Commit | Line | Data |
---|---|---|
1da177e4 LT |
1 | /* |
2 | ||
3 | FlashPoint.c -- FlashPoint SCCB Manager for Linux | |
4 | ||
5 | This file contains the FlashPoint SCCB Manager from BusLogic's FlashPoint | |
6 | Driver Developer's Kit, with minor modifications by Leonard N. Zubkoff for | |
7 | Linux compatibility. It was provided by BusLogic in the form of 16 separate | |
8 | source files, which would have unnecessarily cluttered the scsi directory, so | |
9 | the individual files have been combined into this single file. | |
10 | ||
11 | Copyright 1995-1996 by Mylex Corporation. All Rights Reserved | |
12 | ||
13 | This file is available under both the GNU General Public License | |
14 | and a BSD-style copyright; see LICENSE.FlashPoint for details. | |
15 | ||
16 | */ | |
17 | ||
1da177e4 | 18 | |
78b4b05d | 19 | #ifdef CONFIG_SCSI_FLASHPOINT |
1da177e4 | 20 | |
1da177e4 LT |
21 | #define MAX_CARDS 8 |
22 | #undef BUSTYPE_PCI | |
23 | ||
1da177e4 LT |
24 | #define CRCMASK 0xA001 |
25 | ||
1da177e4 LT |
26 | #define FAILURE 0xFFFFFFFFL |
27 | ||
69eb2ea4 | 28 | struct sccb; |
5c04a7b8 | 29 | typedef void (*CALL_BK_FN) (struct sccb *); |
1da177e4 | 30 | |
7f101662 | 31 | struct sccb_mgr_info { |
391e2f25 | 32 | u32 si_baseaddr; |
5c04a7b8 AD |
33 | unsigned char si_present; |
34 | unsigned char si_intvect; | |
35 | unsigned char si_id; | |
36 | unsigned char si_lun; | |
391e2f25 KA |
37 | u16 si_fw_revision; |
38 | u16 si_per_targ_init_sync; | |
39 | u16 si_per_targ_fast_nego; | |
40 | u16 si_per_targ_ultra_nego; | |
41 | u16 si_per_targ_no_disc; | |
42 | u16 si_per_targ_wide_nego; | |
43 | u16 si_flags; | |
5c04a7b8 AD |
44 | unsigned char si_card_family; |
45 | unsigned char si_bustype; | |
46 | unsigned char si_card_model[3]; | |
47 | unsigned char si_relative_cardnum; | |
48 | unsigned char si_reserved[4]; | |
391e2f25 | 49 | u32 si_OS_reserved; |
5c04a7b8 | 50 | unsigned char si_XlatInfo[4]; |
391e2f25 KA |
51 | u32 si_reserved2[5]; |
52 | u32 si_secondary_range; | |
7f101662 | 53 | }; |
1da177e4 | 54 | |
47b5d69c JB |
55 | #define SCSI_PARITY_ENA 0x0001 |
56 | #define LOW_BYTE_TERM 0x0010 | |
57 | #define HIGH_BYTE_TERM 0x0020 | |
58 | #define BUSTYPE_PCI 0x3 | |
1da177e4 LT |
59 | |
60 | #define SUPPORT_16TAR_32LUN 0x0002 | |
61 | #define SOFT_RESET 0x0004 | |
62 | #define EXTENDED_TRANSLATION 0x0008 | |
63 | #define POST_ALL_UNDERRRUNS 0x0040 | |
64 | #define FLAG_SCAM_ENABLED 0x0080 | |
65 | #define FLAG_SCAM_LEVEL2 0x0100 | |
66 | ||
1da177e4 LT |
67 | #define HARPOON_FAMILY 0x02 |
68 | ||
32357988 | 69 | /* SCCB struct used for both SCCB and UCB manager compiles! |
1da177e4 LT |
70 | * The UCB Manager treats the SCCB as it's 'native hardware structure' |
71 | */ | |
72 | ||
391e2f25 | 73 | /*#pragma pack(1)*/ |
69eb2ea4 | 74 | struct sccb { |
5c04a7b8 AD |
75 | unsigned char OperationCode; |
76 | unsigned char ControlByte; | |
77 | unsigned char CdbLength; | |
78 | unsigned char RequestSenseLength; | |
391e2f25 KA |
79 | u32 DataLength; |
80 | void *DataPointer; | |
5c04a7b8 AD |
81 | unsigned char CcbRes[2]; |
82 | unsigned char HostStatus; | |
83 | unsigned char TargetStatus; | |
84 | unsigned char TargID; | |
85 | unsigned char Lun; | |
86 | unsigned char Cdb[12]; | |
87 | unsigned char CcbRes1; | |
88 | unsigned char Reserved1; | |
391e2f25 KA |
89 | u32 Reserved2; |
90 | u32 SensePointer; | |
5c04a7b8 AD |
91 | |
92 | CALL_BK_FN SccbCallback; /* VOID (*SccbCallback)(); */ | |
391e2f25 | 93 | u32 SccbIOPort; /* Identifies board base port */ |
5c04a7b8 AD |
94 | unsigned char SccbStatus; |
95 | unsigned char SCCBRes2; | |
391e2f25 KA |
96 | u16 SccbOSFlags; |
97 | ||
98 | u32 Sccb_XferCnt; /* actual transfer count */ | |
99 | u32 Sccb_ATC; | |
100 | u32 SccbVirtDataPtr; /* virtual addr for OS/2 */ | |
101 | u32 Sccb_res1; | |
102 | u16 Sccb_MGRFlags; | |
103 | u16 Sccb_sgseg; | |
5c04a7b8 AD |
104 | unsigned char Sccb_scsimsg; /* identify msg for selection */ |
105 | unsigned char Sccb_tag; | |
106 | unsigned char Sccb_scsistat; | |
107 | unsigned char Sccb_idmsg; /* image of last msg in */ | |
108 | struct sccb *Sccb_forwardlink; | |
109 | struct sccb *Sccb_backlink; | |
391e2f25 | 110 | u32 Sccb_savedATC; |
5c04a7b8 AD |
111 | unsigned char Save_Cdb[6]; |
112 | unsigned char Save_CdbLen; | |
113 | unsigned char Sccb_XferState; | |
391e2f25 | 114 | u32 Sccb_SGoffset; |
5c04a7b8 | 115 | }; |
1da177e4 LT |
116 | |
117 | #pragma pack() | |
118 | ||
1da177e4 LT |
119 | #define SCATTER_GATHER_COMMAND 0x02 |
120 | #define RESIDUAL_COMMAND 0x03 | |
121 | #define RESIDUAL_SG_COMMAND 0x04 | |
122 | #define RESET_COMMAND 0x81 | |
123 | ||
5c04a7b8 AD |
124 | #define F_USE_CMD_Q 0x20 /*Inidcates TAGGED command. */ |
125 | #define TAG_TYPE_MASK 0xC0 /*Type of tag msg to send. */ | |
126 | #define SCCB_DATA_XFER_OUT 0x10 /* Write */ | |
127 | #define SCCB_DATA_XFER_IN 0x08 /* Read */ | |
1da177e4 | 128 | |
5c04a7b8 | 129 | #define NO_AUTO_REQUEST_SENSE 0x01 /* No Request Sense Buffer */ |
1da177e4 | 130 | |
5c04a7b8 | 131 | #define BUS_FREE_ST 0 |
1da177e4 | 132 | #define SELECT_ST 1 |
5c04a7b8 AD |
133 | #define SELECT_BDR_ST 2 /* Select w\ Bus Device Reset */ |
134 | #define SELECT_SN_ST 3 /* Select w\ Sync Nego */ | |
135 | #define SELECT_WN_ST 4 /* Select w\ Wide Data Nego */ | |
136 | #define SELECT_Q_ST 5 /* Select w\ Tagged Q'ing */ | |
1da177e4 LT |
137 | #define COMMAND_ST 6 |
138 | #define DATA_OUT_ST 7 | |
139 | #define DATA_IN_ST 8 | |
140 | #define DISCONNECT_ST 9 | |
1da177e4 | 141 | #define ABORT_ST 11 |
1da177e4 | 142 | |
1da177e4 LT |
143 | #define F_HOST_XFER_DIR 0x01 |
144 | #define F_ALL_XFERRED 0x02 | |
145 | #define F_SG_XFER 0x04 | |
146 | #define F_AUTO_SENSE 0x08 | |
147 | #define F_ODD_BALL_CNT 0x10 | |
148 | #define F_NO_DATA_YET 0x80 | |
149 | ||
1da177e4 | 150 | #define F_STATUSLOADED 0x01 |
1da177e4 LT |
151 | #define F_DEV_SELECTED 0x04 |
152 | ||
5c04a7b8 | 153 | #define SCCB_COMPLETE 0x00 /* SCCB completed without error */ |
1da177e4 | 154 | #define SCCB_DATA_UNDER_RUN 0x0C |
5c04a7b8 | 155 | #define SCCB_SELECTION_TIMEOUT 0x11 /* Set SCSI selection timed out */ |
1da177e4 | 156 | #define SCCB_DATA_OVER_RUN 0x12 |
5c04a7b8 | 157 | #define SCCB_PHASE_SEQUENCE_FAIL 0x14 /* Target bus phase sequence failure */ |
1da177e4 | 158 | |
5c04a7b8 AD |
159 | #define SCCB_GROSS_FW_ERR 0x27 /* Major problem! */ |
160 | #define SCCB_BM_ERR 0x30 /* BusMaster error. */ | |
161 | #define SCCB_PARITY_ERR 0x34 /* SCSI parity error */ | |
1da177e4 LT |
162 | |
163 | #define SCCB_IN_PROCESS 0x00 | |
164 | #define SCCB_SUCCESS 0x01 | |
165 | #define SCCB_ABORT 0x02 | |
1da177e4 | 166 | #define SCCB_ERROR 0x04 |
1da177e4 | 167 | |
1da177e4 LT |
168 | #define ORION_FW_REV 3110 |
169 | ||
5c04a7b8 | 170 | #define QUEUE_DEPTH 254+1 /*1 for Normal disconnect 32 for Q'ing. */ |
1da177e4 | 171 | |
5c04a7b8 | 172 | #define MAX_MB_CARDS 4 /* Max. no of cards suppoerted on Mother Board */ |
1da177e4 | 173 | |
47b5d69c JB |
174 | #define MAX_SCSI_TAR 16 |
175 | #define MAX_LUN 32 | |
176 | #define LUN_MASK 0x1f | |
1da177e4 | 177 | |
5c04a7b8 | 178 | #define SG_BUF_CNT 16 /*Number of prefetched elements. */ |
1da177e4 | 179 | |
5c04a7b8 | 180 | #define SG_ELEMENT_SIZE 8 /*Eight byte per element. */ |
1da177e4 | 181 | |
ad0e1d9f AD |
182 | #define RD_HARPOON(ioport) inb((u32)ioport) |
183 | #define RDW_HARPOON(ioport) inw((u32)ioport) | |
184 | #define RD_HARP32(ioport,offset,data) (data = inl((u32)(ioport + offset))) | |
185 | #define WR_HARPOON(ioport,val) outb((u8) val, (u32)ioport) | |
186 | #define WRW_HARPOON(ioport,val) outw((u16)val, (u32)ioport) | |
187 | #define WR_HARP32(ioport,offset,data) outl(data, (u32)(ioport + offset)) | |
1da177e4 | 188 | |
1da177e4 | 189 | #define TAR_SYNC_MASK (BIT(7)+BIT(6)) |
1da177e4 LT |
190 | #define SYNC_TRYING BIT(6) |
191 | #define SYNC_SUPPORTED (BIT(7)+BIT(6)) | |
192 | ||
193 | #define TAR_WIDE_MASK (BIT(5)+BIT(4)) | |
1da177e4 LT |
194 | #define WIDE_ENABLED BIT(4) |
195 | #define WIDE_NEGOCIATED BIT(5) | |
196 | ||
197 | #define TAR_TAG_Q_MASK (BIT(3)+BIT(2)) | |
1da177e4 LT |
198 | #define TAG_Q_TRYING BIT(2) |
199 | #define TAG_Q_REJECT BIT(3) | |
1da177e4 LT |
200 | |
201 | #define TAR_ALLOW_DISC BIT(0) | |
202 | ||
1da177e4 | 203 | #define EE_SYNC_MASK (BIT(0)+BIT(1)) |
1da177e4 LT |
204 | #define EE_SYNC_5MB BIT(0) |
205 | #define EE_SYNC_10MB BIT(1) | |
206 | #define EE_SYNC_20MB (BIT(0)+BIT(1)) | |
207 | ||
1da177e4 LT |
208 | #define EE_WIDE_SCSI BIT(7) |
209 | ||
f31dc0cd | 210 | struct sccb_mgr_tar_info { |
1da177e4 | 211 | |
5c04a7b8 AD |
212 | struct sccb *TarSelQ_Head; |
213 | struct sccb *TarSelQ_Tail; | |
214 | unsigned char TarLUN_CA; /*Contingent Allgiance */ | |
215 | unsigned char TarTagQ_Cnt; | |
216 | unsigned char TarSelQ_Cnt; | |
217 | unsigned char TarStatus; | |
218 | unsigned char TarEEValue; | |
219 | unsigned char TarSyncCtrl; | |
220 | unsigned char TarReserved[2]; /* for alignment */ | |
221 | unsigned char LunDiscQ_Idx[MAX_LUN]; | |
222 | unsigned char TarLUNBusy[MAX_LUN]; | |
f31dc0cd | 223 | }; |
1da177e4 | 224 | |
68d0c1ae | 225 | struct nvram_info { |
391e2f25 KA |
226 | unsigned char niModel; /* Model No. of card */ |
227 | unsigned char niCardNo; /* Card no. */ | |
228 | u32 niBaseAddr; /* Port Address of card */ | |
229 | unsigned char niSysConf; /* Adapter Configuration byte - | |
230 | Byte 16 of eeprom map */ | |
231 | unsigned char niScsiConf; /* SCSI Configuration byte - | |
232 | Byte 17 of eeprom map */ | |
233 | unsigned char niScamConf; /* SCAM Configuration byte - | |
234 | Byte 20 of eeprom map */ | |
235 | unsigned char niAdapId; /* Host Adapter ID - | |
236 | Byte 24 of eerpom map */ | |
237 | unsigned char niSyncTbl[MAX_SCSI_TAR / 2]; /* Sync/Wide byte | |
238 | of targets */ | |
239 | unsigned char niScamTbl[MAX_SCSI_TAR][4]; /* Compressed Scam name | |
240 | string of Targets */ | |
68d0c1ae | 241 | }; |
1da177e4 | 242 | |
1da177e4 LT |
243 | #define MODEL_LT 1 |
244 | #define MODEL_DL 2 | |
245 | #define MODEL_LW 3 | |
246 | #define MODEL_DW 4 | |
247 | ||
13e6851a | 248 | struct sccb_card { |
5c04a7b8 AD |
249 | struct sccb *currentSCCB; |
250 | struct sccb_mgr_info *cardInfo; | |
251 | ||
391e2f25 | 252 | u32 ioPort; |
1da177e4 | 253 | |
5c04a7b8 AD |
254 | unsigned short cmdCounter; |
255 | unsigned char discQCount; | |
256 | unsigned char tagQ_Lst; | |
257 | unsigned char cardIndex; | |
258 | unsigned char scanIndex; | |
259 | unsigned char globalFlags; | |
260 | unsigned char ourId; | |
261 | struct nvram_info *pNvRamInfo; | |
262 | struct sccb *discQ_Tbl[QUEUE_DEPTH]; | |
1da177e4 | 263 | |
5c04a7b8 | 264 | }; |
1da177e4 LT |
265 | |
266 | #define F_TAG_STARTED 0x01 | |
267 | #define F_CONLUN_IO 0x02 | |
268 | #define F_DO_RENEGO 0x04 | |
269 | #define F_NO_FILTER 0x08 | |
270 | #define F_GREEN_PC 0x10 | |
271 | #define F_HOST_XFER_ACT 0x20 | |
272 | #define F_NEW_SCCB_CMD 0x40 | |
273 | #define F_UPDATE_EEPROM 0x80 | |
274 | ||
1da177e4 | 275 | #define ID_STRING_LENGTH 32 |
5c04a7b8 | 276 | #define TYPE_CODE0 0x63 /*Level2 Mstr (bits 7-6), */ |
1da177e4 | 277 | |
5c04a7b8 | 278 | #define SLV_TYPE_CODE0 0xA3 /*Priority Bit set (bits 7-6), */ |
1da177e4 LT |
279 | |
280 | #define ASSIGN_ID 0x00 | |
281 | #define SET_P_FLAG 0x01 | |
282 | #define CFG_CMPLT 0x03 | |
283 | #define DOM_MSTR 0x0F | |
284 | #define SYNC_PTRN 0x1F | |
285 | ||
286 | #define ID_0_7 0x18 | |
287 | #define ID_8_F 0x11 | |
1da177e4 LT |
288 | #define MISC_CODE 0x14 |
289 | #define CLR_P_FLAG 0x18 | |
1da177e4 | 290 | |
1da177e4 LT |
291 | #define INIT_SELTD 0x01 |
292 | #define LEVEL2_TAR 0x02 | |
293 | ||
5c04a7b8 AD |
294 | enum scam_id_st { ID0, ID1, ID2, ID3, ID4, ID5, ID6, ID7, ID8, ID9, ID10, ID11, |
295 | ID12, | |
296 | ID13, ID14, ID15, ID_UNUSED, ID_UNASSIGNED, ID_ASSIGNED, LEGACY, | |
297 | CLR_PRIORITY, NO_ID_AVAIL | |
298 | }; | |
1da177e4 LT |
299 | |
300 | typedef struct SCCBscam_info { | |
301 | ||
5c04a7b8 AD |
302 | unsigned char id_string[ID_STRING_LENGTH]; |
303 | enum scam_id_st state; | |
1da177e4 | 304 | |
5c04a7b8 | 305 | } SCCBSCAM_INFO; |
1da177e4 | 306 | |
1da177e4 | 307 | #define SCSI_REQUEST_SENSE 0x03 |
1da177e4 LT |
308 | #define SCSI_READ 0x08 |
309 | #define SCSI_WRITE 0x0A | |
1da177e4 | 310 | #define SCSI_START_STOP_UNIT 0x1B |
1da177e4 LT |
311 | #define SCSI_READ_EXTENDED 0x28 |
312 | #define SCSI_WRITE_EXTENDED 0x2A | |
1da177e4 | 313 | #define SCSI_WRITE_AND_VERIFY 0x2E |
1da177e4 | 314 | |
1da177e4 LT |
315 | #define SSGOOD 0x00 |
316 | #define SSCHECK 0x02 | |
1da177e4 LT |
317 | #define SSQ_FULL 0x28 |
318 | ||
1da177e4 LT |
319 | #define SMCMD_COMP 0x00 |
320 | #define SMEXT 0x01 | |
321 | #define SMSAVE_DATA_PTR 0x02 | |
322 | #define SMREST_DATA_PTR 0x03 | |
323 | #define SMDISC 0x04 | |
1da177e4 LT |
324 | #define SMABORT 0x06 |
325 | #define SMREJECT 0x07 | |
326 | #define SMNO_OP 0x08 | |
327 | #define SMPARITY 0x09 | |
328 | #define SMDEV_RESET 0x0C | |
329 | #define SMABORT_TAG 0x0D | |
330 | #define SMINIT_RECOVERY 0x0F | |
331 | #define SMREL_RECOVERY 0x10 | |
332 | ||
333 | #define SMIDENT 0x80 | |
334 | #define DISC_PRIV 0x40 | |
335 | ||
1da177e4 | 336 | #define SMSYNC 0x01 |
1da177e4 LT |
337 | #define SMWDTR 0x03 |
338 | #define SM8BIT 0x00 | |
339 | #define SM16BIT 0x01 | |
5c04a7b8 | 340 | #define SMIGNORWR 0x23 /* Ignore Wide Residue */ |
1da177e4 LT |
341 | |
342 | #define SIX_BYTE_CMD 0x06 | |
1da177e4 LT |
343 | #define TWELVE_BYTE_CMD 0x0C |
344 | ||
345 | #define ASYNC 0x00 | |
5c04a7b8 | 346 | #define MAX_OFFSET 0x0F /* Maxbyteoffset for Sync Xfers */ |
1da177e4 LT |
347 | |
348 | #define EEPROM_WD_CNT 256 | |
349 | ||
350 | #define EEPROM_CHECK_SUM 0 | |
351 | #define FW_SIGNATURE 2 | |
352 | #define MODEL_NUMB_0 4 | |
1da177e4 | 353 | #define MODEL_NUMB_2 6 |
1da177e4 | 354 | #define MODEL_NUMB_4 8 |
1da177e4 LT |
355 | #define SYSTEM_CONFIG 16 |
356 | #define SCSI_CONFIG 17 | |
357 | #define BIOS_CONFIG 18 | |
1da177e4 LT |
358 | #define SCAM_CONFIG 20 |
359 | #define ADAPTER_SCSI_ID 24 | |
360 | ||
1da177e4 LT |
361 | #define IGNORE_B_SCAN 32 |
362 | #define SEND_START_ENA 34 | |
363 | #define DEVICE_ENABLE 36 | |
364 | ||
365 | #define SYNC_RATE_TBL 38 | |
366 | #define SYNC_RATE_TBL01 38 | |
367 | #define SYNC_RATE_TBL23 40 | |
368 | #define SYNC_RATE_TBL45 42 | |
369 | #define SYNC_RATE_TBL67 44 | |
370 | #define SYNC_RATE_TBL89 46 | |
371 | #define SYNC_RATE_TBLab 48 | |
372 | #define SYNC_RATE_TBLcd 50 | |
373 | #define SYNC_RATE_TBLef 52 | |
374 | ||
5c04a7b8 | 375 | #define EE_SCAMBASE 256 |
1da177e4 | 376 | |
5c04a7b8 AD |
377 | #define SCAM_ENABLED BIT(2) |
378 | #define SCAM_LEVEL2 BIT(3) | |
1da177e4 | 379 | |
1cafc30f JS |
380 | #define RENEGO_ENA BIT(10) |
381 | #define CONNIO_ENA BIT(11) | |
382 | #define GREEN_PC_ENA BIT(12) | |
1da177e4 | 383 | |
5c04a7b8 AD |
384 | #define AUTO_RATE_00 00 |
385 | #define AUTO_RATE_05 01 | |
386 | #define AUTO_RATE_10 02 | |
387 | #define AUTO_RATE_20 03 | |
1da177e4 | 388 | |
5c04a7b8 AD |
389 | #define WIDE_NEGO_BIT BIT(7) |
390 | #define DISC_ENABLE_BIT BIT(6) | |
1da177e4 | 391 | |
5c04a7b8 AD |
392 | #define hp_vendor_id_0 0x00 /* LSB */ |
393 | #define ORION_VEND_0 0x4B | |
1da177e4 | 394 | |
5c04a7b8 AD |
395 | #define hp_vendor_id_1 0x01 /* MSB */ |
396 | #define ORION_VEND_1 0x10 | |
1da177e4 | 397 | |
5c04a7b8 AD |
398 | #define hp_device_id_0 0x02 /* LSB */ |
399 | #define ORION_DEV_0 0x30 | |
1da177e4 | 400 | |
5c04a7b8 AD |
401 | #define hp_device_id_1 0x03 /* MSB */ |
402 | #define ORION_DEV_1 0x81 | |
1da177e4 LT |
403 | |
404 | /* Sub Vendor ID and Sub Device ID only available in | |
5c04a7b8 | 405 | Harpoon Version 2 and higher */ |
1da177e4 | 406 | |
5c04a7b8 | 407 | #define hp_sub_device_id_0 0x06 /* LSB */ |
1da177e4 | 408 | |
5c04a7b8 AD |
409 | #define hp_semaphore 0x0C |
410 | #define SCCB_MGR_ACTIVE BIT(0) | |
411 | #define TICKLE_ME BIT(1) | |
412 | #define SCCB_MGR_PRESENT BIT(3) | |
413 | #define BIOS_IN_USE BIT(4) | |
1da177e4 | 414 | |
5c04a7b8 | 415 | #define hp_sys_ctrl 0x0F |
1da177e4 | 416 | |
5c04a7b8 AD |
417 | #define STOP_CLK BIT(0) /*Turn off BusMaster Clock */ |
418 | #define DRVR_RST BIT(1) /*Firmware Reset to 80C15 chip */ | |
419 | #define HALT_MACH BIT(3) /*Halt State Machine */ | |
420 | #define HARD_ABORT BIT(4) /*Hard Abort */ | |
1da177e4 | 421 | |
5c04a7b8 | 422 | #define hp_host_blk_cnt 0x13 |
1da177e4 | 423 | |
5c04a7b8 | 424 | #define XFER_BLK64 0x06 /* 1 1 0 64 byte per block */ |
1da177e4 | 425 | |
5c04a7b8 | 426 | #define BM_THRESHOLD 0x40 /* PCI mode can only xfer 16 bytes */ |
1da177e4 | 427 | |
5c04a7b8 | 428 | #define hp_int_mask 0x17 |
1da177e4 | 429 | |
5c04a7b8 AD |
430 | #define INT_CMD_COMPL BIT(0) /* DMA command complete */ |
431 | #define INT_EXT_STATUS BIT(1) /* Extended Status Set */ | |
1da177e4 | 432 | |
5c04a7b8 AD |
433 | #define hp_xfer_cnt_lo 0x18 |
434 | #define hp_xfer_cnt_hi 0x1A | |
435 | #define hp_xfer_cmd 0x1B | |
1da177e4 | 436 | |
5c04a7b8 AD |
437 | #define XFER_HOST_DMA 0x00 /* 0 0 0 Transfer Host -> DMA */ |
438 | #define XFER_DMA_HOST 0x01 /* 0 0 1 Transfer DMA -> Host */ | |
1da177e4 | 439 | |
5c04a7b8 | 440 | #define XFER_HOST_AUTO 0x00 /* 0 0 Auto Transfer Size */ |
1da177e4 | 441 | |
5c04a7b8 | 442 | #define XFER_DMA_8BIT 0x20 /* 0 1 8 BIT Transfer Size */ |
1da177e4 | 443 | |
5c04a7b8 | 444 | #define DISABLE_INT BIT(7) /*Do not interrupt at end of cmd. */ |
1da177e4 | 445 | |
5c04a7b8 AD |
446 | #define HOST_WRT_CMD ((DISABLE_INT + XFER_HOST_DMA + XFER_HOST_AUTO + XFER_DMA_8BIT)) |
447 | #define HOST_RD_CMD ((DISABLE_INT + XFER_DMA_HOST + XFER_HOST_AUTO + XFER_DMA_8BIT)) | |
1da177e4 | 448 | |
5c04a7b8 AD |
449 | #define hp_host_addr_lo 0x1C |
450 | #define hp_host_addr_hmi 0x1E | |
1da177e4 | 451 | |
5c04a7b8 | 452 | #define hp_ee_ctrl 0x22 |
1da177e4 | 453 | |
5c04a7b8 AD |
454 | #define EXT_ARB_ACK BIT(7) |
455 | #define SCSI_TERM_ENA_H BIT(6) /* SCSI high byte terminator */ | |
456 | #define SEE_MS BIT(5) | |
457 | #define SEE_CS BIT(3) | |
458 | #define SEE_CLK BIT(2) | |
459 | #define SEE_DO BIT(1) | |
460 | #define SEE_DI BIT(0) | |
1da177e4 | 461 | |
5c04a7b8 AD |
462 | #define EE_READ 0x06 |
463 | #define EE_WRITE 0x05 | |
464 | #define EWEN 0x04 | |
465 | #define EWEN_ADDR 0x03C0 | |
466 | #define EWDS 0x04 | |
467 | #define EWDS_ADDR 0x0000 | |
1da177e4 | 468 | |
5c04a7b8 | 469 | #define hp_bm_ctrl 0x26 |
1da177e4 | 470 | |
5c04a7b8 AD |
471 | #define SCSI_TERM_ENA_L BIT(0) /*Enable/Disable external terminators */ |
472 | #define FLUSH_XFER_CNTR BIT(1) /*Flush transfer counter */ | |
473 | #define FORCE1_XFER BIT(5) /*Always xfer one byte in byte mode */ | |
474 | #define FAST_SINGLE BIT(6) /*?? */ | |
1da177e4 | 475 | |
5c04a7b8 | 476 | #define BMCTRL_DEFAULT (FORCE1_XFER|FAST_SINGLE|SCSI_TERM_ENA_L) |
1da177e4 | 477 | |
5c04a7b8 AD |
478 | #define hp_sg_addr 0x28 |
479 | #define hp_page_ctrl 0x29 | |
1da177e4 | 480 | |
5c04a7b8 AD |
481 | #define SCATTER_EN BIT(0) |
482 | #define SGRAM_ARAM BIT(1) | |
483 | #define G_INT_DISABLE BIT(3) /* Enable/Disable all Interrupts */ | |
484 | #define NARROW_SCSI_CARD BIT(4) /* NARROW/WIDE SCSI config pin */ | |
1da177e4 | 485 | |
5c04a7b8 | 486 | #define hp_pci_stat_cfg 0x2D |
1da177e4 | 487 | |
5c04a7b8 | 488 | #define REC_MASTER_ABORT BIT(5) /*received Master abort */ |
1da177e4 | 489 | |
5c04a7b8 | 490 | #define hp_rev_num 0x33 |
1da177e4 | 491 | |
5c04a7b8 AD |
492 | #define hp_stack_data 0x34 |
493 | #define hp_stack_addr 0x35 | |
1da177e4 | 494 | |
5c04a7b8 | 495 | #define hp_ext_status 0x36 |
1da177e4 | 496 | |
5c04a7b8 AD |
497 | #define BM_FORCE_OFF BIT(0) /*Bus Master is forced to get off */ |
498 | #define PCI_TGT_ABORT BIT(0) /*PCI bus master transaction aborted */ | |
499 | #define PCI_DEV_TMOUT BIT(1) /*PCI Device Time out */ | |
500 | #define CMD_ABORTED BIT(4) /*Command aborted */ | |
501 | #define BM_PARITY_ERR BIT(5) /*parity error on data received */ | |
502 | #define PIO_OVERRUN BIT(6) /*Slave data overrun */ | |
503 | #define BM_CMD_BUSY BIT(7) /*Bus master transfer command busy */ | |
504 | #define BAD_EXT_STATUS (BM_FORCE_OFF | PCI_DEV_TMOUT | CMD_ABORTED | \ | |
1da177e4 LT |
505 | BM_PARITY_ERR | PIO_OVERRUN) |
506 | ||
5c04a7b8 AD |
507 | #define hp_int_status 0x37 |
508 | ||
509 | #define EXT_STATUS_ON BIT(1) /*Extended status is valid */ | |
510 | #define SCSI_INTERRUPT BIT(2) /*Global indication of a SCSI int. */ | |
511 | #define INT_ASSERTED BIT(5) /* */ | |
512 | ||
513 | #define hp_fifo_cnt 0x38 | |
514 | ||
515 | #define hp_intena 0x40 | |
516 | ||
1cafc30f JS |
517 | #define RESET BIT(7) |
518 | #define PROG_HLT BIT(6) | |
519 | #define PARITY BIT(5) | |
520 | #define FIFO BIT(4) | |
521 | #define SEL BIT(3) | |
522 | #define SCAM_SEL BIT(2) | |
523 | #define RSEL BIT(1) | |
524 | #define TIMEOUT BIT(0) | |
525 | #define BUS_FREE BIT(15) | |
526 | #define XFER_CNT_0 BIT(14) | |
527 | #define PHASE BIT(13) | |
528 | #define IUNKWN BIT(12) | |
529 | #define ICMD_COMP BIT(11) | |
530 | #define ITICKLE BIT(10) | |
531 | #define IDO_STRT BIT(9) | |
532 | #define ITAR_DISC BIT(8) | |
533 | #define AUTO_INT (BIT(12)+BIT(11)+BIT(10)+BIT(9)+BIT(8)) | |
5c04a7b8 AD |
534 | #define CLR_ALL_INT 0xFFFF |
535 | #define CLR_ALL_INT_1 0xFF00 | |
536 | ||
537 | #define hp_intstat 0x42 | |
538 | ||
539 | #define hp_scsisig 0x44 | |
540 | ||
541 | #define SCSI_SEL BIT(7) | |
542 | #define SCSI_BSY BIT(6) | |
543 | #define SCSI_REQ BIT(5) | |
544 | #define SCSI_ACK BIT(4) | |
545 | #define SCSI_ATN BIT(3) | |
546 | #define SCSI_CD BIT(2) | |
547 | #define SCSI_MSG BIT(1) | |
548 | #define SCSI_IOBIT BIT(0) | |
549 | ||
550 | #define S_SCSI_PHZ (BIT(2)+BIT(1)+BIT(0)) | |
551 | #define S_MSGO_PH (BIT(2)+BIT(1) ) | |
552 | #define S_MSGI_PH (BIT(2)+BIT(1)+BIT(0)) | |
553 | #define S_DATAI_PH ( BIT(0)) | |
554 | #define S_DATAO_PH 0x00 | |
555 | #define S_ILL_PH ( BIT(1) ) | |
556 | ||
557 | #define hp_scsictrl_0 0x45 | |
558 | ||
559 | #define SEL_TAR BIT(6) | |
560 | #define ENA_ATN BIT(4) | |
561 | #define ENA_RESEL BIT(2) | |
562 | #define SCSI_RST BIT(1) | |
563 | #define ENA_SCAM_SEL BIT(0) | |
1da177e4 | 564 | |
5c04a7b8 | 565 | #define hp_portctrl_0 0x46 |
1da177e4 | 566 | |
5c04a7b8 AD |
567 | #define SCSI_PORT BIT(7) |
568 | #define SCSI_INBIT BIT(6) | |
569 | #define DMA_PORT BIT(5) | |
570 | #define DMA_RD BIT(4) | |
571 | #define HOST_PORT BIT(3) | |
572 | #define HOST_WRT BIT(2) | |
573 | #define SCSI_BUS_EN BIT(1) | |
574 | #define START_TO BIT(0) | |
1da177e4 | 575 | |
5c04a7b8 | 576 | #define hp_scsireset 0x47 |
1da177e4 | 577 | |
5c04a7b8 AD |
578 | #define SCSI_INI BIT(6) |
579 | #define SCAM_EN BIT(5) | |
580 | #define DMA_RESET BIT(3) | |
581 | #define HPSCSI_RESET BIT(2) | |
582 | #define PROG_RESET BIT(1) | |
583 | #define FIFO_CLR BIT(0) | |
1da177e4 | 584 | |
5c04a7b8 AD |
585 | #define hp_xfercnt_0 0x48 |
586 | #define hp_xfercnt_2 0x4A | |
1da177e4 | 587 | |
5c04a7b8 AD |
588 | #define hp_fifodata_0 0x4C |
589 | #define hp_addstat 0x4E | |
1da177e4 | 590 | |
5c04a7b8 AD |
591 | #define SCAM_TIMER BIT(7) |
592 | #define SCSI_MODE8 BIT(3) | |
593 | #define SCSI_PAR_ERR BIT(0) | |
1da177e4 | 594 | |
5c04a7b8 | 595 | #define hp_prgmcnt_0 0x4F |
1da177e4 | 596 | |
5c04a7b8 AD |
597 | #define hp_selfid_0 0x50 |
598 | #define hp_selfid_1 0x51 | |
599 | #define hp_arb_id 0x52 | |
1da177e4 | 600 | |
5c04a7b8 | 601 | #define hp_select_id 0x53 |
1da177e4 | 602 | |
5c04a7b8 AD |
603 | #define hp_synctarg_base 0x54 |
604 | #define hp_synctarg_12 0x54 | |
605 | #define hp_synctarg_13 0x55 | |
606 | #define hp_synctarg_14 0x56 | |
607 | #define hp_synctarg_15 0x57 | |
1da177e4 | 608 | |
5c04a7b8 AD |
609 | #define hp_synctarg_8 0x58 |
610 | #define hp_synctarg_9 0x59 | |
611 | #define hp_synctarg_10 0x5A | |
612 | #define hp_synctarg_11 0x5B | |
1da177e4 | 613 | |
5c04a7b8 AD |
614 | #define hp_synctarg_4 0x5C |
615 | #define hp_synctarg_5 0x5D | |
616 | #define hp_synctarg_6 0x5E | |
617 | #define hp_synctarg_7 0x5F | |
1da177e4 | 618 | |
5c04a7b8 AD |
619 | #define hp_synctarg_0 0x60 |
620 | #define hp_synctarg_1 0x61 | |
621 | #define hp_synctarg_2 0x62 | |
622 | #define hp_synctarg_3 0x63 | |
1da177e4 | 623 | |
5c04a7b8 AD |
624 | #define NARROW_SCSI BIT(4) |
625 | #define DEFAULT_OFFSET 0x0F | |
1da177e4 | 626 | |
5c04a7b8 AD |
627 | #define hp_autostart_0 0x64 |
628 | #define hp_autostart_1 0x65 | |
629 | #define hp_autostart_3 0x67 | |
1da177e4 | 630 | |
5c04a7b8 AD |
631 | #define AUTO_IMMED BIT(5) |
632 | #define SELECT BIT(6) | |
633 | #define END_DATA (BIT(7)+BIT(6)) | |
1da177e4 | 634 | |
5c04a7b8 AD |
635 | #define hp_gp_reg_0 0x68 |
636 | #define hp_gp_reg_1 0x69 | |
637 | #define hp_gp_reg_3 0x6B | |
1da177e4 | 638 | |
5c04a7b8 | 639 | #define hp_seltimeout 0x6C |
1da177e4 | 640 | |
5c04a7b8 | 641 | #define TO_4ms 0x67 /* 3.9959ms */ |
1da177e4 | 642 | |
5c04a7b8 AD |
643 | #define TO_5ms 0x03 /* 4.9152ms */ |
644 | #define TO_10ms 0x07 /* 11.xxxms */ | |
645 | #define TO_250ms 0x99 /* 250.68ms */ | |
646 | #define TO_290ms 0xB1 /* 289.99ms */ | |
1da177e4 | 647 | |
5c04a7b8 | 648 | #define hp_clkctrl_0 0x6D |
1da177e4 | 649 | |
5c04a7b8 AD |
650 | #define PWR_DWN BIT(6) |
651 | #define ACTdeassert BIT(4) | |
652 | #define CLK_40MHZ (BIT(1) + BIT(0)) | |
1da177e4 | 653 | |
5c04a7b8 | 654 | #define CLKCTRL_DEFAULT (ACTdeassert | CLK_40MHZ) |
1da177e4 | 655 | |
5c04a7b8 AD |
656 | #define hp_fiforead 0x6E |
657 | #define hp_fifowrite 0x6F | |
1da177e4 | 658 | |
5c04a7b8 AD |
659 | #define hp_offsetctr 0x70 |
660 | #define hp_xferstat 0x71 | |
1da177e4 | 661 | |
5c04a7b8 | 662 | #define FIFO_EMPTY BIT(6) |
1da177e4 | 663 | |
5c04a7b8 | 664 | #define hp_portctrl_1 0x72 |
1da177e4 | 665 | |
5c04a7b8 AD |
666 | #define CHK_SCSI_P BIT(3) |
667 | #define HOST_MODE8 BIT(0) | |
1da177e4 | 668 | |
5c04a7b8 | 669 | #define hp_xfer_pad 0x73 |
1da177e4 | 670 | |
5c04a7b8 | 671 | #define ID_UNLOCK BIT(3) |
1da177e4 | 672 | |
5c04a7b8 AD |
673 | #define hp_scsidata_0 0x74 |
674 | #define hp_scsidata_1 0x75 | |
1da177e4 | 675 | |
5c04a7b8 AD |
676 | #define hp_aramBase 0x80 |
677 | #define BIOS_DATA_OFFSET 0x60 | |
678 | #define BIOS_RELATIVE_CARD 0x64 | |
1da177e4 | 679 | |
1cafc30f JS |
680 | #define AR3 (BIT(9) + BIT(8)) |
681 | #define SDATA BIT(10) | |
1da177e4 | 682 | |
1cafc30f | 683 | #define CRD_OP BIT(11) /* Cmp Reg. w/ Data */ |
1da177e4 | 684 | |
1cafc30f | 685 | #define CRR_OP BIT(12) /* Cmp Reg. w. Reg. */ |
1da177e4 | 686 | |
1cafc30f | 687 | #define CPE_OP (BIT(14)+BIT(11)) /* Cmp SCSI phs & Branch EQ */ |
1da177e4 | 688 | |
1cafc30f | 689 | #define CPN_OP (BIT(14)+BIT(12)) /* Cmp SCSI phs & Branch NOT EQ */ |
1da177e4 | 690 | |
5c04a7b8 | 691 | #define ADATA_OUT 0x00 |
1cafc30f JS |
692 | #define ADATA_IN BIT(8) |
693 | #define ACOMMAND BIT(10) | |
694 | #define ASTATUS (BIT(10)+BIT(8)) | |
695 | #define AMSG_OUT (BIT(10)+BIT(9)) | |
696 | #define AMSG_IN (BIT(10)+BIT(9)+BIT(8)) | |
1da177e4 | 697 | |
1cafc30f | 698 | #define BRH_OP BIT(13) /* Branch */ |
1da177e4 | 699 | |
5c04a7b8 | 700 | #define ALWAYS 0x00 |
1cafc30f JS |
701 | #define EQUAL BIT(8) |
702 | #define NOT_EQ BIT(9) | |
1da177e4 | 703 | |
1cafc30f | 704 | #define TCB_OP (BIT(13)+BIT(11)) /* Test condition & branch */ |
1da177e4 | 705 | |
1cafc30f | 706 | #define FIFO_0 BIT(10) |
1da177e4 | 707 | |
1cafc30f | 708 | #define MPM_OP BIT(15) /* Match phase and move data */ |
1da177e4 | 709 | |
1cafc30f | 710 | #define MRR_OP BIT(14) /* Move DReg. to Reg. */ |
1da177e4 | 711 | |
5c04a7b8 | 712 | #define S_IDREG (BIT(2)+BIT(1)+BIT(0)) |
1da177e4 | 713 | |
5c04a7b8 AD |
714 | #define D_AR0 0x00 |
715 | #define D_AR1 BIT(0) | |
716 | #define D_BUCKET (BIT(2) + BIT(1) + BIT(0)) | |
1da177e4 | 717 | |
1cafc30f | 718 | #define RAT_OP (BIT(14)+BIT(13)+BIT(11)) |
1da177e4 | 719 | |
1cafc30f | 720 | #define SSI_OP (BIT(15)+BIT(11)) |
1da177e4 | 721 | |
5c04a7b8 AD |
722 | #define SSI_ITAR_DISC (ITAR_DISC >> 8) |
723 | #define SSI_IDO_STRT (IDO_STRT >> 8) | |
1da177e4 | 724 | |
5c04a7b8 AD |
725 | #define SSI_ICMD_COMP (ICMD_COMP >> 8) |
726 | #define SSI_ITICKLE (ITICKLE >> 8) | |
1da177e4 | 727 | |
5c04a7b8 AD |
728 | #define SSI_IUNKWN (IUNKWN >> 8) |
729 | #define SSI_INO_CC (IUNKWN >> 8) | |
730 | #define SSI_IRFAIL (IUNKWN >> 8) | |
1da177e4 | 731 | |
5c04a7b8 AD |
732 | #define NP 0x10 /*Next Phase */ |
733 | #define NTCMD 0x02 /*Non- Tagged Command start */ | |
734 | #define CMDPZ 0x04 /*Command phase */ | |
735 | #define DINT 0x12 /*Data Out/In interrupt */ | |
736 | #define DI 0x13 /*Data Out */ | |
737 | #define DC 0x19 /*Disconnect Message */ | |
738 | #define ST 0x1D /*Status Phase */ | |
739 | #define UNKNWN 0x24 /*Unknown bus action */ | |
740 | #define CC 0x25 /*Command Completion failure */ | |
741 | #define TICK 0x26 /*New target reselected us. */ | |
742 | #define SELCHK 0x28 /*Select & Check SCSI ID latch reg */ | |
1da177e4 | 743 | |
5c04a7b8 AD |
744 | #define ID_MSG_STRT hp_aramBase + 0x00 |
745 | #define NON_TAG_ID_MSG hp_aramBase + 0x06 | |
746 | #define CMD_STRT hp_aramBase + 0x08 | |
747 | #define SYNC_MSGS hp_aramBase + 0x08 | |
1da177e4 | 748 | |
5c04a7b8 AD |
749 | #define TAG_STRT 0x00 |
750 | #define DISCONNECT_START 0x10/2 | |
751 | #define END_DATA_START 0x14/2 | |
752 | #define CMD_ONLY_STRT CMDPZ/2 | |
753 | #define SELCHK_STRT SELCHK/2 | |
1da177e4 LT |
754 | |
755 | #define GET_XFER_CNT(port, xfercnt) {RD_HARP32(port,hp_xfercnt_0,xfercnt); xfercnt &= 0xFFFFFF;} | |
756 | /* #define GET_XFER_CNT(port, xfercnt) (xfercnt = RD_HARPOON(port+hp_xfercnt_2), \ | |
757 | xfercnt <<= 16,\ | |
c823feeb | 758 | xfercnt |= RDW_HARPOON((unsigned short)(port+hp_xfercnt_0))) |
1da177e4 | 759 | */ |
c823feeb | 760 | #define HP_SETUP_ADDR_CNT(port,addr,count) (WRW_HARPOON((port+hp_host_addr_lo), (unsigned short)(addr & 0x0000FFFFL)),\ |
1da177e4 | 761 | addr >>= 16,\ |
c823feeb | 762 | WRW_HARPOON((port+hp_host_addr_hmi), (unsigned short)(addr & 0x0000FFFFL)),\ |
1da177e4 | 763 | WR_HARP32(port,hp_xfercnt_0,count),\ |
c823feeb | 764 | WRW_HARPOON((port+hp_xfer_cnt_lo), (unsigned short)(count & 0x0000FFFFL)),\ |
1da177e4 LT |
765 | count >>= 16,\ |
766 | WR_HARPOON(port+hp_xfer_cnt_hi, (count & 0xFF))) | |
1da177e4 LT |
767 | |
768 | #define ACCEPT_MSG(port) {while(RD_HARPOON(port+hp_scsisig) & SCSI_REQ){}\ | |
769 | WR_HARPOON(port+hp_scsisig, S_ILL_PH);} | |
770 | ||
1da177e4 LT |
771 | #define ACCEPT_MSG_ATN(port) {while(RD_HARPOON(port+hp_scsisig) & SCSI_REQ){}\ |
772 | WR_HARPOON(port+hp_scsisig, (S_ILL_PH|SCSI_ATN));} | |
773 | ||
1da177e4 LT |
774 | #define DISABLE_AUTO(port) (WR_HARPOON(port+hp_scsireset, PROG_RESET),\ |
775 | WR_HARPOON(port+hp_scsireset, 0x00)) | |
776 | ||
777 | #define ARAM_ACCESS(p_port) (WR_HARPOON(p_port+hp_page_ctrl, \ | |
778 | (RD_HARPOON(p_port+hp_page_ctrl) | SGRAM_ARAM))) | |
779 | ||
780 | #define SGRAM_ACCESS(p_port) (WR_HARPOON(p_port+hp_page_ctrl, \ | |
781 | (RD_HARPOON(p_port+hp_page_ctrl) & ~SGRAM_ARAM))) | |
782 | ||
783 | #define MDISABLE_INT(p_port) (WR_HARPOON(p_port+hp_page_ctrl, \ | |
784 | (RD_HARPOON(p_port+hp_page_ctrl) | G_INT_DISABLE))) | |
785 | ||
786 | #define MENABLE_INT(p_port) (WR_HARPOON(p_port+hp_page_ctrl, \ | |
787 | (RD_HARPOON(p_port+hp_page_ctrl) & ~G_INT_DISABLE))) | |
788 | ||
391e2f25 | 789 | static unsigned char FPT_sisyncn(u32 port, unsigned char p_card, |
5c04a7b8 | 790 | unsigned char syncFlag); |
391e2f25 KA |
791 | static void FPT_ssel(u32 port, unsigned char p_card); |
792 | static void FPT_sres(u32 port, unsigned char p_card, | |
5c04a7b8 | 793 | struct sccb_card *pCurrCard); |
391e2f25 | 794 | static void FPT_shandem(u32 port, unsigned char p_card, |
5c04a7b8 | 795 | struct sccb *pCurrSCCB); |
391e2f25 KA |
796 | static void FPT_stsyncn(u32 port, unsigned char p_card); |
797 | static void FPT_sisyncr(u32 port, unsigned char sync_pulse, | |
5c04a7b8 | 798 | unsigned char offset); |
391e2f25 | 799 | static void FPT_sssyncv(u32 p_port, unsigned char p_id, |
5c04a7b8 AD |
800 | unsigned char p_sync_value, |
801 | struct sccb_mgr_tar_info *currTar_Info); | |
391e2f25 KA |
802 | static void FPT_sresb(u32 port, unsigned char p_card); |
803 | static void FPT_sxfrp(u32 p_port, unsigned char p_card); | |
804 | static void FPT_schkdd(u32 port, unsigned char p_card); | |
805 | static unsigned char FPT_RdStack(u32 port, unsigned char index); | |
806 | static void FPT_WrStack(u32 portBase, unsigned char index, | |
5c04a7b8 | 807 | unsigned char data); |
391e2f25 | 808 | static unsigned char FPT_ChkIfChipInitialized(u32 ioPort); |
d63a4ccc | 809 | |
391e2f25 | 810 | static void FPT_SendMsg(u32 port, unsigned char message); |
5c04a7b8 AD |
811 | static void FPT_queueFlushTargSccb(unsigned char p_card, unsigned char thisTarg, |
812 | unsigned char error_code); | |
db038cf8 | 813 | |
5c04a7b8 AD |
814 | static void FPT_sinits(struct sccb *p_sccb, unsigned char p_card); |
815 | static void FPT_RNVRamData(struct nvram_info *pNvRamInfo); | |
1da177e4 | 816 | |
391e2f25 KA |
817 | static unsigned char FPT_siwidn(u32 port, unsigned char p_card); |
818 | static void FPT_stwidn(u32 port, unsigned char p_card); | |
819 | static void FPT_siwidr(u32 port, unsigned char width); | |
5c04a7b8 AD |
820 | |
821 | static void FPT_queueSelectFail(struct sccb_card *pCurrCard, | |
822 | unsigned char p_card); | |
823 | static void FPT_queueDisconnect(struct sccb *p_SCCB, unsigned char p_card); | |
824 | static void FPT_queueCmdComplete(struct sccb_card *pCurrCard, | |
825 | struct sccb *p_SCCB, unsigned char p_card); | |
826 | static void FPT_queueSearchSelect(struct sccb_card *pCurrCard, | |
db038cf8 | 827 | unsigned char p_card); |
5c04a7b8 AD |
828 | static void FPT_queueFlushSccb(unsigned char p_card, unsigned char error_code); |
829 | static void FPT_queueAddSccb(struct sccb *p_SCCB, unsigned char card); | |
830 | static unsigned char FPT_queueFindSccb(struct sccb *p_SCCB, | |
831 | unsigned char p_card); | |
832 | static void FPT_utilUpdateResidual(struct sccb *p_SCCB); | |
c823feeb | 833 | static unsigned short FPT_CalcCrc16(unsigned char buffer[]); |
5c04a7b8 AD |
834 | static unsigned char FPT_CalcLrc(unsigned char buffer[]); |
835 | ||
391e2f25 KA |
836 | static void FPT_Wait1Second(u32 p_port); |
837 | static void FPT_Wait(u32 p_port, unsigned char p_delay); | |
838 | static void FPT_utilEEWriteOnOff(u32 p_port, unsigned char p_mode); | |
839 | static void FPT_utilEEWrite(u32 p_port, unsigned short ee_data, | |
5c04a7b8 | 840 | unsigned short ee_addr); |
391e2f25 | 841 | static unsigned short FPT_utilEERead(u32 p_port, |
5c04a7b8 | 842 | unsigned short ee_addr); |
391e2f25 | 843 | static unsigned short FPT_utilEEReadOrg(u32 p_port, |
5c04a7b8 | 844 | unsigned short ee_addr); |
391e2f25 | 845 | static void FPT_utilEESendCmdAddr(u32 p_port, unsigned char ee_cmd, |
5c04a7b8 AD |
846 | unsigned short ee_addr); |
847 | ||
391e2f25 KA |
848 | static void FPT_phaseDataOut(u32 port, unsigned char p_card); |
849 | static void FPT_phaseDataIn(u32 port, unsigned char p_card); | |
850 | static void FPT_phaseCommand(u32 port, unsigned char p_card); | |
851 | static void FPT_phaseStatus(u32 port, unsigned char p_card); | |
852 | static void FPT_phaseMsgOut(u32 port, unsigned char p_card); | |
853 | static void FPT_phaseMsgIn(u32 port, unsigned char p_card); | |
854 | static void FPT_phaseIllegal(u32 port, unsigned char p_card); | |
5c04a7b8 | 855 | |
391e2f25 KA |
856 | static void FPT_phaseDecode(u32 port, unsigned char p_card); |
857 | static void FPT_phaseChkFifo(u32 port, unsigned char p_card); | |
858 | static void FPT_phaseBusFree(u32 p_port, unsigned char p_card); | |
5c04a7b8 | 859 | |
391e2f25 KA |
860 | static void FPT_XbowInit(u32 port, unsigned char scamFlg); |
861 | static void FPT_BusMasterInit(u32 p_port); | |
862 | static void FPT_DiagEEPROM(u32 p_port); | |
5c04a7b8 | 863 | |
391e2f25 | 864 | static void FPT_dataXferProcessor(u32 port, |
5c04a7b8 | 865 | struct sccb_card *pCurrCard); |
391e2f25 | 866 | static void FPT_busMstrSGDataXferStart(u32 port, |
5c04a7b8 | 867 | struct sccb *pCurrSCCB); |
391e2f25 | 868 | static void FPT_busMstrDataXferStart(u32 port, |
5c04a7b8 | 869 | struct sccb *pCurrSCCB); |
391e2f25 | 870 | static void FPT_hostDataXferAbort(u32 port, unsigned char p_card, |
5c04a7b8 AD |
871 | struct sccb *pCurrSCCB); |
872 | static void FPT_hostDataXferRestart(struct sccb *currSCCB); | |
873 | ||
391e2f25 | 874 | static unsigned char FPT_SccbMgr_bad_isr(u32 p_port, |
5c04a7b8 AD |
875 | unsigned char p_card, |
876 | struct sccb_card *pCurrCard, | |
877 | unsigned short p_int); | |
878 | ||
879 | static void FPT_SccbMgrTableInitAll(void); | |
880 | static void FPT_SccbMgrTableInitCard(struct sccb_card *pCurrCard, | |
881 | unsigned char p_card); | |
882 | static void FPT_SccbMgrTableInitTarget(unsigned char p_card, | |
883 | unsigned char target); | |
884 | ||
885 | static void FPT_scini(unsigned char p_card, unsigned char p_our_id, | |
886 | unsigned char p_power_up); | |
887 | ||
391e2f25 KA |
888 | static int FPT_scarb(u32 p_port, unsigned char p_sel_type); |
889 | static void FPT_scbusf(u32 p_port); | |
890 | static void FPT_scsel(u32 p_port); | |
891 | static void FPT_scasid(unsigned char p_card, u32 p_port); | |
892 | static unsigned char FPT_scxferc(u32 p_port, unsigned char p_data); | |
893 | static unsigned char FPT_scsendi(u32 p_port, | |
5c04a7b8 | 894 | unsigned char p_id_string[]); |
391e2f25 | 895 | static unsigned char FPT_sciso(u32 p_port, |
5c04a7b8 | 896 | unsigned char p_id_string[]); |
391e2f25 KA |
897 | static void FPT_scwirod(u32 p_port, unsigned char p_data_bit); |
898 | static void FPT_scwiros(u32 p_port, unsigned char p_data_bit); | |
db038cf8 | 899 | static unsigned char FPT_scvalq(unsigned char p_quintet); |
391e2f25 KA |
900 | static unsigned char FPT_scsell(u32 p_port, unsigned char targ_id); |
901 | static void FPT_scwtsel(u32 p_port); | |
902 | static void FPT_inisci(unsigned char p_card, u32 p_port, | |
5c04a7b8 | 903 | unsigned char p_our_id); |
391e2f25 | 904 | static void FPT_scsavdi(unsigned char p_card, u32 p_port); |
5c04a7b8 AD |
905 | static unsigned char FPT_scmachid(unsigned char p_card, |
906 | unsigned char p_id_string[]); | |
907 | ||
391e2f25 KA |
908 | static void FPT_autoCmdCmplt(u32 p_port, unsigned char p_card); |
909 | static void FPT_autoLoadDefaultMap(u32 p_port); | |
5c04a7b8 AD |
910 | |
911 | static struct sccb_mgr_tar_info FPT_sccbMgrTbl[MAX_CARDS][MAX_SCSI_TAR] = | |
912 | { {{0}} }; | |
913 | static struct sccb_card FPT_BL_Card[MAX_CARDS] = { {0} }; | |
914 | static SCCBSCAM_INFO FPT_scamInfo[MAX_SCSI_TAR] = { {{0}} }; | |
915 | static struct nvram_info FPT_nvRamInfo[MAX_MB_CARDS] = { {0} }; | |
1da177e4 | 916 | |
db038cf8 | 917 | static unsigned char FPT_mbCards = 0; |
5c04a7b8 AD |
918 | static unsigned char FPT_scamHAString[] = |
919 | { 0x63, 0x07, 'B', 'U', 'S', 'L', 'O', 'G', 'I', 'C', | |
920 | ' ', 'B', 'T', '-', '9', '3', '0', | |
921 | 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, | |
922 | 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20 | |
923 | }; | |
1da177e4 | 924 | |
c823feeb | 925 | static unsigned short FPT_default_intena = 0; |
1da177e4 | 926 | |
391e2f25 | 927 | static void (*FPT_s_PhaseTbl[8]) (u32, unsigned char) = { |
5c04a7b8 | 928 | 0}; |
1da177e4 LT |
929 | |
930 | /*--------------------------------------------------------------------- | |
931 | * | |
d8b6b8bd | 932 | * Function: FlashPoint_ProbeHostAdapter |
1da177e4 LT |
933 | * |
934 | * Description: Setup and/or Search for cards and return info to caller. | |
935 | * | |
936 | *---------------------------------------------------------------------*/ | |
937 | ||
5c04a7b8 | 938 | static int FlashPoint_ProbeHostAdapter(struct sccb_mgr_info *pCardInfo) |
1da177e4 | 939 | { |
5c04a7b8 | 940 | static unsigned char first_time = 1; |
1da177e4 | 941 | |
5c04a7b8 AD |
942 | unsigned char i, j, id, ScamFlg; |
943 | unsigned short temp, temp2, temp3, temp4, temp5, temp6; | |
391e2f25 | 944 | u32 ioport; |
5c04a7b8 | 945 | struct nvram_info *pCurrNvRam; |
1da177e4 | 946 | |
5c04a7b8 | 947 | ioport = pCardInfo->si_baseaddr; |
1da177e4 | 948 | |
5c04a7b8 | 949 | if (RD_HARPOON(ioport + hp_vendor_id_0) != ORION_VEND_0) |
5c1b85e2 | 950 | return (int)FAILURE; |
1da177e4 | 951 | |
5c04a7b8 | 952 | if ((RD_HARPOON(ioport + hp_vendor_id_1) != ORION_VEND_1)) |
5c1b85e2 | 953 | return (int)FAILURE; |
1da177e4 | 954 | |
5c04a7b8 | 955 | if ((RD_HARPOON(ioport + hp_device_id_0) != ORION_DEV_0)) |
5c1b85e2 | 956 | return (int)FAILURE; |
1da177e4 | 957 | |
5c04a7b8 | 958 | if ((RD_HARPOON(ioport + hp_device_id_1) != ORION_DEV_1)) |
5c1b85e2 | 959 | return (int)FAILURE; |
1da177e4 | 960 | |
5c04a7b8 | 961 | if (RD_HARPOON(ioport + hp_rev_num) != 0x0f) { |
1da177e4 LT |
962 | |
963 | /* For new Harpoon then check for sub_device ID LSB | |
964 | the bits(0-3) must be all ZERO for compatible with | |
965 | current version of SCCBMgr, else skip this Harpoon | |
966 | device. */ | |
967 | ||
5c04a7b8 | 968 | if (RD_HARPOON(ioport + hp_sub_device_id_0) & 0x0f) |
5c1b85e2 | 969 | return (int)FAILURE; |
1da177e4 LT |
970 | } |
971 | ||
5c04a7b8 AD |
972 | if (first_time) { |
973 | FPT_SccbMgrTableInitAll(); | |
974 | first_time = 0; | |
47b5d69c | 975 | FPT_mbCards = 0; |
5c04a7b8 | 976 | } |
1da177e4 | 977 | |
5c04a7b8 AD |
978 | if (FPT_RdStack(ioport, 0) != 0x00) { |
979 | if (FPT_ChkIfChipInitialized(ioport) == 0) { | |
1da177e4 | 980 | pCurrNvRam = NULL; |
5c04a7b8 AD |
981 | WR_HARPOON(ioport + hp_semaphore, 0x00); |
982 | FPT_XbowInit(ioport, 0); /*Must Init the SCSI before attempting */ | |
47b5d69c | 983 | FPT_DiagEEPROM(ioport); |
5c04a7b8 AD |
984 | } else { |
985 | if (FPT_mbCards < MAX_MB_CARDS) { | |
47b5d69c JB |
986 | pCurrNvRam = &FPT_nvRamInfo[FPT_mbCards]; |
987 | FPT_mbCards++; | |
1da177e4 | 988 | pCurrNvRam->niBaseAddr = ioport; |
47b5d69c | 989 | FPT_RNVRamData(pCurrNvRam); |
5c04a7b8 | 990 | } else |
5c1b85e2 | 991 | return (int)FAILURE; |
1da177e4 | 992 | } |
5c04a7b8 | 993 | } else |
1da177e4 | 994 | pCurrNvRam = NULL; |
1da177e4 | 995 | |
5c04a7b8 AD |
996 | WR_HARPOON(ioport + hp_clkctrl_0, CLKCTRL_DEFAULT); |
997 | WR_HARPOON(ioport + hp_sys_ctrl, 0x00); | |
1da177e4 | 998 | |
5c04a7b8 | 999 | if (pCurrNvRam) |
1da177e4 LT |
1000 | pCardInfo->si_id = pCurrNvRam->niAdapId; |
1001 | else | |
5c04a7b8 AD |
1002 | pCardInfo->si_id = |
1003 | (unsigned | |
1004 | char)(FPT_utilEERead(ioport, | |
1005 | (ADAPTER_SCSI_ID / | |
1006 | 2)) & (unsigned char)0x0FF); | |
1007 | ||
1008 | pCardInfo->si_lun = 0x00; | |
1009 | pCardInfo->si_fw_revision = ORION_FW_REV; | |
1010 | temp2 = 0x0000; | |
1011 | temp3 = 0x0000; | |
1012 | temp4 = 0x0000; | |
1013 | temp5 = 0x0000; | |
1014 | temp6 = 0x0000; | |
1015 | ||
1016 | for (id = 0; id < (16 / 2); id++) { | |
1017 | ||
1018 | if (pCurrNvRam) { | |
1019 | temp = (unsigned short)pCurrNvRam->niSyncTbl[id]; | |
1020 | temp = ((temp & 0x03) + ((temp << 4) & 0xc0)) + | |
1021 | (((temp << 4) & 0x0300) + ((temp << 8) & 0xc000)); | |
1022 | } else | |
1023 | temp = | |
1024 | FPT_utilEERead(ioport, | |
1025 | (unsigned short)((SYNC_RATE_TBL / 2) | |
1026 | + id)); | |
1027 | ||
1028 | for (i = 0; i < 2; temp >>= 8, i++) { | |
1029 | ||
1030 | temp2 >>= 1; | |
1031 | temp3 >>= 1; | |
1032 | temp4 >>= 1; | |
1033 | temp5 >>= 1; | |
1034 | temp6 >>= 1; | |
1035 | switch (temp & 0x3) { | |
1036 | case AUTO_RATE_20: /* Synchronous, 20 mega-transfers/second */ | |
df561f66 GS |
1037 | temp6 |= 0x8000; |
1038 | fallthrough; | |
5c04a7b8 | 1039 | case AUTO_RATE_10: /* Synchronous, 10 mega-transfers/second */ |
df561f66 GS |
1040 | temp5 |= 0x8000; |
1041 | fallthrough; | |
5c04a7b8 | 1042 | case AUTO_RATE_05: /* Synchronous, 5 mega-transfers/second */ |
df561f66 GS |
1043 | temp2 |= 0x8000; |
1044 | fallthrough; | |
5c04a7b8 AD |
1045 | case AUTO_RATE_00: /* Asynchronous */ |
1046 | break; | |
1047 | } | |
1da177e4 | 1048 | |
5c04a7b8 AD |
1049 | if (temp & DISC_ENABLE_BIT) |
1050 | temp3 |= 0x8000; | |
1da177e4 | 1051 | |
5c04a7b8 AD |
1052 | if (temp & WIDE_NEGO_BIT) |
1053 | temp4 |= 0x8000; | |
1da177e4 | 1054 | |
5c04a7b8 AD |
1055 | } |
1056 | } | |
1da177e4 | 1057 | |
5c04a7b8 AD |
1058 | pCardInfo->si_per_targ_init_sync = temp2; |
1059 | pCardInfo->si_per_targ_no_disc = temp3; | |
1060 | pCardInfo->si_per_targ_wide_nego = temp4; | |
1061 | pCardInfo->si_per_targ_fast_nego = temp5; | |
1062 | pCardInfo->si_per_targ_ultra_nego = temp6; | |
1da177e4 | 1063 | |
5c04a7b8 | 1064 | if (pCurrNvRam) |
1da177e4 LT |
1065 | i = pCurrNvRam->niSysConf; |
1066 | else | |
5c04a7b8 AD |
1067 | i = (unsigned |
1068 | char)(FPT_utilEERead(ioport, (SYSTEM_CONFIG / 2))); | |
1da177e4 | 1069 | |
5c04a7b8 | 1070 | if (pCurrNvRam) |
1da177e4 LT |
1071 | ScamFlg = pCurrNvRam->niScamConf; |
1072 | else | |
5c04a7b8 AD |
1073 | ScamFlg = |
1074 | (unsigned char)FPT_utilEERead(ioport, SCAM_CONFIG / 2); | |
1da177e4 | 1075 | |
5c04a7b8 | 1076 | pCardInfo->si_flags = 0x0000; |
1da177e4 | 1077 | |
5c04a7b8 AD |
1078 | if (i & 0x01) |
1079 | pCardInfo->si_flags |= SCSI_PARITY_ENA; | |
1da177e4 | 1080 | |
5c04a7b8 AD |
1081 | if (!(i & 0x02)) |
1082 | pCardInfo->si_flags |= SOFT_RESET; | |
1da177e4 | 1083 | |
5c04a7b8 AD |
1084 | if (i & 0x10) |
1085 | pCardInfo->si_flags |= EXTENDED_TRANSLATION; | |
1da177e4 | 1086 | |
5c04a7b8 AD |
1087 | if (ScamFlg & SCAM_ENABLED) |
1088 | pCardInfo->si_flags |= FLAG_SCAM_ENABLED; | |
1da177e4 | 1089 | |
5c04a7b8 AD |
1090 | if (ScamFlg & SCAM_LEVEL2) |
1091 | pCardInfo->si_flags |= FLAG_SCAM_LEVEL2; | |
1da177e4 | 1092 | |
5c04a7b8 AD |
1093 | j = (RD_HARPOON(ioport + hp_bm_ctrl) & ~SCSI_TERM_ENA_L); |
1094 | if (i & 0x04) { | |
1095 | j |= SCSI_TERM_ENA_L; | |
1096 | } | |
1097 | WR_HARPOON(ioport + hp_bm_ctrl, j); | |
1da177e4 | 1098 | |
5c04a7b8 AD |
1099 | j = (RD_HARPOON(ioport + hp_ee_ctrl) & ~SCSI_TERM_ENA_H); |
1100 | if (i & 0x08) { | |
1101 | j |= SCSI_TERM_ENA_H; | |
1102 | } | |
1103 | WR_HARPOON(ioport + hp_ee_ctrl, j); | |
1104 | ||
1105 | if (!(RD_HARPOON(ioport + hp_page_ctrl) & NARROW_SCSI_CARD)) | |
1106 | ||
1107 | pCardInfo->si_flags |= SUPPORT_16TAR_32LUN; | |
1108 | ||
1109 | pCardInfo->si_card_family = HARPOON_FAMILY; | |
1110 | pCardInfo->si_bustype = BUSTYPE_PCI; | |
1111 | ||
1112 | if (pCurrNvRam) { | |
1113 | pCardInfo->si_card_model[0] = '9'; | |
1114 | switch (pCurrNvRam->niModel & 0x0f) { | |
1115 | case MODEL_LT: | |
1116 | pCardInfo->si_card_model[1] = '3'; | |
1117 | pCardInfo->si_card_model[2] = '0'; | |
1118 | break; | |
1119 | case MODEL_LW: | |
1120 | pCardInfo->si_card_model[1] = '5'; | |
1121 | pCardInfo->si_card_model[2] = '0'; | |
1122 | break; | |
1123 | case MODEL_DL: | |
1124 | pCardInfo->si_card_model[1] = '3'; | |
1125 | pCardInfo->si_card_model[2] = '2'; | |
1126 | break; | |
1127 | case MODEL_DW: | |
1128 | pCardInfo->si_card_model[1] = '5'; | |
1129 | pCardInfo->si_card_model[2] = '2'; | |
1130 | break; | |
1131 | } | |
1132 | } else { | |
1133 | temp = FPT_utilEERead(ioport, (MODEL_NUMB_0 / 2)); | |
1134 | pCardInfo->si_card_model[0] = (unsigned char)(temp >> 8); | |
1135 | temp = FPT_utilEERead(ioport, (MODEL_NUMB_2 / 2)); | |
1da177e4 | 1136 | |
5c04a7b8 AD |
1137 | pCardInfo->si_card_model[1] = (unsigned char)(temp & 0x00FF); |
1138 | pCardInfo->si_card_model[2] = (unsigned char)(temp >> 8); | |
1139 | } | |
1da177e4 | 1140 | |
5c04a7b8 AD |
1141 | if (pCardInfo->si_card_model[1] == '3') { |
1142 | if (RD_HARPOON(ioport + hp_ee_ctrl) & BIT(7)) | |
1143 | pCardInfo->si_flags |= LOW_BYTE_TERM; | |
1144 | } else if (pCardInfo->si_card_model[2] == '0') { | |
1145 | temp = RD_HARPOON(ioport + hp_xfer_pad); | |
1146 | WR_HARPOON(ioport + hp_xfer_pad, (temp & ~BIT(4))); | |
1147 | if (RD_HARPOON(ioport + hp_ee_ctrl) & BIT(7)) | |
1148 | pCardInfo->si_flags |= LOW_BYTE_TERM; | |
1149 | WR_HARPOON(ioport + hp_xfer_pad, (temp | BIT(4))); | |
1150 | if (RD_HARPOON(ioport + hp_ee_ctrl) & BIT(7)) | |
1151 | pCardInfo->si_flags |= HIGH_BYTE_TERM; | |
1152 | WR_HARPOON(ioport + hp_xfer_pad, temp); | |
1153 | } else { | |
1154 | temp = RD_HARPOON(ioport + hp_ee_ctrl); | |
1155 | temp2 = RD_HARPOON(ioport + hp_xfer_pad); | |
1156 | WR_HARPOON(ioport + hp_ee_ctrl, (temp | SEE_CS)); | |
1157 | WR_HARPOON(ioport + hp_xfer_pad, (temp2 | BIT(4))); | |
1158 | temp3 = 0; | |
1159 | for (i = 0; i < 8; i++) { | |
1160 | temp3 <<= 1; | |
1161 | if (!(RD_HARPOON(ioport + hp_ee_ctrl) & BIT(7))) | |
1162 | temp3 |= 1; | |
1163 | WR_HARPOON(ioport + hp_xfer_pad, (temp2 & ~BIT(4))); | |
1164 | WR_HARPOON(ioport + hp_xfer_pad, (temp2 | BIT(4))); | |
1165 | } | |
1166 | WR_HARPOON(ioport + hp_ee_ctrl, temp); | |
1167 | WR_HARPOON(ioport + hp_xfer_pad, temp2); | |
1168 | if (!(temp3 & BIT(7))) | |
1169 | pCardInfo->si_flags |= LOW_BYTE_TERM; | |
1170 | if (!(temp3 & BIT(6))) | |
1171 | pCardInfo->si_flags |= HIGH_BYTE_TERM; | |
1172 | } | |
1da177e4 | 1173 | |
5c04a7b8 | 1174 | ARAM_ACCESS(ioport); |
1da177e4 | 1175 | |
5c04a7b8 AD |
1176 | for (i = 0; i < 4; i++) { |
1177 | ||
1178 | pCardInfo->si_XlatInfo[i] = | |
1179 | RD_HARPOON(ioport + hp_aramBase + BIOS_DATA_OFFSET + i); | |
1180 | } | |
1da177e4 LT |
1181 | |
1182 | /* return with -1 if no sort, else return with | |
1183 | logical card number sorted by BIOS (zero-based) */ | |
1184 | ||
1185 | pCardInfo->si_relative_cardnum = | |
5c04a7b8 AD |
1186 | (unsigned |
1187 | char)(RD_HARPOON(ioport + hp_aramBase + BIOS_RELATIVE_CARD) - 1); | |
1da177e4 | 1188 | |
5c04a7b8 | 1189 | SGRAM_ACCESS(ioport); |
1da177e4 | 1190 | |
5c04a7b8 AD |
1191 | FPT_s_PhaseTbl[0] = FPT_phaseDataOut; |
1192 | FPT_s_PhaseTbl[1] = FPT_phaseDataIn; | |
1193 | FPT_s_PhaseTbl[2] = FPT_phaseIllegal; | |
1194 | FPT_s_PhaseTbl[3] = FPT_phaseIllegal; | |
1195 | FPT_s_PhaseTbl[4] = FPT_phaseCommand; | |
1196 | FPT_s_PhaseTbl[5] = FPT_phaseStatus; | |
1197 | FPT_s_PhaseTbl[6] = FPT_phaseMsgOut; | |
1198 | FPT_s_PhaseTbl[7] = FPT_phaseMsgIn; | |
1da177e4 | 1199 | |
5c04a7b8 | 1200 | pCardInfo->si_present = 0x01; |
1da177e4 | 1201 | |
5c1b85e2 | 1202 | return 0; |
1da177e4 LT |
1203 | } |
1204 | ||
1da177e4 LT |
1205 | /*--------------------------------------------------------------------- |
1206 | * | |
d8b6b8bd | 1207 | * Function: FlashPoint_HardwareResetHostAdapter |
1da177e4 LT |
1208 | * |
1209 | * Description: Setup adapter for normal operation (hard reset). | |
1210 | * | |
1211 | *---------------------------------------------------------------------*/ | |
1212 | ||
391e2f25 | 1213 | static void *FlashPoint_HardwareResetHostAdapter(struct sccb_mgr_info |
5c04a7b8 | 1214 | *pCardInfo) |
1da177e4 | 1215 | { |
5c04a7b8 AD |
1216 | struct sccb_card *CurrCard = NULL; |
1217 | struct nvram_info *pCurrNvRam; | |
1218 | unsigned char i, j, thisCard, ScamFlg; | |
1219 | unsigned short temp, sync_bit_map, id; | |
391e2f25 | 1220 | u32 ioport; |
1da177e4 | 1221 | |
5c04a7b8 | 1222 | ioport = pCardInfo->si_baseaddr; |
1da177e4 | 1223 | |
5c04a7b8 | 1224 | for (thisCard = 0; thisCard <= MAX_CARDS; thisCard++) { |
1da177e4 | 1225 | |
391e2f25 KA |
1226 | if (thisCard == MAX_CARDS) |
1227 | return (void *)FAILURE; | |
1da177e4 | 1228 | |
5c04a7b8 | 1229 | if (FPT_BL_Card[thisCard].ioPort == ioport) { |
1da177e4 | 1230 | |
5c04a7b8 AD |
1231 | CurrCard = &FPT_BL_Card[thisCard]; |
1232 | FPT_SccbMgrTableInitCard(CurrCard, thisCard); | |
1233 | break; | |
1234 | } | |
1da177e4 | 1235 | |
5c04a7b8 | 1236 | else if (FPT_BL_Card[thisCard].ioPort == 0x00) { |
1da177e4 | 1237 | |
5c04a7b8 AD |
1238 | FPT_BL_Card[thisCard].ioPort = ioport; |
1239 | CurrCard = &FPT_BL_Card[thisCard]; | |
1da177e4 | 1240 | |
5c04a7b8 AD |
1241 | if (FPT_mbCards) |
1242 | for (i = 0; i < FPT_mbCards; i++) { | |
1243 | if (CurrCard->ioPort == | |
1244 | FPT_nvRamInfo[i].niBaseAddr) | |
1245 | CurrCard->pNvRamInfo = | |
1246 | &FPT_nvRamInfo[i]; | |
1da177e4 | 1247 | } |
5c04a7b8 AD |
1248 | FPT_SccbMgrTableInitCard(CurrCard, thisCard); |
1249 | CurrCard->cardIndex = thisCard; | |
1250 | CurrCard->cardInfo = pCardInfo; | |
1da177e4 | 1251 | |
5c04a7b8 AD |
1252 | break; |
1253 | } | |
1254 | } | |
1da177e4 LT |
1255 | |
1256 | pCurrNvRam = CurrCard->pNvRamInfo; | |
1257 | ||
5c04a7b8 | 1258 | if (pCurrNvRam) { |
1da177e4 | 1259 | ScamFlg = pCurrNvRam->niScamConf; |
5c04a7b8 AD |
1260 | } else { |
1261 | ScamFlg = | |
1262 | (unsigned char)FPT_utilEERead(ioport, SCAM_CONFIG / 2); | |
1da177e4 | 1263 | } |
1da177e4 | 1264 | |
5c04a7b8 AD |
1265 | FPT_BusMasterInit(ioport); |
1266 | FPT_XbowInit(ioport, ScamFlg); | |
1da177e4 | 1267 | |
5c04a7b8 | 1268 | FPT_autoLoadDefaultMap(ioport); |
1da177e4 | 1269 | |
5c04a7b8 AD |
1270 | for (i = 0, id = 0x01; i != pCardInfo->si_id; i++, id <<= 1) { |
1271 | } | |
1da177e4 | 1272 | |
5c04a7b8 AD |
1273 | WR_HARPOON(ioport + hp_selfid_0, id); |
1274 | WR_HARPOON(ioport + hp_selfid_1, 0x00); | |
1275 | WR_HARPOON(ioport + hp_arb_id, pCardInfo->si_id); | |
1276 | CurrCard->ourId = pCardInfo->si_id; | |
1da177e4 | 1277 | |
5c04a7b8 AD |
1278 | i = (unsigned char)pCardInfo->si_flags; |
1279 | if (i & SCSI_PARITY_ENA) | |
1280 | WR_HARPOON(ioport + hp_portctrl_1, (HOST_MODE8 | CHK_SCSI_P)); | |
1da177e4 | 1281 | |
5c04a7b8 AD |
1282 | j = (RD_HARPOON(ioport + hp_bm_ctrl) & ~SCSI_TERM_ENA_L); |
1283 | if (i & LOW_BYTE_TERM) | |
1284 | j |= SCSI_TERM_ENA_L; | |
1285 | WR_HARPOON(ioport + hp_bm_ctrl, j); | |
1da177e4 | 1286 | |
5c04a7b8 AD |
1287 | j = (RD_HARPOON(ioport + hp_ee_ctrl) & ~SCSI_TERM_ENA_H); |
1288 | if (i & HIGH_BYTE_TERM) | |
1289 | j |= SCSI_TERM_ENA_H; | |
1290 | WR_HARPOON(ioport + hp_ee_ctrl, j); | |
1da177e4 | 1291 | |
5c04a7b8 | 1292 | if (!(pCardInfo->si_flags & SOFT_RESET)) { |
1da177e4 | 1293 | |
5c04a7b8 | 1294 | FPT_sresb(ioport, thisCard); |
1da177e4 | 1295 | |
5c04a7b8 AD |
1296 | FPT_scini(thisCard, pCardInfo->si_id, 0); |
1297 | } | |
1da177e4 | 1298 | |
5c04a7b8 AD |
1299 | if (pCardInfo->si_flags & POST_ALL_UNDERRRUNS) |
1300 | CurrCard->globalFlags |= F_NO_FILTER; | |
1da177e4 | 1301 | |
5c04a7b8 AD |
1302 | if (pCurrNvRam) { |
1303 | if (pCurrNvRam->niSysConf & 0x10) | |
1304 | CurrCard->globalFlags |= F_GREEN_PC; | |
1305 | } else { | |
1306 | if (FPT_utilEERead(ioport, (SYSTEM_CONFIG / 2)) & GREEN_PC_ENA) | |
47b5d69c | 1307 | CurrCard->globalFlags |= F_GREEN_PC; |
47b5d69c | 1308 | } |
1da177e4 | 1309 | |
47b5d69c | 1310 | /* Set global flag to indicate Re-Negotiation to be done on all |
5c04a7b8 AD |
1311 | ckeck condition */ |
1312 | if (pCurrNvRam) { | |
1313 | if (pCurrNvRam->niScsiConf & 0x04) | |
1314 | CurrCard->globalFlags |= F_DO_RENEGO; | |
1315 | } else { | |
1316 | if (FPT_utilEERead(ioport, (SCSI_CONFIG / 2)) & RENEGO_ENA) | |
47b5d69c | 1317 | CurrCard->globalFlags |= F_DO_RENEGO; |
47b5d69c | 1318 | } |
1da177e4 | 1319 | |
5c04a7b8 AD |
1320 | if (pCurrNvRam) { |
1321 | if (pCurrNvRam->niScsiConf & 0x08) | |
1322 | CurrCard->globalFlags |= F_CONLUN_IO; | |
1323 | } else { | |
1324 | if (FPT_utilEERead(ioport, (SCSI_CONFIG / 2)) & CONNIO_ENA) | |
47b5d69c JB |
1325 | CurrCard->globalFlags |= F_CONLUN_IO; |
1326 | } | |
1da177e4 | 1327 | |
5c04a7b8 | 1328 | temp = pCardInfo->si_per_targ_no_disc; |
1da177e4 | 1329 | |
5c04a7b8 | 1330 | for (i = 0, id = 1; i < MAX_SCSI_TAR; i++, id <<= 1) { |
1da177e4 | 1331 | |
5c04a7b8 AD |
1332 | if (temp & id) |
1333 | FPT_sccbMgrTbl[thisCard][i].TarStatus |= TAR_ALLOW_DISC; | |
1334 | } | |
1da177e4 | 1335 | |
5c04a7b8 | 1336 | sync_bit_map = 0x0001; |
1da177e4 | 1337 | |
5c04a7b8 | 1338 | for (id = 0; id < (MAX_SCSI_TAR / 2); id++) { |
1da177e4 | 1339 | |
5c04a7b8 AD |
1340 | if (pCurrNvRam) { |
1341 | temp = (unsigned short)pCurrNvRam->niSyncTbl[id]; | |
47b5d69c | 1342 | temp = ((temp & 0x03) + ((temp << 4) & 0xc0)) + |
5c04a7b8 AD |
1343 | (((temp << 4) & 0x0300) + ((temp << 8) & 0xc000)); |
1344 | } else | |
1345 | temp = | |
1346 | FPT_utilEERead(ioport, | |
1347 | (unsigned short)((SYNC_RATE_TBL / 2) | |
1348 | + id)); | |
1da177e4 | 1349 | |
5c04a7b8 | 1350 | for (i = 0; i < 2; temp >>= 8, i++) { |
1da177e4 | 1351 | |
5c04a7b8 | 1352 | if (pCardInfo->si_per_targ_init_sync & sync_bit_map) { |
1da177e4 | 1353 | |
5c04a7b8 AD |
1354 | FPT_sccbMgrTbl[thisCard][id * 2 + |
1355 | i].TarEEValue = | |
1356 | (unsigned char)temp; | |
1357 | } | |
1da177e4 | 1358 | |
5c04a7b8 AD |
1359 | else { |
1360 | FPT_sccbMgrTbl[thisCard][id * 2 + | |
1361 | i].TarStatus |= | |
1362 | SYNC_SUPPORTED; | |
1363 | FPT_sccbMgrTbl[thisCard][id * 2 + | |
1364 | i].TarEEValue = | |
1365 | (unsigned char)(temp & ~EE_SYNC_MASK); | |
1366 | } | |
1da177e4 | 1367 | |
47b5d69c JB |
1368 | /* if ((pCardInfo->si_per_targ_wide_nego & sync_bit_map) || |
1369 | (id*2+i >= 8)){ | |
1370 | */ | |
5c04a7b8 | 1371 | if (pCardInfo->si_per_targ_wide_nego & sync_bit_map) { |
1da177e4 | 1372 | |
5c04a7b8 AD |
1373 | FPT_sccbMgrTbl[thisCard][id * 2 + |
1374 | i].TarEEValue |= | |
1375 | EE_WIDE_SCSI; | |
1da177e4 | 1376 | |
5c04a7b8 | 1377 | } |
1da177e4 | 1378 | |
5c04a7b8 AD |
1379 | else { /* NARROW SCSI */ |
1380 | FPT_sccbMgrTbl[thisCard][id * 2 + | |
1381 | i].TarStatus |= | |
1382 | WIDE_NEGOCIATED; | |
1383 | } | |
1da177e4 | 1384 | |
5c04a7b8 | 1385 | sync_bit_map <<= 1; |
1da177e4 | 1386 | |
5c04a7b8 AD |
1387 | } |
1388 | } | |
1da177e4 | 1389 | |
5c04a7b8 AD |
1390 | WR_HARPOON((ioport + hp_semaphore), |
1391 | (unsigned char)(RD_HARPOON((ioport + hp_semaphore)) | | |
1392 | SCCB_MGR_PRESENT)); | |
1da177e4 | 1393 | |
391e2f25 | 1394 | return (void *)CurrCard; |
47b5d69c JB |
1395 | } |
1396 | ||
391e2f25 | 1397 | static void FlashPoint_ReleaseHostAdapter(void *pCurrCard) |
1da177e4 | 1398 | { |
db038cf8 | 1399 | unsigned char i; |
391e2f25 KA |
1400 | u32 portBase; |
1401 | u32 regOffset; | |
1402 | u32 scamData; | |
1403 | u32 *pScamTbl; | |
5c04a7b8 | 1404 | struct nvram_info *pCurrNvRam; |
1da177e4 | 1405 | |
13e6851a | 1406 | pCurrNvRam = ((struct sccb_card *)pCurrCard)->pNvRamInfo; |
1da177e4 | 1407 | |
5c04a7b8 | 1408 | if (pCurrNvRam) { |
47b5d69c JB |
1409 | FPT_WrStack(pCurrNvRam->niBaseAddr, 0, pCurrNvRam->niModel); |
1410 | FPT_WrStack(pCurrNvRam->niBaseAddr, 1, pCurrNvRam->niSysConf); | |
1411 | FPT_WrStack(pCurrNvRam->niBaseAddr, 2, pCurrNvRam->niScsiConf); | |
1412 | FPT_WrStack(pCurrNvRam->niBaseAddr, 3, pCurrNvRam->niScamConf); | |
1413 | FPT_WrStack(pCurrNvRam->niBaseAddr, 4, pCurrNvRam->niAdapId); | |
1da177e4 | 1414 | |
5c04a7b8 AD |
1415 | for (i = 0; i < MAX_SCSI_TAR / 2; i++) |
1416 | FPT_WrStack(pCurrNvRam->niBaseAddr, | |
1417 | (unsigned char)(i + 5), | |
1418 | pCurrNvRam->niSyncTbl[i]); | |
1da177e4 LT |
1419 | |
1420 | portBase = pCurrNvRam->niBaseAddr; | |
1421 | ||
5c04a7b8 AD |
1422 | for (i = 0; i < MAX_SCSI_TAR; i++) { |
1423 | regOffset = hp_aramBase + 64 + i * 4; | |
391e2f25 | 1424 | pScamTbl = (u32 *)&pCurrNvRam->niScamTbl[i]; |
1da177e4 LT |
1425 | scamData = *pScamTbl; |
1426 | WR_HARP32(portBase, regOffset, scamData); | |
1427 | } | |
1428 | ||
5c04a7b8 | 1429 | } else { |
13e6851a | 1430 | FPT_WrStack(((struct sccb_card *)pCurrCard)->ioPort, 0, 0); |
1da177e4 LT |
1431 | } |
1432 | } | |
1da177e4 | 1433 | |
5c04a7b8 | 1434 | static void FPT_RNVRamData(struct nvram_info *pNvRamInfo) |
1da177e4 | 1435 | { |
db038cf8 | 1436 | unsigned char i; |
391e2f25 KA |
1437 | u32 portBase; |
1438 | u32 regOffset; | |
1439 | u32 scamData; | |
1440 | u32 *pScamTbl; | |
1da177e4 | 1441 | |
5c04a7b8 AD |
1442 | pNvRamInfo->niModel = FPT_RdStack(pNvRamInfo->niBaseAddr, 0); |
1443 | pNvRamInfo->niSysConf = FPT_RdStack(pNvRamInfo->niBaseAddr, 1); | |
47b5d69c JB |
1444 | pNvRamInfo->niScsiConf = FPT_RdStack(pNvRamInfo->niBaseAddr, 2); |
1445 | pNvRamInfo->niScamConf = FPT_RdStack(pNvRamInfo->niBaseAddr, 3); | |
5c04a7b8 | 1446 | pNvRamInfo->niAdapId = FPT_RdStack(pNvRamInfo->niBaseAddr, 4); |
1da177e4 | 1447 | |
5c04a7b8 AD |
1448 | for (i = 0; i < MAX_SCSI_TAR / 2; i++) |
1449 | pNvRamInfo->niSyncTbl[i] = | |
1450 | FPT_RdStack(pNvRamInfo->niBaseAddr, (unsigned char)(i + 5)); | |
1da177e4 LT |
1451 | |
1452 | portBase = pNvRamInfo->niBaseAddr; | |
1453 | ||
5c04a7b8 AD |
1454 | for (i = 0; i < MAX_SCSI_TAR; i++) { |
1455 | regOffset = hp_aramBase + 64 + i * 4; | |
1da177e4 | 1456 | RD_HARP32(portBase, regOffset, scamData); |
391e2f25 | 1457 | pScamTbl = (u32 *)&pNvRamInfo->niScamTbl[i]; |
1da177e4 LT |
1458 | *pScamTbl = scamData; |
1459 | } | |
1460 | ||
1461 | } | |
1462 | ||
391e2f25 | 1463 | static unsigned char FPT_RdStack(u32 portBase, unsigned char index) |
1da177e4 LT |
1464 | { |
1465 | WR_HARPOON(portBase + hp_stack_addr, index); | |
5c1b85e2 | 1466 | return RD_HARPOON(portBase + hp_stack_data); |
1da177e4 LT |
1467 | } |
1468 | ||
391e2f25 | 1469 | static void FPT_WrStack(u32 portBase, unsigned char index, unsigned char data) |
1da177e4 LT |
1470 | { |
1471 | WR_HARPOON(portBase + hp_stack_addr, index); | |
1472 | WR_HARPOON(portBase + hp_stack_data, data); | |
1473 | } | |
1474 | ||
391e2f25 | 1475 | static unsigned char FPT_ChkIfChipInitialized(u32 ioPort) |
1da177e4 | 1476 | { |
5c04a7b8 | 1477 | if ((RD_HARPOON(ioPort + hp_arb_id) & 0x0f) != FPT_RdStack(ioPort, 4)) |
5c1b85e2 | 1478 | return 0; |
5c04a7b8 AD |
1479 | if ((RD_HARPOON(ioPort + hp_clkctrl_0) & CLKCTRL_DEFAULT) |
1480 | != CLKCTRL_DEFAULT) | |
5c1b85e2 | 1481 | return 0; |
5c04a7b8 AD |
1482 | if ((RD_HARPOON(ioPort + hp_seltimeout) == TO_250ms) || |
1483 | (RD_HARPOON(ioPort + hp_seltimeout) == TO_290ms)) | |
5c1b85e2 AD |
1484 | return 1; |
1485 | return 0; | |
1da177e4 LT |
1486 | |
1487 | } | |
5c04a7b8 | 1488 | |
1da177e4 LT |
1489 | /*--------------------------------------------------------------------- |
1490 | * | |
d8b6b8bd | 1491 | * Function: FlashPoint_StartCCB |
1da177e4 LT |
1492 | * |
1493 | * Description: Start a command pointed to by p_Sccb. When the | |
1494 | * command is completed it will be returned via the | |
1495 | * callback function. | |
1496 | * | |
1497 | *---------------------------------------------------------------------*/ | |
391e2f25 | 1498 | static void FlashPoint_StartCCB(void *curr_card, struct sccb *p_Sccb) |
1da177e4 | 1499 | { |
391e2f25 | 1500 | u32 ioport; |
5c04a7b8 AD |
1501 | unsigned char thisCard, lun; |
1502 | struct sccb *pSaveSccb; | |
1503 | CALL_BK_FN callback; | |
391e2f25 | 1504 | struct sccb_card *pCurrCard = curr_card; |
1da177e4 | 1505 | |
391e2f25 KA |
1506 | thisCard = pCurrCard->cardIndex; |
1507 | ioport = pCurrCard->ioPort; | |
1da177e4 | 1508 | |
1377d8dd | 1509 | if ((p_Sccb->TargID >= MAX_SCSI_TAR) || (p_Sccb->Lun >= MAX_LUN)) { |
1da177e4 | 1510 | |
1da177e4 LT |
1511 | p_Sccb->HostStatus = SCCB_COMPLETE; |
1512 | p_Sccb->SccbStatus = SCCB_ERROR; | |
5c04a7b8 | 1513 | callback = (CALL_BK_FN) p_Sccb->SccbCallback; |
1da177e4 LT |
1514 | if (callback) |
1515 | callback(p_Sccb); | |
1da177e4 | 1516 | |
1da177e4 LT |
1517 | return; |
1518 | } | |
1519 | ||
5c04a7b8 | 1520 | FPT_sinits(p_Sccb, thisCard); |
1da177e4 | 1521 | |
391e2f25 | 1522 | if (!pCurrCard->cmdCounter) { |
5c04a7b8 AD |
1523 | WR_HARPOON(ioport + hp_semaphore, |
1524 | (RD_HARPOON(ioport + hp_semaphore) | |
1525 | | SCCB_MGR_ACTIVE)); | |
1da177e4 | 1526 | |
391e2f25 | 1527 | if (pCurrCard->globalFlags & F_GREEN_PC) { |
5c04a7b8 AD |
1528 | WR_HARPOON(ioport + hp_clkctrl_0, CLKCTRL_DEFAULT); |
1529 | WR_HARPOON(ioport + hp_sys_ctrl, 0x00); | |
1530 | } | |
1531 | } | |
1da177e4 | 1532 | |
391e2f25 | 1533 | pCurrCard->cmdCounter++; |
5c04a7b8 AD |
1534 | |
1535 | if (RD_HARPOON(ioport + hp_semaphore) & BIOS_IN_USE) { | |
1536 | ||
1537 | WR_HARPOON(ioport + hp_semaphore, | |
1538 | (RD_HARPOON(ioport + hp_semaphore) | |
1539 | | TICKLE_ME)); | |
1540 | if (p_Sccb->OperationCode == RESET_COMMAND) { | |
1541 | pSaveSccb = | |
391e2f25 KA |
1542 | pCurrCard->currentSCCB; |
1543 | pCurrCard->currentSCCB = p_Sccb; | |
5c04a7b8 | 1544 | FPT_queueSelectFail(&FPT_BL_Card[thisCard], thisCard); |
391e2f25 | 1545 | pCurrCard->currentSCCB = |
5c04a7b8 AD |
1546 | pSaveSccb; |
1547 | } else { | |
1548 | FPT_queueAddSccb(p_Sccb, thisCard); | |
1549 | } | |
1550 | } | |
1da177e4 | 1551 | |
5c04a7b8 AD |
1552 | else if ((RD_HARPOON(ioport + hp_page_ctrl) & G_INT_DISABLE)) { |
1553 | ||
1554 | if (p_Sccb->OperationCode == RESET_COMMAND) { | |
1555 | pSaveSccb = | |
391e2f25 KA |
1556 | pCurrCard->currentSCCB; |
1557 | pCurrCard->currentSCCB = p_Sccb; | |
5c04a7b8 | 1558 | FPT_queueSelectFail(&FPT_BL_Card[thisCard], thisCard); |
391e2f25 | 1559 | pCurrCard->currentSCCB = |
5c04a7b8 AD |
1560 | pSaveSccb; |
1561 | } else { | |
1562 | FPT_queueAddSccb(p_Sccb, thisCard); | |
1563 | } | |
1564 | } | |
1da177e4 | 1565 | |
5c04a7b8 | 1566 | else { |
1da177e4 | 1567 | |
5c04a7b8 | 1568 | MDISABLE_INT(ioport); |
1da177e4 | 1569 | |
391e2f25 | 1570 | if ((pCurrCard->globalFlags & F_CONLUN_IO) && |
5c04a7b8 AD |
1571 | ((FPT_sccbMgrTbl[thisCard][p_Sccb->TargID]. |
1572 | TarStatus & TAR_TAG_Q_MASK) != TAG_Q_TRYING)) | |
1da177e4 LT |
1573 | lun = p_Sccb->Lun; |
1574 | else | |
1575 | lun = 0; | |
391e2f25 | 1576 | if ((pCurrCard->currentSCCB == NULL) && |
5c04a7b8 AD |
1577 | (FPT_sccbMgrTbl[thisCard][p_Sccb->TargID].TarSelQ_Cnt == 0) |
1578 | && (FPT_sccbMgrTbl[thisCard][p_Sccb->TargID].TarLUNBusy[lun] | |
1579 | == 0)) { | |
1da177e4 | 1580 | |
391e2f25 | 1581 | pCurrCard->currentSCCB = p_Sccb; |
5c04a7b8 AD |
1582 | FPT_ssel(p_Sccb->SccbIOPort, thisCard); |
1583 | } | |
1da177e4 | 1584 | |
5c04a7b8 AD |
1585 | else { |
1586 | ||
1587 | if (p_Sccb->OperationCode == RESET_COMMAND) { | |
391e2f25 KA |
1588 | pSaveSccb = pCurrCard->currentSCCB; |
1589 | pCurrCard->currentSCCB = p_Sccb; | |
5c04a7b8 AD |
1590 | FPT_queueSelectFail(&FPT_BL_Card[thisCard], |
1591 | thisCard); | |
391e2f25 | 1592 | pCurrCard->currentSCCB = pSaveSccb; |
5c04a7b8 AD |
1593 | } else { |
1594 | FPT_queueAddSccb(p_Sccb, thisCard); | |
1595 | } | |
1596 | } | |
1da177e4 | 1597 | |
5c04a7b8 AD |
1598 | MENABLE_INT(ioport); |
1599 | } | |
1da177e4 | 1600 | |
1da177e4 LT |
1601 | } |
1602 | ||
1da177e4 LT |
1603 | /*--------------------------------------------------------------------- |
1604 | * | |
d8b6b8bd | 1605 | * Function: FlashPoint_AbortCCB |
1da177e4 LT |
1606 | * |
1607 | * Description: Abort the command pointed to by p_Sccb. When the | |
1608 | * command is completed it will be returned via the | |
1609 | * callback function. | |
1610 | * | |
1611 | *---------------------------------------------------------------------*/ | |
391e2f25 | 1612 | static int FlashPoint_AbortCCB(void *pCurrCard, struct sccb *p_Sccb) |
1da177e4 | 1613 | { |
391e2f25 | 1614 | u32 ioport; |
1da177e4 | 1615 | |
db038cf8 | 1616 | unsigned char thisCard; |
1da177e4 | 1617 | CALL_BK_FN callback; |
db038cf8 | 1618 | unsigned char TID; |
5c04a7b8 AD |
1619 | struct sccb *pSaveSCCB; |
1620 | struct sccb_mgr_tar_info *currTar_Info; | |
1da177e4 | 1621 | |
5c04a7b8 | 1622 | ioport = ((struct sccb_card *)pCurrCard)->ioPort; |
1da177e4 | 1623 | |
13e6851a | 1624 | thisCard = ((struct sccb_card *)pCurrCard)->cardIndex; |
1da177e4 | 1625 | |
5c04a7b8 | 1626 | if (!(RD_HARPOON(ioport + hp_page_ctrl) & G_INT_DISABLE)) { |
1da177e4 | 1627 | |
5c04a7b8 | 1628 | if (FPT_queueFindSccb(p_Sccb, thisCard)) { |
1da177e4 | 1629 | |
13e6851a | 1630 | ((struct sccb_card *)pCurrCard)->cmdCounter--; |
1da177e4 | 1631 | |
13e6851a | 1632 | if (!((struct sccb_card *)pCurrCard)->cmdCounter) |
5c04a7b8 AD |
1633 | WR_HARPOON(ioport + hp_semaphore, |
1634 | (RD_HARPOON(ioport + hp_semaphore) | |
1635 | & (unsigned | |
1636 | char)(~(SCCB_MGR_ACTIVE | | |
1637 | TICKLE_ME)))); | |
1da177e4 | 1638 | |
1da177e4 LT |
1639 | p_Sccb->SccbStatus = SCCB_ABORT; |
1640 | callback = p_Sccb->SccbCallback; | |
1641 | callback(p_Sccb); | |
1da177e4 | 1642 | |
5c1b85e2 | 1643 | return 0; |
1da177e4 LT |
1644 | } |
1645 | ||
5c04a7b8 AD |
1646 | else { |
1647 | if (((struct sccb_card *)pCurrCard)->currentSCCB == | |
1648 | p_Sccb) { | |
1da177e4 | 1649 | p_Sccb->SccbStatus = SCCB_ABORT; |
5c1b85e2 | 1650 | return 0; |
1da177e4 LT |
1651 | |
1652 | } | |
1653 | ||
5c04a7b8 | 1654 | else { |
1da177e4 LT |
1655 | |
1656 | TID = p_Sccb->TargID; | |
1657 | ||
5c04a7b8 | 1658 | if (p_Sccb->Sccb_tag) { |
1da177e4 | 1659 | MDISABLE_INT(ioport); |
5c04a7b8 AD |
1660 | if (((struct sccb_card *)pCurrCard)-> |
1661 | discQ_Tbl[p_Sccb->Sccb_tag] == | |
1662 | p_Sccb) { | |
1da177e4 | 1663 | p_Sccb->SccbStatus = SCCB_ABORT; |
5c04a7b8 AD |
1664 | p_Sccb->Sccb_scsistat = |
1665 | ABORT_ST; | |
1666 | p_Sccb->Sccb_scsimsg = | |
1667 | SMABORT_TAG; | |
1668 | ||
1669 | if (((struct sccb_card *) | |
1670 | pCurrCard)->currentSCCB == | |
1671 | NULL) { | |
1672 | ((struct sccb_card *) | |
1673 | pCurrCard)-> | |
1674 | currentSCCB = p_Sccb; | |
1675 | FPT_ssel(ioport, | |
1676 | thisCard); | |
1677 | } else { | |
1678 | pSaveSCCB = | |
1679 | ((struct sccb_card | |
1680 | *)pCurrCard)-> | |
1681 | currentSCCB; | |
1682 | ((struct sccb_card *) | |
1683 | pCurrCard)-> | |
1684 | currentSCCB = p_Sccb; | |
1685 | FPT_queueSelectFail((struct sccb_card *)pCurrCard, thisCard); | |
1686 | ((struct sccb_card *) | |
1687 | pCurrCard)-> | |
1688 | currentSCCB = pSaveSCCB; | |
1da177e4 LT |
1689 | } |
1690 | } | |
1691 | MENABLE_INT(ioport); | |
5c1b85e2 | 1692 | return 0; |
5c04a7b8 AD |
1693 | } else { |
1694 | currTar_Info = | |
1695 | &FPT_sccbMgrTbl[thisCard][p_Sccb-> | |
1696 | TargID]; | |
1697 | ||
1698 | if (FPT_BL_Card[thisCard]. | |
1699 | discQ_Tbl[currTar_Info-> | |
1700 | LunDiscQ_Idx[p_Sccb->Lun]] | |
1701 | == p_Sccb) { | |
1da177e4 | 1702 | p_Sccb->SccbStatus = SCCB_ABORT; |
5c1b85e2 | 1703 | return 0; |
1da177e4 LT |
1704 | } |
1705 | } | |
1706 | } | |
1707 | } | |
1708 | } | |
5c1b85e2 | 1709 | return -1; |
1da177e4 LT |
1710 | } |
1711 | ||
1da177e4 LT |
1712 | /*--------------------------------------------------------------------- |
1713 | * | |
d8b6b8bd | 1714 | * Function: FlashPoint_InterruptPending |
1da177e4 LT |
1715 | * |
1716 | * Description: Do a quick check to determine if there is a pending | |
1717 | * interrupt for this card and disable the IRQ Pin if so. | |
1718 | * | |
1719 | *---------------------------------------------------------------------*/ | |
391e2f25 | 1720 | static unsigned char FlashPoint_InterruptPending(void *pCurrCard) |
1da177e4 | 1721 | { |
391e2f25 | 1722 | u32 ioport; |
1da177e4 | 1723 | |
5c04a7b8 | 1724 | ioport = ((struct sccb_card *)pCurrCard)->ioPort; |
1da177e4 | 1725 | |
5c04a7b8 | 1726 | if (RD_HARPOON(ioport + hp_int_status) & INT_ASSERTED) { |
5c1b85e2 | 1727 | return 1; |
5c04a7b8 | 1728 | } |
1da177e4 | 1729 | |
5c04a7b8 | 1730 | else |
1da177e4 | 1731 | |
5c1b85e2 | 1732 | return 0; |
1da177e4 LT |
1733 | } |
1734 | ||
1da177e4 LT |
1735 | /*--------------------------------------------------------------------- |
1736 | * | |
d8b6b8bd | 1737 | * Function: FlashPoint_HandleInterrupt |
1da177e4 LT |
1738 | * |
1739 | * Description: This is our entry point when an interrupt is generated | |
1740 | * by the card and the upper level driver passes it on to | |
1741 | * us. | |
1742 | * | |
1743 | *---------------------------------------------------------------------*/ | |
391e2f25 | 1744 | static int FlashPoint_HandleInterrupt(void *pcard) |
1da177e4 | 1745 | { |
5c04a7b8 AD |
1746 | struct sccb *currSCCB; |
1747 | unsigned char thisCard, result, bm_status, bm_int_st; | |
1748 | unsigned short hp_int; | |
1749 | unsigned char i, target; | |
391e2f25 KA |
1750 | struct sccb_card *pCurrCard = pcard; |
1751 | u32 ioport; | |
1da177e4 | 1752 | |
391e2f25 KA |
1753 | thisCard = pCurrCard->cardIndex; |
1754 | ioport = pCurrCard->ioPort; | |
1da177e4 | 1755 | |
5c04a7b8 | 1756 | MDISABLE_INT(ioport); |
1da177e4 | 1757 | |
5c04a7b8 | 1758 | if ((bm_int_st = RD_HARPOON(ioport + hp_int_status)) & EXT_STATUS_ON) |
391e2f25 KA |
1759 | bm_status = RD_HARPOON(ioport + hp_ext_status) & |
1760 | (unsigned char)BAD_EXT_STATUS; | |
5c04a7b8 AD |
1761 | else |
1762 | bm_status = 0; | |
1da177e4 | 1763 | |
5c04a7b8 | 1764 | WR_HARPOON(ioport + hp_int_mask, (INT_CMD_COMPL | SCSI_INTERRUPT)); |
1da177e4 | 1765 | |
391e2f25 KA |
1766 | while ((hp_int = RDW_HARPOON((ioport + hp_intstat)) & |
1767 | FPT_default_intena) | bm_status) { | |
1da177e4 | 1768 | |
391e2f25 | 1769 | currSCCB = pCurrCard->currentSCCB; |
1da177e4 | 1770 | |
5c04a7b8 AD |
1771 | if (hp_int & (FIFO | TIMEOUT | RESET | SCAM_SEL) || bm_status) { |
1772 | result = | |
391e2f25 | 1773 | FPT_SccbMgr_bad_isr(ioport, thisCard, pCurrCard, |
5c04a7b8 AD |
1774 | hp_int); |
1775 | WRW_HARPOON((ioport + hp_intstat), | |
1776 | (FIFO | TIMEOUT | RESET | SCAM_SEL)); | |
1777 | bm_status = 0; | |
1da177e4 | 1778 | |
5c04a7b8 | 1779 | if (result) { |
1da177e4 | 1780 | |
5c04a7b8 | 1781 | MENABLE_INT(ioport); |
5c1b85e2 | 1782 | return result; |
5c04a7b8 AD |
1783 | } |
1784 | } | |
1da177e4 | 1785 | |
5c04a7b8 AD |
1786 | else if (hp_int & ICMD_COMP) { |
1787 | ||
1788 | if (!(hp_int & BUS_FREE)) { | |
1789 | /* Wait for the BusFree before starting a new command. We | |
1790 | must also check for being reselected since the BusFree | |
1791 | may not show up if another device reselects us in 1.5us or | |
1792 | less. SRR Wednesday, 3/8/1995. | |
1793 | */ | |
1794 | while (! | |
1795 | (RDW_HARPOON((ioport + hp_intstat)) & | |
1796 | (BUS_FREE | RSEL))) ; | |
1797 | } | |
1da177e4 | 1798 | |
391e2f25 | 1799 | if (pCurrCard->globalFlags & F_HOST_XFER_ACT) |
1da177e4 | 1800 | |
5c04a7b8 | 1801 | FPT_phaseChkFifo(ioport, thisCard); |
1da177e4 LT |
1802 | |
1803 | /* WRW_HARPOON((ioport+hp_intstat), | |
1804 | (BUS_FREE | ICMD_COMP | ITAR_DISC | XFER_CNT_0)); | |
1805 | */ | |
1806 | ||
5c04a7b8 | 1807 | WRW_HARPOON((ioport + hp_intstat), CLR_ALL_INT_1); |
1da177e4 | 1808 | |
5c04a7b8 | 1809 | FPT_autoCmdCmplt(ioport, thisCard); |
1da177e4 | 1810 | |
5c04a7b8 | 1811 | } |
1da177e4 | 1812 | |
5c04a7b8 | 1813 | else if (hp_int & ITAR_DISC) { |
1da177e4 | 1814 | |
391e2f25 | 1815 | if (pCurrCard->globalFlags & F_HOST_XFER_ACT) |
5c04a7b8 | 1816 | FPT_phaseChkFifo(ioport, thisCard); |
1da177e4 | 1817 | |
391e2f25 KA |
1818 | if (RD_HARPOON(ioport + hp_gp_reg_1) == |
1819 | SMSAVE_DATA_PTR) { | |
1da177e4 | 1820 | |
5c04a7b8 AD |
1821 | WR_HARPOON(ioport + hp_gp_reg_1, 0x00); |
1822 | currSCCB->Sccb_XferState |= F_NO_DATA_YET; | |
1da177e4 | 1823 | |
5c04a7b8 AD |
1824 | currSCCB->Sccb_savedATC = currSCCB->Sccb_ATC; |
1825 | } | |
1da177e4 | 1826 | |
5c04a7b8 AD |
1827 | currSCCB->Sccb_scsistat = DISCONNECT_ST; |
1828 | FPT_queueDisconnect(currSCCB, thisCard); | |
1829 | ||
1830 | /* Wait for the BusFree before starting a new command. We | |
1831 | must also check for being reselected since the BusFree | |
1832 | may not show up if another device reselects us in 1.5us or | |
1833 | less. SRR Wednesday, 3/8/1995. | |
1834 | */ | |
1835 | while (! | |
1836 | (RDW_HARPOON((ioport + hp_intstat)) & | |
1837 | (BUS_FREE | RSEL)) | |
1838 | && !((RDW_HARPOON((ioport + hp_intstat)) & PHASE) | |
1839 | && RD_HARPOON((ioport + hp_scsisig)) == | |
1840 | (SCSI_BSY | SCSI_REQ | SCSI_CD | SCSI_MSG | | |
1841 | SCSI_IOBIT))) ; | |
1842 | ||
1843 | /* | |
1844 | The additional loop exit condition above detects a timing problem | |
1845 | with the revision D/E harpoon chips. The caller should reset the | |
1846 | host adapter to recover when 0xFE is returned. | |
1847 | */ | |
1848 | if (! | |
1849 | (RDW_HARPOON((ioport + hp_intstat)) & | |
1850 | (BUS_FREE | RSEL))) { | |
1851 | MENABLE_INT(ioport); | |
1852 | return 0xFE; | |
1853 | } | |
1da177e4 | 1854 | |
5c04a7b8 AD |
1855 | WRW_HARPOON((ioport + hp_intstat), |
1856 | (BUS_FREE | ITAR_DISC)); | |
1da177e4 | 1857 | |
391e2f25 | 1858 | pCurrCard->globalFlags |= F_NEW_SCCB_CMD; |
1da177e4 | 1859 | |
5c04a7b8 | 1860 | } |
1da177e4 | 1861 | |
5c04a7b8 | 1862 | else if (hp_int & RSEL) { |
1da177e4 | 1863 | |
5c04a7b8 AD |
1864 | WRW_HARPOON((ioport + hp_intstat), |
1865 | (PROG_HLT | RSEL | PHASE | BUS_FREE)); | |
1da177e4 | 1866 | |
5c04a7b8 | 1867 | if (RDW_HARPOON((ioport + hp_intstat)) & ITAR_DISC) { |
391e2f25 | 1868 | if (pCurrCard->globalFlags & F_HOST_XFER_ACT) |
5c04a7b8 | 1869 | FPT_phaseChkFifo(ioport, thisCard); |
1da177e4 | 1870 | |
5c04a7b8 AD |
1871 | if (RD_HARPOON(ioport + hp_gp_reg_1) == |
1872 | SMSAVE_DATA_PTR) { | |
1873 | WR_HARPOON(ioport + hp_gp_reg_1, 0x00); | |
1874 | currSCCB->Sccb_XferState |= | |
1875 | F_NO_DATA_YET; | |
1876 | currSCCB->Sccb_savedATC = | |
1877 | currSCCB->Sccb_ATC; | |
1878 | } | |
1da177e4 | 1879 | |
5c04a7b8 AD |
1880 | WRW_HARPOON((ioport + hp_intstat), |
1881 | (BUS_FREE | ITAR_DISC)); | |
1882 | currSCCB->Sccb_scsistat = DISCONNECT_ST; | |
1883 | FPT_queueDisconnect(currSCCB, thisCard); | |
1884 | } | |
1da177e4 | 1885 | |
391e2f25 | 1886 | FPT_sres(ioport, thisCard, pCurrCard); |
5c04a7b8 | 1887 | FPT_phaseDecode(ioport, thisCard); |
1da177e4 | 1888 | |
5c04a7b8 | 1889 | } |
1da177e4 | 1890 | |
5c04a7b8 | 1891 | else if ((hp_int & IDO_STRT) && (!(hp_int & BUS_FREE))) { |
1da177e4 | 1892 | |
5c04a7b8 AD |
1893 | WRW_HARPOON((ioport + hp_intstat), |
1894 | (IDO_STRT | XFER_CNT_0)); | |
1895 | FPT_phaseDecode(ioport, thisCard); | |
1da177e4 | 1896 | |
5c04a7b8 | 1897 | } |
1da177e4 | 1898 | |
5c04a7b8 AD |
1899 | else if ((hp_int & IUNKWN) || (hp_int & PROG_HLT)) { |
1900 | WRW_HARPOON((ioport + hp_intstat), | |
1901 | (PHASE | IUNKWN | PROG_HLT)); | |
1902 | if ((RD_HARPOON(ioport + hp_prgmcnt_0) & (unsigned char) | |
1903 | 0x3f) < (unsigned char)SELCHK) { | |
1904 | FPT_phaseDecode(ioport, thisCard); | |
1905 | } else { | |
1906 | /* Harpoon problem some SCSI target device respond to selection | |
1907 | with short BUSY pulse (<400ns) this will make the Harpoon is not able | |
1908 | to latch the correct Target ID into reg. x53. | |
1909 | The work around require to correct this reg. But when write to this | |
1910 | reg. (0x53) also increment the FIFO write addr reg (0x6f), thus we | |
1911 | need to read this reg first then restore it later. After update to 0x53 */ | |
1912 | ||
1913 | i = (unsigned | |
1914 | char)(RD_HARPOON(ioport + hp_fifowrite)); | |
1915 | target = | |
1916 | (unsigned | |
1917 | char)(RD_HARPOON(ioport + hp_gp_reg_3)); | |
1918 | WR_HARPOON(ioport + hp_xfer_pad, | |
1919 | (unsigned char)ID_UNLOCK); | |
1920 | WR_HARPOON(ioport + hp_select_id, | |
1921 | (unsigned char)(target | target << | |
1922 | 4)); | |
1923 | WR_HARPOON(ioport + hp_xfer_pad, | |
1924 | (unsigned char)0x00); | |
1925 | WR_HARPOON(ioport + hp_fifowrite, i); | |
1926 | WR_HARPOON(ioport + hp_autostart_3, | |
1927 | (AUTO_IMMED + TAG_STRT)); | |
1928 | } | |
1929 | } | |
1da177e4 | 1930 | |
5c04a7b8 | 1931 | else if (hp_int & XFER_CNT_0) { |
1da177e4 | 1932 | |
5c04a7b8 | 1933 | WRW_HARPOON((ioport + hp_intstat), XFER_CNT_0); |
1da177e4 | 1934 | |
5c04a7b8 | 1935 | FPT_schkdd(ioport, thisCard); |
1da177e4 | 1936 | |
5c04a7b8 | 1937 | } |
1da177e4 | 1938 | |
5c04a7b8 | 1939 | else if (hp_int & BUS_FREE) { |
1da177e4 | 1940 | |
5c04a7b8 | 1941 | WRW_HARPOON((ioport + hp_intstat), BUS_FREE); |
1da177e4 | 1942 | |
391e2f25 | 1943 | if (pCurrCard->globalFlags & F_HOST_XFER_ACT) { |
1da177e4 | 1944 | |
5c04a7b8 AD |
1945 | FPT_hostDataXferAbort(ioport, thisCard, |
1946 | currSCCB); | |
1da177e4 LT |
1947 | } |
1948 | ||
5c04a7b8 AD |
1949 | FPT_phaseBusFree(ioport, thisCard); |
1950 | } | |
1da177e4 | 1951 | |
5c04a7b8 | 1952 | else if (hp_int & ITICKLE) { |
1da177e4 | 1953 | |
5c04a7b8 | 1954 | WRW_HARPOON((ioport + hp_intstat), ITICKLE); |
391e2f25 | 1955 | pCurrCard->globalFlags |= F_NEW_SCCB_CMD; |
5c04a7b8 | 1956 | } |
1da177e4 | 1957 | |
5c04a7b8 AD |
1958 | if (((struct sccb_card *)pCurrCard)-> |
1959 | globalFlags & F_NEW_SCCB_CMD) { | |
1da177e4 | 1960 | |
391e2f25 | 1961 | pCurrCard->globalFlags &= ~F_NEW_SCCB_CMD; |
1da177e4 | 1962 | |
391e2f25 KA |
1963 | if (pCurrCard->currentSCCB == NULL) |
1964 | FPT_queueSearchSelect(pCurrCard, thisCard); | |
1da177e4 | 1965 | |
391e2f25 KA |
1966 | if (pCurrCard->currentSCCB != NULL) { |
1967 | pCurrCard->globalFlags &= ~F_NEW_SCCB_CMD; | |
5c04a7b8 AD |
1968 | FPT_ssel(ioport, thisCard); |
1969 | } | |
1da177e4 | 1970 | |
5c04a7b8 | 1971 | break; |
1da177e4 | 1972 | |
5c04a7b8 | 1973 | } |
1da177e4 | 1974 | |
5c04a7b8 | 1975 | } /*end while */ |
1da177e4 | 1976 | |
5c04a7b8 | 1977 | MENABLE_INT(ioport); |
1da177e4 | 1978 | |
5c1b85e2 | 1979 | return 0; |
1da177e4 LT |
1980 | } |
1981 | ||
1982 | /*--------------------------------------------------------------------- | |
1983 | * | |
1984 | * Function: Sccb_bad_isr | |
1985 | * | |
1986 | * Description: Some type of interrupt has occurred which is slightly | |
1987 | * out of the ordinary. We will now decode it fully, in | |
1988 | * this routine. This is broken up in an attempt to save | |
1989 | * processing time. | |
1990 | * | |
1991 | *---------------------------------------------------------------------*/ | |
391e2f25 | 1992 | static unsigned char FPT_SccbMgr_bad_isr(u32 p_port, unsigned char p_card, |
5c04a7b8 AD |
1993 | struct sccb_card *pCurrCard, |
1994 | unsigned short p_int) | |
1da177e4 | 1995 | { |
5c04a7b8 AD |
1996 | unsigned char temp, ScamFlg; |
1997 | struct sccb_mgr_tar_info *currTar_Info; | |
1998 | struct nvram_info *pCurrNvRam; | |
1da177e4 | 1999 | |
5c04a7b8 AD |
2000 | if (RD_HARPOON(p_port + hp_ext_status) & |
2001 | (BM_FORCE_OFF | PCI_DEV_TMOUT | BM_PARITY_ERR | PIO_OVERRUN)) { | |
1da177e4 | 2002 | |
5c04a7b8 | 2003 | if (pCurrCard->globalFlags & F_HOST_XFER_ACT) { |
1da177e4 | 2004 | |
5c04a7b8 AD |
2005 | FPT_hostDataXferAbort(p_port, p_card, |
2006 | pCurrCard->currentSCCB); | |
2007 | } | |
1da177e4 | 2008 | |
5c04a7b8 AD |
2009 | if (RD_HARPOON(p_port + hp_pci_stat_cfg) & REC_MASTER_ABORT) |
2010 | { | |
2011 | WR_HARPOON(p_port + hp_pci_stat_cfg, | |
2012 | (RD_HARPOON(p_port + hp_pci_stat_cfg) & | |
2013 | ~REC_MASTER_ABORT)); | |
1da177e4 | 2014 | |
5c04a7b8 | 2015 | WR_HARPOON(p_port + hp_host_blk_cnt, 0x00); |
1da177e4 | 2016 | |
5c04a7b8 | 2017 | } |
1da177e4 | 2018 | |
5c04a7b8 | 2019 | if (pCurrCard->currentSCCB != NULL) { |
1da177e4 | 2020 | |
5c04a7b8 AD |
2021 | if (!pCurrCard->currentSCCB->HostStatus) |
2022 | pCurrCard->currentSCCB->HostStatus = | |
2023 | SCCB_BM_ERR; | |
1da177e4 | 2024 | |
5c04a7b8 | 2025 | FPT_sxfrp(p_port, p_card); |
1da177e4 | 2026 | |
5c04a7b8 AD |
2027 | temp = (unsigned char)(RD_HARPOON(p_port + hp_ee_ctrl) & |
2028 | (EXT_ARB_ACK | SCSI_TERM_ENA_H)); | |
2029 | WR_HARPOON(p_port + hp_ee_ctrl, | |
2030 | ((unsigned char)temp | SEE_MS | SEE_CS)); | |
2031 | WR_HARPOON(p_port + hp_ee_ctrl, temp); | |
1da177e4 | 2032 | |
5c04a7b8 AD |
2033 | if (! |
2034 | (RDW_HARPOON((p_port + hp_intstat)) & | |
2035 | (BUS_FREE | RESET))) { | |
2036 | FPT_phaseDecode(p_port, p_card); | |
2037 | } | |
2038 | } | |
2039 | } | |
1da177e4 | 2040 | |
5c04a7b8 | 2041 | else if (p_int & RESET) { |
1da177e4 | 2042 | |
5c04a7b8 AD |
2043 | WR_HARPOON(p_port + hp_clkctrl_0, CLKCTRL_DEFAULT); |
2044 | WR_HARPOON(p_port + hp_sys_ctrl, 0x00); | |
2045 | if (pCurrCard->currentSCCB != NULL) { | |
1da177e4 | 2046 | |
5c04a7b8 | 2047 | if (pCurrCard->globalFlags & F_HOST_XFER_ACT) |
1da177e4 | 2048 | |
5c04a7b8 AD |
2049 | FPT_hostDataXferAbort(p_port, p_card, |
2050 | pCurrCard->currentSCCB); | |
2051 | } | |
1da177e4 | 2052 | |
5c04a7b8 | 2053 | DISABLE_AUTO(p_port); |
1da177e4 | 2054 | |
5c04a7b8 | 2055 | FPT_sresb(p_port, p_card); |
1da177e4 | 2056 | |
5c04a7b8 AD |
2057 | while (RD_HARPOON(p_port + hp_scsictrl_0) & SCSI_RST) { |
2058 | } | |
1da177e4 | 2059 | |
5c04a7b8 AD |
2060 | pCurrNvRam = pCurrCard->pNvRamInfo; |
2061 | if (pCurrNvRam) { | |
2062 | ScamFlg = pCurrNvRam->niScamConf; | |
2063 | } else { | |
2064 | ScamFlg = | |
2065 | (unsigned char)FPT_utilEERead(p_port, | |
2066 | SCAM_CONFIG / 2); | |
2067 | } | |
1da177e4 | 2068 | |
5c04a7b8 | 2069 | FPT_XbowInit(p_port, ScamFlg); |
1da177e4 | 2070 | |
5c04a7b8 | 2071 | FPT_scini(p_card, pCurrCard->ourId, 0); |
1da177e4 | 2072 | |
5c1b85e2 | 2073 | return 0xFF; |
5c04a7b8 | 2074 | } |
1da177e4 | 2075 | |
5c04a7b8 | 2076 | else if (p_int & FIFO) { |
1da177e4 | 2077 | |
5c04a7b8 | 2078 | WRW_HARPOON((p_port + hp_intstat), FIFO); |
1da177e4 | 2079 | |
5c04a7b8 AD |
2080 | if (pCurrCard->currentSCCB != NULL) |
2081 | FPT_sxfrp(p_port, p_card); | |
2082 | } | |
1da177e4 | 2083 | |
5c04a7b8 | 2084 | else if (p_int & TIMEOUT) { |
1da177e4 | 2085 | |
5c04a7b8 | 2086 | DISABLE_AUTO(p_port); |
1da177e4 | 2087 | |
5c04a7b8 AD |
2088 | WRW_HARPOON((p_port + hp_intstat), |
2089 | (PROG_HLT | TIMEOUT | SEL | BUS_FREE | PHASE | | |
2090 | IUNKWN)); | |
1da177e4 | 2091 | |
5c04a7b8 | 2092 | pCurrCard->currentSCCB->HostStatus = SCCB_SELECTION_TIMEOUT; |
1da177e4 | 2093 | |
5c04a7b8 AD |
2094 | currTar_Info = |
2095 | &FPT_sccbMgrTbl[p_card][pCurrCard->currentSCCB->TargID]; | |
2096 | if ((pCurrCard->globalFlags & F_CONLUN_IO) | |
2097 | && ((currTar_Info->TarStatus & TAR_TAG_Q_MASK) != | |
2098 | TAG_Q_TRYING)) | |
2099 | currTar_Info->TarLUNBusy[pCurrCard->currentSCCB->Lun] = | |
2100 | 0; | |
1da177e4 | 2101 | else |
5c04a7b8 | 2102 | currTar_Info->TarLUNBusy[0] = 0; |
1da177e4 | 2103 | |
5c04a7b8 AD |
2104 | if (currTar_Info->TarEEValue & EE_SYNC_MASK) { |
2105 | currTar_Info->TarSyncCtrl = 0; | |
2106 | currTar_Info->TarStatus &= ~TAR_SYNC_MASK; | |
2107 | } | |
1da177e4 | 2108 | |
5c04a7b8 AD |
2109 | if (currTar_Info->TarEEValue & EE_WIDE_SCSI) { |
2110 | currTar_Info->TarStatus &= ~TAR_WIDE_MASK; | |
2111 | } | |
1da177e4 | 2112 | |
5c04a7b8 AD |
2113 | FPT_sssyncv(p_port, pCurrCard->currentSCCB->TargID, NARROW_SCSI, |
2114 | currTar_Info); | |
1da177e4 | 2115 | |
5c04a7b8 | 2116 | FPT_queueCmdComplete(pCurrCard, pCurrCard->currentSCCB, p_card); |
1da177e4 | 2117 | |
5c04a7b8 | 2118 | } |
1da177e4 | 2119 | |
5c04a7b8 | 2120 | else if (p_int & SCAM_SEL) { |
1da177e4 | 2121 | |
5c04a7b8 AD |
2122 | FPT_scarb(p_port, LEVEL2_TAR); |
2123 | FPT_scsel(p_port); | |
2124 | FPT_scasid(p_card, p_port); | |
1da177e4 | 2125 | |
5c04a7b8 | 2126 | FPT_scbusf(p_port); |
1da177e4 | 2127 | |
5c04a7b8 AD |
2128 | WRW_HARPOON((p_port + hp_intstat), SCAM_SEL); |
2129 | } | |
1da177e4 | 2130 | |
5c1b85e2 | 2131 | return 0x00; |
1da177e4 LT |
2132 | } |
2133 | ||
1da177e4 LT |
2134 | /*--------------------------------------------------------------------- |
2135 | * | |
2136 | * Function: SccbMgrTableInit | |
2137 | * | |
2138 | * Description: Initialize all Sccb manager data structures. | |
2139 | * | |
2140 | *---------------------------------------------------------------------*/ | |
2141 | ||
cd9d715c | 2142 | static void FPT_SccbMgrTableInitAll(void) |
1da177e4 | 2143 | { |
5c04a7b8 | 2144 | unsigned char thisCard; |
1da177e4 | 2145 | |
5c04a7b8 AD |
2146 | for (thisCard = 0; thisCard < MAX_CARDS; thisCard++) { |
2147 | FPT_SccbMgrTableInitCard(&FPT_BL_Card[thisCard], thisCard); | |
1da177e4 | 2148 | |
5c04a7b8 AD |
2149 | FPT_BL_Card[thisCard].ioPort = 0x00; |
2150 | FPT_BL_Card[thisCard].cardInfo = NULL; | |
2151 | FPT_BL_Card[thisCard].cardIndex = 0xFF; | |
2152 | FPT_BL_Card[thisCard].ourId = 0x00; | |
2153 | FPT_BL_Card[thisCard].pNvRamInfo = NULL; | |
2154 | } | |
1da177e4 LT |
2155 | } |
2156 | ||
1da177e4 LT |
2157 | /*--------------------------------------------------------------------- |
2158 | * | |
2159 | * Function: SccbMgrTableInit | |
2160 | * | |
2161 | * Description: Initialize all Sccb manager data structures. | |
2162 | * | |
2163 | *---------------------------------------------------------------------*/ | |
2164 | ||
5c04a7b8 AD |
2165 | static void FPT_SccbMgrTableInitCard(struct sccb_card *pCurrCard, |
2166 | unsigned char p_card) | |
1da177e4 | 2167 | { |
5c04a7b8 | 2168 | unsigned char scsiID, qtag; |
1da177e4 | 2169 | |
5c04a7b8 | 2170 | for (qtag = 0; qtag < QUEUE_DEPTH; qtag++) { |
47b5d69c | 2171 | FPT_BL_Card[p_card].discQ_Tbl[qtag] = NULL; |
1da177e4 LT |
2172 | } |
2173 | ||
5c04a7b8 AD |
2174 | for (scsiID = 0; scsiID < MAX_SCSI_TAR; scsiID++) { |
2175 | FPT_sccbMgrTbl[p_card][scsiID].TarStatus = 0; | |
2176 | FPT_sccbMgrTbl[p_card][scsiID].TarEEValue = 0; | |
2177 | FPT_SccbMgrTableInitTarget(p_card, scsiID); | |
2178 | } | |
1da177e4 | 2179 | |
5c04a7b8 AD |
2180 | pCurrCard->scanIndex = 0x00; |
2181 | pCurrCard->currentSCCB = NULL; | |
2182 | pCurrCard->globalFlags = 0x00; | |
2183 | pCurrCard->cmdCounter = 0x00; | |
1da177e4 | 2184 | pCurrCard->tagQ_Lst = 0x01; |
5c04a7b8 | 2185 | pCurrCard->discQCount = 0; |
1da177e4 LT |
2186 | |
2187 | } | |
2188 | ||
1da177e4 LT |
2189 | /*--------------------------------------------------------------------- |
2190 | * | |
2191 | * Function: SccbMgrTableInit | |
2192 | * | |
2193 | * Description: Initialize all Sccb manager data structures. | |
2194 | * | |
2195 | *---------------------------------------------------------------------*/ | |
2196 | ||
5c04a7b8 AD |
2197 | static void FPT_SccbMgrTableInitTarget(unsigned char p_card, |
2198 | unsigned char target) | |
1da177e4 LT |
2199 | { |
2200 | ||
db038cf8 | 2201 | unsigned char lun, qtag; |
5c04a7b8 | 2202 | struct sccb_mgr_tar_info *currTar_Info; |
1da177e4 | 2203 | |
47b5d69c | 2204 | currTar_Info = &FPT_sccbMgrTbl[p_card][target]; |
1da177e4 LT |
2205 | |
2206 | currTar_Info->TarSelQ_Cnt = 0; | |
2207 | currTar_Info->TarSyncCtrl = 0; | |
2208 | ||
2209 | currTar_Info->TarSelQ_Head = NULL; | |
2210 | currTar_Info->TarSelQ_Tail = NULL; | |
2211 | currTar_Info->TarTagQ_Cnt = 0; | |
47b5d69c | 2212 | currTar_Info->TarLUN_CA = 0; |
1da177e4 | 2213 | |
5c04a7b8 | 2214 | for (lun = 0; lun < MAX_LUN; lun++) { |
47b5d69c | 2215 | currTar_Info->TarLUNBusy[lun] = 0; |
1da177e4 LT |
2216 | currTar_Info->LunDiscQ_Idx[lun] = 0; |
2217 | } | |
2218 | ||
5c04a7b8 AD |
2219 | for (qtag = 0; qtag < QUEUE_DEPTH; qtag++) { |
2220 | if (FPT_BL_Card[p_card].discQ_Tbl[qtag] != NULL) { | |
2221 | if (FPT_BL_Card[p_card].discQ_Tbl[qtag]->TargID == | |
2222 | target) { | |
47b5d69c JB |
2223 | FPT_BL_Card[p_card].discQ_Tbl[qtag] = NULL; |
2224 | FPT_BL_Card[p_card].discQCount--; | |
1da177e4 LT |
2225 | } |
2226 | } | |
2227 | } | |
2228 | } | |
2229 | ||
1da177e4 LT |
2230 | /*--------------------------------------------------------------------- |
2231 | * | |
2232 | * Function: sfetm | |
2233 | * | |
2234 | * Description: Read in a message byte from the SCSI bus, and check | |
2235 | * for a parity error. | |
2236 | * | |
2237 | *---------------------------------------------------------------------*/ | |
2238 | ||
391e2f25 | 2239 | static unsigned char FPT_sfm(u32 port, struct sccb *pCurrSCCB) |
1da177e4 | 2240 | { |
db038cf8 | 2241 | unsigned char message; |
c823feeb | 2242 | unsigned short TimeOutLoop; |
1da177e4 LT |
2243 | |
2244 | TimeOutLoop = 0; | |
5c04a7b8 AD |
2245 | while ((!(RD_HARPOON(port + hp_scsisig) & SCSI_REQ)) && |
2246 | (TimeOutLoop++ < 20000)) { | |
2247 | } | |
1da177e4 | 2248 | |
5c04a7b8 | 2249 | WR_HARPOON(port + hp_portctrl_0, SCSI_PORT); |
1da177e4 | 2250 | |
5c04a7b8 | 2251 | message = RD_HARPOON(port + hp_scsidata_0); |
1da177e4 | 2252 | |
5c04a7b8 | 2253 | WR_HARPOON(port + hp_scsisig, SCSI_ACK + S_MSGI_PH); |
1da177e4 LT |
2254 | |
2255 | if (TimeOutLoop > 20000) | |
5c04a7b8 AD |
2256 | message = 0x00; /* force message byte = 0 if Time Out on Req */ |
2257 | ||
2258 | if ((RDW_HARPOON((port + hp_intstat)) & PARITY) && | |
2259 | (RD_HARPOON(port + hp_addstat) & SCSI_PAR_ERR)) { | |
2260 | WR_HARPOON(port + hp_scsisig, (SCSI_ACK + S_ILL_PH)); | |
2261 | WR_HARPOON(port + hp_xferstat, 0); | |
2262 | WR_HARPOON(port + hp_fiforead, 0); | |
2263 | WR_HARPOON(port + hp_fifowrite, 0); | |
2264 | if (pCurrSCCB != NULL) { | |
1da177e4 LT |
2265 | pCurrSCCB->Sccb_scsimsg = SMPARITY; |
2266 | } | |
2267 | message = 0x00; | |
5c04a7b8 | 2268 | do { |
1da177e4 LT |
2269 | ACCEPT_MSG_ATN(port); |
2270 | TimeOutLoop = 0; | |
5c04a7b8 AD |
2271 | while ((!(RD_HARPOON(port + hp_scsisig) & SCSI_REQ)) && |
2272 | (TimeOutLoop++ < 20000)) { | |
1da177e4 | 2273 | } |
5c04a7b8 AD |
2274 | if (TimeOutLoop > 20000) { |
2275 | WRW_HARPOON((port + hp_intstat), PARITY); | |
5c1b85e2 | 2276 | return message; |
5c04a7b8 AD |
2277 | } |
2278 | if ((RD_HARPOON(port + hp_scsisig) & S_SCSI_PHZ) != | |
2279 | S_MSGI_PH) { | |
2280 | WRW_HARPOON((port + hp_intstat), PARITY); | |
5c1b85e2 | 2281 | return message; |
1da177e4 | 2282 | } |
5c04a7b8 | 2283 | WR_HARPOON(port + hp_portctrl_0, SCSI_PORT); |
1da177e4 | 2284 | |
5c04a7b8 | 2285 | RD_HARPOON(port + hp_scsidata_0); |
1da177e4 | 2286 | |
5c04a7b8 | 2287 | WR_HARPOON(port + hp_scsisig, (SCSI_ACK + S_ILL_PH)); |
1da177e4 | 2288 | |
5c04a7b8 | 2289 | } while (1); |
1da177e4 LT |
2290 | |
2291 | } | |
5c04a7b8 AD |
2292 | WR_HARPOON(port + hp_scsisig, (SCSI_ACK + S_ILL_PH)); |
2293 | WR_HARPOON(port + hp_xferstat, 0); | |
2294 | WR_HARPOON(port + hp_fiforead, 0); | |
2295 | WR_HARPOON(port + hp_fifowrite, 0); | |
5c1b85e2 | 2296 | return message; |
1da177e4 LT |
2297 | } |
2298 | ||
1da177e4 LT |
2299 | /*--------------------------------------------------------------------- |
2300 | * | |
47b5d69c | 2301 | * Function: FPT_ssel |
1da177e4 LT |
2302 | * |
2303 | * Description: Load up automation and select target device. | |
2304 | * | |
2305 | *---------------------------------------------------------------------*/ | |
2306 | ||
391e2f25 | 2307 | static void FPT_ssel(u32 port, unsigned char p_card) |
1da177e4 LT |
2308 | { |
2309 | ||
5c04a7b8 | 2310 | unsigned char auto_loaded, i, target, *theCCB; |
1da177e4 | 2311 | |
391e2f25 | 2312 | u32 cdb_reg; |
5c04a7b8 AD |
2313 | struct sccb_card *CurrCard; |
2314 | struct sccb *currSCCB; | |
2315 | struct sccb_mgr_tar_info *currTar_Info; | |
2316 | unsigned char lastTag, lun; | |
1da177e4 | 2317 | |
5c04a7b8 AD |
2318 | CurrCard = &FPT_BL_Card[p_card]; |
2319 | currSCCB = CurrCard->currentSCCB; | |
2320 | target = currSCCB->TargID; | |
2321 | currTar_Info = &FPT_sccbMgrTbl[p_card][target]; | |
2322 | lastTag = CurrCard->tagQ_Lst; | |
1da177e4 | 2323 | |
5c04a7b8 | 2324 | ARAM_ACCESS(port); |
1da177e4 LT |
2325 | |
2326 | if ((currTar_Info->TarStatus & TAR_TAG_Q_MASK) == TAG_Q_REJECT) | |
2327 | currSCCB->ControlByte &= ~F_USE_CMD_Q; | |
2328 | ||
5c04a7b8 AD |
2329 | if (((CurrCard->globalFlags & F_CONLUN_IO) && |
2330 | ((currTar_Info->TarStatus & TAR_TAG_Q_MASK) != TAG_Q_TRYING))) | |
1da177e4 | 2331 | |
5c04a7b8 | 2332 | lun = currSCCB->Lun; |
1da177e4 LT |
2333 | else |
2334 | lun = 0; | |
2335 | ||
5c04a7b8 AD |
2336 | if (CurrCard->globalFlags & F_TAG_STARTED) { |
2337 | if (!(currSCCB->ControlByte & F_USE_CMD_Q)) { | |
2338 | if ((currTar_Info->TarLUN_CA == 0) | |
2339 | && ((currTar_Info->TarStatus & TAR_TAG_Q_MASK) | |
2340 | == TAG_Q_TRYING)) { | |
2341 | ||
2342 | if (currTar_Info->TarTagQ_Cnt != 0) { | |
2343 | currTar_Info->TarLUNBusy[lun] = 1; | |
2344 | FPT_queueSelectFail(CurrCard, p_card); | |
2345 | SGRAM_ACCESS(port); | |
2346 | return; | |
2347 | } | |
1da177e4 | 2348 | |
5c04a7b8 AD |
2349 | else { |
2350 | currTar_Info->TarLUNBusy[lun] = 1; | |
2351 | } | |
1da177e4 | 2352 | |
5c04a7b8 AD |
2353 | } |
2354 | /*End non-tagged */ | |
2355 | else { | |
2356 | currTar_Info->TarLUNBusy[lun] = 1; | |
2357 | } | |
1da177e4 | 2358 | |
5c04a7b8 AD |
2359 | } |
2360 | /*!Use cmd Q Tagged */ | |
2361 | else { | |
2362 | if (currTar_Info->TarLUN_CA == 1) { | |
2363 | FPT_queueSelectFail(CurrCard, p_card); | |
2364 | SGRAM_ACCESS(port); | |
2365 | return; | |
2366 | } | |
1da177e4 | 2367 | |
5c04a7b8 | 2368 | currTar_Info->TarLUNBusy[lun] = 1; |
1da177e4 | 2369 | |
5c04a7b8 | 2370 | } /*else use cmd Q tagged */ |
1da177e4 | 2371 | |
5c04a7b8 AD |
2372 | } |
2373 | /*if glob tagged started */ | |
2374 | else { | |
2375 | currTar_Info->TarLUNBusy[lun] = 1; | |
2376 | } | |
1da177e4 | 2377 | |
5c04a7b8 AD |
2378 | if ((((CurrCard->globalFlags & F_CONLUN_IO) && |
2379 | ((currTar_Info->TarStatus & TAR_TAG_Q_MASK) != TAG_Q_TRYING)) | |
2380 | || (!(currSCCB->ControlByte & F_USE_CMD_Q)))) { | |
2381 | if (CurrCard->discQCount >= QUEUE_DEPTH) { | |
47b5d69c | 2382 | currTar_Info->TarLUNBusy[lun] = 1; |
5c04a7b8 | 2383 | FPT_queueSelectFail(CurrCard, p_card); |
1da177e4 LT |
2384 | SGRAM_ACCESS(port); |
2385 | return; | |
2386 | } | |
5c04a7b8 AD |
2387 | for (i = 1; i < QUEUE_DEPTH; i++) { |
2388 | if (++lastTag >= QUEUE_DEPTH) | |
2389 | lastTag = 1; | |
2390 | if (CurrCard->discQ_Tbl[lastTag] == NULL) { | |
1da177e4 LT |
2391 | CurrCard->tagQ_Lst = lastTag; |
2392 | currTar_Info->LunDiscQ_Idx[lun] = lastTag; | |
2393 | CurrCard->discQ_Tbl[lastTag] = currSCCB; | |
2394 | CurrCard->discQCount++; | |
2395 | break; | |
2396 | } | |
2397 | } | |
5c04a7b8 | 2398 | if (i == QUEUE_DEPTH) { |
47b5d69c | 2399 | currTar_Info->TarLUNBusy[lun] = 1; |
5c04a7b8 | 2400 | FPT_queueSelectFail(CurrCard, p_card); |
1da177e4 LT |
2401 | SGRAM_ACCESS(port); |
2402 | return; | |
2403 | } | |
2404 | } | |
2405 | ||
5c04a7b8 | 2406 | auto_loaded = 0; |
1da177e4 | 2407 | |
5c04a7b8 AD |
2408 | WR_HARPOON(port + hp_select_id, target); |
2409 | WR_HARPOON(port + hp_gp_reg_3, target); /* Use by new automation logic */ | |
1da177e4 | 2410 | |
5c04a7b8 AD |
2411 | if (currSCCB->OperationCode == RESET_COMMAND) { |
2412 | WRW_HARPOON((port + ID_MSG_STRT), (MPM_OP + AMSG_OUT + | |
2413 | (currSCCB-> | |
2414 | Sccb_idmsg & ~DISC_PRIV))); | |
1da177e4 | 2415 | |
5c04a7b8 | 2416 | WRW_HARPOON((port + ID_MSG_STRT + 2), BRH_OP + ALWAYS + NP); |
1da177e4 | 2417 | |
5c04a7b8 | 2418 | currSCCB->Sccb_scsimsg = SMDEV_RESET; |
1da177e4 | 2419 | |
5c04a7b8 AD |
2420 | WR_HARPOON(port + hp_autostart_3, (SELECT + SELCHK_STRT)); |
2421 | auto_loaded = 1; | |
2422 | currSCCB->Sccb_scsistat = SELECT_BDR_ST; | |
1da177e4 | 2423 | |
5c04a7b8 AD |
2424 | if (currTar_Info->TarEEValue & EE_SYNC_MASK) { |
2425 | currTar_Info->TarSyncCtrl = 0; | |
2426 | currTar_Info->TarStatus &= ~TAR_SYNC_MASK; | |
2427 | } | |
1da177e4 | 2428 | |
5c04a7b8 AD |
2429 | if (currTar_Info->TarEEValue & EE_WIDE_SCSI) { |
2430 | currTar_Info->TarStatus &= ~TAR_WIDE_MASK; | |
2431 | } | |
1da177e4 | 2432 | |
5c04a7b8 AD |
2433 | FPT_sssyncv(port, target, NARROW_SCSI, currTar_Info); |
2434 | FPT_SccbMgrTableInitTarget(p_card, target); | |
1da177e4 | 2435 | |
5c04a7b8 | 2436 | } |
1da177e4 | 2437 | |
5c04a7b8 AD |
2438 | else if (currSCCB->Sccb_scsistat == ABORT_ST) { |
2439 | WRW_HARPOON((port + ID_MSG_STRT), (MPM_OP + AMSG_OUT + | |
2440 | (currSCCB-> | |
2441 | Sccb_idmsg & ~DISC_PRIV))); | |
1da177e4 | 2442 | |
5c04a7b8 | 2443 | WRW_HARPOON((port + ID_MSG_STRT + 2), BRH_OP + ALWAYS + CMDPZ); |
1da177e4 | 2444 | |
5c04a7b8 AD |
2445 | WRW_HARPOON((port + SYNC_MSGS + 0), (MPM_OP + AMSG_OUT + |
2446 | (((unsigned | |
2447 | char)(currSCCB-> | |
2448 | ControlByte & | |
2449 | TAG_TYPE_MASK) | |
2450 | >> 6) | (unsigned char) | |
2451 | 0x20))); | |
2452 | WRW_HARPOON((port + SYNC_MSGS + 2), | |
2453 | (MPM_OP + AMSG_OUT + currSCCB->Sccb_tag)); | |
2454 | WRW_HARPOON((port + SYNC_MSGS + 4), (BRH_OP + ALWAYS + NP)); | |
1da177e4 | 2455 | |
5c04a7b8 AD |
2456 | WR_HARPOON(port + hp_autostart_3, (SELECT + SELCHK_STRT)); |
2457 | auto_loaded = 1; | |
1da177e4 | 2458 | |
5c04a7b8 | 2459 | } |
1da177e4 | 2460 | |
5c04a7b8 AD |
2461 | else if (!(currTar_Info->TarStatus & WIDE_NEGOCIATED)) { |
2462 | auto_loaded = FPT_siwidn(port, p_card); | |
2463 | currSCCB->Sccb_scsistat = SELECT_WN_ST; | |
2464 | } | |
1da177e4 | 2465 | |
5c04a7b8 AD |
2466 | else if (!((currTar_Info->TarStatus & TAR_SYNC_MASK) |
2467 | == SYNC_SUPPORTED)) { | |
2468 | auto_loaded = FPT_sisyncn(port, p_card, 0); | |
2469 | currSCCB->Sccb_scsistat = SELECT_SN_ST; | |
2470 | } | |
1da177e4 | 2471 | |
5c04a7b8 | 2472 | if (!auto_loaded) { |
1da177e4 | 2473 | |
5c04a7b8 | 2474 | if (currSCCB->ControlByte & F_USE_CMD_Q) { |
1da177e4 | 2475 | |
5c04a7b8 | 2476 | CurrCard->globalFlags |= F_TAG_STARTED; |
1da177e4 | 2477 | |
5c04a7b8 AD |
2478 | if ((currTar_Info->TarStatus & TAR_TAG_Q_MASK) |
2479 | == TAG_Q_REJECT) { | |
2480 | currSCCB->ControlByte &= ~F_USE_CMD_Q; | |
1da177e4 | 2481 | |
5c04a7b8 AD |
2482 | /* Fix up the start instruction with a jump to |
2483 | Non-Tag-CMD handling */ | |
2484 | WRW_HARPOON((port + ID_MSG_STRT), | |
2485 | BRH_OP + ALWAYS + NTCMD); | |
1da177e4 | 2486 | |
5c04a7b8 AD |
2487 | WRW_HARPOON((port + NON_TAG_ID_MSG), |
2488 | (MPM_OP + AMSG_OUT + | |
2489 | currSCCB->Sccb_idmsg)); | |
1da177e4 | 2490 | |
5c04a7b8 AD |
2491 | WR_HARPOON(port + hp_autostart_3, |
2492 | (SELECT + SELCHK_STRT)); | |
1da177e4 | 2493 | |
25985edc | 2494 | /* Setup our STATE so we know what happened when |
5c04a7b8 AD |
2495 | the wheels fall off. */ |
2496 | currSCCB->Sccb_scsistat = SELECT_ST; | |
1da177e4 | 2497 | |
5c04a7b8 AD |
2498 | currTar_Info->TarLUNBusy[lun] = 1; |
2499 | } | |
1da177e4 | 2500 | |
5c04a7b8 AD |
2501 | else { |
2502 | WRW_HARPOON((port + ID_MSG_STRT), | |
2503 | (MPM_OP + AMSG_OUT + | |
2504 | currSCCB->Sccb_idmsg)); | |
2505 | ||
2506 | WRW_HARPOON((port + ID_MSG_STRT + 2), | |
2507 | (MPM_OP + AMSG_OUT + | |
2508 | (((unsigned char)(currSCCB-> | |
2509 | ControlByte & | |
2510 | TAG_TYPE_MASK) | |
2511 | >> 6) | (unsigned char)0x20))); | |
2512 | ||
2513 | for (i = 1; i < QUEUE_DEPTH; i++) { | |
2514 | if (++lastTag >= QUEUE_DEPTH) | |
2515 | lastTag = 1; | |
2516 | if (CurrCard->discQ_Tbl[lastTag] == | |
2517 | NULL) { | |
2518 | WRW_HARPOON((port + | |
2519 | ID_MSG_STRT + 6), | |
2520 | (MPM_OP + AMSG_OUT + | |
2521 | lastTag)); | |
1da177e4 LT |
2522 | CurrCard->tagQ_Lst = lastTag; |
2523 | currSCCB->Sccb_tag = lastTag; | |
5c04a7b8 AD |
2524 | CurrCard->discQ_Tbl[lastTag] = |
2525 | currSCCB; | |
1da177e4 LT |
2526 | CurrCard->discQCount++; |
2527 | break; | |
2528 | } | |
2529 | } | |
2530 | ||
5c04a7b8 AD |
2531 | if (i == QUEUE_DEPTH) { |
2532 | currTar_Info->TarLUNBusy[lun] = 1; | |
2533 | FPT_queueSelectFail(CurrCard, p_card); | |
2534 | SGRAM_ACCESS(port); | |
2535 | return; | |
2536 | } | |
1da177e4 | 2537 | |
5c04a7b8 | 2538 | currSCCB->Sccb_scsistat = SELECT_Q_ST; |
1da177e4 | 2539 | |
5c04a7b8 AD |
2540 | WR_HARPOON(port + hp_autostart_3, |
2541 | (SELECT + SELCHK_STRT)); | |
2542 | } | |
2543 | } | |
1da177e4 | 2544 | |
5c04a7b8 | 2545 | else { |
1da177e4 | 2546 | |
5c04a7b8 AD |
2547 | WRW_HARPOON((port + ID_MSG_STRT), |
2548 | BRH_OP + ALWAYS + NTCMD); | |
1da177e4 | 2549 | |
5c04a7b8 AD |
2550 | WRW_HARPOON((port + NON_TAG_ID_MSG), |
2551 | (MPM_OP + AMSG_OUT + currSCCB->Sccb_idmsg)); | |
1da177e4 | 2552 | |
5c04a7b8 | 2553 | currSCCB->Sccb_scsistat = SELECT_ST; |
1da177e4 | 2554 | |
5c04a7b8 AD |
2555 | WR_HARPOON(port + hp_autostart_3, |
2556 | (SELECT + SELCHK_STRT)); | |
2557 | } | |
1da177e4 | 2558 | |
5c04a7b8 | 2559 | theCCB = (unsigned char *)&currSCCB->Cdb[0]; |
1da177e4 | 2560 | |
5c04a7b8 | 2561 | cdb_reg = port + CMD_STRT; |
1da177e4 | 2562 | |
5c04a7b8 AD |
2563 | for (i = 0; i < currSCCB->CdbLength; i++) { |
2564 | WRW_HARPOON(cdb_reg, (MPM_OP + ACOMMAND + *theCCB)); | |
2565 | cdb_reg += 2; | |
2566 | theCCB++; | |
2567 | } | |
1da177e4 | 2568 | |
5c04a7b8 AD |
2569 | if (currSCCB->CdbLength != TWELVE_BYTE_CMD) |
2570 | WRW_HARPOON(cdb_reg, (BRH_OP + ALWAYS + NP)); | |
1da177e4 | 2571 | |
5c04a7b8 AD |
2572 | } |
2573 | /* auto_loaded */ | |
2574 | WRW_HARPOON((port + hp_fiforead), (unsigned short)0x00); | |
2575 | WR_HARPOON(port + hp_xferstat, 0x00); | |
1da177e4 | 2576 | |
5c04a7b8 | 2577 | WRW_HARPOON((port + hp_intstat), (PROG_HLT | TIMEOUT | SEL | BUS_FREE)); |
1da177e4 | 2578 | |
5c04a7b8 | 2579 | WR_HARPOON(port + hp_portctrl_0, (SCSI_PORT)); |
1da177e4 | 2580 | |
5c04a7b8 AD |
2581 | if (!(currSCCB->Sccb_MGRFlags & F_DEV_SELECTED)) { |
2582 | WR_HARPOON(port + hp_scsictrl_0, | |
2583 | (SEL_TAR | ENA_ATN | ENA_RESEL | ENA_SCAM_SEL)); | |
2584 | } else { | |
1da177e4 | 2585 | |
db038cf8 | 2586 | /* auto_loaded = (RD_HARPOON(port+hp_autostart_3) & (unsigned char)0x1F); |
1da177e4 | 2587 | auto_loaded |= AUTO_IMMED; */ |
5c04a7b8 | 2588 | auto_loaded = AUTO_IMMED; |
1da177e4 | 2589 | |
5c04a7b8 | 2590 | DISABLE_AUTO(port); |
1da177e4 | 2591 | |
5c04a7b8 AD |
2592 | WR_HARPOON(port + hp_autostart_3, auto_loaded); |
2593 | } | |
1da177e4 | 2594 | |
5c04a7b8 | 2595 | SGRAM_ACCESS(port); |
1da177e4 LT |
2596 | } |
2597 | ||
1da177e4 LT |
2598 | /*--------------------------------------------------------------------- |
2599 | * | |
47b5d69c | 2600 | * Function: FPT_sres |
1da177e4 LT |
2601 | * |
2602 | * Description: Hookup the correct CCB and handle the incoming messages. | |
2603 | * | |
2604 | *---------------------------------------------------------------------*/ | |
2605 | ||
391e2f25 | 2606 | static void FPT_sres(u32 port, unsigned char p_card, |
5c04a7b8 | 2607 | struct sccb_card *pCurrCard) |
1da177e4 LT |
2608 | { |
2609 | ||
5c04a7b8 | 2610 | unsigned char our_target, message, lun = 0, tag, msgRetryCount; |
1da177e4 | 2611 | |
5c04a7b8 AD |
2612 | struct sccb_mgr_tar_info *currTar_Info; |
2613 | struct sccb *currSCCB; | |
1da177e4 | 2614 | |
5c04a7b8 AD |
2615 | if (pCurrCard->currentSCCB != NULL) { |
2616 | currTar_Info = | |
2617 | &FPT_sccbMgrTbl[p_card][pCurrCard->currentSCCB->TargID]; | |
1da177e4 LT |
2618 | DISABLE_AUTO(port); |
2619 | ||
5c04a7b8 | 2620 | WR_HARPOON((port + hp_scsictrl_0), (ENA_RESEL | ENA_SCAM_SEL)); |
1da177e4 LT |
2621 | |
2622 | currSCCB = pCurrCard->currentSCCB; | |
5c04a7b8 | 2623 | if (currSCCB->Sccb_scsistat == SELECT_WN_ST) { |
1da177e4 LT |
2624 | currTar_Info->TarStatus &= ~TAR_WIDE_MASK; |
2625 | currSCCB->Sccb_scsistat = BUS_FREE_ST; | |
2626 | } | |
5c04a7b8 | 2627 | if (currSCCB->Sccb_scsistat == SELECT_SN_ST) { |
1da177e4 LT |
2628 | currTar_Info->TarStatus &= ~TAR_SYNC_MASK; |
2629 | currSCCB->Sccb_scsistat = BUS_FREE_ST; | |
2630 | } | |
5c04a7b8 AD |
2631 | if (((pCurrCard->globalFlags & F_CONLUN_IO) && |
2632 | ((currTar_Info->TarStatus & TAR_TAG_Q_MASK) != | |
2633 | TAG_Q_TRYING))) { | |
2634 | currTar_Info->TarLUNBusy[currSCCB->Lun] = 0; | |
2635 | if (currSCCB->Sccb_scsistat != ABORT_ST) { | |
1da177e4 | 2636 | pCurrCard->discQCount--; |
5c04a7b8 AD |
2637 | pCurrCard->discQ_Tbl[currTar_Info-> |
2638 | LunDiscQ_Idx[currSCCB-> | |
2639 | Lun]] | |
2640 | = NULL; | |
1da177e4 | 2641 | } |
5c04a7b8 AD |
2642 | } else { |
2643 | currTar_Info->TarLUNBusy[0] = 0; | |
2644 | if (currSCCB->Sccb_tag) { | |
2645 | if (currSCCB->Sccb_scsistat != ABORT_ST) { | |
1da177e4 | 2646 | pCurrCard->discQCount--; |
5c04a7b8 AD |
2647 | pCurrCard->discQ_Tbl[currSCCB-> |
2648 | Sccb_tag] = NULL; | |
1da177e4 | 2649 | } |
5c04a7b8 AD |
2650 | } else { |
2651 | if (currSCCB->Sccb_scsistat != ABORT_ST) { | |
1da177e4 | 2652 | pCurrCard->discQCount--; |
5c04a7b8 AD |
2653 | pCurrCard->discQ_Tbl[currTar_Info-> |
2654 | LunDiscQ_Idx[0]] = | |
2655 | NULL; | |
1da177e4 LT |
2656 | } |
2657 | } | |
2658 | } | |
2659 | ||
5c04a7b8 | 2660 | FPT_queueSelectFail(&FPT_BL_Card[p_card], p_card); |
1da177e4 LT |
2661 | } |
2662 | ||
5c04a7b8 | 2663 | WRW_HARPOON((port + hp_fiforead), (unsigned short)0x00); |
1da177e4 | 2664 | |
5c04a7b8 | 2665 | our_target = (unsigned char)(RD_HARPOON(port + hp_select_id) >> 4); |
47b5d69c | 2666 | currTar_Info = &FPT_sccbMgrTbl[p_card][our_target]; |
1da177e4 | 2667 | |
1da177e4 | 2668 | msgRetryCount = 0; |
5c04a7b8 | 2669 | do { |
1da177e4 | 2670 | |
47b5d69c | 2671 | currTar_Info = &FPT_sccbMgrTbl[p_card][our_target]; |
1da177e4 LT |
2672 | tag = 0; |
2673 | ||
5c04a7b8 AD |
2674 | while (!(RD_HARPOON(port + hp_scsisig) & SCSI_REQ)) { |
2675 | if (!(RD_HARPOON(port + hp_scsisig) & SCSI_BSY)) { | |
1da177e4 | 2676 | |
5c04a7b8 | 2677 | WRW_HARPOON((port + hp_intstat), PHASE); |
1da177e4 LT |
2678 | return; |
2679 | } | |
2680 | } | |
2681 | ||
5c04a7b8 AD |
2682 | WRW_HARPOON((port + hp_intstat), PHASE); |
2683 | if ((RD_HARPOON(port + hp_scsisig) & S_SCSI_PHZ) == S_MSGI_PH) { | |
1da177e4 | 2684 | |
5c04a7b8 AD |
2685 | message = FPT_sfm(port, pCurrCard->currentSCCB); |
2686 | if (message) { | |
1da177e4 | 2687 | |
5c04a7b8 | 2688 | if (message <= (0x80 | LUN_MASK)) { |
db038cf8 | 2689 | lun = message & (unsigned char)LUN_MASK; |
1da177e4 | 2690 | |
5c04a7b8 AD |
2691 | if ((currTar_Info-> |
2692 | TarStatus & TAR_TAG_Q_MASK) == | |
2693 | TAG_Q_TRYING) { | |
2694 | if (currTar_Info->TarTagQ_Cnt != | |
2695 | 0) { | |
2696 | ||
2697 | if (! | |
2698 | (currTar_Info-> | |
2699 | TarLUN_CA)) { | |
2700 | ACCEPT_MSG(port); /*Release the ACK for ID msg. */ | |
2701 | ||
2702 | message = | |
2703 | FPT_sfm | |
2704 | (port, | |
2705 | pCurrCard-> | |
2706 | currentSCCB); | |
2707 | if (message) { | |
2708 | ACCEPT_MSG | |
2709 | (port); | |
1da177e4 LT |
2710 | } |
2711 | ||
2712 | else | |
5c04a7b8 AD |
2713 | message |
2714 | = 0; | |
2715 | ||
2716 | if (message != | |
2717 | 0) { | |
2718 | tag = | |
2719 | FPT_sfm | |
2720 | (port, | |
2721 | pCurrCard-> | |
2722 | currentSCCB); | |
2723 | ||
2724 | if (! | |
2725 | (tag)) | |
2726 | message | |
2727 | = | |
2728 | 0; | |
1da177e4 LT |
2729 | } |
2730 | ||
5c04a7b8 AD |
2731 | } |
2732 | /*C.A. exists! */ | |
2733 | } | |
2734 | /*End Q cnt != 0 */ | |
2735 | } | |
2736 | /*End Tag cmds supported! */ | |
2737 | } | |
2738 | /*End valid ID message. */ | |
2739 | else { | |
1da177e4 LT |
2740 | |
2741 | ACCEPT_MSG_ATN(port); | |
2742 | } | |
2743 | ||
5c04a7b8 AD |
2744 | } |
2745 | /* End good id message. */ | |
2746 | else { | |
1da177e4 | 2747 | |
47b5d69c | 2748 | message = 0; |
1da177e4 | 2749 | } |
5c04a7b8 | 2750 | } else { |
1da177e4 LT |
2751 | ACCEPT_MSG_ATN(port); |
2752 | ||
5c04a7b8 AD |
2753 | while (! |
2754 | (RDW_HARPOON((port + hp_intstat)) & | |
2755 | (PHASE | RESET)) | |
2756 | && !(RD_HARPOON(port + hp_scsisig) & SCSI_REQ) | |
2757 | && (RD_HARPOON(port + hp_scsisig) & SCSI_BSY)) ; | |
1da177e4 LT |
2758 | |
2759 | return; | |
2760 | } | |
1da177e4 | 2761 | |
5c04a7b8 | 2762 | if (message == 0) { |
1da177e4 | 2763 | msgRetryCount++; |
5c04a7b8 | 2764 | if (msgRetryCount == 1) { |
47b5d69c | 2765 | FPT_SendMsg(port, SMPARITY); |
5c04a7b8 | 2766 | } else { |
47b5d69c | 2767 | FPT_SendMsg(port, SMDEV_RESET); |
1da177e4 | 2768 | |
5c04a7b8 AD |
2769 | FPT_sssyncv(port, our_target, NARROW_SCSI, |
2770 | currTar_Info); | |
1da177e4 | 2771 | |
5c04a7b8 AD |
2772 | if (FPT_sccbMgrTbl[p_card][our_target]. |
2773 | TarEEValue & EE_SYNC_MASK) { | |
2774 | ||
2775 | FPT_sccbMgrTbl[p_card][our_target]. | |
2776 | TarStatus &= ~TAR_SYNC_MASK; | |
1da177e4 LT |
2777 | |
2778 | } | |
2779 | ||
5c04a7b8 AD |
2780 | if (FPT_sccbMgrTbl[p_card][our_target]. |
2781 | TarEEValue & EE_WIDE_SCSI) { | |
1da177e4 | 2782 | |
5c04a7b8 AD |
2783 | FPT_sccbMgrTbl[p_card][our_target]. |
2784 | TarStatus &= ~TAR_WIDE_MASK; | |
1da177e4 LT |
2785 | } |
2786 | ||
5c04a7b8 AD |
2787 | FPT_queueFlushTargSccb(p_card, our_target, |
2788 | SCCB_COMPLETE); | |
2789 | FPT_SccbMgrTableInitTarget(p_card, our_target); | |
1da177e4 LT |
2790 | return; |
2791 | } | |
2792 | } | |
5c04a7b8 | 2793 | } while (message == 0); |
1da177e4 | 2794 | |
5c04a7b8 AD |
2795 | if (((pCurrCard->globalFlags & F_CONLUN_IO) && |
2796 | ((currTar_Info->TarStatus & TAR_TAG_Q_MASK) != TAG_Q_TRYING))) { | |
47b5d69c | 2797 | currTar_Info->TarLUNBusy[lun] = 1; |
5c04a7b8 AD |
2798 | pCurrCard->currentSCCB = |
2799 | pCurrCard->discQ_Tbl[currTar_Info->LunDiscQ_Idx[lun]]; | |
2800 | if (pCurrCard->currentSCCB != NULL) { | |
1da177e4 | 2801 | ACCEPT_MSG(port); |
5c04a7b8 | 2802 | } else { |
1da177e4 LT |
2803 | ACCEPT_MSG_ATN(port); |
2804 | } | |
5c04a7b8 | 2805 | } else { |
47b5d69c | 2806 | currTar_Info->TarLUNBusy[0] = 1; |
1da177e4 | 2807 | |
5c04a7b8 AD |
2808 | if (tag) { |
2809 | if (pCurrCard->discQ_Tbl[tag] != NULL) { | |
2810 | pCurrCard->currentSCCB = | |
2811 | pCurrCard->discQ_Tbl[tag]; | |
2812 | currTar_Info->TarTagQ_Cnt--; | |
1da177e4 | 2813 | ACCEPT_MSG(port); |
5c04a7b8 AD |
2814 | } else { |
2815 | ACCEPT_MSG_ATN(port); | |
1da177e4 | 2816 | } |
5c04a7b8 AD |
2817 | } else { |
2818 | pCurrCard->currentSCCB = | |
2819 | pCurrCard->discQ_Tbl[currTar_Info->LunDiscQ_Idx[0]]; | |
2820 | if (pCurrCard->currentSCCB != NULL) { | |
1da177e4 | 2821 | ACCEPT_MSG(port); |
5c04a7b8 | 2822 | } else { |
1da177e4 LT |
2823 | ACCEPT_MSG_ATN(port); |
2824 | } | |
2825 | } | |
2826 | } | |
2827 | ||
5c04a7b8 AD |
2828 | if (pCurrCard->currentSCCB != NULL) { |
2829 | if (pCurrCard->currentSCCB->Sccb_scsistat == ABORT_ST) { | |
2830 | /* During Abort Tag command, the target could have got re-selected | |
2831 | and completed the command. Check the select Q and remove the CCB | |
2832 | if it is in the Select Q */ | |
47b5d69c | 2833 | FPT_queueFindSccb(pCurrCard->currentSCCB, p_card); |
1da177e4 LT |
2834 | } |
2835 | } | |
2836 | ||
5c04a7b8 AD |
2837 | while (!(RDW_HARPOON((port + hp_intstat)) & (PHASE | RESET)) && |
2838 | !(RD_HARPOON(port + hp_scsisig) & SCSI_REQ) && | |
2839 | (RD_HARPOON(port + hp_scsisig) & SCSI_BSY)) ; | |
1da177e4 LT |
2840 | } |
2841 | ||
391e2f25 | 2842 | static void FPT_SendMsg(u32 port, unsigned char message) |
1da177e4 | 2843 | { |
5c04a7b8 AD |
2844 | while (!(RD_HARPOON(port + hp_scsisig) & SCSI_REQ)) { |
2845 | if (!(RD_HARPOON(port + hp_scsisig) & SCSI_BSY)) { | |
1da177e4 | 2846 | |
5c04a7b8 | 2847 | WRW_HARPOON((port + hp_intstat), PHASE); |
1da177e4 LT |
2848 | return; |
2849 | } | |
2850 | } | |
2851 | ||
5c04a7b8 AD |
2852 | WRW_HARPOON((port + hp_intstat), PHASE); |
2853 | if ((RD_HARPOON(port + hp_scsisig) & S_SCSI_PHZ) == S_MSGO_PH) { | |
2854 | WRW_HARPOON((port + hp_intstat), | |
2855 | (BUS_FREE | PHASE | XFER_CNT_0)); | |
1da177e4 | 2856 | |
5c04a7b8 | 2857 | WR_HARPOON(port + hp_portctrl_0, SCSI_BUS_EN); |
1da177e4 | 2858 | |
5c04a7b8 | 2859 | WR_HARPOON(port + hp_scsidata_0, message); |
1da177e4 | 2860 | |
5c04a7b8 | 2861 | WR_HARPOON(port + hp_scsisig, (SCSI_ACK + S_ILL_PH)); |
1da177e4 LT |
2862 | |
2863 | ACCEPT_MSG(port); | |
2864 | ||
5c04a7b8 | 2865 | WR_HARPOON(port + hp_portctrl_0, 0x00); |
1da177e4 LT |
2866 | |
2867 | if ((message == SMABORT) || (message == SMDEV_RESET) || | |
5c04a7b8 AD |
2868 | (message == SMABORT_TAG)) { |
2869 | while (! | |
2870 | (RDW_HARPOON((port + hp_intstat)) & | |
2871 | (BUS_FREE | PHASE))) { | |
2872 | } | |
1da177e4 | 2873 | |
5c04a7b8 AD |
2874 | if (RDW_HARPOON((port + hp_intstat)) & BUS_FREE) { |
2875 | WRW_HARPOON((port + hp_intstat), BUS_FREE); | |
1da177e4 LT |
2876 | } |
2877 | } | |
2878 | } | |
2879 | } | |
2880 | ||
2881 | /*--------------------------------------------------------------------- | |
2882 | * | |
47b5d69c | 2883 | * Function: FPT_sdecm |
1da177e4 | 2884 | * |
25985edc | 2885 | * Description: Determine the proper response to the message from the |
1da177e4 LT |
2886 | * target device. |
2887 | * | |
2888 | *---------------------------------------------------------------------*/ | |
391e2f25 | 2889 | static void FPT_sdecm(unsigned char message, u32 port, unsigned char p_card) |
1da177e4 | 2890 | { |
5c04a7b8 AD |
2891 | struct sccb *currSCCB; |
2892 | struct sccb_card *CurrCard; | |
2893 | struct sccb_mgr_tar_info *currTar_Info; | |
1da177e4 | 2894 | |
47b5d69c | 2895 | CurrCard = &FPT_BL_Card[p_card]; |
1da177e4 LT |
2896 | currSCCB = CurrCard->currentSCCB; |
2897 | ||
47b5d69c | 2898 | currTar_Info = &FPT_sccbMgrTbl[p_card][currSCCB->TargID]; |
1da177e4 | 2899 | |
5c04a7b8 AD |
2900 | if (message == SMREST_DATA_PTR) { |
2901 | if (!(currSCCB->Sccb_XferState & F_NO_DATA_YET)) { | |
1da177e4 LT |
2902 | currSCCB->Sccb_ATC = currSCCB->Sccb_savedATC; |
2903 | ||
47b5d69c | 2904 | FPT_hostDataXferRestart(currSCCB); |
1da177e4 LT |
2905 | } |
2906 | ||
2907 | ACCEPT_MSG(port); | |
5c04a7b8 AD |
2908 | WR_HARPOON(port + hp_autostart_1, |
2909 | (AUTO_IMMED + DISCONNECT_START)); | |
1da177e4 LT |
2910 | } |
2911 | ||
5c04a7b8 | 2912 | else if (message == SMCMD_COMP) { |
1da177e4 | 2913 | |
5c04a7b8 AD |
2914 | if (currSCCB->Sccb_scsistat == SELECT_Q_ST) { |
2915 | currTar_Info->TarStatus &= | |
2916 | ~(unsigned char)TAR_TAG_Q_MASK; | |
db038cf8 | 2917 | currTar_Info->TarStatus |= (unsigned char)TAG_Q_REJECT; |
1da177e4 LT |
2918 | } |
2919 | ||
2920 | ACCEPT_MSG(port); | |
2921 | ||
2922 | } | |
2923 | ||
5c04a7b8 AD |
2924 | else if ((message == SMNO_OP) || (message >= SMIDENT) |
2925 | || (message == SMINIT_RECOVERY) || (message == SMREL_RECOVERY)) { | |
1da177e4 LT |
2926 | |
2927 | ACCEPT_MSG(port); | |
5c04a7b8 AD |
2928 | WR_HARPOON(port + hp_autostart_1, |
2929 | (AUTO_IMMED + DISCONNECT_START)); | |
1da177e4 LT |
2930 | } |
2931 | ||
5c04a7b8 | 2932 | else if (message == SMREJECT) { |
1da177e4 LT |
2933 | |
2934 | if ((currSCCB->Sccb_scsistat == SELECT_SN_ST) || | |
5c04a7b8 AD |
2935 | (currSCCB->Sccb_scsistat == SELECT_WN_ST) || |
2936 | ((currTar_Info->TarStatus & TAR_SYNC_MASK) == SYNC_TRYING) | |
2937 | || ((currTar_Info->TarStatus & TAR_TAG_Q_MASK) == | |
2938 | TAG_Q_TRYING)) | |
1da177e4 | 2939 | { |
5c04a7b8 | 2940 | WRW_HARPOON((port + hp_intstat), BUS_FREE); |
1da177e4 LT |
2941 | |
2942 | ACCEPT_MSG(port); | |
2943 | ||
5c04a7b8 AD |
2944 | while ((!(RD_HARPOON(port + hp_scsisig) & SCSI_REQ)) && |
2945 | (!(RDW_HARPOON((port + hp_intstat)) & BUS_FREE))) | |
1da177e4 | 2946 | { |
5c04a7b8 | 2947 | } |
1da177e4 | 2948 | |
5c04a7b8 | 2949 | if (currSCCB->Lun == 0x00) { |
adb11023 | 2950 | if (currSCCB->Sccb_scsistat == SELECT_SN_ST) { |
1da177e4 | 2951 | |
5c04a7b8 AD |
2952 | currTar_Info->TarStatus |= |
2953 | (unsigned char)SYNC_SUPPORTED; | |
1da177e4 | 2954 | |
5c04a7b8 AD |
2955 | currTar_Info->TarEEValue &= |
2956 | ~EE_SYNC_MASK; | |
2957 | } | |
1da177e4 | 2958 | |
adb11023 NC |
2959 | else if (currSCCB->Sccb_scsistat == |
2960 | SELECT_WN_ST) { | |
1da177e4 | 2961 | |
5c04a7b8 AD |
2962 | currTar_Info->TarStatus = |
2963 | (currTar_Info-> | |
2964 | TarStatus & ~WIDE_ENABLED) | | |
2965 | WIDE_NEGOCIATED; | |
1da177e4 | 2966 | |
5c04a7b8 AD |
2967 | currTar_Info->TarEEValue &= |
2968 | ~EE_WIDE_SCSI; | |
1da177e4 LT |
2969 | |
2970 | } | |
1da177e4 | 2971 | |
5c04a7b8 AD |
2972 | else if ((currTar_Info-> |
2973 | TarStatus & TAR_TAG_Q_MASK) == | |
2974 | TAG_Q_TRYING) { | |
2975 | currTar_Info->TarStatus = | |
2976 | (currTar_Info-> | |
2977 | TarStatus & ~(unsigned char) | |
2978 | TAR_TAG_Q_MASK) | TAG_Q_REJECT; | |
1da177e4 LT |
2979 | |
2980 | currSCCB->ControlByte &= ~F_USE_CMD_Q; | |
2981 | CurrCard->discQCount--; | |
5c04a7b8 AD |
2982 | CurrCard->discQ_Tbl[currSCCB-> |
2983 | Sccb_tag] = NULL; | |
1da177e4 LT |
2984 | currSCCB->Sccb_tag = 0x00; |
2985 | ||
2986 | } | |
2987 | } | |
2988 | ||
5c04a7b8 | 2989 | if (RDW_HARPOON((port + hp_intstat)) & BUS_FREE) { |
1da177e4 | 2990 | |
5c04a7b8 AD |
2991 | if (currSCCB->Lun == 0x00) { |
2992 | WRW_HARPOON((port + hp_intstat), | |
2993 | BUS_FREE); | |
1da177e4 LT |
2994 | CurrCard->globalFlags |= F_NEW_SCCB_CMD; |
2995 | } | |
2996 | } | |
2997 | ||
5c04a7b8 | 2998 | else { |
1da177e4 | 2999 | |
5c04a7b8 AD |
3000 | if ((CurrCard->globalFlags & F_CONLUN_IO) && |
3001 | ((currTar_Info-> | |
3002 | TarStatus & TAR_TAG_Q_MASK) != | |
3003 | TAG_Q_TRYING)) | |
3004 | currTar_Info->TarLUNBusy[currSCCB-> | |
3005 | Lun] = 1; | |
1da177e4 | 3006 | else |
47b5d69c | 3007 | currTar_Info->TarLUNBusy[0] = 1; |
1da177e4 | 3008 | |
5c04a7b8 AD |
3009 | currSCCB->ControlByte &= |
3010 | ~(unsigned char)F_USE_CMD_Q; | |
1da177e4 | 3011 | |
5c04a7b8 AD |
3012 | WR_HARPOON(port + hp_autostart_1, |
3013 | (AUTO_IMMED + DISCONNECT_START)); | |
1da177e4 LT |
3014 | |
3015 | } | |
3016 | } | |
3017 | ||
5c04a7b8 | 3018 | else { |
1da177e4 LT |
3019 | ACCEPT_MSG(port); |
3020 | ||
5c04a7b8 AD |
3021 | while ((!(RD_HARPOON(port + hp_scsisig) & SCSI_REQ)) && |
3022 | (!(RDW_HARPOON((port + hp_intstat)) & BUS_FREE))) | |
1da177e4 | 3023 | { |
5c04a7b8 AD |
3024 | } |
3025 | ||
3026 | if (!(RDW_HARPOON((port + hp_intstat)) & BUS_FREE)) { | |
3027 | WR_HARPOON(port + hp_autostart_1, | |
3028 | (AUTO_IMMED + DISCONNECT_START)); | |
1da177e4 LT |
3029 | } |
3030 | } | |
3031 | } | |
3032 | ||
5c04a7b8 | 3033 | else if (message == SMEXT) { |
1da177e4 LT |
3034 | |
3035 | ACCEPT_MSG(port); | |
5c04a7b8 | 3036 | FPT_shandem(port, p_card, currSCCB); |
1da177e4 LT |
3037 | } |
3038 | ||
5c04a7b8 | 3039 | else if (message == SMIGNORWR) { |
1da177e4 | 3040 | |
5c04a7b8 | 3041 | ACCEPT_MSG(port); /* ACK the RESIDUE MSG */ |
1da177e4 | 3042 | |
5c04a7b8 | 3043 | message = FPT_sfm(port, currSCCB); |
1da177e4 | 3044 | |
5c04a7b8 | 3045 | if (currSCCB->Sccb_scsimsg != SMPARITY) |
1da177e4 | 3046 | ACCEPT_MSG(port); |
5c04a7b8 AD |
3047 | WR_HARPOON(port + hp_autostart_1, |
3048 | (AUTO_IMMED + DISCONNECT_START)); | |
1da177e4 LT |
3049 | } |
3050 | ||
5c04a7b8 | 3051 | else { |
1da177e4 LT |
3052 | |
3053 | currSCCB->HostStatus = SCCB_PHASE_SEQUENCE_FAIL; | |
3054 | currSCCB->Sccb_scsimsg = SMREJECT; | |
3055 | ||
3056 | ACCEPT_MSG_ATN(port); | |
5c04a7b8 AD |
3057 | WR_HARPOON(port + hp_autostart_1, |
3058 | (AUTO_IMMED + DISCONNECT_START)); | |
1da177e4 LT |
3059 | } |
3060 | } | |
3061 | ||
1da177e4 LT |
3062 | /*--------------------------------------------------------------------- |
3063 | * | |
47b5d69c | 3064 | * Function: FPT_shandem |
1da177e4 LT |
3065 | * |
3066 | * Description: Decide what to do with the extended message. | |
3067 | * | |
3068 | *---------------------------------------------------------------------*/ | |
391e2f25 | 3069 | static void FPT_shandem(u32 port, unsigned char p_card, struct sccb *pCurrSCCB) |
1da177e4 | 3070 | { |
5c04a7b8 | 3071 | unsigned char length, message; |
1da177e4 | 3072 | |
5c04a7b8 AD |
3073 | length = FPT_sfm(port, pCurrSCCB); |
3074 | if (length) { | |
1da177e4 LT |
3075 | |
3076 | ACCEPT_MSG(port); | |
5c04a7b8 AD |
3077 | message = FPT_sfm(port, pCurrSCCB); |
3078 | if (message) { | |
1da177e4 | 3079 | |
5c04a7b8 | 3080 | if (message == SMSYNC) { |
1da177e4 | 3081 | |
5c04a7b8 | 3082 | if (length == 0x03) { |
1da177e4 LT |
3083 | |
3084 | ACCEPT_MSG(port); | |
5c04a7b8 AD |
3085 | FPT_stsyncn(port, p_card); |
3086 | } else { | |
1da177e4 LT |
3087 | |
3088 | pCurrSCCB->Sccb_scsimsg = SMREJECT; | |
3089 | ACCEPT_MSG_ATN(port); | |
3090 | } | |
5c04a7b8 | 3091 | } else if (message == SMWDTR) { |
1da177e4 | 3092 | |
5c04a7b8 | 3093 | if (length == 0x02) { |
1da177e4 LT |
3094 | |
3095 | ACCEPT_MSG(port); | |
5c04a7b8 AD |
3096 | FPT_stwidn(port, p_card); |
3097 | } else { | |
1da177e4 LT |
3098 | |
3099 | pCurrSCCB->Sccb_scsimsg = SMREJECT; | |
3100 | ACCEPT_MSG_ATN(port); | |
3101 | ||
5c04a7b8 AD |
3102 | WR_HARPOON(port + hp_autostart_1, |
3103 | (AUTO_IMMED + | |
3104 | DISCONNECT_START)); | |
1da177e4 | 3105 | } |
5c04a7b8 | 3106 | } else { |
1da177e4 LT |
3107 | |
3108 | pCurrSCCB->Sccb_scsimsg = SMREJECT; | |
3109 | ACCEPT_MSG_ATN(port); | |
3110 | ||
5c04a7b8 AD |
3111 | WR_HARPOON(port + hp_autostart_1, |
3112 | (AUTO_IMMED + DISCONNECT_START)); | |
1da177e4 | 3113 | } |
5c04a7b8 AD |
3114 | } else { |
3115 | if (pCurrSCCB->Sccb_scsimsg != SMPARITY) | |
1da177e4 | 3116 | ACCEPT_MSG(port); |
5c04a7b8 AD |
3117 | WR_HARPOON(port + hp_autostart_1, |
3118 | (AUTO_IMMED + DISCONNECT_START)); | |
1da177e4 | 3119 | } |
5c04a7b8 AD |
3120 | } else { |
3121 | if (pCurrSCCB->Sccb_scsimsg == SMPARITY) | |
3122 | WR_HARPOON(port + hp_autostart_1, | |
3123 | (AUTO_IMMED + DISCONNECT_START)); | |
1da177e4 LT |
3124 | } |
3125 | } | |
3126 | ||
1da177e4 LT |
3127 | /*--------------------------------------------------------------------- |
3128 | * | |
47b5d69c | 3129 | * Function: FPT_sisyncn |
1da177e4 LT |
3130 | * |
3131 | * Description: Read in a message byte from the SCSI bus, and check | |
3132 | * for a parity error. | |
3133 | * | |
3134 | *---------------------------------------------------------------------*/ | |
3135 | ||
391e2f25 | 3136 | static unsigned char FPT_sisyncn(u32 port, unsigned char p_card, |
5c04a7b8 | 3137 | unsigned char syncFlag) |
1da177e4 | 3138 | { |
5c04a7b8 AD |
3139 | struct sccb *currSCCB; |
3140 | struct sccb_mgr_tar_info *currTar_Info; | |
1da177e4 | 3141 | |
5c04a7b8 AD |
3142 | currSCCB = FPT_BL_Card[p_card].currentSCCB; |
3143 | currTar_Info = &FPT_sccbMgrTbl[p_card][currSCCB->TargID]; | |
1da177e4 | 3144 | |
5c04a7b8 | 3145 | if (!((currTar_Info->TarStatus & TAR_SYNC_MASK) == SYNC_TRYING)) { |
1da177e4 | 3146 | |
5c04a7b8 AD |
3147 | WRW_HARPOON((port + ID_MSG_STRT), |
3148 | (MPM_OP + AMSG_OUT + | |
3149 | (currSCCB-> | |
3150 | Sccb_idmsg & ~(unsigned char)DISC_PRIV))); | |
1da177e4 | 3151 | |
5c04a7b8 | 3152 | WRW_HARPOON((port + ID_MSG_STRT + 2), BRH_OP + ALWAYS + CMDPZ); |
1da177e4 | 3153 | |
5c04a7b8 AD |
3154 | WRW_HARPOON((port + SYNC_MSGS + 0), |
3155 | (MPM_OP + AMSG_OUT + SMEXT)); | |
3156 | WRW_HARPOON((port + SYNC_MSGS + 2), (MPM_OP + AMSG_OUT + 0x03)); | |
3157 | WRW_HARPOON((port + SYNC_MSGS + 4), | |
3158 | (MPM_OP + AMSG_OUT + SMSYNC)); | |
1da177e4 | 3159 | |
5c04a7b8 | 3160 | if ((currTar_Info->TarEEValue & EE_SYNC_MASK) == EE_SYNC_20MB) |
1da177e4 | 3161 | |
5c04a7b8 AD |
3162 | WRW_HARPOON((port + SYNC_MSGS + 6), |
3163 | (MPM_OP + AMSG_OUT + 12)); | |
1da177e4 | 3164 | |
5c04a7b8 AD |
3165 | else if ((currTar_Info->TarEEValue & EE_SYNC_MASK) == |
3166 | EE_SYNC_10MB) | |
1da177e4 | 3167 | |
5c04a7b8 AD |
3168 | WRW_HARPOON((port + SYNC_MSGS + 6), |
3169 | (MPM_OP + AMSG_OUT + 25)); | |
1da177e4 | 3170 | |
5c04a7b8 AD |
3171 | else if ((currTar_Info->TarEEValue & EE_SYNC_MASK) == |
3172 | EE_SYNC_5MB) | |
1da177e4 | 3173 | |
5c04a7b8 AD |
3174 | WRW_HARPOON((port + SYNC_MSGS + 6), |
3175 | (MPM_OP + AMSG_OUT + 50)); | |
1da177e4 | 3176 | |
1da177e4 | 3177 | else |
5c04a7b8 AD |
3178 | WRW_HARPOON((port + SYNC_MSGS + 6), |
3179 | (MPM_OP + AMSG_OUT + 00)); | |
3180 | ||
3181 | WRW_HARPOON((port + SYNC_MSGS + 8), (RAT_OP)); | |
3182 | WRW_HARPOON((port + SYNC_MSGS + 10), | |
3183 | (MPM_OP + AMSG_OUT + DEFAULT_OFFSET)); | |
3184 | WRW_HARPOON((port + SYNC_MSGS + 12), (BRH_OP + ALWAYS + NP)); | |
3185 | ||
3186 | if (syncFlag == 0) { | |
3187 | WR_HARPOON(port + hp_autostart_3, | |
3188 | (SELECT + SELCHK_STRT)); | |
3189 | currTar_Info->TarStatus = | |
3190 | ((currTar_Info-> | |
3191 | TarStatus & ~(unsigned char)TAR_SYNC_MASK) | | |
3192 | (unsigned char)SYNC_TRYING); | |
3193 | } else { | |
3194 | WR_HARPOON(port + hp_autostart_3, | |
3195 | (AUTO_IMMED + CMD_ONLY_STRT)); | |
1da177e4 LT |
3196 | } |
3197 | ||
5c1b85e2 | 3198 | return 1; |
5c04a7b8 | 3199 | } |
1da177e4 | 3200 | |
5c04a7b8 | 3201 | else { |
1da177e4 | 3202 | |
5c04a7b8 AD |
3203 | currTar_Info->TarStatus |= (unsigned char)SYNC_SUPPORTED; |
3204 | currTar_Info->TarEEValue &= ~EE_SYNC_MASK; | |
5c1b85e2 | 3205 | return 0; |
5c04a7b8 | 3206 | } |
1da177e4 LT |
3207 | } |
3208 | ||
1da177e4 LT |
3209 | /*--------------------------------------------------------------------- |
3210 | * | |
47b5d69c | 3211 | * Function: FPT_stsyncn |
1da177e4 LT |
3212 | * |
3213 | * Description: The has sent us a Sync Nego message so handle it as | |
3214 | * necessary. | |
3215 | * | |
3216 | *---------------------------------------------------------------------*/ | |
391e2f25 | 3217 | static void FPT_stsyncn(u32 port, unsigned char p_card) |
1da177e4 | 3218 | { |
5c04a7b8 AD |
3219 | unsigned char sync_msg, offset, sync_reg, our_sync_msg; |
3220 | struct sccb *currSCCB; | |
3221 | struct sccb_mgr_tar_info *currTar_Info; | |
1da177e4 | 3222 | |
5c04a7b8 AD |
3223 | currSCCB = FPT_BL_Card[p_card].currentSCCB; |
3224 | currTar_Info = &FPT_sccbMgrTbl[p_card][currSCCB->TargID]; | |
1da177e4 | 3225 | |
5c04a7b8 | 3226 | sync_msg = FPT_sfm(port, currSCCB); |
1da177e4 | 3227 | |
5c04a7b8 AD |
3228 | if ((sync_msg == 0x00) && (currSCCB->Sccb_scsimsg == SMPARITY)) { |
3229 | WR_HARPOON(port + hp_autostart_1, | |
3230 | (AUTO_IMMED + DISCONNECT_START)); | |
1da177e4 LT |
3231 | return; |
3232 | } | |
3233 | ||
5c04a7b8 | 3234 | ACCEPT_MSG(port); |
1da177e4 | 3235 | |
5c04a7b8 | 3236 | offset = FPT_sfm(port, currSCCB); |
1da177e4 | 3237 | |
5c04a7b8 AD |
3238 | if ((offset == 0x00) && (currSCCB->Sccb_scsimsg == SMPARITY)) { |
3239 | WR_HARPOON(port + hp_autostart_1, | |
3240 | (AUTO_IMMED + DISCONNECT_START)); | |
1da177e4 LT |
3241 | return; |
3242 | } | |
3243 | ||
5c04a7b8 | 3244 | if ((currTar_Info->TarEEValue & EE_SYNC_MASK) == EE_SYNC_20MB) |
1da177e4 | 3245 | |
5c04a7b8 | 3246 | our_sync_msg = 12; /* Setup our Message to 20mb/s */ |
1da177e4 | 3247 | |
5c04a7b8 | 3248 | else if ((currTar_Info->TarEEValue & EE_SYNC_MASK) == EE_SYNC_10MB) |
1da177e4 | 3249 | |
5c04a7b8 | 3250 | our_sync_msg = 25; /* Setup our Message to 10mb/s */ |
1da177e4 | 3251 | |
5c04a7b8 | 3252 | else if ((currTar_Info->TarEEValue & EE_SYNC_MASK) == EE_SYNC_5MB) |
1da177e4 | 3253 | |
5c04a7b8 AD |
3254 | our_sync_msg = 50; /* Setup our Message to 5mb/s */ |
3255 | else | |
1da177e4 | 3256 | |
5c04a7b8 | 3257 | our_sync_msg = 0; /* Message = Async */ |
1da177e4 | 3258 | |
5c04a7b8 AD |
3259 | if (sync_msg < our_sync_msg) { |
3260 | sync_msg = our_sync_msg; /*if faster, then set to max. */ | |
3261 | } | |
1da177e4 | 3262 | |
5c04a7b8 AD |
3263 | if (offset == ASYNC) |
3264 | sync_msg = ASYNC; | |
1da177e4 | 3265 | |
5c04a7b8 AD |
3266 | if (offset > MAX_OFFSET) |
3267 | offset = MAX_OFFSET; | |
1da177e4 | 3268 | |
5c04a7b8 | 3269 | sync_reg = 0x00; |
1da177e4 | 3270 | |
5c04a7b8 | 3271 | if (sync_msg > 12) |
1da177e4 | 3272 | |
5c04a7b8 | 3273 | sync_reg = 0x20; /* Use 10MB/s */ |
1da177e4 | 3274 | |
5c04a7b8 | 3275 | if (sync_msg > 25) |
1da177e4 | 3276 | |
5c04a7b8 | 3277 | sync_reg = 0x40; /* Use 6.6MB/s */ |
1da177e4 | 3278 | |
5c04a7b8 | 3279 | if (sync_msg > 38) |
1da177e4 | 3280 | |
5c04a7b8 | 3281 | sync_reg = 0x60; /* Use 5MB/s */ |
1da177e4 | 3282 | |
5c04a7b8 | 3283 | if (sync_msg > 50) |
1da177e4 | 3284 | |
5c04a7b8 | 3285 | sync_reg = 0x80; /* Use 4MB/s */ |
1da177e4 | 3286 | |
5c04a7b8 | 3287 | if (sync_msg > 62) |
1da177e4 | 3288 | |
5c04a7b8 | 3289 | sync_reg = 0xA0; /* Use 3.33MB/s */ |
1da177e4 | 3290 | |
5c04a7b8 | 3291 | if (sync_msg > 75) |
1da177e4 | 3292 | |
5c04a7b8 | 3293 | sync_reg = 0xC0; /* Use 2.85MB/s */ |
1da177e4 | 3294 | |
5c04a7b8 | 3295 | if (sync_msg > 87) |
1da177e4 | 3296 | |
5c04a7b8 | 3297 | sync_reg = 0xE0; /* Use 2.5MB/s */ |
1da177e4 | 3298 | |
5c04a7b8 | 3299 | if (sync_msg > 100) { |
1da177e4 | 3300 | |
5c04a7b8 AD |
3301 | sync_reg = 0x00; /* Use ASYNC */ |
3302 | offset = 0x00; | |
3303 | } | |
1da177e4 | 3304 | |
5c04a7b8 | 3305 | if (currTar_Info->TarStatus & WIDE_ENABLED) |
1da177e4 | 3306 | |
5c04a7b8 | 3307 | sync_reg |= offset; |
1da177e4 | 3308 | |
5c04a7b8 | 3309 | else |
1da177e4 | 3310 | |
5c04a7b8 | 3311 | sync_reg |= (offset | NARROW_SCSI); |
1da177e4 | 3312 | |
5c04a7b8 | 3313 | FPT_sssyncv(port, currSCCB->TargID, sync_reg, currTar_Info); |
1da177e4 | 3314 | |
5c04a7b8 | 3315 | if (currSCCB->Sccb_scsistat == SELECT_SN_ST) { |
1da177e4 | 3316 | |
5c04a7b8 | 3317 | ACCEPT_MSG(port); |
1da177e4 | 3318 | |
5c04a7b8 AD |
3319 | currTar_Info->TarStatus = ((currTar_Info->TarStatus & |
3320 | ~(unsigned char)TAR_SYNC_MASK) | | |
3321 | (unsigned char)SYNC_SUPPORTED); | |
1da177e4 | 3322 | |
5c04a7b8 AD |
3323 | WR_HARPOON(port + hp_autostart_1, |
3324 | (AUTO_IMMED + DISCONNECT_START)); | |
3325 | } | |
1da177e4 | 3326 | |
5c04a7b8 | 3327 | else { |
1da177e4 | 3328 | |
5c04a7b8 | 3329 | ACCEPT_MSG_ATN(port); |
1da177e4 | 3330 | |
5c04a7b8 | 3331 | FPT_sisyncr(port, sync_msg, offset); |
1da177e4 | 3332 | |
5c04a7b8 AD |
3333 | currTar_Info->TarStatus = ((currTar_Info->TarStatus & |
3334 | ~(unsigned char)TAR_SYNC_MASK) | | |
3335 | (unsigned char)SYNC_SUPPORTED); | |
3336 | } | |
1da177e4 LT |
3337 | } |
3338 | ||
1da177e4 LT |
3339 | /*--------------------------------------------------------------------- |
3340 | * | |
47b5d69c | 3341 | * Function: FPT_sisyncr |
1da177e4 LT |
3342 | * |
3343 | * Description: Answer the targets sync message. | |
3344 | * | |
3345 | *---------------------------------------------------------------------*/ | |
391e2f25 | 3346 | static void FPT_sisyncr(u32 port, unsigned char sync_pulse, |
5c04a7b8 | 3347 | unsigned char offset) |
1da177e4 | 3348 | { |
5c04a7b8 AD |
3349 | ARAM_ACCESS(port); |
3350 | WRW_HARPOON((port + SYNC_MSGS + 0), (MPM_OP + AMSG_OUT + SMEXT)); | |
3351 | WRW_HARPOON((port + SYNC_MSGS + 2), (MPM_OP + AMSG_OUT + 0x03)); | |
3352 | WRW_HARPOON((port + SYNC_MSGS + 4), (MPM_OP + AMSG_OUT + SMSYNC)); | |
3353 | WRW_HARPOON((port + SYNC_MSGS + 6), (MPM_OP + AMSG_OUT + sync_pulse)); | |
3354 | WRW_HARPOON((port + SYNC_MSGS + 8), (RAT_OP)); | |
3355 | WRW_HARPOON((port + SYNC_MSGS + 10), (MPM_OP + AMSG_OUT + offset)); | |
3356 | WRW_HARPOON((port + SYNC_MSGS + 12), (BRH_OP + ALWAYS + NP)); | |
3357 | SGRAM_ACCESS(port); | |
3358 | ||
3359 | WR_HARPOON(port + hp_portctrl_0, SCSI_PORT); | |
3360 | WRW_HARPOON((port + hp_intstat), CLR_ALL_INT_1); | |
3361 | ||
3362 | WR_HARPOON(port + hp_autostart_3, (AUTO_IMMED + CMD_ONLY_STRT)); | |
3363 | ||
3364 | while (!(RDW_HARPOON((port + hp_intstat)) & (BUS_FREE | AUTO_INT))) { | |
3365 | } | |
1da177e4 LT |
3366 | } |
3367 | ||
1da177e4 LT |
3368 | /*--------------------------------------------------------------------- |
3369 | * | |
47b5d69c | 3370 | * Function: FPT_siwidn |
1da177e4 LT |
3371 | * |
3372 | * Description: Read in a message byte from the SCSI bus, and check | |
3373 | * for a parity error. | |
3374 | * | |
3375 | *---------------------------------------------------------------------*/ | |
3376 | ||
391e2f25 | 3377 | static unsigned char FPT_siwidn(u32 port, unsigned char p_card) |
1da177e4 | 3378 | { |
5c04a7b8 AD |
3379 | struct sccb *currSCCB; |
3380 | struct sccb_mgr_tar_info *currTar_Info; | |
1da177e4 | 3381 | |
5c04a7b8 AD |
3382 | currSCCB = FPT_BL_Card[p_card].currentSCCB; |
3383 | currTar_Info = &FPT_sccbMgrTbl[p_card][currSCCB->TargID]; | |
1da177e4 | 3384 | |
5c04a7b8 | 3385 | if (!((currTar_Info->TarStatus & TAR_WIDE_MASK) == WIDE_NEGOCIATED)) { |
1da177e4 | 3386 | |
5c04a7b8 AD |
3387 | WRW_HARPOON((port + ID_MSG_STRT), |
3388 | (MPM_OP + AMSG_OUT + | |
3389 | (currSCCB-> | |
3390 | Sccb_idmsg & ~(unsigned char)DISC_PRIV))); | |
1da177e4 | 3391 | |
5c04a7b8 | 3392 | WRW_HARPOON((port + ID_MSG_STRT + 2), BRH_OP + ALWAYS + CMDPZ); |
1da177e4 | 3393 | |
5c04a7b8 AD |
3394 | WRW_HARPOON((port + SYNC_MSGS + 0), |
3395 | (MPM_OP + AMSG_OUT + SMEXT)); | |
3396 | WRW_HARPOON((port + SYNC_MSGS + 2), (MPM_OP + AMSG_OUT + 0x02)); | |
3397 | WRW_HARPOON((port + SYNC_MSGS + 4), | |
3398 | (MPM_OP + AMSG_OUT + SMWDTR)); | |
3399 | WRW_HARPOON((port + SYNC_MSGS + 6), (RAT_OP)); | |
3400 | WRW_HARPOON((port + SYNC_MSGS + 8), | |
3401 | (MPM_OP + AMSG_OUT + SM16BIT)); | |
3402 | WRW_HARPOON((port + SYNC_MSGS + 10), (BRH_OP + ALWAYS + NP)); | |
1da177e4 | 3403 | |
5c04a7b8 | 3404 | WR_HARPOON(port + hp_autostart_3, (SELECT + SELCHK_STRT)); |
1da177e4 | 3405 | |
5c04a7b8 AD |
3406 | currTar_Info->TarStatus = ((currTar_Info->TarStatus & |
3407 | ~(unsigned char)TAR_WIDE_MASK) | | |
3408 | (unsigned char)WIDE_ENABLED); | |
1da177e4 | 3409 | |
5c1b85e2 | 3410 | return 1; |
5c04a7b8 | 3411 | } |
1da177e4 | 3412 | |
5c04a7b8 | 3413 | else { |
1da177e4 | 3414 | |
5c04a7b8 AD |
3415 | currTar_Info->TarStatus = ((currTar_Info->TarStatus & |
3416 | ~(unsigned char)TAR_WIDE_MASK) | | |
3417 | WIDE_NEGOCIATED); | |
1da177e4 | 3418 | |
5c04a7b8 | 3419 | currTar_Info->TarEEValue &= ~EE_WIDE_SCSI; |
5c1b85e2 | 3420 | return 0; |
5c04a7b8 | 3421 | } |
1da177e4 LT |
3422 | } |
3423 | ||
1da177e4 LT |
3424 | /*--------------------------------------------------------------------- |
3425 | * | |
47b5d69c | 3426 | * Function: FPT_stwidn |
1da177e4 LT |
3427 | * |
3428 | * Description: The has sent us a Wide Nego message so handle it as | |
3429 | * necessary. | |
3430 | * | |
3431 | *---------------------------------------------------------------------*/ | |
391e2f25 | 3432 | static void FPT_stwidn(u32 port, unsigned char p_card) |
1da177e4 | 3433 | { |
5c04a7b8 AD |
3434 | unsigned char width; |
3435 | struct sccb *currSCCB; | |
3436 | struct sccb_mgr_tar_info *currTar_Info; | |
1da177e4 | 3437 | |
5c04a7b8 AD |
3438 | currSCCB = FPT_BL_Card[p_card].currentSCCB; |
3439 | currTar_Info = &FPT_sccbMgrTbl[p_card][currSCCB->TargID]; | |
1da177e4 | 3440 | |
5c04a7b8 | 3441 | width = FPT_sfm(port, currSCCB); |
1da177e4 | 3442 | |
5c04a7b8 AD |
3443 | if ((width == 0x00) && (currSCCB->Sccb_scsimsg == SMPARITY)) { |
3444 | WR_HARPOON(port + hp_autostart_1, | |
3445 | (AUTO_IMMED + DISCONNECT_START)); | |
1da177e4 LT |
3446 | return; |
3447 | } | |
3448 | ||
5c04a7b8 AD |
3449 | if (!(currTar_Info->TarEEValue & EE_WIDE_SCSI)) |
3450 | width = 0; | |
1da177e4 | 3451 | |
5c04a7b8 AD |
3452 | if (width) { |
3453 | currTar_Info->TarStatus |= WIDE_ENABLED; | |
3454 | width = 0; | |
3455 | } else { | |
3456 | width = NARROW_SCSI; | |
3457 | currTar_Info->TarStatus &= ~WIDE_ENABLED; | |
3458 | } | |
1da177e4 | 3459 | |
5c04a7b8 | 3460 | FPT_sssyncv(port, currSCCB->TargID, width, currTar_Info); |
1da177e4 | 3461 | |
5c04a7b8 | 3462 | if (currSCCB->Sccb_scsistat == SELECT_WN_ST) { |
1da177e4 | 3463 | |
5c04a7b8 | 3464 | currTar_Info->TarStatus |= WIDE_NEGOCIATED; |
1da177e4 | 3465 | |
5c04a7b8 AD |
3466 | if (! |
3467 | ((currTar_Info->TarStatus & TAR_SYNC_MASK) == | |
3468 | SYNC_SUPPORTED)) { | |
3469 | ACCEPT_MSG_ATN(port); | |
3470 | ARAM_ACCESS(port); | |
3471 | FPT_sisyncn(port, p_card, 1); | |
3472 | currSCCB->Sccb_scsistat = SELECT_SN_ST; | |
3473 | SGRAM_ACCESS(port); | |
3474 | } else { | |
3475 | ACCEPT_MSG(port); | |
3476 | WR_HARPOON(port + hp_autostart_1, | |
3477 | (AUTO_IMMED + DISCONNECT_START)); | |
1da177e4 | 3478 | } |
5c04a7b8 | 3479 | } |
1da177e4 | 3480 | |
5c04a7b8 | 3481 | else { |
1da177e4 | 3482 | |
5c04a7b8 | 3483 | ACCEPT_MSG_ATN(port); |
1da177e4 | 3484 | |
5c04a7b8 AD |
3485 | if (currTar_Info->TarEEValue & EE_WIDE_SCSI) |
3486 | width = SM16BIT; | |
3487 | else | |
3488 | width = SM8BIT; | |
1da177e4 | 3489 | |
5c04a7b8 | 3490 | FPT_siwidr(port, width); |
1da177e4 | 3491 | |
5c04a7b8 AD |
3492 | currTar_Info->TarStatus |= (WIDE_NEGOCIATED | WIDE_ENABLED); |
3493 | } | |
1da177e4 LT |
3494 | } |
3495 | ||
1da177e4 LT |
3496 | /*--------------------------------------------------------------------- |
3497 | * | |
47b5d69c | 3498 | * Function: FPT_siwidr |
1da177e4 LT |
3499 | * |
3500 | * Description: Answer the targets Wide nego message. | |
3501 | * | |
3502 | *---------------------------------------------------------------------*/ | |
391e2f25 | 3503 | static void FPT_siwidr(u32 port, unsigned char width) |
1da177e4 | 3504 | { |
5c04a7b8 AD |
3505 | ARAM_ACCESS(port); |
3506 | WRW_HARPOON((port + SYNC_MSGS + 0), (MPM_OP + AMSG_OUT + SMEXT)); | |
3507 | WRW_HARPOON((port + SYNC_MSGS + 2), (MPM_OP + AMSG_OUT + 0x02)); | |
3508 | WRW_HARPOON((port + SYNC_MSGS + 4), (MPM_OP + AMSG_OUT + SMWDTR)); | |
3509 | WRW_HARPOON((port + SYNC_MSGS + 6), (RAT_OP)); | |
3510 | WRW_HARPOON((port + SYNC_MSGS + 8), (MPM_OP + AMSG_OUT + width)); | |
3511 | WRW_HARPOON((port + SYNC_MSGS + 10), (BRH_OP + ALWAYS + NP)); | |
3512 | SGRAM_ACCESS(port); | |
1da177e4 | 3513 | |
5c04a7b8 AD |
3514 | WR_HARPOON(port + hp_portctrl_0, SCSI_PORT); |
3515 | WRW_HARPOON((port + hp_intstat), CLR_ALL_INT_1); | |
1da177e4 | 3516 | |
5c04a7b8 | 3517 | WR_HARPOON(port + hp_autostart_3, (AUTO_IMMED + CMD_ONLY_STRT)); |
1da177e4 | 3518 | |
5c04a7b8 AD |
3519 | while (!(RDW_HARPOON((port + hp_intstat)) & (BUS_FREE | AUTO_INT))) { |
3520 | } | |
1da177e4 LT |
3521 | } |
3522 | ||
1da177e4 LT |
3523 | /*--------------------------------------------------------------------- |
3524 | * | |
47b5d69c | 3525 | * Function: FPT_sssyncv |
1da177e4 LT |
3526 | * |
3527 | * Description: Write the desired value to the Sync Register for the | |
3528 | * ID specified. | |
3529 | * | |
3530 | *---------------------------------------------------------------------*/ | |
391e2f25 | 3531 | static void FPT_sssyncv(u32 p_port, unsigned char p_id, |
5c04a7b8 AD |
3532 | unsigned char p_sync_value, |
3533 | struct sccb_mgr_tar_info *currTar_Info) | |
1da177e4 | 3534 | { |
5c04a7b8 AD |
3535 | unsigned char index; |
3536 | ||
3537 | index = p_id; | |
3538 | ||
3539 | switch (index) { | |
3540 | ||
3541 | case 0: | |
3542 | index = 12; /* hp_synctarg_0 */ | |
3543 | break; | |
3544 | case 1: | |
3545 | index = 13; /* hp_synctarg_1 */ | |
3546 | break; | |
3547 | case 2: | |
3548 | index = 14; /* hp_synctarg_2 */ | |
3549 | break; | |
3550 | case 3: | |
3551 | index = 15; /* hp_synctarg_3 */ | |
3552 | break; | |
3553 | case 4: | |
3554 | index = 8; /* hp_synctarg_4 */ | |
3555 | break; | |
3556 | case 5: | |
3557 | index = 9; /* hp_synctarg_5 */ | |
3558 | break; | |
3559 | case 6: | |
3560 | index = 10; /* hp_synctarg_6 */ | |
3561 | break; | |
3562 | case 7: | |
3563 | index = 11; /* hp_synctarg_7 */ | |
3564 | break; | |
3565 | case 8: | |
3566 | index = 4; /* hp_synctarg_8 */ | |
3567 | break; | |
3568 | case 9: | |
3569 | index = 5; /* hp_synctarg_9 */ | |
3570 | break; | |
3571 | case 10: | |
3572 | index = 6; /* hp_synctarg_10 */ | |
3573 | break; | |
3574 | case 11: | |
3575 | index = 7; /* hp_synctarg_11 */ | |
3576 | break; | |
3577 | case 12: | |
3578 | index = 0; /* hp_synctarg_12 */ | |
3579 | break; | |
3580 | case 13: | |
3581 | index = 1; /* hp_synctarg_13 */ | |
3582 | break; | |
3583 | case 14: | |
3584 | index = 2; /* hp_synctarg_14 */ | |
3585 | break; | |
3586 | case 15: | |
3587 | index = 3; /* hp_synctarg_15 */ | |
1da177e4 | 3588 | |
5c04a7b8 | 3589 | } |
1da177e4 | 3590 | |
5c04a7b8 | 3591 | WR_HARPOON(p_port + hp_synctarg_base + index, p_sync_value); |
1da177e4 LT |
3592 | |
3593 | currTar_Info->TarSyncCtrl = p_sync_value; | |
3594 | } | |
3595 | ||
1da177e4 LT |
3596 | /*--------------------------------------------------------------------- |
3597 | * | |
47b5d69c | 3598 | * Function: FPT_sresb |
1da177e4 LT |
3599 | * |
3600 | * Description: Reset the desired card's SCSI bus. | |
3601 | * | |
3602 | *---------------------------------------------------------------------*/ | |
391e2f25 | 3603 | static void FPT_sresb(u32 port, unsigned char p_card) |
1da177e4 | 3604 | { |
5c04a7b8 | 3605 | unsigned char scsiID, i; |
1da177e4 | 3606 | |
5c04a7b8 | 3607 | struct sccb_mgr_tar_info *currTar_Info; |
1da177e4 | 3608 | |
5c04a7b8 AD |
3609 | WR_HARPOON(port + hp_page_ctrl, |
3610 | (RD_HARPOON(port + hp_page_ctrl) | G_INT_DISABLE)); | |
3611 | WRW_HARPOON((port + hp_intstat), CLR_ALL_INT); | |
1da177e4 | 3612 | |
5c04a7b8 | 3613 | WR_HARPOON(port + hp_scsictrl_0, SCSI_RST); |
1da177e4 | 3614 | |
5c04a7b8 AD |
3615 | scsiID = RD_HARPOON(port + hp_seltimeout); |
3616 | WR_HARPOON(port + hp_seltimeout, TO_5ms); | |
3617 | WRW_HARPOON((port + hp_intstat), TIMEOUT); | |
1da177e4 | 3618 | |
5c04a7b8 | 3619 | WR_HARPOON(port + hp_portctrl_0, (SCSI_PORT | START_TO)); |
1da177e4 | 3620 | |
5c04a7b8 AD |
3621 | while (!(RDW_HARPOON((port + hp_intstat)) & TIMEOUT)) { |
3622 | } | |
1da177e4 | 3623 | |
5c04a7b8 | 3624 | WR_HARPOON(port + hp_seltimeout, scsiID); |
1da177e4 | 3625 | |
5c04a7b8 | 3626 | WR_HARPOON(port + hp_scsictrl_0, ENA_SCAM_SEL); |
1da177e4 | 3627 | |
5c04a7b8 | 3628 | FPT_Wait(port, TO_5ms); |
1da177e4 | 3629 | |
5c04a7b8 | 3630 | WRW_HARPOON((port + hp_intstat), CLR_ALL_INT); |
1da177e4 | 3631 | |
5c04a7b8 | 3632 | WR_HARPOON(port + hp_int_mask, (RD_HARPOON(port + hp_int_mask) | 0x00)); |
1da177e4 | 3633 | |
5c04a7b8 AD |
3634 | for (scsiID = 0; scsiID < MAX_SCSI_TAR; scsiID++) { |
3635 | currTar_Info = &FPT_sccbMgrTbl[p_card][scsiID]; | |
1da177e4 | 3636 | |
5c04a7b8 AD |
3637 | if (currTar_Info->TarEEValue & EE_SYNC_MASK) { |
3638 | currTar_Info->TarSyncCtrl = 0; | |
3639 | currTar_Info->TarStatus &= ~TAR_SYNC_MASK; | |
3640 | } | |
1da177e4 | 3641 | |
5c04a7b8 AD |
3642 | if (currTar_Info->TarEEValue & EE_WIDE_SCSI) { |
3643 | currTar_Info->TarStatus &= ~TAR_WIDE_MASK; | |
3644 | } | |
1da177e4 | 3645 | |
5c04a7b8 | 3646 | FPT_sssyncv(port, scsiID, NARROW_SCSI, currTar_Info); |
1da177e4 | 3647 | |
5c04a7b8 AD |
3648 | FPT_SccbMgrTableInitTarget(p_card, scsiID); |
3649 | } | |
1da177e4 | 3650 | |
5c04a7b8 AD |
3651 | FPT_BL_Card[p_card].scanIndex = 0x00; |
3652 | FPT_BL_Card[p_card].currentSCCB = NULL; | |
3653 | FPT_BL_Card[p_card].globalFlags &= ~(F_TAG_STARTED | F_HOST_XFER_ACT | |
3654 | | F_NEW_SCCB_CMD); | |
3655 | FPT_BL_Card[p_card].cmdCounter = 0x00; | |
47b5d69c | 3656 | FPT_BL_Card[p_card].discQCount = 0x00; |
5c04a7b8 | 3657 | FPT_BL_Card[p_card].tagQ_Lst = 0x01; |
1da177e4 | 3658 | |
5c04a7b8 | 3659 | for (i = 0; i < QUEUE_DEPTH; i++) |
47b5d69c | 3660 | FPT_BL_Card[p_card].discQ_Tbl[i] = NULL; |
1da177e4 | 3661 | |
5c04a7b8 AD |
3662 | WR_HARPOON(port + hp_page_ctrl, |
3663 | (RD_HARPOON(port + hp_page_ctrl) & ~G_INT_DISABLE)); | |
1da177e4 LT |
3664 | |
3665 | } | |
3666 | ||
3667 | /*--------------------------------------------------------------------- | |
3668 | * | |
47b5d69c | 3669 | * Function: FPT_ssenss |
1da177e4 LT |
3670 | * |
3671 | * Description: Setup for the Auto Sense command. | |
3672 | * | |
3673 | *---------------------------------------------------------------------*/ | |
5c04a7b8 | 3674 | static void FPT_ssenss(struct sccb_card *pCurrCard) |
1da177e4 | 3675 | { |
5c04a7b8 AD |
3676 | unsigned char i; |
3677 | struct sccb *currSCCB; | |
1da177e4 | 3678 | |
5c04a7b8 | 3679 | currSCCB = pCurrCard->currentSCCB; |
1da177e4 | 3680 | |
5c04a7b8 | 3681 | currSCCB->Save_CdbLen = currSCCB->CdbLength; |
1da177e4 | 3682 | |
5c04a7b8 | 3683 | for (i = 0; i < 6; i++) { |
1da177e4 | 3684 | |
5c04a7b8 AD |
3685 | currSCCB->Save_Cdb[i] = currSCCB->Cdb[i]; |
3686 | } | |
1da177e4 | 3687 | |
5c04a7b8 AD |
3688 | currSCCB->CdbLength = SIX_BYTE_CMD; |
3689 | currSCCB->Cdb[0] = SCSI_REQUEST_SENSE; | |
3690 | currSCCB->Cdb[1] = currSCCB->Cdb[1] & (unsigned char)0xE0; /*Keep LUN. */ | |
3691 | currSCCB->Cdb[2] = 0x00; | |
3692 | currSCCB->Cdb[3] = 0x00; | |
3693 | currSCCB->Cdb[4] = currSCCB->RequestSenseLength; | |
3694 | currSCCB->Cdb[5] = 0x00; | |
1da177e4 | 3695 | |
391e2f25 | 3696 | currSCCB->Sccb_XferCnt = (u32)currSCCB->RequestSenseLength; |
1da177e4 | 3697 | |
5c04a7b8 | 3698 | currSCCB->Sccb_ATC = 0x00; |
1da177e4 | 3699 | |
5c04a7b8 | 3700 | currSCCB->Sccb_XferState |= F_AUTO_SENSE; |
1da177e4 | 3701 | |
5c04a7b8 | 3702 | currSCCB->Sccb_XferState &= ~F_SG_XFER; |
1da177e4 | 3703 | |
5c04a7b8 | 3704 | currSCCB->Sccb_idmsg = currSCCB->Sccb_idmsg & ~(unsigned char)DISC_PRIV; |
1da177e4 | 3705 | |
5c04a7b8 | 3706 | currSCCB->ControlByte = 0x00; |
1da177e4 | 3707 | |
5c04a7b8 | 3708 | currSCCB->Sccb_MGRFlags &= F_STATUSLOADED; |
1da177e4 LT |
3709 | } |
3710 | ||
1da177e4 LT |
3711 | /*--------------------------------------------------------------------- |
3712 | * | |
47b5d69c | 3713 | * Function: FPT_sxfrp |
1da177e4 LT |
3714 | * |
3715 | * Description: Transfer data into the bit bucket until the device | |
3716 | * decides to switch phase. | |
3717 | * | |
3718 | *---------------------------------------------------------------------*/ | |
3719 | ||
391e2f25 | 3720 | static void FPT_sxfrp(u32 p_port, unsigned char p_card) |
1da177e4 | 3721 | { |
5c04a7b8 | 3722 | unsigned char curr_phz; |
1da177e4 | 3723 | |
5c04a7b8 | 3724 | DISABLE_AUTO(p_port); |
1da177e4 | 3725 | |
5c04a7b8 | 3726 | if (FPT_BL_Card[p_card].globalFlags & F_HOST_XFER_ACT) { |
1da177e4 | 3727 | |
5c04a7b8 AD |
3728 | FPT_hostDataXferAbort(p_port, p_card, |
3729 | FPT_BL_Card[p_card].currentSCCB); | |
1da177e4 | 3730 | |
5c04a7b8 | 3731 | } |
1da177e4 | 3732 | |
5c04a7b8 AD |
3733 | /* If the Automation handled the end of the transfer then do not |
3734 | match the phase or we will get out of sync with the ISR. */ | |
3735 | ||
3736 | if (RDW_HARPOON((p_port + hp_intstat)) & | |
3737 | (BUS_FREE | XFER_CNT_0 | AUTO_INT)) | |
3738 | return; | |
3739 | ||
3740 | WR_HARPOON(p_port + hp_xfercnt_0, 0x00); | |
3741 | ||
3742 | curr_phz = RD_HARPOON(p_port + hp_scsisig) & (unsigned char)S_SCSI_PHZ; | |
1da177e4 | 3743 | |
5c04a7b8 | 3744 | WRW_HARPOON((p_port + hp_intstat), XFER_CNT_0); |
1da177e4 | 3745 | |
5c04a7b8 | 3746 | WR_HARPOON(p_port + hp_scsisig, curr_phz); |
1da177e4 | 3747 | |
5c04a7b8 AD |
3748 | while (!(RDW_HARPOON((p_port + hp_intstat)) & (BUS_FREE | RESET)) && |
3749 | (curr_phz == | |
3750 | (RD_HARPOON(p_port + hp_scsisig) & (unsigned char)S_SCSI_PHZ))) | |
3751 | { | |
3752 | if (curr_phz & (unsigned char)SCSI_IOBIT) { | |
3753 | WR_HARPOON(p_port + hp_portctrl_0, | |
3754 | (SCSI_PORT | HOST_PORT | SCSI_INBIT)); | |
1da177e4 | 3755 | |
5c04a7b8 AD |
3756 | if (!(RD_HARPOON(p_port + hp_xferstat) & FIFO_EMPTY)) { |
3757 | RD_HARPOON(p_port + hp_fifodata_0); | |
3758 | } | |
3759 | } else { | |
3760 | WR_HARPOON(p_port + hp_portctrl_0, | |
3761 | (SCSI_PORT | HOST_PORT | HOST_WRT)); | |
3762 | if (RD_HARPOON(p_port + hp_xferstat) & FIFO_EMPTY) { | |
3763 | WR_HARPOON(p_port + hp_fifodata_0, 0xFA); | |
3764 | } | |
3765 | } | |
3766 | } /* End of While loop for padding data I/O phase */ | |
1da177e4 | 3767 | |
5c04a7b8 AD |
3768 | while (!(RDW_HARPOON((p_port + hp_intstat)) & (BUS_FREE | RESET))) { |
3769 | if (RD_HARPOON(p_port + hp_scsisig) & SCSI_REQ) | |
3770 | break; | |
3771 | } | |
1da177e4 | 3772 | |
5c04a7b8 AD |
3773 | WR_HARPOON(p_port + hp_portctrl_0, |
3774 | (SCSI_PORT | HOST_PORT | SCSI_INBIT)); | |
3775 | while (!(RD_HARPOON(p_port + hp_xferstat) & FIFO_EMPTY)) { | |
3776 | RD_HARPOON(p_port + hp_fifodata_0); | |
3777 | } | |
1da177e4 | 3778 | |
5c04a7b8 AD |
3779 | if (!(RDW_HARPOON((p_port + hp_intstat)) & (BUS_FREE | RESET))) { |
3780 | WR_HARPOON(p_port + hp_autostart_0, | |
3781 | (AUTO_IMMED + DISCONNECT_START)); | |
3782 | while (!(RDW_HARPOON((p_port + hp_intstat)) & AUTO_INT)) { | |
3783 | } | |
1da177e4 | 3784 | |
5c04a7b8 AD |
3785 | if (RDW_HARPOON((p_port + hp_intstat)) & |
3786 | (ICMD_COMP | ITAR_DISC)) | |
3787 | while (! | |
3788 | (RDW_HARPOON((p_port + hp_intstat)) & | |
3789 | (BUS_FREE | RSEL))) ; | |
3790 | } | |
1da177e4 LT |
3791 | } |
3792 | ||
1da177e4 LT |
3793 | /*--------------------------------------------------------------------- |
3794 | * | |
47b5d69c | 3795 | * Function: FPT_schkdd |
1da177e4 LT |
3796 | * |
3797 | * Description: Make sure data has been flushed from both FIFOs and abort | |
3798 | * the operations if necessary. | |
3799 | * | |
3800 | *---------------------------------------------------------------------*/ | |
3801 | ||
391e2f25 | 3802 | static void FPT_schkdd(u32 port, unsigned char p_card) |
1da177e4 | 3803 | { |
5c04a7b8 | 3804 | unsigned short TimeOutLoop; |
db038cf8 | 3805 | unsigned char sPhase; |
1da177e4 | 3806 | |
5c04a7b8 | 3807 | struct sccb *currSCCB; |
1da177e4 | 3808 | |
5c04a7b8 | 3809 | currSCCB = FPT_BL_Card[p_card].currentSCCB; |
1da177e4 | 3810 | |
5c04a7b8 AD |
3811 | if ((currSCCB->Sccb_scsistat != DATA_OUT_ST) && |
3812 | (currSCCB->Sccb_scsistat != DATA_IN_ST)) { | |
3813 | return; | |
3814 | } | |
1da177e4 | 3815 | |
5c04a7b8 | 3816 | if (currSCCB->Sccb_XferState & F_ODD_BALL_CNT) { |
1da177e4 | 3817 | |
5c04a7b8 | 3818 | currSCCB->Sccb_ATC += (currSCCB->Sccb_XferCnt - 1); |
1da177e4 | 3819 | |
5c04a7b8 | 3820 | currSCCB->Sccb_XferCnt = 1; |
1da177e4 | 3821 | |
5c04a7b8 AD |
3822 | currSCCB->Sccb_XferState &= ~F_ODD_BALL_CNT; |
3823 | WRW_HARPOON((port + hp_fiforead), (unsigned short)0x00); | |
3824 | WR_HARPOON(port + hp_xferstat, 0x00); | |
3825 | } | |
1da177e4 | 3826 | |
5c04a7b8 | 3827 | else { |
1da177e4 | 3828 | |
5c04a7b8 | 3829 | currSCCB->Sccb_ATC += currSCCB->Sccb_XferCnt; |
1da177e4 | 3830 | |
5c04a7b8 AD |
3831 | currSCCB->Sccb_XferCnt = 0; |
3832 | } | |
1da177e4 | 3833 | |
5c04a7b8 AD |
3834 | if ((RDW_HARPOON((port + hp_intstat)) & PARITY) && |
3835 | (currSCCB->HostStatus == SCCB_COMPLETE)) { | |
1da177e4 | 3836 | |
5c04a7b8 AD |
3837 | currSCCB->HostStatus = SCCB_PARITY_ERR; |
3838 | WRW_HARPOON((port + hp_intstat), PARITY); | |
3839 | } | |
1da177e4 | 3840 | |
5c04a7b8 | 3841 | FPT_hostDataXferAbort(port, p_card, currSCCB); |
1da177e4 | 3842 | |
5c04a7b8 AD |
3843 | while (RD_HARPOON(port + hp_scsisig) & SCSI_ACK) { |
3844 | } | |
1da177e4 | 3845 | |
5c04a7b8 | 3846 | TimeOutLoop = 0; |
1da177e4 | 3847 | |
5c04a7b8 AD |
3848 | while (RD_HARPOON(port + hp_xferstat) & FIFO_EMPTY) { |
3849 | if (RDW_HARPOON((port + hp_intstat)) & BUS_FREE) { | |
3850 | return; | |
3851 | } | |
3852 | if (RD_HARPOON(port + hp_offsetctr) & (unsigned char)0x1F) { | |
3853 | break; | |
3854 | } | |
3855 | if (RDW_HARPOON((port + hp_intstat)) & RESET) { | |
3856 | return; | |
3857 | } | |
3858 | if ((RD_HARPOON(port + hp_scsisig) & SCSI_REQ) | |
3859 | || (TimeOutLoop++ > 0x3000)) | |
3860 | break; | |
3861 | } | |
1da177e4 | 3862 | |
5c04a7b8 AD |
3863 | sPhase = RD_HARPOON(port + hp_scsisig) & (SCSI_BSY | S_SCSI_PHZ); |
3864 | if ((!(RD_HARPOON(port + hp_xferstat) & FIFO_EMPTY)) || | |
3865 | (RD_HARPOON(port + hp_offsetctr) & (unsigned char)0x1F) || | |
3866 | (sPhase == (SCSI_BSY | S_DATAO_PH)) || | |
3867 | (sPhase == (SCSI_BSY | S_DATAI_PH))) { | |
1da177e4 | 3868 | |
5c04a7b8 | 3869 | WR_HARPOON(port + hp_portctrl_0, SCSI_PORT); |
1da177e4 | 3870 | |
5c04a7b8 AD |
3871 | if (!(currSCCB->Sccb_XferState & F_ALL_XFERRED)) { |
3872 | if (currSCCB->Sccb_XferState & F_HOST_XFER_DIR) { | |
3873 | FPT_phaseDataIn(port, p_card); | |
3874 | } | |
1da177e4 | 3875 | |
5c04a7b8 AD |
3876 | else { |
3877 | FPT_phaseDataOut(port, p_card); | |
3878 | } | |
3879 | } else { | |
3880 | FPT_sxfrp(port, p_card); | |
3881 | if (!(RDW_HARPOON((port + hp_intstat)) & | |
3882 | (BUS_FREE | ICMD_COMP | ITAR_DISC | RESET))) { | |
3883 | WRW_HARPOON((port + hp_intstat), AUTO_INT); | |
3884 | FPT_phaseDecode(port, p_card); | |
3885 | } | |
3886 | } | |
1da177e4 | 3887 | |
5c04a7b8 | 3888 | } |
1da177e4 | 3889 | |
5c04a7b8 AD |
3890 | else { |
3891 | WR_HARPOON(port + hp_portctrl_0, 0x00); | |
3892 | } | |
1da177e4 LT |
3893 | } |
3894 | ||
1da177e4 LT |
3895 | /*--------------------------------------------------------------------- |
3896 | * | |
47b5d69c | 3897 | * Function: FPT_sinits |
1da177e4 LT |
3898 | * |
3899 | * Description: Setup SCCB manager fields in this SCCB. | |
3900 | * | |
3901 | *---------------------------------------------------------------------*/ | |
3902 | ||
5c04a7b8 | 3903 | static void FPT_sinits(struct sccb *p_sccb, unsigned char p_card) |
1da177e4 | 3904 | { |
5c04a7b8 | 3905 | struct sccb_mgr_tar_info *currTar_Info; |
1da177e4 | 3906 | |
5d7ebb9c | 3907 | if ((p_sccb->TargID >= MAX_SCSI_TAR) || (p_sccb->Lun >= MAX_LUN)) { |
1da177e4 LT |
3908 | return; |
3909 | } | |
5c04a7b8 | 3910 | currTar_Info = &FPT_sccbMgrTbl[p_card][p_sccb->TargID]; |
1da177e4 | 3911 | |
5c04a7b8 AD |
3912 | p_sccb->Sccb_XferState = 0x00; |
3913 | p_sccb->Sccb_XferCnt = p_sccb->DataLength; | |
1da177e4 | 3914 | |
5c04a7b8 AD |
3915 | if ((p_sccb->OperationCode == SCATTER_GATHER_COMMAND) || |
3916 | (p_sccb->OperationCode == RESIDUAL_SG_COMMAND)) { | |
1da177e4 | 3917 | |
5c04a7b8 AD |
3918 | p_sccb->Sccb_SGoffset = 0; |
3919 | p_sccb->Sccb_XferState = F_SG_XFER; | |
3920 | p_sccb->Sccb_XferCnt = 0x00; | |
3921 | } | |
1da177e4 | 3922 | |
5c04a7b8 | 3923 | if (p_sccb->DataLength == 0x00) |
1da177e4 | 3924 | |
5c04a7b8 | 3925 | p_sccb->Sccb_XferState |= F_ALL_XFERRED; |
1da177e4 | 3926 | |
5c04a7b8 AD |
3927 | if (p_sccb->ControlByte & F_USE_CMD_Q) { |
3928 | if ((currTar_Info->TarStatus & TAR_TAG_Q_MASK) == TAG_Q_REJECT) | |
3929 | p_sccb->ControlByte &= ~F_USE_CMD_Q; | |
1da177e4 | 3930 | |
5c04a7b8 AD |
3931 | else |
3932 | currTar_Info->TarStatus |= TAG_Q_TRYING; | |
3933 | } | |
1da177e4 LT |
3934 | |
3935 | /* For !single SCSI device in system & device allow Disconnect | |
3936 | or command is tag_q type then send Cmd with Disconnect Enable | |
3937 | else send Cmd with Disconnect Disable */ | |
3938 | ||
3939 | /* | |
47b5d69c | 3940 | if (((!(FPT_BL_Card[p_card].globalFlags & F_SINGLE_DEVICE)) && |
1da177e4 LT |
3941 | (currTar_Info->TarStatus & TAR_ALLOW_DISC)) || |
3942 | (currTar_Info->TarStatus & TAG_Q_TRYING)) { | |
3943 | */ | |
5c04a7b8 AD |
3944 | if ((currTar_Info->TarStatus & TAR_ALLOW_DISC) || |
3945 | (currTar_Info->TarStatus & TAG_Q_TRYING)) { | |
3946 | p_sccb->Sccb_idmsg = | |
3947 | (unsigned char)(SMIDENT | DISC_PRIV) | p_sccb->Lun; | |
3948 | } | |
1da177e4 | 3949 | |
5c04a7b8 | 3950 | else { |
1da177e4 | 3951 | |
5c04a7b8 AD |
3952 | p_sccb->Sccb_idmsg = (unsigned char)SMIDENT | p_sccb->Lun; |
3953 | } | |
1da177e4 | 3954 | |
5c04a7b8 AD |
3955 | p_sccb->HostStatus = 0x00; |
3956 | p_sccb->TargetStatus = 0x00; | |
3957 | p_sccb->Sccb_tag = 0x00; | |
3958 | p_sccb->Sccb_MGRFlags = 0x00; | |
3959 | p_sccb->Sccb_sgseg = 0x00; | |
3960 | p_sccb->Sccb_ATC = 0x00; | |
3961 | p_sccb->Sccb_savedATC = 0x00; | |
1da177e4 LT |
3962 | /* |
3963 | p_sccb->SccbVirtDataPtr = 0x00; | |
3964 | p_sccb->Sccb_forwardlink = NULL; | |
3965 | p_sccb->Sccb_backlink = NULL; | |
3966 | */ | |
5c04a7b8 AD |
3967 | p_sccb->Sccb_scsistat = BUS_FREE_ST; |
3968 | p_sccb->SccbStatus = SCCB_IN_PROCESS; | |
3969 | p_sccb->Sccb_scsimsg = SMNO_OP; | |
1da177e4 LT |
3970 | |
3971 | } | |
3972 | ||
1da177e4 LT |
3973 | /*--------------------------------------------------------------------- |
3974 | * | |
3975 | * Function: Phase Decode | |
3976 | * | |
3977 | * Description: Determine the phase and call the appropriate function. | |
3978 | * | |
3979 | *---------------------------------------------------------------------*/ | |
3980 | ||
391e2f25 | 3981 | static void FPT_phaseDecode(u32 p_port, unsigned char p_card) |
1da177e4 | 3982 | { |
5c04a7b8 | 3983 | unsigned char phase_ref; |
391e2f25 | 3984 | void (*phase) (u32, unsigned char); |
1da177e4 | 3985 | |
5c04a7b8 | 3986 | DISABLE_AUTO(p_port); |
1da177e4 | 3987 | |
5c04a7b8 AD |
3988 | phase_ref = |
3989 | (unsigned char)(RD_HARPOON(p_port + hp_scsisig) & S_SCSI_PHZ); | |
1da177e4 | 3990 | |
5c04a7b8 | 3991 | phase = FPT_s_PhaseTbl[phase_ref]; |
1da177e4 | 3992 | |
5c04a7b8 | 3993 | (*phase) (p_port, p_card); /* Call the correct phase func */ |
1da177e4 LT |
3994 | } |
3995 | ||
1da177e4 LT |
3996 | /*--------------------------------------------------------------------- |
3997 | * | |
3998 | * Function: Data Out Phase | |
3999 | * | |
4000 | * Description: Start up both the BusMaster and Xbow. | |
4001 | * | |
4002 | *---------------------------------------------------------------------*/ | |
4003 | ||
391e2f25 | 4004 | static void FPT_phaseDataOut(u32 port, unsigned char p_card) |
1da177e4 LT |
4005 | { |
4006 | ||
5c04a7b8 | 4007 | struct sccb *currSCCB; |
1da177e4 | 4008 | |
5c04a7b8 AD |
4009 | currSCCB = FPT_BL_Card[p_card].currentSCCB; |
4010 | if (currSCCB == NULL) { | |
4011 | return; /* Exit if No SCCB record */ | |
4012 | } | |
1da177e4 | 4013 | |
5c04a7b8 AD |
4014 | currSCCB->Sccb_scsistat = DATA_OUT_ST; |
4015 | currSCCB->Sccb_XferState &= ~(F_HOST_XFER_DIR | F_NO_DATA_YET); | |
1da177e4 | 4016 | |
5c04a7b8 | 4017 | WR_HARPOON(port + hp_portctrl_0, SCSI_PORT); |
1da177e4 | 4018 | |
5c04a7b8 | 4019 | WRW_HARPOON((port + hp_intstat), XFER_CNT_0); |
1da177e4 | 4020 | |
5c04a7b8 | 4021 | WR_HARPOON(port + hp_autostart_0, (END_DATA + END_DATA_START)); |
1da177e4 | 4022 | |
5c04a7b8 | 4023 | FPT_dataXferProcessor(port, &FPT_BL_Card[p_card]); |
1da177e4 | 4024 | |
5c04a7b8 | 4025 | if (currSCCB->Sccb_XferCnt == 0) { |
1da177e4 | 4026 | |
5c04a7b8 AD |
4027 | if ((currSCCB->ControlByte & SCCB_DATA_XFER_OUT) && |
4028 | (currSCCB->HostStatus == SCCB_COMPLETE)) | |
4029 | currSCCB->HostStatus = SCCB_DATA_OVER_RUN; | |
1da177e4 | 4030 | |
5c04a7b8 AD |
4031 | FPT_sxfrp(port, p_card); |
4032 | if (!(RDW_HARPOON((port + hp_intstat)) & (BUS_FREE | RESET))) | |
4033 | FPT_phaseDecode(port, p_card); | |
4034 | } | |
1da177e4 LT |
4035 | } |
4036 | ||
1da177e4 LT |
4037 | /*--------------------------------------------------------------------- |
4038 | * | |
4039 | * Function: Data In Phase | |
4040 | * | |
4041 | * Description: Startup the BusMaster and the XBOW. | |
4042 | * | |
4043 | *---------------------------------------------------------------------*/ | |
4044 | ||
391e2f25 | 4045 | static void FPT_phaseDataIn(u32 port, unsigned char p_card) |
1da177e4 LT |
4046 | { |
4047 | ||
5c04a7b8 | 4048 | struct sccb *currSCCB; |
1da177e4 | 4049 | |
5c04a7b8 | 4050 | currSCCB = FPT_BL_Card[p_card].currentSCCB; |
1da177e4 | 4051 | |
5c04a7b8 AD |
4052 | if (currSCCB == NULL) { |
4053 | return; /* Exit if No SCCB record */ | |
4054 | } | |
1da177e4 | 4055 | |
5c04a7b8 AD |
4056 | currSCCB->Sccb_scsistat = DATA_IN_ST; |
4057 | currSCCB->Sccb_XferState |= F_HOST_XFER_DIR; | |
4058 | currSCCB->Sccb_XferState &= ~F_NO_DATA_YET; | |
1da177e4 | 4059 | |
5c04a7b8 | 4060 | WR_HARPOON(port + hp_portctrl_0, SCSI_PORT); |
1da177e4 | 4061 | |
5c04a7b8 | 4062 | WRW_HARPOON((port + hp_intstat), XFER_CNT_0); |
1da177e4 | 4063 | |
5c04a7b8 | 4064 | WR_HARPOON(port + hp_autostart_0, (END_DATA + END_DATA_START)); |
1da177e4 | 4065 | |
5c04a7b8 | 4066 | FPT_dataXferProcessor(port, &FPT_BL_Card[p_card]); |
1da177e4 | 4067 | |
5c04a7b8 | 4068 | if (currSCCB->Sccb_XferCnt == 0) { |
1da177e4 | 4069 | |
5c04a7b8 AD |
4070 | if ((currSCCB->ControlByte & SCCB_DATA_XFER_IN) && |
4071 | (currSCCB->HostStatus == SCCB_COMPLETE)) | |
4072 | currSCCB->HostStatus = SCCB_DATA_OVER_RUN; | |
1da177e4 | 4073 | |
5c04a7b8 AD |
4074 | FPT_sxfrp(port, p_card); |
4075 | if (!(RDW_HARPOON((port + hp_intstat)) & (BUS_FREE | RESET))) | |
4076 | FPT_phaseDecode(port, p_card); | |
1da177e4 | 4077 | |
5c04a7b8 | 4078 | } |
1da177e4 LT |
4079 | } |
4080 | ||
4081 | /*--------------------------------------------------------------------- | |
4082 | * | |
4083 | * Function: Command Phase | |
4084 | * | |
4085 | * Description: Load the CDB into the automation and start it up. | |
4086 | * | |
4087 | *---------------------------------------------------------------------*/ | |
4088 | ||
391e2f25 | 4089 | static void FPT_phaseCommand(u32 p_port, unsigned char p_card) |
1da177e4 | 4090 | { |
5c04a7b8 | 4091 | struct sccb *currSCCB; |
391e2f25 | 4092 | u32 cdb_reg; |
5c04a7b8 | 4093 | unsigned char i; |
1da177e4 | 4094 | |
5c04a7b8 | 4095 | currSCCB = FPT_BL_Card[p_card].currentSCCB; |
1da177e4 | 4096 | |
5c04a7b8 | 4097 | if (currSCCB->OperationCode == RESET_COMMAND) { |
1da177e4 | 4098 | |
5c04a7b8 AD |
4099 | currSCCB->HostStatus = SCCB_PHASE_SEQUENCE_FAIL; |
4100 | currSCCB->CdbLength = SIX_BYTE_CMD; | |
4101 | } | |
1da177e4 | 4102 | |
5c04a7b8 | 4103 | WR_HARPOON(p_port + hp_scsisig, 0x00); |
1da177e4 | 4104 | |
5c04a7b8 | 4105 | ARAM_ACCESS(p_port); |
1da177e4 | 4106 | |
5c04a7b8 | 4107 | cdb_reg = p_port + CMD_STRT; |
1da177e4 | 4108 | |
5c04a7b8 | 4109 | for (i = 0; i < currSCCB->CdbLength; i++) { |
1da177e4 | 4110 | |
5c04a7b8 | 4111 | if (currSCCB->OperationCode == RESET_COMMAND) |
1da177e4 | 4112 | |
5c04a7b8 | 4113 | WRW_HARPOON(cdb_reg, (MPM_OP + ACOMMAND + 0x00)); |
1da177e4 | 4114 | |
5c04a7b8 AD |
4115 | else |
4116 | WRW_HARPOON(cdb_reg, | |
4117 | (MPM_OP + ACOMMAND + currSCCB->Cdb[i])); | |
4118 | cdb_reg += 2; | |
4119 | } | |
1da177e4 | 4120 | |
5c04a7b8 AD |
4121 | if (currSCCB->CdbLength != TWELVE_BYTE_CMD) |
4122 | WRW_HARPOON(cdb_reg, (BRH_OP + ALWAYS + NP)); | |
1da177e4 | 4123 | |
5c04a7b8 | 4124 | WR_HARPOON(p_port + hp_portctrl_0, (SCSI_PORT)); |
1da177e4 | 4125 | |
5c04a7b8 | 4126 | currSCCB->Sccb_scsistat = COMMAND_ST; |
1da177e4 | 4127 | |
5c04a7b8 AD |
4128 | WR_HARPOON(p_port + hp_autostart_3, (AUTO_IMMED | CMD_ONLY_STRT)); |
4129 | SGRAM_ACCESS(p_port); | |
1da177e4 LT |
4130 | } |
4131 | ||
1da177e4 LT |
4132 | /*--------------------------------------------------------------------- |
4133 | * | |
4134 | * Function: Status phase | |
4135 | * | |
4136 | * Description: Bring in the status and command complete message bytes | |
4137 | * | |
4138 | *---------------------------------------------------------------------*/ | |
4139 | ||
391e2f25 | 4140 | static void FPT_phaseStatus(u32 port, unsigned char p_card) |
1da177e4 | 4141 | { |
5c04a7b8 AD |
4142 | /* Start-up the automation to finish off this command and let the |
4143 | isr handle the interrupt for command complete when it comes in. | |
4144 | We could wait here for the interrupt to be generated? | |
4145 | */ | |
1da177e4 | 4146 | |
5c04a7b8 | 4147 | WR_HARPOON(port + hp_scsisig, 0x00); |
1da177e4 | 4148 | |
5c04a7b8 | 4149 | WR_HARPOON(port + hp_autostart_0, (AUTO_IMMED + END_DATA_START)); |
1da177e4 LT |
4150 | } |
4151 | ||
1da177e4 LT |
4152 | /*--------------------------------------------------------------------- |
4153 | * | |
4154 | * Function: Phase Message Out | |
4155 | * | |
4156 | * Description: Send out our message (if we have one) and handle whatever | |
4157 | * else is involed. | |
4158 | * | |
4159 | *---------------------------------------------------------------------*/ | |
4160 | ||
391e2f25 | 4161 | static void FPT_phaseMsgOut(u32 port, unsigned char p_card) |
1da177e4 | 4162 | { |
5c04a7b8 AD |
4163 | unsigned char message, scsiID; |
4164 | struct sccb *currSCCB; | |
4165 | struct sccb_mgr_tar_info *currTar_Info; | |
1da177e4 | 4166 | |
47b5d69c | 4167 | currSCCB = FPT_BL_Card[p_card].currentSCCB; |
1da177e4 LT |
4168 | |
4169 | if (currSCCB != NULL) { | |
4170 | ||
4171 | message = currSCCB->Sccb_scsimsg; | |
4172 | scsiID = currSCCB->TargID; | |
4173 | ||
5c04a7b8 | 4174 | if (message == SMDEV_RESET) { |
1da177e4 | 4175 | |
47b5d69c | 4176 | currTar_Info = &FPT_sccbMgrTbl[p_card][scsiID]; |
1da177e4 | 4177 | currTar_Info->TarSyncCtrl = 0; |
5c04a7b8 | 4178 | FPT_sssyncv(port, scsiID, NARROW_SCSI, currTar_Info); |
1da177e4 | 4179 | |
5c04a7b8 AD |
4180 | if (FPT_sccbMgrTbl[p_card][scsiID]. |
4181 | TarEEValue & EE_SYNC_MASK) { | |
1da177e4 | 4182 | |
5c04a7b8 AD |
4183 | FPT_sccbMgrTbl[p_card][scsiID].TarStatus &= |
4184 | ~TAR_SYNC_MASK; | |
1da177e4 LT |
4185 | |
4186 | } | |
4187 | ||
5c04a7b8 AD |
4188 | if (FPT_sccbMgrTbl[p_card][scsiID]. |
4189 | TarEEValue & EE_WIDE_SCSI) { | |
1da177e4 | 4190 | |
5c04a7b8 AD |
4191 | FPT_sccbMgrTbl[p_card][scsiID].TarStatus &= |
4192 | ~TAR_WIDE_MASK; | |
1da177e4 LT |
4193 | } |
4194 | ||
5c04a7b8 AD |
4195 | FPT_queueFlushSccb(p_card, SCCB_COMPLETE); |
4196 | FPT_SccbMgrTableInitTarget(p_card, scsiID); | |
4197 | } else if (currSCCB->Sccb_scsistat == ABORT_ST) { | |
1da177e4 | 4198 | currSCCB->HostStatus = SCCB_COMPLETE; |
5c04a7b8 AD |
4199 | if (FPT_BL_Card[p_card].discQ_Tbl[currSCCB->Sccb_tag] != |
4200 | NULL) { | |
4201 | FPT_BL_Card[p_card].discQ_Tbl[currSCCB-> | |
4202 | Sccb_tag] = NULL; | |
47b5d69c | 4203 | FPT_sccbMgrTbl[p_card][scsiID].TarTagQ_Cnt--; |
1da177e4 | 4204 | } |
1da177e4 | 4205 | |
5c04a7b8 | 4206 | } |
1da177e4 | 4207 | |
5c04a7b8 | 4208 | else if (currSCCB->Sccb_scsistat < COMMAND_ST) { |
1da177e4 | 4209 | |
5c04a7b8 | 4210 | if (message == SMNO_OP) { |
1da177e4 | 4211 | currSCCB->Sccb_MGRFlags |= F_DEV_SELECTED; |
5c04a7b8 AD |
4212 | |
4213 | FPT_ssel(port, p_card); | |
1da177e4 LT |
4214 | return; |
4215 | } | |
5c04a7b8 | 4216 | } else { |
1da177e4 LT |
4217 | |
4218 | if (message == SMABORT) | |
4219 | ||
5c04a7b8 | 4220 | FPT_queueFlushSccb(p_card, SCCB_COMPLETE); |
1da177e4 LT |
4221 | } |
4222 | ||
5c04a7b8 | 4223 | } else { |
1da177e4 LT |
4224 | message = SMABORT; |
4225 | } | |
4226 | ||
5c04a7b8 | 4227 | WRW_HARPOON((port + hp_intstat), (BUS_FREE | PHASE | XFER_CNT_0)); |
1da177e4 | 4228 | |
5c04a7b8 | 4229 | WR_HARPOON(port + hp_portctrl_0, SCSI_BUS_EN); |
1da177e4 | 4230 | |
5c04a7b8 | 4231 | WR_HARPOON(port + hp_scsidata_0, message); |
1da177e4 | 4232 | |
5c04a7b8 | 4233 | WR_HARPOON(port + hp_scsisig, (SCSI_ACK + S_ILL_PH)); |
1da177e4 LT |
4234 | |
4235 | ACCEPT_MSG(port); | |
4236 | ||
5c04a7b8 | 4237 | WR_HARPOON(port + hp_portctrl_0, 0x00); |
1da177e4 | 4238 | |
5c04a7b8 AD |
4239 | if ((message == SMABORT) || (message == SMDEV_RESET) || |
4240 | (message == SMABORT_TAG)) { | |
1da177e4 | 4241 | |
5c04a7b8 AD |
4242 | while (!(RDW_HARPOON((port + hp_intstat)) & (BUS_FREE | PHASE))) { |
4243 | } | |
1da177e4 | 4244 | |
5c04a7b8 AD |
4245 | if (RDW_HARPOON((port + hp_intstat)) & BUS_FREE) { |
4246 | WRW_HARPOON((port + hp_intstat), BUS_FREE); | |
1da177e4 | 4247 | |
5c04a7b8 | 4248 | if (currSCCB != NULL) { |
1da177e4 | 4249 | |
5c04a7b8 AD |
4250 | if ((FPT_BL_Card[p_card]. |
4251 | globalFlags & F_CONLUN_IO) | |
4252 | && | |
4253 | ((FPT_sccbMgrTbl[p_card][currSCCB->TargID]. | |
4254 | TarStatus & TAR_TAG_Q_MASK) != | |
4255 | TAG_Q_TRYING)) | |
4256 | FPT_sccbMgrTbl[p_card][currSCCB-> | |
4257 | TargID]. | |
4258 | TarLUNBusy[currSCCB->Lun] = 0; | |
1da177e4 | 4259 | else |
5c04a7b8 AD |
4260 | FPT_sccbMgrTbl[p_card][currSCCB-> |
4261 | TargID]. | |
4262 | TarLUNBusy[0] = 0; | |
1da177e4 | 4263 | |
5c04a7b8 AD |
4264 | FPT_queueCmdComplete(&FPT_BL_Card[p_card], |
4265 | currSCCB, p_card); | |
1da177e4 LT |
4266 | } |
4267 | ||
5c04a7b8 AD |
4268 | else { |
4269 | FPT_BL_Card[p_card].globalFlags |= | |
4270 | F_NEW_SCCB_CMD; | |
1da177e4 LT |
4271 | } |
4272 | } | |
4273 | ||
5c04a7b8 | 4274 | else { |
1da177e4 | 4275 | |
5c04a7b8 | 4276 | FPT_sxfrp(port, p_card); |
1da177e4 LT |
4277 | } |
4278 | } | |
4279 | ||
5c04a7b8 | 4280 | else { |
1da177e4 | 4281 | |
5c04a7b8 | 4282 | if (message == SMPARITY) { |
1da177e4 | 4283 | currSCCB->Sccb_scsimsg = SMNO_OP; |
5c04a7b8 AD |
4284 | WR_HARPOON(port + hp_autostart_1, |
4285 | (AUTO_IMMED + DISCONNECT_START)); | |
4286 | } else { | |
4287 | FPT_sxfrp(port, p_card); | |
1da177e4 LT |
4288 | } |
4289 | } | |
4290 | } | |
4291 | ||
1da177e4 LT |
4292 | /*--------------------------------------------------------------------- |
4293 | * | |
4294 | * Function: Message In phase | |
4295 | * | |
4296 | * Description: Bring in the message and determine what to do with it. | |
4297 | * | |
4298 | *---------------------------------------------------------------------*/ | |
4299 | ||
391e2f25 | 4300 | static void FPT_phaseMsgIn(u32 port, unsigned char p_card) |
1da177e4 | 4301 | { |
db038cf8 | 4302 | unsigned char message; |
5c04a7b8 | 4303 | struct sccb *currSCCB; |
1da177e4 | 4304 | |
47b5d69c | 4305 | currSCCB = FPT_BL_Card[p_card].currentSCCB; |
1da177e4 | 4306 | |
5c04a7b8 | 4307 | if (FPT_BL_Card[p_card].globalFlags & F_HOST_XFER_ACT) { |
1da177e4 | 4308 | |
47b5d69c | 4309 | FPT_phaseChkFifo(port, p_card); |
1da177e4 LT |
4310 | } |
4311 | ||
5c04a7b8 AD |
4312 | message = RD_HARPOON(port + hp_scsidata_0); |
4313 | if ((message == SMDISC) || (message == SMSAVE_DATA_PTR)) { | |
1da177e4 | 4314 | |
5c04a7b8 AD |
4315 | WR_HARPOON(port + hp_autostart_1, |
4316 | (AUTO_IMMED + END_DATA_START)); | |
1da177e4 LT |
4317 | |
4318 | } | |
4319 | ||
5c04a7b8 | 4320 | else { |
1da177e4 | 4321 | |
5c04a7b8 AD |
4322 | message = FPT_sfm(port, currSCCB); |
4323 | if (message) { | |
1da177e4 | 4324 | |
5c04a7b8 | 4325 | FPT_sdecm(message, port, p_card); |
1da177e4 | 4326 | |
5c04a7b8 AD |
4327 | } else { |
4328 | if (currSCCB->Sccb_scsimsg != SMPARITY) | |
1da177e4 | 4329 | ACCEPT_MSG(port); |
5c04a7b8 AD |
4330 | WR_HARPOON(port + hp_autostart_1, |
4331 | (AUTO_IMMED + DISCONNECT_START)); | |
1da177e4 LT |
4332 | } |
4333 | } | |
4334 | ||
4335 | } | |
4336 | ||
1da177e4 LT |
4337 | /*--------------------------------------------------------------------- |
4338 | * | |
4339 | * Function: Illegal phase | |
4340 | * | |
4341 | * Description: Target switched to some illegal phase, so all we can do | |
4342 | * is report an error back to the host (if that is possible) | |
4343 | * and send an ABORT message to the misbehaving target. | |
4344 | * | |
4345 | *---------------------------------------------------------------------*/ | |
4346 | ||
391e2f25 | 4347 | static void FPT_phaseIllegal(u32 port, unsigned char p_card) |
1da177e4 | 4348 | { |
5c04a7b8 | 4349 | struct sccb *currSCCB; |
1da177e4 | 4350 | |
5c04a7b8 | 4351 | currSCCB = FPT_BL_Card[p_card].currentSCCB; |
1da177e4 | 4352 | |
5c04a7b8 AD |
4353 | WR_HARPOON(port + hp_scsisig, RD_HARPOON(port + hp_scsisig)); |
4354 | if (currSCCB != NULL) { | |
1da177e4 | 4355 | |
5c04a7b8 AD |
4356 | currSCCB->HostStatus = SCCB_PHASE_SEQUENCE_FAIL; |
4357 | currSCCB->Sccb_scsistat = ABORT_ST; | |
4358 | currSCCB->Sccb_scsimsg = SMABORT; | |
4359 | } | |
1da177e4 | 4360 | |
5c04a7b8 | 4361 | ACCEPT_MSG_ATN(port); |
1da177e4 LT |
4362 | } |
4363 | ||
1da177e4 LT |
4364 | /*--------------------------------------------------------------------- |
4365 | * | |
4366 | * Function: Phase Check FIFO | |
4367 | * | |
4368 | * Description: Make sure data has been flushed from both FIFOs and abort | |
4369 | * the operations if necessary. | |
4370 | * | |
4371 | *---------------------------------------------------------------------*/ | |
4372 | ||
391e2f25 | 4373 | static void FPT_phaseChkFifo(u32 port, unsigned char p_card) |
1da177e4 | 4374 | { |
391e2f25 | 4375 | u32 xfercnt; |
5c04a7b8 | 4376 | struct sccb *currSCCB; |
1da177e4 | 4377 | |
5c04a7b8 | 4378 | currSCCB = FPT_BL_Card[p_card].currentSCCB; |
1da177e4 | 4379 | |
5c04a7b8 | 4380 | if (currSCCB->Sccb_scsistat == DATA_IN_ST) { |
1da177e4 | 4381 | |
5c04a7b8 AD |
4382 | while ((!(RD_HARPOON(port + hp_xferstat) & FIFO_EMPTY)) && |
4383 | (RD_HARPOON(port + hp_ext_status) & BM_CMD_BUSY)) { | |
4384 | } | |
1da177e4 | 4385 | |
5c04a7b8 AD |
4386 | if (!(RD_HARPOON(port + hp_xferstat) & FIFO_EMPTY)) { |
4387 | currSCCB->Sccb_ATC += currSCCB->Sccb_XferCnt; | |
1da177e4 | 4388 | |
5c04a7b8 | 4389 | currSCCB->Sccb_XferCnt = 0; |
1da177e4 | 4390 | |
5c04a7b8 AD |
4391 | if ((RDW_HARPOON((port + hp_intstat)) & PARITY) && |
4392 | (currSCCB->HostStatus == SCCB_COMPLETE)) { | |
4393 | currSCCB->HostStatus = SCCB_PARITY_ERR; | |
4394 | WRW_HARPOON((port + hp_intstat), PARITY); | |
4395 | } | |
1da177e4 | 4396 | |
5c04a7b8 | 4397 | FPT_hostDataXferAbort(port, p_card, currSCCB); |
1da177e4 | 4398 | |
5c04a7b8 | 4399 | FPT_dataXferProcessor(port, &FPT_BL_Card[p_card]); |
1da177e4 | 4400 | |
5c04a7b8 AD |
4401 | while ((!(RD_HARPOON(port + hp_xferstat) & FIFO_EMPTY)) |
4402 | && (RD_HARPOON(port + hp_ext_status) & | |
4403 | BM_CMD_BUSY)) { | |
4404 | } | |
1da177e4 | 4405 | |
5c04a7b8 AD |
4406 | } |
4407 | } | |
1da177e4 | 4408 | |
5c04a7b8 AD |
4409 | /*End Data In specific code. */ |
4410 | GET_XFER_CNT(port, xfercnt); | |
1da177e4 | 4411 | |
5c04a7b8 | 4412 | WR_HARPOON(port + hp_xfercnt_0, 0x00); |
1da177e4 | 4413 | |
5c04a7b8 | 4414 | WR_HARPOON(port + hp_portctrl_0, 0x00); |
1da177e4 | 4415 | |
5c04a7b8 | 4416 | currSCCB->Sccb_ATC += (currSCCB->Sccb_XferCnt - xfercnt); |
1da177e4 | 4417 | |
5c04a7b8 | 4418 | currSCCB->Sccb_XferCnt = xfercnt; |
1da177e4 | 4419 | |
5c04a7b8 AD |
4420 | if ((RDW_HARPOON((port + hp_intstat)) & PARITY) && |
4421 | (currSCCB->HostStatus == SCCB_COMPLETE)) { | |
1da177e4 | 4422 | |
5c04a7b8 AD |
4423 | currSCCB->HostStatus = SCCB_PARITY_ERR; |
4424 | WRW_HARPOON((port + hp_intstat), PARITY); | |
4425 | } | |
1da177e4 | 4426 | |
5c04a7b8 | 4427 | FPT_hostDataXferAbort(port, p_card, currSCCB); |
1da177e4 | 4428 | |
5c04a7b8 AD |
4429 | WR_HARPOON(port + hp_fifowrite, 0x00); |
4430 | WR_HARPOON(port + hp_fiforead, 0x00); | |
4431 | WR_HARPOON(port + hp_xferstat, 0x00); | |
1da177e4 | 4432 | |
5c04a7b8 | 4433 | WRW_HARPOON((port + hp_intstat), XFER_CNT_0); |
1da177e4 LT |
4434 | } |
4435 | ||
1da177e4 LT |
4436 | /*--------------------------------------------------------------------- |
4437 | * | |
4438 | * Function: Phase Bus Free | |
4439 | * | |
4440 | * Description: We just went bus free so figure out if it was | |
4441 | * because of command complete or from a disconnect. | |
4442 | * | |
4443 | *---------------------------------------------------------------------*/ | |
391e2f25 | 4444 | static void FPT_phaseBusFree(u32 port, unsigned char p_card) |
1da177e4 | 4445 | { |
5c04a7b8 | 4446 | struct sccb *currSCCB; |
1da177e4 | 4447 | |
5c04a7b8 | 4448 | currSCCB = FPT_BL_Card[p_card].currentSCCB; |
1da177e4 | 4449 | |
5c04a7b8 | 4450 | if (currSCCB != NULL) { |
1da177e4 | 4451 | |
5c04a7b8 | 4452 | DISABLE_AUTO(port); |
1da177e4 | 4453 | |
5c04a7b8 | 4454 | if (currSCCB->OperationCode == RESET_COMMAND) { |
1da177e4 | 4455 | |
5c04a7b8 AD |
4456 | if ((FPT_BL_Card[p_card].globalFlags & F_CONLUN_IO) && |
4457 | ((FPT_sccbMgrTbl[p_card][currSCCB->TargID]. | |
4458 | TarStatus & TAR_TAG_Q_MASK) != TAG_Q_TRYING)) | |
4459 | FPT_sccbMgrTbl[p_card][currSCCB->TargID]. | |
4460 | TarLUNBusy[currSCCB->Lun] = 0; | |
1da177e4 | 4461 | else |
5c04a7b8 AD |
4462 | FPT_sccbMgrTbl[p_card][currSCCB->TargID]. |
4463 | TarLUNBusy[0] = 0; | |
4464 | ||
4465 | FPT_queueCmdComplete(&FPT_BL_Card[p_card], currSCCB, | |
4466 | p_card); | |
4467 | ||
4468 | FPT_queueSearchSelect(&FPT_BL_Card[p_card], p_card); | |
4469 | ||
4470 | } | |
4471 | ||
4472 | else if (currSCCB->Sccb_scsistat == SELECT_SN_ST) { | |
4473 | FPT_sccbMgrTbl[p_card][currSCCB->TargID].TarStatus |= | |
4474 | (unsigned char)SYNC_SUPPORTED; | |
4475 | FPT_sccbMgrTbl[p_card][currSCCB->TargID].TarEEValue &= | |
4476 | ~EE_SYNC_MASK; | |
4477 | } | |
4478 | ||
4479 | else if (currSCCB->Sccb_scsistat == SELECT_WN_ST) { | |
4480 | FPT_sccbMgrTbl[p_card][currSCCB->TargID].TarStatus = | |
4481 | (FPT_sccbMgrTbl[p_card][currSCCB->TargID]. | |
4482 | TarStatus & ~WIDE_ENABLED) | WIDE_NEGOCIATED; | |
4483 | ||
4484 | FPT_sccbMgrTbl[p_card][currSCCB->TargID].TarEEValue &= | |
4485 | ~EE_WIDE_SCSI; | |
4486 | } | |
4487 | ||
4488 | else if (currSCCB->Sccb_scsistat == SELECT_Q_ST) { | |
4489 | /* Make sure this is not a phony BUS_FREE. If we were | |
4490 | reselected or if BUSY is NOT on then this is a | |
4491 | valid BUS FREE. SRR Wednesday, 5/10/1995. */ | |
4492 | ||
4493 | if ((!(RD_HARPOON(port + hp_scsisig) & SCSI_BSY)) || | |
4494 | (RDW_HARPOON((port + hp_intstat)) & RSEL)) { | |
4495 | FPT_sccbMgrTbl[p_card][currSCCB->TargID]. | |
4496 | TarStatus &= ~TAR_TAG_Q_MASK; | |
4497 | FPT_sccbMgrTbl[p_card][currSCCB->TargID]. | |
4498 | TarStatus |= TAG_Q_REJECT; | |
4499 | } | |
4500 | ||
4501 | else { | |
4502 | return; | |
4503 | } | |
4504 | } | |
1da177e4 | 4505 | |
5c04a7b8 | 4506 | else { |
1da177e4 | 4507 | |
5c04a7b8 | 4508 | currSCCB->Sccb_scsistat = BUS_FREE_ST; |
1da177e4 | 4509 | |
5c04a7b8 AD |
4510 | if (!currSCCB->HostStatus) { |
4511 | currSCCB->HostStatus = SCCB_PHASE_SEQUENCE_FAIL; | |
4512 | } | |
1da177e4 | 4513 | |
5c04a7b8 AD |
4514 | if ((FPT_BL_Card[p_card].globalFlags & F_CONLUN_IO) && |
4515 | ((FPT_sccbMgrTbl[p_card][currSCCB->TargID]. | |
4516 | TarStatus & TAR_TAG_Q_MASK) != TAG_Q_TRYING)) | |
4517 | FPT_sccbMgrTbl[p_card][currSCCB->TargID]. | |
4518 | TarLUNBusy[currSCCB->Lun] = 0; | |
4519 | else | |
4520 | FPT_sccbMgrTbl[p_card][currSCCB->TargID]. | |
4521 | TarLUNBusy[0] = 0; | |
1da177e4 | 4522 | |
5c04a7b8 AD |
4523 | FPT_queueCmdComplete(&FPT_BL_Card[p_card], currSCCB, |
4524 | p_card); | |
4525 | return; | |
4526 | } | |
1da177e4 | 4527 | |
5c04a7b8 | 4528 | FPT_BL_Card[p_card].globalFlags |= F_NEW_SCCB_CMD; |
1da177e4 | 4529 | |
5c04a7b8 AD |
4530 | } /*end if !=null */ |
4531 | } | |
1da177e4 | 4532 | |
1da177e4 LT |
4533 | /*--------------------------------------------------------------------- |
4534 | * | |
4535 | * Function: Auto Load Default Map | |
4536 | * | |
4537 | * Description: Load the Automation RAM with the defualt map values. | |
4538 | * | |
4539 | *---------------------------------------------------------------------*/ | |
391e2f25 | 4540 | static void FPT_autoLoadDefaultMap(u32 p_port) |
1da177e4 | 4541 | { |
391e2f25 | 4542 | u32 map_addr; |
5c04a7b8 AD |
4543 | |
4544 | ARAM_ACCESS(p_port); | |
4545 | map_addr = p_port + hp_aramBase; | |
4546 | ||
4547 | WRW_HARPOON(map_addr, (MPM_OP + AMSG_OUT + 0xC0)); /*ID MESSAGE */ | |
4548 | map_addr += 2; | |
4549 | WRW_HARPOON(map_addr, (MPM_OP + AMSG_OUT + 0x20)); /*SIMPLE TAG QUEUEING MSG */ | |
4550 | map_addr += 2; | |
4551 | WRW_HARPOON(map_addr, RAT_OP); /*RESET ATTENTION */ | |
4552 | map_addr += 2; | |
4553 | WRW_HARPOON(map_addr, (MPM_OP + AMSG_OUT + 0x00)); /*TAG ID MSG */ | |
4554 | map_addr += 2; | |
4555 | WRW_HARPOON(map_addr, (MPM_OP + ACOMMAND + 0x00)); /*CDB BYTE 0 */ | |
4556 | map_addr += 2; | |
4557 | WRW_HARPOON(map_addr, (MPM_OP + ACOMMAND + 0x00)); /*CDB BYTE 1 */ | |
4558 | map_addr += 2; | |
4559 | WRW_HARPOON(map_addr, (MPM_OP + ACOMMAND + 0x00)); /*CDB BYTE 2 */ | |
4560 | map_addr += 2; | |
4561 | WRW_HARPOON(map_addr, (MPM_OP + ACOMMAND + 0x00)); /*CDB BYTE 3 */ | |
4562 | map_addr += 2; | |
4563 | WRW_HARPOON(map_addr, (MPM_OP + ACOMMAND + 0x00)); /*CDB BYTE 4 */ | |
4564 | map_addr += 2; | |
4565 | WRW_HARPOON(map_addr, (MPM_OP + ACOMMAND + 0x00)); /*CDB BYTE 5 */ | |
4566 | map_addr += 2; | |
4567 | WRW_HARPOON(map_addr, (MPM_OP + ACOMMAND + 0x00)); /*CDB BYTE 6 */ | |
4568 | map_addr += 2; | |
4569 | WRW_HARPOON(map_addr, (MPM_OP + ACOMMAND + 0x00)); /*CDB BYTE 7 */ | |
4570 | map_addr += 2; | |
4571 | WRW_HARPOON(map_addr, (MPM_OP + ACOMMAND + 0x00)); /*CDB BYTE 8 */ | |
4572 | map_addr += 2; | |
4573 | WRW_HARPOON(map_addr, (MPM_OP + ACOMMAND + 0x00)); /*CDB BYTE 9 */ | |
4574 | map_addr += 2; | |
4575 | WRW_HARPOON(map_addr, (MPM_OP + ACOMMAND + 0x00)); /*CDB BYTE 10 */ | |
4576 | map_addr += 2; | |
4577 | WRW_HARPOON(map_addr, (MPM_OP + ACOMMAND + 0x00)); /*CDB BYTE 11 */ | |
4578 | map_addr += 2; | |
4579 | WRW_HARPOON(map_addr, (CPE_OP + ADATA_OUT + DINT)); /*JUMP IF DATA OUT */ | |
4580 | map_addr += 2; | |
4581 | WRW_HARPOON(map_addr, (TCB_OP + FIFO_0 + DI)); /*JUMP IF NO DATA IN FIFO */ | |
4582 | map_addr += 2; /*This means AYNC DATA IN */ | |
4583 | WRW_HARPOON(map_addr, (SSI_OP + SSI_IDO_STRT)); /*STOP AND INTERRUPT */ | |
4584 | map_addr += 2; | |
4585 | WRW_HARPOON(map_addr, (CPE_OP + ADATA_IN + DINT)); /*JUMP IF NOT DATA IN PHZ */ | |
4586 | map_addr += 2; | |
4587 | WRW_HARPOON(map_addr, (CPN_OP + AMSG_IN + ST)); /*IF NOT MSG IN CHECK 4 DATA IN */ | |
4588 | map_addr += 2; | |
4589 | WRW_HARPOON(map_addr, (CRD_OP + SDATA + 0x02)); /*SAVE DATA PTR MSG? */ | |
4590 | map_addr += 2; | |
4591 | WRW_HARPOON(map_addr, (BRH_OP + NOT_EQ + DC)); /*GO CHECK FOR DISCONNECT MSG */ | |
4592 | map_addr += 2; | |
4593 | WRW_HARPOON(map_addr, (MRR_OP + SDATA + D_AR1)); /*SAVE DATA PTRS MSG */ | |
4594 | map_addr += 2; | |
4595 | WRW_HARPOON(map_addr, (CPN_OP + AMSG_IN + ST)); /*IF NOT MSG IN CHECK DATA IN */ | |
4596 | map_addr += 2; | |
4597 | WRW_HARPOON(map_addr, (CRD_OP + SDATA + 0x04)); /*DISCONNECT MSG? */ | |
4598 | map_addr += 2; | |
4599 | WRW_HARPOON(map_addr, (BRH_OP + NOT_EQ + UNKNWN)); /*UKNKNOWN MSG */ | |
4600 | map_addr += 2; | |
4601 | WRW_HARPOON(map_addr, (MRR_OP + SDATA + D_BUCKET)); /*XFER DISCONNECT MSG */ | |
4602 | map_addr += 2; | |
4603 | WRW_HARPOON(map_addr, (SSI_OP + SSI_ITAR_DISC)); /*STOP AND INTERRUPT */ | |
4604 | map_addr += 2; | |
4605 | WRW_HARPOON(map_addr, (CPN_OP + ASTATUS + UNKNWN)); /*JUMP IF NOT STATUS PHZ. */ | |
4606 | map_addr += 2; | |
4607 | WRW_HARPOON(map_addr, (MRR_OP + SDATA + D_AR0)); /*GET STATUS BYTE */ | |
4608 | map_addr += 2; | |
4609 | WRW_HARPOON(map_addr, (CPN_OP + AMSG_IN + CC)); /*ERROR IF NOT MSG IN PHZ */ | |
4610 | map_addr += 2; | |
4611 | WRW_HARPOON(map_addr, (CRD_OP + SDATA + 0x00)); /*CHECK FOR CMD COMPLETE MSG. */ | |
4612 | map_addr += 2; | |
4613 | WRW_HARPOON(map_addr, (BRH_OP + NOT_EQ + CC)); /*ERROR IF NOT CMD COMPLETE MSG. */ | |
4614 | map_addr += 2; | |
4615 | WRW_HARPOON(map_addr, (MRR_OP + SDATA + D_BUCKET)); /*GET CMD COMPLETE MSG */ | |
4616 | map_addr += 2; | |
4617 | WRW_HARPOON(map_addr, (SSI_OP + SSI_ICMD_COMP)); /*END OF COMMAND */ | |
4618 | map_addr += 2; | |
4619 | ||
4620 | WRW_HARPOON(map_addr, (SSI_OP + SSI_IUNKWN)); /*RECEIVED UNKNOWN MSG BYTE */ | |
4621 | map_addr += 2; | |
4622 | WRW_HARPOON(map_addr, (SSI_OP + SSI_INO_CC)); /*NO COMMAND COMPLETE AFTER STATUS */ | |
4623 | map_addr += 2; | |
4624 | WRW_HARPOON(map_addr, (SSI_OP + SSI_ITICKLE)); /*BIOS Tickled the Mgr */ | |
4625 | map_addr += 2; | |
4626 | WRW_HARPOON(map_addr, (SSI_OP + SSI_IRFAIL)); /*EXPECTED ID/TAG MESSAGES AND */ | |
4627 | map_addr += 2; /* DIDN'T GET ONE */ | |
4628 | WRW_HARPOON(map_addr, (CRR_OP + AR3 + S_IDREG)); /* comp SCSI SEL ID & AR3 */ | |
4629 | map_addr += 2; | |
4630 | WRW_HARPOON(map_addr, (BRH_OP + EQUAL + 0x00)); /*SEL ID OK then Conti. */ | |
4631 | map_addr += 2; | |
4632 | WRW_HARPOON(map_addr, (SSI_OP + SSI_INO_CC)); /*NO COMMAND COMPLETE AFTER STATUS */ | |
4633 | ||
4634 | SGRAM_ACCESS(p_port); | |
1da177e4 LT |
4635 | } |
4636 | ||
4637 | /*--------------------------------------------------------------------- | |
4638 | * | |
4639 | * Function: Auto Command Complete | |
4640 | * | |
4641 | * Description: Post command back to host and find another command | |
4642 | * to execute. | |
4643 | * | |
4644 | *---------------------------------------------------------------------*/ | |
4645 | ||
391e2f25 | 4646 | static void FPT_autoCmdCmplt(u32 p_port, unsigned char p_card) |
1da177e4 | 4647 | { |
5c04a7b8 AD |
4648 | struct sccb *currSCCB; |
4649 | unsigned char status_byte; | |
1da177e4 | 4650 | |
5c04a7b8 | 4651 | currSCCB = FPT_BL_Card[p_card].currentSCCB; |
1da177e4 | 4652 | |
5c04a7b8 | 4653 | status_byte = RD_HARPOON(p_port + hp_gp_reg_0); |
1da177e4 | 4654 | |
5c04a7b8 | 4655 | FPT_sccbMgrTbl[p_card][currSCCB->TargID].TarLUN_CA = 0; |
1da177e4 | 4656 | |
5c04a7b8 | 4657 | if (status_byte != SSGOOD) { |
1da177e4 | 4658 | |
5c04a7b8 | 4659 | if (status_byte == SSQ_FULL) { |
1da177e4 | 4660 | |
5c04a7b8 AD |
4661 | if (((FPT_BL_Card[p_card].globalFlags & F_CONLUN_IO) && |
4662 | ((FPT_sccbMgrTbl[p_card][currSCCB->TargID]. | |
4663 | TarStatus & TAR_TAG_Q_MASK) != TAG_Q_TRYING))) { | |
4664 | FPT_sccbMgrTbl[p_card][currSCCB->TargID]. | |
4665 | TarLUNBusy[currSCCB->Lun] = 1; | |
4666 | if (FPT_BL_Card[p_card].discQCount != 0) | |
47b5d69c | 4667 | FPT_BL_Card[p_card].discQCount--; |
5c04a7b8 AD |
4668 | FPT_BL_Card[p_card]. |
4669 | discQ_Tbl[FPT_sccbMgrTbl[p_card] | |
4670 | [currSCCB->TargID]. | |
4671 | LunDiscQ_Idx[currSCCB->Lun]] = | |
4672 | NULL; | |
4673 | } else { | |
4674 | FPT_sccbMgrTbl[p_card][currSCCB->TargID]. | |
4675 | TarLUNBusy[0] = 1; | |
4676 | if (currSCCB->Sccb_tag) { | |
4677 | if (FPT_BL_Card[p_card].discQCount != 0) | |
4678 | FPT_BL_Card[p_card]. | |
4679 | discQCount--; | |
4680 | FPT_BL_Card[p_card].discQ_Tbl[currSCCB-> | |
4681 | Sccb_tag] | |
4682 | = NULL; | |
4683 | } else { | |
4684 | if (FPT_BL_Card[p_card].discQCount != 0) | |
4685 | FPT_BL_Card[p_card]. | |
4686 | discQCount--; | |
4687 | FPT_BL_Card[p_card]. | |
4688 | discQ_Tbl[FPT_sccbMgrTbl[p_card] | |
4689 | [currSCCB->TargID]. | |
4690 | LunDiscQ_Idx[0]] = NULL; | |
1da177e4 LT |
4691 | } |
4692 | } | |
4693 | ||
5c04a7b8 | 4694 | currSCCB->Sccb_MGRFlags |= F_STATUSLOADED; |
1da177e4 | 4695 | |
5c04a7b8 | 4696 | FPT_queueSelectFail(&FPT_BL_Card[p_card], p_card); |
1da177e4 | 4697 | |
5c04a7b8 AD |
4698 | return; |
4699 | } | |
1da177e4 | 4700 | |
5c04a7b8 AD |
4701 | if (currSCCB->Sccb_scsistat == SELECT_SN_ST) { |
4702 | FPT_sccbMgrTbl[p_card][currSCCB->TargID].TarStatus |= | |
4703 | (unsigned char)SYNC_SUPPORTED; | |
1da177e4 | 4704 | |
5c04a7b8 AD |
4705 | FPT_sccbMgrTbl[p_card][currSCCB->TargID].TarEEValue &= |
4706 | ~EE_SYNC_MASK; | |
4707 | FPT_BL_Card[p_card].globalFlags |= F_NEW_SCCB_CMD; | |
1da177e4 | 4708 | |
5c04a7b8 AD |
4709 | if (((FPT_BL_Card[p_card].globalFlags & F_CONLUN_IO) && |
4710 | ((FPT_sccbMgrTbl[p_card][currSCCB->TargID]. | |
4711 | TarStatus & TAR_TAG_Q_MASK) != TAG_Q_TRYING))) { | |
4712 | FPT_sccbMgrTbl[p_card][currSCCB->TargID]. | |
4713 | TarLUNBusy[currSCCB->Lun] = 1; | |
4714 | if (FPT_BL_Card[p_card].discQCount != 0) | |
47b5d69c | 4715 | FPT_BL_Card[p_card].discQCount--; |
5c04a7b8 AD |
4716 | FPT_BL_Card[p_card]. |
4717 | discQ_Tbl[FPT_sccbMgrTbl[p_card] | |
4718 | [currSCCB->TargID]. | |
4719 | LunDiscQ_Idx[currSCCB->Lun]] = | |
4720 | NULL; | |
4721 | } else { | |
4722 | FPT_sccbMgrTbl[p_card][currSCCB->TargID]. | |
4723 | TarLUNBusy[0] = 1; | |
4724 | if (currSCCB->Sccb_tag) { | |
4725 | if (FPT_BL_Card[p_card].discQCount != 0) | |
4726 | FPT_BL_Card[p_card]. | |
4727 | discQCount--; | |
4728 | FPT_BL_Card[p_card].discQ_Tbl[currSCCB-> | |
4729 | Sccb_tag] | |
4730 | = NULL; | |
4731 | } else { | |
4732 | if (FPT_BL_Card[p_card].discQCount != 0) | |
4733 | FPT_BL_Card[p_card]. | |
4734 | discQCount--; | |
4735 | FPT_BL_Card[p_card]. | |
4736 | discQ_Tbl[FPT_sccbMgrTbl[p_card] | |
4737 | [currSCCB->TargID]. | |
4738 | LunDiscQ_Idx[0]] = NULL; | |
1da177e4 LT |
4739 | } |
4740 | } | |
5c04a7b8 | 4741 | return; |
1da177e4 | 4742 | |
5c04a7b8 | 4743 | } |
1da177e4 | 4744 | |
5c04a7b8 | 4745 | if (currSCCB->Sccb_scsistat == SELECT_WN_ST) { |
1da177e4 | 4746 | |
5c04a7b8 AD |
4747 | FPT_sccbMgrTbl[p_card][currSCCB->TargID].TarStatus = |
4748 | (FPT_sccbMgrTbl[p_card][currSCCB->TargID]. | |
4749 | TarStatus & ~WIDE_ENABLED) | WIDE_NEGOCIATED; | |
1da177e4 | 4750 | |
5c04a7b8 AD |
4751 | FPT_sccbMgrTbl[p_card][currSCCB->TargID].TarEEValue &= |
4752 | ~EE_WIDE_SCSI; | |
4753 | FPT_BL_Card[p_card].globalFlags |= F_NEW_SCCB_CMD; | |
1da177e4 | 4754 | |
5c04a7b8 AD |
4755 | if (((FPT_BL_Card[p_card].globalFlags & F_CONLUN_IO) && |
4756 | ((FPT_sccbMgrTbl[p_card][currSCCB->TargID]. | |
4757 | TarStatus & TAR_TAG_Q_MASK) != TAG_Q_TRYING))) { | |
4758 | FPT_sccbMgrTbl[p_card][currSCCB->TargID]. | |
4759 | TarLUNBusy[currSCCB->Lun] = 1; | |
4760 | if (FPT_BL_Card[p_card].discQCount != 0) | |
47b5d69c | 4761 | FPT_BL_Card[p_card].discQCount--; |
5c04a7b8 AD |
4762 | FPT_BL_Card[p_card]. |
4763 | discQ_Tbl[FPT_sccbMgrTbl[p_card] | |
4764 | [currSCCB->TargID]. | |
4765 | LunDiscQ_Idx[currSCCB->Lun]] = | |
4766 | NULL; | |
4767 | } else { | |
4768 | FPT_sccbMgrTbl[p_card][currSCCB->TargID]. | |
4769 | TarLUNBusy[0] = 1; | |
4770 | if (currSCCB->Sccb_tag) { | |
4771 | if (FPT_BL_Card[p_card].discQCount != 0) | |
4772 | FPT_BL_Card[p_card]. | |
4773 | discQCount--; | |
4774 | FPT_BL_Card[p_card].discQ_Tbl[currSCCB-> | |
4775 | Sccb_tag] | |
4776 | = NULL; | |
4777 | } else { | |
4778 | if (FPT_BL_Card[p_card].discQCount != 0) | |
4779 | FPT_BL_Card[p_card]. | |
4780 | discQCount--; | |
4781 | FPT_BL_Card[p_card]. | |
4782 | discQ_Tbl[FPT_sccbMgrTbl[p_card] | |
4783 | [currSCCB->TargID]. | |
4784 | LunDiscQ_Idx[0]] = NULL; | |
1da177e4 LT |
4785 | } |
4786 | } | |
5c04a7b8 AD |
4787 | return; |
4788 | ||
4789 | } | |
4790 | ||
4791 | if (status_byte == SSCHECK) { | |
4792 | if (FPT_BL_Card[p_card].globalFlags & F_DO_RENEGO) { | |
4793 | if (FPT_sccbMgrTbl[p_card][currSCCB->TargID]. | |
4794 | TarEEValue & EE_SYNC_MASK) { | |
4795 | FPT_sccbMgrTbl[p_card][currSCCB-> | |
4796 | TargID]. | |
4797 | TarStatus &= ~TAR_SYNC_MASK; | |
1da177e4 | 4798 | } |
5c04a7b8 AD |
4799 | if (FPT_sccbMgrTbl[p_card][currSCCB->TargID]. |
4800 | TarEEValue & EE_WIDE_SCSI) { | |
4801 | FPT_sccbMgrTbl[p_card][currSCCB-> | |
4802 | TargID]. | |
4803 | TarStatus &= ~TAR_WIDE_MASK; | |
1da177e4 LT |
4804 | } |
4805 | } | |
4806 | } | |
4807 | ||
5c04a7b8 AD |
4808 | if (!(currSCCB->Sccb_XferState & F_AUTO_SENSE)) { |
4809 | ||
4810 | currSCCB->SccbStatus = SCCB_ERROR; | |
4811 | currSCCB->TargetStatus = status_byte; | |
4812 | ||
4813 | if (status_byte == SSCHECK) { | |
4814 | ||
4815 | FPT_sccbMgrTbl[p_card][currSCCB->TargID]. | |
4816 | TarLUN_CA = 1; | |
4817 | ||
4818 | if (currSCCB->RequestSenseLength != | |
4819 | NO_AUTO_REQUEST_SENSE) { | |
4820 | ||
4821 | if (currSCCB->RequestSenseLength == 0) | |
4822 | currSCCB->RequestSenseLength = | |
4823 | 14; | |
4824 | ||
4825 | FPT_ssenss(&FPT_BL_Card[p_card]); | |
4826 | FPT_BL_Card[p_card].globalFlags |= | |
4827 | F_NEW_SCCB_CMD; | |
4828 | ||
4829 | if (((FPT_BL_Card[p_card]. | |
4830 | globalFlags & F_CONLUN_IO) | |
4831 | && | |
4832 | ((FPT_sccbMgrTbl[p_card] | |
4833 | [currSCCB->TargID]. | |
4834 | TarStatus & TAR_TAG_Q_MASK) != | |
4835 | TAG_Q_TRYING))) { | |
4836 | FPT_sccbMgrTbl[p_card] | |
4837 | [currSCCB->TargID]. | |
4838 | TarLUNBusy[currSCCB->Lun] = | |
4839 | 1; | |
4840 | if (FPT_BL_Card[p_card]. | |
4841 | discQCount != 0) | |
4842 | FPT_BL_Card[p_card]. | |
4843 | discQCount--; | |
4844 | FPT_BL_Card[p_card]. | |
4845 | discQ_Tbl[FPT_sccbMgrTbl | |
4846 | [p_card] | |
4847 | [currSCCB-> | |
4848 | TargID]. | |
4849 | LunDiscQ_Idx | |
4850 | [currSCCB->Lun]] = | |
4851 | NULL; | |
4852 | } else { | |
4853 | FPT_sccbMgrTbl[p_card] | |
4854 | [currSCCB->TargID]. | |
4855 | TarLUNBusy[0] = 1; | |
4856 | if (currSCCB->Sccb_tag) { | |
4857 | if (FPT_BL_Card[p_card]. | |
4858 | discQCount != 0) | |
4859 | FPT_BL_Card | |
4860 | [p_card]. | |
4861 | discQCount--; | |
4862 | FPT_BL_Card[p_card]. | |
4863 | discQ_Tbl[currSCCB-> | |
4864 | Sccb_tag] | |
4865 | = NULL; | |
4866 | } else { | |
4867 | if (FPT_BL_Card[p_card]. | |
4868 | discQCount != 0) | |
4869 | FPT_BL_Card | |
4870 | [p_card]. | |
4871 | discQCount--; | |
4872 | FPT_BL_Card[p_card]. | |
4873 | discQ_Tbl | |
4874 | [FPT_sccbMgrTbl | |
4875 | [p_card][currSCCB-> | |
4876 | TargID]. | |
4877 | LunDiscQ_Idx[0]] = | |
4878 | NULL; | |
1da177e4 LT |
4879 | } |
4880 | } | |
5c04a7b8 AD |
4881 | return; |
4882 | } | |
4883 | } | |
4884 | } | |
4885 | } | |
1da177e4 | 4886 | |
5c04a7b8 AD |
4887 | if ((FPT_BL_Card[p_card].globalFlags & F_CONLUN_IO) && |
4888 | ((FPT_sccbMgrTbl[p_card][currSCCB->TargID]. | |
4889 | TarStatus & TAR_TAG_Q_MASK) != TAG_Q_TRYING)) | |
4890 | FPT_sccbMgrTbl[p_card][currSCCB->TargID].TarLUNBusy[currSCCB-> | |
4891 | Lun] = 0; | |
1da177e4 | 4892 | else |
5c04a7b8 | 4893 | FPT_sccbMgrTbl[p_card][currSCCB->TargID].TarLUNBusy[0] = 0; |
1da177e4 | 4894 | |
5c04a7b8 | 4895 | FPT_queueCmdComplete(&FPT_BL_Card[p_card], currSCCB, p_card); |
1da177e4 | 4896 | } |
1da177e4 LT |
4897 | |
4898 | #define SHORT_WAIT 0x0000000F | |
4899 | #define LONG_WAIT 0x0000FFFFL | |
4900 | ||
1da177e4 LT |
4901 | /*--------------------------------------------------------------------- |
4902 | * | |
4903 | * Function: Data Transfer Processor | |
4904 | * | |
4905 | * Description: This routine performs two tasks. | |
4906 | * (1) Start data transfer by calling HOST_DATA_XFER_START | |
4907 | * function. Once data transfer is started, (2) Depends | |
4908 | * on the type of data transfer mode Scatter/Gather mode | |
4909 | * or NON Scatter/Gather mode. In NON Scatter/Gather mode, | |
4910 | * this routine checks Sccb_MGRFlag (F_HOST_XFER_ACT bit) for | |
4911 | * data transfer done. In Scatter/Gather mode, this routine | |
4912 | * checks bus master command complete and dual rank busy | |
4913 | * bit to keep chaining SC transfer command. Similarly, | |
4914 | * in Scatter/Gather mode, it checks Sccb_MGRFlag | |
4915 | * (F_HOST_XFER_ACT bit) for data transfer done. | |
4916 | * | |
4917 | *---------------------------------------------------------------------*/ | |
4918 | ||
391e2f25 | 4919 | static void FPT_dataXferProcessor(u32 port, struct sccb_card *pCurrCard) |
1da177e4 | 4920 | { |
5c04a7b8 | 4921 | struct sccb *currSCCB; |
1da177e4 | 4922 | |
5c04a7b8 | 4923 | currSCCB = pCurrCard->currentSCCB; |
1da177e4 | 4924 | |
5c04a7b8 AD |
4925 | if (currSCCB->Sccb_XferState & F_SG_XFER) { |
4926 | if (pCurrCard->globalFlags & F_HOST_XFER_ACT) | |
4927 | { | |
4928 | currSCCB->Sccb_sgseg += (unsigned char)SG_BUF_CNT; | |
4929 | currSCCB->Sccb_SGoffset = 0x00; | |
4930 | } | |
4931 | pCurrCard->globalFlags |= F_HOST_XFER_ACT; | |
1da177e4 | 4932 | |
5c04a7b8 AD |
4933 | FPT_busMstrSGDataXferStart(port, currSCCB); |
4934 | } | |
4935 | ||
4936 | else { | |
4937 | if (!(pCurrCard->globalFlags & F_HOST_XFER_ACT)) { | |
1da177e4 | 4938 | pCurrCard->globalFlags |= F_HOST_XFER_ACT; |
1da177e4 | 4939 | |
5c04a7b8 AD |
4940 | FPT_busMstrDataXferStart(port, currSCCB); |
4941 | } | |
4942 | } | |
1da177e4 LT |
4943 | } |
4944 | ||
1da177e4 LT |
4945 | /*--------------------------------------------------------------------- |
4946 | * | |
4947 | * Function: BusMaster Scatter Gather Data Transfer Start | |
4948 | * | |
4949 | * Description: | |
4950 | * | |
4951 | *---------------------------------------------------------------------*/ | |
391e2f25 | 4952 | static void FPT_busMstrSGDataXferStart(u32 p_port, struct sccb *pcurrSCCB) |
1da177e4 | 4953 | { |
391e2f25 | 4954 | u32 count, addr, tmpSGCnt; |
5c04a7b8 AD |
4955 | unsigned int sg_index; |
4956 | unsigned char sg_count, i; | |
391e2f25 KA |
4957 | u32 reg_offset; |
4958 | struct blogic_sg_seg *segp; | |
1da177e4 | 4959 | |
391e2f25 KA |
4960 | if (pcurrSCCB->Sccb_XferState & F_HOST_XFER_DIR) |
4961 | count = ((u32)HOST_RD_CMD) << 24; | |
4962 | else | |
4963 | count = ((u32)HOST_WRT_CMD) << 24; | |
1da177e4 | 4964 | |
5c04a7b8 AD |
4965 | sg_count = 0; |
4966 | tmpSGCnt = 0; | |
4967 | sg_index = pcurrSCCB->Sccb_sgseg; | |
4968 | reg_offset = hp_aramBase; | |
1da177e4 | 4969 | |
5c04a7b8 AD |
4970 | i = (unsigned char)(RD_HARPOON(p_port + hp_page_ctrl) & |
4971 | ~(SGRAM_ARAM | SCATTER_EN)); | |
1da177e4 | 4972 | |
5c04a7b8 | 4973 | WR_HARPOON(p_port + hp_page_ctrl, i); |
1da177e4 | 4974 | |
5c04a7b8 | 4975 | while ((sg_count < (unsigned char)SG_BUF_CNT) && |
391e2f25 KA |
4976 | ((sg_index * (unsigned int)SG_ELEMENT_SIZE) < |
4977 | pcurrSCCB->DataLength)) { | |
1da177e4 | 4978 | |
391e2f25 KA |
4979 | segp = (struct blogic_sg_seg *)(pcurrSCCB->DataPointer) + |
4980 | sg_index; | |
4981 | tmpSGCnt += segp->segbytes; | |
4982 | count |= segp->segbytes; | |
4983 | addr = segp->segdata; | |
1da177e4 | 4984 | |
5c04a7b8 | 4985 | if ((!sg_count) && (pcurrSCCB->Sccb_SGoffset)) { |
5c04a7b8 AD |
4986 | addr += |
4987 | ((count & 0x00FFFFFFL) - pcurrSCCB->Sccb_SGoffset); | |
4988 | count = | |
4989 | (count & 0xFF000000L) | pcurrSCCB->Sccb_SGoffset; | |
5c04a7b8 AD |
4990 | tmpSGCnt = count & 0x00FFFFFFL; |
4991 | } | |
1da177e4 | 4992 | |
5c04a7b8 AD |
4993 | WR_HARP32(p_port, reg_offset, addr); |
4994 | reg_offset += 4; | |
1da177e4 | 4995 | |
5c04a7b8 AD |
4996 | WR_HARP32(p_port, reg_offset, count); |
4997 | reg_offset += 4; | |
1da177e4 | 4998 | |
5c04a7b8 AD |
4999 | count &= 0xFF000000L; |
5000 | sg_index++; | |
5001 | sg_count++; | |
1da177e4 | 5002 | |
5c04a7b8 | 5003 | } /*End While */ |
1da177e4 | 5004 | |
5c04a7b8 | 5005 | pcurrSCCB->Sccb_XferCnt = tmpSGCnt; |
1da177e4 | 5006 | |
5c04a7b8 | 5007 | WR_HARPOON(p_port + hp_sg_addr, (sg_count << 4)); |
1da177e4 | 5008 | |
5c04a7b8 | 5009 | if (pcurrSCCB->Sccb_XferState & F_HOST_XFER_DIR) { |
1da177e4 | 5010 | |
5c04a7b8 | 5011 | WR_HARP32(p_port, hp_xfercnt_0, tmpSGCnt); |
1da177e4 | 5012 | |
5c04a7b8 AD |
5013 | WR_HARPOON(p_port + hp_portctrl_0, |
5014 | (DMA_PORT | SCSI_PORT | SCSI_INBIT)); | |
5015 | WR_HARPOON(p_port + hp_scsisig, S_DATAI_PH); | |
5016 | } | |
1da177e4 | 5017 | |
5c04a7b8 | 5018 | else { |
1da177e4 | 5019 | |
5c04a7b8 AD |
5020 | if ((!(RD_HARPOON(p_port + hp_synctarg_0) & NARROW_SCSI)) && |
5021 | (tmpSGCnt & 0x000000001)) { | |
1da177e4 | 5022 | |
5c04a7b8 AD |
5023 | pcurrSCCB->Sccb_XferState |= F_ODD_BALL_CNT; |
5024 | tmpSGCnt--; | |
5025 | } | |
1da177e4 | 5026 | |
5c04a7b8 | 5027 | WR_HARP32(p_port, hp_xfercnt_0, tmpSGCnt); |
1da177e4 | 5028 | |
5c04a7b8 AD |
5029 | WR_HARPOON(p_port + hp_portctrl_0, |
5030 | (SCSI_PORT | DMA_PORT | DMA_RD)); | |
5031 | WR_HARPOON(p_port + hp_scsisig, S_DATAO_PH); | |
5032 | } | |
1da177e4 | 5033 | |
5c04a7b8 | 5034 | WR_HARPOON(p_port + hp_page_ctrl, (unsigned char)(i | SCATTER_EN)); |
1da177e4 LT |
5035 | |
5036 | } | |
5037 | ||
1da177e4 LT |
5038 | /*--------------------------------------------------------------------- |
5039 | * | |
5040 | * Function: BusMaster Data Transfer Start | |
5041 | * | |
5042 | * Description: | |
5043 | * | |
5044 | *---------------------------------------------------------------------*/ | |
391e2f25 | 5045 | static void FPT_busMstrDataXferStart(u32 p_port, struct sccb *pcurrSCCB) |
1da177e4 | 5046 | { |
391e2f25 | 5047 | u32 addr, count; |
1da177e4 | 5048 | |
5c04a7b8 | 5049 | if (!(pcurrSCCB->Sccb_XferState & F_AUTO_SENSE)) { |
1da177e4 | 5050 | |
5c04a7b8 | 5051 | count = pcurrSCCB->Sccb_XferCnt; |
1da177e4 | 5052 | |
391e2f25 | 5053 | addr = (u32)(unsigned long)pcurrSCCB->DataPointer + pcurrSCCB->Sccb_ATC; |
5c04a7b8 | 5054 | } |
1da177e4 | 5055 | |
5c04a7b8 AD |
5056 | else { |
5057 | addr = pcurrSCCB->SensePointer; | |
5058 | count = pcurrSCCB->RequestSenseLength; | |
1da177e4 | 5059 | |
5c04a7b8 | 5060 | } |
1da177e4 | 5061 | |
5c04a7b8 | 5062 | HP_SETUP_ADDR_CNT(p_port, addr, count); |
1da177e4 | 5063 | |
5c04a7b8 | 5064 | if (pcurrSCCB->Sccb_XferState & F_HOST_XFER_DIR) { |
1da177e4 | 5065 | |
5c04a7b8 AD |
5066 | WR_HARPOON(p_port + hp_portctrl_0, |
5067 | (DMA_PORT | SCSI_PORT | SCSI_INBIT)); | |
5068 | WR_HARPOON(p_port + hp_scsisig, S_DATAI_PH); | |
1da177e4 | 5069 | |
5c04a7b8 AD |
5070 | WR_HARPOON(p_port + hp_xfer_cmd, |
5071 | (XFER_DMA_HOST | XFER_HOST_AUTO | XFER_DMA_8BIT)); | |
5072 | } | |
1da177e4 | 5073 | |
5c04a7b8 | 5074 | else { |
1da177e4 | 5075 | |
5c04a7b8 AD |
5076 | WR_HARPOON(p_port + hp_portctrl_0, |
5077 | (SCSI_PORT | DMA_PORT | DMA_RD)); | |
5078 | WR_HARPOON(p_port + hp_scsisig, S_DATAO_PH); | |
1da177e4 | 5079 | |
5c04a7b8 AD |
5080 | WR_HARPOON(p_port + hp_xfer_cmd, |
5081 | (XFER_HOST_DMA | XFER_HOST_AUTO | XFER_DMA_8BIT)); | |
1da177e4 | 5082 | |
5c04a7b8 | 5083 | } |
1da177e4 LT |
5084 | } |
5085 | ||
1da177e4 LT |
5086 | /*--------------------------------------------------------------------- |
5087 | * | |
5088 | * Function: BusMaster Timeout Handler | |
5089 | * | |
5090 | * Description: This function is called after a bus master command busy time | |
5091 | * out is detected. This routines issue halt state machine | |
5092 | * with a software time out for command busy. If command busy | |
5093 | * is still asserted at the end of the time out, it issues | |
5094 | * hard abort with another software time out. It hard abort | |
5095 | * command busy is also time out, it'll just give up. | |
5096 | * | |
5097 | *---------------------------------------------------------------------*/ | |
391e2f25 | 5098 | static unsigned char FPT_busMstrTimeOut(u32 p_port) |
1da177e4 | 5099 | { |
5c04a7b8 | 5100 | unsigned long timeout; |
1da177e4 | 5101 | |
5c04a7b8 | 5102 | timeout = LONG_WAIT; |
1da177e4 | 5103 | |
5c04a7b8 | 5104 | WR_HARPOON(p_port + hp_sys_ctrl, HALT_MACH); |
1da177e4 | 5105 | |
5c04a7b8 AD |
5106 | while ((!(RD_HARPOON(p_port + hp_ext_status) & CMD_ABORTED)) |
5107 | && timeout--) { | |
5108 | } | |
1da177e4 | 5109 | |
5c04a7b8 AD |
5110 | if (RD_HARPOON(p_port + hp_ext_status) & BM_CMD_BUSY) { |
5111 | WR_HARPOON(p_port + hp_sys_ctrl, HARD_ABORT); | |
1da177e4 | 5112 | |
5c04a7b8 AD |
5113 | timeout = LONG_WAIT; |
5114 | while ((RD_HARPOON(p_port + hp_ext_status) & BM_CMD_BUSY) | |
5115 | && timeout--) { | |
5116 | } | |
5117 | } | |
1da177e4 | 5118 | |
5c04a7b8 | 5119 | RD_HARPOON(p_port + hp_int_status); /*Clear command complete */ |
1da177e4 | 5120 | |
5c04a7b8 | 5121 | if (RD_HARPOON(p_port + hp_ext_status) & BM_CMD_BUSY) { |
5c1b85e2 | 5122 | return 1; |
5c04a7b8 | 5123 | } |
1da177e4 | 5124 | |
5c04a7b8 | 5125 | else { |
5c1b85e2 | 5126 | return 0; |
5c04a7b8 | 5127 | } |
1da177e4 LT |
5128 | } |
5129 | ||
1da177e4 LT |
5130 | /*--------------------------------------------------------------------- |
5131 | * | |
5132 | * Function: Host Data Transfer Abort | |
5133 | * | |
5134 | * Description: Abort any in progress transfer. | |
5135 | * | |
5136 | *---------------------------------------------------------------------*/ | |
391e2f25 | 5137 | static void FPT_hostDataXferAbort(u32 port, unsigned char p_card, |
5c04a7b8 | 5138 | struct sccb *pCurrSCCB) |
1da177e4 LT |
5139 | { |
5140 | ||
5c04a7b8 AD |
5141 | unsigned long timeout; |
5142 | unsigned long remain_cnt; | |
391e2f25 KA |
5143 | u32 sg_ptr; |
5144 | struct blogic_sg_seg *segp; | |
1da177e4 | 5145 | |
5c04a7b8 | 5146 | FPT_BL_Card[p_card].globalFlags &= ~F_HOST_XFER_ACT; |
1da177e4 | 5147 | |
5c04a7b8 | 5148 | if (pCurrSCCB->Sccb_XferState & F_AUTO_SENSE) { |
1da177e4 | 5149 | |
5c04a7b8 | 5150 | if (!(RD_HARPOON(port + hp_int_status) & INT_CMD_COMPL)) { |
1da177e4 | 5151 | |
5c04a7b8 AD |
5152 | WR_HARPOON(port + hp_bm_ctrl, |
5153 | (RD_HARPOON(port + hp_bm_ctrl) | | |
5154 | FLUSH_XFER_CNTR)); | |
5155 | timeout = LONG_WAIT; | |
1da177e4 | 5156 | |
5c04a7b8 AD |
5157 | while ((RD_HARPOON(port + hp_ext_status) & BM_CMD_BUSY) |
5158 | && timeout--) { | |
5159 | } | |
1da177e4 | 5160 | |
5c04a7b8 AD |
5161 | WR_HARPOON(port + hp_bm_ctrl, |
5162 | (RD_HARPOON(port + hp_bm_ctrl) & | |
5163 | ~FLUSH_XFER_CNTR)); | |
1da177e4 | 5164 | |
5c04a7b8 | 5165 | if (RD_HARPOON(port + hp_ext_status) & BM_CMD_BUSY) { |
1da177e4 | 5166 | |
5c04a7b8 | 5167 | if (FPT_busMstrTimeOut(port)) { |
1da177e4 | 5168 | |
5c04a7b8 | 5169 | if (pCurrSCCB->HostStatus == 0x00) |
1da177e4 | 5170 | |
5c04a7b8 AD |
5171 | pCurrSCCB->HostStatus = |
5172 | SCCB_BM_ERR; | |
1da177e4 | 5173 | |
5c04a7b8 | 5174 | } |
1da177e4 | 5175 | |
5c04a7b8 AD |
5176 | if (RD_HARPOON(port + hp_int_status) & |
5177 | INT_EXT_STATUS) | |
1da177e4 | 5178 | |
5c04a7b8 AD |
5179 | if (RD_HARPOON(port + hp_ext_status) & |
5180 | BAD_EXT_STATUS) | |
1da177e4 | 5181 | |
5c04a7b8 AD |
5182 | if (pCurrSCCB->HostStatus == |
5183 | 0x00) | |
5184 | { | |
5185 | pCurrSCCB->HostStatus = | |
5186 | SCCB_BM_ERR; | |
5187 | } | |
5188 | } | |
5189 | } | |
5190 | } | |
1da177e4 | 5191 | |
5c04a7b8 | 5192 | else if (pCurrSCCB->Sccb_XferCnt) { |
1da177e4 | 5193 | |
5c04a7b8 | 5194 | if (pCurrSCCB->Sccb_XferState & F_SG_XFER) { |
1da177e4 | 5195 | |
5c04a7b8 AD |
5196 | WR_HARPOON(port + hp_page_ctrl, |
5197 | (RD_HARPOON(port + hp_page_ctrl) & | |
5198 | ~SCATTER_EN)); | |
1da177e4 | 5199 | |
5c04a7b8 | 5200 | WR_HARPOON(port + hp_sg_addr, 0x00); |
1da177e4 | 5201 | |
5c04a7b8 | 5202 | sg_ptr = pCurrSCCB->Sccb_sgseg + SG_BUF_CNT; |
1da177e4 | 5203 | |
5c04a7b8 AD |
5204 | if (sg_ptr > |
5205 | (unsigned int)(pCurrSCCB->DataLength / | |
5206 | SG_ELEMENT_SIZE)) { | |
1da177e4 | 5207 | |
391e2f25 KA |
5208 | sg_ptr = (u32)(pCurrSCCB->DataLength / |
5209 | SG_ELEMENT_SIZE); | |
5c04a7b8 | 5210 | } |
1da177e4 | 5211 | |
5c04a7b8 | 5212 | remain_cnt = pCurrSCCB->Sccb_XferCnt; |
1da177e4 | 5213 | |
5c04a7b8 | 5214 | while (remain_cnt < 0x01000000L) { |
1da177e4 | 5215 | |
5c04a7b8 | 5216 | sg_ptr--; |
391e2f25 KA |
5217 | segp = (struct blogic_sg_seg *)(pCurrSCCB-> |
5218 | DataPointer) + (sg_ptr * 2); | |
5219 | if (remain_cnt > (unsigned long)segp->segbytes) | |
5c04a7b8 | 5220 | remain_cnt -= |
391e2f25 KA |
5221 | (unsigned long)segp->segbytes; |
5222 | else | |
5c04a7b8 | 5223 | break; |
5c04a7b8 | 5224 | } |
1da177e4 | 5225 | |
5c04a7b8 | 5226 | if (remain_cnt < 0x01000000L) { |
1da177e4 | 5227 | |
5c04a7b8 | 5228 | pCurrSCCB->Sccb_SGoffset = remain_cnt; |
1da177e4 | 5229 | |
5c04a7b8 | 5230 | pCurrSCCB->Sccb_sgseg = (unsigned short)sg_ptr; |
1da177e4 | 5231 | |
5c04a7b8 AD |
5232 | if ((unsigned long)(sg_ptr * SG_ELEMENT_SIZE) == |
5233 | pCurrSCCB->DataLength && (remain_cnt == 0)) | |
1da177e4 | 5234 | |
5c04a7b8 AD |
5235 | pCurrSCCB->Sccb_XferState |= |
5236 | F_ALL_XFERRED; | |
5237 | } | |
1da177e4 | 5238 | |
5c04a7b8 | 5239 | else { |
1da177e4 | 5240 | |
5c04a7b8 | 5241 | if (pCurrSCCB->HostStatus == 0x00) { |
1da177e4 | 5242 | |
5c04a7b8 AD |
5243 | pCurrSCCB->HostStatus = |
5244 | SCCB_GROSS_FW_ERR; | |
5245 | } | |
5246 | } | |
5247 | } | |
1da177e4 | 5248 | |
5c04a7b8 | 5249 | if (!(pCurrSCCB->Sccb_XferState & F_HOST_XFER_DIR)) { |
1da177e4 | 5250 | |
5c04a7b8 | 5251 | if (RD_HARPOON(port + hp_ext_status) & BM_CMD_BUSY) { |
1da177e4 | 5252 | |
5c04a7b8 AD |
5253 | FPT_busMstrTimeOut(port); |
5254 | } | |
1da177e4 | 5255 | |
5c04a7b8 | 5256 | else { |
1da177e4 | 5257 | |
5c04a7b8 AD |
5258 | if (RD_HARPOON(port + hp_int_status) & |
5259 | INT_EXT_STATUS) { | |
1da177e4 | 5260 | |
5c04a7b8 AD |
5261 | if (RD_HARPOON(port + hp_ext_status) & |
5262 | BAD_EXT_STATUS) { | |
1da177e4 | 5263 | |
5c04a7b8 AD |
5264 | if (pCurrSCCB->HostStatus == |
5265 | 0x00) { | |
1da177e4 | 5266 | |
5c04a7b8 AD |
5267 | pCurrSCCB->HostStatus = |
5268 | SCCB_BM_ERR; | |
5269 | } | |
5270 | } | |
5271 | } | |
1da177e4 | 5272 | |
5c04a7b8 AD |
5273 | } |
5274 | } | |
1da177e4 | 5275 | |
5c04a7b8 | 5276 | else { |
1da177e4 | 5277 | |
5c04a7b8 | 5278 | if ((RD_HARPOON(port + hp_fifo_cnt)) >= BM_THRESHOLD) { |
1da177e4 | 5279 | |
5c04a7b8 | 5280 | timeout = SHORT_WAIT; |
1da177e4 | 5281 | |
5c04a7b8 AD |
5282 | while ((RD_HARPOON(port + hp_ext_status) & |
5283 | BM_CMD_BUSY) | |
5284 | && ((RD_HARPOON(port + hp_fifo_cnt)) >= | |
5285 | BM_THRESHOLD) && timeout--) { | |
5286 | } | |
5287 | } | |
1da177e4 | 5288 | |
5c04a7b8 | 5289 | if (RD_HARPOON(port + hp_ext_status) & BM_CMD_BUSY) { |
1da177e4 | 5290 | |
5c04a7b8 AD |
5291 | WR_HARPOON(port + hp_bm_ctrl, |
5292 | (RD_HARPOON(port + hp_bm_ctrl) | | |
5293 | FLUSH_XFER_CNTR)); | |
1da177e4 | 5294 | |
5c04a7b8 | 5295 | timeout = LONG_WAIT; |
1da177e4 | 5296 | |
5c04a7b8 AD |
5297 | while ((RD_HARPOON(port + hp_ext_status) & |
5298 | BM_CMD_BUSY) && timeout--) { | |
5299 | } | |
1da177e4 | 5300 | |
5c04a7b8 AD |
5301 | WR_HARPOON(port + hp_bm_ctrl, |
5302 | (RD_HARPOON(port + hp_bm_ctrl) & | |
5303 | ~FLUSH_XFER_CNTR)); | |
1da177e4 | 5304 | |
5c04a7b8 AD |
5305 | if (RD_HARPOON(port + hp_ext_status) & |
5306 | BM_CMD_BUSY) { | |
1da177e4 | 5307 | |
5c04a7b8 | 5308 | if (pCurrSCCB->HostStatus == 0x00) { |
1da177e4 | 5309 | |
5c04a7b8 AD |
5310 | pCurrSCCB->HostStatus = |
5311 | SCCB_BM_ERR; | |
5312 | } | |
1da177e4 | 5313 | |
5c04a7b8 AD |
5314 | FPT_busMstrTimeOut(port); |
5315 | } | |
5316 | } | |
1da177e4 | 5317 | |
5c04a7b8 | 5318 | if (RD_HARPOON(port + hp_int_status) & INT_EXT_STATUS) { |
1da177e4 | 5319 | |
5c04a7b8 AD |
5320 | if (RD_HARPOON(port + hp_ext_status) & |
5321 | BAD_EXT_STATUS) { | |
1da177e4 | 5322 | |
5c04a7b8 | 5323 | if (pCurrSCCB->HostStatus == 0x00) { |
1da177e4 | 5324 | |
5c04a7b8 AD |
5325 | pCurrSCCB->HostStatus = |
5326 | SCCB_BM_ERR; | |
5327 | } | |
5328 | } | |
5329 | } | |
5330 | } | |
1da177e4 | 5331 | |
5c04a7b8 | 5332 | } |
1da177e4 | 5333 | |
5c04a7b8 | 5334 | else { |
1da177e4 | 5335 | |
5c04a7b8 | 5336 | if (RD_HARPOON(port + hp_ext_status) & BM_CMD_BUSY) { |
1da177e4 | 5337 | |
5c04a7b8 | 5338 | timeout = LONG_WAIT; |
1da177e4 | 5339 | |
5c04a7b8 AD |
5340 | while ((RD_HARPOON(port + hp_ext_status) & BM_CMD_BUSY) |
5341 | && timeout--) { | |
5342 | } | |
1da177e4 | 5343 | |
5c04a7b8 | 5344 | if (RD_HARPOON(port + hp_ext_status) & BM_CMD_BUSY) { |
1da177e4 | 5345 | |
5c04a7b8 | 5346 | if (pCurrSCCB->HostStatus == 0x00) { |
1da177e4 | 5347 | |
5c04a7b8 AD |
5348 | pCurrSCCB->HostStatus = SCCB_BM_ERR; |
5349 | } | |
1da177e4 | 5350 | |
5c04a7b8 AD |
5351 | FPT_busMstrTimeOut(port); |
5352 | } | |
5353 | } | |
1da177e4 | 5354 | |
5c04a7b8 | 5355 | if (RD_HARPOON(port + hp_int_status) & INT_EXT_STATUS) { |
1da177e4 | 5356 | |
5c04a7b8 | 5357 | if (RD_HARPOON(port + hp_ext_status) & BAD_EXT_STATUS) { |
1da177e4 | 5358 | |
5c04a7b8 | 5359 | if (pCurrSCCB->HostStatus == 0x00) { |
1da177e4 | 5360 | |
5c04a7b8 AD |
5361 | pCurrSCCB->HostStatus = SCCB_BM_ERR; |
5362 | } | |
5363 | } | |
1da177e4 | 5364 | |
5c04a7b8 | 5365 | } |
1da177e4 | 5366 | |
5c04a7b8 | 5367 | if (pCurrSCCB->Sccb_XferState & F_SG_XFER) { |
1da177e4 | 5368 | |
5c04a7b8 AD |
5369 | WR_HARPOON(port + hp_page_ctrl, |
5370 | (RD_HARPOON(port + hp_page_ctrl) & | |
5371 | ~SCATTER_EN)); | |
1da177e4 | 5372 | |
5c04a7b8 | 5373 | WR_HARPOON(port + hp_sg_addr, 0x00); |
1da177e4 | 5374 | |
5c04a7b8 | 5375 | pCurrSCCB->Sccb_sgseg += SG_BUF_CNT; |
1da177e4 | 5376 | |
5c04a7b8 | 5377 | pCurrSCCB->Sccb_SGoffset = 0x00; |
1da177e4 | 5378 | |
391e2f25 KA |
5379 | if ((u32)(pCurrSCCB->Sccb_sgseg * SG_ELEMENT_SIZE) >= |
5380 | pCurrSCCB->DataLength) { | |
1da177e4 | 5381 | |
5c04a7b8 | 5382 | pCurrSCCB->Sccb_XferState |= F_ALL_XFERRED; |
5c04a7b8 AD |
5383 | pCurrSCCB->Sccb_sgseg = |
5384 | (unsigned short)(pCurrSCCB->DataLength / | |
5385 | SG_ELEMENT_SIZE); | |
5c04a7b8 AD |
5386 | } |
5387 | } | |
1da177e4 | 5388 | |
5c04a7b8 | 5389 | else { |
5c04a7b8 | 5390 | if (!(pCurrSCCB->Sccb_XferState & F_AUTO_SENSE)) |
5c04a7b8 AD |
5391 | pCurrSCCB->Sccb_XferState |= F_ALL_XFERRED; |
5392 | } | |
5393 | } | |
1da177e4 | 5394 | |
5c04a7b8 | 5395 | WR_HARPOON(port + hp_int_mask, (INT_CMD_COMPL | SCSI_INTERRUPT)); |
1da177e4 LT |
5396 | } |
5397 | ||
1da177e4 LT |
5398 | /*--------------------------------------------------------------------- |
5399 | * | |
5400 | * Function: Host Data Transfer Restart | |
5401 | * | |
5402 | * Description: Reset the available count due to a restore data | |
5403 | * pointers message. | |
5404 | * | |
5405 | *---------------------------------------------------------------------*/ | |
5c04a7b8 | 5406 | static void FPT_hostDataXferRestart(struct sccb *currSCCB) |
1da177e4 | 5407 | { |
5c04a7b8 AD |
5408 | unsigned long data_count; |
5409 | unsigned int sg_index; | |
391e2f25 | 5410 | struct blogic_sg_seg *segp; |
1da177e4 | 5411 | |
5c04a7b8 | 5412 | if (currSCCB->Sccb_XferState & F_SG_XFER) { |
1da177e4 | 5413 | |
5c04a7b8 | 5414 | currSCCB->Sccb_XferCnt = 0; |
1da177e4 | 5415 | |
5c04a7b8 | 5416 | sg_index = 0xffff; /*Index by long words into sg list. */ |
391e2f25 | 5417 | data_count = 0; /*Running count of SG xfer counts. */ |
1da177e4 | 5418 | |
1da177e4 | 5419 | |
5c04a7b8 | 5420 | while (data_count < currSCCB->Sccb_ATC) { |
1da177e4 | 5421 | |
5c04a7b8 | 5422 | sg_index++; |
391e2f25 KA |
5423 | segp = (struct blogic_sg_seg *)(currSCCB->DataPointer) + |
5424 | (sg_index * 2); | |
5425 | data_count += segp->segbytes; | |
5c04a7b8 | 5426 | } |
1da177e4 | 5427 | |
5c04a7b8 | 5428 | if (data_count == currSCCB->Sccb_ATC) { |
1da177e4 | 5429 | |
5c04a7b8 AD |
5430 | currSCCB->Sccb_SGoffset = 0; |
5431 | sg_index++; | |
5432 | } | |
1da177e4 | 5433 | |
5c04a7b8 AD |
5434 | else { |
5435 | currSCCB->Sccb_SGoffset = | |
5436 | data_count - currSCCB->Sccb_ATC; | |
5437 | } | |
1da177e4 | 5438 | |
5c04a7b8 AD |
5439 | currSCCB->Sccb_sgseg = (unsigned short)sg_index; |
5440 | } | |
1da177e4 | 5441 | |
5c04a7b8 AD |
5442 | else { |
5443 | currSCCB->Sccb_XferCnt = | |
5444 | currSCCB->DataLength - currSCCB->Sccb_ATC; | |
5445 | } | |
1da177e4 | 5446 | } |
1da177e4 | 5447 | |
1da177e4 LT |
5448 | /*--------------------------------------------------------------------- |
5449 | * | |
47b5d69c | 5450 | * Function: FPT_scini |
1da177e4 LT |
5451 | * |
5452 | * Description: Setup all data structures necessary for SCAM selection. | |
5453 | * | |
5454 | *---------------------------------------------------------------------*/ | |
5455 | ||
5c04a7b8 AD |
5456 | static void FPT_scini(unsigned char p_card, unsigned char p_our_id, |
5457 | unsigned char p_power_up) | |
1da177e4 LT |
5458 | { |
5459 | ||
5c04a7b8 | 5460 | unsigned char loser, assigned_id; |
391e2f25 | 5461 | u32 p_port; |
1da177e4 | 5462 | |
5c04a7b8 AD |
5463 | unsigned char i, k, ScamFlg; |
5464 | struct sccb_card *currCard; | |
5465 | struct nvram_info *pCurrNvRam; | |
1da177e4 | 5466 | |
5c04a7b8 AD |
5467 | currCard = &FPT_BL_Card[p_card]; |
5468 | p_port = currCard->ioPort; | |
1da177e4 LT |
5469 | pCurrNvRam = currCard->pNvRamInfo; |
5470 | ||
5c04a7b8 | 5471 | if (pCurrNvRam) { |
1da177e4 LT |
5472 | ScamFlg = pCurrNvRam->niScamConf; |
5473 | i = pCurrNvRam->niSysConf; | |
5c04a7b8 AD |
5474 | } else { |
5475 | ScamFlg = | |
5476 | (unsigned char)FPT_utilEERead(p_port, SCAM_CONFIG / 2); | |
5477 | i = (unsigned | |
5478 | char)(FPT_utilEERead(p_port, (SYSTEM_CONFIG / 2))); | |
1da177e4 | 5479 | } |
5c04a7b8 | 5480 | if (!(i & 0x02)) /* check if reset bus in AutoSCSI parameter set */ |
1da177e4 LT |
5481 | return; |
5482 | ||
5c04a7b8 | 5483 | FPT_inisci(p_card, p_port, p_our_id); |
1da177e4 | 5484 | |
5c04a7b8 AD |
5485 | /* Force to wait 1 sec after SCSI bus reset. Some SCAM device FW |
5486 | too slow to return to SCAM selection */ | |
1da177e4 | 5487 | |
5c04a7b8 AD |
5488 | /* if (p_power_up) |
5489 | FPT_Wait1Second(p_port); | |
5490 | else | |
5491 | FPT_Wait(p_port, TO_250ms); */ | |
1da177e4 | 5492 | |
5c04a7b8 | 5493 | FPT_Wait1Second(p_port); |
1da177e4 | 5494 | |
5c04a7b8 AD |
5495 | if ((ScamFlg & SCAM_ENABLED) && (ScamFlg & SCAM_LEVEL2)) { |
5496 | while (!(FPT_scarb(p_port, INIT_SELTD))) { | |
5497 | } | |
1da177e4 | 5498 | |
5c04a7b8 | 5499 | FPT_scsel(p_port); |
1da177e4 | 5500 | |
5c04a7b8 AD |
5501 | do { |
5502 | FPT_scxferc(p_port, SYNC_PTRN); | |
5503 | FPT_scxferc(p_port, DOM_MSTR); | |
5504 | loser = | |
5505 | FPT_scsendi(p_port, | |
5506 | &FPT_scamInfo[p_our_id].id_string[0]); | |
5507 | } while (loser == 0xFF); | |
1da177e4 | 5508 | |
5c04a7b8 | 5509 | FPT_scbusf(p_port); |
1da177e4 | 5510 | |
5c04a7b8 AD |
5511 | if ((p_power_up) && (!loser)) { |
5512 | FPT_sresb(p_port, p_card); | |
5513 | FPT_Wait(p_port, TO_250ms); | |
1da177e4 | 5514 | |
5c04a7b8 AD |
5515 | while (!(FPT_scarb(p_port, INIT_SELTD))) { |
5516 | } | |
1da177e4 | 5517 | |
5c04a7b8 | 5518 | FPT_scsel(p_port); |
1da177e4 | 5519 | |
5c04a7b8 AD |
5520 | do { |
5521 | FPT_scxferc(p_port, SYNC_PTRN); | |
5522 | FPT_scxferc(p_port, DOM_MSTR); | |
5523 | loser = | |
5524 | FPT_scsendi(p_port, | |
5525 | &FPT_scamInfo[p_our_id]. | |
5526 | id_string[0]); | |
5527 | } while (loser == 0xFF); | |
1da177e4 | 5528 | |
5c04a7b8 AD |
5529 | FPT_scbusf(p_port); |
5530 | } | |
5531 | } | |
1da177e4 | 5532 | |
5c04a7b8 AD |
5533 | else { |
5534 | loser = 0; | |
5535 | } | |
1da177e4 | 5536 | |
5c04a7b8 AD |
5537 | if (!loser) { |
5538 | ||
5539 | FPT_scamInfo[p_our_id].state = ID_ASSIGNED; | |
5540 | ||
5541 | if (ScamFlg & SCAM_ENABLED) { | |
5542 | ||
5543 | for (i = 0; i < MAX_SCSI_TAR; i++) { | |
5544 | if ((FPT_scamInfo[i].state == ID_UNASSIGNED) || | |
5545 | (FPT_scamInfo[i].state == ID_UNUSED)) { | |
5546 | if (FPT_scsell(p_port, i)) { | |
5547 | FPT_scamInfo[i].state = LEGACY; | |
5548 | if ((FPT_scamInfo[i]. | |
5549 | id_string[0] != 0xFF) | |
5550 | || (FPT_scamInfo[i]. | |
5551 | id_string[1] != 0xFA)) { | |
5552 | ||
5553 | FPT_scamInfo[i]. | |
5554 | id_string[0] = 0xFF; | |
5555 | FPT_scamInfo[i]. | |
5556 | id_string[1] = 0xFA; | |
5557 | if (pCurrNvRam == NULL) | |
5558 | currCard-> | |
5559 | globalFlags | |
5560 | |= | |
5561 | F_UPDATE_EEPROM; | |
5562 | } | |
5563 | } | |
5564 | } | |
5565 | } | |
1da177e4 | 5566 | |
5c04a7b8 AD |
5567 | FPT_sresb(p_port, p_card); |
5568 | FPT_Wait1Second(p_port); | |
5569 | while (!(FPT_scarb(p_port, INIT_SELTD))) { | |
5570 | } | |
5571 | FPT_scsel(p_port); | |
5572 | FPT_scasid(p_card, p_port); | |
5573 | } | |
1da177e4 | 5574 | |
5c04a7b8 | 5575 | } |
1da177e4 | 5576 | |
5c04a7b8 AD |
5577 | else if ((loser) && (ScamFlg & SCAM_ENABLED)) { |
5578 | FPT_scamInfo[p_our_id].id_string[0] = SLV_TYPE_CODE0; | |
5579 | assigned_id = 0; | |
5580 | FPT_scwtsel(p_port); | |
1da177e4 | 5581 | |
5c04a7b8 AD |
5582 | do { |
5583 | while (FPT_scxferc(p_port, 0x00) != SYNC_PTRN) { | |
5584 | } | |
1da177e4 | 5585 | |
5c04a7b8 AD |
5586 | i = FPT_scxferc(p_port, 0x00); |
5587 | if (i == ASSIGN_ID) { | |
5588 | if (! | |
5589 | (FPT_scsendi | |
5590 | (p_port, | |
5591 | &FPT_scamInfo[p_our_id].id_string[0]))) { | |
5592 | i = FPT_scxferc(p_port, 0x00); | |
5593 | if (FPT_scvalq(i)) { | |
5594 | k = FPT_scxferc(p_port, 0x00); | |
5595 | ||
5596 | if (FPT_scvalq(k)) { | |
5597 | currCard->ourId = | |
5598 | ((unsigned char)(i | |
5599 | << | |
5600 | 3) | |
5601 | + | |
5602 | (k & | |
5603 | (unsigned char)7)) | |
5604 | & (unsigned char) | |
5605 | 0x3F; | |
5606 | FPT_inisci(p_card, | |
5607 | p_port, | |
5608 | p_our_id); | |
5609 | FPT_scamInfo[currCard-> | |
5610 | ourId]. | |
5611 | state = ID_ASSIGNED; | |
5612 | FPT_scamInfo[currCard-> | |
5613 | ourId]. | |
5614 | id_string[0] | |
5615 | = SLV_TYPE_CODE0; | |
5616 | assigned_id = 1; | |
5617 | } | |
5618 | } | |
5619 | } | |
5620 | } | |
1da177e4 | 5621 | |
5c04a7b8 AD |
5622 | else if (i == SET_P_FLAG) { |
5623 | if (!(FPT_scsendi(p_port, | |
5624 | &FPT_scamInfo[p_our_id]. | |
5625 | id_string[0]))) | |
5626 | FPT_scamInfo[p_our_id].id_string[0] |= | |
5627 | 0x80; | |
5628 | } | |
5629 | } while (!assigned_id); | |
1da177e4 | 5630 | |
5c04a7b8 AD |
5631 | while (FPT_scxferc(p_port, 0x00) != CFG_CMPLT) { |
5632 | } | |
5633 | } | |
1da177e4 | 5634 | |
5c04a7b8 AD |
5635 | if (ScamFlg & SCAM_ENABLED) { |
5636 | FPT_scbusf(p_port); | |
5637 | if (currCard->globalFlags & F_UPDATE_EEPROM) { | |
5638 | FPT_scsavdi(p_card, p_port); | |
5639 | currCard->globalFlags &= ~F_UPDATE_EEPROM; | |
5640 | } | |
5641 | } | |
1da177e4 | 5642 | |
1da177e4 LT |
5643 | /* |
5644 | for (i=0,k=0; i < MAX_SCSI_TAR; i++) | |
5645 | { | |
47b5d69c JB |
5646 | if ((FPT_scamInfo[i].state == ID_ASSIGNED) || |
5647 | (FPT_scamInfo[i].state == LEGACY)) | |
1da177e4 LT |
5648 | k++; |
5649 | } | |
5650 | ||
5651 | if (k==2) | |
5652 | currCard->globalFlags |= F_SINGLE_DEVICE; | |
5653 | else | |
5654 | currCard->globalFlags &= ~F_SINGLE_DEVICE; | |
5655 | */ | |
5656 | } | |
5657 | ||
1da177e4 LT |
5658 | /*--------------------------------------------------------------------- |
5659 | * | |
47b5d69c | 5660 | * Function: FPT_scarb |
1da177e4 LT |
5661 | * |
5662 | * Description: Gain control of the bus and wait SCAM select time (250ms) | |
5663 | * | |
5664 | *---------------------------------------------------------------------*/ | |
5665 | ||
391e2f25 | 5666 | static int FPT_scarb(u32 p_port, unsigned char p_sel_type) |
1da177e4 | 5667 | { |
5c04a7b8 | 5668 | if (p_sel_type == INIT_SELTD) { |
1da177e4 | 5669 | |
5c04a7b8 AD |
5670 | while (RD_HARPOON(p_port + hp_scsisig) & (SCSI_SEL | SCSI_BSY)) { |
5671 | } | |
1da177e4 | 5672 | |
5c04a7b8 | 5673 | if (RD_HARPOON(p_port + hp_scsisig) & SCSI_SEL) |
5c1b85e2 | 5674 | return 0; |
1da177e4 | 5675 | |
5c04a7b8 | 5676 | if (RD_HARPOON(p_port + hp_scsidata_0) != 00) |
5c1b85e2 | 5677 | return 0; |
1da177e4 | 5678 | |
5c04a7b8 AD |
5679 | WR_HARPOON(p_port + hp_scsisig, |
5680 | (RD_HARPOON(p_port + hp_scsisig) | SCSI_BSY)); | |
1da177e4 | 5681 | |
5c04a7b8 | 5682 | if (RD_HARPOON(p_port + hp_scsisig) & SCSI_SEL) { |
1da177e4 | 5683 | |
5c04a7b8 AD |
5684 | WR_HARPOON(p_port + hp_scsisig, |
5685 | (RD_HARPOON(p_port + hp_scsisig) & | |
5686 | ~SCSI_BSY)); | |
5c1b85e2 | 5687 | return 0; |
5c04a7b8 | 5688 | } |
1da177e4 | 5689 | |
5c04a7b8 AD |
5690 | WR_HARPOON(p_port + hp_scsisig, |
5691 | (RD_HARPOON(p_port + hp_scsisig) | SCSI_SEL)); | |
1da177e4 | 5692 | |
5c04a7b8 | 5693 | if (RD_HARPOON(p_port + hp_scsidata_0) != 00) { |
1da177e4 | 5694 | |
5c04a7b8 AD |
5695 | WR_HARPOON(p_port + hp_scsisig, |
5696 | (RD_HARPOON(p_port + hp_scsisig) & | |
5697 | ~(SCSI_BSY | SCSI_SEL))); | |
5c1b85e2 | 5698 | return 0; |
5c04a7b8 AD |
5699 | } |
5700 | } | |
1da177e4 | 5701 | |
5c04a7b8 AD |
5702 | WR_HARPOON(p_port + hp_clkctrl_0, (RD_HARPOON(p_port + hp_clkctrl_0) |
5703 | & ~ACTdeassert)); | |
5704 | WR_HARPOON(p_port + hp_scsireset, SCAM_EN); | |
5705 | WR_HARPOON(p_port + hp_scsidata_0, 0x00); | |
5706 | WR_HARPOON(p_port + hp_scsidata_1, 0x00); | |
5707 | WR_HARPOON(p_port + hp_portctrl_0, SCSI_BUS_EN); | |
1da177e4 | 5708 | |
5c04a7b8 AD |
5709 | WR_HARPOON(p_port + hp_scsisig, |
5710 | (RD_HARPOON(p_port + hp_scsisig) | SCSI_MSG)); | |
1da177e4 | 5711 | |
5c04a7b8 AD |
5712 | WR_HARPOON(p_port + hp_scsisig, (RD_HARPOON(p_port + hp_scsisig) |
5713 | & ~SCSI_BSY)); | |
1da177e4 | 5714 | |
5c04a7b8 | 5715 | FPT_Wait(p_port, TO_250ms); |
1da177e4 | 5716 | |
5c1b85e2 | 5717 | return 1; |
1da177e4 LT |
5718 | } |
5719 | ||
1da177e4 LT |
5720 | /*--------------------------------------------------------------------- |
5721 | * | |
47b5d69c | 5722 | * Function: FPT_scbusf |
1da177e4 LT |
5723 | * |
5724 | * Description: Release the SCSI bus and disable SCAM selection. | |
5725 | * | |
5726 | *---------------------------------------------------------------------*/ | |
5727 | ||
391e2f25 | 5728 | static void FPT_scbusf(u32 p_port) |
1da177e4 | 5729 | { |
5c04a7b8 AD |
5730 | WR_HARPOON(p_port + hp_page_ctrl, |
5731 | (RD_HARPOON(p_port + hp_page_ctrl) | G_INT_DISABLE)); | |
1da177e4 | 5732 | |
5c04a7b8 | 5733 | WR_HARPOON(p_port + hp_scsidata_0, 0x00); |
1da177e4 | 5734 | |
5c04a7b8 AD |
5735 | WR_HARPOON(p_port + hp_portctrl_0, (RD_HARPOON(p_port + hp_portctrl_0) |
5736 | & ~SCSI_BUS_EN)); | |
1da177e4 | 5737 | |
5c04a7b8 | 5738 | WR_HARPOON(p_port + hp_scsisig, 0x00); |
1da177e4 | 5739 | |
5c04a7b8 AD |
5740 | WR_HARPOON(p_port + hp_scsireset, (RD_HARPOON(p_port + hp_scsireset) |
5741 | & ~SCAM_EN)); | |
1da177e4 | 5742 | |
5c04a7b8 AD |
5743 | WR_HARPOON(p_port + hp_clkctrl_0, (RD_HARPOON(p_port + hp_clkctrl_0) |
5744 | | ACTdeassert)); | |
1da177e4 | 5745 | |
5c04a7b8 | 5746 | WRW_HARPOON((p_port + hp_intstat), (BUS_FREE | AUTO_INT | SCAM_SEL)); |
1da177e4 | 5747 | |
5c04a7b8 AD |
5748 | WR_HARPOON(p_port + hp_page_ctrl, |
5749 | (RD_HARPOON(p_port + hp_page_ctrl) & ~G_INT_DISABLE)); | |
1da177e4 LT |
5750 | } |
5751 | ||
1da177e4 LT |
5752 | /*--------------------------------------------------------------------- |
5753 | * | |
47b5d69c | 5754 | * Function: FPT_scasid |
1da177e4 LT |
5755 | * |
5756 | * Description: Assign an ID to all the SCAM devices. | |
5757 | * | |
5758 | *---------------------------------------------------------------------*/ | |
5759 | ||
391e2f25 | 5760 | static void FPT_scasid(unsigned char p_card, u32 p_port) |
1da177e4 | 5761 | { |
5c04a7b8 | 5762 | unsigned char temp_id_string[ID_STRING_LENGTH]; |
1da177e4 | 5763 | |
5c04a7b8 | 5764 | unsigned char i, k, scam_id; |
db038cf8 | 5765 | unsigned char crcBytes[3]; |
5c04a7b8 AD |
5766 | struct nvram_info *pCurrNvRam; |
5767 | unsigned short *pCrcBytes; | |
1da177e4 | 5768 | |
47b5d69c | 5769 | pCurrNvRam = FPT_BL_Card[p_card].pNvRamInfo; |
1da177e4 | 5770 | |
5c04a7b8 | 5771 | i = 0; |
1da177e4 | 5772 | |
5c04a7b8 | 5773 | while (!i) { |
1da177e4 | 5774 | |
5c04a7b8 AD |
5775 | for (k = 0; k < ID_STRING_LENGTH; k++) { |
5776 | temp_id_string[k] = (unsigned char)0x00; | |
5777 | } | |
1da177e4 | 5778 | |
5c04a7b8 AD |
5779 | FPT_scxferc(p_port, SYNC_PTRN); |
5780 | FPT_scxferc(p_port, ASSIGN_ID); | |
1da177e4 | 5781 | |
5c04a7b8 AD |
5782 | if (!(FPT_sciso(p_port, &temp_id_string[0]))) { |
5783 | if (pCurrNvRam) { | |
fd1e29ed | 5784 | pCrcBytes = (unsigned short *)&crcBytes[0]; |
47b5d69c JB |
5785 | *pCrcBytes = FPT_CalcCrc16(&temp_id_string[0]); |
5786 | crcBytes[2] = FPT_CalcLrc(&temp_id_string[0]); | |
1da177e4 LT |
5787 | temp_id_string[1] = crcBytes[2]; |
5788 | temp_id_string[2] = crcBytes[0]; | |
5789 | temp_id_string[3] = crcBytes[1]; | |
5c04a7b8 AD |
5790 | for (k = 4; k < ID_STRING_LENGTH; k++) |
5791 | temp_id_string[k] = (unsigned char)0x00; | |
1da177e4 | 5792 | } |
5c04a7b8 | 5793 | i = FPT_scmachid(p_card, temp_id_string); |
1da177e4 | 5794 | |
5c04a7b8 AD |
5795 | if (i == CLR_PRIORITY) { |
5796 | FPT_scxferc(p_port, MISC_CODE); | |
5797 | FPT_scxferc(p_port, CLR_P_FLAG); | |
5798 | i = 0; /*Not the last ID yet. */ | |
5799 | } | |
1da177e4 | 5800 | |
5c04a7b8 AD |
5801 | else if (i != NO_ID_AVAIL) { |
5802 | if (i < 8) | |
5803 | FPT_scxferc(p_port, ID_0_7); | |
5804 | else | |
5805 | FPT_scxferc(p_port, ID_8_F); | |
1da177e4 | 5806 | |
5c04a7b8 | 5807 | scam_id = (i & (unsigned char)0x07); |
1da177e4 | 5808 | |
5c04a7b8 AD |
5809 | for (k = 1; k < 0x08; k <<= 1) |
5810 | if (!(k & i)) | |
5811 | scam_id += 0x08; /*Count number of zeros in DB0-3. */ | |
1da177e4 | 5812 | |
5c04a7b8 | 5813 | FPT_scxferc(p_port, scam_id); |
1da177e4 | 5814 | |
5c04a7b8 AD |
5815 | i = 0; /*Not the last ID yet. */ |
5816 | } | |
5817 | } | |
1da177e4 | 5818 | |
5c04a7b8 AD |
5819 | else { |
5820 | i = 1; | |
5821 | } | |
1da177e4 | 5822 | |
5c04a7b8 | 5823 | } /*End while */ |
1da177e4 | 5824 | |
5c04a7b8 AD |
5825 | FPT_scxferc(p_port, SYNC_PTRN); |
5826 | FPT_scxferc(p_port, CFG_CMPLT); | |
1da177e4 LT |
5827 | } |
5828 | ||
1da177e4 LT |
5829 | /*--------------------------------------------------------------------- |
5830 | * | |
47b5d69c | 5831 | * Function: FPT_scsel |
1da177e4 LT |
5832 | * |
5833 | * Description: Select all the SCAM devices. | |
5834 | * | |
5835 | *---------------------------------------------------------------------*/ | |
5836 | ||
391e2f25 | 5837 | static void FPT_scsel(u32 p_port) |
1da177e4 LT |
5838 | { |
5839 | ||
5c04a7b8 AD |
5840 | WR_HARPOON(p_port + hp_scsisig, SCSI_SEL); |
5841 | FPT_scwiros(p_port, SCSI_MSG); | |
1da177e4 | 5842 | |
5c04a7b8 | 5843 | WR_HARPOON(p_port + hp_scsisig, (SCSI_SEL | SCSI_BSY)); |
1da177e4 | 5844 | |
5c04a7b8 AD |
5845 | WR_HARPOON(p_port + hp_scsisig, |
5846 | (SCSI_SEL | SCSI_BSY | SCSI_IOBIT | SCSI_CD)); | |
5847 | WR_HARPOON(p_port + hp_scsidata_0, | |
5848 | (unsigned char)(RD_HARPOON(p_port + hp_scsidata_0) | | |
5849 | (unsigned char)(BIT(7) + BIT(6)))); | |
1da177e4 | 5850 | |
5c04a7b8 AD |
5851 | WR_HARPOON(p_port + hp_scsisig, (SCSI_BSY | SCSI_IOBIT | SCSI_CD)); |
5852 | FPT_scwiros(p_port, SCSI_SEL); | |
1da177e4 | 5853 | |
5c04a7b8 AD |
5854 | WR_HARPOON(p_port + hp_scsidata_0, |
5855 | (unsigned char)(RD_HARPOON(p_port + hp_scsidata_0) & | |
5856 | ~(unsigned char)BIT(6))); | |
5857 | FPT_scwirod(p_port, BIT(6)); | |
1da177e4 | 5858 | |
5c04a7b8 AD |
5859 | WR_HARPOON(p_port + hp_scsisig, |
5860 | (SCSI_SEL | SCSI_BSY | SCSI_IOBIT | SCSI_CD)); | |
1da177e4 LT |
5861 | } |
5862 | ||
1da177e4 LT |
5863 | /*--------------------------------------------------------------------- |
5864 | * | |
47b5d69c | 5865 | * Function: FPT_scxferc |
1da177e4 LT |
5866 | * |
5867 | * Description: Handshake the p_data (DB4-0) across the bus. | |
5868 | * | |
5869 | *---------------------------------------------------------------------*/ | |
5870 | ||
391e2f25 | 5871 | static unsigned char FPT_scxferc(u32 p_port, unsigned char p_data) |
1da177e4 | 5872 | { |
5c04a7b8 | 5873 | unsigned char curr_data, ret_data; |
1da177e4 | 5874 | |
5c04a7b8 | 5875 | curr_data = p_data | BIT(7) | BIT(5); /*Start with DB7 & DB5 asserted. */ |
1da177e4 | 5876 | |
5c04a7b8 | 5877 | WR_HARPOON(p_port + hp_scsidata_0, curr_data); |
1da177e4 | 5878 | |
5c04a7b8 | 5879 | curr_data &= ~BIT(7); |
1da177e4 | 5880 | |
5c04a7b8 | 5881 | WR_HARPOON(p_port + hp_scsidata_0, curr_data); |
1da177e4 | 5882 | |
5c04a7b8 AD |
5883 | FPT_scwirod(p_port, BIT(7)); /*Wait for DB7 to be released. */ |
5884 | while (!(RD_HARPOON(p_port + hp_scsidata_0) & BIT(5))) ; | |
1da177e4 | 5885 | |
5c04a7b8 | 5886 | ret_data = (RD_HARPOON(p_port + hp_scsidata_0) & (unsigned char)0x1F); |
1da177e4 | 5887 | |
5c04a7b8 | 5888 | curr_data |= BIT(6); |
1da177e4 | 5889 | |
5c04a7b8 | 5890 | WR_HARPOON(p_port + hp_scsidata_0, curr_data); |
1da177e4 | 5891 | |
5c04a7b8 | 5892 | curr_data &= ~BIT(5); |
1da177e4 | 5893 | |
5c04a7b8 | 5894 | WR_HARPOON(p_port + hp_scsidata_0, curr_data); |
1da177e4 | 5895 | |
5c04a7b8 | 5896 | FPT_scwirod(p_port, BIT(5)); /*Wait for DB5 to be released. */ |
1da177e4 | 5897 | |
5c04a7b8 AD |
5898 | curr_data &= ~(BIT(4) | BIT(3) | BIT(2) | BIT(1) | BIT(0)); /*Release data bits */ |
5899 | curr_data |= BIT(7); | |
1da177e4 | 5900 | |
5c04a7b8 | 5901 | WR_HARPOON(p_port + hp_scsidata_0, curr_data); |
1da177e4 | 5902 | |
5c04a7b8 | 5903 | curr_data &= ~BIT(6); |
1da177e4 | 5904 | |
5c04a7b8 | 5905 | WR_HARPOON(p_port + hp_scsidata_0, curr_data); |
1da177e4 | 5906 | |
5c04a7b8 | 5907 | FPT_scwirod(p_port, BIT(6)); /*Wait for DB6 to be released. */ |
1da177e4 | 5908 | |
5c1b85e2 | 5909 | return ret_data; |
1da177e4 LT |
5910 | } |
5911 | ||
1da177e4 LT |
5912 | /*--------------------------------------------------------------------- |
5913 | * | |
47b5d69c | 5914 | * Function: FPT_scsendi |
1da177e4 LT |
5915 | * |
5916 | * Description: Transfer our Identification string to determine if we | |
5917 | * will be the dominant master. | |
5918 | * | |
5919 | *---------------------------------------------------------------------*/ | |
5920 | ||
391e2f25 | 5921 | static unsigned char FPT_scsendi(u32 p_port, unsigned char p_id_string[]) |
1da177e4 | 5922 | { |
5c04a7b8 | 5923 | unsigned char ret_data, byte_cnt, bit_cnt, defer; |
1da177e4 | 5924 | |
5c04a7b8 | 5925 | defer = 0; |
1da177e4 | 5926 | |
5c04a7b8 | 5927 | for (byte_cnt = 0; byte_cnt < ID_STRING_LENGTH; byte_cnt++) { |
1da177e4 | 5928 | |
5c04a7b8 | 5929 | for (bit_cnt = 0x80; bit_cnt != 0; bit_cnt >>= 1) { |
1da177e4 | 5930 | |
5c04a7b8 AD |
5931 | if (defer) |
5932 | ret_data = FPT_scxferc(p_port, 00); | |
1da177e4 | 5933 | |
5c04a7b8 | 5934 | else if (p_id_string[byte_cnt] & bit_cnt) |
1da177e4 | 5935 | |
5c04a7b8 | 5936 | ret_data = FPT_scxferc(p_port, 02); |
1da177e4 | 5937 | |
5c04a7b8 | 5938 | else { |
1da177e4 | 5939 | |
5c04a7b8 AD |
5940 | ret_data = FPT_scxferc(p_port, 01); |
5941 | if (ret_data & 02) | |
5942 | defer = 1; | |
5943 | } | |
1da177e4 | 5944 | |
5c04a7b8 | 5945 | if ((ret_data & 0x1C) == 0x10) |
5c1b85e2 | 5946 | return 0x00; /*End of isolation stage, we won! */ |
1da177e4 | 5947 | |
5c04a7b8 | 5948 | if (ret_data & 0x1C) |
5c1b85e2 | 5949 | return 0xFF; |
1da177e4 | 5950 | |
5c04a7b8 | 5951 | if ((defer) && (!(ret_data & 0x1F))) |
5c1b85e2 | 5952 | return 0x01; /*End of isolation stage, we lost. */ |
1da177e4 | 5953 | |
5c04a7b8 | 5954 | } /*bit loop */ |
1da177e4 | 5955 | |
5c04a7b8 | 5956 | } /*byte loop */ |
1da177e4 | 5957 | |
5c04a7b8 | 5958 | if (defer) |
5c1b85e2 | 5959 | return 0x01; /*We lost */ |
5c04a7b8 | 5960 | else |
5c1b85e2 | 5961 | return 0; /*We WON! Yeeessss! */ |
1da177e4 LT |
5962 | } |
5963 | ||
1da177e4 LT |
5964 | /*--------------------------------------------------------------------- |
5965 | * | |
47b5d69c | 5966 | * Function: FPT_sciso |
1da177e4 LT |
5967 | * |
5968 | * Description: Transfer the Identification string. | |
5969 | * | |
5970 | *---------------------------------------------------------------------*/ | |
5971 | ||
391e2f25 | 5972 | static unsigned char FPT_sciso(u32 p_port, unsigned char p_id_string[]) |
1da177e4 | 5973 | { |
5c04a7b8 | 5974 | unsigned char ret_data, the_data, byte_cnt, bit_cnt; |
1da177e4 | 5975 | |
5c04a7b8 | 5976 | the_data = 0; |
1da177e4 | 5977 | |
5c04a7b8 | 5978 | for (byte_cnt = 0; byte_cnt < ID_STRING_LENGTH; byte_cnt++) { |
1da177e4 | 5979 | |
5c04a7b8 | 5980 | for (bit_cnt = 0; bit_cnt < 8; bit_cnt++) { |
1da177e4 | 5981 | |
5c04a7b8 | 5982 | ret_data = FPT_scxferc(p_port, 0); |
1da177e4 | 5983 | |
5c04a7b8 | 5984 | if (ret_data & 0xFC) |
5c1b85e2 | 5985 | return 0xFF; |
1da177e4 | 5986 | |
5c04a7b8 | 5987 | else { |
1da177e4 | 5988 | |
5c04a7b8 AD |
5989 | the_data <<= 1; |
5990 | if (ret_data & BIT(1)) { | |
5991 | the_data |= 1; | |
5992 | } | |
5993 | } | |
1da177e4 | 5994 | |
5c04a7b8 | 5995 | if ((ret_data & 0x1F) == 0) { |
1da177e4 LT |
5996 | /* |
5997 | if(bit_cnt != 0 || bit_cnt != 8) | |
5998 | { | |
5999 | byte_cnt = 0; | |
6000 | bit_cnt = 0; | |
47b5d69c JB |
6001 | FPT_scxferc(p_port, SYNC_PTRN); |
6002 | FPT_scxferc(p_port, ASSIGN_ID); | |
1da177e4 LT |
6003 | continue; |
6004 | } | |
6005 | */ | |
5c04a7b8 | 6006 | if (byte_cnt) |
5c1b85e2 | 6007 | return 0x00; |
5c04a7b8 | 6008 | else |
5c1b85e2 | 6009 | return 0xFF; |
5c04a7b8 | 6010 | } |
1da177e4 | 6011 | |
5c04a7b8 | 6012 | } /*bit loop */ |
1da177e4 | 6013 | |
5c04a7b8 | 6014 | p_id_string[byte_cnt] = the_data; |
1da177e4 | 6015 | |
5c04a7b8 | 6016 | } /*byte loop */ |
1da177e4 | 6017 | |
5c1b85e2 | 6018 | return 0; |
1da177e4 LT |
6019 | } |
6020 | ||
1da177e4 LT |
6021 | /*--------------------------------------------------------------------- |
6022 | * | |
47b5d69c | 6023 | * Function: FPT_scwirod |
1da177e4 LT |
6024 | * |
6025 | * Description: Sample the SCSI data bus making sure the signal has been | |
6026 | * deasserted for the correct number of consecutive samples. | |
6027 | * | |
6028 | *---------------------------------------------------------------------*/ | |
6029 | ||
391e2f25 | 6030 | static void FPT_scwirod(u32 p_port, unsigned char p_data_bit) |
1da177e4 | 6031 | { |
5c04a7b8 | 6032 | unsigned char i; |
1da177e4 | 6033 | |
5c04a7b8 AD |
6034 | i = 0; |
6035 | while (i < MAX_SCSI_TAR) { | |
1da177e4 | 6036 | |
5c04a7b8 | 6037 | if (RD_HARPOON(p_port + hp_scsidata_0) & p_data_bit) |
1da177e4 | 6038 | |
5c04a7b8 | 6039 | i = 0; |
1da177e4 | 6040 | |
5c04a7b8 | 6041 | else |
1da177e4 | 6042 | |
5c04a7b8 | 6043 | i++; |
1da177e4 | 6044 | |
5c04a7b8 | 6045 | } |
1da177e4 LT |
6046 | } |
6047 | ||
1da177e4 LT |
6048 | /*--------------------------------------------------------------------- |
6049 | * | |
47b5d69c | 6050 | * Function: FPT_scwiros |
1da177e4 LT |
6051 | * |
6052 | * Description: Sample the SCSI Signal lines making sure the signal has been | |
6053 | * deasserted for the correct number of consecutive samples. | |
6054 | * | |
6055 | *---------------------------------------------------------------------*/ | |
6056 | ||
391e2f25 | 6057 | static void FPT_scwiros(u32 p_port, unsigned char p_data_bit) |
1da177e4 | 6058 | { |
5c04a7b8 | 6059 | unsigned char i; |
1da177e4 | 6060 | |
5c04a7b8 AD |
6061 | i = 0; |
6062 | while (i < MAX_SCSI_TAR) { | |
1da177e4 | 6063 | |
5c04a7b8 | 6064 | if (RD_HARPOON(p_port + hp_scsisig) & p_data_bit) |
1da177e4 | 6065 | |
5c04a7b8 | 6066 | i = 0; |
1da177e4 | 6067 | |
5c04a7b8 | 6068 | else |
1da177e4 | 6069 | |
5c04a7b8 | 6070 | i++; |
1da177e4 | 6071 | |
5c04a7b8 | 6072 | } |
47b5d69c | 6073 | } |
1da177e4 | 6074 | |
47b5d69c JB |
6075 | /*--------------------------------------------------------------------- |
6076 | * | |
6077 | * Function: FPT_scvalq | |
6078 | * | |
6079 | * Description: Make sure we received a valid data byte. | |
6080 | * | |
6081 | *---------------------------------------------------------------------*/ | |
1da177e4 | 6082 | |
db038cf8 | 6083 | static unsigned char FPT_scvalq(unsigned char p_quintet) |
47b5d69c | 6084 | { |
5c04a7b8 | 6085 | unsigned char count; |
1da177e4 | 6086 | |
5c04a7b8 AD |
6087 | for (count = 1; count < 0x08; count <<= 1) { |
6088 | if (!(p_quintet & count)) | |
6089 | p_quintet -= 0x80; | |
6090 | } | |
47b5d69c | 6091 | |
5c04a7b8 | 6092 | if (p_quintet & 0x18) |
5c1b85e2 | 6093 | return 0; |
47b5d69c | 6094 | |
5c04a7b8 | 6095 | else |
5c1b85e2 | 6096 | return 1; |
1da177e4 LT |
6097 | } |
6098 | ||
1da177e4 LT |
6099 | /*--------------------------------------------------------------------- |
6100 | * | |
47b5d69c | 6101 | * Function: FPT_scsell |
1da177e4 LT |
6102 | * |
6103 | * Description: Select the specified device ID using a selection timeout | |
47b5d69c JB |
6104 | * less than 4ms. If somebody responds then it is a legacy |
6105 | * drive and this ID must be marked as such. | |
1da177e4 LT |
6106 | * |
6107 | *---------------------------------------------------------------------*/ | |
6108 | ||
391e2f25 | 6109 | static unsigned char FPT_scsell(u32 p_port, unsigned char targ_id) |
1da177e4 | 6110 | { |
5c04a7b8 | 6111 | unsigned long i; |
1da177e4 | 6112 | |
5c04a7b8 AD |
6113 | WR_HARPOON(p_port + hp_page_ctrl, |
6114 | (RD_HARPOON(p_port + hp_page_ctrl) | G_INT_DISABLE)); | |
1da177e4 | 6115 | |
5c04a7b8 | 6116 | ARAM_ACCESS(p_port); |
1da177e4 | 6117 | |
5c04a7b8 AD |
6118 | WR_HARPOON(p_port + hp_addstat, |
6119 | (RD_HARPOON(p_port + hp_addstat) | SCAM_TIMER)); | |
6120 | WR_HARPOON(p_port + hp_seltimeout, TO_4ms); | |
1da177e4 | 6121 | |
5c04a7b8 AD |
6122 | for (i = p_port + CMD_STRT; i < p_port + CMD_STRT + 12; i += 2) { |
6123 | WRW_HARPOON(i, (MPM_OP + ACOMMAND)); | |
6124 | } | |
6125 | WRW_HARPOON(i, (BRH_OP + ALWAYS + NP)); | |
1da177e4 | 6126 | |
5c04a7b8 AD |
6127 | WRW_HARPOON((p_port + hp_intstat), |
6128 | (RESET | TIMEOUT | SEL | BUS_FREE | AUTO_INT)); | |
1da177e4 | 6129 | |
5c04a7b8 | 6130 | WR_HARPOON(p_port + hp_select_id, targ_id); |
1da177e4 | 6131 | |
5c04a7b8 AD |
6132 | WR_HARPOON(p_port + hp_portctrl_0, SCSI_PORT); |
6133 | WR_HARPOON(p_port + hp_autostart_3, (SELECT | CMD_ONLY_STRT)); | |
6134 | WR_HARPOON(p_port + hp_scsictrl_0, (SEL_TAR | ENA_RESEL)); | |
1da177e4 | 6135 | |
5c04a7b8 AD |
6136 | while (!(RDW_HARPOON((p_port + hp_intstat)) & |
6137 | (RESET | PROG_HLT | TIMEOUT | AUTO_INT))) { | |
6138 | } | |
1da177e4 | 6139 | |
5c04a7b8 AD |
6140 | if (RDW_HARPOON((p_port + hp_intstat)) & RESET) |
6141 | FPT_Wait(p_port, TO_250ms); | |
1da177e4 | 6142 | |
5c04a7b8 | 6143 | DISABLE_AUTO(p_port); |
1da177e4 | 6144 | |
5c04a7b8 AD |
6145 | WR_HARPOON(p_port + hp_addstat, |
6146 | (RD_HARPOON(p_port + hp_addstat) & ~SCAM_TIMER)); | |
6147 | WR_HARPOON(p_port + hp_seltimeout, TO_290ms); | |
1da177e4 | 6148 | |
5c04a7b8 | 6149 | SGRAM_ACCESS(p_port); |
1da177e4 | 6150 | |
5c04a7b8 | 6151 | if (RDW_HARPOON((p_port + hp_intstat)) & (RESET | TIMEOUT)) { |
1da177e4 | 6152 | |
5c04a7b8 AD |
6153 | WRW_HARPOON((p_port + hp_intstat), |
6154 | (RESET | TIMEOUT | SEL | BUS_FREE | PHASE)); | |
1da177e4 | 6155 | |
5c04a7b8 AD |
6156 | WR_HARPOON(p_port + hp_page_ctrl, |
6157 | (RD_HARPOON(p_port + hp_page_ctrl) & | |
6158 | ~G_INT_DISABLE)); | |
1da177e4 | 6159 | |
5c1b85e2 | 6160 | return 0; /*No legacy device */ |
5c04a7b8 | 6161 | } |
1da177e4 | 6162 | |
5c04a7b8 | 6163 | else { |
1da177e4 | 6164 | |
5c04a7b8 AD |
6165 | while (!(RDW_HARPOON((p_port + hp_intstat)) & BUS_FREE)) { |
6166 | if (RD_HARPOON(p_port + hp_scsisig) & SCSI_REQ) { | |
6167 | WR_HARPOON(p_port + hp_scsisig, | |
6168 | (SCSI_ACK + S_ILL_PH)); | |
6169 | ACCEPT_MSG(p_port); | |
6170 | } | |
1da177e4 LT |
6171 | } |
6172 | ||
5c04a7b8 | 6173 | WRW_HARPOON((p_port + hp_intstat), CLR_ALL_INT_1); |
1da177e4 | 6174 | |
5c04a7b8 AD |
6175 | WR_HARPOON(p_port + hp_page_ctrl, |
6176 | (RD_HARPOON(p_port + hp_page_ctrl) & | |
6177 | ~G_INT_DISABLE)); | |
1da177e4 | 6178 | |
5c1b85e2 | 6179 | return 1; /*Found one of them oldies! */ |
5c04a7b8 | 6180 | } |
1da177e4 | 6181 | } |
1da177e4 LT |
6182 | |
6183 | /*--------------------------------------------------------------------- | |
6184 | * | |
47b5d69c | 6185 | * Function: FPT_scwtsel |
1da177e4 LT |
6186 | * |
6187 | * Description: Wait to be selected by another SCAM initiator. | |
6188 | * | |
6189 | *---------------------------------------------------------------------*/ | |
6190 | ||
391e2f25 | 6191 | static void FPT_scwtsel(u32 p_port) |
1da177e4 | 6192 | { |
5c04a7b8 AD |
6193 | while (!(RDW_HARPOON((p_port + hp_intstat)) & SCAM_SEL)) { |
6194 | } | |
1da177e4 LT |
6195 | } |
6196 | ||
1da177e4 LT |
6197 | /*--------------------------------------------------------------------- |
6198 | * | |
47b5d69c | 6199 | * Function: FPT_inisci |
1da177e4 LT |
6200 | * |
6201 | * Description: Setup the data Structure with the info from the EEPROM. | |
6202 | * | |
6203 | *---------------------------------------------------------------------*/ | |
6204 | ||
391e2f25 | 6205 | static void FPT_inisci(unsigned char p_card, u32 p_port, unsigned char p_our_id) |
1da177e4 | 6206 | { |
5c04a7b8 AD |
6207 | unsigned char i, k, max_id; |
6208 | unsigned short ee_data; | |
6209 | struct nvram_info *pCurrNvRam; | |
1da177e4 | 6210 | |
47b5d69c | 6211 | pCurrNvRam = FPT_BL_Card[p_card].pNvRamInfo; |
1da177e4 | 6212 | |
5c04a7b8 AD |
6213 | if (RD_HARPOON(p_port + hp_page_ctrl) & NARROW_SCSI_CARD) |
6214 | max_id = 0x08; | |
1da177e4 | 6215 | |
5c04a7b8 AD |
6216 | else |
6217 | max_id = 0x10; | |
1da177e4 | 6218 | |
5c04a7b8 AD |
6219 | if (pCurrNvRam) { |
6220 | for (i = 0; i < max_id; i++) { | |
1da177e4 | 6221 | |
5c04a7b8 AD |
6222 | for (k = 0; k < 4; k++) |
6223 | FPT_scamInfo[i].id_string[k] = | |
6224 | pCurrNvRam->niScamTbl[i][k]; | |
6225 | for (k = 4; k < ID_STRING_LENGTH; k++) | |
6226 | FPT_scamInfo[i].id_string[k] = | |
6227 | (unsigned char)0x00; | |
1da177e4 | 6228 | |
5c04a7b8 AD |
6229 | if (FPT_scamInfo[i].id_string[0] == 0x00) |
6230 | FPT_scamInfo[i].state = ID_UNUSED; /*Default to unused ID. */ | |
6231 | else | |
6232 | FPT_scamInfo[i].state = ID_UNASSIGNED; /*Default to unassigned ID. */ | |
1da177e4 LT |
6233 | |
6234 | } | |
5c04a7b8 AD |
6235 | } else { |
6236 | for (i = 0; i < max_id; i++) { | |
6237 | for (k = 0; k < ID_STRING_LENGTH; k += 2) { | |
6238 | ee_data = | |
6239 | FPT_utilEERead(p_port, | |
6240 | (unsigned | |
6241 | short)((EE_SCAMBASE / 2) + | |
6242 | (unsigned short)(i * | |
6243 | ((unsigned short)ID_STRING_LENGTH / 2)) + (unsigned short)(k / 2))); | |
6244 | FPT_scamInfo[i].id_string[k] = | |
6245 | (unsigned char)ee_data; | |
6246 | ee_data >>= 8; | |
6247 | FPT_scamInfo[i].id_string[k + 1] = | |
6248 | (unsigned char)ee_data; | |
6249 | } | |
1da177e4 | 6250 | |
5c04a7b8 AD |
6251 | if ((FPT_scamInfo[i].id_string[0] == 0x00) || |
6252 | (FPT_scamInfo[i].id_string[0] == 0xFF)) | |
1da177e4 | 6253 | |
5c04a7b8 | 6254 | FPT_scamInfo[i].state = ID_UNUSED; /*Default to unused ID. */ |
1da177e4 | 6255 | |
5c04a7b8 AD |
6256 | else |
6257 | FPT_scamInfo[i].state = ID_UNASSIGNED; /*Default to unassigned ID. */ | |
1da177e4 | 6258 | |
5c04a7b8 | 6259 | } |
1da177e4 | 6260 | } |
5c04a7b8 | 6261 | for (k = 0; k < ID_STRING_LENGTH; k++) |
47b5d69c | 6262 | FPT_scamInfo[p_our_id].id_string[k] = FPT_scamHAString[k]; |
1da177e4 LT |
6263 | |
6264 | } | |
6265 | ||
6266 | /*--------------------------------------------------------------------- | |
6267 | * | |
47b5d69c | 6268 | * Function: FPT_scmachid |
1da177e4 LT |
6269 | * |
6270 | * Description: Match the Device ID string with our values stored in | |
6271 | * the EEPROM. | |
6272 | * | |
6273 | *---------------------------------------------------------------------*/ | |
6274 | ||
5c04a7b8 AD |
6275 | static unsigned char FPT_scmachid(unsigned char p_card, |
6276 | unsigned char p_id_string[]) | |
1da177e4 LT |
6277 | { |
6278 | ||
5c04a7b8 | 6279 | unsigned char i, k, match; |
1da177e4 | 6280 | |
5c04a7b8 | 6281 | for (i = 0; i < MAX_SCSI_TAR; i++) { |
1da177e4 | 6282 | |
5c04a7b8 | 6283 | match = 1; |
1da177e4 | 6284 | |
5c04a7b8 AD |
6285 | for (k = 0; k < ID_STRING_LENGTH; k++) { |
6286 | if (p_id_string[k] != FPT_scamInfo[i].id_string[k]) | |
6287 | match = 0; | |
6288 | } | |
1da177e4 | 6289 | |
5c04a7b8 AD |
6290 | if (match) { |
6291 | FPT_scamInfo[i].state = ID_ASSIGNED; | |
5c1b85e2 | 6292 | return i; |
5c04a7b8 | 6293 | } |
1da177e4 | 6294 | |
5c04a7b8 | 6295 | } |
1da177e4 | 6296 | |
5c04a7b8 AD |
6297 | if (p_id_string[0] & BIT(5)) |
6298 | i = 8; | |
6299 | else | |
6300 | i = MAX_SCSI_TAR; | |
1da177e4 | 6301 | |
5c04a7b8 AD |
6302 | if (((p_id_string[0] & 0x06) == 0x02) |
6303 | || ((p_id_string[0] & 0x06) == 0x04)) | |
6304 | match = p_id_string[1] & (unsigned char)0x1F; | |
6305 | else | |
6306 | match = 7; | |
1da177e4 | 6307 | |
5c04a7b8 AD |
6308 | while (i > 0) { |
6309 | i--; | |
1da177e4 | 6310 | |
5c04a7b8 AD |
6311 | if (FPT_scamInfo[match].state == ID_UNUSED) { |
6312 | for (k = 0; k < ID_STRING_LENGTH; k++) { | |
6313 | FPT_scamInfo[match].id_string[k] = | |
6314 | p_id_string[k]; | |
6315 | } | |
1da177e4 | 6316 | |
5c04a7b8 | 6317 | FPT_scamInfo[match].state = ID_ASSIGNED; |
1da177e4 | 6318 | |
5c04a7b8 AD |
6319 | if (FPT_BL_Card[p_card].pNvRamInfo == NULL) |
6320 | FPT_BL_Card[p_card].globalFlags |= | |
6321 | F_UPDATE_EEPROM; | |
5c1b85e2 | 6322 | return match; |
1da177e4 | 6323 | |
5c04a7b8 | 6324 | } |
1da177e4 | 6325 | |
5c04a7b8 | 6326 | match--; |
1da177e4 | 6327 | |
5c04a7b8 AD |
6328 | if (match == 0xFF) { |
6329 | if (p_id_string[0] & BIT(5)) | |
6330 | match = 7; | |
6331 | else | |
6332 | match = MAX_SCSI_TAR - 1; | |
6333 | } | |
1da177e4 | 6334 | } |
1da177e4 | 6335 | |
5c04a7b8 | 6336 | if (p_id_string[0] & BIT(7)) { |
5c1b85e2 | 6337 | return CLR_PRIORITY; |
5c04a7b8 | 6338 | } |
1da177e4 | 6339 | |
5c04a7b8 AD |
6340 | if (p_id_string[0] & BIT(5)) |
6341 | i = 8; | |
6342 | else | |
6343 | i = MAX_SCSI_TAR; | |
1da177e4 | 6344 | |
5c04a7b8 AD |
6345 | if (((p_id_string[0] & 0x06) == 0x02) |
6346 | || ((p_id_string[0] & 0x06) == 0x04)) | |
6347 | match = p_id_string[1] & (unsigned char)0x1F; | |
6348 | else | |
6349 | match = 7; | |
1da177e4 | 6350 | |
5c04a7b8 | 6351 | while (i > 0) { |
1da177e4 | 6352 | |
5c04a7b8 | 6353 | i--; |
1da177e4 | 6354 | |
5c04a7b8 AD |
6355 | if (FPT_scamInfo[match].state == ID_UNASSIGNED) { |
6356 | for (k = 0; k < ID_STRING_LENGTH; k++) { | |
6357 | FPT_scamInfo[match].id_string[k] = | |
6358 | p_id_string[k]; | |
6359 | } | |
1da177e4 | 6360 | |
5c04a7b8 AD |
6361 | FPT_scamInfo[match].id_string[0] |= BIT(7); |
6362 | FPT_scamInfo[match].state = ID_ASSIGNED; | |
6363 | if (FPT_BL_Card[p_card].pNvRamInfo == NULL) | |
6364 | FPT_BL_Card[p_card].globalFlags |= | |
6365 | F_UPDATE_EEPROM; | |
5c1b85e2 | 6366 | return match; |
1da177e4 | 6367 | |
5c04a7b8 | 6368 | } |
1da177e4 | 6369 | |
5c04a7b8 | 6370 | match--; |
1da177e4 | 6371 | |
5c04a7b8 AD |
6372 | if (match == 0xFF) { |
6373 | if (p_id_string[0] & BIT(5)) | |
6374 | match = 7; | |
6375 | else | |
6376 | match = MAX_SCSI_TAR - 1; | |
6377 | } | |
1da177e4 | 6378 | } |
1da177e4 | 6379 | |
5c1b85e2 | 6380 | return NO_ID_AVAIL; |
1da177e4 LT |
6381 | } |
6382 | ||
1da177e4 LT |
6383 | /*--------------------------------------------------------------------- |
6384 | * | |
47b5d69c | 6385 | * Function: FPT_scsavdi |
1da177e4 LT |
6386 | * |
6387 | * Description: Save off the device SCAM ID strings. | |
6388 | * | |
6389 | *---------------------------------------------------------------------*/ | |
6390 | ||
391e2f25 | 6391 | static void FPT_scsavdi(unsigned char p_card, u32 p_port) |
1da177e4 | 6392 | { |
5c04a7b8 AD |
6393 | unsigned char i, k, max_id; |
6394 | unsigned short ee_data, sum_data; | |
1da177e4 | 6395 | |
5c04a7b8 | 6396 | sum_data = 0x0000; |
1da177e4 | 6397 | |
5c04a7b8 AD |
6398 | for (i = 1; i < EE_SCAMBASE / 2; i++) { |
6399 | sum_data += FPT_utilEERead(p_port, i); | |
6400 | } | |
1da177e4 | 6401 | |
5c04a7b8 | 6402 | FPT_utilEEWriteOnOff(p_port, 1); /* Enable write access to the EEPROM */ |
1da177e4 | 6403 | |
5c04a7b8 AD |
6404 | if (RD_HARPOON(p_port + hp_page_ctrl) & NARROW_SCSI_CARD) |
6405 | max_id = 0x08; | |
1da177e4 | 6406 | |
5c04a7b8 AD |
6407 | else |
6408 | max_id = 0x10; | |
6409 | ||
6410 | for (i = 0; i < max_id; i++) { | |
6411 | ||
6412 | for (k = 0; k < ID_STRING_LENGTH; k += 2) { | |
6413 | ee_data = FPT_scamInfo[i].id_string[k + 1]; | |
6414 | ee_data <<= 8; | |
6415 | ee_data |= FPT_scamInfo[i].id_string[k]; | |
6416 | sum_data += ee_data; | |
6417 | FPT_utilEEWrite(p_port, ee_data, | |
6418 | (unsigned short)((EE_SCAMBASE / 2) + | |
6419 | (unsigned short)(i * | |
6420 | ((unsigned short)ID_STRING_LENGTH / 2)) + (unsigned short)(k / 2))); | |
6421 | } | |
6422 | } | |
1da177e4 | 6423 | |
5c04a7b8 AD |
6424 | FPT_utilEEWrite(p_port, sum_data, EEPROM_CHECK_SUM / 2); |
6425 | FPT_utilEEWriteOnOff(p_port, 0); /* Turn off write access */ | |
1da177e4 | 6426 | } |
1da177e4 LT |
6427 | |
6428 | /*--------------------------------------------------------------------- | |
6429 | * | |
47b5d69c | 6430 | * Function: FPT_XbowInit |
1da177e4 LT |
6431 | * |
6432 | * Description: Setup the Xbow for normal operation. | |
6433 | * | |
6434 | *---------------------------------------------------------------------*/ | |
6435 | ||
391e2f25 | 6436 | static void FPT_XbowInit(u32 port, unsigned char ScamFlg) |
1da177e4 | 6437 | { |
5c04a7b8 | 6438 | unsigned char i; |
1da177e4 | 6439 | |
5c04a7b8 AD |
6440 | i = RD_HARPOON(port + hp_page_ctrl); |
6441 | WR_HARPOON(port + hp_page_ctrl, (unsigned char)(i | G_INT_DISABLE)); | |
1da177e4 | 6442 | |
5c04a7b8 AD |
6443 | WR_HARPOON(port + hp_scsireset, 0x00); |
6444 | WR_HARPOON(port + hp_portctrl_1, HOST_MODE8); | |
1da177e4 | 6445 | |
5c04a7b8 AD |
6446 | WR_HARPOON(port + hp_scsireset, (DMA_RESET | HPSCSI_RESET | PROG_RESET | |
6447 | FIFO_CLR)); | |
1da177e4 | 6448 | |
5c04a7b8 | 6449 | WR_HARPOON(port + hp_scsireset, SCSI_INI); |
1da177e4 | 6450 | |
5c04a7b8 | 6451 | WR_HARPOON(port + hp_clkctrl_0, CLKCTRL_DEFAULT); |
1da177e4 | 6452 | |
5c04a7b8 AD |
6453 | WR_HARPOON(port + hp_scsisig, 0x00); /* Clear any signals we might */ |
6454 | WR_HARPOON(port + hp_scsictrl_0, ENA_SCAM_SEL); | |
1da177e4 | 6455 | |
5c04a7b8 | 6456 | WRW_HARPOON((port + hp_intstat), CLR_ALL_INT); |
1da177e4 | 6457 | |
5c04a7b8 AD |
6458 | FPT_default_intena = RESET | RSEL | PROG_HLT | TIMEOUT | |
6459 | BUS_FREE | XFER_CNT_0 | AUTO_INT; | |
1da177e4 | 6460 | |
5c04a7b8 | 6461 | if ((ScamFlg & SCAM_ENABLED) && (ScamFlg & SCAM_LEVEL2)) |
47b5d69c | 6462 | FPT_default_intena |= SCAM_SEL; |
1da177e4 | 6463 | |
5c04a7b8 | 6464 | WRW_HARPOON((port + hp_intena), FPT_default_intena); |
1da177e4 | 6465 | |
5c04a7b8 | 6466 | WR_HARPOON(port + hp_seltimeout, TO_290ms); |
1da177e4 | 6467 | |
5c04a7b8 AD |
6468 | /* Turn on SCSI_MODE8 for narrow cards to fix the |
6469 | strapping issue with the DUAL CHANNEL card */ | |
6470 | if (RD_HARPOON(port + hp_page_ctrl) & NARROW_SCSI_CARD) | |
6471 | WR_HARPOON(port + hp_addstat, SCSI_MODE8); | |
1da177e4 | 6472 | |
5c04a7b8 | 6473 | WR_HARPOON(port + hp_page_ctrl, i); |
1da177e4 LT |
6474 | |
6475 | } | |
6476 | ||
1da177e4 LT |
6477 | /*--------------------------------------------------------------------- |
6478 | * | |
47b5d69c | 6479 | * Function: FPT_BusMasterInit |
1da177e4 LT |
6480 | * |
6481 | * Description: Initialize the BusMaster for normal operations. | |
6482 | * | |
6483 | *---------------------------------------------------------------------*/ | |
6484 | ||
391e2f25 | 6485 | static void FPT_BusMasterInit(u32 p_port) |
1da177e4 LT |
6486 | { |
6487 | ||
5c04a7b8 AD |
6488 | WR_HARPOON(p_port + hp_sys_ctrl, DRVR_RST); |
6489 | WR_HARPOON(p_port + hp_sys_ctrl, 0x00); | |
1da177e4 | 6490 | |
5c04a7b8 | 6491 | WR_HARPOON(p_port + hp_host_blk_cnt, XFER_BLK64); |
1da177e4 | 6492 | |
5c04a7b8 | 6493 | WR_HARPOON(p_port + hp_bm_ctrl, (BMCTRL_DEFAULT)); |
1da177e4 | 6494 | |
5c04a7b8 | 6495 | WR_HARPOON(p_port + hp_ee_ctrl, (SCSI_TERM_ENA_H)); |
1da177e4 | 6496 | |
5c04a7b8 AD |
6497 | RD_HARPOON(p_port + hp_int_status); /*Clear interrupts. */ |
6498 | WR_HARPOON(p_port + hp_int_mask, (INT_CMD_COMPL | SCSI_INTERRUPT)); | |
6499 | WR_HARPOON(p_port + hp_page_ctrl, (RD_HARPOON(p_port + hp_page_ctrl) & | |
6500 | ~SCATTER_EN)); | |
1da177e4 LT |
6501 | } |
6502 | ||
1da177e4 LT |
6503 | /*--------------------------------------------------------------------- |
6504 | * | |
47b5d69c | 6505 | * Function: FPT_DiagEEPROM |
1da177e4 LT |
6506 | * |
6507 | * Description: Verfiy checksum and 'Key' and initialize the EEPROM if | |
6508 | * necessary. | |
6509 | * | |
6510 | *---------------------------------------------------------------------*/ | |
6511 | ||
391e2f25 | 6512 | static void FPT_DiagEEPROM(u32 p_port) |
1da177e4 | 6513 | { |
5c04a7b8 | 6514 | unsigned short index, temp, max_wd_cnt; |
1da177e4 | 6515 | |
5c04a7b8 AD |
6516 | if (RD_HARPOON(p_port + hp_page_ctrl) & NARROW_SCSI_CARD) |
6517 | max_wd_cnt = EEPROM_WD_CNT; | |
6518 | else | |
6519 | max_wd_cnt = EEPROM_WD_CNT * 2; | |
1da177e4 | 6520 | |
5c04a7b8 | 6521 | temp = FPT_utilEERead(p_port, FW_SIGNATURE / 2); |
1da177e4 | 6522 | |
5c04a7b8 | 6523 | if (temp == 0x4641) { |
1da177e4 | 6524 | |
5c04a7b8 | 6525 | for (index = 2; index < max_wd_cnt; index++) { |
1da177e4 | 6526 | |
5c04a7b8 | 6527 | temp += FPT_utilEERead(p_port, index); |
1da177e4 | 6528 | |
5c04a7b8 | 6529 | } |
1da177e4 | 6530 | |
5c04a7b8 | 6531 | if (temp == FPT_utilEERead(p_port, EEPROM_CHECK_SUM / 2)) { |
1da177e4 | 6532 | |
5c04a7b8 AD |
6533 | return; /*EEPROM is Okay so return now! */ |
6534 | } | |
6535 | } | |
1da177e4 | 6536 | |
5c04a7b8 | 6537 | FPT_utilEEWriteOnOff(p_port, (unsigned char)1); |
1da177e4 | 6538 | |
5c04a7b8 | 6539 | for (index = 0; index < max_wd_cnt; index++) { |
1da177e4 | 6540 | |
5c04a7b8 AD |
6541 | FPT_utilEEWrite(p_port, 0x0000, index); |
6542 | } | |
1da177e4 | 6543 | |
5c04a7b8 AD |
6544 | temp = 0; |
6545 | ||
6546 | FPT_utilEEWrite(p_port, 0x4641, FW_SIGNATURE / 2); | |
6547 | temp += 0x4641; | |
6548 | FPT_utilEEWrite(p_port, 0x3920, MODEL_NUMB_0 / 2); | |
6549 | temp += 0x3920; | |
6550 | FPT_utilEEWrite(p_port, 0x3033, MODEL_NUMB_2 / 2); | |
6551 | temp += 0x3033; | |
6552 | FPT_utilEEWrite(p_port, 0x2020, MODEL_NUMB_4 / 2); | |
6553 | temp += 0x2020; | |
6554 | FPT_utilEEWrite(p_port, 0x70D3, SYSTEM_CONFIG / 2); | |
6555 | temp += 0x70D3; | |
6556 | FPT_utilEEWrite(p_port, 0x0010, BIOS_CONFIG / 2); | |
6557 | temp += 0x0010; | |
6558 | FPT_utilEEWrite(p_port, 0x0003, SCAM_CONFIG / 2); | |
6559 | temp += 0x0003; | |
6560 | FPT_utilEEWrite(p_port, 0x0007, ADAPTER_SCSI_ID / 2); | |
6561 | temp += 0x0007; | |
6562 | ||
6563 | FPT_utilEEWrite(p_port, 0x0000, IGNORE_B_SCAN / 2); | |
6564 | temp += 0x0000; | |
6565 | FPT_utilEEWrite(p_port, 0x0000, SEND_START_ENA / 2); | |
6566 | temp += 0x0000; | |
6567 | FPT_utilEEWrite(p_port, 0x0000, DEVICE_ENABLE / 2); | |
6568 | temp += 0x0000; | |
6569 | ||
6570 | FPT_utilEEWrite(p_port, 0x4242, SYNC_RATE_TBL01 / 2); | |
6571 | temp += 0x4242; | |
6572 | FPT_utilEEWrite(p_port, 0x4242, SYNC_RATE_TBL23 / 2); | |
6573 | temp += 0x4242; | |
6574 | FPT_utilEEWrite(p_port, 0x4242, SYNC_RATE_TBL45 / 2); | |
6575 | temp += 0x4242; | |
6576 | FPT_utilEEWrite(p_port, 0x4242, SYNC_RATE_TBL67 / 2); | |
6577 | temp += 0x4242; | |
6578 | FPT_utilEEWrite(p_port, 0x4242, SYNC_RATE_TBL89 / 2); | |
6579 | temp += 0x4242; | |
6580 | FPT_utilEEWrite(p_port, 0x4242, SYNC_RATE_TBLab / 2); | |
6581 | temp += 0x4242; | |
6582 | FPT_utilEEWrite(p_port, 0x4242, SYNC_RATE_TBLcd / 2); | |
6583 | temp += 0x4242; | |
6584 | FPT_utilEEWrite(p_port, 0x4242, SYNC_RATE_TBLef / 2); | |
6585 | temp += 0x4242; | |
6586 | ||
6587 | FPT_utilEEWrite(p_port, 0x6C46, 64 / 2); /*PRODUCT ID */ | |
6588 | temp += 0x6C46; | |
6589 | FPT_utilEEWrite(p_port, 0x7361, 66 / 2); /* FlashPoint LT */ | |
6590 | temp += 0x7361; | |
6591 | FPT_utilEEWrite(p_port, 0x5068, 68 / 2); | |
6592 | temp += 0x5068; | |
6593 | FPT_utilEEWrite(p_port, 0x696F, 70 / 2); | |
6594 | temp += 0x696F; | |
6595 | FPT_utilEEWrite(p_port, 0x746E, 72 / 2); | |
6596 | temp += 0x746E; | |
6597 | FPT_utilEEWrite(p_port, 0x4C20, 74 / 2); | |
6598 | temp += 0x4C20; | |
6599 | FPT_utilEEWrite(p_port, 0x2054, 76 / 2); | |
6600 | temp += 0x2054; | |
6601 | FPT_utilEEWrite(p_port, 0x2020, 78 / 2); | |
6602 | temp += 0x2020; | |
6603 | ||
6604 | index = ((EE_SCAMBASE / 2) + (7 * 16)); | |
6605 | FPT_utilEEWrite(p_port, (0x0700 + TYPE_CODE0), index); | |
6606 | temp += (0x0700 + TYPE_CODE0); | |
6607 | index++; | |
6608 | FPT_utilEEWrite(p_port, 0x5542, index); /*Vendor ID code */ | |
6609 | temp += 0x5542; /* BUSLOGIC */ | |
6610 | index++; | |
6611 | FPT_utilEEWrite(p_port, 0x4C53, index); | |
6612 | temp += 0x4C53; | |
6613 | index++; | |
6614 | FPT_utilEEWrite(p_port, 0x474F, index); | |
6615 | temp += 0x474F; | |
6616 | index++; | |
6617 | FPT_utilEEWrite(p_port, 0x4349, index); | |
6618 | temp += 0x4349; | |
6619 | index++; | |
6620 | FPT_utilEEWrite(p_port, 0x5442, index); /*Vendor unique code */ | |
6621 | temp += 0x5442; /* BT- 930 */ | |
6622 | index++; | |
6623 | FPT_utilEEWrite(p_port, 0x202D, index); | |
6624 | temp += 0x202D; | |
6625 | index++; | |
6626 | FPT_utilEEWrite(p_port, 0x3339, index); | |
6627 | temp += 0x3339; | |
6628 | index++; /*Serial # */ | |
6629 | FPT_utilEEWrite(p_port, 0x2030, index); /* 01234567 */ | |
6630 | temp += 0x2030; | |
6631 | index++; | |
6632 | FPT_utilEEWrite(p_port, 0x5453, index); | |
6633 | temp += 0x5453; | |
6634 | index++; | |
6635 | FPT_utilEEWrite(p_port, 0x5645, index); | |
6636 | temp += 0x5645; | |
6637 | index++; | |
6638 | FPT_utilEEWrite(p_port, 0x2045, index); | |
6639 | temp += 0x2045; | |
6640 | index++; | |
6641 | FPT_utilEEWrite(p_port, 0x202F, index); | |
6642 | temp += 0x202F; | |
6643 | index++; | |
6644 | FPT_utilEEWrite(p_port, 0x4F4A, index); | |
6645 | temp += 0x4F4A; | |
6646 | index++; | |
6647 | FPT_utilEEWrite(p_port, 0x204E, index); | |
6648 | temp += 0x204E; | |
6649 | index++; | |
6650 | FPT_utilEEWrite(p_port, 0x3539, index); | |
6651 | temp += 0x3539; | |
6652 | ||
6653 | FPT_utilEEWrite(p_port, temp, EEPROM_CHECK_SUM / 2); | |
6654 | ||
6655 | FPT_utilEEWriteOnOff(p_port, (unsigned char)0); | |
1da177e4 LT |
6656 | |
6657 | } | |
6658 | ||
1da177e4 LT |
6659 | /*--------------------------------------------------------------------- |
6660 | * | |
6661 | * Function: Queue Search Select | |
6662 | * | |
6663 | * Description: Try to find a new command to execute. | |
6664 | * | |
6665 | *---------------------------------------------------------------------*/ | |
6666 | ||
5c04a7b8 AD |
6667 | static void FPT_queueSearchSelect(struct sccb_card *pCurrCard, |
6668 | unsigned char p_card) | |
1da177e4 | 6669 | { |
5c04a7b8 AD |
6670 | unsigned char scan_ptr, lun; |
6671 | struct sccb_mgr_tar_info *currTar_Info; | |
6672 | struct sccb *pOldSccb; | |
1da177e4 | 6673 | |
5c04a7b8 AD |
6674 | scan_ptr = pCurrCard->scanIndex; |
6675 | do { | |
47b5d69c | 6676 | currTar_Info = &FPT_sccbMgrTbl[p_card][scan_ptr]; |
5c04a7b8 AD |
6677 | if ((pCurrCard->globalFlags & F_CONLUN_IO) && |
6678 | ((currTar_Info->TarStatus & TAR_TAG_Q_MASK) != | |
6679 | TAG_Q_TRYING)) { | |
6680 | if (currTar_Info->TarSelQ_Cnt != 0) { | |
1da177e4 LT |
6681 | |
6682 | scan_ptr++; | |
6683 | if (scan_ptr == MAX_SCSI_TAR) | |
6684 | scan_ptr = 0; | |
1da177e4 | 6685 | |
5c04a7b8 AD |
6686 | for (lun = 0; lun < MAX_LUN; lun++) { |
6687 | if (currTar_Info->TarLUNBusy[lun] == 0) { | |
6688 | ||
6689 | pCurrCard->currentSCCB = | |
6690 | currTar_Info->TarSelQ_Head; | |
1da177e4 LT |
6691 | pOldSccb = NULL; |
6692 | ||
5c04a7b8 AD |
6693 | while ((pCurrCard-> |
6694 | currentSCCB != NULL) | |
6695 | && (lun != | |
6696 | pCurrCard-> | |
6697 | currentSCCB->Lun)) { | |
6698 | pOldSccb = | |
6699 | pCurrCard-> | |
6700 | currentSCCB; | |
6701 | pCurrCard->currentSCCB = | |
6702 | (struct sccb | |
6703 | *)(pCurrCard-> | |
6704 | currentSCCB)-> | |
6705 | Sccb_forwardlink; | |
1da177e4 | 6706 | } |
5c04a7b8 AD |
6707 | if (pCurrCard->currentSCCB == |
6708 | NULL) | |
1da177e4 | 6709 | continue; |
5c04a7b8 AD |
6710 | if (pOldSccb != NULL) { |
6711 | pOldSccb-> | |
6712 | Sccb_forwardlink = | |
6713 | (struct sccb | |
6714 | *)(pCurrCard-> | |
6715 | currentSCCB)-> | |
6716 | Sccb_forwardlink; | |
6717 | pOldSccb-> | |
6718 | Sccb_backlink = | |
6719 | (struct sccb | |
6720 | *)(pCurrCard-> | |
6721 | currentSCCB)-> | |
6722 | Sccb_backlink; | |
6723 | currTar_Info-> | |
6724 | TarSelQ_Cnt--; | |
6725 | } else { | |
6726 | currTar_Info-> | |
6727 | TarSelQ_Head = | |
6728 | (struct sccb | |
6729 | *)(pCurrCard-> | |
6730 | currentSCCB)-> | |
6731 | Sccb_forwardlink; | |
6732 | ||
6733 | if (currTar_Info-> | |
6734 | TarSelQ_Head == | |
6735 | NULL) { | |
6736 | currTar_Info-> | |
6737 | TarSelQ_Tail | |
6738 | = NULL; | |
6739 | currTar_Info-> | |
6740 | TarSelQ_Cnt | |
6741 | = 0; | |
6742 | } else { | |
6743 | currTar_Info-> | |
6744 | TarSelQ_Cnt--; | |
6745 | currTar_Info-> | |
6746 | TarSelQ_Head-> | |
6747 | Sccb_backlink | |
6748 | = | |
6749 | (struct sccb | |
6750 | *)NULL; | |
1da177e4 LT |
6751 | } |
6752 | } | |
5c04a7b8 | 6753 | pCurrCard->scanIndex = scan_ptr; |
1da177e4 | 6754 | |
5c04a7b8 AD |
6755 | pCurrCard->globalFlags |= |
6756 | F_NEW_SCCB_CMD; | |
1da177e4 | 6757 | |
5c04a7b8 | 6758 | break; |
1da177e4 LT |
6759 | } |
6760 | } | |
6761 | } | |
6762 | ||
5c04a7b8 | 6763 | else { |
1da177e4 LT |
6764 | scan_ptr++; |
6765 | if (scan_ptr == MAX_SCSI_TAR) { | |
6766 | scan_ptr = 0; | |
6767 | } | |
6768 | } | |
6769 | ||
5c04a7b8 | 6770 | } else { |
1da177e4 | 6771 | if ((currTar_Info->TarSelQ_Cnt != 0) && |
5c04a7b8 | 6772 | (currTar_Info->TarLUNBusy[0] == 0)) { |
1da177e4 | 6773 | |
5c04a7b8 AD |
6774 | pCurrCard->currentSCCB = |
6775 | currTar_Info->TarSelQ_Head; | |
1da177e4 | 6776 | |
5c04a7b8 AD |
6777 | currTar_Info->TarSelQ_Head = |
6778 | (struct sccb *)(pCurrCard->currentSCCB)-> | |
6779 | Sccb_forwardlink; | |
1da177e4 | 6780 | |
5c04a7b8 | 6781 | if (currTar_Info->TarSelQ_Head == NULL) { |
1da177e4 LT |
6782 | currTar_Info->TarSelQ_Tail = NULL; |
6783 | currTar_Info->TarSelQ_Cnt = 0; | |
5c04a7b8 | 6784 | } else { |
1da177e4 | 6785 | currTar_Info->TarSelQ_Cnt--; |
5c04a7b8 AD |
6786 | currTar_Info->TarSelQ_Head-> |
6787 | Sccb_backlink = (struct sccb *)NULL; | |
1da177e4 LT |
6788 | } |
6789 | ||
6790 | scan_ptr++; | |
6791 | if (scan_ptr == MAX_SCSI_TAR) | |
6792 | scan_ptr = 0; | |
6793 | ||
6794 | pCurrCard->scanIndex = scan_ptr; | |
6795 | ||
6796 | pCurrCard->globalFlags |= F_NEW_SCCB_CMD; | |
6797 | ||
6798 | break; | |
6799 | } | |
6800 | ||
5c04a7b8 | 6801 | else { |
1da177e4 | 6802 | scan_ptr++; |
5c04a7b8 | 6803 | if (scan_ptr == MAX_SCSI_TAR) { |
1da177e4 LT |
6804 | scan_ptr = 0; |
6805 | } | |
6806 | } | |
6807 | } | |
6808 | } while (scan_ptr != pCurrCard->scanIndex); | |
6809 | } | |
6810 | ||
1da177e4 LT |
6811 | /*--------------------------------------------------------------------- |
6812 | * | |
6813 | * Function: Queue Select Fail | |
6814 | * | |
6815 | * Description: Add the current SCCB to the head of the Queue. | |
6816 | * | |
6817 | *---------------------------------------------------------------------*/ | |
6818 | ||
5c04a7b8 AD |
6819 | static void FPT_queueSelectFail(struct sccb_card *pCurrCard, |
6820 | unsigned char p_card) | |
1da177e4 | 6821 | { |
5c04a7b8 AD |
6822 | unsigned char thisTarg; |
6823 | struct sccb_mgr_tar_info *currTar_Info; | |
1da177e4 | 6824 | |
5c04a7b8 AD |
6825 | if (pCurrCard->currentSCCB != NULL) { |
6826 | thisTarg = | |
6827 | (unsigned char)(((struct sccb *)(pCurrCard->currentSCCB))-> | |
6828 | TargID); | |
6829 | currTar_Info = &FPT_sccbMgrTbl[p_card][thisTarg]; | |
1da177e4 | 6830 | |
5c04a7b8 | 6831 | pCurrCard->currentSCCB->Sccb_backlink = (struct sccb *)NULL; |
1da177e4 | 6832 | |
5c04a7b8 AD |
6833 | pCurrCard->currentSCCB->Sccb_forwardlink = |
6834 | currTar_Info->TarSelQ_Head; | |
1da177e4 | 6835 | |
5c04a7b8 AD |
6836 | if (currTar_Info->TarSelQ_Cnt == 0) { |
6837 | currTar_Info->TarSelQ_Tail = pCurrCard->currentSCCB; | |
6838 | } | |
1da177e4 | 6839 | |
5c04a7b8 AD |
6840 | else { |
6841 | currTar_Info->TarSelQ_Head->Sccb_backlink = | |
6842 | pCurrCard->currentSCCB; | |
6843 | } | |
1da177e4 | 6844 | |
5c04a7b8 | 6845 | currTar_Info->TarSelQ_Head = pCurrCard->currentSCCB; |
1da177e4 | 6846 | |
5c04a7b8 AD |
6847 | pCurrCard->currentSCCB = NULL; |
6848 | currTar_Info->TarSelQ_Cnt++; | |
6849 | } | |
1da177e4 | 6850 | } |
5c04a7b8 | 6851 | |
1da177e4 LT |
6852 | /*--------------------------------------------------------------------- |
6853 | * | |
6854 | * Function: Queue Command Complete | |
6855 | * | |
6856 | * Description: Call the callback function with the current SCCB. | |
6857 | * | |
6858 | *---------------------------------------------------------------------*/ | |
6859 | ||
5c04a7b8 AD |
6860 | static void FPT_queueCmdComplete(struct sccb_card *pCurrCard, |
6861 | struct sccb *p_sccb, unsigned char p_card) | |
1da177e4 LT |
6862 | { |
6863 | ||
5c04a7b8 AD |
6864 | unsigned char i, SCSIcmd; |
6865 | CALL_BK_FN callback; | |
6866 | struct sccb_mgr_tar_info *currTar_Info; | |
6867 | ||
6868 | SCSIcmd = p_sccb->Cdb[0]; | |
6869 | ||
6870 | if (!(p_sccb->Sccb_XferState & F_ALL_XFERRED)) { | |
6871 | ||
6872 | if ((p_sccb-> | |
6873 | ControlByte & (SCCB_DATA_XFER_OUT | SCCB_DATA_XFER_IN)) | |
6874 | && (p_sccb->HostStatus == SCCB_COMPLETE) | |
6875 | && (p_sccb->TargetStatus != SSCHECK)) | |
6876 | ||
6877 | if ((SCSIcmd == SCSI_READ) || | |
6878 | (SCSIcmd == SCSI_WRITE) || | |
6879 | (SCSIcmd == SCSI_READ_EXTENDED) || | |
6880 | (SCSIcmd == SCSI_WRITE_EXTENDED) || | |
6881 | (SCSIcmd == SCSI_WRITE_AND_VERIFY) || | |
6882 | (SCSIcmd == SCSI_START_STOP_UNIT) || | |
6883 | (pCurrCard->globalFlags & F_NO_FILTER) | |
6884 | ) | |
6885 | p_sccb->HostStatus = SCCB_DATA_UNDER_RUN; | |
6886 | } | |
1da177e4 | 6887 | |
5c04a7b8 AD |
6888 | if (p_sccb->SccbStatus == SCCB_IN_PROCESS) { |
6889 | if (p_sccb->HostStatus || p_sccb->TargetStatus) | |
6890 | p_sccb->SccbStatus = SCCB_ERROR; | |
6891 | else | |
6892 | p_sccb->SccbStatus = SCCB_SUCCESS; | |
1da177e4 LT |
6893 | } |
6894 | ||
5c04a7b8 | 6895 | if (p_sccb->Sccb_XferState & F_AUTO_SENSE) { |
1da177e4 | 6896 | |
5c04a7b8 AD |
6897 | p_sccb->CdbLength = p_sccb->Save_CdbLen; |
6898 | for (i = 0; i < 6; i++) { | |
6899 | p_sccb->Cdb[i] = p_sccb->Save_Cdb[i]; | |
6900 | } | |
6901 | } | |
1da177e4 | 6902 | |
5c04a7b8 AD |
6903 | if ((p_sccb->OperationCode == RESIDUAL_SG_COMMAND) || |
6904 | (p_sccb->OperationCode == RESIDUAL_COMMAND)) { | |
1da177e4 | 6905 | |
5c04a7b8 AD |
6906 | FPT_utilUpdateResidual(p_sccb); |
6907 | } | |
1da177e4 | 6908 | |
5c04a7b8 AD |
6909 | pCurrCard->cmdCounter--; |
6910 | if (!pCurrCard->cmdCounter) { | |
1da177e4 | 6911 | |
5c04a7b8 AD |
6912 | if (pCurrCard->globalFlags & F_GREEN_PC) { |
6913 | WR_HARPOON(pCurrCard->ioPort + hp_clkctrl_0, | |
6914 | (PWR_DWN | CLKCTRL_DEFAULT)); | |
6915 | WR_HARPOON(pCurrCard->ioPort + hp_sys_ctrl, STOP_CLK); | |
6916 | } | |
1da177e4 | 6917 | |
5c04a7b8 AD |
6918 | WR_HARPOON(pCurrCard->ioPort + hp_semaphore, |
6919 | (RD_HARPOON(pCurrCard->ioPort + hp_semaphore) & | |
6920 | ~SCCB_MGR_ACTIVE)); | |
1da177e4 | 6921 | |
5c04a7b8 | 6922 | } |
1da177e4 | 6923 | |
5c04a7b8 AD |
6924 | if (pCurrCard->discQCount != 0) { |
6925 | currTar_Info = &FPT_sccbMgrTbl[p_card][p_sccb->TargID]; | |
6926 | if (((pCurrCard->globalFlags & F_CONLUN_IO) && | |
6927 | ((currTar_Info->TarStatus & TAR_TAG_Q_MASK) != | |
6928 | TAG_Q_TRYING))) { | |
1da177e4 | 6929 | pCurrCard->discQCount--; |
5c04a7b8 AD |
6930 | pCurrCard->discQ_Tbl[currTar_Info-> |
6931 | LunDiscQ_Idx[p_sccb->Lun]] = NULL; | |
6932 | } else { | |
6933 | if (p_sccb->Sccb_tag) { | |
1da177e4 LT |
6934 | pCurrCard->discQCount--; |
6935 | pCurrCard->discQ_Tbl[p_sccb->Sccb_tag] = NULL; | |
5c04a7b8 | 6936 | } else { |
1da177e4 | 6937 | pCurrCard->discQCount--; |
5c04a7b8 AD |
6938 | pCurrCard->discQ_Tbl[currTar_Info-> |
6939 | LunDiscQ_Idx[0]] = NULL; | |
1da177e4 LT |
6940 | } |
6941 | } | |
6942 | ||
6943 | } | |
6944 | ||
5c04a7b8 AD |
6945 | callback = (CALL_BK_FN) p_sccb->SccbCallback; |
6946 | callback(p_sccb); | |
6947 | pCurrCard->globalFlags |= F_NEW_SCCB_CMD; | |
6948 | pCurrCard->currentSCCB = NULL; | |
1da177e4 | 6949 | } |
1da177e4 | 6950 | |
1da177e4 LT |
6951 | /*--------------------------------------------------------------------- |
6952 | * | |
6953 | * Function: Queue Disconnect | |
6954 | * | |
6955 | * Description: Add SCCB to our disconnect array. | |
6956 | * | |
6957 | *---------------------------------------------------------------------*/ | |
5c04a7b8 | 6958 | static void FPT_queueDisconnect(struct sccb *p_sccb, unsigned char p_card) |
1da177e4 | 6959 | { |
5c04a7b8 | 6960 | struct sccb_mgr_tar_info *currTar_Info; |
1da177e4 | 6961 | |
47b5d69c | 6962 | currTar_Info = &FPT_sccbMgrTbl[p_card][p_sccb->TargID]; |
1da177e4 | 6963 | |
5c04a7b8 AD |
6964 | if (((FPT_BL_Card[p_card].globalFlags & F_CONLUN_IO) && |
6965 | ((currTar_Info->TarStatus & TAR_TAG_Q_MASK) != TAG_Q_TRYING))) { | |
6966 | FPT_BL_Card[p_card].discQ_Tbl[currTar_Info-> | |
6967 | LunDiscQ_Idx[p_sccb->Lun]] = | |
6968 | p_sccb; | |
6969 | } else { | |
6970 | if (p_sccb->Sccb_tag) { | |
6971 | FPT_BL_Card[p_card].discQ_Tbl[p_sccb->Sccb_tag] = | |
6972 | p_sccb; | |
6973 | FPT_sccbMgrTbl[p_card][p_sccb->TargID].TarLUNBusy[0] = | |
6974 | 0; | |
47b5d69c | 6975 | FPT_sccbMgrTbl[p_card][p_sccb->TargID].TarTagQ_Cnt++; |
5c04a7b8 AD |
6976 | } else { |
6977 | FPT_BL_Card[p_card].discQ_Tbl[currTar_Info-> | |
6978 | LunDiscQ_Idx[0]] = p_sccb; | |
1da177e4 LT |
6979 | } |
6980 | } | |
47b5d69c | 6981 | FPT_BL_Card[p_card].currentSCCB = NULL; |
1da177e4 LT |
6982 | } |
6983 | ||
1da177e4 LT |
6984 | /*--------------------------------------------------------------------- |
6985 | * | |
6986 | * Function: Queue Flush SCCB | |
6987 | * | |
6988 | * Description: Flush all SCCB's back to the host driver for this target. | |
6989 | * | |
6990 | *---------------------------------------------------------------------*/ | |
6991 | ||
5c04a7b8 | 6992 | static void FPT_queueFlushSccb(unsigned char p_card, unsigned char error_code) |
1da177e4 | 6993 | { |
5c04a7b8 AD |
6994 | unsigned char qtag, thisTarg; |
6995 | struct sccb *currSCCB; | |
6996 | struct sccb_mgr_tar_info *currTar_Info; | |
1da177e4 | 6997 | |
5c04a7b8 AD |
6998 | currSCCB = FPT_BL_Card[p_card].currentSCCB; |
6999 | if (currSCCB != NULL) { | |
7000 | thisTarg = (unsigned char)currSCCB->TargID; | |
7001 | currTar_Info = &FPT_sccbMgrTbl[p_card][thisTarg]; | |
7002 | ||
7003 | for (qtag = 0; qtag < QUEUE_DEPTH; qtag++) { | |
1da177e4 | 7004 | |
5c04a7b8 AD |
7005 | if (FPT_BL_Card[p_card].discQ_Tbl[qtag] && |
7006 | (FPT_BL_Card[p_card].discQ_Tbl[qtag]->TargID == | |
7007 | thisTarg)) { | |
1da177e4 | 7008 | |
5c04a7b8 AD |
7009 | FPT_BL_Card[p_card].discQ_Tbl[qtag]-> |
7010 | HostStatus = (unsigned char)error_code; | |
1da177e4 | 7011 | |
5c04a7b8 AD |
7012 | FPT_queueCmdComplete(&FPT_BL_Card[p_card], |
7013 | FPT_BL_Card[p_card]. | |
7014 | discQ_Tbl[qtag], p_card); | |
1da177e4 | 7015 | |
5c04a7b8 AD |
7016 | FPT_BL_Card[p_card].discQ_Tbl[qtag] = NULL; |
7017 | currTar_Info->TarTagQ_Cnt--; | |
1da177e4 | 7018 | |
5c04a7b8 AD |
7019 | } |
7020 | } | |
1da177e4 LT |
7021 | } |
7022 | ||
7023 | } | |
7024 | ||
7025 | /*--------------------------------------------------------------------- | |
7026 | * | |
7027 | * Function: Queue Flush Target SCCB | |
7028 | * | |
7029 | * Description: Flush all SCCB's back to the host driver for this target. | |
7030 | * | |
7031 | *---------------------------------------------------------------------*/ | |
7032 | ||
5c04a7b8 AD |
7033 | static void FPT_queueFlushTargSccb(unsigned char p_card, unsigned char thisTarg, |
7034 | unsigned char error_code) | |
1da177e4 | 7035 | { |
5c04a7b8 AD |
7036 | unsigned char qtag; |
7037 | struct sccb_mgr_tar_info *currTar_Info; | |
1da177e4 | 7038 | |
5c04a7b8 | 7039 | currTar_Info = &FPT_sccbMgrTbl[p_card][thisTarg]; |
1da177e4 | 7040 | |
5c04a7b8 | 7041 | for (qtag = 0; qtag < QUEUE_DEPTH; qtag++) { |
1da177e4 | 7042 | |
5c04a7b8 AD |
7043 | if (FPT_BL_Card[p_card].discQ_Tbl[qtag] && |
7044 | (FPT_BL_Card[p_card].discQ_Tbl[qtag]->TargID == thisTarg)) { | |
1da177e4 | 7045 | |
5c04a7b8 AD |
7046 | FPT_BL_Card[p_card].discQ_Tbl[qtag]->HostStatus = |
7047 | (unsigned char)error_code; | |
1da177e4 | 7048 | |
5c04a7b8 AD |
7049 | FPT_queueCmdComplete(&FPT_BL_Card[p_card], |
7050 | FPT_BL_Card[p_card]. | |
7051 | discQ_Tbl[qtag], p_card); | |
1da177e4 | 7052 | |
5c04a7b8 AD |
7053 | FPT_BL_Card[p_card].discQ_Tbl[qtag] = NULL; |
7054 | currTar_Info->TarTagQ_Cnt--; | |
1da177e4 | 7055 | |
5c04a7b8 AD |
7056 | } |
7057 | } | |
1da177e4 LT |
7058 | |
7059 | } | |
7060 | ||
5c04a7b8 | 7061 | static void FPT_queueAddSccb(struct sccb *p_SCCB, unsigned char p_card) |
1da177e4 | 7062 | { |
5c04a7b8 AD |
7063 | struct sccb_mgr_tar_info *currTar_Info; |
7064 | currTar_Info = &FPT_sccbMgrTbl[p_card][p_SCCB->TargID]; | |
1da177e4 | 7065 | |
5c04a7b8 | 7066 | p_SCCB->Sccb_forwardlink = NULL; |
1da177e4 | 7067 | |
5c04a7b8 | 7068 | p_SCCB->Sccb_backlink = currTar_Info->TarSelQ_Tail; |
1da177e4 | 7069 | |
5c04a7b8 | 7070 | if (currTar_Info->TarSelQ_Cnt == 0) { |
1da177e4 | 7071 | |
5c04a7b8 AD |
7072 | currTar_Info->TarSelQ_Head = p_SCCB; |
7073 | } | |
1da177e4 | 7074 | |
5c04a7b8 | 7075 | else { |
1da177e4 | 7076 | |
5c04a7b8 AD |
7077 | currTar_Info->TarSelQ_Tail->Sccb_forwardlink = p_SCCB; |
7078 | } | |
1da177e4 | 7079 | |
5c04a7b8 AD |
7080 | currTar_Info->TarSelQ_Tail = p_SCCB; |
7081 | currTar_Info->TarSelQ_Cnt++; | |
1da177e4 LT |
7082 | } |
7083 | ||
1da177e4 LT |
7084 | /*--------------------------------------------------------------------- |
7085 | * | |
7086 | * Function: Queue Find SCCB | |
7087 | * | |
7088 | * Description: Search the target select Queue for this SCCB, and | |
7089 | * remove it if found. | |
7090 | * | |
7091 | *---------------------------------------------------------------------*/ | |
7092 | ||
5c04a7b8 AD |
7093 | static unsigned char FPT_queueFindSccb(struct sccb *p_SCCB, |
7094 | unsigned char p_card) | |
1da177e4 | 7095 | { |
5c04a7b8 AD |
7096 | struct sccb *q_ptr; |
7097 | struct sccb_mgr_tar_info *currTar_Info; | |
1da177e4 | 7098 | |
5c04a7b8 | 7099 | currTar_Info = &FPT_sccbMgrTbl[p_card][p_SCCB->TargID]; |
1da177e4 | 7100 | |
5c04a7b8 | 7101 | q_ptr = currTar_Info->TarSelQ_Head; |
1da177e4 | 7102 | |
5c04a7b8 | 7103 | while (q_ptr != NULL) { |
1da177e4 | 7104 | |
5c04a7b8 | 7105 | if (q_ptr == p_SCCB) { |
1da177e4 | 7106 | |
5c04a7b8 | 7107 | if (currTar_Info->TarSelQ_Head == q_ptr) { |
1da177e4 | 7108 | |
5c04a7b8 AD |
7109 | currTar_Info->TarSelQ_Head = |
7110 | q_ptr->Sccb_forwardlink; | |
1da177e4 LT |
7111 | } |
7112 | ||
5c04a7b8 | 7113 | if (currTar_Info->TarSelQ_Tail == q_ptr) { |
1da177e4 | 7114 | |
5c04a7b8 AD |
7115 | currTar_Info->TarSelQ_Tail = |
7116 | q_ptr->Sccb_backlink; | |
1da177e4 LT |
7117 | } |
7118 | ||
5c04a7b8 AD |
7119 | if (q_ptr->Sccb_forwardlink != NULL) { |
7120 | q_ptr->Sccb_forwardlink->Sccb_backlink = | |
7121 | q_ptr->Sccb_backlink; | |
1da177e4 LT |
7122 | } |
7123 | ||
5c04a7b8 AD |
7124 | if (q_ptr->Sccb_backlink != NULL) { |
7125 | q_ptr->Sccb_backlink->Sccb_forwardlink = | |
7126 | q_ptr->Sccb_forwardlink; | |
1da177e4 LT |
7127 | } |
7128 | ||
5c04a7b8 | 7129 | currTar_Info->TarSelQ_Cnt--; |
1da177e4 | 7130 | |
5c1b85e2 | 7131 | return 1; |
5c04a7b8 | 7132 | } |
1da177e4 | 7133 | |
5c04a7b8 AD |
7134 | else { |
7135 | q_ptr = q_ptr->Sccb_forwardlink; | |
7136 | } | |
7137 | } | |
1da177e4 | 7138 | |
5c1b85e2 | 7139 | return 0; |
1da177e4 LT |
7140 | |
7141 | } | |
7142 | ||
1da177e4 LT |
7143 | /*--------------------------------------------------------------------- |
7144 | * | |
7145 | * Function: Utility Update Residual Count | |
7146 | * | |
7147 | * Description: Update the XferCnt to the remaining byte count. | |
7148 | * If we transferred all the data then just write zero. | |
7149 | * If Non-SG transfer then report Total Cnt - Actual Transfer | |
7150 | * Cnt. For SG transfers add the count fields of all | |
7151 | * remaining SG elements, as well as any partial remaining | |
7152 | * element. | |
7153 | * | |
7154 | *---------------------------------------------------------------------*/ | |
7155 | ||
5c04a7b8 | 7156 | static void FPT_utilUpdateResidual(struct sccb *p_SCCB) |
1da177e4 | 7157 | { |
5c04a7b8 AD |
7158 | unsigned long partial_cnt; |
7159 | unsigned int sg_index; | |
391e2f25 | 7160 | struct blogic_sg_seg *segp; |
1da177e4 | 7161 | |
5c04a7b8 | 7162 | if (p_SCCB->Sccb_XferState & F_ALL_XFERRED) { |
1da177e4 | 7163 | |
5c04a7b8 AD |
7164 | p_SCCB->DataLength = 0x0000; |
7165 | } | |
1da177e4 | 7166 | |
5c04a7b8 | 7167 | else if (p_SCCB->Sccb_XferState & F_SG_XFER) { |
1da177e4 | 7168 | |
5c04a7b8 | 7169 | partial_cnt = 0x0000; |
1da177e4 | 7170 | |
5c04a7b8 | 7171 | sg_index = p_SCCB->Sccb_sgseg; |
1da177e4 | 7172 | |
1da177e4 | 7173 | |
5c04a7b8 | 7174 | if (p_SCCB->Sccb_SGoffset) { |
1da177e4 LT |
7175 | |
7176 | partial_cnt = p_SCCB->Sccb_SGoffset; | |
7177 | sg_index++; | |
5c04a7b8 | 7178 | } |
1da177e4 | 7179 | |
5c04a7b8 AD |
7180 | while (((unsigned long)sg_index * |
7181 | (unsigned long)SG_ELEMENT_SIZE) < p_SCCB->DataLength) { | |
391e2f25 KA |
7182 | segp = (struct blogic_sg_seg *)(p_SCCB->DataPointer) + |
7183 | (sg_index * 2); | |
7184 | partial_cnt += segp->segbytes; | |
1da177e4 | 7185 | sg_index++; |
5c04a7b8 | 7186 | } |
1da177e4 | 7187 | |
5c04a7b8 AD |
7188 | p_SCCB->DataLength = partial_cnt; |
7189 | } | |
1da177e4 | 7190 | |
5c04a7b8 | 7191 | else { |
1da177e4 | 7192 | |
5c04a7b8 AD |
7193 | p_SCCB->DataLength -= p_SCCB->Sccb_ATC; |
7194 | } | |
1da177e4 LT |
7195 | } |
7196 | ||
1da177e4 LT |
7197 | /*--------------------------------------------------------------------- |
7198 | * | |
7199 | * Function: Wait 1 Second | |
7200 | * | |
7201 | * Description: Wait for 1 second. | |
7202 | * | |
7203 | *---------------------------------------------------------------------*/ | |
7204 | ||
391e2f25 | 7205 | static void FPT_Wait1Second(u32 p_port) |
1da177e4 | 7206 | { |
5c04a7b8 | 7207 | unsigned char i; |
1da177e4 | 7208 | |
5c04a7b8 | 7209 | for (i = 0; i < 4; i++) { |
1da177e4 | 7210 | |
5c04a7b8 | 7211 | FPT_Wait(p_port, TO_250ms); |
1da177e4 | 7212 | |
5c04a7b8 AD |
7213 | if ((RD_HARPOON(p_port + hp_scsictrl_0) & SCSI_RST)) |
7214 | break; | |
1da177e4 | 7215 | |
5c04a7b8 AD |
7216 | if ((RDW_HARPOON((p_port + hp_intstat)) & SCAM_SEL)) |
7217 | break; | |
7218 | } | |
1da177e4 LT |
7219 | } |
7220 | ||
1da177e4 LT |
7221 | /*--------------------------------------------------------------------- |
7222 | * | |
47b5d69c | 7223 | * Function: FPT_Wait |
1da177e4 LT |
7224 | * |
7225 | * Description: Wait the desired delay. | |
7226 | * | |
7227 | *---------------------------------------------------------------------*/ | |
7228 | ||
391e2f25 | 7229 | static void FPT_Wait(u32 p_port, unsigned char p_delay) |
1da177e4 | 7230 | { |
5c04a7b8 AD |
7231 | unsigned char old_timer; |
7232 | unsigned char green_flag; | |
1da177e4 | 7233 | |
5c04a7b8 | 7234 | old_timer = RD_HARPOON(p_port + hp_seltimeout); |
1da177e4 | 7235 | |
5c04a7b8 AD |
7236 | green_flag = RD_HARPOON(p_port + hp_clkctrl_0); |
7237 | WR_HARPOON(p_port + hp_clkctrl_0, CLKCTRL_DEFAULT); | |
1da177e4 | 7238 | |
5c04a7b8 AD |
7239 | WR_HARPOON(p_port + hp_seltimeout, p_delay); |
7240 | WRW_HARPOON((p_port + hp_intstat), TIMEOUT); | |
7241 | WRW_HARPOON((p_port + hp_intena), (FPT_default_intena & ~TIMEOUT)); | |
1da177e4 | 7242 | |
5c04a7b8 AD |
7243 | WR_HARPOON(p_port + hp_portctrl_0, |
7244 | (RD_HARPOON(p_port + hp_portctrl_0) | START_TO)); | |
1da177e4 | 7245 | |
5c04a7b8 | 7246 | while (!(RDW_HARPOON((p_port + hp_intstat)) & TIMEOUT)) { |
1da177e4 | 7247 | |
5c04a7b8 AD |
7248 | if ((RD_HARPOON(p_port + hp_scsictrl_0) & SCSI_RST)) |
7249 | break; | |
1da177e4 | 7250 | |
5c04a7b8 AD |
7251 | if ((RDW_HARPOON((p_port + hp_intstat)) & SCAM_SEL)) |
7252 | break; | |
7253 | } | |
1da177e4 | 7254 | |
5c04a7b8 AD |
7255 | WR_HARPOON(p_port + hp_portctrl_0, |
7256 | (RD_HARPOON(p_port + hp_portctrl_0) & ~START_TO)); | |
1da177e4 | 7257 | |
5c04a7b8 AD |
7258 | WRW_HARPOON((p_port + hp_intstat), TIMEOUT); |
7259 | WRW_HARPOON((p_port + hp_intena), FPT_default_intena); | |
1da177e4 | 7260 | |
5c04a7b8 | 7261 | WR_HARPOON(p_port + hp_clkctrl_0, green_flag); |
1da177e4 | 7262 | |
5c04a7b8 | 7263 | WR_HARPOON(p_port + hp_seltimeout, old_timer); |
1da177e4 LT |
7264 | } |
7265 | ||
1da177e4 LT |
7266 | /*--------------------------------------------------------------------- |
7267 | * | |
7268 | * Function: Enable/Disable Write to EEPROM | |
7269 | * | |
7270 | * Description: The EEPROM must first be enabled for writes | |
7271 | * A total of 9 clocks are needed. | |
7272 | * | |
7273 | *---------------------------------------------------------------------*/ | |
7274 | ||
391e2f25 | 7275 | static void FPT_utilEEWriteOnOff(u32 p_port, unsigned char p_mode) |
1da177e4 | 7276 | { |
5c04a7b8 | 7277 | unsigned char ee_value; |
1da177e4 | 7278 | |
5c04a7b8 AD |
7279 | ee_value = |
7280 | (unsigned char)(RD_HARPOON(p_port + hp_ee_ctrl) & | |
7281 | (EXT_ARB_ACK | SCSI_TERM_ENA_H)); | |
1da177e4 | 7282 | |
5c04a7b8 | 7283 | if (p_mode) |
1da177e4 | 7284 | |
5c04a7b8 | 7285 | FPT_utilEESendCmdAddr(p_port, EWEN, EWEN_ADDR); |
1da177e4 | 7286 | |
5c04a7b8 | 7287 | else |
1da177e4 | 7288 | |
5c04a7b8 | 7289 | FPT_utilEESendCmdAddr(p_port, EWDS, EWDS_ADDR); |
1da177e4 | 7290 | |
5c04a7b8 AD |
7291 | WR_HARPOON(p_port + hp_ee_ctrl, (ee_value | SEE_MS)); /*Turn off CS */ |
7292 | WR_HARPOON(p_port + hp_ee_ctrl, ee_value); /*Turn off Master Select */ | |
1da177e4 LT |
7293 | } |
7294 | ||
1da177e4 LT |
7295 | /*--------------------------------------------------------------------- |
7296 | * | |
7297 | * Function: Write EEPROM | |
7298 | * | |
7299 | * Description: Write a word to the EEPROM at the specified | |
7300 | * address. | |
7301 | * | |
7302 | *---------------------------------------------------------------------*/ | |
7303 | ||
391e2f25 | 7304 | static void FPT_utilEEWrite(u32 p_port, unsigned short ee_data, |
5c04a7b8 | 7305 | unsigned short ee_addr) |
1da177e4 LT |
7306 | { |
7307 | ||
5c04a7b8 AD |
7308 | unsigned char ee_value; |
7309 | unsigned short i; | |
1da177e4 | 7310 | |
5c04a7b8 AD |
7311 | ee_value = |
7312 | (unsigned | |
7313 | char)((RD_HARPOON(p_port + hp_ee_ctrl) & | |
7314 | (EXT_ARB_ACK | SCSI_TERM_ENA_H)) | (SEE_MS | SEE_CS)); | |
1da177e4 | 7315 | |
5c04a7b8 | 7316 | FPT_utilEESendCmdAddr(p_port, EE_WRITE, ee_addr); |
1da177e4 | 7317 | |
5c04a7b8 | 7318 | ee_value |= (SEE_MS + SEE_CS); |
1da177e4 | 7319 | |
5c04a7b8 | 7320 | for (i = 0x8000; i != 0; i >>= 1) { |
1da177e4 | 7321 | |
5c04a7b8 AD |
7322 | if (i & ee_data) |
7323 | ee_value |= SEE_DO; | |
7324 | else | |
7325 | ee_value &= ~SEE_DO; | |
7326 | ||
7327 | WR_HARPOON(p_port + hp_ee_ctrl, ee_value); | |
7328 | WR_HARPOON(p_port + hp_ee_ctrl, ee_value); | |
7329 | ee_value |= SEE_CLK; /* Clock data! */ | |
7330 | WR_HARPOON(p_port + hp_ee_ctrl, ee_value); | |
7331 | WR_HARPOON(p_port + hp_ee_ctrl, ee_value); | |
7332 | ee_value &= ~SEE_CLK; | |
7333 | WR_HARPOON(p_port + hp_ee_ctrl, ee_value); | |
7334 | WR_HARPOON(p_port + hp_ee_ctrl, ee_value); | |
7335 | } | |
7336 | ee_value &= (EXT_ARB_ACK | SCSI_TERM_ENA_H); | |
7337 | WR_HARPOON(p_port + hp_ee_ctrl, (ee_value | SEE_MS)); | |
1da177e4 | 7338 | |
5c04a7b8 | 7339 | FPT_Wait(p_port, TO_10ms); |
1da177e4 | 7340 | |
5c04a7b8 AD |
7341 | WR_HARPOON(p_port + hp_ee_ctrl, (ee_value | SEE_MS | SEE_CS)); /* Set CS to EEPROM */ |
7342 | WR_HARPOON(p_port + hp_ee_ctrl, (ee_value | SEE_MS)); /* Turn off CS */ | |
7343 | WR_HARPOON(p_port + hp_ee_ctrl, ee_value); /* Turn off Master Select */ | |
1da177e4 LT |
7344 | } |
7345 | ||
7346 | /*--------------------------------------------------------------------- | |
7347 | * | |
7348 | * Function: Read EEPROM | |
7349 | * | |
7350 | * Description: Read a word from the EEPROM at the desired | |
7351 | * address. | |
7352 | * | |
7353 | *---------------------------------------------------------------------*/ | |
7354 | ||
391e2f25 | 7355 | static unsigned short FPT_utilEERead(u32 p_port, |
5c04a7b8 | 7356 | unsigned short ee_addr) |
1da177e4 | 7357 | { |
5c04a7b8 | 7358 | unsigned short i, ee_data1, ee_data2; |
1da177e4 LT |
7359 | |
7360 | i = 0; | |
47b5d69c | 7361 | ee_data1 = FPT_utilEEReadOrg(p_port, ee_addr); |
5c04a7b8 | 7362 | do { |
47b5d69c | 7363 | ee_data2 = FPT_utilEEReadOrg(p_port, ee_addr); |
1da177e4 | 7364 | |
5c04a7b8 | 7365 | if (ee_data1 == ee_data2) |
5c1b85e2 | 7366 | return ee_data1; |
1da177e4 LT |
7367 | |
7368 | ee_data1 = ee_data2; | |
7369 | i++; | |
7370 | ||
5c04a7b8 | 7371 | } while (i < 4); |
1da177e4 | 7372 | |
5c1b85e2 | 7373 | return ee_data1; |
1da177e4 LT |
7374 | } |
7375 | ||
7376 | /*--------------------------------------------------------------------- | |
7377 | * | |
7378 | * Function: Read EEPROM Original | |
7379 | * | |
7380 | * Description: Read a word from the EEPROM at the desired | |
7381 | * address. | |
7382 | * | |
7383 | *---------------------------------------------------------------------*/ | |
7384 | ||
391e2f25 | 7385 | static unsigned short FPT_utilEEReadOrg(u32 p_port, unsigned short ee_addr) |
1da177e4 LT |
7386 | { |
7387 | ||
5c04a7b8 AD |
7388 | unsigned char ee_value; |
7389 | unsigned short i, ee_data; | |
1da177e4 | 7390 | |
5c04a7b8 AD |
7391 | ee_value = |
7392 | (unsigned | |
7393 | char)((RD_HARPOON(p_port + hp_ee_ctrl) & | |
7394 | (EXT_ARB_ACK | SCSI_TERM_ENA_H)) | (SEE_MS | SEE_CS)); | |
1da177e4 | 7395 | |
5c04a7b8 | 7396 | FPT_utilEESendCmdAddr(p_port, EE_READ, ee_addr); |
1da177e4 | 7397 | |
5c04a7b8 AD |
7398 | ee_value |= (SEE_MS + SEE_CS); |
7399 | ee_data = 0; | |
1da177e4 | 7400 | |
5c04a7b8 | 7401 | for (i = 1; i <= 16; i++) { |
1da177e4 | 7402 | |
5c04a7b8 AD |
7403 | ee_value |= SEE_CLK; /* Clock data! */ |
7404 | WR_HARPOON(p_port + hp_ee_ctrl, ee_value); | |
7405 | WR_HARPOON(p_port + hp_ee_ctrl, ee_value); | |
7406 | ee_value &= ~SEE_CLK; | |
7407 | WR_HARPOON(p_port + hp_ee_ctrl, ee_value); | |
7408 | WR_HARPOON(p_port + hp_ee_ctrl, ee_value); | |
1da177e4 | 7409 | |
5c04a7b8 | 7410 | ee_data <<= 1; |
1da177e4 | 7411 | |
5c04a7b8 AD |
7412 | if (RD_HARPOON(p_port + hp_ee_ctrl) & SEE_DI) |
7413 | ee_data |= 1; | |
7414 | } | |
1da177e4 | 7415 | |
5c04a7b8 AD |
7416 | ee_value &= ~(SEE_MS + SEE_CS); |
7417 | WR_HARPOON(p_port + hp_ee_ctrl, (ee_value | SEE_MS)); /*Turn off CS */ | |
7418 | WR_HARPOON(p_port + hp_ee_ctrl, ee_value); /*Turn off Master Select */ | |
1da177e4 | 7419 | |
5c1b85e2 | 7420 | return ee_data; |
1da177e4 LT |
7421 | } |
7422 | ||
1da177e4 LT |
7423 | /*--------------------------------------------------------------------- |
7424 | * | |
7425 | * Function: Send EE command and Address to the EEPROM | |
7426 | * | |
7427 | * Description: Transfers the correct command and sends the address | |
7428 | * to the eeprom. | |
7429 | * | |
7430 | *---------------------------------------------------------------------*/ | |
7431 | ||
391e2f25 | 7432 | static void FPT_utilEESendCmdAddr(u32 p_port, unsigned char ee_cmd, |
5c04a7b8 | 7433 | unsigned short ee_addr) |
1da177e4 | 7434 | { |
5c04a7b8 AD |
7435 | unsigned char ee_value; |
7436 | unsigned char narrow_flg; | |
1da177e4 | 7437 | |
5c04a7b8 | 7438 | unsigned short i; |
1da177e4 | 7439 | |
5c04a7b8 AD |
7440 | narrow_flg = |
7441 | (unsigned char)(RD_HARPOON(p_port + hp_page_ctrl) & | |
7442 | NARROW_SCSI_CARD); | |
1da177e4 | 7443 | |
5c04a7b8 AD |
7444 | ee_value = SEE_MS; |
7445 | WR_HARPOON(p_port + hp_ee_ctrl, ee_value); | |
1da177e4 | 7446 | |
5c04a7b8 AD |
7447 | ee_value |= SEE_CS; /* Set CS to EEPROM */ |
7448 | WR_HARPOON(p_port + hp_ee_ctrl, ee_value); | |
1da177e4 | 7449 | |
5c04a7b8 | 7450 | for (i = 0x04; i != 0; i >>= 1) { |
1da177e4 | 7451 | |
5c04a7b8 AD |
7452 | if (i & ee_cmd) |
7453 | ee_value |= SEE_DO; | |
7454 | else | |
7455 | ee_value &= ~SEE_DO; | |
7456 | ||
7457 | WR_HARPOON(p_port + hp_ee_ctrl, ee_value); | |
7458 | WR_HARPOON(p_port + hp_ee_ctrl, ee_value); | |
7459 | ee_value |= SEE_CLK; /* Clock data! */ | |
7460 | WR_HARPOON(p_port + hp_ee_ctrl, ee_value); | |
7461 | WR_HARPOON(p_port + hp_ee_ctrl, ee_value); | |
7462 | ee_value &= ~SEE_CLK; | |
7463 | WR_HARPOON(p_port + hp_ee_ctrl, ee_value); | |
7464 | WR_HARPOON(p_port + hp_ee_ctrl, ee_value); | |
7465 | } | |
1da177e4 | 7466 | |
5c04a7b8 AD |
7467 | if (narrow_flg) |
7468 | i = 0x0080; | |
1da177e4 | 7469 | |
5c04a7b8 AD |
7470 | else |
7471 | i = 0x0200; | |
1da177e4 | 7472 | |
5c04a7b8 | 7473 | while (i != 0) { |
1da177e4 | 7474 | |
5c04a7b8 AD |
7475 | if (i & ee_addr) |
7476 | ee_value |= SEE_DO; | |
7477 | else | |
7478 | ee_value &= ~SEE_DO; | |
7479 | ||
7480 | WR_HARPOON(p_port + hp_ee_ctrl, ee_value); | |
7481 | WR_HARPOON(p_port + hp_ee_ctrl, ee_value); | |
7482 | ee_value |= SEE_CLK; /* Clock data! */ | |
7483 | WR_HARPOON(p_port + hp_ee_ctrl, ee_value); | |
7484 | WR_HARPOON(p_port + hp_ee_ctrl, ee_value); | |
7485 | ee_value &= ~SEE_CLK; | |
7486 | WR_HARPOON(p_port + hp_ee_ctrl, ee_value); | |
7487 | WR_HARPOON(p_port + hp_ee_ctrl, ee_value); | |
7488 | ||
7489 | i >>= 1; | |
7490 | } | |
1da177e4 LT |
7491 | } |
7492 | ||
c823feeb | 7493 | static unsigned short FPT_CalcCrc16(unsigned char buffer[]) |
1da177e4 | 7494 | { |
5c04a7b8 AD |
7495 | unsigned short crc = 0; |
7496 | int i, j; | |
7497 | unsigned short ch; | |
7498 | for (i = 0; i < ID_STRING_LENGTH; i++) { | |
7499 | ch = (unsigned short)buffer[i]; | |
7500 | for (j = 0; j < 8; j++) { | |
7501 | if ((crc ^ ch) & 1) | |
7502 | crc = (crc >> 1) ^ CRCMASK; | |
7503 | else | |
7504 | crc >>= 1; | |
7505 | ch >>= 1; | |
7506 | } | |
7507 | } | |
5c1b85e2 | 7508 | return crc; |
1da177e4 LT |
7509 | } |
7510 | ||
db038cf8 | 7511 | static unsigned char FPT_CalcLrc(unsigned char buffer[]) |
1da177e4 LT |
7512 | { |
7513 | int i; | |
db038cf8 | 7514 | unsigned char lrc; |
1da177e4 | 7515 | lrc = 0; |
5c04a7b8 | 7516 | for (i = 0; i < ID_STRING_LENGTH; i++) |
1da177e4 | 7517 | lrc ^= buffer[i]; |
5c1b85e2 | 7518 | return lrc; |
1da177e4 LT |
7519 | } |
7520 | ||
1da177e4 LT |
7521 | /* |
7522 | The following inline definitions avoid type conflicts. | |
7523 | */ | |
7524 | ||
7525 | static inline unsigned char | |
839cb99e | 7526 | FlashPoint__ProbeHostAdapter(struct fpoint_info *FlashPointInfo) |
1da177e4 | 7527 | { |
5c04a7b8 AD |
7528 | return FlashPoint_ProbeHostAdapter((struct sccb_mgr_info *) |
7529 | FlashPointInfo); | |
1da177e4 LT |
7530 | } |
7531 | ||
391e2f25 | 7532 | static inline void * |
839cb99e | 7533 | FlashPoint__HardwareResetHostAdapter(struct fpoint_info *FlashPointInfo) |
1da177e4 | 7534 | { |
5c04a7b8 AD |
7535 | return FlashPoint_HardwareResetHostAdapter((struct sccb_mgr_info *) |
7536 | FlashPointInfo); | |
1da177e4 LT |
7537 | } |
7538 | ||
7539 | static inline void | |
391e2f25 | 7540 | FlashPoint__ReleaseHostAdapter(void *CardHandle) |
1da177e4 | 7541 | { |
5c04a7b8 | 7542 | FlashPoint_ReleaseHostAdapter(CardHandle); |
1da177e4 LT |
7543 | } |
7544 | ||
1da177e4 | 7545 | static inline void |
391e2f25 | 7546 | FlashPoint__StartCCB(void *CardHandle, struct blogic_ccb *CCB) |
1da177e4 | 7547 | { |
5c04a7b8 | 7548 | FlashPoint_StartCCB(CardHandle, (struct sccb *)CCB); |
1da177e4 LT |
7549 | } |
7550 | ||
1da177e4 | 7551 | static inline void |
391e2f25 | 7552 | FlashPoint__AbortCCB(void *CardHandle, struct blogic_ccb *CCB) |
1da177e4 | 7553 | { |
5c04a7b8 | 7554 | FlashPoint_AbortCCB(CardHandle, (struct sccb *)CCB); |
1da177e4 LT |
7555 | } |
7556 | ||
2065e310 | 7557 | static inline bool |
391e2f25 | 7558 | FlashPoint__InterruptPending(void *CardHandle) |
1da177e4 | 7559 | { |
5c04a7b8 | 7560 | return FlashPoint_InterruptPending(CardHandle); |
1da177e4 LT |
7561 | } |
7562 | ||
1da177e4 | 7563 | static inline int |
391e2f25 | 7564 | FlashPoint__HandleInterrupt(void *CardHandle) |
1da177e4 | 7565 | { |
5c04a7b8 | 7566 | return FlashPoint_HandleInterrupt(CardHandle); |
1da177e4 LT |
7567 | } |
7568 | ||
1da177e4 LT |
7569 | #define FlashPoint_ProbeHostAdapter FlashPoint__ProbeHostAdapter |
7570 | #define FlashPoint_HardwareResetHostAdapter FlashPoint__HardwareResetHostAdapter | |
7571 | #define FlashPoint_ReleaseHostAdapter FlashPoint__ReleaseHostAdapter | |
7572 | #define FlashPoint_StartCCB FlashPoint__StartCCB | |
7573 | #define FlashPoint_AbortCCB FlashPoint__AbortCCB | |
7574 | #define FlashPoint_InterruptPending FlashPoint__InterruptPending | |
7575 | #define FlashPoint_HandleInterrupt FlashPoint__HandleInterrupt | |
7576 | ||
78b4b05d | 7577 | #else /* !CONFIG_SCSI_FLASHPOINT */ |
1da177e4 LT |
7578 | |
7579 | /* | |
7580 | Define prototypes for the FlashPoint SCCB Manager Functions. | |
7581 | */ | |
7582 | ||
839cb99e | 7583 | extern unsigned char FlashPoint_ProbeHostAdapter(struct fpoint_info *); |
391e2f25 KA |
7584 | extern void *FlashPoint_HardwareResetHostAdapter(struct fpoint_info *); |
7585 | extern void FlashPoint_StartCCB(void *, struct blogic_ccb *); | |
7586 | extern int FlashPoint_AbortCCB(void *, struct blogic_ccb *); | |
7587 | extern bool FlashPoint_InterruptPending(void *); | |
7588 | extern int FlashPoint_HandleInterrupt(void *); | |
7589 | extern void FlashPoint_ReleaseHostAdapter(void *); | |
1da177e4 | 7590 | |
78b4b05d | 7591 | #endif /* CONFIG_SCSI_FLASHPOINT */ |