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; |
5c04a7b8 AD |
1618 | struct sccb *pSaveSCCB; |
1619 | struct sccb_mgr_tar_info *currTar_Info; | |
1da177e4 | 1620 | |
5c04a7b8 | 1621 | ioport = ((struct sccb_card *)pCurrCard)->ioPort; |
1da177e4 | 1622 | |
13e6851a | 1623 | thisCard = ((struct sccb_card *)pCurrCard)->cardIndex; |
1da177e4 | 1624 | |
5c04a7b8 | 1625 | if (!(RD_HARPOON(ioport + hp_page_ctrl) & G_INT_DISABLE)) { |
1da177e4 | 1626 | |
5c04a7b8 | 1627 | if (FPT_queueFindSccb(p_Sccb, thisCard)) { |
1da177e4 | 1628 | |
13e6851a | 1629 | ((struct sccb_card *)pCurrCard)->cmdCounter--; |
1da177e4 | 1630 | |
13e6851a | 1631 | if (!((struct sccb_card *)pCurrCard)->cmdCounter) |
5c04a7b8 AD |
1632 | WR_HARPOON(ioport + hp_semaphore, |
1633 | (RD_HARPOON(ioport + hp_semaphore) | |
1634 | & (unsigned | |
1635 | char)(~(SCCB_MGR_ACTIVE | | |
1636 | TICKLE_ME)))); | |
1da177e4 | 1637 | |
1da177e4 LT |
1638 | p_Sccb->SccbStatus = SCCB_ABORT; |
1639 | callback = p_Sccb->SccbCallback; | |
1640 | callback(p_Sccb); | |
1da177e4 | 1641 | |
5c1b85e2 | 1642 | return 0; |
1da177e4 LT |
1643 | } |
1644 | ||
5c04a7b8 AD |
1645 | else { |
1646 | if (((struct sccb_card *)pCurrCard)->currentSCCB == | |
1647 | p_Sccb) { | |
1da177e4 | 1648 | p_Sccb->SccbStatus = SCCB_ABORT; |
5c1b85e2 | 1649 | return 0; |
1da177e4 LT |
1650 | |
1651 | } | |
1652 | ||
5c04a7b8 | 1653 | else { |
5c04a7b8 | 1654 | if (p_Sccb->Sccb_tag) { |
1da177e4 | 1655 | MDISABLE_INT(ioport); |
5c04a7b8 AD |
1656 | if (((struct sccb_card *)pCurrCard)-> |
1657 | discQ_Tbl[p_Sccb->Sccb_tag] == | |
1658 | p_Sccb) { | |
1da177e4 | 1659 | p_Sccb->SccbStatus = SCCB_ABORT; |
5c04a7b8 AD |
1660 | p_Sccb->Sccb_scsistat = |
1661 | ABORT_ST; | |
1662 | p_Sccb->Sccb_scsimsg = | |
1663 | SMABORT_TAG; | |
1664 | ||
1665 | if (((struct sccb_card *) | |
1666 | pCurrCard)->currentSCCB == | |
1667 | NULL) { | |
1668 | ((struct sccb_card *) | |
1669 | pCurrCard)-> | |
1670 | currentSCCB = p_Sccb; | |
1671 | FPT_ssel(ioport, | |
1672 | thisCard); | |
1673 | } else { | |
1674 | pSaveSCCB = | |
1675 | ((struct sccb_card | |
1676 | *)pCurrCard)-> | |
1677 | currentSCCB; | |
1678 | ((struct sccb_card *) | |
1679 | pCurrCard)-> | |
1680 | currentSCCB = p_Sccb; | |
1681 | FPT_queueSelectFail((struct sccb_card *)pCurrCard, thisCard); | |
1682 | ((struct sccb_card *) | |
1683 | pCurrCard)-> | |
1684 | currentSCCB = pSaveSCCB; | |
1da177e4 LT |
1685 | } |
1686 | } | |
1687 | MENABLE_INT(ioport); | |
5c1b85e2 | 1688 | return 0; |
5c04a7b8 AD |
1689 | } else { |
1690 | currTar_Info = | |
1691 | &FPT_sccbMgrTbl[thisCard][p_Sccb-> | |
1692 | TargID]; | |
1693 | ||
1694 | if (FPT_BL_Card[thisCard]. | |
1695 | discQ_Tbl[currTar_Info-> | |
1696 | LunDiscQ_Idx[p_Sccb->Lun]] | |
1697 | == p_Sccb) { | |
1da177e4 | 1698 | p_Sccb->SccbStatus = SCCB_ABORT; |
5c1b85e2 | 1699 | return 0; |
1da177e4 LT |
1700 | } |
1701 | } | |
1702 | } | |
1703 | } | |
1704 | } | |
5c1b85e2 | 1705 | return -1; |
1da177e4 LT |
1706 | } |
1707 | ||
1da177e4 LT |
1708 | /*--------------------------------------------------------------------- |
1709 | * | |
d8b6b8bd | 1710 | * Function: FlashPoint_InterruptPending |
1da177e4 LT |
1711 | * |
1712 | * Description: Do a quick check to determine if there is a pending | |
1713 | * interrupt for this card and disable the IRQ Pin if so. | |
1714 | * | |
1715 | *---------------------------------------------------------------------*/ | |
391e2f25 | 1716 | static unsigned char FlashPoint_InterruptPending(void *pCurrCard) |
1da177e4 | 1717 | { |
391e2f25 | 1718 | u32 ioport; |
1da177e4 | 1719 | |
5c04a7b8 | 1720 | ioport = ((struct sccb_card *)pCurrCard)->ioPort; |
1da177e4 | 1721 | |
5c04a7b8 | 1722 | if (RD_HARPOON(ioport + hp_int_status) & INT_ASSERTED) { |
5c1b85e2 | 1723 | return 1; |
5c04a7b8 | 1724 | } |
1da177e4 | 1725 | |
5c04a7b8 | 1726 | else |
1da177e4 | 1727 | |
5c1b85e2 | 1728 | return 0; |
1da177e4 LT |
1729 | } |
1730 | ||
1da177e4 LT |
1731 | /*--------------------------------------------------------------------- |
1732 | * | |
d8b6b8bd | 1733 | * Function: FlashPoint_HandleInterrupt |
1da177e4 LT |
1734 | * |
1735 | * Description: This is our entry point when an interrupt is generated | |
1736 | * by the card and the upper level driver passes it on to | |
1737 | * us. | |
1738 | * | |
1739 | *---------------------------------------------------------------------*/ | |
391e2f25 | 1740 | static int FlashPoint_HandleInterrupt(void *pcard) |
1da177e4 | 1741 | { |
5c04a7b8 AD |
1742 | struct sccb *currSCCB; |
1743 | unsigned char thisCard, result, bm_status, bm_int_st; | |
1744 | unsigned short hp_int; | |
1745 | unsigned char i, target; | |
391e2f25 KA |
1746 | struct sccb_card *pCurrCard = pcard; |
1747 | u32 ioport; | |
1da177e4 | 1748 | |
391e2f25 KA |
1749 | thisCard = pCurrCard->cardIndex; |
1750 | ioport = pCurrCard->ioPort; | |
1da177e4 | 1751 | |
5c04a7b8 | 1752 | MDISABLE_INT(ioport); |
1da177e4 | 1753 | |
5c04a7b8 | 1754 | if ((bm_int_st = RD_HARPOON(ioport + hp_int_status)) & EXT_STATUS_ON) |
391e2f25 KA |
1755 | bm_status = RD_HARPOON(ioport + hp_ext_status) & |
1756 | (unsigned char)BAD_EXT_STATUS; | |
5c04a7b8 AD |
1757 | else |
1758 | bm_status = 0; | |
1da177e4 | 1759 | |
5c04a7b8 | 1760 | WR_HARPOON(ioport + hp_int_mask, (INT_CMD_COMPL | SCSI_INTERRUPT)); |
1da177e4 | 1761 | |
391e2f25 KA |
1762 | while ((hp_int = RDW_HARPOON((ioport + hp_intstat)) & |
1763 | FPT_default_intena) | bm_status) { | |
1da177e4 | 1764 | |
391e2f25 | 1765 | currSCCB = pCurrCard->currentSCCB; |
1da177e4 | 1766 | |
5c04a7b8 AD |
1767 | if (hp_int & (FIFO | TIMEOUT | RESET | SCAM_SEL) || bm_status) { |
1768 | result = | |
391e2f25 | 1769 | FPT_SccbMgr_bad_isr(ioport, thisCard, pCurrCard, |
5c04a7b8 AD |
1770 | hp_int); |
1771 | WRW_HARPOON((ioport + hp_intstat), | |
1772 | (FIFO | TIMEOUT | RESET | SCAM_SEL)); | |
1773 | bm_status = 0; | |
1da177e4 | 1774 | |
5c04a7b8 | 1775 | if (result) { |
1da177e4 | 1776 | |
5c04a7b8 | 1777 | MENABLE_INT(ioport); |
5c1b85e2 | 1778 | return result; |
5c04a7b8 AD |
1779 | } |
1780 | } | |
1da177e4 | 1781 | |
5c04a7b8 AD |
1782 | else if (hp_int & ICMD_COMP) { |
1783 | ||
1784 | if (!(hp_int & BUS_FREE)) { | |
1785 | /* Wait for the BusFree before starting a new command. We | |
1786 | must also check for being reselected since the BusFree | |
1787 | may not show up if another device reselects us in 1.5us or | |
1788 | less. SRR Wednesday, 3/8/1995. | |
1789 | */ | |
1790 | while (! | |
1791 | (RDW_HARPOON((ioport + hp_intstat)) & | |
1792 | (BUS_FREE | RSEL))) ; | |
1793 | } | |
1da177e4 | 1794 | |
391e2f25 | 1795 | if (pCurrCard->globalFlags & F_HOST_XFER_ACT) |
1da177e4 | 1796 | |
5c04a7b8 | 1797 | FPT_phaseChkFifo(ioport, thisCard); |
1da177e4 LT |
1798 | |
1799 | /* WRW_HARPOON((ioport+hp_intstat), | |
1800 | (BUS_FREE | ICMD_COMP | ITAR_DISC | XFER_CNT_0)); | |
1801 | */ | |
1802 | ||
5c04a7b8 | 1803 | WRW_HARPOON((ioport + hp_intstat), CLR_ALL_INT_1); |
1da177e4 | 1804 | |
5c04a7b8 | 1805 | FPT_autoCmdCmplt(ioport, thisCard); |
1da177e4 | 1806 | |
5c04a7b8 | 1807 | } |
1da177e4 | 1808 | |
5c04a7b8 | 1809 | else if (hp_int & ITAR_DISC) { |
1da177e4 | 1810 | |
391e2f25 | 1811 | if (pCurrCard->globalFlags & F_HOST_XFER_ACT) |
5c04a7b8 | 1812 | FPT_phaseChkFifo(ioport, thisCard); |
1da177e4 | 1813 | |
391e2f25 KA |
1814 | if (RD_HARPOON(ioport + hp_gp_reg_1) == |
1815 | SMSAVE_DATA_PTR) { | |
1da177e4 | 1816 | |
5c04a7b8 AD |
1817 | WR_HARPOON(ioport + hp_gp_reg_1, 0x00); |
1818 | currSCCB->Sccb_XferState |= F_NO_DATA_YET; | |
1da177e4 | 1819 | |
5c04a7b8 AD |
1820 | currSCCB->Sccb_savedATC = currSCCB->Sccb_ATC; |
1821 | } | |
1da177e4 | 1822 | |
5c04a7b8 AD |
1823 | currSCCB->Sccb_scsistat = DISCONNECT_ST; |
1824 | FPT_queueDisconnect(currSCCB, thisCard); | |
1825 | ||
1826 | /* Wait for the BusFree before starting a new command. We | |
1827 | must also check for being reselected since the BusFree | |
1828 | may not show up if another device reselects us in 1.5us or | |
1829 | less. SRR Wednesday, 3/8/1995. | |
1830 | */ | |
1831 | while (! | |
1832 | (RDW_HARPOON((ioport + hp_intstat)) & | |
1833 | (BUS_FREE | RSEL)) | |
1834 | && !((RDW_HARPOON((ioport + hp_intstat)) & PHASE) | |
1835 | && RD_HARPOON((ioport + hp_scsisig)) == | |
1836 | (SCSI_BSY | SCSI_REQ | SCSI_CD | SCSI_MSG | | |
1837 | SCSI_IOBIT))) ; | |
1838 | ||
1839 | /* | |
1840 | The additional loop exit condition above detects a timing problem | |
1841 | with the revision D/E harpoon chips. The caller should reset the | |
1842 | host adapter to recover when 0xFE is returned. | |
1843 | */ | |
1844 | if (! | |
1845 | (RDW_HARPOON((ioport + hp_intstat)) & | |
1846 | (BUS_FREE | RSEL))) { | |
1847 | MENABLE_INT(ioport); | |
1848 | return 0xFE; | |
1849 | } | |
1da177e4 | 1850 | |
5c04a7b8 AD |
1851 | WRW_HARPOON((ioport + hp_intstat), |
1852 | (BUS_FREE | ITAR_DISC)); | |
1da177e4 | 1853 | |
391e2f25 | 1854 | pCurrCard->globalFlags |= F_NEW_SCCB_CMD; |
1da177e4 | 1855 | |
5c04a7b8 | 1856 | } |
1da177e4 | 1857 | |
5c04a7b8 | 1858 | else if (hp_int & RSEL) { |
1da177e4 | 1859 | |
5c04a7b8 AD |
1860 | WRW_HARPOON((ioport + hp_intstat), |
1861 | (PROG_HLT | RSEL | PHASE | BUS_FREE)); | |
1da177e4 | 1862 | |
5c04a7b8 | 1863 | if (RDW_HARPOON((ioport + hp_intstat)) & ITAR_DISC) { |
391e2f25 | 1864 | if (pCurrCard->globalFlags & F_HOST_XFER_ACT) |
5c04a7b8 | 1865 | FPT_phaseChkFifo(ioport, thisCard); |
1da177e4 | 1866 | |
5c04a7b8 AD |
1867 | if (RD_HARPOON(ioport + hp_gp_reg_1) == |
1868 | SMSAVE_DATA_PTR) { | |
1869 | WR_HARPOON(ioport + hp_gp_reg_1, 0x00); | |
1870 | currSCCB->Sccb_XferState |= | |
1871 | F_NO_DATA_YET; | |
1872 | currSCCB->Sccb_savedATC = | |
1873 | currSCCB->Sccb_ATC; | |
1874 | } | |
1da177e4 | 1875 | |
5c04a7b8 AD |
1876 | WRW_HARPOON((ioport + hp_intstat), |
1877 | (BUS_FREE | ITAR_DISC)); | |
1878 | currSCCB->Sccb_scsistat = DISCONNECT_ST; | |
1879 | FPT_queueDisconnect(currSCCB, thisCard); | |
1880 | } | |
1da177e4 | 1881 | |
391e2f25 | 1882 | FPT_sres(ioport, thisCard, pCurrCard); |
5c04a7b8 | 1883 | FPT_phaseDecode(ioport, thisCard); |
1da177e4 | 1884 | |
5c04a7b8 | 1885 | } |
1da177e4 | 1886 | |
5c04a7b8 | 1887 | else if ((hp_int & IDO_STRT) && (!(hp_int & BUS_FREE))) { |
1da177e4 | 1888 | |
5c04a7b8 AD |
1889 | WRW_HARPOON((ioport + hp_intstat), |
1890 | (IDO_STRT | XFER_CNT_0)); | |
1891 | FPT_phaseDecode(ioport, thisCard); | |
1da177e4 | 1892 | |
5c04a7b8 | 1893 | } |
1da177e4 | 1894 | |
5c04a7b8 AD |
1895 | else if ((hp_int & IUNKWN) || (hp_int & PROG_HLT)) { |
1896 | WRW_HARPOON((ioport + hp_intstat), | |
1897 | (PHASE | IUNKWN | PROG_HLT)); | |
1898 | if ((RD_HARPOON(ioport + hp_prgmcnt_0) & (unsigned char) | |
1899 | 0x3f) < (unsigned char)SELCHK) { | |
1900 | FPT_phaseDecode(ioport, thisCard); | |
1901 | } else { | |
1902 | /* Harpoon problem some SCSI target device respond to selection | |
1903 | with short BUSY pulse (<400ns) this will make the Harpoon is not able | |
1904 | to latch the correct Target ID into reg. x53. | |
1905 | The work around require to correct this reg. But when write to this | |
1906 | reg. (0x53) also increment the FIFO write addr reg (0x6f), thus we | |
1907 | need to read this reg first then restore it later. After update to 0x53 */ | |
1908 | ||
1909 | i = (unsigned | |
1910 | char)(RD_HARPOON(ioport + hp_fifowrite)); | |
1911 | target = | |
1912 | (unsigned | |
1913 | char)(RD_HARPOON(ioport + hp_gp_reg_3)); | |
1914 | WR_HARPOON(ioport + hp_xfer_pad, | |
1915 | (unsigned char)ID_UNLOCK); | |
1916 | WR_HARPOON(ioport + hp_select_id, | |
1917 | (unsigned char)(target | target << | |
1918 | 4)); | |
1919 | WR_HARPOON(ioport + hp_xfer_pad, | |
1920 | (unsigned char)0x00); | |
1921 | WR_HARPOON(ioport + hp_fifowrite, i); | |
1922 | WR_HARPOON(ioport + hp_autostart_3, | |
1923 | (AUTO_IMMED + TAG_STRT)); | |
1924 | } | |
1925 | } | |
1da177e4 | 1926 | |
5c04a7b8 | 1927 | else if (hp_int & XFER_CNT_0) { |
1da177e4 | 1928 | |
5c04a7b8 | 1929 | WRW_HARPOON((ioport + hp_intstat), XFER_CNT_0); |
1da177e4 | 1930 | |
5c04a7b8 | 1931 | FPT_schkdd(ioport, thisCard); |
1da177e4 | 1932 | |
5c04a7b8 | 1933 | } |
1da177e4 | 1934 | |
5c04a7b8 | 1935 | else if (hp_int & BUS_FREE) { |
1da177e4 | 1936 | |
5c04a7b8 | 1937 | WRW_HARPOON((ioport + hp_intstat), BUS_FREE); |
1da177e4 | 1938 | |
391e2f25 | 1939 | if (pCurrCard->globalFlags & F_HOST_XFER_ACT) { |
1da177e4 | 1940 | |
5c04a7b8 AD |
1941 | FPT_hostDataXferAbort(ioport, thisCard, |
1942 | currSCCB); | |
1da177e4 LT |
1943 | } |
1944 | ||
5c04a7b8 AD |
1945 | FPT_phaseBusFree(ioport, thisCard); |
1946 | } | |
1da177e4 | 1947 | |
5c04a7b8 | 1948 | else if (hp_int & ITICKLE) { |
1da177e4 | 1949 | |
5c04a7b8 | 1950 | WRW_HARPOON((ioport + hp_intstat), ITICKLE); |
391e2f25 | 1951 | pCurrCard->globalFlags |= F_NEW_SCCB_CMD; |
5c04a7b8 | 1952 | } |
1da177e4 | 1953 | |
5c04a7b8 AD |
1954 | if (((struct sccb_card *)pCurrCard)-> |
1955 | globalFlags & F_NEW_SCCB_CMD) { | |
1da177e4 | 1956 | |
391e2f25 | 1957 | pCurrCard->globalFlags &= ~F_NEW_SCCB_CMD; |
1da177e4 | 1958 | |
391e2f25 KA |
1959 | if (pCurrCard->currentSCCB == NULL) |
1960 | FPT_queueSearchSelect(pCurrCard, thisCard); | |
1da177e4 | 1961 | |
391e2f25 KA |
1962 | if (pCurrCard->currentSCCB != NULL) { |
1963 | pCurrCard->globalFlags &= ~F_NEW_SCCB_CMD; | |
5c04a7b8 AD |
1964 | FPT_ssel(ioport, thisCard); |
1965 | } | |
1da177e4 | 1966 | |
5c04a7b8 | 1967 | break; |
1da177e4 | 1968 | |
5c04a7b8 | 1969 | } |
1da177e4 | 1970 | |
5c04a7b8 | 1971 | } /*end while */ |
1da177e4 | 1972 | |
5c04a7b8 | 1973 | MENABLE_INT(ioport); |
1da177e4 | 1974 | |
5c1b85e2 | 1975 | return 0; |
1da177e4 LT |
1976 | } |
1977 | ||
1978 | /*--------------------------------------------------------------------- | |
1979 | * | |
1980 | * Function: Sccb_bad_isr | |
1981 | * | |
1982 | * Description: Some type of interrupt has occurred which is slightly | |
1983 | * out of the ordinary. We will now decode it fully, in | |
1984 | * this routine. This is broken up in an attempt to save | |
1985 | * processing time. | |
1986 | * | |
1987 | *---------------------------------------------------------------------*/ | |
391e2f25 | 1988 | static unsigned char FPT_SccbMgr_bad_isr(u32 p_port, unsigned char p_card, |
5c04a7b8 AD |
1989 | struct sccb_card *pCurrCard, |
1990 | unsigned short p_int) | |
1da177e4 | 1991 | { |
5c04a7b8 AD |
1992 | unsigned char temp, ScamFlg; |
1993 | struct sccb_mgr_tar_info *currTar_Info; | |
1994 | struct nvram_info *pCurrNvRam; | |
1da177e4 | 1995 | |
5c04a7b8 AD |
1996 | if (RD_HARPOON(p_port + hp_ext_status) & |
1997 | (BM_FORCE_OFF | PCI_DEV_TMOUT | BM_PARITY_ERR | PIO_OVERRUN)) { | |
1da177e4 | 1998 | |
5c04a7b8 | 1999 | if (pCurrCard->globalFlags & F_HOST_XFER_ACT) { |
1da177e4 | 2000 | |
5c04a7b8 AD |
2001 | FPT_hostDataXferAbort(p_port, p_card, |
2002 | pCurrCard->currentSCCB); | |
2003 | } | |
1da177e4 | 2004 | |
5c04a7b8 AD |
2005 | if (RD_HARPOON(p_port + hp_pci_stat_cfg) & REC_MASTER_ABORT) |
2006 | { | |
2007 | WR_HARPOON(p_port + hp_pci_stat_cfg, | |
2008 | (RD_HARPOON(p_port + hp_pci_stat_cfg) & | |
2009 | ~REC_MASTER_ABORT)); | |
1da177e4 | 2010 | |
5c04a7b8 | 2011 | WR_HARPOON(p_port + hp_host_blk_cnt, 0x00); |
1da177e4 | 2012 | |
5c04a7b8 | 2013 | } |
1da177e4 | 2014 | |
5c04a7b8 | 2015 | if (pCurrCard->currentSCCB != NULL) { |
1da177e4 | 2016 | |
5c04a7b8 AD |
2017 | if (!pCurrCard->currentSCCB->HostStatus) |
2018 | pCurrCard->currentSCCB->HostStatus = | |
2019 | SCCB_BM_ERR; | |
1da177e4 | 2020 | |
5c04a7b8 | 2021 | FPT_sxfrp(p_port, p_card); |
1da177e4 | 2022 | |
5c04a7b8 AD |
2023 | temp = (unsigned char)(RD_HARPOON(p_port + hp_ee_ctrl) & |
2024 | (EXT_ARB_ACK | SCSI_TERM_ENA_H)); | |
2025 | WR_HARPOON(p_port + hp_ee_ctrl, | |
2026 | ((unsigned char)temp | SEE_MS | SEE_CS)); | |
2027 | WR_HARPOON(p_port + hp_ee_ctrl, temp); | |
1da177e4 | 2028 | |
5c04a7b8 AD |
2029 | if (! |
2030 | (RDW_HARPOON((p_port + hp_intstat)) & | |
2031 | (BUS_FREE | RESET))) { | |
2032 | FPT_phaseDecode(p_port, p_card); | |
2033 | } | |
2034 | } | |
2035 | } | |
1da177e4 | 2036 | |
5c04a7b8 | 2037 | else if (p_int & RESET) { |
1da177e4 | 2038 | |
5c04a7b8 AD |
2039 | WR_HARPOON(p_port + hp_clkctrl_0, CLKCTRL_DEFAULT); |
2040 | WR_HARPOON(p_port + hp_sys_ctrl, 0x00); | |
2041 | if (pCurrCard->currentSCCB != NULL) { | |
1da177e4 | 2042 | |
5c04a7b8 | 2043 | if (pCurrCard->globalFlags & F_HOST_XFER_ACT) |
1da177e4 | 2044 | |
5c04a7b8 AD |
2045 | FPT_hostDataXferAbort(p_port, p_card, |
2046 | pCurrCard->currentSCCB); | |
2047 | } | |
1da177e4 | 2048 | |
5c04a7b8 | 2049 | DISABLE_AUTO(p_port); |
1da177e4 | 2050 | |
5c04a7b8 | 2051 | FPT_sresb(p_port, p_card); |
1da177e4 | 2052 | |
5c04a7b8 AD |
2053 | while (RD_HARPOON(p_port + hp_scsictrl_0) & SCSI_RST) { |
2054 | } | |
1da177e4 | 2055 | |
5c04a7b8 AD |
2056 | pCurrNvRam = pCurrCard->pNvRamInfo; |
2057 | if (pCurrNvRam) { | |
2058 | ScamFlg = pCurrNvRam->niScamConf; | |
2059 | } else { | |
2060 | ScamFlg = | |
2061 | (unsigned char)FPT_utilEERead(p_port, | |
2062 | SCAM_CONFIG / 2); | |
2063 | } | |
1da177e4 | 2064 | |
5c04a7b8 | 2065 | FPT_XbowInit(p_port, ScamFlg); |
1da177e4 | 2066 | |
5c04a7b8 | 2067 | FPT_scini(p_card, pCurrCard->ourId, 0); |
1da177e4 | 2068 | |
5c1b85e2 | 2069 | return 0xFF; |
5c04a7b8 | 2070 | } |
1da177e4 | 2071 | |
5c04a7b8 | 2072 | else if (p_int & FIFO) { |
1da177e4 | 2073 | |
5c04a7b8 | 2074 | WRW_HARPOON((p_port + hp_intstat), FIFO); |
1da177e4 | 2075 | |
5c04a7b8 AD |
2076 | if (pCurrCard->currentSCCB != NULL) |
2077 | FPT_sxfrp(p_port, p_card); | |
2078 | } | |
1da177e4 | 2079 | |
5c04a7b8 | 2080 | else if (p_int & TIMEOUT) { |
1da177e4 | 2081 | |
5c04a7b8 | 2082 | DISABLE_AUTO(p_port); |
1da177e4 | 2083 | |
5c04a7b8 AD |
2084 | WRW_HARPOON((p_port + hp_intstat), |
2085 | (PROG_HLT | TIMEOUT | SEL | BUS_FREE | PHASE | | |
2086 | IUNKWN)); | |
1da177e4 | 2087 | |
5c04a7b8 | 2088 | pCurrCard->currentSCCB->HostStatus = SCCB_SELECTION_TIMEOUT; |
1da177e4 | 2089 | |
5c04a7b8 AD |
2090 | currTar_Info = |
2091 | &FPT_sccbMgrTbl[p_card][pCurrCard->currentSCCB->TargID]; | |
2092 | if ((pCurrCard->globalFlags & F_CONLUN_IO) | |
2093 | && ((currTar_Info->TarStatus & TAR_TAG_Q_MASK) != | |
2094 | TAG_Q_TRYING)) | |
2095 | currTar_Info->TarLUNBusy[pCurrCard->currentSCCB->Lun] = | |
2096 | 0; | |
1da177e4 | 2097 | else |
5c04a7b8 | 2098 | currTar_Info->TarLUNBusy[0] = 0; |
1da177e4 | 2099 | |
5c04a7b8 AD |
2100 | if (currTar_Info->TarEEValue & EE_SYNC_MASK) { |
2101 | currTar_Info->TarSyncCtrl = 0; | |
2102 | currTar_Info->TarStatus &= ~TAR_SYNC_MASK; | |
2103 | } | |
1da177e4 | 2104 | |
5c04a7b8 AD |
2105 | if (currTar_Info->TarEEValue & EE_WIDE_SCSI) { |
2106 | currTar_Info->TarStatus &= ~TAR_WIDE_MASK; | |
2107 | } | |
1da177e4 | 2108 | |
5c04a7b8 AD |
2109 | FPT_sssyncv(p_port, pCurrCard->currentSCCB->TargID, NARROW_SCSI, |
2110 | currTar_Info); | |
1da177e4 | 2111 | |
5c04a7b8 | 2112 | FPT_queueCmdComplete(pCurrCard, pCurrCard->currentSCCB, p_card); |
1da177e4 | 2113 | |
5c04a7b8 | 2114 | } |
1da177e4 | 2115 | |
5c04a7b8 | 2116 | else if (p_int & SCAM_SEL) { |
1da177e4 | 2117 | |
5c04a7b8 AD |
2118 | FPT_scarb(p_port, LEVEL2_TAR); |
2119 | FPT_scsel(p_port); | |
2120 | FPT_scasid(p_card, p_port); | |
1da177e4 | 2121 | |
5c04a7b8 | 2122 | FPT_scbusf(p_port); |
1da177e4 | 2123 | |
5c04a7b8 AD |
2124 | WRW_HARPOON((p_port + hp_intstat), SCAM_SEL); |
2125 | } | |
1da177e4 | 2126 | |
5c1b85e2 | 2127 | return 0x00; |
1da177e4 LT |
2128 | } |
2129 | ||
1da177e4 LT |
2130 | /*--------------------------------------------------------------------- |
2131 | * | |
2132 | * Function: SccbMgrTableInit | |
2133 | * | |
2134 | * Description: Initialize all Sccb manager data structures. | |
2135 | * | |
2136 | *---------------------------------------------------------------------*/ | |
2137 | ||
cd9d715c | 2138 | static void FPT_SccbMgrTableInitAll(void) |
1da177e4 | 2139 | { |
5c04a7b8 | 2140 | unsigned char thisCard; |
1da177e4 | 2141 | |
5c04a7b8 AD |
2142 | for (thisCard = 0; thisCard < MAX_CARDS; thisCard++) { |
2143 | FPT_SccbMgrTableInitCard(&FPT_BL_Card[thisCard], thisCard); | |
1da177e4 | 2144 | |
5c04a7b8 AD |
2145 | FPT_BL_Card[thisCard].ioPort = 0x00; |
2146 | FPT_BL_Card[thisCard].cardInfo = NULL; | |
2147 | FPT_BL_Card[thisCard].cardIndex = 0xFF; | |
2148 | FPT_BL_Card[thisCard].ourId = 0x00; | |
2149 | FPT_BL_Card[thisCard].pNvRamInfo = NULL; | |
2150 | } | |
1da177e4 LT |
2151 | } |
2152 | ||
1da177e4 LT |
2153 | /*--------------------------------------------------------------------- |
2154 | * | |
2155 | * Function: SccbMgrTableInit | |
2156 | * | |
2157 | * Description: Initialize all Sccb manager data structures. | |
2158 | * | |
2159 | *---------------------------------------------------------------------*/ | |
2160 | ||
5c04a7b8 AD |
2161 | static void FPT_SccbMgrTableInitCard(struct sccb_card *pCurrCard, |
2162 | unsigned char p_card) | |
1da177e4 | 2163 | { |
5c04a7b8 | 2164 | unsigned char scsiID, qtag; |
1da177e4 | 2165 | |
5c04a7b8 | 2166 | for (qtag = 0; qtag < QUEUE_DEPTH; qtag++) { |
47b5d69c | 2167 | FPT_BL_Card[p_card].discQ_Tbl[qtag] = NULL; |
1da177e4 LT |
2168 | } |
2169 | ||
5c04a7b8 AD |
2170 | for (scsiID = 0; scsiID < MAX_SCSI_TAR; scsiID++) { |
2171 | FPT_sccbMgrTbl[p_card][scsiID].TarStatus = 0; | |
2172 | FPT_sccbMgrTbl[p_card][scsiID].TarEEValue = 0; | |
2173 | FPT_SccbMgrTableInitTarget(p_card, scsiID); | |
2174 | } | |
1da177e4 | 2175 | |
5c04a7b8 AD |
2176 | pCurrCard->scanIndex = 0x00; |
2177 | pCurrCard->currentSCCB = NULL; | |
2178 | pCurrCard->globalFlags = 0x00; | |
2179 | pCurrCard->cmdCounter = 0x00; | |
1da177e4 | 2180 | pCurrCard->tagQ_Lst = 0x01; |
5c04a7b8 | 2181 | pCurrCard->discQCount = 0; |
1da177e4 LT |
2182 | |
2183 | } | |
2184 | ||
1da177e4 LT |
2185 | /*--------------------------------------------------------------------- |
2186 | * | |
2187 | * Function: SccbMgrTableInit | |
2188 | * | |
2189 | * Description: Initialize all Sccb manager data structures. | |
2190 | * | |
2191 | *---------------------------------------------------------------------*/ | |
2192 | ||
5c04a7b8 AD |
2193 | static void FPT_SccbMgrTableInitTarget(unsigned char p_card, |
2194 | unsigned char target) | |
1da177e4 LT |
2195 | { |
2196 | ||
db038cf8 | 2197 | unsigned char lun, qtag; |
5c04a7b8 | 2198 | struct sccb_mgr_tar_info *currTar_Info; |
1da177e4 | 2199 | |
47b5d69c | 2200 | currTar_Info = &FPT_sccbMgrTbl[p_card][target]; |
1da177e4 LT |
2201 | |
2202 | currTar_Info->TarSelQ_Cnt = 0; | |
2203 | currTar_Info->TarSyncCtrl = 0; | |
2204 | ||
2205 | currTar_Info->TarSelQ_Head = NULL; | |
2206 | currTar_Info->TarSelQ_Tail = NULL; | |
2207 | currTar_Info->TarTagQ_Cnt = 0; | |
47b5d69c | 2208 | currTar_Info->TarLUN_CA = 0; |
1da177e4 | 2209 | |
5c04a7b8 | 2210 | for (lun = 0; lun < MAX_LUN; lun++) { |
47b5d69c | 2211 | currTar_Info->TarLUNBusy[lun] = 0; |
1da177e4 LT |
2212 | currTar_Info->LunDiscQ_Idx[lun] = 0; |
2213 | } | |
2214 | ||
5c04a7b8 AD |
2215 | for (qtag = 0; qtag < QUEUE_DEPTH; qtag++) { |
2216 | if (FPT_BL_Card[p_card].discQ_Tbl[qtag] != NULL) { | |
2217 | if (FPT_BL_Card[p_card].discQ_Tbl[qtag]->TargID == | |
2218 | target) { | |
47b5d69c JB |
2219 | FPT_BL_Card[p_card].discQ_Tbl[qtag] = NULL; |
2220 | FPT_BL_Card[p_card].discQCount--; | |
1da177e4 LT |
2221 | } |
2222 | } | |
2223 | } | |
2224 | } | |
2225 | ||
1da177e4 LT |
2226 | /*--------------------------------------------------------------------- |
2227 | * | |
2228 | * Function: sfetm | |
2229 | * | |
2230 | * Description: Read in a message byte from the SCSI bus, and check | |
2231 | * for a parity error. | |
2232 | * | |
2233 | *---------------------------------------------------------------------*/ | |
2234 | ||
391e2f25 | 2235 | static unsigned char FPT_sfm(u32 port, struct sccb *pCurrSCCB) |
1da177e4 | 2236 | { |
db038cf8 | 2237 | unsigned char message; |
c823feeb | 2238 | unsigned short TimeOutLoop; |
1da177e4 LT |
2239 | |
2240 | TimeOutLoop = 0; | |
5c04a7b8 AD |
2241 | while ((!(RD_HARPOON(port + hp_scsisig) & SCSI_REQ)) && |
2242 | (TimeOutLoop++ < 20000)) { | |
2243 | } | |
1da177e4 | 2244 | |
5c04a7b8 | 2245 | WR_HARPOON(port + hp_portctrl_0, SCSI_PORT); |
1da177e4 | 2246 | |
5c04a7b8 | 2247 | message = RD_HARPOON(port + hp_scsidata_0); |
1da177e4 | 2248 | |
5c04a7b8 | 2249 | WR_HARPOON(port + hp_scsisig, SCSI_ACK + S_MSGI_PH); |
1da177e4 LT |
2250 | |
2251 | if (TimeOutLoop > 20000) | |
5c04a7b8 AD |
2252 | message = 0x00; /* force message byte = 0 if Time Out on Req */ |
2253 | ||
2254 | if ((RDW_HARPOON((port + hp_intstat)) & PARITY) && | |
2255 | (RD_HARPOON(port + hp_addstat) & SCSI_PAR_ERR)) { | |
2256 | WR_HARPOON(port + hp_scsisig, (SCSI_ACK + S_ILL_PH)); | |
2257 | WR_HARPOON(port + hp_xferstat, 0); | |
2258 | WR_HARPOON(port + hp_fiforead, 0); | |
2259 | WR_HARPOON(port + hp_fifowrite, 0); | |
2260 | if (pCurrSCCB != NULL) { | |
1da177e4 LT |
2261 | pCurrSCCB->Sccb_scsimsg = SMPARITY; |
2262 | } | |
2263 | message = 0x00; | |
5c04a7b8 | 2264 | do { |
1da177e4 LT |
2265 | ACCEPT_MSG_ATN(port); |
2266 | TimeOutLoop = 0; | |
5c04a7b8 AD |
2267 | while ((!(RD_HARPOON(port + hp_scsisig) & SCSI_REQ)) && |
2268 | (TimeOutLoop++ < 20000)) { | |
1da177e4 | 2269 | } |
5c04a7b8 AD |
2270 | if (TimeOutLoop > 20000) { |
2271 | WRW_HARPOON((port + hp_intstat), PARITY); | |
5c1b85e2 | 2272 | return message; |
5c04a7b8 AD |
2273 | } |
2274 | if ((RD_HARPOON(port + hp_scsisig) & S_SCSI_PHZ) != | |
2275 | S_MSGI_PH) { | |
2276 | WRW_HARPOON((port + hp_intstat), PARITY); | |
5c1b85e2 | 2277 | return message; |
1da177e4 | 2278 | } |
5c04a7b8 | 2279 | WR_HARPOON(port + hp_portctrl_0, SCSI_PORT); |
1da177e4 | 2280 | |
5c04a7b8 | 2281 | RD_HARPOON(port + hp_scsidata_0); |
1da177e4 | 2282 | |
5c04a7b8 | 2283 | WR_HARPOON(port + hp_scsisig, (SCSI_ACK + S_ILL_PH)); |
1da177e4 | 2284 | |
5c04a7b8 | 2285 | } while (1); |
1da177e4 LT |
2286 | |
2287 | } | |
5c04a7b8 AD |
2288 | WR_HARPOON(port + hp_scsisig, (SCSI_ACK + S_ILL_PH)); |
2289 | WR_HARPOON(port + hp_xferstat, 0); | |
2290 | WR_HARPOON(port + hp_fiforead, 0); | |
2291 | WR_HARPOON(port + hp_fifowrite, 0); | |
5c1b85e2 | 2292 | return message; |
1da177e4 LT |
2293 | } |
2294 | ||
1da177e4 LT |
2295 | /*--------------------------------------------------------------------- |
2296 | * | |
47b5d69c | 2297 | * Function: FPT_ssel |
1da177e4 LT |
2298 | * |
2299 | * Description: Load up automation and select target device. | |
2300 | * | |
2301 | *---------------------------------------------------------------------*/ | |
2302 | ||
391e2f25 | 2303 | static void FPT_ssel(u32 port, unsigned char p_card) |
1da177e4 LT |
2304 | { |
2305 | ||
5c04a7b8 | 2306 | unsigned char auto_loaded, i, target, *theCCB; |
1da177e4 | 2307 | |
391e2f25 | 2308 | u32 cdb_reg; |
5c04a7b8 AD |
2309 | struct sccb_card *CurrCard; |
2310 | struct sccb *currSCCB; | |
2311 | struct sccb_mgr_tar_info *currTar_Info; | |
2312 | unsigned char lastTag, lun; | |
1da177e4 | 2313 | |
5c04a7b8 AD |
2314 | CurrCard = &FPT_BL_Card[p_card]; |
2315 | currSCCB = CurrCard->currentSCCB; | |
2316 | target = currSCCB->TargID; | |
2317 | currTar_Info = &FPT_sccbMgrTbl[p_card][target]; | |
2318 | lastTag = CurrCard->tagQ_Lst; | |
1da177e4 | 2319 | |
5c04a7b8 | 2320 | ARAM_ACCESS(port); |
1da177e4 LT |
2321 | |
2322 | if ((currTar_Info->TarStatus & TAR_TAG_Q_MASK) == TAG_Q_REJECT) | |
2323 | currSCCB->ControlByte &= ~F_USE_CMD_Q; | |
2324 | ||
5c04a7b8 AD |
2325 | if (((CurrCard->globalFlags & F_CONLUN_IO) && |
2326 | ((currTar_Info->TarStatus & TAR_TAG_Q_MASK) != TAG_Q_TRYING))) | |
1da177e4 | 2327 | |
5c04a7b8 | 2328 | lun = currSCCB->Lun; |
1da177e4 LT |
2329 | else |
2330 | lun = 0; | |
2331 | ||
5c04a7b8 AD |
2332 | if (CurrCard->globalFlags & F_TAG_STARTED) { |
2333 | if (!(currSCCB->ControlByte & F_USE_CMD_Q)) { | |
2334 | if ((currTar_Info->TarLUN_CA == 0) | |
2335 | && ((currTar_Info->TarStatus & TAR_TAG_Q_MASK) | |
2336 | == TAG_Q_TRYING)) { | |
2337 | ||
2338 | if (currTar_Info->TarTagQ_Cnt != 0) { | |
2339 | currTar_Info->TarLUNBusy[lun] = 1; | |
2340 | FPT_queueSelectFail(CurrCard, p_card); | |
2341 | SGRAM_ACCESS(port); | |
2342 | return; | |
2343 | } | |
1da177e4 | 2344 | |
5c04a7b8 AD |
2345 | else { |
2346 | currTar_Info->TarLUNBusy[lun] = 1; | |
2347 | } | |
1da177e4 | 2348 | |
5c04a7b8 AD |
2349 | } |
2350 | /*End non-tagged */ | |
2351 | else { | |
2352 | currTar_Info->TarLUNBusy[lun] = 1; | |
2353 | } | |
1da177e4 | 2354 | |
5c04a7b8 AD |
2355 | } |
2356 | /*!Use cmd Q Tagged */ | |
2357 | else { | |
2358 | if (currTar_Info->TarLUN_CA == 1) { | |
2359 | FPT_queueSelectFail(CurrCard, p_card); | |
2360 | SGRAM_ACCESS(port); | |
2361 | return; | |
2362 | } | |
1da177e4 | 2363 | |
5c04a7b8 | 2364 | currTar_Info->TarLUNBusy[lun] = 1; |
1da177e4 | 2365 | |
5c04a7b8 | 2366 | } /*else use cmd Q tagged */ |
1da177e4 | 2367 | |
5c04a7b8 AD |
2368 | } |
2369 | /*if glob tagged started */ | |
2370 | else { | |
2371 | currTar_Info->TarLUNBusy[lun] = 1; | |
2372 | } | |
1da177e4 | 2373 | |
5c04a7b8 AD |
2374 | if ((((CurrCard->globalFlags & F_CONLUN_IO) && |
2375 | ((currTar_Info->TarStatus & TAR_TAG_Q_MASK) != TAG_Q_TRYING)) | |
2376 | || (!(currSCCB->ControlByte & F_USE_CMD_Q)))) { | |
2377 | if (CurrCard->discQCount >= QUEUE_DEPTH) { | |
47b5d69c | 2378 | currTar_Info->TarLUNBusy[lun] = 1; |
5c04a7b8 | 2379 | FPT_queueSelectFail(CurrCard, p_card); |
1da177e4 LT |
2380 | SGRAM_ACCESS(port); |
2381 | return; | |
2382 | } | |
5c04a7b8 AD |
2383 | for (i = 1; i < QUEUE_DEPTH; i++) { |
2384 | if (++lastTag >= QUEUE_DEPTH) | |
2385 | lastTag = 1; | |
2386 | if (CurrCard->discQ_Tbl[lastTag] == NULL) { | |
1da177e4 LT |
2387 | CurrCard->tagQ_Lst = lastTag; |
2388 | currTar_Info->LunDiscQ_Idx[lun] = lastTag; | |
2389 | CurrCard->discQ_Tbl[lastTag] = currSCCB; | |
2390 | CurrCard->discQCount++; | |
2391 | break; | |
2392 | } | |
2393 | } | |
5c04a7b8 | 2394 | if (i == QUEUE_DEPTH) { |
47b5d69c | 2395 | currTar_Info->TarLUNBusy[lun] = 1; |
5c04a7b8 | 2396 | FPT_queueSelectFail(CurrCard, p_card); |
1da177e4 LT |
2397 | SGRAM_ACCESS(port); |
2398 | return; | |
2399 | } | |
2400 | } | |
2401 | ||
5c04a7b8 | 2402 | auto_loaded = 0; |
1da177e4 | 2403 | |
5c04a7b8 AD |
2404 | WR_HARPOON(port + hp_select_id, target); |
2405 | WR_HARPOON(port + hp_gp_reg_3, target); /* Use by new automation logic */ | |
1da177e4 | 2406 | |
5c04a7b8 AD |
2407 | if (currSCCB->OperationCode == RESET_COMMAND) { |
2408 | WRW_HARPOON((port + ID_MSG_STRT), (MPM_OP + AMSG_OUT + | |
2409 | (currSCCB-> | |
2410 | Sccb_idmsg & ~DISC_PRIV))); | |
1da177e4 | 2411 | |
5c04a7b8 | 2412 | WRW_HARPOON((port + ID_MSG_STRT + 2), BRH_OP + ALWAYS + NP); |
1da177e4 | 2413 | |
5c04a7b8 | 2414 | currSCCB->Sccb_scsimsg = SMDEV_RESET; |
1da177e4 | 2415 | |
5c04a7b8 AD |
2416 | WR_HARPOON(port + hp_autostart_3, (SELECT + SELCHK_STRT)); |
2417 | auto_loaded = 1; | |
2418 | currSCCB->Sccb_scsistat = SELECT_BDR_ST; | |
1da177e4 | 2419 | |
5c04a7b8 AD |
2420 | if (currTar_Info->TarEEValue & EE_SYNC_MASK) { |
2421 | currTar_Info->TarSyncCtrl = 0; | |
2422 | currTar_Info->TarStatus &= ~TAR_SYNC_MASK; | |
2423 | } | |
1da177e4 | 2424 | |
5c04a7b8 AD |
2425 | if (currTar_Info->TarEEValue & EE_WIDE_SCSI) { |
2426 | currTar_Info->TarStatus &= ~TAR_WIDE_MASK; | |
2427 | } | |
1da177e4 | 2428 | |
5c04a7b8 AD |
2429 | FPT_sssyncv(port, target, NARROW_SCSI, currTar_Info); |
2430 | FPT_SccbMgrTableInitTarget(p_card, target); | |
1da177e4 | 2431 | |
5c04a7b8 | 2432 | } |
1da177e4 | 2433 | |
5c04a7b8 AD |
2434 | else if (currSCCB->Sccb_scsistat == ABORT_ST) { |
2435 | WRW_HARPOON((port + ID_MSG_STRT), (MPM_OP + AMSG_OUT + | |
2436 | (currSCCB-> | |
2437 | Sccb_idmsg & ~DISC_PRIV))); | |
1da177e4 | 2438 | |
5c04a7b8 | 2439 | WRW_HARPOON((port + ID_MSG_STRT + 2), BRH_OP + ALWAYS + CMDPZ); |
1da177e4 | 2440 | |
5c04a7b8 AD |
2441 | WRW_HARPOON((port + SYNC_MSGS + 0), (MPM_OP + AMSG_OUT + |
2442 | (((unsigned | |
2443 | char)(currSCCB-> | |
2444 | ControlByte & | |
2445 | TAG_TYPE_MASK) | |
2446 | >> 6) | (unsigned char) | |
2447 | 0x20))); | |
2448 | WRW_HARPOON((port + SYNC_MSGS + 2), | |
2449 | (MPM_OP + AMSG_OUT + currSCCB->Sccb_tag)); | |
2450 | WRW_HARPOON((port + SYNC_MSGS + 4), (BRH_OP + ALWAYS + NP)); | |
1da177e4 | 2451 | |
5c04a7b8 AD |
2452 | WR_HARPOON(port + hp_autostart_3, (SELECT + SELCHK_STRT)); |
2453 | auto_loaded = 1; | |
1da177e4 | 2454 | |
5c04a7b8 | 2455 | } |
1da177e4 | 2456 | |
5c04a7b8 AD |
2457 | else if (!(currTar_Info->TarStatus & WIDE_NEGOCIATED)) { |
2458 | auto_loaded = FPT_siwidn(port, p_card); | |
2459 | currSCCB->Sccb_scsistat = SELECT_WN_ST; | |
2460 | } | |
1da177e4 | 2461 | |
5c04a7b8 AD |
2462 | else if (!((currTar_Info->TarStatus & TAR_SYNC_MASK) |
2463 | == SYNC_SUPPORTED)) { | |
2464 | auto_loaded = FPT_sisyncn(port, p_card, 0); | |
2465 | currSCCB->Sccb_scsistat = SELECT_SN_ST; | |
2466 | } | |
1da177e4 | 2467 | |
5c04a7b8 | 2468 | if (!auto_loaded) { |
1da177e4 | 2469 | |
5c04a7b8 | 2470 | if (currSCCB->ControlByte & F_USE_CMD_Q) { |
1da177e4 | 2471 | |
5c04a7b8 | 2472 | CurrCard->globalFlags |= F_TAG_STARTED; |
1da177e4 | 2473 | |
5c04a7b8 AD |
2474 | if ((currTar_Info->TarStatus & TAR_TAG_Q_MASK) |
2475 | == TAG_Q_REJECT) { | |
2476 | currSCCB->ControlByte &= ~F_USE_CMD_Q; | |
1da177e4 | 2477 | |
5c04a7b8 AD |
2478 | /* Fix up the start instruction with a jump to |
2479 | Non-Tag-CMD handling */ | |
2480 | WRW_HARPOON((port + ID_MSG_STRT), | |
2481 | BRH_OP + ALWAYS + NTCMD); | |
1da177e4 | 2482 | |
5c04a7b8 AD |
2483 | WRW_HARPOON((port + NON_TAG_ID_MSG), |
2484 | (MPM_OP + AMSG_OUT + | |
2485 | currSCCB->Sccb_idmsg)); | |
1da177e4 | 2486 | |
5c04a7b8 AD |
2487 | WR_HARPOON(port + hp_autostart_3, |
2488 | (SELECT + SELCHK_STRT)); | |
1da177e4 | 2489 | |
25985edc | 2490 | /* Setup our STATE so we know what happened when |
5c04a7b8 AD |
2491 | the wheels fall off. */ |
2492 | currSCCB->Sccb_scsistat = SELECT_ST; | |
1da177e4 | 2493 | |
5c04a7b8 AD |
2494 | currTar_Info->TarLUNBusy[lun] = 1; |
2495 | } | |
1da177e4 | 2496 | |
5c04a7b8 AD |
2497 | else { |
2498 | WRW_HARPOON((port + ID_MSG_STRT), | |
2499 | (MPM_OP + AMSG_OUT + | |
2500 | currSCCB->Sccb_idmsg)); | |
2501 | ||
2502 | WRW_HARPOON((port + ID_MSG_STRT + 2), | |
2503 | (MPM_OP + AMSG_OUT + | |
2504 | (((unsigned char)(currSCCB-> | |
2505 | ControlByte & | |
2506 | TAG_TYPE_MASK) | |
2507 | >> 6) | (unsigned char)0x20))); | |
2508 | ||
2509 | for (i = 1; i < QUEUE_DEPTH; i++) { | |
2510 | if (++lastTag >= QUEUE_DEPTH) | |
2511 | lastTag = 1; | |
2512 | if (CurrCard->discQ_Tbl[lastTag] == | |
2513 | NULL) { | |
2514 | WRW_HARPOON((port + | |
2515 | ID_MSG_STRT + 6), | |
2516 | (MPM_OP + AMSG_OUT + | |
2517 | lastTag)); | |
1da177e4 LT |
2518 | CurrCard->tagQ_Lst = lastTag; |
2519 | currSCCB->Sccb_tag = lastTag; | |
5c04a7b8 AD |
2520 | CurrCard->discQ_Tbl[lastTag] = |
2521 | currSCCB; | |
1da177e4 LT |
2522 | CurrCard->discQCount++; |
2523 | break; | |
2524 | } | |
2525 | } | |
2526 | ||
5c04a7b8 AD |
2527 | if (i == QUEUE_DEPTH) { |
2528 | currTar_Info->TarLUNBusy[lun] = 1; | |
2529 | FPT_queueSelectFail(CurrCard, p_card); | |
2530 | SGRAM_ACCESS(port); | |
2531 | return; | |
2532 | } | |
1da177e4 | 2533 | |
5c04a7b8 | 2534 | currSCCB->Sccb_scsistat = SELECT_Q_ST; |
1da177e4 | 2535 | |
5c04a7b8 AD |
2536 | WR_HARPOON(port + hp_autostart_3, |
2537 | (SELECT + SELCHK_STRT)); | |
2538 | } | |
2539 | } | |
1da177e4 | 2540 | |
5c04a7b8 | 2541 | else { |
1da177e4 | 2542 | |
5c04a7b8 AD |
2543 | WRW_HARPOON((port + ID_MSG_STRT), |
2544 | BRH_OP + ALWAYS + NTCMD); | |
1da177e4 | 2545 | |
5c04a7b8 AD |
2546 | WRW_HARPOON((port + NON_TAG_ID_MSG), |
2547 | (MPM_OP + AMSG_OUT + currSCCB->Sccb_idmsg)); | |
1da177e4 | 2548 | |
5c04a7b8 | 2549 | currSCCB->Sccb_scsistat = SELECT_ST; |
1da177e4 | 2550 | |
5c04a7b8 AD |
2551 | WR_HARPOON(port + hp_autostart_3, |
2552 | (SELECT + SELCHK_STRT)); | |
2553 | } | |
1da177e4 | 2554 | |
5c04a7b8 | 2555 | theCCB = (unsigned char *)&currSCCB->Cdb[0]; |
1da177e4 | 2556 | |
5c04a7b8 | 2557 | cdb_reg = port + CMD_STRT; |
1da177e4 | 2558 | |
5c04a7b8 AD |
2559 | for (i = 0; i < currSCCB->CdbLength; i++) { |
2560 | WRW_HARPOON(cdb_reg, (MPM_OP + ACOMMAND + *theCCB)); | |
2561 | cdb_reg += 2; | |
2562 | theCCB++; | |
2563 | } | |
1da177e4 | 2564 | |
5c04a7b8 AD |
2565 | if (currSCCB->CdbLength != TWELVE_BYTE_CMD) |
2566 | WRW_HARPOON(cdb_reg, (BRH_OP + ALWAYS + NP)); | |
1da177e4 | 2567 | |
5c04a7b8 AD |
2568 | } |
2569 | /* auto_loaded */ | |
2570 | WRW_HARPOON((port + hp_fiforead), (unsigned short)0x00); | |
2571 | WR_HARPOON(port + hp_xferstat, 0x00); | |
1da177e4 | 2572 | |
5c04a7b8 | 2573 | WRW_HARPOON((port + hp_intstat), (PROG_HLT | TIMEOUT | SEL | BUS_FREE)); |
1da177e4 | 2574 | |
5c04a7b8 | 2575 | WR_HARPOON(port + hp_portctrl_0, (SCSI_PORT)); |
1da177e4 | 2576 | |
5c04a7b8 AD |
2577 | if (!(currSCCB->Sccb_MGRFlags & F_DEV_SELECTED)) { |
2578 | WR_HARPOON(port + hp_scsictrl_0, | |
2579 | (SEL_TAR | ENA_ATN | ENA_RESEL | ENA_SCAM_SEL)); | |
2580 | } else { | |
1da177e4 | 2581 | |
db038cf8 | 2582 | /* auto_loaded = (RD_HARPOON(port+hp_autostart_3) & (unsigned char)0x1F); |
1da177e4 | 2583 | auto_loaded |= AUTO_IMMED; */ |
5c04a7b8 | 2584 | auto_loaded = AUTO_IMMED; |
1da177e4 | 2585 | |
5c04a7b8 | 2586 | DISABLE_AUTO(port); |
1da177e4 | 2587 | |
5c04a7b8 AD |
2588 | WR_HARPOON(port + hp_autostart_3, auto_loaded); |
2589 | } | |
1da177e4 | 2590 | |
5c04a7b8 | 2591 | SGRAM_ACCESS(port); |
1da177e4 LT |
2592 | } |
2593 | ||
1da177e4 LT |
2594 | /*--------------------------------------------------------------------- |
2595 | * | |
47b5d69c | 2596 | * Function: FPT_sres |
1da177e4 LT |
2597 | * |
2598 | * Description: Hookup the correct CCB and handle the incoming messages. | |
2599 | * | |
2600 | *---------------------------------------------------------------------*/ | |
2601 | ||
391e2f25 | 2602 | static void FPT_sres(u32 port, unsigned char p_card, |
5c04a7b8 | 2603 | struct sccb_card *pCurrCard) |
1da177e4 LT |
2604 | { |
2605 | ||
5c04a7b8 | 2606 | unsigned char our_target, message, lun = 0, tag, msgRetryCount; |
1da177e4 | 2607 | |
5c04a7b8 AD |
2608 | struct sccb_mgr_tar_info *currTar_Info; |
2609 | struct sccb *currSCCB; | |
1da177e4 | 2610 | |
5c04a7b8 AD |
2611 | if (pCurrCard->currentSCCB != NULL) { |
2612 | currTar_Info = | |
2613 | &FPT_sccbMgrTbl[p_card][pCurrCard->currentSCCB->TargID]; | |
1da177e4 LT |
2614 | DISABLE_AUTO(port); |
2615 | ||
5c04a7b8 | 2616 | WR_HARPOON((port + hp_scsictrl_0), (ENA_RESEL | ENA_SCAM_SEL)); |
1da177e4 LT |
2617 | |
2618 | currSCCB = pCurrCard->currentSCCB; | |
5c04a7b8 | 2619 | if (currSCCB->Sccb_scsistat == SELECT_WN_ST) { |
1da177e4 LT |
2620 | currTar_Info->TarStatus &= ~TAR_WIDE_MASK; |
2621 | currSCCB->Sccb_scsistat = BUS_FREE_ST; | |
2622 | } | |
5c04a7b8 | 2623 | if (currSCCB->Sccb_scsistat == SELECT_SN_ST) { |
1da177e4 LT |
2624 | currTar_Info->TarStatus &= ~TAR_SYNC_MASK; |
2625 | currSCCB->Sccb_scsistat = BUS_FREE_ST; | |
2626 | } | |
5c04a7b8 AD |
2627 | if (((pCurrCard->globalFlags & F_CONLUN_IO) && |
2628 | ((currTar_Info->TarStatus & TAR_TAG_Q_MASK) != | |
2629 | TAG_Q_TRYING))) { | |
2630 | currTar_Info->TarLUNBusy[currSCCB->Lun] = 0; | |
2631 | if (currSCCB->Sccb_scsistat != ABORT_ST) { | |
1da177e4 | 2632 | pCurrCard->discQCount--; |
5c04a7b8 AD |
2633 | pCurrCard->discQ_Tbl[currTar_Info-> |
2634 | LunDiscQ_Idx[currSCCB-> | |
2635 | Lun]] | |
2636 | = NULL; | |
1da177e4 | 2637 | } |
5c04a7b8 AD |
2638 | } else { |
2639 | currTar_Info->TarLUNBusy[0] = 0; | |
2640 | if (currSCCB->Sccb_tag) { | |
2641 | if (currSCCB->Sccb_scsistat != ABORT_ST) { | |
1da177e4 | 2642 | pCurrCard->discQCount--; |
5c04a7b8 AD |
2643 | pCurrCard->discQ_Tbl[currSCCB-> |
2644 | Sccb_tag] = NULL; | |
1da177e4 | 2645 | } |
5c04a7b8 AD |
2646 | } else { |
2647 | if (currSCCB->Sccb_scsistat != ABORT_ST) { | |
1da177e4 | 2648 | pCurrCard->discQCount--; |
5c04a7b8 AD |
2649 | pCurrCard->discQ_Tbl[currTar_Info-> |
2650 | LunDiscQ_Idx[0]] = | |
2651 | NULL; | |
1da177e4 LT |
2652 | } |
2653 | } | |
2654 | } | |
2655 | ||
5c04a7b8 | 2656 | FPT_queueSelectFail(&FPT_BL_Card[p_card], p_card); |
1da177e4 LT |
2657 | } |
2658 | ||
5c04a7b8 | 2659 | WRW_HARPOON((port + hp_fiforead), (unsigned short)0x00); |
1da177e4 | 2660 | |
5c04a7b8 | 2661 | our_target = (unsigned char)(RD_HARPOON(port + hp_select_id) >> 4); |
47b5d69c | 2662 | currTar_Info = &FPT_sccbMgrTbl[p_card][our_target]; |
1da177e4 | 2663 | |
1da177e4 | 2664 | msgRetryCount = 0; |
5c04a7b8 | 2665 | do { |
1da177e4 | 2666 | |
47b5d69c | 2667 | currTar_Info = &FPT_sccbMgrTbl[p_card][our_target]; |
1da177e4 LT |
2668 | tag = 0; |
2669 | ||
5c04a7b8 AD |
2670 | while (!(RD_HARPOON(port + hp_scsisig) & SCSI_REQ)) { |
2671 | if (!(RD_HARPOON(port + hp_scsisig) & SCSI_BSY)) { | |
1da177e4 | 2672 | |
5c04a7b8 | 2673 | WRW_HARPOON((port + hp_intstat), PHASE); |
1da177e4 LT |
2674 | return; |
2675 | } | |
2676 | } | |
2677 | ||
5c04a7b8 AD |
2678 | WRW_HARPOON((port + hp_intstat), PHASE); |
2679 | if ((RD_HARPOON(port + hp_scsisig) & S_SCSI_PHZ) == S_MSGI_PH) { | |
1da177e4 | 2680 | |
5c04a7b8 AD |
2681 | message = FPT_sfm(port, pCurrCard->currentSCCB); |
2682 | if (message) { | |
1da177e4 | 2683 | |
5c04a7b8 | 2684 | if (message <= (0x80 | LUN_MASK)) { |
db038cf8 | 2685 | lun = message & (unsigned char)LUN_MASK; |
1da177e4 | 2686 | |
5c04a7b8 AD |
2687 | if ((currTar_Info-> |
2688 | TarStatus & TAR_TAG_Q_MASK) == | |
2689 | TAG_Q_TRYING) { | |
2690 | if (currTar_Info->TarTagQ_Cnt != | |
2691 | 0) { | |
2692 | ||
2693 | if (! | |
2694 | (currTar_Info-> | |
2695 | TarLUN_CA)) { | |
2696 | ACCEPT_MSG(port); /*Release the ACK for ID msg. */ | |
2697 | ||
2698 | message = | |
2699 | FPT_sfm | |
2700 | (port, | |
2701 | pCurrCard-> | |
2702 | currentSCCB); | |
2703 | if (message) { | |
2704 | ACCEPT_MSG | |
2705 | (port); | |
1da177e4 LT |
2706 | } |
2707 | ||
2708 | else | |
5c04a7b8 AD |
2709 | message |
2710 | = 0; | |
2711 | ||
2712 | if (message != | |
2713 | 0) { | |
2714 | tag = | |
2715 | FPT_sfm | |
2716 | (port, | |
2717 | pCurrCard-> | |
2718 | currentSCCB); | |
2719 | ||
2720 | if (! | |
2721 | (tag)) | |
2722 | message | |
2723 | = | |
2724 | 0; | |
1da177e4 LT |
2725 | } |
2726 | ||
5c04a7b8 AD |
2727 | } |
2728 | /*C.A. exists! */ | |
2729 | } | |
2730 | /*End Q cnt != 0 */ | |
2731 | } | |
2732 | /*End Tag cmds supported! */ | |
2733 | } | |
2734 | /*End valid ID message. */ | |
2735 | else { | |
1da177e4 LT |
2736 | |
2737 | ACCEPT_MSG_ATN(port); | |
2738 | } | |
2739 | ||
5c04a7b8 AD |
2740 | } |
2741 | /* End good id message. */ | |
2742 | else { | |
1da177e4 | 2743 | |
47b5d69c | 2744 | message = 0; |
1da177e4 | 2745 | } |
5c04a7b8 | 2746 | } else { |
1da177e4 LT |
2747 | ACCEPT_MSG_ATN(port); |
2748 | ||
5c04a7b8 AD |
2749 | while (! |
2750 | (RDW_HARPOON((port + hp_intstat)) & | |
2751 | (PHASE | RESET)) | |
2752 | && !(RD_HARPOON(port + hp_scsisig) & SCSI_REQ) | |
2753 | && (RD_HARPOON(port + hp_scsisig) & SCSI_BSY)) ; | |
1da177e4 LT |
2754 | |
2755 | return; | |
2756 | } | |
1da177e4 | 2757 | |
5c04a7b8 | 2758 | if (message == 0) { |
1da177e4 | 2759 | msgRetryCount++; |
5c04a7b8 | 2760 | if (msgRetryCount == 1) { |
47b5d69c | 2761 | FPT_SendMsg(port, SMPARITY); |
5c04a7b8 | 2762 | } else { |
47b5d69c | 2763 | FPT_SendMsg(port, SMDEV_RESET); |
1da177e4 | 2764 | |
5c04a7b8 AD |
2765 | FPT_sssyncv(port, our_target, NARROW_SCSI, |
2766 | currTar_Info); | |
1da177e4 | 2767 | |
5c04a7b8 AD |
2768 | if (FPT_sccbMgrTbl[p_card][our_target]. |
2769 | TarEEValue & EE_SYNC_MASK) { | |
2770 | ||
2771 | FPT_sccbMgrTbl[p_card][our_target]. | |
2772 | TarStatus &= ~TAR_SYNC_MASK; | |
1da177e4 LT |
2773 | |
2774 | } | |
2775 | ||
5c04a7b8 AD |
2776 | if (FPT_sccbMgrTbl[p_card][our_target]. |
2777 | TarEEValue & EE_WIDE_SCSI) { | |
1da177e4 | 2778 | |
5c04a7b8 AD |
2779 | FPT_sccbMgrTbl[p_card][our_target]. |
2780 | TarStatus &= ~TAR_WIDE_MASK; | |
1da177e4 LT |
2781 | } |
2782 | ||
5c04a7b8 AD |
2783 | FPT_queueFlushTargSccb(p_card, our_target, |
2784 | SCCB_COMPLETE); | |
2785 | FPT_SccbMgrTableInitTarget(p_card, our_target); | |
1da177e4 LT |
2786 | return; |
2787 | } | |
2788 | } | |
5c04a7b8 | 2789 | } while (message == 0); |
1da177e4 | 2790 | |
5c04a7b8 AD |
2791 | if (((pCurrCard->globalFlags & F_CONLUN_IO) && |
2792 | ((currTar_Info->TarStatus & TAR_TAG_Q_MASK) != TAG_Q_TRYING))) { | |
47b5d69c | 2793 | currTar_Info->TarLUNBusy[lun] = 1; |
5c04a7b8 AD |
2794 | pCurrCard->currentSCCB = |
2795 | pCurrCard->discQ_Tbl[currTar_Info->LunDiscQ_Idx[lun]]; | |
2796 | if (pCurrCard->currentSCCB != NULL) { | |
1da177e4 | 2797 | ACCEPT_MSG(port); |
5c04a7b8 | 2798 | } else { |
1da177e4 LT |
2799 | ACCEPT_MSG_ATN(port); |
2800 | } | |
5c04a7b8 | 2801 | } else { |
47b5d69c | 2802 | currTar_Info->TarLUNBusy[0] = 1; |
1da177e4 | 2803 | |
5c04a7b8 AD |
2804 | if (tag) { |
2805 | if (pCurrCard->discQ_Tbl[tag] != NULL) { | |
2806 | pCurrCard->currentSCCB = | |
2807 | pCurrCard->discQ_Tbl[tag]; | |
2808 | currTar_Info->TarTagQ_Cnt--; | |
1da177e4 | 2809 | ACCEPT_MSG(port); |
5c04a7b8 AD |
2810 | } else { |
2811 | ACCEPT_MSG_ATN(port); | |
1da177e4 | 2812 | } |
5c04a7b8 AD |
2813 | } else { |
2814 | pCurrCard->currentSCCB = | |
2815 | pCurrCard->discQ_Tbl[currTar_Info->LunDiscQ_Idx[0]]; | |
2816 | if (pCurrCard->currentSCCB != NULL) { | |
1da177e4 | 2817 | ACCEPT_MSG(port); |
5c04a7b8 | 2818 | } else { |
1da177e4 LT |
2819 | ACCEPT_MSG_ATN(port); |
2820 | } | |
2821 | } | |
2822 | } | |
2823 | ||
5c04a7b8 AD |
2824 | if (pCurrCard->currentSCCB != NULL) { |
2825 | if (pCurrCard->currentSCCB->Sccb_scsistat == ABORT_ST) { | |
2826 | /* During Abort Tag command, the target could have got re-selected | |
2827 | and completed the command. Check the select Q and remove the CCB | |
2828 | if it is in the Select Q */ | |
47b5d69c | 2829 | FPT_queueFindSccb(pCurrCard->currentSCCB, p_card); |
1da177e4 LT |
2830 | } |
2831 | } | |
2832 | ||
5c04a7b8 AD |
2833 | while (!(RDW_HARPOON((port + hp_intstat)) & (PHASE | RESET)) && |
2834 | !(RD_HARPOON(port + hp_scsisig) & SCSI_REQ) && | |
2835 | (RD_HARPOON(port + hp_scsisig) & SCSI_BSY)) ; | |
1da177e4 LT |
2836 | } |
2837 | ||
391e2f25 | 2838 | static void FPT_SendMsg(u32 port, unsigned char message) |
1da177e4 | 2839 | { |
5c04a7b8 AD |
2840 | while (!(RD_HARPOON(port + hp_scsisig) & SCSI_REQ)) { |
2841 | if (!(RD_HARPOON(port + hp_scsisig) & SCSI_BSY)) { | |
1da177e4 | 2842 | |
5c04a7b8 | 2843 | WRW_HARPOON((port + hp_intstat), PHASE); |
1da177e4 LT |
2844 | return; |
2845 | } | |
2846 | } | |
2847 | ||
5c04a7b8 AD |
2848 | WRW_HARPOON((port + hp_intstat), PHASE); |
2849 | if ((RD_HARPOON(port + hp_scsisig) & S_SCSI_PHZ) == S_MSGO_PH) { | |
2850 | WRW_HARPOON((port + hp_intstat), | |
2851 | (BUS_FREE | PHASE | XFER_CNT_0)); | |
1da177e4 | 2852 | |
5c04a7b8 | 2853 | WR_HARPOON(port + hp_portctrl_0, SCSI_BUS_EN); |
1da177e4 | 2854 | |
5c04a7b8 | 2855 | WR_HARPOON(port + hp_scsidata_0, message); |
1da177e4 | 2856 | |
5c04a7b8 | 2857 | WR_HARPOON(port + hp_scsisig, (SCSI_ACK + S_ILL_PH)); |
1da177e4 LT |
2858 | |
2859 | ACCEPT_MSG(port); | |
2860 | ||
5c04a7b8 | 2861 | WR_HARPOON(port + hp_portctrl_0, 0x00); |
1da177e4 LT |
2862 | |
2863 | if ((message == SMABORT) || (message == SMDEV_RESET) || | |
5c04a7b8 AD |
2864 | (message == SMABORT_TAG)) { |
2865 | while (! | |
2866 | (RDW_HARPOON((port + hp_intstat)) & | |
2867 | (BUS_FREE | PHASE))) { | |
2868 | } | |
1da177e4 | 2869 | |
5c04a7b8 AD |
2870 | if (RDW_HARPOON((port + hp_intstat)) & BUS_FREE) { |
2871 | WRW_HARPOON((port + hp_intstat), BUS_FREE); | |
1da177e4 LT |
2872 | } |
2873 | } | |
2874 | } | |
2875 | } | |
2876 | ||
2877 | /*--------------------------------------------------------------------- | |
2878 | * | |
47b5d69c | 2879 | * Function: FPT_sdecm |
1da177e4 | 2880 | * |
25985edc | 2881 | * Description: Determine the proper response to the message from the |
1da177e4 LT |
2882 | * target device. |
2883 | * | |
2884 | *---------------------------------------------------------------------*/ | |
391e2f25 | 2885 | static void FPT_sdecm(unsigned char message, u32 port, unsigned char p_card) |
1da177e4 | 2886 | { |
5c04a7b8 AD |
2887 | struct sccb *currSCCB; |
2888 | struct sccb_card *CurrCard; | |
2889 | struct sccb_mgr_tar_info *currTar_Info; | |
1da177e4 | 2890 | |
47b5d69c | 2891 | CurrCard = &FPT_BL_Card[p_card]; |
1da177e4 LT |
2892 | currSCCB = CurrCard->currentSCCB; |
2893 | ||
47b5d69c | 2894 | currTar_Info = &FPT_sccbMgrTbl[p_card][currSCCB->TargID]; |
1da177e4 | 2895 | |
5c04a7b8 AD |
2896 | if (message == SMREST_DATA_PTR) { |
2897 | if (!(currSCCB->Sccb_XferState & F_NO_DATA_YET)) { | |
1da177e4 LT |
2898 | currSCCB->Sccb_ATC = currSCCB->Sccb_savedATC; |
2899 | ||
47b5d69c | 2900 | FPT_hostDataXferRestart(currSCCB); |
1da177e4 LT |
2901 | } |
2902 | ||
2903 | ACCEPT_MSG(port); | |
5c04a7b8 AD |
2904 | WR_HARPOON(port + hp_autostart_1, |
2905 | (AUTO_IMMED + DISCONNECT_START)); | |
1da177e4 LT |
2906 | } |
2907 | ||
5c04a7b8 | 2908 | else if (message == SMCMD_COMP) { |
1da177e4 | 2909 | |
5c04a7b8 AD |
2910 | if (currSCCB->Sccb_scsistat == SELECT_Q_ST) { |
2911 | currTar_Info->TarStatus &= | |
2912 | ~(unsigned char)TAR_TAG_Q_MASK; | |
db038cf8 | 2913 | currTar_Info->TarStatus |= (unsigned char)TAG_Q_REJECT; |
1da177e4 LT |
2914 | } |
2915 | ||
2916 | ACCEPT_MSG(port); | |
2917 | ||
2918 | } | |
2919 | ||
5c04a7b8 AD |
2920 | else if ((message == SMNO_OP) || (message >= SMIDENT) |
2921 | || (message == SMINIT_RECOVERY) || (message == SMREL_RECOVERY)) { | |
1da177e4 LT |
2922 | |
2923 | ACCEPT_MSG(port); | |
5c04a7b8 AD |
2924 | WR_HARPOON(port + hp_autostart_1, |
2925 | (AUTO_IMMED + DISCONNECT_START)); | |
1da177e4 LT |
2926 | } |
2927 | ||
5c04a7b8 | 2928 | else if (message == SMREJECT) { |
1da177e4 LT |
2929 | |
2930 | if ((currSCCB->Sccb_scsistat == SELECT_SN_ST) || | |
5c04a7b8 AD |
2931 | (currSCCB->Sccb_scsistat == SELECT_WN_ST) || |
2932 | ((currTar_Info->TarStatus & TAR_SYNC_MASK) == SYNC_TRYING) | |
2933 | || ((currTar_Info->TarStatus & TAR_TAG_Q_MASK) == | |
2934 | TAG_Q_TRYING)) | |
1da177e4 | 2935 | { |
5c04a7b8 | 2936 | WRW_HARPOON((port + hp_intstat), BUS_FREE); |
1da177e4 LT |
2937 | |
2938 | ACCEPT_MSG(port); | |
2939 | ||
5c04a7b8 AD |
2940 | while ((!(RD_HARPOON(port + hp_scsisig) & SCSI_REQ)) && |
2941 | (!(RDW_HARPOON((port + hp_intstat)) & BUS_FREE))) | |
1da177e4 | 2942 | { |
5c04a7b8 | 2943 | } |
1da177e4 | 2944 | |
5c04a7b8 | 2945 | if (currSCCB->Lun == 0x00) { |
adb11023 | 2946 | if (currSCCB->Sccb_scsistat == SELECT_SN_ST) { |
1da177e4 | 2947 | |
5c04a7b8 AD |
2948 | currTar_Info->TarStatus |= |
2949 | (unsigned char)SYNC_SUPPORTED; | |
1da177e4 | 2950 | |
5c04a7b8 AD |
2951 | currTar_Info->TarEEValue &= |
2952 | ~EE_SYNC_MASK; | |
2953 | } | |
1da177e4 | 2954 | |
adb11023 NC |
2955 | else if (currSCCB->Sccb_scsistat == |
2956 | SELECT_WN_ST) { | |
1da177e4 | 2957 | |
5c04a7b8 AD |
2958 | currTar_Info->TarStatus = |
2959 | (currTar_Info-> | |
2960 | TarStatus & ~WIDE_ENABLED) | | |
2961 | WIDE_NEGOCIATED; | |
1da177e4 | 2962 | |
5c04a7b8 AD |
2963 | currTar_Info->TarEEValue &= |
2964 | ~EE_WIDE_SCSI; | |
1da177e4 LT |
2965 | |
2966 | } | |
1da177e4 | 2967 | |
5c04a7b8 AD |
2968 | else if ((currTar_Info-> |
2969 | TarStatus & TAR_TAG_Q_MASK) == | |
2970 | TAG_Q_TRYING) { | |
2971 | currTar_Info->TarStatus = | |
2972 | (currTar_Info-> | |
2973 | TarStatus & ~(unsigned char) | |
2974 | TAR_TAG_Q_MASK) | TAG_Q_REJECT; | |
1da177e4 LT |
2975 | |
2976 | currSCCB->ControlByte &= ~F_USE_CMD_Q; | |
2977 | CurrCard->discQCount--; | |
5c04a7b8 AD |
2978 | CurrCard->discQ_Tbl[currSCCB-> |
2979 | Sccb_tag] = NULL; | |
1da177e4 LT |
2980 | currSCCB->Sccb_tag = 0x00; |
2981 | ||
2982 | } | |
2983 | } | |
2984 | ||
5c04a7b8 | 2985 | if (RDW_HARPOON((port + hp_intstat)) & BUS_FREE) { |
1da177e4 | 2986 | |
5c04a7b8 AD |
2987 | if (currSCCB->Lun == 0x00) { |
2988 | WRW_HARPOON((port + hp_intstat), | |
2989 | BUS_FREE); | |
1da177e4 LT |
2990 | CurrCard->globalFlags |= F_NEW_SCCB_CMD; |
2991 | } | |
2992 | } | |
2993 | ||
5c04a7b8 | 2994 | else { |
1da177e4 | 2995 | |
5c04a7b8 AD |
2996 | if ((CurrCard->globalFlags & F_CONLUN_IO) && |
2997 | ((currTar_Info-> | |
2998 | TarStatus & TAR_TAG_Q_MASK) != | |
2999 | TAG_Q_TRYING)) | |
3000 | currTar_Info->TarLUNBusy[currSCCB-> | |
3001 | Lun] = 1; | |
1da177e4 | 3002 | else |
47b5d69c | 3003 | currTar_Info->TarLUNBusy[0] = 1; |
1da177e4 | 3004 | |
5c04a7b8 AD |
3005 | currSCCB->ControlByte &= |
3006 | ~(unsigned char)F_USE_CMD_Q; | |
1da177e4 | 3007 | |
5c04a7b8 AD |
3008 | WR_HARPOON(port + hp_autostart_1, |
3009 | (AUTO_IMMED + DISCONNECT_START)); | |
1da177e4 LT |
3010 | |
3011 | } | |
3012 | } | |
3013 | ||
5c04a7b8 | 3014 | else { |
1da177e4 LT |
3015 | ACCEPT_MSG(port); |
3016 | ||
5c04a7b8 AD |
3017 | while ((!(RD_HARPOON(port + hp_scsisig) & SCSI_REQ)) && |
3018 | (!(RDW_HARPOON((port + hp_intstat)) & BUS_FREE))) | |
1da177e4 | 3019 | { |
5c04a7b8 AD |
3020 | } |
3021 | ||
3022 | if (!(RDW_HARPOON((port + hp_intstat)) & BUS_FREE)) { | |
3023 | WR_HARPOON(port + hp_autostart_1, | |
3024 | (AUTO_IMMED + DISCONNECT_START)); | |
1da177e4 LT |
3025 | } |
3026 | } | |
3027 | } | |
3028 | ||
5c04a7b8 | 3029 | else if (message == SMEXT) { |
1da177e4 LT |
3030 | |
3031 | ACCEPT_MSG(port); | |
5c04a7b8 | 3032 | FPT_shandem(port, p_card, currSCCB); |
1da177e4 LT |
3033 | } |
3034 | ||
5c04a7b8 | 3035 | else if (message == SMIGNORWR) { |
1da177e4 | 3036 | |
5c04a7b8 | 3037 | ACCEPT_MSG(port); /* ACK the RESIDUE MSG */ |
1da177e4 | 3038 | |
5c04a7b8 | 3039 | message = FPT_sfm(port, currSCCB); |
1da177e4 | 3040 | |
5c04a7b8 | 3041 | if (currSCCB->Sccb_scsimsg != SMPARITY) |
1da177e4 | 3042 | ACCEPT_MSG(port); |
5c04a7b8 AD |
3043 | WR_HARPOON(port + hp_autostart_1, |
3044 | (AUTO_IMMED + DISCONNECT_START)); | |
1da177e4 LT |
3045 | } |
3046 | ||
5c04a7b8 | 3047 | else { |
1da177e4 LT |
3048 | |
3049 | currSCCB->HostStatus = SCCB_PHASE_SEQUENCE_FAIL; | |
3050 | currSCCB->Sccb_scsimsg = SMREJECT; | |
3051 | ||
3052 | ACCEPT_MSG_ATN(port); | |
5c04a7b8 AD |
3053 | WR_HARPOON(port + hp_autostart_1, |
3054 | (AUTO_IMMED + DISCONNECT_START)); | |
1da177e4 LT |
3055 | } |
3056 | } | |
3057 | ||
1da177e4 LT |
3058 | /*--------------------------------------------------------------------- |
3059 | * | |
47b5d69c | 3060 | * Function: FPT_shandem |
1da177e4 LT |
3061 | * |
3062 | * Description: Decide what to do with the extended message. | |
3063 | * | |
3064 | *---------------------------------------------------------------------*/ | |
391e2f25 | 3065 | static void FPT_shandem(u32 port, unsigned char p_card, struct sccb *pCurrSCCB) |
1da177e4 | 3066 | { |
5c04a7b8 | 3067 | unsigned char length, message; |
1da177e4 | 3068 | |
5c04a7b8 AD |
3069 | length = FPT_sfm(port, pCurrSCCB); |
3070 | if (length) { | |
1da177e4 LT |
3071 | |
3072 | ACCEPT_MSG(port); | |
5c04a7b8 AD |
3073 | message = FPT_sfm(port, pCurrSCCB); |
3074 | if (message) { | |
1da177e4 | 3075 | |
5c04a7b8 | 3076 | if (message == SMSYNC) { |
1da177e4 | 3077 | |
5c04a7b8 | 3078 | if (length == 0x03) { |
1da177e4 LT |
3079 | |
3080 | ACCEPT_MSG(port); | |
5c04a7b8 AD |
3081 | FPT_stsyncn(port, p_card); |
3082 | } else { | |
1da177e4 LT |
3083 | |
3084 | pCurrSCCB->Sccb_scsimsg = SMREJECT; | |
3085 | ACCEPT_MSG_ATN(port); | |
3086 | } | |
5c04a7b8 | 3087 | } else if (message == SMWDTR) { |
1da177e4 | 3088 | |
5c04a7b8 | 3089 | if (length == 0x02) { |
1da177e4 LT |
3090 | |
3091 | ACCEPT_MSG(port); | |
5c04a7b8 AD |
3092 | FPT_stwidn(port, p_card); |
3093 | } else { | |
1da177e4 LT |
3094 | |
3095 | pCurrSCCB->Sccb_scsimsg = SMREJECT; | |
3096 | ACCEPT_MSG_ATN(port); | |
3097 | ||
5c04a7b8 AD |
3098 | WR_HARPOON(port + hp_autostart_1, |
3099 | (AUTO_IMMED + | |
3100 | DISCONNECT_START)); | |
1da177e4 | 3101 | } |
5c04a7b8 | 3102 | } else { |
1da177e4 LT |
3103 | |
3104 | pCurrSCCB->Sccb_scsimsg = SMREJECT; | |
3105 | ACCEPT_MSG_ATN(port); | |
3106 | ||
5c04a7b8 AD |
3107 | WR_HARPOON(port + hp_autostart_1, |
3108 | (AUTO_IMMED + DISCONNECT_START)); | |
1da177e4 | 3109 | } |
5c04a7b8 AD |
3110 | } else { |
3111 | if (pCurrSCCB->Sccb_scsimsg != SMPARITY) | |
1da177e4 | 3112 | ACCEPT_MSG(port); |
5c04a7b8 AD |
3113 | WR_HARPOON(port + hp_autostart_1, |
3114 | (AUTO_IMMED + DISCONNECT_START)); | |
1da177e4 | 3115 | } |
5c04a7b8 AD |
3116 | } else { |
3117 | if (pCurrSCCB->Sccb_scsimsg == SMPARITY) | |
3118 | WR_HARPOON(port + hp_autostart_1, | |
3119 | (AUTO_IMMED + DISCONNECT_START)); | |
1da177e4 LT |
3120 | } |
3121 | } | |
3122 | ||
1da177e4 LT |
3123 | /*--------------------------------------------------------------------- |
3124 | * | |
47b5d69c | 3125 | * Function: FPT_sisyncn |
1da177e4 LT |
3126 | * |
3127 | * Description: Read in a message byte from the SCSI bus, and check | |
3128 | * for a parity error. | |
3129 | * | |
3130 | *---------------------------------------------------------------------*/ | |
3131 | ||
391e2f25 | 3132 | static unsigned char FPT_sisyncn(u32 port, unsigned char p_card, |
5c04a7b8 | 3133 | unsigned char syncFlag) |
1da177e4 | 3134 | { |
5c04a7b8 AD |
3135 | struct sccb *currSCCB; |
3136 | struct sccb_mgr_tar_info *currTar_Info; | |
1da177e4 | 3137 | |
5c04a7b8 AD |
3138 | currSCCB = FPT_BL_Card[p_card].currentSCCB; |
3139 | currTar_Info = &FPT_sccbMgrTbl[p_card][currSCCB->TargID]; | |
1da177e4 | 3140 | |
5c04a7b8 | 3141 | if (!((currTar_Info->TarStatus & TAR_SYNC_MASK) == SYNC_TRYING)) { |
1da177e4 | 3142 | |
5c04a7b8 AD |
3143 | WRW_HARPOON((port + ID_MSG_STRT), |
3144 | (MPM_OP + AMSG_OUT + | |
3145 | (currSCCB-> | |
3146 | Sccb_idmsg & ~(unsigned char)DISC_PRIV))); | |
1da177e4 | 3147 | |
5c04a7b8 | 3148 | WRW_HARPOON((port + ID_MSG_STRT + 2), BRH_OP + ALWAYS + CMDPZ); |
1da177e4 | 3149 | |
5c04a7b8 AD |
3150 | WRW_HARPOON((port + SYNC_MSGS + 0), |
3151 | (MPM_OP + AMSG_OUT + SMEXT)); | |
3152 | WRW_HARPOON((port + SYNC_MSGS + 2), (MPM_OP + AMSG_OUT + 0x03)); | |
3153 | WRW_HARPOON((port + SYNC_MSGS + 4), | |
3154 | (MPM_OP + AMSG_OUT + SMSYNC)); | |
1da177e4 | 3155 | |
5c04a7b8 | 3156 | if ((currTar_Info->TarEEValue & EE_SYNC_MASK) == EE_SYNC_20MB) |
1da177e4 | 3157 | |
5c04a7b8 AD |
3158 | WRW_HARPOON((port + SYNC_MSGS + 6), |
3159 | (MPM_OP + AMSG_OUT + 12)); | |
1da177e4 | 3160 | |
5c04a7b8 AD |
3161 | else if ((currTar_Info->TarEEValue & EE_SYNC_MASK) == |
3162 | EE_SYNC_10MB) | |
1da177e4 | 3163 | |
5c04a7b8 AD |
3164 | WRW_HARPOON((port + SYNC_MSGS + 6), |
3165 | (MPM_OP + AMSG_OUT + 25)); | |
1da177e4 | 3166 | |
5c04a7b8 AD |
3167 | else if ((currTar_Info->TarEEValue & EE_SYNC_MASK) == |
3168 | EE_SYNC_5MB) | |
1da177e4 | 3169 | |
5c04a7b8 AD |
3170 | WRW_HARPOON((port + SYNC_MSGS + 6), |
3171 | (MPM_OP + AMSG_OUT + 50)); | |
1da177e4 | 3172 | |
1da177e4 | 3173 | else |
5c04a7b8 AD |
3174 | WRW_HARPOON((port + SYNC_MSGS + 6), |
3175 | (MPM_OP + AMSG_OUT + 00)); | |
3176 | ||
3177 | WRW_HARPOON((port + SYNC_MSGS + 8), (RAT_OP)); | |
3178 | WRW_HARPOON((port + SYNC_MSGS + 10), | |
3179 | (MPM_OP + AMSG_OUT + DEFAULT_OFFSET)); | |
3180 | WRW_HARPOON((port + SYNC_MSGS + 12), (BRH_OP + ALWAYS + NP)); | |
3181 | ||
3182 | if (syncFlag == 0) { | |
3183 | WR_HARPOON(port + hp_autostart_3, | |
3184 | (SELECT + SELCHK_STRT)); | |
3185 | currTar_Info->TarStatus = | |
3186 | ((currTar_Info-> | |
3187 | TarStatus & ~(unsigned char)TAR_SYNC_MASK) | | |
3188 | (unsigned char)SYNC_TRYING); | |
3189 | } else { | |
3190 | WR_HARPOON(port + hp_autostart_3, | |
3191 | (AUTO_IMMED + CMD_ONLY_STRT)); | |
1da177e4 LT |
3192 | } |
3193 | ||
5c1b85e2 | 3194 | return 1; |
5c04a7b8 | 3195 | } |
1da177e4 | 3196 | |
5c04a7b8 | 3197 | else { |
1da177e4 | 3198 | |
5c04a7b8 AD |
3199 | currTar_Info->TarStatus |= (unsigned char)SYNC_SUPPORTED; |
3200 | currTar_Info->TarEEValue &= ~EE_SYNC_MASK; | |
5c1b85e2 | 3201 | return 0; |
5c04a7b8 | 3202 | } |
1da177e4 LT |
3203 | } |
3204 | ||
1da177e4 LT |
3205 | /*--------------------------------------------------------------------- |
3206 | * | |
47b5d69c | 3207 | * Function: FPT_stsyncn |
1da177e4 LT |
3208 | * |
3209 | * Description: The has sent us a Sync Nego message so handle it as | |
3210 | * necessary. | |
3211 | * | |
3212 | *---------------------------------------------------------------------*/ | |
391e2f25 | 3213 | static void FPT_stsyncn(u32 port, unsigned char p_card) |
1da177e4 | 3214 | { |
5c04a7b8 AD |
3215 | unsigned char sync_msg, offset, sync_reg, our_sync_msg; |
3216 | struct sccb *currSCCB; | |
3217 | struct sccb_mgr_tar_info *currTar_Info; | |
1da177e4 | 3218 | |
5c04a7b8 AD |
3219 | currSCCB = FPT_BL_Card[p_card].currentSCCB; |
3220 | currTar_Info = &FPT_sccbMgrTbl[p_card][currSCCB->TargID]; | |
1da177e4 | 3221 | |
5c04a7b8 | 3222 | sync_msg = FPT_sfm(port, currSCCB); |
1da177e4 | 3223 | |
5c04a7b8 AD |
3224 | if ((sync_msg == 0x00) && (currSCCB->Sccb_scsimsg == SMPARITY)) { |
3225 | WR_HARPOON(port + hp_autostart_1, | |
3226 | (AUTO_IMMED + DISCONNECT_START)); | |
1da177e4 LT |
3227 | return; |
3228 | } | |
3229 | ||
5c04a7b8 | 3230 | ACCEPT_MSG(port); |
1da177e4 | 3231 | |
5c04a7b8 | 3232 | offset = FPT_sfm(port, currSCCB); |
1da177e4 | 3233 | |
5c04a7b8 AD |
3234 | if ((offset == 0x00) && (currSCCB->Sccb_scsimsg == SMPARITY)) { |
3235 | WR_HARPOON(port + hp_autostart_1, | |
3236 | (AUTO_IMMED + DISCONNECT_START)); | |
1da177e4 LT |
3237 | return; |
3238 | } | |
3239 | ||
5c04a7b8 | 3240 | if ((currTar_Info->TarEEValue & EE_SYNC_MASK) == EE_SYNC_20MB) |
1da177e4 | 3241 | |
5c04a7b8 | 3242 | our_sync_msg = 12; /* Setup our Message to 20mb/s */ |
1da177e4 | 3243 | |
5c04a7b8 | 3244 | else if ((currTar_Info->TarEEValue & EE_SYNC_MASK) == EE_SYNC_10MB) |
1da177e4 | 3245 | |
5c04a7b8 | 3246 | our_sync_msg = 25; /* Setup our Message to 10mb/s */ |
1da177e4 | 3247 | |
5c04a7b8 | 3248 | else if ((currTar_Info->TarEEValue & EE_SYNC_MASK) == EE_SYNC_5MB) |
1da177e4 | 3249 | |
5c04a7b8 AD |
3250 | our_sync_msg = 50; /* Setup our Message to 5mb/s */ |
3251 | else | |
1da177e4 | 3252 | |
5c04a7b8 | 3253 | our_sync_msg = 0; /* Message = Async */ |
1da177e4 | 3254 | |
5c04a7b8 AD |
3255 | if (sync_msg < our_sync_msg) { |
3256 | sync_msg = our_sync_msg; /*if faster, then set to max. */ | |
3257 | } | |
1da177e4 | 3258 | |
5c04a7b8 AD |
3259 | if (offset == ASYNC) |
3260 | sync_msg = ASYNC; | |
1da177e4 | 3261 | |
5c04a7b8 AD |
3262 | if (offset > MAX_OFFSET) |
3263 | offset = MAX_OFFSET; | |
1da177e4 | 3264 | |
5c04a7b8 | 3265 | sync_reg = 0x00; |
1da177e4 | 3266 | |
5c04a7b8 | 3267 | if (sync_msg > 12) |
1da177e4 | 3268 | |
5c04a7b8 | 3269 | sync_reg = 0x20; /* Use 10MB/s */ |
1da177e4 | 3270 | |
5c04a7b8 | 3271 | if (sync_msg > 25) |
1da177e4 | 3272 | |
5c04a7b8 | 3273 | sync_reg = 0x40; /* Use 6.6MB/s */ |
1da177e4 | 3274 | |
5c04a7b8 | 3275 | if (sync_msg > 38) |
1da177e4 | 3276 | |
5c04a7b8 | 3277 | sync_reg = 0x60; /* Use 5MB/s */ |
1da177e4 | 3278 | |
5c04a7b8 | 3279 | if (sync_msg > 50) |
1da177e4 | 3280 | |
5c04a7b8 | 3281 | sync_reg = 0x80; /* Use 4MB/s */ |
1da177e4 | 3282 | |
5c04a7b8 | 3283 | if (sync_msg > 62) |
1da177e4 | 3284 | |
5c04a7b8 | 3285 | sync_reg = 0xA0; /* Use 3.33MB/s */ |
1da177e4 | 3286 | |
5c04a7b8 | 3287 | if (sync_msg > 75) |
1da177e4 | 3288 | |
5c04a7b8 | 3289 | sync_reg = 0xC0; /* Use 2.85MB/s */ |
1da177e4 | 3290 | |
5c04a7b8 | 3291 | if (sync_msg > 87) |
1da177e4 | 3292 | |
5c04a7b8 | 3293 | sync_reg = 0xE0; /* Use 2.5MB/s */ |
1da177e4 | 3294 | |
5c04a7b8 | 3295 | if (sync_msg > 100) { |
1da177e4 | 3296 | |
5c04a7b8 AD |
3297 | sync_reg = 0x00; /* Use ASYNC */ |
3298 | offset = 0x00; | |
3299 | } | |
1da177e4 | 3300 | |
5c04a7b8 | 3301 | if (currTar_Info->TarStatus & WIDE_ENABLED) |
1da177e4 | 3302 | |
5c04a7b8 | 3303 | sync_reg |= offset; |
1da177e4 | 3304 | |
5c04a7b8 | 3305 | else |
1da177e4 | 3306 | |
5c04a7b8 | 3307 | sync_reg |= (offset | NARROW_SCSI); |
1da177e4 | 3308 | |
5c04a7b8 | 3309 | FPT_sssyncv(port, currSCCB->TargID, sync_reg, currTar_Info); |
1da177e4 | 3310 | |
5c04a7b8 | 3311 | if (currSCCB->Sccb_scsistat == SELECT_SN_ST) { |
1da177e4 | 3312 | |
5c04a7b8 | 3313 | ACCEPT_MSG(port); |
1da177e4 | 3314 | |
5c04a7b8 AD |
3315 | currTar_Info->TarStatus = ((currTar_Info->TarStatus & |
3316 | ~(unsigned char)TAR_SYNC_MASK) | | |
3317 | (unsigned char)SYNC_SUPPORTED); | |
1da177e4 | 3318 | |
5c04a7b8 AD |
3319 | WR_HARPOON(port + hp_autostart_1, |
3320 | (AUTO_IMMED + DISCONNECT_START)); | |
3321 | } | |
1da177e4 | 3322 | |
5c04a7b8 | 3323 | else { |
1da177e4 | 3324 | |
5c04a7b8 | 3325 | ACCEPT_MSG_ATN(port); |
1da177e4 | 3326 | |
5c04a7b8 | 3327 | FPT_sisyncr(port, sync_msg, offset); |
1da177e4 | 3328 | |
5c04a7b8 AD |
3329 | currTar_Info->TarStatus = ((currTar_Info->TarStatus & |
3330 | ~(unsigned char)TAR_SYNC_MASK) | | |
3331 | (unsigned char)SYNC_SUPPORTED); | |
3332 | } | |
1da177e4 LT |
3333 | } |
3334 | ||
1da177e4 LT |
3335 | /*--------------------------------------------------------------------- |
3336 | * | |
47b5d69c | 3337 | * Function: FPT_sisyncr |
1da177e4 LT |
3338 | * |
3339 | * Description: Answer the targets sync message. | |
3340 | * | |
3341 | *---------------------------------------------------------------------*/ | |
391e2f25 | 3342 | static void FPT_sisyncr(u32 port, unsigned char sync_pulse, |
5c04a7b8 | 3343 | unsigned char offset) |
1da177e4 | 3344 | { |
5c04a7b8 AD |
3345 | ARAM_ACCESS(port); |
3346 | WRW_HARPOON((port + SYNC_MSGS + 0), (MPM_OP + AMSG_OUT + SMEXT)); | |
3347 | WRW_HARPOON((port + SYNC_MSGS + 2), (MPM_OP + AMSG_OUT + 0x03)); | |
3348 | WRW_HARPOON((port + SYNC_MSGS + 4), (MPM_OP + AMSG_OUT + SMSYNC)); | |
3349 | WRW_HARPOON((port + SYNC_MSGS + 6), (MPM_OP + AMSG_OUT + sync_pulse)); | |
3350 | WRW_HARPOON((port + SYNC_MSGS + 8), (RAT_OP)); | |
3351 | WRW_HARPOON((port + SYNC_MSGS + 10), (MPM_OP + AMSG_OUT + offset)); | |
3352 | WRW_HARPOON((port + SYNC_MSGS + 12), (BRH_OP + ALWAYS + NP)); | |
3353 | SGRAM_ACCESS(port); | |
3354 | ||
3355 | WR_HARPOON(port + hp_portctrl_0, SCSI_PORT); | |
3356 | WRW_HARPOON((port + hp_intstat), CLR_ALL_INT_1); | |
3357 | ||
3358 | WR_HARPOON(port + hp_autostart_3, (AUTO_IMMED + CMD_ONLY_STRT)); | |
3359 | ||
3360 | while (!(RDW_HARPOON((port + hp_intstat)) & (BUS_FREE | AUTO_INT))) { | |
3361 | } | |
1da177e4 LT |
3362 | } |
3363 | ||
1da177e4 LT |
3364 | /*--------------------------------------------------------------------- |
3365 | * | |
47b5d69c | 3366 | * Function: FPT_siwidn |
1da177e4 LT |
3367 | * |
3368 | * Description: Read in a message byte from the SCSI bus, and check | |
3369 | * for a parity error. | |
3370 | * | |
3371 | *---------------------------------------------------------------------*/ | |
3372 | ||
391e2f25 | 3373 | static unsigned char FPT_siwidn(u32 port, unsigned char p_card) |
1da177e4 | 3374 | { |
5c04a7b8 AD |
3375 | struct sccb *currSCCB; |
3376 | struct sccb_mgr_tar_info *currTar_Info; | |
1da177e4 | 3377 | |
5c04a7b8 AD |
3378 | currSCCB = FPT_BL_Card[p_card].currentSCCB; |
3379 | currTar_Info = &FPT_sccbMgrTbl[p_card][currSCCB->TargID]; | |
1da177e4 | 3380 | |
5c04a7b8 | 3381 | if (!((currTar_Info->TarStatus & TAR_WIDE_MASK) == WIDE_NEGOCIATED)) { |
1da177e4 | 3382 | |
5c04a7b8 AD |
3383 | WRW_HARPOON((port + ID_MSG_STRT), |
3384 | (MPM_OP + AMSG_OUT + | |
3385 | (currSCCB-> | |
3386 | Sccb_idmsg & ~(unsigned char)DISC_PRIV))); | |
1da177e4 | 3387 | |
5c04a7b8 | 3388 | WRW_HARPOON((port + ID_MSG_STRT + 2), BRH_OP + ALWAYS + CMDPZ); |
1da177e4 | 3389 | |
5c04a7b8 AD |
3390 | WRW_HARPOON((port + SYNC_MSGS + 0), |
3391 | (MPM_OP + AMSG_OUT + SMEXT)); | |
3392 | WRW_HARPOON((port + SYNC_MSGS + 2), (MPM_OP + AMSG_OUT + 0x02)); | |
3393 | WRW_HARPOON((port + SYNC_MSGS + 4), | |
3394 | (MPM_OP + AMSG_OUT + SMWDTR)); | |
3395 | WRW_HARPOON((port + SYNC_MSGS + 6), (RAT_OP)); | |
3396 | WRW_HARPOON((port + SYNC_MSGS + 8), | |
3397 | (MPM_OP + AMSG_OUT + SM16BIT)); | |
3398 | WRW_HARPOON((port + SYNC_MSGS + 10), (BRH_OP + ALWAYS + NP)); | |
1da177e4 | 3399 | |
5c04a7b8 | 3400 | WR_HARPOON(port + hp_autostart_3, (SELECT + SELCHK_STRT)); |
1da177e4 | 3401 | |
5c04a7b8 AD |
3402 | currTar_Info->TarStatus = ((currTar_Info->TarStatus & |
3403 | ~(unsigned char)TAR_WIDE_MASK) | | |
3404 | (unsigned char)WIDE_ENABLED); | |
1da177e4 | 3405 | |
5c1b85e2 | 3406 | return 1; |
5c04a7b8 | 3407 | } |
1da177e4 | 3408 | |
5c04a7b8 | 3409 | else { |
1da177e4 | 3410 | |
5c04a7b8 AD |
3411 | currTar_Info->TarStatus = ((currTar_Info->TarStatus & |
3412 | ~(unsigned char)TAR_WIDE_MASK) | | |
3413 | WIDE_NEGOCIATED); | |
1da177e4 | 3414 | |
5c04a7b8 | 3415 | currTar_Info->TarEEValue &= ~EE_WIDE_SCSI; |
5c1b85e2 | 3416 | return 0; |
5c04a7b8 | 3417 | } |
1da177e4 LT |
3418 | } |
3419 | ||
1da177e4 LT |
3420 | /*--------------------------------------------------------------------- |
3421 | * | |
47b5d69c | 3422 | * Function: FPT_stwidn |
1da177e4 LT |
3423 | * |
3424 | * Description: The has sent us a Wide Nego message so handle it as | |
3425 | * necessary. | |
3426 | * | |
3427 | *---------------------------------------------------------------------*/ | |
391e2f25 | 3428 | static void FPT_stwidn(u32 port, unsigned char p_card) |
1da177e4 | 3429 | { |
5c04a7b8 AD |
3430 | unsigned char width; |
3431 | struct sccb *currSCCB; | |
3432 | struct sccb_mgr_tar_info *currTar_Info; | |
1da177e4 | 3433 | |
5c04a7b8 AD |
3434 | currSCCB = FPT_BL_Card[p_card].currentSCCB; |
3435 | currTar_Info = &FPT_sccbMgrTbl[p_card][currSCCB->TargID]; | |
1da177e4 | 3436 | |
5c04a7b8 | 3437 | width = FPT_sfm(port, currSCCB); |
1da177e4 | 3438 | |
5c04a7b8 AD |
3439 | if ((width == 0x00) && (currSCCB->Sccb_scsimsg == SMPARITY)) { |
3440 | WR_HARPOON(port + hp_autostart_1, | |
3441 | (AUTO_IMMED + DISCONNECT_START)); | |
1da177e4 LT |
3442 | return; |
3443 | } | |
3444 | ||
5c04a7b8 AD |
3445 | if (!(currTar_Info->TarEEValue & EE_WIDE_SCSI)) |
3446 | width = 0; | |
1da177e4 | 3447 | |
5c04a7b8 AD |
3448 | if (width) { |
3449 | currTar_Info->TarStatus |= WIDE_ENABLED; | |
3450 | width = 0; | |
3451 | } else { | |
3452 | width = NARROW_SCSI; | |
3453 | currTar_Info->TarStatus &= ~WIDE_ENABLED; | |
3454 | } | |
1da177e4 | 3455 | |
5c04a7b8 | 3456 | FPT_sssyncv(port, currSCCB->TargID, width, currTar_Info); |
1da177e4 | 3457 | |
5c04a7b8 | 3458 | if (currSCCB->Sccb_scsistat == SELECT_WN_ST) { |
1da177e4 | 3459 | |
5c04a7b8 | 3460 | currTar_Info->TarStatus |= WIDE_NEGOCIATED; |
1da177e4 | 3461 | |
5c04a7b8 AD |
3462 | if (! |
3463 | ((currTar_Info->TarStatus & TAR_SYNC_MASK) == | |
3464 | SYNC_SUPPORTED)) { | |
3465 | ACCEPT_MSG_ATN(port); | |
3466 | ARAM_ACCESS(port); | |
3467 | FPT_sisyncn(port, p_card, 1); | |
3468 | currSCCB->Sccb_scsistat = SELECT_SN_ST; | |
3469 | SGRAM_ACCESS(port); | |
3470 | } else { | |
3471 | ACCEPT_MSG(port); | |
3472 | WR_HARPOON(port + hp_autostart_1, | |
3473 | (AUTO_IMMED + DISCONNECT_START)); | |
1da177e4 | 3474 | } |
5c04a7b8 | 3475 | } |
1da177e4 | 3476 | |
5c04a7b8 | 3477 | else { |
1da177e4 | 3478 | |
5c04a7b8 | 3479 | ACCEPT_MSG_ATN(port); |
1da177e4 | 3480 | |
5c04a7b8 AD |
3481 | if (currTar_Info->TarEEValue & EE_WIDE_SCSI) |
3482 | width = SM16BIT; | |
3483 | else | |
3484 | width = SM8BIT; | |
1da177e4 | 3485 | |
5c04a7b8 | 3486 | FPT_siwidr(port, width); |
1da177e4 | 3487 | |
5c04a7b8 AD |
3488 | currTar_Info->TarStatus |= (WIDE_NEGOCIATED | WIDE_ENABLED); |
3489 | } | |
1da177e4 LT |
3490 | } |
3491 | ||
1da177e4 LT |
3492 | /*--------------------------------------------------------------------- |
3493 | * | |
47b5d69c | 3494 | * Function: FPT_siwidr |
1da177e4 LT |
3495 | * |
3496 | * Description: Answer the targets Wide nego message. | |
3497 | * | |
3498 | *---------------------------------------------------------------------*/ | |
391e2f25 | 3499 | static void FPT_siwidr(u32 port, unsigned char width) |
1da177e4 | 3500 | { |
5c04a7b8 AD |
3501 | ARAM_ACCESS(port); |
3502 | WRW_HARPOON((port + SYNC_MSGS + 0), (MPM_OP + AMSG_OUT + SMEXT)); | |
3503 | WRW_HARPOON((port + SYNC_MSGS + 2), (MPM_OP + AMSG_OUT + 0x02)); | |
3504 | WRW_HARPOON((port + SYNC_MSGS + 4), (MPM_OP + AMSG_OUT + SMWDTR)); | |
3505 | WRW_HARPOON((port + SYNC_MSGS + 6), (RAT_OP)); | |
3506 | WRW_HARPOON((port + SYNC_MSGS + 8), (MPM_OP + AMSG_OUT + width)); | |
3507 | WRW_HARPOON((port + SYNC_MSGS + 10), (BRH_OP + ALWAYS + NP)); | |
3508 | SGRAM_ACCESS(port); | |
1da177e4 | 3509 | |
5c04a7b8 AD |
3510 | WR_HARPOON(port + hp_portctrl_0, SCSI_PORT); |
3511 | WRW_HARPOON((port + hp_intstat), CLR_ALL_INT_1); | |
1da177e4 | 3512 | |
5c04a7b8 | 3513 | WR_HARPOON(port + hp_autostart_3, (AUTO_IMMED + CMD_ONLY_STRT)); |
1da177e4 | 3514 | |
5c04a7b8 AD |
3515 | while (!(RDW_HARPOON((port + hp_intstat)) & (BUS_FREE | AUTO_INT))) { |
3516 | } | |
1da177e4 LT |
3517 | } |
3518 | ||
1da177e4 LT |
3519 | /*--------------------------------------------------------------------- |
3520 | * | |
47b5d69c | 3521 | * Function: FPT_sssyncv |
1da177e4 LT |
3522 | * |
3523 | * Description: Write the desired value to the Sync Register for the | |
3524 | * ID specified. | |
3525 | * | |
3526 | *---------------------------------------------------------------------*/ | |
391e2f25 | 3527 | static void FPT_sssyncv(u32 p_port, unsigned char p_id, |
5c04a7b8 AD |
3528 | unsigned char p_sync_value, |
3529 | struct sccb_mgr_tar_info *currTar_Info) | |
1da177e4 | 3530 | { |
5c04a7b8 AD |
3531 | unsigned char index; |
3532 | ||
3533 | index = p_id; | |
3534 | ||
3535 | switch (index) { | |
3536 | ||
3537 | case 0: | |
3538 | index = 12; /* hp_synctarg_0 */ | |
3539 | break; | |
3540 | case 1: | |
3541 | index = 13; /* hp_synctarg_1 */ | |
3542 | break; | |
3543 | case 2: | |
3544 | index = 14; /* hp_synctarg_2 */ | |
3545 | break; | |
3546 | case 3: | |
3547 | index = 15; /* hp_synctarg_3 */ | |
3548 | break; | |
3549 | case 4: | |
3550 | index = 8; /* hp_synctarg_4 */ | |
3551 | break; | |
3552 | case 5: | |
3553 | index = 9; /* hp_synctarg_5 */ | |
3554 | break; | |
3555 | case 6: | |
3556 | index = 10; /* hp_synctarg_6 */ | |
3557 | break; | |
3558 | case 7: | |
3559 | index = 11; /* hp_synctarg_7 */ | |
3560 | break; | |
3561 | case 8: | |
3562 | index = 4; /* hp_synctarg_8 */ | |
3563 | break; | |
3564 | case 9: | |
3565 | index = 5; /* hp_synctarg_9 */ | |
3566 | break; | |
3567 | case 10: | |
3568 | index = 6; /* hp_synctarg_10 */ | |
3569 | break; | |
3570 | case 11: | |
3571 | index = 7; /* hp_synctarg_11 */ | |
3572 | break; | |
3573 | case 12: | |
3574 | index = 0; /* hp_synctarg_12 */ | |
3575 | break; | |
3576 | case 13: | |
3577 | index = 1; /* hp_synctarg_13 */ | |
3578 | break; | |
3579 | case 14: | |
3580 | index = 2; /* hp_synctarg_14 */ | |
3581 | break; | |
3582 | case 15: | |
3583 | index = 3; /* hp_synctarg_15 */ | |
1da177e4 | 3584 | |
5c04a7b8 | 3585 | } |
1da177e4 | 3586 | |
5c04a7b8 | 3587 | WR_HARPOON(p_port + hp_synctarg_base + index, p_sync_value); |
1da177e4 LT |
3588 | |
3589 | currTar_Info->TarSyncCtrl = p_sync_value; | |
3590 | } | |
3591 | ||
1da177e4 LT |
3592 | /*--------------------------------------------------------------------- |
3593 | * | |
47b5d69c | 3594 | * Function: FPT_sresb |
1da177e4 LT |
3595 | * |
3596 | * Description: Reset the desired card's SCSI bus. | |
3597 | * | |
3598 | *---------------------------------------------------------------------*/ | |
391e2f25 | 3599 | static void FPT_sresb(u32 port, unsigned char p_card) |
1da177e4 | 3600 | { |
5c04a7b8 | 3601 | unsigned char scsiID, i; |
1da177e4 | 3602 | |
5c04a7b8 | 3603 | struct sccb_mgr_tar_info *currTar_Info; |
1da177e4 | 3604 | |
5c04a7b8 AD |
3605 | WR_HARPOON(port + hp_page_ctrl, |
3606 | (RD_HARPOON(port + hp_page_ctrl) | G_INT_DISABLE)); | |
3607 | WRW_HARPOON((port + hp_intstat), CLR_ALL_INT); | |
1da177e4 | 3608 | |
5c04a7b8 | 3609 | WR_HARPOON(port + hp_scsictrl_0, SCSI_RST); |
1da177e4 | 3610 | |
5c04a7b8 AD |
3611 | scsiID = RD_HARPOON(port + hp_seltimeout); |
3612 | WR_HARPOON(port + hp_seltimeout, TO_5ms); | |
3613 | WRW_HARPOON((port + hp_intstat), TIMEOUT); | |
1da177e4 | 3614 | |
5c04a7b8 | 3615 | WR_HARPOON(port + hp_portctrl_0, (SCSI_PORT | START_TO)); |
1da177e4 | 3616 | |
5c04a7b8 AD |
3617 | while (!(RDW_HARPOON((port + hp_intstat)) & TIMEOUT)) { |
3618 | } | |
1da177e4 | 3619 | |
5c04a7b8 | 3620 | WR_HARPOON(port + hp_seltimeout, scsiID); |
1da177e4 | 3621 | |
5c04a7b8 | 3622 | WR_HARPOON(port + hp_scsictrl_0, ENA_SCAM_SEL); |
1da177e4 | 3623 | |
5c04a7b8 | 3624 | FPT_Wait(port, TO_5ms); |
1da177e4 | 3625 | |
5c04a7b8 | 3626 | WRW_HARPOON((port + hp_intstat), CLR_ALL_INT); |
1da177e4 | 3627 | |
5c04a7b8 | 3628 | WR_HARPOON(port + hp_int_mask, (RD_HARPOON(port + hp_int_mask) | 0x00)); |
1da177e4 | 3629 | |
5c04a7b8 AD |
3630 | for (scsiID = 0; scsiID < MAX_SCSI_TAR; scsiID++) { |
3631 | currTar_Info = &FPT_sccbMgrTbl[p_card][scsiID]; | |
1da177e4 | 3632 | |
5c04a7b8 AD |
3633 | if (currTar_Info->TarEEValue & EE_SYNC_MASK) { |
3634 | currTar_Info->TarSyncCtrl = 0; | |
3635 | currTar_Info->TarStatus &= ~TAR_SYNC_MASK; | |
3636 | } | |
1da177e4 | 3637 | |
5c04a7b8 AD |
3638 | if (currTar_Info->TarEEValue & EE_WIDE_SCSI) { |
3639 | currTar_Info->TarStatus &= ~TAR_WIDE_MASK; | |
3640 | } | |
1da177e4 | 3641 | |
5c04a7b8 | 3642 | FPT_sssyncv(port, scsiID, NARROW_SCSI, currTar_Info); |
1da177e4 | 3643 | |
5c04a7b8 AD |
3644 | FPT_SccbMgrTableInitTarget(p_card, scsiID); |
3645 | } | |
1da177e4 | 3646 | |
5c04a7b8 AD |
3647 | FPT_BL_Card[p_card].scanIndex = 0x00; |
3648 | FPT_BL_Card[p_card].currentSCCB = NULL; | |
3649 | FPT_BL_Card[p_card].globalFlags &= ~(F_TAG_STARTED | F_HOST_XFER_ACT | |
3650 | | F_NEW_SCCB_CMD); | |
3651 | FPT_BL_Card[p_card].cmdCounter = 0x00; | |
47b5d69c | 3652 | FPT_BL_Card[p_card].discQCount = 0x00; |
5c04a7b8 | 3653 | FPT_BL_Card[p_card].tagQ_Lst = 0x01; |
1da177e4 | 3654 | |
5c04a7b8 | 3655 | for (i = 0; i < QUEUE_DEPTH; i++) |
47b5d69c | 3656 | FPT_BL_Card[p_card].discQ_Tbl[i] = NULL; |
1da177e4 | 3657 | |
5c04a7b8 AD |
3658 | WR_HARPOON(port + hp_page_ctrl, |
3659 | (RD_HARPOON(port + hp_page_ctrl) & ~G_INT_DISABLE)); | |
1da177e4 LT |
3660 | |
3661 | } | |
3662 | ||
3663 | /*--------------------------------------------------------------------- | |
3664 | * | |
47b5d69c | 3665 | * Function: FPT_ssenss |
1da177e4 LT |
3666 | * |
3667 | * Description: Setup for the Auto Sense command. | |
3668 | * | |
3669 | *---------------------------------------------------------------------*/ | |
5c04a7b8 | 3670 | static void FPT_ssenss(struct sccb_card *pCurrCard) |
1da177e4 | 3671 | { |
5c04a7b8 AD |
3672 | unsigned char i; |
3673 | struct sccb *currSCCB; | |
1da177e4 | 3674 | |
5c04a7b8 | 3675 | currSCCB = pCurrCard->currentSCCB; |
1da177e4 | 3676 | |
5c04a7b8 | 3677 | currSCCB->Save_CdbLen = currSCCB->CdbLength; |
1da177e4 | 3678 | |
5c04a7b8 | 3679 | for (i = 0; i < 6; i++) { |
1da177e4 | 3680 | |
5c04a7b8 AD |
3681 | currSCCB->Save_Cdb[i] = currSCCB->Cdb[i]; |
3682 | } | |
1da177e4 | 3683 | |
5c04a7b8 AD |
3684 | currSCCB->CdbLength = SIX_BYTE_CMD; |
3685 | currSCCB->Cdb[0] = SCSI_REQUEST_SENSE; | |
3686 | currSCCB->Cdb[1] = currSCCB->Cdb[1] & (unsigned char)0xE0; /*Keep LUN. */ | |
3687 | currSCCB->Cdb[2] = 0x00; | |
3688 | currSCCB->Cdb[3] = 0x00; | |
3689 | currSCCB->Cdb[4] = currSCCB->RequestSenseLength; | |
3690 | currSCCB->Cdb[5] = 0x00; | |
1da177e4 | 3691 | |
391e2f25 | 3692 | currSCCB->Sccb_XferCnt = (u32)currSCCB->RequestSenseLength; |
1da177e4 | 3693 | |
5c04a7b8 | 3694 | currSCCB->Sccb_ATC = 0x00; |
1da177e4 | 3695 | |
5c04a7b8 | 3696 | currSCCB->Sccb_XferState |= F_AUTO_SENSE; |
1da177e4 | 3697 | |
5c04a7b8 | 3698 | currSCCB->Sccb_XferState &= ~F_SG_XFER; |
1da177e4 | 3699 | |
5c04a7b8 | 3700 | currSCCB->Sccb_idmsg = currSCCB->Sccb_idmsg & ~(unsigned char)DISC_PRIV; |
1da177e4 | 3701 | |
5c04a7b8 | 3702 | currSCCB->ControlByte = 0x00; |
1da177e4 | 3703 | |
5c04a7b8 | 3704 | currSCCB->Sccb_MGRFlags &= F_STATUSLOADED; |
1da177e4 LT |
3705 | } |
3706 | ||
1da177e4 LT |
3707 | /*--------------------------------------------------------------------- |
3708 | * | |
47b5d69c | 3709 | * Function: FPT_sxfrp |
1da177e4 LT |
3710 | * |
3711 | * Description: Transfer data into the bit bucket until the device | |
3712 | * decides to switch phase. | |
3713 | * | |
3714 | *---------------------------------------------------------------------*/ | |
3715 | ||
391e2f25 | 3716 | static void FPT_sxfrp(u32 p_port, unsigned char p_card) |
1da177e4 | 3717 | { |
5c04a7b8 | 3718 | unsigned char curr_phz; |
1da177e4 | 3719 | |
5c04a7b8 | 3720 | DISABLE_AUTO(p_port); |
1da177e4 | 3721 | |
5c04a7b8 | 3722 | if (FPT_BL_Card[p_card].globalFlags & F_HOST_XFER_ACT) { |
1da177e4 | 3723 | |
5c04a7b8 AD |
3724 | FPT_hostDataXferAbort(p_port, p_card, |
3725 | FPT_BL_Card[p_card].currentSCCB); | |
1da177e4 | 3726 | |
5c04a7b8 | 3727 | } |
1da177e4 | 3728 | |
5c04a7b8 AD |
3729 | /* If the Automation handled the end of the transfer then do not |
3730 | match the phase or we will get out of sync with the ISR. */ | |
3731 | ||
3732 | if (RDW_HARPOON((p_port + hp_intstat)) & | |
3733 | (BUS_FREE | XFER_CNT_0 | AUTO_INT)) | |
3734 | return; | |
3735 | ||
3736 | WR_HARPOON(p_port + hp_xfercnt_0, 0x00); | |
3737 | ||
3738 | curr_phz = RD_HARPOON(p_port + hp_scsisig) & (unsigned char)S_SCSI_PHZ; | |
1da177e4 | 3739 | |
5c04a7b8 | 3740 | WRW_HARPOON((p_port + hp_intstat), XFER_CNT_0); |
1da177e4 | 3741 | |
5c04a7b8 | 3742 | WR_HARPOON(p_port + hp_scsisig, curr_phz); |
1da177e4 | 3743 | |
5c04a7b8 AD |
3744 | while (!(RDW_HARPOON((p_port + hp_intstat)) & (BUS_FREE | RESET)) && |
3745 | (curr_phz == | |
3746 | (RD_HARPOON(p_port + hp_scsisig) & (unsigned char)S_SCSI_PHZ))) | |
3747 | { | |
3748 | if (curr_phz & (unsigned char)SCSI_IOBIT) { | |
3749 | WR_HARPOON(p_port + hp_portctrl_0, | |
3750 | (SCSI_PORT | HOST_PORT | SCSI_INBIT)); | |
1da177e4 | 3751 | |
5c04a7b8 AD |
3752 | if (!(RD_HARPOON(p_port + hp_xferstat) & FIFO_EMPTY)) { |
3753 | RD_HARPOON(p_port + hp_fifodata_0); | |
3754 | } | |
3755 | } else { | |
3756 | WR_HARPOON(p_port + hp_portctrl_0, | |
3757 | (SCSI_PORT | HOST_PORT | HOST_WRT)); | |
3758 | if (RD_HARPOON(p_port + hp_xferstat) & FIFO_EMPTY) { | |
3759 | WR_HARPOON(p_port + hp_fifodata_0, 0xFA); | |
3760 | } | |
3761 | } | |
3762 | } /* End of While loop for padding data I/O phase */ | |
1da177e4 | 3763 | |
5c04a7b8 AD |
3764 | while (!(RDW_HARPOON((p_port + hp_intstat)) & (BUS_FREE | RESET))) { |
3765 | if (RD_HARPOON(p_port + hp_scsisig) & SCSI_REQ) | |
3766 | break; | |
3767 | } | |
1da177e4 | 3768 | |
5c04a7b8 AD |
3769 | WR_HARPOON(p_port + hp_portctrl_0, |
3770 | (SCSI_PORT | HOST_PORT | SCSI_INBIT)); | |
3771 | while (!(RD_HARPOON(p_port + hp_xferstat) & FIFO_EMPTY)) { | |
3772 | RD_HARPOON(p_port + hp_fifodata_0); | |
3773 | } | |
1da177e4 | 3774 | |
5c04a7b8 AD |
3775 | if (!(RDW_HARPOON((p_port + hp_intstat)) & (BUS_FREE | RESET))) { |
3776 | WR_HARPOON(p_port + hp_autostart_0, | |
3777 | (AUTO_IMMED + DISCONNECT_START)); | |
3778 | while (!(RDW_HARPOON((p_port + hp_intstat)) & AUTO_INT)) { | |
3779 | } | |
1da177e4 | 3780 | |
5c04a7b8 AD |
3781 | if (RDW_HARPOON((p_port + hp_intstat)) & |
3782 | (ICMD_COMP | ITAR_DISC)) | |
3783 | while (! | |
3784 | (RDW_HARPOON((p_port + hp_intstat)) & | |
3785 | (BUS_FREE | RSEL))) ; | |
3786 | } | |
1da177e4 LT |
3787 | } |
3788 | ||
1da177e4 LT |
3789 | /*--------------------------------------------------------------------- |
3790 | * | |
47b5d69c | 3791 | * Function: FPT_schkdd |
1da177e4 LT |
3792 | * |
3793 | * Description: Make sure data has been flushed from both FIFOs and abort | |
3794 | * the operations if necessary. | |
3795 | * | |
3796 | *---------------------------------------------------------------------*/ | |
3797 | ||
391e2f25 | 3798 | static void FPT_schkdd(u32 port, unsigned char p_card) |
1da177e4 | 3799 | { |
5c04a7b8 | 3800 | unsigned short TimeOutLoop; |
db038cf8 | 3801 | unsigned char sPhase; |
1da177e4 | 3802 | |
5c04a7b8 | 3803 | struct sccb *currSCCB; |
1da177e4 | 3804 | |
5c04a7b8 | 3805 | currSCCB = FPT_BL_Card[p_card].currentSCCB; |
1da177e4 | 3806 | |
5c04a7b8 AD |
3807 | if ((currSCCB->Sccb_scsistat != DATA_OUT_ST) && |
3808 | (currSCCB->Sccb_scsistat != DATA_IN_ST)) { | |
3809 | return; | |
3810 | } | |
1da177e4 | 3811 | |
5c04a7b8 | 3812 | if (currSCCB->Sccb_XferState & F_ODD_BALL_CNT) { |
1da177e4 | 3813 | |
5c04a7b8 | 3814 | currSCCB->Sccb_ATC += (currSCCB->Sccb_XferCnt - 1); |
1da177e4 | 3815 | |
5c04a7b8 | 3816 | currSCCB->Sccb_XferCnt = 1; |
1da177e4 | 3817 | |
5c04a7b8 AD |
3818 | currSCCB->Sccb_XferState &= ~F_ODD_BALL_CNT; |
3819 | WRW_HARPOON((port + hp_fiforead), (unsigned short)0x00); | |
3820 | WR_HARPOON(port + hp_xferstat, 0x00); | |
3821 | } | |
1da177e4 | 3822 | |
5c04a7b8 | 3823 | else { |
1da177e4 | 3824 | |
5c04a7b8 | 3825 | currSCCB->Sccb_ATC += currSCCB->Sccb_XferCnt; |
1da177e4 | 3826 | |
5c04a7b8 AD |
3827 | currSCCB->Sccb_XferCnt = 0; |
3828 | } | |
1da177e4 | 3829 | |
5c04a7b8 AD |
3830 | if ((RDW_HARPOON((port + hp_intstat)) & PARITY) && |
3831 | (currSCCB->HostStatus == SCCB_COMPLETE)) { | |
1da177e4 | 3832 | |
5c04a7b8 AD |
3833 | currSCCB->HostStatus = SCCB_PARITY_ERR; |
3834 | WRW_HARPOON((port + hp_intstat), PARITY); | |
3835 | } | |
1da177e4 | 3836 | |
5c04a7b8 | 3837 | FPT_hostDataXferAbort(port, p_card, currSCCB); |
1da177e4 | 3838 | |
5c04a7b8 AD |
3839 | while (RD_HARPOON(port + hp_scsisig) & SCSI_ACK) { |
3840 | } | |
1da177e4 | 3841 | |
5c04a7b8 | 3842 | TimeOutLoop = 0; |
1da177e4 | 3843 | |
5c04a7b8 AD |
3844 | while (RD_HARPOON(port + hp_xferstat) & FIFO_EMPTY) { |
3845 | if (RDW_HARPOON((port + hp_intstat)) & BUS_FREE) { | |
3846 | return; | |
3847 | } | |
3848 | if (RD_HARPOON(port + hp_offsetctr) & (unsigned char)0x1F) { | |
3849 | break; | |
3850 | } | |
3851 | if (RDW_HARPOON((port + hp_intstat)) & RESET) { | |
3852 | return; | |
3853 | } | |
3854 | if ((RD_HARPOON(port + hp_scsisig) & SCSI_REQ) | |
3855 | || (TimeOutLoop++ > 0x3000)) | |
3856 | break; | |
3857 | } | |
1da177e4 | 3858 | |
5c04a7b8 AD |
3859 | sPhase = RD_HARPOON(port + hp_scsisig) & (SCSI_BSY | S_SCSI_PHZ); |
3860 | if ((!(RD_HARPOON(port + hp_xferstat) & FIFO_EMPTY)) || | |
3861 | (RD_HARPOON(port + hp_offsetctr) & (unsigned char)0x1F) || | |
3862 | (sPhase == (SCSI_BSY | S_DATAO_PH)) || | |
3863 | (sPhase == (SCSI_BSY | S_DATAI_PH))) { | |
1da177e4 | 3864 | |
5c04a7b8 | 3865 | WR_HARPOON(port + hp_portctrl_0, SCSI_PORT); |
1da177e4 | 3866 | |
5c04a7b8 AD |
3867 | if (!(currSCCB->Sccb_XferState & F_ALL_XFERRED)) { |
3868 | if (currSCCB->Sccb_XferState & F_HOST_XFER_DIR) { | |
3869 | FPT_phaseDataIn(port, p_card); | |
3870 | } | |
1da177e4 | 3871 | |
5c04a7b8 AD |
3872 | else { |
3873 | FPT_phaseDataOut(port, p_card); | |
3874 | } | |
3875 | } else { | |
3876 | FPT_sxfrp(port, p_card); | |
3877 | if (!(RDW_HARPOON((port + hp_intstat)) & | |
3878 | (BUS_FREE | ICMD_COMP | ITAR_DISC | RESET))) { | |
3879 | WRW_HARPOON((port + hp_intstat), AUTO_INT); | |
3880 | FPT_phaseDecode(port, p_card); | |
3881 | } | |
3882 | } | |
1da177e4 | 3883 | |
5c04a7b8 | 3884 | } |
1da177e4 | 3885 | |
5c04a7b8 AD |
3886 | else { |
3887 | WR_HARPOON(port + hp_portctrl_0, 0x00); | |
3888 | } | |
1da177e4 LT |
3889 | } |
3890 | ||
1da177e4 LT |
3891 | /*--------------------------------------------------------------------- |
3892 | * | |
47b5d69c | 3893 | * Function: FPT_sinits |
1da177e4 LT |
3894 | * |
3895 | * Description: Setup SCCB manager fields in this SCCB. | |
3896 | * | |
3897 | *---------------------------------------------------------------------*/ | |
3898 | ||
5c04a7b8 | 3899 | static void FPT_sinits(struct sccb *p_sccb, unsigned char p_card) |
1da177e4 | 3900 | { |
5c04a7b8 | 3901 | struct sccb_mgr_tar_info *currTar_Info; |
1da177e4 | 3902 | |
5d7ebb9c | 3903 | if ((p_sccb->TargID >= MAX_SCSI_TAR) || (p_sccb->Lun >= MAX_LUN)) { |
1da177e4 LT |
3904 | return; |
3905 | } | |
5c04a7b8 | 3906 | currTar_Info = &FPT_sccbMgrTbl[p_card][p_sccb->TargID]; |
1da177e4 | 3907 | |
5c04a7b8 AD |
3908 | p_sccb->Sccb_XferState = 0x00; |
3909 | p_sccb->Sccb_XferCnt = p_sccb->DataLength; | |
1da177e4 | 3910 | |
5c04a7b8 AD |
3911 | if ((p_sccb->OperationCode == SCATTER_GATHER_COMMAND) || |
3912 | (p_sccb->OperationCode == RESIDUAL_SG_COMMAND)) { | |
1da177e4 | 3913 | |
5c04a7b8 AD |
3914 | p_sccb->Sccb_SGoffset = 0; |
3915 | p_sccb->Sccb_XferState = F_SG_XFER; | |
3916 | p_sccb->Sccb_XferCnt = 0x00; | |
3917 | } | |
1da177e4 | 3918 | |
5c04a7b8 | 3919 | if (p_sccb->DataLength == 0x00) |
1da177e4 | 3920 | |
5c04a7b8 | 3921 | p_sccb->Sccb_XferState |= F_ALL_XFERRED; |
1da177e4 | 3922 | |
5c04a7b8 AD |
3923 | if (p_sccb->ControlByte & F_USE_CMD_Q) { |
3924 | if ((currTar_Info->TarStatus & TAR_TAG_Q_MASK) == TAG_Q_REJECT) | |
3925 | p_sccb->ControlByte &= ~F_USE_CMD_Q; | |
1da177e4 | 3926 | |
5c04a7b8 AD |
3927 | else |
3928 | currTar_Info->TarStatus |= TAG_Q_TRYING; | |
3929 | } | |
1da177e4 LT |
3930 | |
3931 | /* For !single SCSI device in system & device allow Disconnect | |
3932 | or command is tag_q type then send Cmd with Disconnect Enable | |
3933 | else send Cmd with Disconnect Disable */ | |
3934 | ||
3935 | /* | |
47b5d69c | 3936 | if (((!(FPT_BL_Card[p_card].globalFlags & F_SINGLE_DEVICE)) && |
1da177e4 LT |
3937 | (currTar_Info->TarStatus & TAR_ALLOW_DISC)) || |
3938 | (currTar_Info->TarStatus & TAG_Q_TRYING)) { | |
3939 | */ | |
5c04a7b8 AD |
3940 | if ((currTar_Info->TarStatus & TAR_ALLOW_DISC) || |
3941 | (currTar_Info->TarStatus & TAG_Q_TRYING)) { | |
3942 | p_sccb->Sccb_idmsg = | |
3943 | (unsigned char)(SMIDENT | DISC_PRIV) | p_sccb->Lun; | |
3944 | } | |
1da177e4 | 3945 | |
5c04a7b8 | 3946 | else { |
1da177e4 | 3947 | |
5c04a7b8 AD |
3948 | p_sccb->Sccb_idmsg = (unsigned char)SMIDENT | p_sccb->Lun; |
3949 | } | |
1da177e4 | 3950 | |
5c04a7b8 AD |
3951 | p_sccb->HostStatus = 0x00; |
3952 | p_sccb->TargetStatus = 0x00; | |
3953 | p_sccb->Sccb_tag = 0x00; | |
3954 | p_sccb->Sccb_MGRFlags = 0x00; | |
3955 | p_sccb->Sccb_sgseg = 0x00; | |
3956 | p_sccb->Sccb_ATC = 0x00; | |
3957 | p_sccb->Sccb_savedATC = 0x00; | |
1da177e4 LT |
3958 | /* |
3959 | p_sccb->SccbVirtDataPtr = 0x00; | |
3960 | p_sccb->Sccb_forwardlink = NULL; | |
3961 | p_sccb->Sccb_backlink = NULL; | |
3962 | */ | |
5c04a7b8 AD |
3963 | p_sccb->Sccb_scsistat = BUS_FREE_ST; |
3964 | p_sccb->SccbStatus = SCCB_IN_PROCESS; | |
3965 | p_sccb->Sccb_scsimsg = SMNO_OP; | |
1da177e4 LT |
3966 | |
3967 | } | |
3968 | ||
1da177e4 LT |
3969 | /*--------------------------------------------------------------------- |
3970 | * | |
3971 | * Function: Phase Decode | |
3972 | * | |
3973 | * Description: Determine the phase and call the appropriate function. | |
3974 | * | |
3975 | *---------------------------------------------------------------------*/ | |
3976 | ||
391e2f25 | 3977 | static void FPT_phaseDecode(u32 p_port, unsigned char p_card) |
1da177e4 | 3978 | { |
5c04a7b8 | 3979 | unsigned char phase_ref; |
391e2f25 | 3980 | void (*phase) (u32, unsigned char); |
1da177e4 | 3981 | |
5c04a7b8 | 3982 | DISABLE_AUTO(p_port); |
1da177e4 | 3983 | |
5c04a7b8 AD |
3984 | phase_ref = |
3985 | (unsigned char)(RD_HARPOON(p_port + hp_scsisig) & S_SCSI_PHZ); | |
1da177e4 | 3986 | |
5c04a7b8 | 3987 | phase = FPT_s_PhaseTbl[phase_ref]; |
1da177e4 | 3988 | |
5c04a7b8 | 3989 | (*phase) (p_port, p_card); /* Call the correct phase func */ |
1da177e4 LT |
3990 | } |
3991 | ||
1da177e4 LT |
3992 | /*--------------------------------------------------------------------- |
3993 | * | |
3994 | * Function: Data Out Phase | |
3995 | * | |
3996 | * Description: Start up both the BusMaster and Xbow. | |
3997 | * | |
3998 | *---------------------------------------------------------------------*/ | |
3999 | ||
391e2f25 | 4000 | static void FPT_phaseDataOut(u32 port, unsigned char p_card) |
1da177e4 LT |
4001 | { |
4002 | ||
5c04a7b8 | 4003 | struct sccb *currSCCB; |
1da177e4 | 4004 | |
5c04a7b8 AD |
4005 | currSCCB = FPT_BL_Card[p_card].currentSCCB; |
4006 | if (currSCCB == NULL) { | |
4007 | return; /* Exit if No SCCB record */ | |
4008 | } | |
1da177e4 | 4009 | |
5c04a7b8 AD |
4010 | currSCCB->Sccb_scsistat = DATA_OUT_ST; |
4011 | currSCCB->Sccb_XferState &= ~(F_HOST_XFER_DIR | F_NO_DATA_YET); | |
1da177e4 | 4012 | |
5c04a7b8 | 4013 | WR_HARPOON(port + hp_portctrl_0, SCSI_PORT); |
1da177e4 | 4014 | |
5c04a7b8 | 4015 | WRW_HARPOON((port + hp_intstat), XFER_CNT_0); |
1da177e4 | 4016 | |
5c04a7b8 | 4017 | WR_HARPOON(port + hp_autostart_0, (END_DATA + END_DATA_START)); |
1da177e4 | 4018 | |
5c04a7b8 | 4019 | FPT_dataXferProcessor(port, &FPT_BL_Card[p_card]); |
1da177e4 | 4020 | |
5c04a7b8 | 4021 | if (currSCCB->Sccb_XferCnt == 0) { |
1da177e4 | 4022 | |
5c04a7b8 AD |
4023 | if ((currSCCB->ControlByte & SCCB_DATA_XFER_OUT) && |
4024 | (currSCCB->HostStatus == SCCB_COMPLETE)) | |
4025 | currSCCB->HostStatus = SCCB_DATA_OVER_RUN; | |
1da177e4 | 4026 | |
5c04a7b8 AD |
4027 | FPT_sxfrp(port, p_card); |
4028 | if (!(RDW_HARPOON((port + hp_intstat)) & (BUS_FREE | RESET))) | |
4029 | FPT_phaseDecode(port, p_card); | |
4030 | } | |
1da177e4 LT |
4031 | } |
4032 | ||
1da177e4 LT |
4033 | /*--------------------------------------------------------------------- |
4034 | * | |
4035 | * Function: Data In Phase | |
4036 | * | |
4037 | * Description: Startup the BusMaster and the XBOW. | |
4038 | * | |
4039 | *---------------------------------------------------------------------*/ | |
4040 | ||
391e2f25 | 4041 | static void FPT_phaseDataIn(u32 port, unsigned char p_card) |
1da177e4 LT |
4042 | { |
4043 | ||
5c04a7b8 | 4044 | struct sccb *currSCCB; |
1da177e4 | 4045 | |
5c04a7b8 | 4046 | currSCCB = FPT_BL_Card[p_card].currentSCCB; |
1da177e4 | 4047 | |
5c04a7b8 AD |
4048 | if (currSCCB == NULL) { |
4049 | return; /* Exit if No SCCB record */ | |
4050 | } | |
1da177e4 | 4051 | |
5c04a7b8 AD |
4052 | currSCCB->Sccb_scsistat = DATA_IN_ST; |
4053 | currSCCB->Sccb_XferState |= F_HOST_XFER_DIR; | |
4054 | currSCCB->Sccb_XferState &= ~F_NO_DATA_YET; | |
1da177e4 | 4055 | |
5c04a7b8 | 4056 | WR_HARPOON(port + hp_portctrl_0, SCSI_PORT); |
1da177e4 | 4057 | |
5c04a7b8 | 4058 | WRW_HARPOON((port + hp_intstat), XFER_CNT_0); |
1da177e4 | 4059 | |
5c04a7b8 | 4060 | WR_HARPOON(port + hp_autostart_0, (END_DATA + END_DATA_START)); |
1da177e4 | 4061 | |
5c04a7b8 | 4062 | FPT_dataXferProcessor(port, &FPT_BL_Card[p_card]); |
1da177e4 | 4063 | |
5c04a7b8 | 4064 | if (currSCCB->Sccb_XferCnt == 0) { |
1da177e4 | 4065 | |
5c04a7b8 AD |
4066 | if ((currSCCB->ControlByte & SCCB_DATA_XFER_IN) && |
4067 | (currSCCB->HostStatus == SCCB_COMPLETE)) | |
4068 | currSCCB->HostStatus = SCCB_DATA_OVER_RUN; | |
1da177e4 | 4069 | |
5c04a7b8 AD |
4070 | FPT_sxfrp(port, p_card); |
4071 | if (!(RDW_HARPOON((port + hp_intstat)) & (BUS_FREE | RESET))) | |
4072 | FPT_phaseDecode(port, p_card); | |
1da177e4 | 4073 | |
5c04a7b8 | 4074 | } |
1da177e4 LT |
4075 | } |
4076 | ||
4077 | /*--------------------------------------------------------------------- | |
4078 | * | |
4079 | * Function: Command Phase | |
4080 | * | |
4081 | * Description: Load the CDB into the automation and start it up. | |
4082 | * | |
4083 | *---------------------------------------------------------------------*/ | |
4084 | ||
391e2f25 | 4085 | static void FPT_phaseCommand(u32 p_port, unsigned char p_card) |
1da177e4 | 4086 | { |
5c04a7b8 | 4087 | struct sccb *currSCCB; |
391e2f25 | 4088 | u32 cdb_reg; |
5c04a7b8 | 4089 | unsigned char i; |
1da177e4 | 4090 | |
5c04a7b8 | 4091 | currSCCB = FPT_BL_Card[p_card].currentSCCB; |
1da177e4 | 4092 | |
5c04a7b8 | 4093 | if (currSCCB->OperationCode == RESET_COMMAND) { |
1da177e4 | 4094 | |
5c04a7b8 AD |
4095 | currSCCB->HostStatus = SCCB_PHASE_SEQUENCE_FAIL; |
4096 | currSCCB->CdbLength = SIX_BYTE_CMD; | |
4097 | } | |
1da177e4 | 4098 | |
5c04a7b8 | 4099 | WR_HARPOON(p_port + hp_scsisig, 0x00); |
1da177e4 | 4100 | |
5c04a7b8 | 4101 | ARAM_ACCESS(p_port); |
1da177e4 | 4102 | |
5c04a7b8 | 4103 | cdb_reg = p_port + CMD_STRT; |
1da177e4 | 4104 | |
5c04a7b8 | 4105 | for (i = 0; i < currSCCB->CdbLength; i++) { |
1da177e4 | 4106 | |
5c04a7b8 | 4107 | if (currSCCB->OperationCode == RESET_COMMAND) |
1da177e4 | 4108 | |
5c04a7b8 | 4109 | WRW_HARPOON(cdb_reg, (MPM_OP + ACOMMAND + 0x00)); |
1da177e4 | 4110 | |
5c04a7b8 AD |
4111 | else |
4112 | WRW_HARPOON(cdb_reg, | |
4113 | (MPM_OP + ACOMMAND + currSCCB->Cdb[i])); | |
4114 | cdb_reg += 2; | |
4115 | } | |
1da177e4 | 4116 | |
5c04a7b8 AD |
4117 | if (currSCCB->CdbLength != TWELVE_BYTE_CMD) |
4118 | WRW_HARPOON(cdb_reg, (BRH_OP + ALWAYS + NP)); | |
1da177e4 | 4119 | |
5c04a7b8 | 4120 | WR_HARPOON(p_port + hp_portctrl_0, (SCSI_PORT)); |
1da177e4 | 4121 | |
5c04a7b8 | 4122 | currSCCB->Sccb_scsistat = COMMAND_ST; |
1da177e4 | 4123 | |
5c04a7b8 AD |
4124 | WR_HARPOON(p_port + hp_autostart_3, (AUTO_IMMED | CMD_ONLY_STRT)); |
4125 | SGRAM_ACCESS(p_port); | |
1da177e4 LT |
4126 | } |
4127 | ||
1da177e4 LT |
4128 | /*--------------------------------------------------------------------- |
4129 | * | |
4130 | * Function: Status phase | |
4131 | * | |
4132 | * Description: Bring in the status and command complete message bytes | |
4133 | * | |
4134 | *---------------------------------------------------------------------*/ | |
4135 | ||
391e2f25 | 4136 | static void FPT_phaseStatus(u32 port, unsigned char p_card) |
1da177e4 | 4137 | { |
5c04a7b8 AD |
4138 | /* Start-up the automation to finish off this command and let the |
4139 | isr handle the interrupt for command complete when it comes in. | |
4140 | We could wait here for the interrupt to be generated? | |
4141 | */ | |
1da177e4 | 4142 | |
5c04a7b8 | 4143 | WR_HARPOON(port + hp_scsisig, 0x00); |
1da177e4 | 4144 | |
5c04a7b8 | 4145 | WR_HARPOON(port + hp_autostart_0, (AUTO_IMMED + END_DATA_START)); |
1da177e4 LT |
4146 | } |
4147 | ||
1da177e4 LT |
4148 | /*--------------------------------------------------------------------- |
4149 | * | |
4150 | * Function: Phase Message Out | |
4151 | * | |
4152 | * Description: Send out our message (if we have one) and handle whatever | |
4153 | * else is involed. | |
4154 | * | |
4155 | *---------------------------------------------------------------------*/ | |
4156 | ||
391e2f25 | 4157 | static void FPT_phaseMsgOut(u32 port, unsigned char p_card) |
1da177e4 | 4158 | { |
5c04a7b8 AD |
4159 | unsigned char message, scsiID; |
4160 | struct sccb *currSCCB; | |
4161 | struct sccb_mgr_tar_info *currTar_Info; | |
1da177e4 | 4162 | |
47b5d69c | 4163 | currSCCB = FPT_BL_Card[p_card].currentSCCB; |
1da177e4 LT |
4164 | |
4165 | if (currSCCB != NULL) { | |
4166 | ||
4167 | message = currSCCB->Sccb_scsimsg; | |
4168 | scsiID = currSCCB->TargID; | |
4169 | ||
5c04a7b8 | 4170 | if (message == SMDEV_RESET) { |
1da177e4 | 4171 | |
47b5d69c | 4172 | currTar_Info = &FPT_sccbMgrTbl[p_card][scsiID]; |
1da177e4 | 4173 | currTar_Info->TarSyncCtrl = 0; |
5c04a7b8 | 4174 | FPT_sssyncv(port, scsiID, NARROW_SCSI, currTar_Info); |
1da177e4 | 4175 | |
5c04a7b8 AD |
4176 | if (FPT_sccbMgrTbl[p_card][scsiID]. |
4177 | TarEEValue & EE_SYNC_MASK) { | |
1da177e4 | 4178 | |
5c04a7b8 AD |
4179 | FPT_sccbMgrTbl[p_card][scsiID].TarStatus &= |
4180 | ~TAR_SYNC_MASK; | |
1da177e4 LT |
4181 | |
4182 | } | |
4183 | ||
5c04a7b8 AD |
4184 | if (FPT_sccbMgrTbl[p_card][scsiID]. |
4185 | TarEEValue & EE_WIDE_SCSI) { | |
1da177e4 | 4186 | |
5c04a7b8 AD |
4187 | FPT_sccbMgrTbl[p_card][scsiID].TarStatus &= |
4188 | ~TAR_WIDE_MASK; | |
1da177e4 LT |
4189 | } |
4190 | ||
5c04a7b8 AD |
4191 | FPT_queueFlushSccb(p_card, SCCB_COMPLETE); |
4192 | FPT_SccbMgrTableInitTarget(p_card, scsiID); | |
4193 | } else if (currSCCB->Sccb_scsistat == ABORT_ST) { | |
1da177e4 | 4194 | currSCCB->HostStatus = SCCB_COMPLETE; |
5c04a7b8 AD |
4195 | if (FPT_BL_Card[p_card].discQ_Tbl[currSCCB->Sccb_tag] != |
4196 | NULL) { | |
4197 | FPT_BL_Card[p_card].discQ_Tbl[currSCCB-> | |
4198 | Sccb_tag] = NULL; | |
47b5d69c | 4199 | FPT_sccbMgrTbl[p_card][scsiID].TarTagQ_Cnt--; |
1da177e4 | 4200 | } |
1da177e4 | 4201 | |
5c04a7b8 | 4202 | } |
1da177e4 | 4203 | |
5c04a7b8 | 4204 | else if (currSCCB->Sccb_scsistat < COMMAND_ST) { |
1da177e4 | 4205 | |
5c04a7b8 | 4206 | if (message == SMNO_OP) { |
1da177e4 | 4207 | currSCCB->Sccb_MGRFlags |= F_DEV_SELECTED; |
5c04a7b8 AD |
4208 | |
4209 | FPT_ssel(port, p_card); | |
1da177e4 LT |
4210 | return; |
4211 | } | |
5c04a7b8 | 4212 | } else { |
1da177e4 LT |
4213 | |
4214 | if (message == SMABORT) | |
4215 | ||
5c04a7b8 | 4216 | FPT_queueFlushSccb(p_card, SCCB_COMPLETE); |
1da177e4 LT |
4217 | } |
4218 | ||
5c04a7b8 | 4219 | } else { |
1da177e4 LT |
4220 | message = SMABORT; |
4221 | } | |
4222 | ||
5c04a7b8 | 4223 | WRW_HARPOON((port + hp_intstat), (BUS_FREE | PHASE | XFER_CNT_0)); |
1da177e4 | 4224 | |
5c04a7b8 | 4225 | WR_HARPOON(port + hp_portctrl_0, SCSI_BUS_EN); |
1da177e4 | 4226 | |
5c04a7b8 | 4227 | WR_HARPOON(port + hp_scsidata_0, message); |
1da177e4 | 4228 | |
5c04a7b8 | 4229 | WR_HARPOON(port + hp_scsisig, (SCSI_ACK + S_ILL_PH)); |
1da177e4 LT |
4230 | |
4231 | ACCEPT_MSG(port); | |
4232 | ||
5c04a7b8 | 4233 | WR_HARPOON(port + hp_portctrl_0, 0x00); |
1da177e4 | 4234 | |
5c04a7b8 AD |
4235 | if ((message == SMABORT) || (message == SMDEV_RESET) || |
4236 | (message == SMABORT_TAG)) { | |
1da177e4 | 4237 | |
5c04a7b8 AD |
4238 | while (!(RDW_HARPOON((port + hp_intstat)) & (BUS_FREE | PHASE))) { |
4239 | } | |
1da177e4 | 4240 | |
5c04a7b8 AD |
4241 | if (RDW_HARPOON((port + hp_intstat)) & BUS_FREE) { |
4242 | WRW_HARPOON((port + hp_intstat), BUS_FREE); | |
1da177e4 | 4243 | |
5c04a7b8 | 4244 | if (currSCCB != NULL) { |
1da177e4 | 4245 | |
5c04a7b8 AD |
4246 | if ((FPT_BL_Card[p_card]. |
4247 | globalFlags & F_CONLUN_IO) | |
4248 | && | |
4249 | ((FPT_sccbMgrTbl[p_card][currSCCB->TargID]. | |
4250 | TarStatus & TAR_TAG_Q_MASK) != | |
4251 | TAG_Q_TRYING)) | |
4252 | FPT_sccbMgrTbl[p_card][currSCCB-> | |
4253 | TargID]. | |
4254 | TarLUNBusy[currSCCB->Lun] = 0; | |
1da177e4 | 4255 | else |
5c04a7b8 AD |
4256 | FPT_sccbMgrTbl[p_card][currSCCB-> |
4257 | TargID]. | |
4258 | TarLUNBusy[0] = 0; | |
1da177e4 | 4259 | |
5c04a7b8 AD |
4260 | FPT_queueCmdComplete(&FPT_BL_Card[p_card], |
4261 | currSCCB, p_card); | |
1da177e4 LT |
4262 | } |
4263 | ||
5c04a7b8 AD |
4264 | else { |
4265 | FPT_BL_Card[p_card].globalFlags |= | |
4266 | F_NEW_SCCB_CMD; | |
1da177e4 LT |
4267 | } |
4268 | } | |
4269 | ||
5c04a7b8 | 4270 | else { |
1da177e4 | 4271 | |
5c04a7b8 | 4272 | FPT_sxfrp(port, p_card); |
1da177e4 LT |
4273 | } |
4274 | } | |
4275 | ||
5c04a7b8 | 4276 | else { |
1da177e4 | 4277 | |
5c04a7b8 | 4278 | if (message == SMPARITY) { |
1da177e4 | 4279 | currSCCB->Sccb_scsimsg = SMNO_OP; |
5c04a7b8 AD |
4280 | WR_HARPOON(port + hp_autostart_1, |
4281 | (AUTO_IMMED + DISCONNECT_START)); | |
4282 | } else { | |
4283 | FPT_sxfrp(port, p_card); | |
1da177e4 LT |
4284 | } |
4285 | } | |
4286 | } | |
4287 | ||
1da177e4 LT |
4288 | /*--------------------------------------------------------------------- |
4289 | * | |
4290 | * Function: Message In phase | |
4291 | * | |
4292 | * Description: Bring in the message and determine what to do with it. | |
4293 | * | |
4294 | *---------------------------------------------------------------------*/ | |
4295 | ||
391e2f25 | 4296 | static void FPT_phaseMsgIn(u32 port, unsigned char p_card) |
1da177e4 | 4297 | { |
db038cf8 | 4298 | unsigned char message; |
5c04a7b8 | 4299 | struct sccb *currSCCB; |
1da177e4 | 4300 | |
47b5d69c | 4301 | currSCCB = FPT_BL_Card[p_card].currentSCCB; |
1da177e4 | 4302 | |
5c04a7b8 | 4303 | if (FPT_BL_Card[p_card].globalFlags & F_HOST_XFER_ACT) { |
1da177e4 | 4304 | |
47b5d69c | 4305 | FPT_phaseChkFifo(port, p_card); |
1da177e4 LT |
4306 | } |
4307 | ||
5c04a7b8 AD |
4308 | message = RD_HARPOON(port + hp_scsidata_0); |
4309 | if ((message == SMDISC) || (message == SMSAVE_DATA_PTR)) { | |
1da177e4 | 4310 | |
5c04a7b8 AD |
4311 | WR_HARPOON(port + hp_autostart_1, |
4312 | (AUTO_IMMED + END_DATA_START)); | |
1da177e4 LT |
4313 | |
4314 | } | |
4315 | ||
5c04a7b8 | 4316 | else { |
1da177e4 | 4317 | |
5c04a7b8 AD |
4318 | message = FPT_sfm(port, currSCCB); |
4319 | if (message) { | |
1da177e4 | 4320 | |
5c04a7b8 | 4321 | FPT_sdecm(message, port, p_card); |
1da177e4 | 4322 | |
5c04a7b8 AD |
4323 | } else { |
4324 | if (currSCCB->Sccb_scsimsg != SMPARITY) | |
1da177e4 | 4325 | ACCEPT_MSG(port); |
5c04a7b8 AD |
4326 | WR_HARPOON(port + hp_autostart_1, |
4327 | (AUTO_IMMED + DISCONNECT_START)); | |
1da177e4 LT |
4328 | } |
4329 | } | |
4330 | ||
4331 | } | |
4332 | ||
1da177e4 LT |
4333 | /*--------------------------------------------------------------------- |
4334 | * | |
4335 | * Function: Illegal phase | |
4336 | * | |
4337 | * Description: Target switched to some illegal phase, so all we can do | |
4338 | * is report an error back to the host (if that is possible) | |
4339 | * and send an ABORT message to the misbehaving target. | |
4340 | * | |
4341 | *---------------------------------------------------------------------*/ | |
4342 | ||
391e2f25 | 4343 | static void FPT_phaseIllegal(u32 port, unsigned char p_card) |
1da177e4 | 4344 | { |
5c04a7b8 | 4345 | struct sccb *currSCCB; |
1da177e4 | 4346 | |
5c04a7b8 | 4347 | currSCCB = FPT_BL_Card[p_card].currentSCCB; |
1da177e4 | 4348 | |
5c04a7b8 AD |
4349 | WR_HARPOON(port + hp_scsisig, RD_HARPOON(port + hp_scsisig)); |
4350 | if (currSCCB != NULL) { | |
1da177e4 | 4351 | |
5c04a7b8 AD |
4352 | currSCCB->HostStatus = SCCB_PHASE_SEQUENCE_FAIL; |
4353 | currSCCB->Sccb_scsistat = ABORT_ST; | |
4354 | currSCCB->Sccb_scsimsg = SMABORT; | |
4355 | } | |
1da177e4 | 4356 | |
5c04a7b8 | 4357 | ACCEPT_MSG_ATN(port); |
1da177e4 LT |
4358 | } |
4359 | ||
1da177e4 LT |
4360 | /*--------------------------------------------------------------------- |
4361 | * | |
4362 | * Function: Phase Check FIFO | |
4363 | * | |
4364 | * Description: Make sure data has been flushed from both FIFOs and abort | |
4365 | * the operations if necessary. | |
4366 | * | |
4367 | *---------------------------------------------------------------------*/ | |
4368 | ||
391e2f25 | 4369 | static void FPT_phaseChkFifo(u32 port, unsigned char p_card) |
1da177e4 | 4370 | { |
391e2f25 | 4371 | u32 xfercnt; |
5c04a7b8 | 4372 | struct sccb *currSCCB; |
1da177e4 | 4373 | |
5c04a7b8 | 4374 | currSCCB = FPT_BL_Card[p_card].currentSCCB; |
1da177e4 | 4375 | |
5c04a7b8 | 4376 | if (currSCCB->Sccb_scsistat == DATA_IN_ST) { |
1da177e4 | 4377 | |
5c04a7b8 AD |
4378 | while ((!(RD_HARPOON(port + hp_xferstat) & FIFO_EMPTY)) && |
4379 | (RD_HARPOON(port + hp_ext_status) & BM_CMD_BUSY)) { | |
4380 | } | |
1da177e4 | 4381 | |
5c04a7b8 AD |
4382 | if (!(RD_HARPOON(port + hp_xferstat) & FIFO_EMPTY)) { |
4383 | currSCCB->Sccb_ATC += currSCCB->Sccb_XferCnt; | |
1da177e4 | 4384 | |
5c04a7b8 | 4385 | currSCCB->Sccb_XferCnt = 0; |
1da177e4 | 4386 | |
5c04a7b8 AD |
4387 | if ((RDW_HARPOON((port + hp_intstat)) & PARITY) && |
4388 | (currSCCB->HostStatus == SCCB_COMPLETE)) { | |
4389 | currSCCB->HostStatus = SCCB_PARITY_ERR; | |
4390 | WRW_HARPOON((port + hp_intstat), PARITY); | |
4391 | } | |
1da177e4 | 4392 | |
5c04a7b8 | 4393 | FPT_hostDataXferAbort(port, p_card, currSCCB); |
1da177e4 | 4394 | |
5c04a7b8 | 4395 | FPT_dataXferProcessor(port, &FPT_BL_Card[p_card]); |
1da177e4 | 4396 | |
5c04a7b8 AD |
4397 | while ((!(RD_HARPOON(port + hp_xferstat) & FIFO_EMPTY)) |
4398 | && (RD_HARPOON(port + hp_ext_status) & | |
4399 | BM_CMD_BUSY)) { | |
4400 | } | |
1da177e4 | 4401 | |
5c04a7b8 AD |
4402 | } |
4403 | } | |
1da177e4 | 4404 | |
5c04a7b8 AD |
4405 | /*End Data In specific code. */ |
4406 | GET_XFER_CNT(port, xfercnt); | |
1da177e4 | 4407 | |
5c04a7b8 | 4408 | WR_HARPOON(port + hp_xfercnt_0, 0x00); |
1da177e4 | 4409 | |
5c04a7b8 | 4410 | WR_HARPOON(port + hp_portctrl_0, 0x00); |
1da177e4 | 4411 | |
5c04a7b8 | 4412 | currSCCB->Sccb_ATC += (currSCCB->Sccb_XferCnt - xfercnt); |
1da177e4 | 4413 | |
5c04a7b8 | 4414 | currSCCB->Sccb_XferCnt = xfercnt; |
1da177e4 | 4415 | |
5c04a7b8 AD |
4416 | if ((RDW_HARPOON((port + hp_intstat)) & PARITY) && |
4417 | (currSCCB->HostStatus == SCCB_COMPLETE)) { | |
1da177e4 | 4418 | |
5c04a7b8 AD |
4419 | currSCCB->HostStatus = SCCB_PARITY_ERR; |
4420 | WRW_HARPOON((port + hp_intstat), PARITY); | |
4421 | } | |
1da177e4 | 4422 | |
5c04a7b8 | 4423 | FPT_hostDataXferAbort(port, p_card, currSCCB); |
1da177e4 | 4424 | |
5c04a7b8 AD |
4425 | WR_HARPOON(port + hp_fifowrite, 0x00); |
4426 | WR_HARPOON(port + hp_fiforead, 0x00); | |
4427 | WR_HARPOON(port + hp_xferstat, 0x00); | |
1da177e4 | 4428 | |
5c04a7b8 | 4429 | WRW_HARPOON((port + hp_intstat), XFER_CNT_0); |
1da177e4 LT |
4430 | } |
4431 | ||
1da177e4 LT |
4432 | /*--------------------------------------------------------------------- |
4433 | * | |
4434 | * Function: Phase Bus Free | |
4435 | * | |
4436 | * Description: We just went bus free so figure out if it was | |
4437 | * because of command complete or from a disconnect. | |
4438 | * | |
4439 | *---------------------------------------------------------------------*/ | |
391e2f25 | 4440 | static void FPT_phaseBusFree(u32 port, unsigned char p_card) |
1da177e4 | 4441 | { |
5c04a7b8 | 4442 | struct sccb *currSCCB; |
1da177e4 | 4443 | |
5c04a7b8 | 4444 | currSCCB = FPT_BL_Card[p_card].currentSCCB; |
1da177e4 | 4445 | |
5c04a7b8 | 4446 | if (currSCCB != NULL) { |
1da177e4 | 4447 | |
5c04a7b8 | 4448 | DISABLE_AUTO(port); |
1da177e4 | 4449 | |
5c04a7b8 | 4450 | if (currSCCB->OperationCode == RESET_COMMAND) { |
1da177e4 | 4451 | |
5c04a7b8 AD |
4452 | if ((FPT_BL_Card[p_card].globalFlags & F_CONLUN_IO) && |
4453 | ((FPT_sccbMgrTbl[p_card][currSCCB->TargID]. | |
4454 | TarStatus & TAR_TAG_Q_MASK) != TAG_Q_TRYING)) | |
4455 | FPT_sccbMgrTbl[p_card][currSCCB->TargID]. | |
4456 | TarLUNBusy[currSCCB->Lun] = 0; | |
1da177e4 | 4457 | else |
5c04a7b8 AD |
4458 | FPT_sccbMgrTbl[p_card][currSCCB->TargID]. |
4459 | TarLUNBusy[0] = 0; | |
4460 | ||
4461 | FPT_queueCmdComplete(&FPT_BL_Card[p_card], currSCCB, | |
4462 | p_card); | |
4463 | ||
4464 | FPT_queueSearchSelect(&FPT_BL_Card[p_card], p_card); | |
4465 | ||
4466 | } | |
4467 | ||
4468 | else if (currSCCB->Sccb_scsistat == SELECT_SN_ST) { | |
4469 | FPT_sccbMgrTbl[p_card][currSCCB->TargID].TarStatus |= | |
4470 | (unsigned char)SYNC_SUPPORTED; | |
4471 | FPT_sccbMgrTbl[p_card][currSCCB->TargID].TarEEValue &= | |
4472 | ~EE_SYNC_MASK; | |
4473 | } | |
4474 | ||
4475 | else if (currSCCB->Sccb_scsistat == SELECT_WN_ST) { | |
4476 | FPT_sccbMgrTbl[p_card][currSCCB->TargID].TarStatus = | |
4477 | (FPT_sccbMgrTbl[p_card][currSCCB->TargID]. | |
4478 | TarStatus & ~WIDE_ENABLED) | WIDE_NEGOCIATED; | |
4479 | ||
4480 | FPT_sccbMgrTbl[p_card][currSCCB->TargID].TarEEValue &= | |
4481 | ~EE_WIDE_SCSI; | |
4482 | } | |
4483 | ||
4484 | else if (currSCCB->Sccb_scsistat == SELECT_Q_ST) { | |
4485 | /* Make sure this is not a phony BUS_FREE. If we were | |
4486 | reselected or if BUSY is NOT on then this is a | |
4487 | valid BUS FREE. SRR Wednesday, 5/10/1995. */ | |
4488 | ||
4489 | if ((!(RD_HARPOON(port + hp_scsisig) & SCSI_BSY)) || | |
4490 | (RDW_HARPOON((port + hp_intstat)) & RSEL)) { | |
4491 | FPT_sccbMgrTbl[p_card][currSCCB->TargID]. | |
4492 | TarStatus &= ~TAR_TAG_Q_MASK; | |
4493 | FPT_sccbMgrTbl[p_card][currSCCB->TargID]. | |
4494 | TarStatus |= TAG_Q_REJECT; | |
4495 | } | |
4496 | ||
4497 | else { | |
4498 | return; | |
4499 | } | |
4500 | } | |
1da177e4 | 4501 | |
5c04a7b8 | 4502 | else { |
1da177e4 | 4503 | |
5c04a7b8 | 4504 | currSCCB->Sccb_scsistat = BUS_FREE_ST; |
1da177e4 | 4505 | |
5c04a7b8 AD |
4506 | if (!currSCCB->HostStatus) { |
4507 | currSCCB->HostStatus = SCCB_PHASE_SEQUENCE_FAIL; | |
4508 | } | |
1da177e4 | 4509 | |
5c04a7b8 AD |
4510 | if ((FPT_BL_Card[p_card].globalFlags & F_CONLUN_IO) && |
4511 | ((FPT_sccbMgrTbl[p_card][currSCCB->TargID]. | |
4512 | TarStatus & TAR_TAG_Q_MASK) != TAG_Q_TRYING)) | |
4513 | FPT_sccbMgrTbl[p_card][currSCCB->TargID]. | |
4514 | TarLUNBusy[currSCCB->Lun] = 0; | |
4515 | else | |
4516 | FPT_sccbMgrTbl[p_card][currSCCB->TargID]. | |
4517 | TarLUNBusy[0] = 0; | |
1da177e4 | 4518 | |
5c04a7b8 AD |
4519 | FPT_queueCmdComplete(&FPT_BL_Card[p_card], currSCCB, |
4520 | p_card); | |
4521 | return; | |
4522 | } | |
1da177e4 | 4523 | |
5c04a7b8 | 4524 | FPT_BL_Card[p_card].globalFlags |= F_NEW_SCCB_CMD; |
1da177e4 | 4525 | |
5c04a7b8 AD |
4526 | } /*end if !=null */ |
4527 | } | |
1da177e4 | 4528 | |
1da177e4 LT |
4529 | /*--------------------------------------------------------------------- |
4530 | * | |
4531 | * Function: Auto Load Default Map | |
4532 | * | |
083d248b | 4533 | * Description: Load the Automation RAM with the default map values. |
1da177e4 LT |
4534 | * |
4535 | *---------------------------------------------------------------------*/ | |
391e2f25 | 4536 | static void FPT_autoLoadDefaultMap(u32 p_port) |
1da177e4 | 4537 | { |
391e2f25 | 4538 | u32 map_addr; |
5c04a7b8 AD |
4539 | |
4540 | ARAM_ACCESS(p_port); | |
4541 | map_addr = p_port + hp_aramBase; | |
4542 | ||
4543 | WRW_HARPOON(map_addr, (MPM_OP + AMSG_OUT + 0xC0)); /*ID MESSAGE */ | |
4544 | map_addr += 2; | |
4545 | WRW_HARPOON(map_addr, (MPM_OP + AMSG_OUT + 0x20)); /*SIMPLE TAG QUEUEING MSG */ | |
4546 | map_addr += 2; | |
4547 | WRW_HARPOON(map_addr, RAT_OP); /*RESET ATTENTION */ | |
4548 | map_addr += 2; | |
4549 | WRW_HARPOON(map_addr, (MPM_OP + AMSG_OUT + 0x00)); /*TAG ID MSG */ | |
4550 | map_addr += 2; | |
4551 | WRW_HARPOON(map_addr, (MPM_OP + ACOMMAND + 0x00)); /*CDB BYTE 0 */ | |
4552 | map_addr += 2; | |
4553 | WRW_HARPOON(map_addr, (MPM_OP + ACOMMAND + 0x00)); /*CDB BYTE 1 */ | |
4554 | map_addr += 2; | |
4555 | WRW_HARPOON(map_addr, (MPM_OP + ACOMMAND + 0x00)); /*CDB BYTE 2 */ | |
4556 | map_addr += 2; | |
4557 | WRW_HARPOON(map_addr, (MPM_OP + ACOMMAND + 0x00)); /*CDB BYTE 3 */ | |
4558 | map_addr += 2; | |
4559 | WRW_HARPOON(map_addr, (MPM_OP + ACOMMAND + 0x00)); /*CDB BYTE 4 */ | |
4560 | map_addr += 2; | |
4561 | WRW_HARPOON(map_addr, (MPM_OP + ACOMMAND + 0x00)); /*CDB BYTE 5 */ | |
4562 | map_addr += 2; | |
4563 | WRW_HARPOON(map_addr, (MPM_OP + ACOMMAND + 0x00)); /*CDB BYTE 6 */ | |
4564 | map_addr += 2; | |
4565 | WRW_HARPOON(map_addr, (MPM_OP + ACOMMAND + 0x00)); /*CDB BYTE 7 */ | |
4566 | map_addr += 2; | |
4567 | WRW_HARPOON(map_addr, (MPM_OP + ACOMMAND + 0x00)); /*CDB BYTE 8 */ | |
4568 | map_addr += 2; | |
4569 | WRW_HARPOON(map_addr, (MPM_OP + ACOMMAND + 0x00)); /*CDB BYTE 9 */ | |
4570 | map_addr += 2; | |
4571 | WRW_HARPOON(map_addr, (MPM_OP + ACOMMAND + 0x00)); /*CDB BYTE 10 */ | |
4572 | map_addr += 2; | |
4573 | WRW_HARPOON(map_addr, (MPM_OP + ACOMMAND + 0x00)); /*CDB BYTE 11 */ | |
4574 | map_addr += 2; | |
4575 | WRW_HARPOON(map_addr, (CPE_OP + ADATA_OUT + DINT)); /*JUMP IF DATA OUT */ | |
4576 | map_addr += 2; | |
4577 | WRW_HARPOON(map_addr, (TCB_OP + FIFO_0 + DI)); /*JUMP IF NO DATA IN FIFO */ | |
4578 | map_addr += 2; /*This means AYNC DATA IN */ | |
4579 | WRW_HARPOON(map_addr, (SSI_OP + SSI_IDO_STRT)); /*STOP AND INTERRUPT */ | |
4580 | map_addr += 2; | |
4581 | WRW_HARPOON(map_addr, (CPE_OP + ADATA_IN + DINT)); /*JUMP IF NOT DATA IN PHZ */ | |
4582 | map_addr += 2; | |
4583 | WRW_HARPOON(map_addr, (CPN_OP + AMSG_IN + ST)); /*IF NOT MSG IN CHECK 4 DATA IN */ | |
4584 | map_addr += 2; | |
4585 | WRW_HARPOON(map_addr, (CRD_OP + SDATA + 0x02)); /*SAVE DATA PTR MSG? */ | |
4586 | map_addr += 2; | |
4587 | WRW_HARPOON(map_addr, (BRH_OP + NOT_EQ + DC)); /*GO CHECK FOR DISCONNECT MSG */ | |
4588 | map_addr += 2; | |
4589 | WRW_HARPOON(map_addr, (MRR_OP + SDATA + D_AR1)); /*SAVE DATA PTRS MSG */ | |
4590 | map_addr += 2; | |
4591 | WRW_HARPOON(map_addr, (CPN_OP + AMSG_IN + ST)); /*IF NOT MSG IN CHECK DATA IN */ | |
4592 | map_addr += 2; | |
4593 | WRW_HARPOON(map_addr, (CRD_OP + SDATA + 0x04)); /*DISCONNECT MSG? */ | |
4594 | map_addr += 2; | |
4595 | WRW_HARPOON(map_addr, (BRH_OP + NOT_EQ + UNKNWN)); /*UKNKNOWN MSG */ | |
4596 | map_addr += 2; | |
4597 | WRW_HARPOON(map_addr, (MRR_OP + SDATA + D_BUCKET)); /*XFER DISCONNECT MSG */ | |
4598 | map_addr += 2; | |
4599 | WRW_HARPOON(map_addr, (SSI_OP + SSI_ITAR_DISC)); /*STOP AND INTERRUPT */ | |
4600 | map_addr += 2; | |
4601 | WRW_HARPOON(map_addr, (CPN_OP + ASTATUS + UNKNWN)); /*JUMP IF NOT STATUS PHZ. */ | |
4602 | map_addr += 2; | |
4603 | WRW_HARPOON(map_addr, (MRR_OP + SDATA + D_AR0)); /*GET STATUS BYTE */ | |
4604 | map_addr += 2; | |
4605 | WRW_HARPOON(map_addr, (CPN_OP + AMSG_IN + CC)); /*ERROR IF NOT MSG IN PHZ */ | |
4606 | map_addr += 2; | |
4607 | WRW_HARPOON(map_addr, (CRD_OP + SDATA + 0x00)); /*CHECK FOR CMD COMPLETE MSG. */ | |
4608 | map_addr += 2; | |
4609 | WRW_HARPOON(map_addr, (BRH_OP + NOT_EQ + CC)); /*ERROR IF NOT CMD COMPLETE MSG. */ | |
4610 | map_addr += 2; | |
4611 | WRW_HARPOON(map_addr, (MRR_OP + SDATA + D_BUCKET)); /*GET CMD COMPLETE MSG */ | |
4612 | map_addr += 2; | |
4613 | WRW_HARPOON(map_addr, (SSI_OP + SSI_ICMD_COMP)); /*END OF COMMAND */ | |
4614 | map_addr += 2; | |
4615 | ||
4616 | WRW_HARPOON(map_addr, (SSI_OP + SSI_IUNKWN)); /*RECEIVED UNKNOWN MSG BYTE */ | |
4617 | map_addr += 2; | |
4618 | WRW_HARPOON(map_addr, (SSI_OP + SSI_INO_CC)); /*NO COMMAND COMPLETE AFTER STATUS */ | |
4619 | map_addr += 2; | |
4620 | WRW_HARPOON(map_addr, (SSI_OP + SSI_ITICKLE)); /*BIOS Tickled the Mgr */ | |
4621 | map_addr += 2; | |
4622 | WRW_HARPOON(map_addr, (SSI_OP + SSI_IRFAIL)); /*EXPECTED ID/TAG MESSAGES AND */ | |
4623 | map_addr += 2; /* DIDN'T GET ONE */ | |
4624 | WRW_HARPOON(map_addr, (CRR_OP + AR3 + S_IDREG)); /* comp SCSI SEL ID & AR3 */ | |
4625 | map_addr += 2; | |
4626 | WRW_HARPOON(map_addr, (BRH_OP + EQUAL + 0x00)); /*SEL ID OK then Conti. */ | |
4627 | map_addr += 2; | |
4628 | WRW_HARPOON(map_addr, (SSI_OP + SSI_INO_CC)); /*NO COMMAND COMPLETE AFTER STATUS */ | |
4629 | ||
4630 | SGRAM_ACCESS(p_port); | |
1da177e4 LT |
4631 | } |
4632 | ||
4633 | /*--------------------------------------------------------------------- | |
4634 | * | |
4635 | * Function: Auto Command Complete | |
4636 | * | |
4637 | * Description: Post command back to host and find another command | |
4638 | * to execute. | |
4639 | * | |
4640 | *---------------------------------------------------------------------*/ | |
4641 | ||
391e2f25 | 4642 | static void FPT_autoCmdCmplt(u32 p_port, unsigned char p_card) |
1da177e4 | 4643 | { |
5c04a7b8 AD |
4644 | struct sccb *currSCCB; |
4645 | unsigned char status_byte; | |
1da177e4 | 4646 | |
5c04a7b8 | 4647 | currSCCB = FPT_BL_Card[p_card].currentSCCB; |
1da177e4 | 4648 | |
5c04a7b8 | 4649 | status_byte = RD_HARPOON(p_port + hp_gp_reg_0); |
1da177e4 | 4650 | |
5c04a7b8 | 4651 | FPT_sccbMgrTbl[p_card][currSCCB->TargID].TarLUN_CA = 0; |
1da177e4 | 4652 | |
5c04a7b8 | 4653 | if (status_byte != SSGOOD) { |
1da177e4 | 4654 | |
5c04a7b8 | 4655 | if (status_byte == SSQ_FULL) { |
1da177e4 | 4656 | |
5c04a7b8 AD |
4657 | if (((FPT_BL_Card[p_card].globalFlags & F_CONLUN_IO) && |
4658 | ((FPT_sccbMgrTbl[p_card][currSCCB->TargID]. | |
4659 | TarStatus & TAR_TAG_Q_MASK) != TAG_Q_TRYING))) { | |
4660 | FPT_sccbMgrTbl[p_card][currSCCB->TargID]. | |
4661 | TarLUNBusy[currSCCB->Lun] = 1; | |
4662 | if (FPT_BL_Card[p_card].discQCount != 0) | |
47b5d69c | 4663 | FPT_BL_Card[p_card].discQCount--; |
5c04a7b8 AD |
4664 | FPT_BL_Card[p_card]. |
4665 | discQ_Tbl[FPT_sccbMgrTbl[p_card] | |
4666 | [currSCCB->TargID]. | |
4667 | LunDiscQ_Idx[currSCCB->Lun]] = | |
4668 | NULL; | |
4669 | } else { | |
4670 | FPT_sccbMgrTbl[p_card][currSCCB->TargID]. | |
4671 | TarLUNBusy[0] = 1; | |
4672 | if (currSCCB->Sccb_tag) { | |
4673 | if (FPT_BL_Card[p_card].discQCount != 0) | |
4674 | FPT_BL_Card[p_card]. | |
4675 | discQCount--; | |
4676 | FPT_BL_Card[p_card].discQ_Tbl[currSCCB-> | |
4677 | Sccb_tag] | |
4678 | = NULL; | |
4679 | } else { | |
4680 | if (FPT_BL_Card[p_card].discQCount != 0) | |
4681 | FPT_BL_Card[p_card]. | |
4682 | discQCount--; | |
4683 | FPT_BL_Card[p_card]. | |
4684 | discQ_Tbl[FPT_sccbMgrTbl[p_card] | |
4685 | [currSCCB->TargID]. | |
4686 | LunDiscQ_Idx[0]] = NULL; | |
1da177e4 LT |
4687 | } |
4688 | } | |
4689 | ||
5c04a7b8 | 4690 | currSCCB->Sccb_MGRFlags |= F_STATUSLOADED; |
1da177e4 | 4691 | |
5c04a7b8 | 4692 | FPT_queueSelectFail(&FPT_BL_Card[p_card], p_card); |
1da177e4 | 4693 | |
5c04a7b8 AD |
4694 | return; |
4695 | } | |
1da177e4 | 4696 | |
5c04a7b8 AD |
4697 | if (currSCCB->Sccb_scsistat == SELECT_SN_ST) { |
4698 | FPT_sccbMgrTbl[p_card][currSCCB->TargID].TarStatus |= | |
4699 | (unsigned char)SYNC_SUPPORTED; | |
1da177e4 | 4700 | |
5c04a7b8 AD |
4701 | FPT_sccbMgrTbl[p_card][currSCCB->TargID].TarEEValue &= |
4702 | ~EE_SYNC_MASK; | |
4703 | FPT_BL_Card[p_card].globalFlags |= F_NEW_SCCB_CMD; | |
1da177e4 | 4704 | |
5c04a7b8 AD |
4705 | if (((FPT_BL_Card[p_card].globalFlags & F_CONLUN_IO) && |
4706 | ((FPT_sccbMgrTbl[p_card][currSCCB->TargID]. | |
4707 | TarStatus & TAR_TAG_Q_MASK) != TAG_Q_TRYING))) { | |
4708 | FPT_sccbMgrTbl[p_card][currSCCB->TargID]. | |
4709 | TarLUNBusy[currSCCB->Lun] = 1; | |
4710 | if (FPT_BL_Card[p_card].discQCount != 0) | |
47b5d69c | 4711 | FPT_BL_Card[p_card].discQCount--; |
5c04a7b8 AD |
4712 | FPT_BL_Card[p_card]. |
4713 | discQ_Tbl[FPT_sccbMgrTbl[p_card] | |
4714 | [currSCCB->TargID]. | |
4715 | LunDiscQ_Idx[currSCCB->Lun]] = | |
4716 | NULL; | |
4717 | } else { | |
4718 | FPT_sccbMgrTbl[p_card][currSCCB->TargID]. | |
4719 | TarLUNBusy[0] = 1; | |
4720 | if (currSCCB->Sccb_tag) { | |
4721 | if (FPT_BL_Card[p_card].discQCount != 0) | |
4722 | FPT_BL_Card[p_card]. | |
4723 | discQCount--; | |
4724 | FPT_BL_Card[p_card].discQ_Tbl[currSCCB-> | |
4725 | Sccb_tag] | |
4726 | = NULL; | |
4727 | } else { | |
4728 | if (FPT_BL_Card[p_card].discQCount != 0) | |
4729 | FPT_BL_Card[p_card]. | |
4730 | discQCount--; | |
4731 | FPT_BL_Card[p_card]. | |
4732 | discQ_Tbl[FPT_sccbMgrTbl[p_card] | |
4733 | [currSCCB->TargID]. | |
4734 | LunDiscQ_Idx[0]] = NULL; | |
1da177e4 LT |
4735 | } |
4736 | } | |
5c04a7b8 | 4737 | return; |
1da177e4 | 4738 | |
5c04a7b8 | 4739 | } |
1da177e4 | 4740 | |
5c04a7b8 | 4741 | if (currSCCB->Sccb_scsistat == SELECT_WN_ST) { |
1da177e4 | 4742 | |
5c04a7b8 AD |
4743 | FPT_sccbMgrTbl[p_card][currSCCB->TargID].TarStatus = |
4744 | (FPT_sccbMgrTbl[p_card][currSCCB->TargID]. | |
4745 | TarStatus & ~WIDE_ENABLED) | WIDE_NEGOCIATED; | |
1da177e4 | 4746 | |
5c04a7b8 AD |
4747 | FPT_sccbMgrTbl[p_card][currSCCB->TargID].TarEEValue &= |
4748 | ~EE_WIDE_SCSI; | |
4749 | FPT_BL_Card[p_card].globalFlags |= F_NEW_SCCB_CMD; | |
1da177e4 | 4750 | |
5c04a7b8 AD |
4751 | if (((FPT_BL_Card[p_card].globalFlags & F_CONLUN_IO) && |
4752 | ((FPT_sccbMgrTbl[p_card][currSCCB->TargID]. | |
4753 | TarStatus & TAR_TAG_Q_MASK) != TAG_Q_TRYING))) { | |
4754 | FPT_sccbMgrTbl[p_card][currSCCB->TargID]. | |
4755 | TarLUNBusy[currSCCB->Lun] = 1; | |
4756 | if (FPT_BL_Card[p_card].discQCount != 0) | |
47b5d69c | 4757 | FPT_BL_Card[p_card].discQCount--; |
5c04a7b8 AD |
4758 | FPT_BL_Card[p_card]. |
4759 | discQ_Tbl[FPT_sccbMgrTbl[p_card] | |
4760 | [currSCCB->TargID]. | |
4761 | LunDiscQ_Idx[currSCCB->Lun]] = | |
4762 | NULL; | |
4763 | } else { | |
4764 | FPT_sccbMgrTbl[p_card][currSCCB->TargID]. | |
4765 | TarLUNBusy[0] = 1; | |
4766 | if (currSCCB->Sccb_tag) { | |
4767 | if (FPT_BL_Card[p_card].discQCount != 0) | |
4768 | FPT_BL_Card[p_card]. | |
4769 | discQCount--; | |
4770 | FPT_BL_Card[p_card].discQ_Tbl[currSCCB-> | |
4771 | Sccb_tag] | |
4772 | = NULL; | |
4773 | } else { | |
4774 | if (FPT_BL_Card[p_card].discQCount != 0) | |
4775 | FPT_BL_Card[p_card]. | |
4776 | discQCount--; | |
4777 | FPT_BL_Card[p_card]. | |
4778 | discQ_Tbl[FPT_sccbMgrTbl[p_card] | |
4779 | [currSCCB->TargID]. | |
4780 | LunDiscQ_Idx[0]] = NULL; | |
1da177e4 LT |
4781 | } |
4782 | } | |
5c04a7b8 AD |
4783 | return; |
4784 | ||
4785 | } | |
4786 | ||
4787 | if (status_byte == SSCHECK) { | |
4788 | if (FPT_BL_Card[p_card].globalFlags & F_DO_RENEGO) { | |
4789 | if (FPT_sccbMgrTbl[p_card][currSCCB->TargID]. | |
4790 | TarEEValue & EE_SYNC_MASK) { | |
4791 | FPT_sccbMgrTbl[p_card][currSCCB-> | |
4792 | TargID]. | |
4793 | TarStatus &= ~TAR_SYNC_MASK; | |
1da177e4 | 4794 | } |
5c04a7b8 AD |
4795 | if (FPT_sccbMgrTbl[p_card][currSCCB->TargID]. |
4796 | TarEEValue & EE_WIDE_SCSI) { | |
4797 | FPT_sccbMgrTbl[p_card][currSCCB-> | |
4798 | TargID]. | |
4799 | TarStatus &= ~TAR_WIDE_MASK; | |
1da177e4 LT |
4800 | } |
4801 | } | |
4802 | } | |
4803 | ||
5c04a7b8 AD |
4804 | if (!(currSCCB->Sccb_XferState & F_AUTO_SENSE)) { |
4805 | ||
4806 | currSCCB->SccbStatus = SCCB_ERROR; | |
4807 | currSCCB->TargetStatus = status_byte; | |
4808 | ||
4809 | if (status_byte == SSCHECK) { | |
4810 | ||
4811 | FPT_sccbMgrTbl[p_card][currSCCB->TargID]. | |
4812 | TarLUN_CA = 1; | |
4813 | ||
4814 | if (currSCCB->RequestSenseLength != | |
4815 | NO_AUTO_REQUEST_SENSE) { | |
4816 | ||
4817 | if (currSCCB->RequestSenseLength == 0) | |
4818 | currSCCB->RequestSenseLength = | |
4819 | 14; | |
4820 | ||
4821 | FPT_ssenss(&FPT_BL_Card[p_card]); | |
4822 | FPT_BL_Card[p_card].globalFlags |= | |
4823 | F_NEW_SCCB_CMD; | |
4824 | ||
4825 | if (((FPT_BL_Card[p_card]. | |
4826 | globalFlags & F_CONLUN_IO) | |
4827 | && | |
4828 | ((FPT_sccbMgrTbl[p_card] | |
4829 | [currSCCB->TargID]. | |
4830 | TarStatus & TAR_TAG_Q_MASK) != | |
4831 | TAG_Q_TRYING))) { | |
4832 | FPT_sccbMgrTbl[p_card] | |
4833 | [currSCCB->TargID]. | |
4834 | TarLUNBusy[currSCCB->Lun] = | |
4835 | 1; | |
4836 | if (FPT_BL_Card[p_card]. | |
4837 | discQCount != 0) | |
4838 | FPT_BL_Card[p_card]. | |
4839 | discQCount--; | |
4840 | FPT_BL_Card[p_card]. | |
4841 | discQ_Tbl[FPT_sccbMgrTbl | |
4842 | [p_card] | |
4843 | [currSCCB-> | |
4844 | TargID]. | |
4845 | LunDiscQ_Idx | |
4846 | [currSCCB->Lun]] = | |
4847 | NULL; | |
4848 | } else { | |
4849 | FPT_sccbMgrTbl[p_card] | |
4850 | [currSCCB->TargID]. | |
4851 | TarLUNBusy[0] = 1; | |
4852 | if (currSCCB->Sccb_tag) { | |
4853 | if (FPT_BL_Card[p_card]. | |
4854 | discQCount != 0) | |
4855 | FPT_BL_Card | |
4856 | [p_card]. | |
4857 | discQCount--; | |
4858 | FPT_BL_Card[p_card]. | |
4859 | discQ_Tbl[currSCCB-> | |
4860 | Sccb_tag] | |
4861 | = NULL; | |
4862 | } else { | |
4863 | if (FPT_BL_Card[p_card]. | |
4864 | discQCount != 0) | |
4865 | FPT_BL_Card | |
4866 | [p_card]. | |
4867 | discQCount--; | |
4868 | FPT_BL_Card[p_card]. | |
4869 | discQ_Tbl | |
4870 | [FPT_sccbMgrTbl | |
4871 | [p_card][currSCCB-> | |
4872 | TargID]. | |
4873 | LunDiscQ_Idx[0]] = | |
4874 | NULL; | |
1da177e4 LT |
4875 | } |
4876 | } | |
5c04a7b8 AD |
4877 | return; |
4878 | } | |
4879 | } | |
4880 | } | |
4881 | } | |
1da177e4 | 4882 | |
5c04a7b8 AD |
4883 | if ((FPT_BL_Card[p_card].globalFlags & F_CONLUN_IO) && |
4884 | ((FPT_sccbMgrTbl[p_card][currSCCB->TargID]. | |
4885 | TarStatus & TAR_TAG_Q_MASK) != TAG_Q_TRYING)) | |
4886 | FPT_sccbMgrTbl[p_card][currSCCB->TargID].TarLUNBusy[currSCCB-> | |
4887 | Lun] = 0; | |
1da177e4 | 4888 | else |
5c04a7b8 | 4889 | FPT_sccbMgrTbl[p_card][currSCCB->TargID].TarLUNBusy[0] = 0; |
1da177e4 | 4890 | |
5c04a7b8 | 4891 | FPT_queueCmdComplete(&FPT_BL_Card[p_card], currSCCB, p_card); |
1da177e4 | 4892 | } |
1da177e4 LT |
4893 | |
4894 | #define SHORT_WAIT 0x0000000F | |
4895 | #define LONG_WAIT 0x0000FFFFL | |
4896 | ||
1da177e4 LT |
4897 | /*--------------------------------------------------------------------- |
4898 | * | |
4899 | * Function: Data Transfer Processor | |
4900 | * | |
4901 | * Description: This routine performs two tasks. | |
4902 | * (1) Start data transfer by calling HOST_DATA_XFER_START | |
4903 | * function. Once data transfer is started, (2) Depends | |
4904 | * on the type of data transfer mode Scatter/Gather mode | |
4905 | * or NON Scatter/Gather mode. In NON Scatter/Gather mode, | |
4906 | * this routine checks Sccb_MGRFlag (F_HOST_XFER_ACT bit) for | |
4907 | * data transfer done. In Scatter/Gather mode, this routine | |
4908 | * checks bus master command complete and dual rank busy | |
4909 | * bit to keep chaining SC transfer command. Similarly, | |
4910 | * in Scatter/Gather mode, it checks Sccb_MGRFlag | |
4911 | * (F_HOST_XFER_ACT bit) for data transfer done. | |
4912 | * | |
4913 | *---------------------------------------------------------------------*/ | |
4914 | ||
391e2f25 | 4915 | static void FPT_dataXferProcessor(u32 port, struct sccb_card *pCurrCard) |
1da177e4 | 4916 | { |
5c04a7b8 | 4917 | struct sccb *currSCCB; |
1da177e4 | 4918 | |
5c04a7b8 | 4919 | currSCCB = pCurrCard->currentSCCB; |
1da177e4 | 4920 | |
5c04a7b8 AD |
4921 | if (currSCCB->Sccb_XferState & F_SG_XFER) { |
4922 | if (pCurrCard->globalFlags & F_HOST_XFER_ACT) | |
4923 | { | |
4924 | currSCCB->Sccb_sgseg += (unsigned char)SG_BUF_CNT; | |
4925 | currSCCB->Sccb_SGoffset = 0x00; | |
4926 | } | |
4927 | pCurrCard->globalFlags |= F_HOST_XFER_ACT; | |
1da177e4 | 4928 | |
5c04a7b8 AD |
4929 | FPT_busMstrSGDataXferStart(port, currSCCB); |
4930 | } | |
4931 | ||
4932 | else { | |
4933 | if (!(pCurrCard->globalFlags & F_HOST_XFER_ACT)) { | |
1da177e4 | 4934 | pCurrCard->globalFlags |= F_HOST_XFER_ACT; |
1da177e4 | 4935 | |
5c04a7b8 AD |
4936 | FPT_busMstrDataXferStart(port, currSCCB); |
4937 | } | |
4938 | } | |
1da177e4 LT |
4939 | } |
4940 | ||
1da177e4 LT |
4941 | /*--------------------------------------------------------------------- |
4942 | * | |
4943 | * Function: BusMaster Scatter Gather Data Transfer Start | |
4944 | * | |
4945 | * Description: | |
4946 | * | |
4947 | *---------------------------------------------------------------------*/ | |
391e2f25 | 4948 | static void FPT_busMstrSGDataXferStart(u32 p_port, struct sccb *pcurrSCCB) |
1da177e4 | 4949 | { |
391e2f25 | 4950 | u32 count, addr, tmpSGCnt; |
5c04a7b8 AD |
4951 | unsigned int sg_index; |
4952 | unsigned char sg_count, i; | |
391e2f25 KA |
4953 | u32 reg_offset; |
4954 | struct blogic_sg_seg *segp; | |
1da177e4 | 4955 | |
391e2f25 KA |
4956 | if (pcurrSCCB->Sccb_XferState & F_HOST_XFER_DIR) |
4957 | count = ((u32)HOST_RD_CMD) << 24; | |
4958 | else | |
4959 | count = ((u32)HOST_WRT_CMD) << 24; | |
1da177e4 | 4960 | |
5c04a7b8 AD |
4961 | sg_count = 0; |
4962 | tmpSGCnt = 0; | |
4963 | sg_index = pcurrSCCB->Sccb_sgseg; | |
4964 | reg_offset = hp_aramBase; | |
1da177e4 | 4965 | |
5c04a7b8 AD |
4966 | i = (unsigned char)(RD_HARPOON(p_port + hp_page_ctrl) & |
4967 | ~(SGRAM_ARAM | SCATTER_EN)); | |
1da177e4 | 4968 | |
5c04a7b8 | 4969 | WR_HARPOON(p_port + hp_page_ctrl, i); |
1da177e4 | 4970 | |
5c04a7b8 | 4971 | while ((sg_count < (unsigned char)SG_BUF_CNT) && |
391e2f25 KA |
4972 | ((sg_index * (unsigned int)SG_ELEMENT_SIZE) < |
4973 | pcurrSCCB->DataLength)) { | |
1da177e4 | 4974 | |
391e2f25 KA |
4975 | segp = (struct blogic_sg_seg *)(pcurrSCCB->DataPointer) + |
4976 | sg_index; | |
4977 | tmpSGCnt += segp->segbytes; | |
4978 | count |= segp->segbytes; | |
4979 | addr = segp->segdata; | |
1da177e4 | 4980 | |
5c04a7b8 | 4981 | if ((!sg_count) && (pcurrSCCB->Sccb_SGoffset)) { |
5c04a7b8 AD |
4982 | addr += |
4983 | ((count & 0x00FFFFFFL) - pcurrSCCB->Sccb_SGoffset); | |
4984 | count = | |
4985 | (count & 0xFF000000L) | pcurrSCCB->Sccb_SGoffset; | |
5c04a7b8 AD |
4986 | tmpSGCnt = count & 0x00FFFFFFL; |
4987 | } | |
1da177e4 | 4988 | |
5c04a7b8 AD |
4989 | WR_HARP32(p_port, reg_offset, addr); |
4990 | reg_offset += 4; | |
1da177e4 | 4991 | |
5c04a7b8 AD |
4992 | WR_HARP32(p_port, reg_offset, count); |
4993 | reg_offset += 4; | |
1da177e4 | 4994 | |
5c04a7b8 AD |
4995 | count &= 0xFF000000L; |
4996 | sg_index++; | |
4997 | sg_count++; | |
1da177e4 | 4998 | |
5c04a7b8 | 4999 | } /*End While */ |
1da177e4 | 5000 | |
5c04a7b8 | 5001 | pcurrSCCB->Sccb_XferCnt = tmpSGCnt; |
1da177e4 | 5002 | |
5c04a7b8 | 5003 | WR_HARPOON(p_port + hp_sg_addr, (sg_count << 4)); |
1da177e4 | 5004 | |
5c04a7b8 | 5005 | if (pcurrSCCB->Sccb_XferState & F_HOST_XFER_DIR) { |
1da177e4 | 5006 | |
5c04a7b8 | 5007 | WR_HARP32(p_port, hp_xfercnt_0, tmpSGCnt); |
1da177e4 | 5008 | |
5c04a7b8 AD |
5009 | WR_HARPOON(p_port + hp_portctrl_0, |
5010 | (DMA_PORT | SCSI_PORT | SCSI_INBIT)); | |
5011 | WR_HARPOON(p_port + hp_scsisig, S_DATAI_PH); | |
5012 | } | |
1da177e4 | 5013 | |
5c04a7b8 | 5014 | else { |
1da177e4 | 5015 | |
5c04a7b8 AD |
5016 | if ((!(RD_HARPOON(p_port + hp_synctarg_0) & NARROW_SCSI)) && |
5017 | (tmpSGCnt & 0x000000001)) { | |
1da177e4 | 5018 | |
5c04a7b8 AD |
5019 | pcurrSCCB->Sccb_XferState |= F_ODD_BALL_CNT; |
5020 | tmpSGCnt--; | |
5021 | } | |
1da177e4 | 5022 | |
5c04a7b8 | 5023 | WR_HARP32(p_port, hp_xfercnt_0, tmpSGCnt); |
1da177e4 | 5024 | |
5c04a7b8 AD |
5025 | WR_HARPOON(p_port + hp_portctrl_0, |
5026 | (SCSI_PORT | DMA_PORT | DMA_RD)); | |
5027 | WR_HARPOON(p_port + hp_scsisig, S_DATAO_PH); | |
5028 | } | |
1da177e4 | 5029 | |
5c04a7b8 | 5030 | WR_HARPOON(p_port + hp_page_ctrl, (unsigned char)(i | SCATTER_EN)); |
1da177e4 LT |
5031 | |
5032 | } | |
5033 | ||
1da177e4 LT |
5034 | /*--------------------------------------------------------------------- |
5035 | * | |
5036 | * Function: BusMaster Data Transfer Start | |
5037 | * | |
5038 | * Description: | |
5039 | * | |
5040 | *---------------------------------------------------------------------*/ | |
391e2f25 | 5041 | static void FPT_busMstrDataXferStart(u32 p_port, struct sccb *pcurrSCCB) |
1da177e4 | 5042 | { |
391e2f25 | 5043 | u32 addr, count; |
1da177e4 | 5044 | |
5c04a7b8 | 5045 | if (!(pcurrSCCB->Sccb_XferState & F_AUTO_SENSE)) { |
1da177e4 | 5046 | |
5c04a7b8 | 5047 | count = pcurrSCCB->Sccb_XferCnt; |
1da177e4 | 5048 | |
391e2f25 | 5049 | addr = (u32)(unsigned long)pcurrSCCB->DataPointer + pcurrSCCB->Sccb_ATC; |
5c04a7b8 | 5050 | } |
1da177e4 | 5051 | |
5c04a7b8 AD |
5052 | else { |
5053 | addr = pcurrSCCB->SensePointer; | |
5054 | count = pcurrSCCB->RequestSenseLength; | |
1da177e4 | 5055 | |
5c04a7b8 | 5056 | } |
1da177e4 | 5057 | |
5c04a7b8 | 5058 | HP_SETUP_ADDR_CNT(p_port, addr, count); |
1da177e4 | 5059 | |
5c04a7b8 | 5060 | if (pcurrSCCB->Sccb_XferState & F_HOST_XFER_DIR) { |
1da177e4 | 5061 | |
5c04a7b8 AD |
5062 | WR_HARPOON(p_port + hp_portctrl_0, |
5063 | (DMA_PORT | SCSI_PORT | SCSI_INBIT)); | |
5064 | WR_HARPOON(p_port + hp_scsisig, S_DATAI_PH); | |
1da177e4 | 5065 | |
5c04a7b8 AD |
5066 | WR_HARPOON(p_port + hp_xfer_cmd, |
5067 | (XFER_DMA_HOST | XFER_HOST_AUTO | XFER_DMA_8BIT)); | |
5068 | } | |
1da177e4 | 5069 | |
5c04a7b8 | 5070 | else { |
1da177e4 | 5071 | |
5c04a7b8 AD |
5072 | WR_HARPOON(p_port + hp_portctrl_0, |
5073 | (SCSI_PORT | DMA_PORT | DMA_RD)); | |
5074 | WR_HARPOON(p_port + hp_scsisig, S_DATAO_PH); | |
1da177e4 | 5075 | |
5c04a7b8 AD |
5076 | WR_HARPOON(p_port + hp_xfer_cmd, |
5077 | (XFER_HOST_DMA | XFER_HOST_AUTO | XFER_DMA_8BIT)); | |
1da177e4 | 5078 | |
5c04a7b8 | 5079 | } |
1da177e4 LT |
5080 | } |
5081 | ||
1da177e4 LT |
5082 | /*--------------------------------------------------------------------- |
5083 | * | |
5084 | * Function: BusMaster Timeout Handler | |
5085 | * | |
5086 | * Description: This function is called after a bus master command busy time | |
5087 | * out is detected. This routines issue halt state machine | |
5088 | * with a software time out for command busy. If command busy | |
5089 | * is still asserted at the end of the time out, it issues | |
5090 | * hard abort with another software time out. It hard abort | |
5091 | * command busy is also time out, it'll just give up. | |
5092 | * | |
5093 | *---------------------------------------------------------------------*/ | |
391e2f25 | 5094 | static unsigned char FPT_busMstrTimeOut(u32 p_port) |
1da177e4 | 5095 | { |
5c04a7b8 | 5096 | unsigned long timeout; |
1da177e4 | 5097 | |
5c04a7b8 | 5098 | timeout = LONG_WAIT; |
1da177e4 | 5099 | |
5c04a7b8 | 5100 | WR_HARPOON(p_port + hp_sys_ctrl, HALT_MACH); |
1da177e4 | 5101 | |
5c04a7b8 AD |
5102 | while ((!(RD_HARPOON(p_port + hp_ext_status) & CMD_ABORTED)) |
5103 | && timeout--) { | |
5104 | } | |
1da177e4 | 5105 | |
5c04a7b8 AD |
5106 | if (RD_HARPOON(p_port + hp_ext_status) & BM_CMD_BUSY) { |
5107 | WR_HARPOON(p_port + hp_sys_ctrl, HARD_ABORT); | |
1da177e4 | 5108 | |
5c04a7b8 AD |
5109 | timeout = LONG_WAIT; |
5110 | while ((RD_HARPOON(p_port + hp_ext_status) & BM_CMD_BUSY) | |
5111 | && timeout--) { | |
5112 | } | |
5113 | } | |
1da177e4 | 5114 | |
5c04a7b8 | 5115 | RD_HARPOON(p_port + hp_int_status); /*Clear command complete */ |
1da177e4 | 5116 | |
5c04a7b8 | 5117 | if (RD_HARPOON(p_port + hp_ext_status) & BM_CMD_BUSY) { |
5c1b85e2 | 5118 | return 1; |
5c04a7b8 | 5119 | } |
1da177e4 | 5120 | |
5c04a7b8 | 5121 | else { |
5c1b85e2 | 5122 | return 0; |
5c04a7b8 | 5123 | } |
1da177e4 LT |
5124 | } |
5125 | ||
1da177e4 LT |
5126 | /*--------------------------------------------------------------------- |
5127 | * | |
5128 | * Function: Host Data Transfer Abort | |
5129 | * | |
5130 | * Description: Abort any in progress transfer. | |
5131 | * | |
5132 | *---------------------------------------------------------------------*/ | |
391e2f25 | 5133 | static void FPT_hostDataXferAbort(u32 port, unsigned char p_card, |
5c04a7b8 | 5134 | struct sccb *pCurrSCCB) |
1da177e4 LT |
5135 | { |
5136 | ||
5c04a7b8 AD |
5137 | unsigned long timeout; |
5138 | unsigned long remain_cnt; | |
391e2f25 KA |
5139 | u32 sg_ptr; |
5140 | struct blogic_sg_seg *segp; | |
1da177e4 | 5141 | |
5c04a7b8 | 5142 | FPT_BL_Card[p_card].globalFlags &= ~F_HOST_XFER_ACT; |
1da177e4 | 5143 | |
5c04a7b8 | 5144 | if (pCurrSCCB->Sccb_XferState & F_AUTO_SENSE) { |
1da177e4 | 5145 | |
5c04a7b8 | 5146 | if (!(RD_HARPOON(port + hp_int_status) & INT_CMD_COMPL)) { |
1da177e4 | 5147 | |
5c04a7b8 AD |
5148 | WR_HARPOON(port + hp_bm_ctrl, |
5149 | (RD_HARPOON(port + hp_bm_ctrl) | | |
5150 | FLUSH_XFER_CNTR)); | |
5151 | timeout = LONG_WAIT; | |
1da177e4 | 5152 | |
5c04a7b8 AD |
5153 | while ((RD_HARPOON(port + hp_ext_status) & BM_CMD_BUSY) |
5154 | && timeout--) { | |
5155 | } | |
1da177e4 | 5156 | |
5c04a7b8 AD |
5157 | WR_HARPOON(port + hp_bm_ctrl, |
5158 | (RD_HARPOON(port + hp_bm_ctrl) & | |
5159 | ~FLUSH_XFER_CNTR)); | |
1da177e4 | 5160 | |
5c04a7b8 | 5161 | if (RD_HARPOON(port + hp_ext_status) & BM_CMD_BUSY) { |
1da177e4 | 5162 | |
5c04a7b8 | 5163 | if (FPT_busMstrTimeOut(port)) { |
1da177e4 | 5164 | |
5c04a7b8 | 5165 | if (pCurrSCCB->HostStatus == 0x00) |
1da177e4 | 5166 | |
5c04a7b8 AD |
5167 | pCurrSCCB->HostStatus = |
5168 | SCCB_BM_ERR; | |
1da177e4 | 5169 | |
5c04a7b8 | 5170 | } |
1da177e4 | 5171 | |
5c04a7b8 AD |
5172 | if (RD_HARPOON(port + hp_int_status) & |
5173 | INT_EXT_STATUS) | |
1da177e4 | 5174 | |
5c04a7b8 AD |
5175 | if (RD_HARPOON(port + hp_ext_status) & |
5176 | BAD_EXT_STATUS) | |
1da177e4 | 5177 | |
5c04a7b8 AD |
5178 | if (pCurrSCCB->HostStatus == |
5179 | 0x00) | |
5180 | { | |
5181 | pCurrSCCB->HostStatus = | |
5182 | SCCB_BM_ERR; | |
5183 | } | |
5184 | } | |
5185 | } | |
5186 | } | |
1da177e4 | 5187 | |
5c04a7b8 | 5188 | else if (pCurrSCCB->Sccb_XferCnt) { |
1da177e4 | 5189 | |
5c04a7b8 | 5190 | if (pCurrSCCB->Sccb_XferState & F_SG_XFER) { |
1da177e4 | 5191 | |
5c04a7b8 AD |
5192 | WR_HARPOON(port + hp_page_ctrl, |
5193 | (RD_HARPOON(port + hp_page_ctrl) & | |
5194 | ~SCATTER_EN)); | |
1da177e4 | 5195 | |
5c04a7b8 | 5196 | WR_HARPOON(port + hp_sg_addr, 0x00); |
1da177e4 | 5197 | |
5c04a7b8 | 5198 | sg_ptr = pCurrSCCB->Sccb_sgseg + SG_BUF_CNT; |
1da177e4 | 5199 | |
5c04a7b8 AD |
5200 | if (sg_ptr > |
5201 | (unsigned int)(pCurrSCCB->DataLength / | |
5202 | SG_ELEMENT_SIZE)) { | |
1da177e4 | 5203 | |
391e2f25 KA |
5204 | sg_ptr = (u32)(pCurrSCCB->DataLength / |
5205 | SG_ELEMENT_SIZE); | |
5c04a7b8 | 5206 | } |
1da177e4 | 5207 | |
5c04a7b8 | 5208 | remain_cnt = pCurrSCCB->Sccb_XferCnt; |
1da177e4 | 5209 | |
5c04a7b8 | 5210 | while (remain_cnt < 0x01000000L) { |
1da177e4 | 5211 | |
5c04a7b8 | 5212 | sg_ptr--; |
391e2f25 KA |
5213 | segp = (struct blogic_sg_seg *)(pCurrSCCB-> |
5214 | DataPointer) + (sg_ptr * 2); | |
5215 | if (remain_cnt > (unsigned long)segp->segbytes) | |
5c04a7b8 | 5216 | remain_cnt -= |
391e2f25 KA |
5217 | (unsigned long)segp->segbytes; |
5218 | else | |
5c04a7b8 | 5219 | break; |
5c04a7b8 | 5220 | } |
1da177e4 | 5221 | |
5c04a7b8 | 5222 | if (remain_cnt < 0x01000000L) { |
1da177e4 | 5223 | |
5c04a7b8 | 5224 | pCurrSCCB->Sccb_SGoffset = remain_cnt; |
1da177e4 | 5225 | |
5c04a7b8 | 5226 | pCurrSCCB->Sccb_sgseg = (unsigned short)sg_ptr; |
1da177e4 | 5227 | |
5c04a7b8 AD |
5228 | if ((unsigned long)(sg_ptr * SG_ELEMENT_SIZE) == |
5229 | pCurrSCCB->DataLength && (remain_cnt == 0)) | |
1da177e4 | 5230 | |
5c04a7b8 AD |
5231 | pCurrSCCB->Sccb_XferState |= |
5232 | F_ALL_XFERRED; | |
5233 | } | |
1da177e4 | 5234 | |
5c04a7b8 | 5235 | else { |
1da177e4 | 5236 | |
5c04a7b8 | 5237 | if (pCurrSCCB->HostStatus == 0x00) { |
1da177e4 | 5238 | |
5c04a7b8 AD |
5239 | pCurrSCCB->HostStatus = |
5240 | SCCB_GROSS_FW_ERR; | |
5241 | } | |
5242 | } | |
5243 | } | |
1da177e4 | 5244 | |
5c04a7b8 | 5245 | if (!(pCurrSCCB->Sccb_XferState & F_HOST_XFER_DIR)) { |
1da177e4 | 5246 | |
5c04a7b8 | 5247 | if (RD_HARPOON(port + hp_ext_status) & BM_CMD_BUSY) { |
1da177e4 | 5248 | |
5c04a7b8 AD |
5249 | FPT_busMstrTimeOut(port); |
5250 | } | |
1da177e4 | 5251 | |
5c04a7b8 | 5252 | else { |
1da177e4 | 5253 | |
5c04a7b8 AD |
5254 | if (RD_HARPOON(port + hp_int_status) & |
5255 | INT_EXT_STATUS) { | |
1da177e4 | 5256 | |
5c04a7b8 AD |
5257 | if (RD_HARPOON(port + hp_ext_status) & |
5258 | BAD_EXT_STATUS) { | |
1da177e4 | 5259 | |
5c04a7b8 AD |
5260 | if (pCurrSCCB->HostStatus == |
5261 | 0x00) { | |
1da177e4 | 5262 | |
5c04a7b8 AD |
5263 | pCurrSCCB->HostStatus = |
5264 | SCCB_BM_ERR; | |
5265 | } | |
5266 | } | |
5267 | } | |
1da177e4 | 5268 | |
5c04a7b8 AD |
5269 | } |
5270 | } | |
1da177e4 | 5271 | |
5c04a7b8 | 5272 | else { |
1da177e4 | 5273 | |
5c04a7b8 | 5274 | if ((RD_HARPOON(port + hp_fifo_cnt)) >= BM_THRESHOLD) { |
1da177e4 | 5275 | |
5c04a7b8 | 5276 | timeout = SHORT_WAIT; |
1da177e4 | 5277 | |
5c04a7b8 AD |
5278 | while ((RD_HARPOON(port + hp_ext_status) & |
5279 | BM_CMD_BUSY) | |
5280 | && ((RD_HARPOON(port + hp_fifo_cnt)) >= | |
5281 | BM_THRESHOLD) && timeout--) { | |
5282 | } | |
5283 | } | |
1da177e4 | 5284 | |
5c04a7b8 | 5285 | if (RD_HARPOON(port + hp_ext_status) & BM_CMD_BUSY) { |
1da177e4 | 5286 | |
5c04a7b8 AD |
5287 | WR_HARPOON(port + hp_bm_ctrl, |
5288 | (RD_HARPOON(port + hp_bm_ctrl) | | |
5289 | FLUSH_XFER_CNTR)); | |
1da177e4 | 5290 | |
5c04a7b8 | 5291 | timeout = LONG_WAIT; |
1da177e4 | 5292 | |
5c04a7b8 AD |
5293 | while ((RD_HARPOON(port + hp_ext_status) & |
5294 | BM_CMD_BUSY) && timeout--) { | |
5295 | } | |
1da177e4 | 5296 | |
5c04a7b8 AD |
5297 | WR_HARPOON(port + hp_bm_ctrl, |
5298 | (RD_HARPOON(port + hp_bm_ctrl) & | |
5299 | ~FLUSH_XFER_CNTR)); | |
1da177e4 | 5300 | |
5c04a7b8 AD |
5301 | if (RD_HARPOON(port + hp_ext_status) & |
5302 | BM_CMD_BUSY) { | |
1da177e4 | 5303 | |
5c04a7b8 | 5304 | if (pCurrSCCB->HostStatus == 0x00) { |
1da177e4 | 5305 | |
5c04a7b8 AD |
5306 | pCurrSCCB->HostStatus = |
5307 | SCCB_BM_ERR; | |
5308 | } | |
1da177e4 | 5309 | |
5c04a7b8 AD |
5310 | FPT_busMstrTimeOut(port); |
5311 | } | |
5312 | } | |
1da177e4 | 5313 | |
5c04a7b8 | 5314 | if (RD_HARPOON(port + hp_int_status) & INT_EXT_STATUS) { |
1da177e4 | 5315 | |
5c04a7b8 AD |
5316 | if (RD_HARPOON(port + hp_ext_status) & |
5317 | BAD_EXT_STATUS) { | |
1da177e4 | 5318 | |
5c04a7b8 | 5319 | if (pCurrSCCB->HostStatus == 0x00) { |
1da177e4 | 5320 | |
5c04a7b8 AD |
5321 | pCurrSCCB->HostStatus = |
5322 | SCCB_BM_ERR; | |
5323 | } | |
5324 | } | |
5325 | } | |
5326 | } | |
1da177e4 | 5327 | |
5c04a7b8 | 5328 | } |
1da177e4 | 5329 | |
5c04a7b8 | 5330 | else { |
1da177e4 | 5331 | |
5c04a7b8 | 5332 | if (RD_HARPOON(port + hp_ext_status) & BM_CMD_BUSY) { |
1da177e4 | 5333 | |
5c04a7b8 | 5334 | timeout = LONG_WAIT; |
1da177e4 | 5335 | |
5c04a7b8 AD |
5336 | while ((RD_HARPOON(port + hp_ext_status) & BM_CMD_BUSY) |
5337 | && timeout--) { | |
5338 | } | |
1da177e4 | 5339 | |
5c04a7b8 | 5340 | if (RD_HARPOON(port + hp_ext_status) & BM_CMD_BUSY) { |
1da177e4 | 5341 | |
5c04a7b8 | 5342 | if (pCurrSCCB->HostStatus == 0x00) { |
1da177e4 | 5343 | |
5c04a7b8 AD |
5344 | pCurrSCCB->HostStatus = SCCB_BM_ERR; |
5345 | } | |
1da177e4 | 5346 | |
5c04a7b8 AD |
5347 | FPT_busMstrTimeOut(port); |
5348 | } | |
5349 | } | |
1da177e4 | 5350 | |
5c04a7b8 | 5351 | if (RD_HARPOON(port + hp_int_status) & INT_EXT_STATUS) { |
1da177e4 | 5352 | |
5c04a7b8 | 5353 | if (RD_HARPOON(port + hp_ext_status) & BAD_EXT_STATUS) { |
1da177e4 | 5354 | |
5c04a7b8 | 5355 | if (pCurrSCCB->HostStatus == 0x00) { |
1da177e4 | 5356 | |
5c04a7b8 AD |
5357 | pCurrSCCB->HostStatus = SCCB_BM_ERR; |
5358 | } | |
5359 | } | |
1da177e4 | 5360 | |
5c04a7b8 | 5361 | } |
1da177e4 | 5362 | |
5c04a7b8 | 5363 | if (pCurrSCCB->Sccb_XferState & F_SG_XFER) { |
1da177e4 | 5364 | |
5c04a7b8 AD |
5365 | WR_HARPOON(port + hp_page_ctrl, |
5366 | (RD_HARPOON(port + hp_page_ctrl) & | |
5367 | ~SCATTER_EN)); | |
1da177e4 | 5368 | |
5c04a7b8 | 5369 | WR_HARPOON(port + hp_sg_addr, 0x00); |
1da177e4 | 5370 | |
5c04a7b8 | 5371 | pCurrSCCB->Sccb_sgseg += SG_BUF_CNT; |
1da177e4 | 5372 | |
5c04a7b8 | 5373 | pCurrSCCB->Sccb_SGoffset = 0x00; |
1da177e4 | 5374 | |
391e2f25 KA |
5375 | if ((u32)(pCurrSCCB->Sccb_sgseg * SG_ELEMENT_SIZE) >= |
5376 | pCurrSCCB->DataLength) { | |
1da177e4 | 5377 | |
5c04a7b8 | 5378 | pCurrSCCB->Sccb_XferState |= F_ALL_XFERRED; |
5c04a7b8 AD |
5379 | pCurrSCCB->Sccb_sgseg = |
5380 | (unsigned short)(pCurrSCCB->DataLength / | |
5381 | SG_ELEMENT_SIZE); | |
5c04a7b8 AD |
5382 | } |
5383 | } | |
1da177e4 | 5384 | |
5c04a7b8 | 5385 | else { |
5c04a7b8 | 5386 | if (!(pCurrSCCB->Sccb_XferState & F_AUTO_SENSE)) |
5c04a7b8 AD |
5387 | pCurrSCCB->Sccb_XferState |= F_ALL_XFERRED; |
5388 | } | |
5389 | } | |
1da177e4 | 5390 | |
5c04a7b8 | 5391 | WR_HARPOON(port + hp_int_mask, (INT_CMD_COMPL | SCSI_INTERRUPT)); |
1da177e4 LT |
5392 | } |
5393 | ||
1da177e4 LT |
5394 | /*--------------------------------------------------------------------- |
5395 | * | |
5396 | * Function: Host Data Transfer Restart | |
5397 | * | |
5398 | * Description: Reset the available count due to a restore data | |
5399 | * pointers message. | |
5400 | * | |
5401 | *---------------------------------------------------------------------*/ | |
5c04a7b8 | 5402 | static void FPT_hostDataXferRestart(struct sccb *currSCCB) |
1da177e4 | 5403 | { |
5c04a7b8 AD |
5404 | unsigned long data_count; |
5405 | unsigned int sg_index; | |
391e2f25 | 5406 | struct blogic_sg_seg *segp; |
1da177e4 | 5407 | |
5c04a7b8 | 5408 | if (currSCCB->Sccb_XferState & F_SG_XFER) { |
1da177e4 | 5409 | |
5c04a7b8 | 5410 | currSCCB->Sccb_XferCnt = 0; |
1da177e4 | 5411 | |
5c04a7b8 | 5412 | sg_index = 0xffff; /*Index by long words into sg list. */ |
391e2f25 | 5413 | data_count = 0; /*Running count of SG xfer counts. */ |
1da177e4 | 5414 | |
1da177e4 | 5415 | |
5c04a7b8 | 5416 | while (data_count < currSCCB->Sccb_ATC) { |
1da177e4 | 5417 | |
5c04a7b8 | 5418 | sg_index++; |
391e2f25 KA |
5419 | segp = (struct blogic_sg_seg *)(currSCCB->DataPointer) + |
5420 | (sg_index * 2); | |
5421 | data_count += segp->segbytes; | |
5c04a7b8 | 5422 | } |
1da177e4 | 5423 | |
5c04a7b8 | 5424 | if (data_count == currSCCB->Sccb_ATC) { |
1da177e4 | 5425 | |
5c04a7b8 AD |
5426 | currSCCB->Sccb_SGoffset = 0; |
5427 | sg_index++; | |
5428 | } | |
1da177e4 | 5429 | |
5c04a7b8 AD |
5430 | else { |
5431 | currSCCB->Sccb_SGoffset = | |
5432 | data_count - currSCCB->Sccb_ATC; | |
5433 | } | |
1da177e4 | 5434 | |
5c04a7b8 AD |
5435 | currSCCB->Sccb_sgseg = (unsigned short)sg_index; |
5436 | } | |
1da177e4 | 5437 | |
5c04a7b8 AD |
5438 | else { |
5439 | currSCCB->Sccb_XferCnt = | |
5440 | currSCCB->DataLength - currSCCB->Sccb_ATC; | |
5441 | } | |
1da177e4 | 5442 | } |
1da177e4 | 5443 | |
1da177e4 LT |
5444 | /*--------------------------------------------------------------------- |
5445 | * | |
47b5d69c | 5446 | * Function: FPT_scini |
1da177e4 LT |
5447 | * |
5448 | * Description: Setup all data structures necessary for SCAM selection. | |
5449 | * | |
5450 | *---------------------------------------------------------------------*/ | |
5451 | ||
5c04a7b8 AD |
5452 | static void FPT_scini(unsigned char p_card, unsigned char p_our_id, |
5453 | unsigned char p_power_up) | |
1da177e4 LT |
5454 | { |
5455 | ||
5c04a7b8 | 5456 | unsigned char loser, assigned_id; |
391e2f25 | 5457 | u32 p_port; |
1da177e4 | 5458 | |
5c04a7b8 AD |
5459 | unsigned char i, k, ScamFlg; |
5460 | struct sccb_card *currCard; | |
5461 | struct nvram_info *pCurrNvRam; | |
1da177e4 | 5462 | |
5c04a7b8 AD |
5463 | currCard = &FPT_BL_Card[p_card]; |
5464 | p_port = currCard->ioPort; | |
1da177e4 LT |
5465 | pCurrNvRam = currCard->pNvRamInfo; |
5466 | ||
5c04a7b8 | 5467 | if (pCurrNvRam) { |
1da177e4 LT |
5468 | ScamFlg = pCurrNvRam->niScamConf; |
5469 | i = pCurrNvRam->niSysConf; | |
5c04a7b8 AD |
5470 | } else { |
5471 | ScamFlg = | |
5472 | (unsigned char)FPT_utilEERead(p_port, SCAM_CONFIG / 2); | |
5473 | i = (unsigned | |
5474 | char)(FPT_utilEERead(p_port, (SYSTEM_CONFIG / 2))); | |
1da177e4 | 5475 | } |
5c04a7b8 | 5476 | if (!(i & 0x02)) /* check if reset bus in AutoSCSI parameter set */ |
1da177e4 LT |
5477 | return; |
5478 | ||
5c04a7b8 | 5479 | FPT_inisci(p_card, p_port, p_our_id); |
1da177e4 | 5480 | |
5c04a7b8 AD |
5481 | /* Force to wait 1 sec after SCSI bus reset. Some SCAM device FW |
5482 | too slow to return to SCAM selection */ | |
1da177e4 | 5483 | |
5c04a7b8 AD |
5484 | /* if (p_power_up) |
5485 | FPT_Wait1Second(p_port); | |
5486 | else | |
5487 | FPT_Wait(p_port, TO_250ms); */ | |
1da177e4 | 5488 | |
5c04a7b8 | 5489 | FPT_Wait1Second(p_port); |
1da177e4 | 5490 | |
5c04a7b8 AD |
5491 | if ((ScamFlg & SCAM_ENABLED) && (ScamFlg & SCAM_LEVEL2)) { |
5492 | while (!(FPT_scarb(p_port, INIT_SELTD))) { | |
5493 | } | |
1da177e4 | 5494 | |
5c04a7b8 | 5495 | FPT_scsel(p_port); |
1da177e4 | 5496 | |
5c04a7b8 AD |
5497 | do { |
5498 | FPT_scxferc(p_port, SYNC_PTRN); | |
5499 | FPT_scxferc(p_port, DOM_MSTR); | |
5500 | loser = | |
5501 | FPT_scsendi(p_port, | |
5502 | &FPT_scamInfo[p_our_id].id_string[0]); | |
5503 | } while (loser == 0xFF); | |
1da177e4 | 5504 | |
5c04a7b8 | 5505 | FPT_scbusf(p_port); |
1da177e4 | 5506 | |
5c04a7b8 AD |
5507 | if ((p_power_up) && (!loser)) { |
5508 | FPT_sresb(p_port, p_card); | |
5509 | FPT_Wait(p_port, TO_250ms); | |
1da177e4 | 5510 | |
5c04a7b8 AD |
5511 | while (!(FPT_scarb(p_port, INIT_SELTD))) { |
5512 | } | |
1da177e4 | 5513 | |
5c04a7b8 | 5514 | FPT_scsel(p_port); |
1da177e4 | 5515 | |
5c04a7b8 AD |
5516 | do { |
5517 | FPT_scxferc(p_port, SYNC_PTRN); | |
5518 | FPT_scxferc(p_port, DOM_MSTR); | |
5519 | loser = | |
5520 | FPT_scsendi(p_port, | |
5521 | &FPT_scamInfo[p_our_id]. | |
5522 | id_string[0]); | |
5523 | } while (loser == 0xFF); | |
1da177e4 | 5524 | |
5c04a7b8 AD |
5525 | FPT_scbusf(p_port); |
5526 | } | |
5527 | } | |
1da177e4 | 5528 | |
5c04a7b8 AD |
5529 | else { |
5530 | loser = 0; | |
5531 | } | |
1da177e4 | 5532 | |
5c04a7b8 AD |
5533 | if (!loser) { |
5534 | ||
5535 | FPT_scamInfo[p_our_id].state = ID_ASSIGNED; | |
5536 | ||
5537 | if (ScamFlg & SCAM_ENABLED) { | |
5538 | ||
5539 | for (i = 0; i < MAX_SCSI_TAR; i++) { | |
5540 | if ((FPT_scamInfo[i].state == ID_UNASSIGNED) || | |
5541 | (FPT_scamInfo[i].state == ID_UNUSED)) { | |
5542 | if (FPT_scsell(p_port, i)) { | |
5543 | FPT_scamInfo[i].state = LEGACY; | |
5544 | if ((FPT_scamInfo[i]. | |
5545 | id_string[0] != 0xFF) | |
5546 | || (FPT_scamInfo[i]. | |
5547 | id_string[1] != 0xFA)) { | |
5548 | ||
5549 | FPT_scamInfo[i]. | |
5550 | id_string[0] = 0xFF; | |
5551 | FPT_scamInfo[i]. | |
5552 | id_string[1] = 0xFA; | |
5553 | if (pCurrNvRam == NULL) | |
5554 | currCard-> | |
5555 | globalFlags | |
5556 | |= | |
5557 | F_UPDATE_EEPROM; | |
5558 | } | |
5559 | } | |
5560 | } | |
5561 | } | |
1da177e4 | 5562 | |
5c04a7b8 AD |
5563 | FPT_sresb(p_port, p_card); |
5564 | FPT_Wait1Second(p_port); | |
5565 | while (!(FPT_scarb(p_port, INIT_SELTD))) { | |
5566 | } | |
5567 | FPT_scsel(p_port); | |
5568 | FPT_scasid(p_card, p_port); | |
5569 | } | |
1da177e4 | 5570 | |
5c04a7b8 | 5571 | } |
1da177e4 | 5572 | |
5c04a7b8 AD |
5573 | else if ((loser) && (ScamFlg & SCAM_ENABLED)) { |
5574 | FPT_scamInfo[p_our_id].id_string[0] = SLV_TYPE_CODE0; | |
5575 | assigned_id = 0; | |
5576 | FPT_scwtsel(p_port); | |
1da177e4 | 5577 | |
5c04a7b8 AD |
5578 | do { |
5579 | while (FPT_scxferc(p_port, 0x00) != SYNC_PTRN) { | |
5580 | } | |
1da177e4 | 5581 | |
5c04a7b8 AD |
5582 | i = FPT_scxferc(p_port, 0x00); |
5583 | if (i == ASSIGN_ID) { | |
5584 | if (! | |
5585 | (FPT_scsendi | |
5586 | (p_port, | |
5587 | &FPT_scamInfo[p_our_id].id_string[0]))) { | |
5588 | i = FPT_scxferc(p_port, 0x00); | |
5589 | if (FPT_scvalq(i)) { | |
5590 | k = FPT_scxferc(p_port, 0x00); | |
5591 | ||
5592 | if (FPT_scvalq(k)) { | |
5593 | currCard->ourId = | |
5594 | ((unsigned char)(i | |
5595 | << | |
5596 | 3) | |
5597 | + | |
5598 | (k & | |
5599 | (unsigned char)7)) | |
5600 | & (unsigned char) | |
5601 | 0x3F; | |
5602 | FPT_inisci(p_card, | |
5603 | p_port, | |
5604 | p_our_id); | |
5605 | FPT_scamInfo[currCard-> | |
5606 | ourId]. | |
5607 | state = ID_ASSIGNED; | |
5608 | FPT_scamInfo[currCard-> | |
5609 | ourId]. | |
5610 | id_string[0] | |
5611 | = SLV_TYPE_CODE0; | |
5612 | assigned_id = 1; | |
5613 | } | |
5614 | } | |
5615 | } | |
5616 | } | |
1da177e4 | 5617 | |
5c04a7b8 AD |
5618 | else if (i == SET_P_FLAG) { |
5619 | if (!(FPT_scsendi(p_port, | |
5620 | &FPT_scamInfo[p_our_id]. | |
5621 | id_string[0]))) | |
5622 | FPT_scamInfo[p_our_id].id_string[0] |= | |
5623 | 0x80; | |
5624 | } | |
5625 | } while (!assigned_id); | |
1da177e4 | 5626 | |
5c04a7b8 AD |
5627 | while (FPT_scxferc(p_port, 0x00) != CFG_CMPLT) { |
5628 | } | |
5629 | } | |
1da177e4 | 5630 | |
5c04a7b8 AD |
5631 | if (ScamFlg & SCAM_ENABLED) { |
5632 | FPT_scbusf(p_port); | |
5633 | if (currCard->globalFlags & F_UPDATE_EEPROM) { | |
5634 | FPT_scsavdi(p_card, p_port); | |
5635 | currCard->globalFlags &= ~F_UPDATE_EEPROM; | |
5636 | } | |
5637 | } | |
1da177e4 | 5638 | |
1da177e4 LT |
5639 | /* |
5640 | for (i=0,k=0; i < MAX_SCSI_TAR; i++) | |
5641 | { | |
47b5d69c JB |
5642 | if ((FPT_scamInfo[i].state == ID_ASSIGNED) || |
5643 | (FPT_scamInfo[i].state == LEGACY)) | |
1da177e4 LT |
5644 | k++; |
5645 | } | |
5646 | ||
5647 | if (k==2) | |
5648 | currCard->globalFlags |= F_SINGLE_DEVICE; | |
5649 | else | |
5650 | currCard->globalFlags &= ~F_SINGLE_DEVICE; | |
5651 | */ | |
5652 | } | |
5653 | ||
1da177e4 LT |
5654 | /*--------------------------------------------------------------------- |
5655 | * | |
47b5d69c | 5656 | * Function: FPT_scarb |
1da177e4 LT |
5657 | * |
5658 | * Description: Gain control of the bus and wait SCAM select time (250ms) | |
5659 | * | |
5660 | *---------------------------------------------------------------------*/ | |
5661 | ||
391e2f25 | 5662 | static int FPT_scarb(u32 p_port, unsigned char p_sel_type) |
1da177e4 | 5663 | { |
5c04a7b8 | 5664 | if (p_sel_type == INIT_SELTD) { |
1da177e4 | 5665 | |
5c04a7b8 AD |
5666 | while (RD_HARPOON(p_port + hp_scsisig) & (SCSI_SEL | SCSI_BSY)) { |
5667 | } | |
1da177e4 | 5668 | |
5c04a7b8 | 5669 | if (RD_HARPOON(p_port + hp_scsisig) & SCSI_SEL) |
5c1b85e2 | 5670 | return 0; |
1da177e4 | 5671 | |
5c04a7b8 | 5672 | if (RD_HARPOON(p_port + hp_scsidata_0) != 00) |
5c1b85e2 | 5673 | return 0; |
1da177e4 | 5674 | |
5c04a7b8 AD |
5675 | WR_HARPOON(p_port + hp_scsisig, |
5676 | (RD_HARPOON(p_port + hp_scsisig) | SCSI_BSY)); | |
1da177e4 | 5677 | |
5c04a7b8 | 5678 | if (RD_HARPOON(p_port + hp_scsisig) & SCSI_SEL) { |
1da177e4 | 5679 | |
5c04a7b8 AD |
5680 | WR_HARPOON(p_port + hp_scsisig, |
5681 | (RD_HARPOON(p_port + hp_scsisig) & | |
5682 | ~SCSI_BSY)); | |
5c1b85e2 | 5683 | return 0; |
5c04a7b8 | 5684 | } |
1da177e4 | 5685 | |
5c04a7b8 AD |
5686 | WR_HARPOON(p_port + hp_scsisig, |
5687 | (RD_HARPOON(p_port + hp_scsisig) | SCSI_SEL)); | |
1da177e4 | 5688 | |
5c04a7b8 | 5689 | if (RD_HARPOON(p_port + hp_scsidata_0) != 00) { |
1da177e4 | 5690 | |
5c04a7b8 AD |
5691 | WR_HARPOON(p_port + hp_scsisig, |
5692 | (RD_HARPOON(p_port + hp_scsisig) & | |
5693 | ~(SCSI_BSY | SCSI_SEL))); | |
5c1b85e2 | 5694 | return 0; |
5c04a7b8 AD |
5695 | } |
5696 | } | |
1da177e4 | 5697 | |
5c04a7b8 AD |
5698 | WR_HARPOON(p_port + hp_clkctrl_0, (RD_HARPOON(p_port + hp_clkctrl_0) |
5699 | & ~ACTdeassert)); | |
5700 | WR_HARPOON(p_port + hp_scsireset, SCAM_EN); | |
5701 | WR_HARPOON(p_port + hp_scsidata_0, 0x00); | |
5702 | WR_HARPOON(p_port + hp_scsidata_1, 0x00); | |
5703 | WR_HARPOON(p_port + hp_portctrl_0, SCSI_BUS_EN); | |
1da177e4 | 5704 | |
5c04a7b8 AD |
5705 | WR_HARPOON(p_port + hp_scsisig, |
5706 | (RD_HARPOON(p_port + hp_scsisig) | SCSI_MSG)); | |
1da177e4 | 5707 | |
5c04a7b8 AD |
5708 | WR_HARPOON(p_port + hp_scsisig, (RD_HARPOON(p_port + hp_scsisig) |
5709 | & ~SCSI_BSY)); | |
1da177e4 | 5710 | |
5c04a7b8 | 5711 | FPT_Wait(p_port, TO_250ms); |
1da177e4 | 5712 | |
5c1b85e2 | 5713 | return 1; |
1da177e4 LT |
5714 | } |
5715 | ||
1da177e4 LT |
5716 | /*--------------------------------------------------------------------- |
5717 | * | |
47b5d69c | 5718 | * Function: FPT_scbusf |
1da177e4 LT |
5719 | * |
5720 | * Description: Release the SCSI bus and disable SCAM selection. | |
5721 | * | |
5722 | *---------------------------------------------------------------------*/ | |
5723 | ||
391e2f25 | 5724 | static void FPT_scbusf(u32 p_port) |
1da177e4 | 5725 | { |
5c04a7b8 AD |
5726 | WR_HARPOON(p_port + hp_page_ctrl, |
5727 | (RD_HARPOON(p_port + hp_page_ctrl) | G_INT_DISABLE)); | |
1da177e4 | 5728 | |
5c04a7b8 | 5729 | WR_HARPOON(p_port + hp_scsidata_0, 0x00); |
1da177e4 | 5730 | |
5c04a7b8 AD |
5731 | WR_HARPOON(p_port + hp_portctrl_0, (RD_HARPOON(p_port + hp_portctrl_0) |
5732 | & ~SCSI_BUS_EN)); | |
1da177e4 | 5733 | |
5c04a7b8 | 5734 | WR_HARPOON(p_port + hp_scsisig, 0x00); |
1da177e4 | 5735 | |
5c04a7b8 AD |
5736 | WR_HARPOON(p_port + hp_scsireset, (RD_HARPOON(p_port + hp_scsireset) |
5737 | & ~SCAM_EN)); | |
1da177e4 | 5738 | |
5c04a7b8 AD |
5739 | WR_HARPOON(p_port + hp_clkctrl_0, (RD_HARPOON(p_port + hp_clkctrl_0) |
5740 | | ACTdeassert)); | |
1da177e4 | 5741 | |
5c04a7b8 | 5742 | WRW_HARPOON((p_port + hp_intstat), (BUS_FREE | AUTO_INT | SCAM_SEL)); |
1da177e4 | 5743 | |
5c04a7b8 AD |
5744 | WR_HARPOON(p_port + hp_page_ctrl, |
5745 | (RD_HARPOON(p_port + hp_page_ctrl) & ~G_INT_DISABLE)); | |
1da177e4 LT |
5746 | } |
5747 | ||
1da177e4 LT |
5748 | /*--------------------------------------------------------------------- |
5749 | * | |
47b5d69c | 5750 | * Function: FPT_scasid |
1da177e4 LT |
5751 | * |
5752 | * Description: Assign an ID to all the SCAM devices. | |
5753 | * | |
5754 | *---------------------------------------------------------------------*/ | |
5755 | ||
391e2f25 | 5756 | static void FPT_scasid(unsigned char p_card, u32 p_port) |
1da177e4 | 5757 | { |
5c04a7b8 | 5758 | unsigned char temp_id_string[ID_STRING_LENGTH]; |
1da177e4 | 5759 | |
5c04a7b8 | 5760 | unsigned char i, k, scam_id; |
db038cf8 | 5761 | unsigned char crcBytes[3]; |
5c04a7b8 AD |
5762 | struct nvram_info *pCurrNvRam; |
5763 | unsigned short *pCrcBytes; | |
1da177e4 | 5764 | |
47b5d69c | 5765 | pCurrNvRam = FPT_BL_Card[p_card].pNvRamInfo; |
1da177e4 | 5766 | |
5c04a7b8 | 5767 | i = 0; |
1da177e4 | 5768 | |
5c04a7b8 | 5769 | while (!i) { |
1da177e4 | 5770 | |
5c04a7b8 AD |
5771 | for (k = 0; k < ID_STRING_LENGTH; k++) { |
5772 | temp_id_string[k] = (unsigned char)0x00; | |
5773 | } | |
1da177e4 | 5774 | |
5c04a7b8 AD |
5775 | FPT_scxferc(p_port, SYNC_PTRN); |
5776 | FPT_scxferc(p_port, ASSIGN_ID); | |
1da177e4 | 5777 | |
5c04a7b8 AD |
5778 | if (!(FPT_sciso(p_port, &temp_id_string[0]))) { |
5779 | if (pCurrNvRam) { | |
fd1e29ed | 5780 | pCrcBytes = (unsigned short *)&crcBytes[0]; |
47b5d69c JB |
5781 | *pCrcBytes = FPT_CalcCrc16(&temp_id_string[0]); |
5782 | crcBytes[2] = FPT_CalcLrc(&temp_id_string[0]); | |
1da177e4 LT |
5783 | temp_id_string[1] = crcBytes[2]; |
5784 | temp_id_string[2] = crcBytes[0]; | |
5785 | temp_id_string[3] = crcBytes[1]; | |
5c04a7b8 AD |
5786 | for (k = 4; k < ID_STRING_LENGTH; k++) |
5787 | temp_id_string[k] = (unsigned char)0x00; | |
1da177e4 | 5788 | } |
5c04a7b8 | 5789 | i = FPT_scmachid(p_card, temp_id_string); |
1da177e4 | 5790 | |
5c04a7b8 AD |
5791 | if (i == CLR_PRIORITY) { |
5792 | FPT_scxferc(p_port, MISC_CODE); | |
5793 | FPT_scxferc(p_port, CLR_P_FLAG); | |
5794 | i = 0; /*Not the last ID yet. */ | |
5795 | } | |
1da177e4 | 5796 | |
5c04a7b8 AD |
5797 | else if (i != NO_ID_AVAIL) { |
5798 | if (i < 8) | |
5799 | FPT_scxferc(p_port, ID_0_7); | |
5800 | else | |
5801 | FPT_scxferc(p_port, ID_8_F); | |
1da177e4 | 5802 | |
5c04a7b8 | 5803 | scam_id = (i & (unsigned char)0x07); |
1da177e4 | 5804 | |
5c04a7b8 AD |
5805 | for (k = 1; k < 0x08; k <<= 1) |
5806 | if (!(k & i)) | |
5807 | scam_id += 0x08; /*Count number of zeros in DB0-3. */ | |
1da177e4 | 5808 | |
5c04a7b8 | 5809 | FPT_scxferc(p_port, scam_id); |
1da177e4 | 5810 | |
5c04a7b8 AD |
5811 | i = 0; /*Not the last ID yet. */ |
5812 | } | |
5813 | } | |
1da177e4 | 5814 | |
5c04a7b8 AD |
5815 | else { |
5816 | i = 1; | |
5817 | } | |
1da177e4 | 5818 | |
5c04a7b8 | 5819 | } /*End while */ |
1da177e4 | 5820 | |
5c04a7b8 AD |
5821 | FPT_scxferc(p_port, SYNC_PTRN); |
5822 | FPT_scxferc(p_port, CFG_CMPLT); | |
1da177e4 LT |
5823 | } |
5824 | ||
1da177e4 LT |
5825 | /*--------------------------------------------------------------------- |
5826 | * | |
47b5d69c | 5827 | * Function: FPT_scsel |
1da177e4 LT |
5828 | * |
5829 | * Description: Select all the SCAM devices. | |
5830 | * | |
5831 | *---------------------------------------------------------------------*/ | |
5832 | ||
391e2f25 | 5833 | static void FPT_scsel(u32 p_port) |
1da177e4 LT |
5834 | { |
5835 | ||
5c04a7b8 AD |
5836 | WR_HARPOON(p_port + hp_scsisig, SCSI_SEL); |
5837 | FPT_scwiros(p_port, SCSI_MSG); | |
1da177e4 | 5838 | |
5c04a7b8 | 5839 | WR_HARPOON(p_port + hp_scsisig, (SCSI_SEL | SCSI_BSY)); |
1da177e4 | 5840 | |
5c04a7b8 AD |
5841 | WR_HARPOON(p_port + hp_scsisig, |
5842 | (SCSI_SEL | SCSI_BSY | SCSI_IOBIT | SCSI_CD)); | |
5843 | WR_HARPOON(p_port + hp_scsidata_0, | |
5844 | (unsigned char)(RD_HARPOON(p_port + hp_scsidata_0) | | |
5845 | (unsigned char)(BIT(7) + BIT(6)))); | |
1da177e4 | 5846 | |
5c04a7b8 AD |
5847 | WR_HARPOON(p_port + hp_scsisig, (SCSI_BSY | SCSI_IOBIT | SCSI_CD)); |
5848 | FPT_scwiros(p_port, SCSI_SEL); | |
1da177e4 | 5849 | |
5c04a7b8 AD |
5850 | WR_HARPOON(p_port + hp_scsidata_0, |
5851 | (unsigned char)(RD_HARPOON(p_port + hp_scsidata_0) & | |
5852 | ~(unsigned char)BIT(6))); | |
5853 | FPT_scwirod(p_port, BIT(6)); | |
1da177e4 | 5854 | |
5c04a7b8 AD |
5855 | WR_HARPOON(p_port + hp_scsisig, |
5856 | (SCSI_SEL | SCSI_BSY | SCSI_IOBIT | SCSI_CD)); | |
1da177e4 LT |
5857 | } |
5858 | ||
1da177e4 LT |
5859 | /*--------------------------------------------------------------------- |
5860 | * | |
47b5d69c | 5861 | * Function: FPT_scxferc |
1da177e4 LT |
5862 | * |
5863 | * Description: Handshake the p_data (DB4-0) across the bus. | |
5864 | * | |
5865 | *---------------------------------------------------------------------*/ | |
5866 | ||
391e2f25 | 5867 | static unsigned char FPT_scxferc(u32 p_port, unsigned char p_data) |
1da177e4 | 5868 | { |
5c04a7b8 | 5869 | unsigned char curr_data, ret_data; |
1da177e4 | 5870 | |
5c04a7b8 | 5871 | curr_data = p_data | BIT(7) | BIT(5); /*Start with DB7 & DB5 asserted. */ |
1da177e4 | 5872 | |
5c04a7b8 | 5873 | WR_HARPOON(p_port + hp_scsidata_0, curr_data); |
1da177e4 | 5874 | |
5c04a7b8 | 5875 | curr_data &= ~BIT(7); |
1da177e4 | 5876 | |
5c04a7b8 | 5877 | WR_HARPOON(p_port + hp_scsidata_0, curr_data); |
1da177e4 | 5878 | |
5c04a7b8 AD |
5879 | FPT_scwirod(p_port, BIT(7)); /*Wait for DB7 to be released. */ |
5880 | while (!(RD_HARPOON(p_port + hp_scsidata_0) & BIT(5))) ; | |
1da177e4 | 5881 | |
5c04a7b8 | 5882 | ret_data = (RD_HARPOON(p_port + hp_scsidata_0) & (unsigned char)0x1F); |
1da177e4 | 5883 | |
5c04a7b8 | 5884 | curr_data |= BIT(6); |
1da177e4 | 5885 | |
5c04a7b8 | 5886 | WR_HARPOON(p_port + hp_scsidata_0, curr_data); |
1da177e4 | 5887 | |
5c04a7b8 | 5888 | curr_data &= ~BIT(5); |
1da177e4 | 5889 | |
5c04a7b8 | 5890 | WR_HARPOON(p_port + hp_scsidata_0, curr_data); |
1da177e4 | 5891 | |
5c04a7b8 | 5892 | FPT_scwirod(p_port, BIT(5)); /*Wait for DB5 to be released. */ |
1da177e4 | 5893 | |
5c04a7b8 AD |
5894 | curr_data &= ~(BIT(4) | BIT(3) | BIT(2) | BIT(1) | BIT(0)); /*Release data bits */ |
5895 | curr_data |= BIT(7); | |
1da177e4 | 5896 | |
5c04a7b8 | 5897 | WR_HARPOON(p_port + hp_scsidata_0, curr_data); |
1da177e4 | 5898 | |
5c04a7b8 | 5899 | curr_data &= ~BIT(6); |
1da177e4 | 5900 | |
5c04a7b8 | 5901 | WR_HARPOON(p_port + hp_scsidata_0, curr_data); |
1da177e4 | 5902 | |
5c04a7b8 | 5903 | FPT_scwirod(p_port, BIT(6)); /*Wait for DB6 to be released. */ |
1da177e4 | 5904 | |
5c1b85e2 | 5905 | return ret_data; |
1da177e4 LT |
5906 | } |
5907 | ||
1da177e4 LT |
5908 | /*--------------------------------------------------------------------- |
5909 | * | |
47b5d69c | 5910 | * Function: FPT_scsendi |
1da177e4 LT |
5911 | * |
5912 | * Description: Transfer our Identification string to determine if we | |
5913 | * will be the dominant master. | |
5914 | * | |
5915 | *---------------------------------------------------------------------*/ | |
5916 | ||
391e2f25 | 5917 | static unsigned char FPT_scsendi(u32 p_port, unsigned char p_id_string[]) |
1da177e4 | 5918 | { |
5c04a7b8 | 5919 | unsigned char ret_data, byte_cnt, bit_cnt, defer; |
1da177e4 | 5920 | |
5c04a7b8 | 5921 | defer = 0; |
1da177e4 | 5922 | |
5c04a7b8 | 5923 | for (byte_cnt = 0; byte_cnt < ID_STRING_LENGTH; byte_cnt++) { |
1da177e4 | 5924 | |
5c04a7b8 | 5925 | for (bit_cnt = 0x80; bit_cnt != 0; bit_cnt >>= 1) { |
1da177e4 | 5926 | |
5c04a7b8 AD |
5927 | if (defer) |
5928 | ret_data = FPT_scxferc(p_port, 00); | |
1da177e4 | 5929 | |
5c04a7b8 | 5930 | else if (p_id_string[byte_cnt] & bit_cnt) |
1da177e4 | 5931 | |
5c04a7b8 | 5932 | ret_data = FPT_scxferc(p_port, 02); |
1da177e4 | 5933 | |
5c04a7b8 | 5934 | else { |
1da177e4 | 5935 | |
5c04a7b8 AD |
5936 | ret_data = FPT_scxferc(p_port, 01); |
5937 | if (ret_data & 02) | |
5938 | defer = 1; | |
5939 | } | |
1da177e4 | 5940 | |
5c04a7b8 | 5941 | if ((ret_data & 0x1C) == 0x10) |
5c1b85e2 | 5942 | return 0x00; /*End of isolation stage, we won! */ |
1da177e4 | 5943 | |
5c04a7b8 | 5944 | if (ret_data & 0x1C) |
5c1b85e2 | 5945 | return 0xFF; |
1da177e4 | 5946 | |
5c04a7b8 | 5947 | if ((defer) && (!(ret_data & 0x1F))) |
5c1b85e2 | 5948 | return 0x01; /*End of isolation stage, we lost. */ |
1da177e4 | 5949 | |
5c04a7b8 | 5950 | } /*bit loop */ |
1da177e4 | 5951 | |
5c04a7b8 | 5952 | } /*byte loop */ |
1da177e4 | 5953 | |
5c04a7b8 | 5954 | if (defer) |
5c1b85e2 | 5955 | return 0x01; /*We lost */ |
5c04a7b8 | 5956 | else |
5c1b85e2 | 5957 | return 0; /*We WON! Yeeessss! */ |
1da177e4 LT |
5958 | } |
5959 | ||
1da177e4 LT |
5960 | /*--------------------------------------------------------------------- |
5961 | * | |
47b5d69c | 5962 | * Function: FPT_sciso |
1da177e4 LT |
5963 | * |
5964 | * Description: Transfer the Identification string. | |
5965 | * | |
5966 | *---------------------------------------------------------------------*/ | |
5967 | ||
391e2f25 | 5968 | static unsigned char FPT_sciso(u32 p_port, unsigned char p_id_string[]) |
1da177e4 | 5969 | { |
5c04a7b8 | 5970 | unsigned char ret_data, the_data, byte_cnt, bit_cnt; |
1da177e4 | 5971 | |
5c04a7b8 | 5972 | the_data = 0; |
1da177e4 | 5973 | |
5c04a7b8 | 5974 | for (byte_cnt = 0; byte_cnt < ID_STRING_LENGTH; byte_cnt++) { |
1da177e4 | 5975 | |
5c04a7b8 | 5976 | for (bit_cnt = 0; bit_cnt < 8; bit_cnt++) { |
1da177e4 | 5977 | |
5c04a7b8 | 5978 | ret_data = FPT_scxferc(p_port, 0); |
1da177e4 | 5979 | |
5c04a7b8 | 5980 | if (ret_data & 0xFC) |
5c1b85e2 | 5981 | return 0xFF; |
1da177e4 | 5982 | |
5c04a7b8 | 5983 | else { |
1da177e4 | 5984 | |
5c04a7b8 AD |
5985 | the_data <<= 1; |
5986 | if (ret_data & BIT(1)) { | |
5987 | the_data |= 1; | |
5988 | } | |
5989 | } | |
1da177e4 | 5990 | |
5c04a7b8 | 5991 | if ((ret_data & 0x1F) == 0) { |
1da177e4 LT |
5992 | /* |
5993 | if(bit_cnt != 0 || bit_cnt != 8) | |
5994 | { | |
5995 | byte_cnt = 0; | |
5996 | bit_cnt = 0; | |
47b5d69c JB |
5997 | FPT_scxferc(p_port, SYNC_PTRN); |
5998 | FPT_scxferc(p_port, ASSIGN_ID); | |
1da177e4 LT |
5999 | continue; |
6000 | } | |
6001 | */ | |
5c04a7b8 | 6002 | if (byte_cnt) |
5c1b85e2 | 6003 | return 0x00; |
5c04a7b8 | 6004 | else |
5c1b85e2 | 6005 | return 0xFF; |
5c04a7b8 | 6006 | } |
1da177e4 | 6007 | |
5c04a7b8 | 6008 | } /*bit loop */ |
1da177e4 | 6009 | |
5c04a7b8 | 6010 | p_id_string[byte_cnt] = the_data; |
1da177e4 | 6011 | |
5c04a7b8 | 6012 | } /*byte loop */ |
1da177e4 | 6013 | |
5c1b85e2 | 6014 | return 0; |
1da177e4 LT |
6015 | } |
6016 | ||
1da177e4 LT |
6017 | /*--------------------------------------------------------------------- |
6018 | * | |
47b5d69c | 6019 | * Function: FPT_scwirod |
1da177e4 LT |
6020 | * |
6021 | * Description: Sample the SCSI data bus making sure the signal has been | |
6022 | * deasserted for the correct number of consecutive samples. | |
6023 | * | |
6024 | *---------------------------------------------------------------------*/ | |
6025 | ||
391e2f25 | 6026 | static void FPT_scwirod(u32 p_port, unsigned char p_data_bit) |
1da177e4 | 6027 | { |
5c04a7b8 | 6028 | unsigned char i; |
1da177e4 | 6029 | |
5c04a7b8 AD |
6030 | i = 0; |
6031 | while (i < MAX_SCSI_TAR) { | |
1da177e4 | 6032 | |
5c04a7b8 | 6033 | if (RD_HARPOON(p_port + hp_scsidata_0) & p_data_bit) |
1da177e4 | 6034 | |
5c04a7b8 | 6035 | i = 0; |
1da177e4 | 6036 | |
5c04a7b8 | 6037 | else |
1da177e4 | 6038 | |
5c04a7b8 | 6039 | i++; |
1da177e4 | 6040 | |
5c04a7b8 | 6041 | } |
1da177e4 LT |
6042 | } |
6043 | ||
1da177e4 LT |
6044 | /*--------------------------------------------------------------------- |
6045 | * | |
47b5d69c | 6046 | * Function: FPT_scwiros |
1da177e4 LT |
6047 | * |
6048 | * Description: Sample the SCSI Signal lines making sure the signal has been | |
6049 | * deasserted for the correct number of consecutive samples. | |
6050 | * | |
6051 | *---------------------------------------------------------------------*/ | |
6052 | ||
391e2f25 | 6053 | static void FPT_scwiros(u32 p_port, unsigned char p_data_bit) |
1da177e4 | 6054 | { |
5c04a7b8 | 6055 | unsigned char i; |
1da177e4 | 6056 | |
5c04a7b8 AD |
6057 | i = 0; |
6058 | while (i < MAX_SCSI_TAR) { | |
1da177e4 | 6059 | |
5c04a7b8 | 6060 | if (RD_HARPOON(p_port + hp_scsisig) & p_data_bit) |
1da177e4 | 6061 | |
5c04a7b8 | 6062 | i = 0; |
1da177e4 | 6063 | |
5c04a7b8 | 6064 | else |
1da177e4 | 6065 | |
5c04a7b8 | 6066 | i++; |
1da177e4 | 6067 | |
5c04a7b8 | 6068 | } |
47b5d69c | 6069 | } |
1da177e4 | 6070 | |
47b5d69c JB |
6071 | /*--------------------------------------------------------------------- |
6072 | * | |
6073 | * Function: FPT_scvalq | |
6074 | * | |
6075 | * Description: Make sure we received a valid data byte. | |
6076 | * | |
6077 | *---------------------------------------------------------------------*/ | |
1da177e4 | 6078 | |
db038cf8 | 6079 | static unsigned char FPT_scvalq(unsigned char p_quintet) |
47b5d69c | 6080 | { |
5c04a7b8 | 6081 | unsigned char count; |
1da177e4 | 6082 | |
5c04a7b8 AD |
6083 | for (count = 1; count < 0x08; count <<= 1) { |
6084 | if (!(p_quintet & count)) | |
6085 | p_quintet -= 0x80; | |
6086 | } | |
47b5d69c | 6087 | |
5c04a7b8 | 6088 | if (p_quintet & 0x18) |
5c1b85e2 | 6089 | return 0; |
47b5d69c | 6090 | |
5c04a7b8 | 6091 | else |
5c1b85e2 | 6092 | return 1; |
1da177e4 LT |
6093 | } |
6094 | ||
1da177e4 LT |
6095 | /*--------------------------------------------------------------------- |
6096 | * | |
47b5d69c | 6097 | * Function: FPT_scsell |
1da177e4 LT |
6098 | * |
6099 | * Description: Select the specified device ID using a selection timeout | |
47b5d69c JB |
6100 | * less than 4ms. If somebody responds then it is a legacy |
6101 | * drive and this ID must be marked as such. | |
1da177e4 LT |
6102 | * |
6103 | *---------------------------------------------------------------------*/ | |
6104 | ||
391e2f25 | 6105 | static unsigned char FPT_scsell(u32 p_port, unsigned char targ_id) |
1da177e4 | 6106 | { |
5c04a7b8 | 6107 | unsigned long i; |
1da177e4 | 6108 | |
5c04a7b8 AD |
6109 | WR_HARPOON(p_port + hp_page_ctrl, |
6110 | (RD_HARPOON(p_port + hp_page_ctrl) | G_INT_DISABLE)); | |
1da177e4 | 6111 | |
5c04a7b8 | 6112 | ARAM_ACCESS(p_port); |
1da177e4 | 6113 | |
5c04a7b8 AD |
6114 | WR_HARPOON(p_port + hp_addstat, |
6115 | (RD_HARPOON(p_port + hp_addstat) | SCAM_TIMER)); | |
6116 | WR_HARPOON(p_port + hp_seltimeout, TO_4ms); | |
1da177e4 | 6117 | |
5c04a7b8 AD |
6118 | for (i = p_port + CMD_STRT; i < p_port + CMD_STRT + 12; i += 2) { |
6119 | WRW_HARPOON(i, (MPM_OP + ACOMMAND)); | |
6120 | } | |
6121 | WRW_HARPOON(i, (BRH_OP + ALWAYS + NP)); | |
1da177e4 | 6122 | |
5c04a7b8 AD |
6123 | WRW_HARPOON((p_port + hp_intstat), |
6124 | (RESET | TIMEOUT | SEL | BUS_FREE | AUTO_INT)); | |
1da177e4 | 6125 | |
5c04a7b8 | 6126 | WR_HARPOON(p_port + hp_select_id, targ_id); |
1da177e4 | 6127 | |
5c04a7b8 AD |
6128 | WR_HARPOON(p_port + hp_portctrl_0, SCSI_PORT); |
6129 | WR_HARPOON(p_port + hp_autostart_3, (SELECT | CMD_ONLY_STRT)); | |
6130 | WR_HARPOON(p_port + hp_scsictrl_0, (SEL_TAR | ENA_RESEL)); | |
1da177e4 | 6131 | |
5c04a7b8 AD |
6132 | while (!(RDW_HARPOON((p_port + hp_intstat)) & |
6133 | (RESET | PROG_HLT | TIMEOUT | AUTO_INT))) { | |
6134 | } | |
1da177e4 | 6135 | |
5c04a7b8 AD |
6136 | if (RDW_HARPOON((p_port + hp_intstat)) & RESET) |
6137 | FPT_Wait(p_port, TO_250ms); | |
1da177e4 | 6138 | |
5c04a7b8 | 6139 | DISABLE_AUTO(p_port); |
1da177e4 | 6140 | |
5c04a7b8 AD |
6141 | WR_HARPOON(p_port + hp_addstat, |
6142 | (RD_HARPOON(p_port + hp_addstat) & ~SCAM_TIMER)); | |
6143 | WR_HARPOON(p_port + hp_seltimeout, TO_290ms); | |
1da177e4 | 6144 | |
5c04a7b8 | 6145 | SGRAM_ACCESS(p_port); |
1da177e4 | 6146 | |
5c04a7b8 | 6147 | if (RDW_HARPOON((p_port + hp_intstat)) & (RESET | TIMEOUT)) { |
1da177e4 | 6148 | |
5c04a7b8 AD |
6149 | WRW_HARPOON((p_port + hp_intstat), |
6150 | (RESET | TIMEOUT | SEL | BUS_FREE | PHASE)); | |
1da177e4 | 6151 | |
5c04a7b8 AD |
6152 | WR_HARPOON(p_port + hp_page_ctrl, |
6153 | (RD_HARPOON(p_port + hp_page_ctrl) & | |
6154 | ~G_INT_DISABLE)); | |
1da177e4 | 6155 | |
5c1b85e2 | 6156 | return 0; /*No legacy device */ |
5c04a7b8 | 6157 | } |
1da177e4 | 6158 | |
5c04a7b8 | 6159 | else { |
1da177e4 | 6160 | |
5c04a7b8 AD |
6161 | while (!(RDW_HARPOON((p_port + hp_intstat)) & BUS_FREE)) { |
6162 | if (RD_HARPOON(p_port + hp_scsisig) & SCSI_REQ) { | |
6163 | WR_HARPOON(p_port + hp_scsisig, | |
6164 | (SCSI_ACK + S_ILL_PH)); | |
6165 | ACCEPT_MSG(p_port); | |
6166 | } | |
1da177e4 LT |
6167 | } |
6168 | ||
5c04a7b8 | 6169 | WRW_HARPOON((p_port + hp_intstat), CLR_ALL_INT_1); |
1da177e4 | 6170 | |
5c04a7b8 AD |
6171 | WR_HARPOON(p_port + hp_page_ctrl, |
6172 | (RD_HARPOON(p_port + hp_page_ctrl) & | |
6173 | ~G_INT_DISABLE)); | |
1da177e4 | 6174 | |
5c1b85e2 | 6175 | return 1; /*Found one of them oldies! */ |
5c04a7b8 | 6176 | } |
1da177e4 | 6177 | } |
1da177e4 LT |
6178 | |
6179 | /*--------------------------------------------------------------------- | |
6180 | * | |
47b5d69c | 6181 | * Function: FPT_scwtsel |
1da177e4 LT |
6182 | * |
6183 | * Description: Wait to be selected by another SCAM initiator. | |
6184 | * | |
6185 | *---------------------------------------------------------------------*/ | |
6186 | ||
391e2f25 | 6187 | static void FPT_scwtsel(u32 p_port) |
1da177e4 | 6188 | { |
5c04a7b8 AD |
6189 | while (!(RDW_HARPOON((p_port + hp_intstat)) & SCAM_SEL)) { |
6190 | } | |
1da177e4 LT |
6191 | } |
6192 | ||
1da177e4 LT |
6193 | /*--------------------------------------------------------------------- |
6194 | * | |
47b5d69c | 6195 | * Function: FPT_inisci |
1da177e4 LT |
6196 | * |
6197 | * Description: Setup the data Structure with the info from the EEPROM. | |
6198 | * | |
6199 | *---------------------------------------------------------------------*/ | |
6200 | ||
391e2f25 | 6201 | static void FPT_inisci(unsigned char p_card, u32 p_port, unsigned char p_our_id) |
1da177e4 | 6202 | { |
5c04a7b8 AD |
6203 | unsigned char i, k, max_id; |
6204 | unsigned short ee_data; | |
6205 | struct nvram_info *pCurrNvRam; | |
1da177e4 | 6206 | |
47b5d69c | 6207 | pCurrNvRam = FPT_BL_Card[p_card].pNvRamInfo; |
1da177e4 | 6208 | |
5c04a7b8 AD |
6209 | if (RD_HARPOON(p_port + hp_page_ctrl) & NARROW_SCSI_CARD) |
6210 | max_id = 0x08; | |
1da177e4 | 6211 | |
5c04a7b8 AD |
6212 | else |
6213 | max_id = 0x10; | |
1da177e4 | 6214 | |
5c04a7b8 AD |
6215 | if (pCurrNvRam) { |
6216 | for (i = 0; i < max_id; i++) { | |
1da177e4 | 6217 | |
5c04a7b8 AD |
6218 | for (k = 0; k < 4; k++) |
6219 | FPT_scamInfo[i].id_string[k] = | |
6220 | pCurrNvRam->niScamTbl[i][k]; | |
6221 | for (k = 4; k < ID_STRING_LENGTH; k++) | |
6222 | FPT_scamInfo[i].id_string[k] = | |
6223 | (unsigned char)0x00; | |
1da177e4 | 6224 | |
5c04a7b8 AD |
6225 | if (FPT_scamInfo[i].id_string[0] == 0x00) |
6226 | FPT_scamInfo[i].state = ID_UNUSED; /*Default to unused ID. */ | |
6227 | else | |
6228 | FPT_scamInfo[i].state = ID_UNASSIGNED; /*Default to unassigned ID. */ | |
1da177e4 LT |
6229 | |
6230 | } | |
5c04a7b8 AD |
6231 | } else { |
6232 | for (i = 0; i < max_id; i++) { | |
6233 | for (k = 0; k < ID_STRING_LENGTH; k += 2) { | |
6234 | ee_data = | |
6235 | FPT_utilEERead(p_port, | |
6236 | (unsigned | |
6237 | short)((EE_SCAMBASE / 2) + | |
6238 | (unsigned short)(i * | |
6239 | ((unsigned short)ID_STRING_LENGTH / 2)) + (unsigned short)(k / 2))); | |
6240 | FPT_scamInfo[i].id_string[k] = | |
6241 | (unsigned char)ee_data; | |
6242 | ee_data >>= 8; | |
6243 | FPT_scamInfo[i].id_string[k + 1] = | |
6244 | (unsigned char)ee_data; | |
6245 | } | |
1da177e4 | 6246 | |
5c04a7b8 AD |
6247 | if ((FPT_scamInfo[i].id_string[0] == 0x00) || |
6248 | (FPT_scamInfo[i].id_string[0] == 0xFF)) | |
1da177e4 | 6249 | |
5c04a7b8 | 6250 | FPT_scamInfo[i].state = ID_UNUSED; /*Default to unused ID. */ |
1da177e4 | 6251 | |
5c04a7b8 AD |
6252 | else |
6253 | FPT_scamInfo[i].state = ID_UNASSIGNED; /*Default to unassigned ID. */ | |
1da177e4 | 6254 | |
5c04a7b8 | 6255 | } |
1da177e4 | 6256 | } |
5c04a7b8 | 6257 | for (k = 0; k < ID_STRING_LENGTH; k++) |
47b5d69c | 6258 | FPT_scamInfo[p_our_id].id_string[k] = FPT_scamHAString[k]; |
1da177e4 LT |
6259 | |
6260 | } | |
6261 | ||
6262 | /*--------------------------------------------------------------------- | |
6263 | * | |
47b5d69c | 6264 | * Function: FPT_scmachid |
1da177e4 LT |
6265 | * |
6266 | * Description: Match the Device ID string with our values stored in | |
6267 | * the EEPROM. | |
6268 | * | |
6269 | *---------------------------------------------------------------------*/ | |
6270 | ||
5c04a7b8 AD |
6271 | static unsigned char FPT_scmachid(unsigned char p_card, |
6272 | unsigned char p_id_string[]) | |
1da177e4 LT |
6273 | { |
6274 | ||
5c04a7b8 | 6275 | unsigned char i, k, match; |
1da177e4 | 6276 | |
5c04a7b8 | 6277 | for (i = 0; i < MAX_SCSI_TAR; i++) { |
1da177e4 | 6278 | |
5c04a7b8 | 6279 | match = 1; |
1da177e4 | 6280 | |
5c04a7b8 AD |
6281 | for (k = 0; k < ID_STRING_LENGTH; k++) { |
6282 | if (p_id_string[k] != FPT_scamInfo[i].id_string[k]) | |
6283 | match = 0; | |
6284 | } | |
1da177e4 | 6285 | |
5c04a7b8 AD |
6286 | if (match) { |
6287 | FPT_scamInfo[i].state = ID_ASSIGNED; | |
5c1b85e2 | 6288 | return i; |
5c04a7b8 | 6289 | } |
1da177e4 | 6290 | |
5c04a7b8 | 6291 | } |
1da177e4 | 6292 | |
5c04a7b8 AD |
6293 | if (p_id_string[0] & BIT(5)) |
6294 | i = 8; | |
6295 | else | |
6296 | i = MAX_SCSI_TAR; | |
1da177e4 | 6297 | |
5c04a7b8 AD |
6298 | if (((p_id_string[0] & 0x06) == 0x02) |
6299 | || ((p_id_string[0] & 0x06) == 0x04)) | |
6300 | match = p_id_string[1] & (unsigned char)0x1F; | |
6301 | else | |
6302 | match = 7; | |
1da177e4 | 6303 | |
5c04a7b8 AD |
6304 | while (i > 0) { |
6305 | i--; | |
1da177e4 | 6306 | |
5c04a7b8 AD |
6307 | if (FPT_scamInfo[match].state == ID_UNUSED) { |
6308 | for (k = 0; k < ID_STRING_LENGTH; k++) { | |
6309 | FPT_scamInfo[match].id_string[k] = | |
6310 | p_id_string[k]; | |
6311 | } | |
1da177e4 | 6312 | |
5c04a7b8 | 6313 | FPT_scamInfo[match].state = ID_ASSIGNED; |
1da177e4 | 6314 | |
5c04a7b8 AD |
6315 | if (FPT_BL_Card[p_card].pNvRamInfo == NULL) |
6316 | FPT_BL_Card[p_card].globalFlags |= | |
6317 | F_UPDATE_EEPROM; | |
5c1b85e2 | 6318 | return match; |
1da177e4 | 6319 | |
5c04a7b8 | 6320 | } |
1da177e4 | 6321 | |
5c04a7b8 | 6322 | match--; |
1da177e4 | 6323 | |
5c04a7b8 AD |
6324 | if (match == 0xFF) { |
6325 | if (p_id_string[0] & BIT(5)) | |
6326 | match = 7; | |
6327 | else | |
6328 | match = MAX_SCSI_TAR - 1; | |
6329 | } | |
1da177e4 | 6330 | } |
1da177e4 | 6331 | |
5c04a7b8 | 6332 | if (p_id_string[0] & BIT(7)) { |
5c1b85e2 | 6333 | return CLR_PRIORITY; |
5c04a7b8 | 6334 | } |
1da177e4 | 6335 | |
5c04a7b8 AD |
6336 | if (p_id_string[0] & BIT(5)) |
6337 | i = 8; | |
6338 | else | |
6339 | i = MAX_SCSI_TAR; | |
1da177e4 | 6340 | |
5c04a7b8 AD |
6341 | if (((p_id_string[0] & 0x06) == 0x02) |
6342 | || ((p_id_string[0] & 0x06) == 0x04)) | |
6343 | match = p_id_string[1] & (unsigned char)0x1F; | |
6344 | else | |
6345 | match = 7; | |
1da177e4 | 6346 | |
5c04a7b8 | 6347 | while (i > 0) { |
1da177e4 | 6348 | |
5c04a7b8 | 6349 | i--; |
1da177e4 | 6350 | |
5c04a7b8 AD |
6351 | if (FPT_scamInfo[match].state == ID_UNASSIGNED) { |
6352 | for (k = 0; k < ID_STRING_LENGTH; k++) { | |
6353 | FPT_scamInfo[match].id_string[k] = | |
6354 | p_id_string[k]; | |
6355 | } | |
1da177e4 | 6356 | |
5c04a7b8 AD |
6357 | FPT_scamInfo[match].id_string[0] |= BIT(7); |
6358 | FPT_scamInfo[match].state = ID_ASSIGNED; | |
6359 | if (FPT_BL_Card[p_card].pNvRamInfo == NULL) | |
6360 | FPT_BL_Card[p_card].globalFlags |= | |
6361 | F_UPDATE_EEPROM; | |
5c1b85e2 | 6362 | return match; |
1da177e4 | 6363 | |
5c04a7b8 | 6364 | } |
1da177e4 | 6365 | |
5c04a7b8 | 6366 | match--; |
1da177e4 | 6367 | |
5c04a7b8 AD |
6368 | if (match == 0xFF) { |
6369 | if (p_id_string[0] & BIT(5)) | |
6370 | match = 7; | |
6371 | else | |
6372 | match = MAX_SCSI_TAR - 1; | |
6373 | } | |
1da177e4 | 6374 | } |
1da177e4 | 6375 | |
5c1b85e2 | 6376 | return NO_ID_AVAIL; |
1da177e4 LT |
6377 | } |
6378 | ||
1da177e4 LT |
6379 | /*--------------------------------------------------------------------- |
6380 | * | |
47b5d69c | 6381 | * Function: FPT_scsavdi |
1da177e4 LT |
6382 | * |
6383 | * Description: Save off the device SCAM ID strings. | |
6384 | * | |
6385 | *---------------------------------------------------------------------*/ | |
6386 | ||
391e2f25 | 6387 | static void FPT_scsavdi(unsigned char p_card, u32 p_port) |
1da177e4 | 6388 | { |
5c04a7b8 AD |
6389 | unsigned char i, k, max_id; |
6390 | unsigned short ee_data, sum_data; | |
1da177e4 | 6391 | |
5c04a7b8 | 6392 | sum_data = 0x0000; |
1da177e4 | 6393 | |
5c04a7b8 AD |
6394 | for (i = 1; i < EE_SCAMBASE / 2; i++) { |
6395 | sum_data += FPT_utilEERead(p_port, i); | |
6396 | } | |
1da177e4 | 6397 | |
5c04a7b8 | 6398 | FPT_utilEEWriteOnOff(p_port, 1); /* Enable write access to the EEPROM */ |
1da177e4 | 6399 | |
5c04a7b8 AD |
6400 | if (RD_HARPOON(p_port + hp_page_ctrl) & NARROW_SCSI_CARD) |
6401 | max_id = 0x08; | |
1da177e4 | 6402 | |
5c04a7b8 AD |
6403 | else |
6404 | max_id = 0x10; | |
6405 | ||
6406 | for (i = 0; i < max_id; i++) { | |
6407 | ||
6408 | for (k = 0; k < ID_STRING_LENGTH; k += 2) { | |
6409 | ee_data = FPT_scamInfo[i].id_string[k + 1]; | |
6410 | ee_data <<= 8; | |
6411 | ee_data |= FPT_scamInfo[i].id_string[k]; | |
6412 | sum_data += ee_data; | |
6413 | FPT_utilEEWrite(p_port, ee_data, | |
6414 | (unsigned short)((EE_SCAMBASE / 2) + | |
6415 | (unsigned short)(i * | |
6416 | ((unsigned short)ID_STRING_LENGTH / 2)) + (unsigned short)(k / 2))); | |
6417 | } | |
6418 | } | |
1da177e4 | 6419 | |
5c04a7b8 AD |
6420 | FPT_utilEEWrite(p_port, sum_data, EEPROM_CHECK_SUM / 2); |
6421 | FPT_utilEEWriteOnOff(p_port, 0); /* Turn off write access */ | |
1da177e4 | 6422 | } |
1da177e4 LT |
6423 | |
6424 | /*--------------------------------------------------------------------- | |
6425 | * | |
47b5d69c | 6426 | * Function: FPT_XbowInit |
1da177e4 LT |
6427 | * |
6428 | * Description: Setup the Xbow for normal operation. | |
6429 | * | |
6430 | *---------------------------------------------------------------------*/ | |
6431 | ||
391e2f25 | 6432 | static void FPT_XbowInit(u32 port, unsigned char ScamFlg) |
1da177e4 | 6433 | { |
5c04a7b8 | 6434 | unsigned char i; |
1da177e4 | 6435 | |
5c04a7b8 AD |
6436 | i = RD_HARPOON(port + hp_page_ctrl); |
6437 | WR_HARPOON(port + hp_page_ctrl, (unsigned char)(i | G_INT_DISABLE)); | |
1da177e4 | 6438 | |
5c04a7b8 AD |
6439 | WR_HARPOON(port + hp_scsireset, 0x00); |
6440 | WR_HARPOON(port + hp_portctrl_1, HOST_MODE8); | |
1da177e4 | 6441 | |
5c04a7b8 AD |
6442 | WR_HARPOON(port + hp_scsireset, (DMA_RESET | HPSCSI_RESET | PROG_RESET | |
6443 | FIFO_CLR)); | |
1da177e4 | 6444 | |
5c04a7b8 | 6445 | WR_HARPOON(port + hp_scsireset, SCSI_INI); |
1da177e4 | 6446 | |
5c04a7b8 | 6447 | WR_HARPOON(port + hp_clkctrl_0, CLKCTRL_DEFAULT); |
1da177e4 | 6448 | |
5c04a7b8 AD |
6449 | WR_HARPOON(port + hp_scsisig, 0x00); /* Clear any signals we might */ |
6450 | WR_HARPOON(port + hp_scsictrl_0, ENA_SCAM_SEL); | |
1da177e4 | 6451 | |
5c04a7b8 | 6452 | WRW_HARPOON((port + hp_intstat), CLR_ALL_INT); |
1da177e4 | 6453 | |
5c04a7b8 AD |
6454 | FPT_default_intena = RESET | RSEL | PROG_HLT | TIMEOUT | |
6455 | BUS_FREE | XFER_CNT_0 | AUTO_INT; | |
1da177e4 | 6456 | |
5c04a7b8 | 6457 | if ((ScamFlg & SCAM_ENABLED) && (ScamFlg & SCAM_LEVEL2)) |
47b5d69c | 6458 | FPT_default_intena |= SCAM_SEL; |
1da177e4 | 6459 | |
5c04a7b8 | 6460 | WRW_HARPOON((port + hp_intena), FPT_default_intena); |
1da177e4 | 6461 | |
5c04a7b8 | 6462 | WR_HARPOON(port + hp_seltimeout, TO_290ms); |
1da177e4 | 6463 | |
5c04a7b8 AD |
6464 | /* Turn on SCSI_MODE8 for narrow cards to fix the |
6465 | strapping issue with the DUAL CHANNEL card */ | |
6466 | if (RD_HARPOON(port + hp_page_ctrl) & NARROW_SCSI_CARD) | |
6467 | WR_HARPOON(port + hp_addstat, SCSI_MODE8); | |
1da177e4 | 6468 | |
5c04a7b8 | 6469 | WR_HARPOON(port + hp_page_ctrl, i); |
1da177e4 LT |
6470 | |
6471 | } | |
6472 | ||
1da177e4 LT |
6473 | /*--------------------------------------------------------------------- |
6474 | * | |
47b5d69c | 6475 | * Function: FPT_BusMasterInit |
1da177e4 LT |
6476 | * |
6477 | * Description: Initialize the BusMaster for normal operations. | |
6478 | * | |
6479 | *---------------------------------------------------------------------*/ | |
6480 | ||
391e2f25 | 6481 | static void FPT_BusMasterInit(u32 p_port) |
1da177e4 LT |
6482 | { |
6483 | ||
5c04a7b8 AD |
6484 | WR_HARPOON(p_port + hp_sys_ctrl, DRVR_RST); |
6485 | WR_HARPOON(p_port + hp_sys_ctrl, 0x00); | |
1da177e4 | 6486 | |
5c04a7b8 | 6487 | WR_HARPOON(p_port + hp_host_blk_cnt, XFER_BLK64); |
1da177e4 | 6488 | |
5c04a7b8 | 6489 | WR_HARPOON(p_port + hp_bm_ctrl, (BMCTRL_DEFAULT)); |
1da177e4 | 6490 | |
5c04a7b8 | 6491 | WR_HARPOON(p_port + hp_ee_ctrl, (SCSI_TERM_ENA_H)); |
1da177e4 | 6492 | |
5c04a7b8 AD |
6493 | RD_HARPOON(p_port + hp_int_status); /*Clear interrupts. */ |
6494 | WR_HARPOON(p_port + hp_int_mask, (INT_CMD_COMPL | SCSI_INTERRUPT)); | |
6495 | WR_HARPOON(p_port + hp_page_ctrl, (RD_HARPOON(p_port + hp_page_ctrl) & | |
6496 | ~SCATTER_EN)); | |
1da177e4 LT |
6497 | } |
6498 | ||
1da177e4 LT |
6499 | /*--------------------------------------------------------------------- |
6500 | * | |
47b5d69c | 6501 | * Function: FPT_DiagEEPROM |
1da177e4 LT |
6502 | * |
6503 | * Description: Verfiy checksum and 'Key' and initialize the EEPROM if | |
6504 | * necessary. | |
6505 | * | |
6506 | *---------------------------------------------------------------------*/ | |
6507 | ||
391e2f25 | 6508 | static void FPT_DiagEEPROM(u32 p_port) |
1da177e4 | 6509 | { |
5c04a7b8 | 6510 | unsigned short index, temp, max_wd_cnt; |
1da177e4 | 6511 | |
5c04a7b8 AD |
6512 | if (RD_HARPOON(p_port + hp_page_ctrl) & NARROW_SCSI_CARD) |
6513 | max_wd_cnt = EEPROM_WD_CNT; | |
6514 | else | |
6515 | max_wd_cnt = EEPROM_WD_CNT * 2; | |
1da177e4 | 6516 | |
5c04a7b8 | 6517 | temp = FPT_utilEERead(p_port, FW_SIGNATURE / 2); |
1da177e4 | 6518 | |
5c04a7b8 | 6519 | if (temp == 0x4641) { |
1da177e4 | 6520 | |
5c04a7b8 | 6521 | for (index = 2; index < max_wd_cnt; index++) { |
1da177e4 | 6522 | |
5c04a7b8 | 6523 | temp += FPT_utilEERead(p_port, index); |
1da177e4 | 6524 | |
5c04a7b8 | 6525 | } |
1da177e4 | 6526 | |
5c04a7b8 | 6527 | if (temp == FPT_utilEERead(p_port, EEPROM_CHECK_SUM / 2)) { |
1da177e4 | 6528 | |
5c04a7b8 AD |
6529 | return; /*EEPROM is Okay so return now! */ |
6530 | } | |
6531 | } | |
1da177e4 | 6532 | |
5c04a7b8 | 6533 | FPT_utilEEWriteOnOff(p_port, (unsigned char)1); |
1da177e4 | 6534 | |
5c04a7b8 | 6535 | for (index = 0; index < max_wd_cnt; index++) { |
1da177e4 | 6536 | |
5c04a7b8 AD |
6537 | FPT_utilEEWrite(p_port, 0x0000, index); |
6538 | } | |
1da177e4 | 6539 | |
5c04a7b8 AD |
6540 | temp = 0; |
6541 | ||
6542 | FPT_utilEEWrite(p_port, 0x4641, FW_SIGNATURE / 2); | |
6543 | temp += 0x4641; | |
6544 | FPT_utilEEWrite(p_port, 0x3920, MODEL_NUMB_0 / 2); | |
6545 | temp += 0x3920; | |
6546 | FPT_utilEEWrite(p_port, 0x3033, MODEL_NUMB_2 / 2); | |
6547 | temp += 0x3033; | |
6548 | FPT_utilEEWrite(p_port, 0x2020, MODEL_NUMB_4 / 2); | |
6549 | temp += 0x2020; | |
6550 | FPT_utilEEWrite(p_port, 0x70D3, SYSTEM_CONFIG / 2); | |
6551 | temp += 0x70D3; | |
6552 | FPT_utilEEWrite(p_port, 0x0010, BIOS_CONFIG / 2); | |
6553 | temp += 0x0010; | |
6554 | FPT_utilEEWrite(p_port, 0x0003, SCAM_CONFIG / 2); | |
6555 | temp += 0x0003; | |
6556 | FPT_utilEEWrite(p_port, 0x0007, ADAPTER_SCSI_ID / 2); | |
6557 | temp += 0x0007; | |
6558 | ||
6559 | FPT_utilEEWrite(p_port, 0x0000, IGNORE_B_SCAN / 2); | |
6560 | temp += 0x0000; | |
6561 | FPT_utilEEWrite(p_port, 0x0000, SEND_START_ENA / 2); | |
6562 | temp += 0x0000; | |
6563 | FPT_utilEEWrite(p_port, 0x0000, DEVICE_ENABLE / 2); | |
6564 | temp += 0x0000; | |
6565 | ||
6566 | FPT_utilEEWrite(p_port, 0x4242, SYNC_RATE_TBL01 / 2); | |
6567 | temp += 0x4242; | |
6568 | FPT_utilEEWrite(p_port, 0x4242, SYNC_RATE_TBL23 / 2); | |
6569 | temp += 0x4242; | |
6570 | FPT_utilEEWrite(p_port, 0x4242, SYNC_RATE_TBL45 / 2); | |
6571 | temp += 0x4242; | |
6572 | FPT_utilEEWrite(p_port, 0x4242, SYNC_RATE_TBL67 / 2); | |
6573 | temp += 0x4242; | |
6574 | FPT_utilEEWrite(p_port, 0x4242, SYNC_RATE_TBL89 / 2); | |
6575 | temp += 0x4242; | |
6576 | FPT_utilEEWrite(p_port, 0x4242, SYNC_RATE_TBLab / 2); | |
6577 | temp += 0x4242; | |
6578 | FPT_utilEEWrite(p_port, 0x4242, SYNC_RATE_TBLcd / 2); | |
6579 | temp += 0x4242; | |
6580 | FPT_utilEEWrite(p_port, 0x4242, SYNC_RATE_TBLef / 2); | |
6581 | temp += 0x4242; | |
6582 | ||
6583 | FPT_utilEEWrite(p_port, 0x6C46, 64 / 2); /*PRODUCT ID */ | |
6584 | temp += 0x6C46; | |
6585 | FPT_utilEEWrite(p_port, 0x7361, 66 / 2); /* FlashPoint LT */ | |
6586 | temp += 0x7361; | |
6587 | FPT_utilEEWrite(p_port, 0x5068, 68 / 2); | |
6588 | temp += 0x5068; | |
6589 | FPT_utilEEWrite(p_port, 0x696F, 70 / 2); | |
6590 | temp += 0x696F; | |
6591 | FPT_utilEEWrite(p_port, 0x746E, 72 / 2); | |
6592 | temp += 0x746E; | |
6593 | FPT_utilEEWrite(p_port, 0x4C20, 74 / 2); | |
6594 | temp += 0x4C20; | |
6595 | FPT_utilEEWrite(p_port, 0x2054, 76 / 2); | |
6596 | temp += 0x2054; | |
6597 | FPT_utilEEWrite(p_port, 0x2020, 78 / 2); | |
6598 | temp += 0x2020; | |
6599 | ||
6600 | index = ((EE_SCAMBASE / 2) + (7 * 16)); | |
6601 | FPT_utilEEWrite(p_port, (0x0700 + TYPE_CODE0), index); | |
6602 | temp += (0x0700 + TYPE_CODE0); | |
6603 | index++; | |
6604 | FPT_utilEEWrite(p_port, 0x5542, index); /*Vendor ID code */ | |
6605 | temp += 0x5542; /* BUSLOGIC */ | |
6606 | index++; | |
6607 | FPT_utilEEWrite(p_port, 0x4C53, index); | |
6608 | temp += 0x4C53; | |
6609 | index++; | |
6610 | FPT_utilEEWrite(p_port, 0x474F, index); | |
6611 | temp += 0x474F; | |
6612 | index++; | |
6613 | FPT_utilEEWrite(p_port, 0x4349, index); | |
6614 | temp += 0x4349; | |
6615 | index++; | |
6616 | FPT_utilEEWrite(p_port, 0x5442, index); /*Vendor unique code */ | |
6617 | temp += 0x5442; /* BT- 930 */ | |
6618 | index++; | |
6619 | FPT_utilEEWrite(p_port, 0x202D, index); | |
6620 | temp += 0x202D; | |
6621 | index++; | |
6622 | FPT_utilEEWrite(p_port, 0x3339, index); | |
6623 | temp += 0x3339; | |
6624 | index++; /*Serial # */ | |
6625 | FPT_utilEEWrite(p_port, 0x2030, index); /* 01234567 */ | |
6626 | temp += 0x2030; | |
6627 | index++; | |
6628 | FPT_utilEEWrite(p_port, 0x5453, index); | |
6629 | temp += 0x5453; | |
6630 | index++; | |
6631 | FPT_utilEEWrite(p_port, 0x5645, index); | |
6632 | temp += 0x5645; | |
6633 | index++; | |
6634 | FPT_utilEEWrite(p_port, 0x2045, index); | |
6635 | temp += 0x2045; | |
6636 | index++; | |
6637 | FPT_utilEEWrite(p_port, 0x202F, index); | |
6638 | temp += 0x202F; | |
6639 | index++; | |
6640 | FPT_utilEEWrite(p_port, 0x4F4A, index); | |
6641 | temp += 0x4F4A; | |
6642 | index++; | |
6643 | FPT_utilEEWrite(p_port, 0x204E, index); | |
6644 | temp += 0x204E; | |
6645 | index++; | |
6646 | FPT_utilEEWrite(p_port, 0x3539, index); | |
6647 | temp += 0x3539; | |
6648 | ||
6649 | FPT_utilEEWrite(p_port, temp, EEPROM_CHECK_SUM / 2); | |
6650 | ||
6651 | FPT_utilEEWriteOnOff(p_port, (unsigned char)0); | |
1da177e4 LT |
6652 | |
6653 | } | |
6654 | ||
1da177e4 LT |
6655 | /*--------------------------------------------------------------------- |
6656 | * | |
6657 | * Function: Queue Search Select | |
6658 | * | |
6659 | * Description: Try to find a new command to execute. | |
6660 | * | |
6661 | *---------------------------------------------------------------------*/ | |
6662 | ||
5c04a7b8 AD |
6663 | static void FPT_queueSearchSelect(struct sccb_card *pCurrCard, |
6664 | unsigned char p_card) | |
1da177e4 | 6665 | { |
5c04a7b8 AD |
6666 | unsigned char scan_ptr, lun; |
6667 | struct sccb_mgr_tar_info *currTar_Info; | |
6668 | struct sccb *pOldSccb; | |
1da177e4 | 6669 | |
5c04a7b8 AD |
6670 | scan_ptr = pCurrCard->scanIndex; |
6671 | do { | |
47b5d69c | 6672 | currTar_Info = &FPT_sccbMgrTbl[p_card][scan_ptr]; |
5c04a7b8 AD |
6673 | if ((pCurrCard->globalFlags & F_CONLUN_IO) && |
6674 | ((currTar_Info->TarStatus & TAR_TAG_Q_MASK) != | |
6675 | TAG_Q_TRYING)) { | |
6676 | if (currTar_Info->TarSelQ_Cnt != 0) { | |
1da177e4 LT |
6677 | |
6678 | scan_ptr++; | |
6679 | if (scan_ptr == MAX_SCSI_TAR) | |
6680 | scan_ptr = 0; | |
1da177e4 | 6681 | |
5c04a7b8 AD |
6682 | for (lun = 0; lun < MAX_LUN; lun++) { |
6683 | if (currTar_Info->TarLUNBusy[lun] == 0) { | |
6684 | ||
6685 | pCurrCard->currentSCCB = | |
6686 | currTar_Info->TarSelQ_Head; | |
1da177e4 LT |
6687 | pOldSccb = NULL; |
6688 | ||
5c04a7b8 AD |
6689 | while ((pCurrCard-> |
6690 | currentSCCB != NULL) | |
6691 | && (lun != | |
6692 | pCurrCard-> | |
6693 | currentSCCB->Lun)) { | |
6694 | pOldSccb = | |
6695 | pCurrCard-> | |
6696 | currentSCCB; | |
6697 | pCurrCard->currentSCCB = | |
6698 | (struct sccb | |
6699 | *)(pCurrCard-> | |
6700 | currentSCCB)-> | |
6701 | Sccb_forwardlink; | |
1da177e4 | 6702 | } |
5c04a7b8 AD |
6703 | if (pCurrCard->currentSCCB == |
6704 | NULL) | |
1da177e4 | 6705 | continue; |
5c04a7b8 AD |
6706 | if (pOldSccb != NULL) { |
6707 | pOldSccb-> | |
6708 | Sccb_forwardlink = | |
6709 | (struct sccb | |
6710 | *)(pCurrCard-> | |
6711 | currentSCCB)-> | |
6712 | Sccb_forwardlink; | |
6713 | pOldSccb-> | |
6714 | Sccb_backlink = | |
6715 | (struct sccb | |
6716 | *)(pCurrCard-> | |
6717 | currentSCCB)-> | |
6718 | Sccb_backlink; | |
6719 | currTar_Info-> | |
6720 | TarSelQ_Cnt--; | |
6721 | } else { | |
6722 | currTar_Info-> | |
6723 | TarSelQ_Head = | |
6724 | (struct sccb | |
6725 | *)(pCurrCard-> | |
6726 | currentSCCB)-> | |
6727 | Sccb_forwardlink; | |
6728 | ||
6729 | if (currTar_Info-> | |
6730 | TarSelQ_Head == | |
6731 | NULL) { | |
6732 | currTar_Info-> | |
6733 | TarSelQ_Tail | |
6734 | = NULL; | |
6735 | currTar_Info-> | |
6736 | TarSelQ_Cnt | |
6737 | = 0; | |
6738 | } else { | |
6739 | currTar_Info-> | |
6740 | TarSelQ_Cnt--; | |
6741 | currTar_Info-> | |
6742 | TarSelQ_Head-> | |
6743 | Sccb_backlink | |
6744 | = | |
6745 | (struct sccb | |
6746 | *)NULL; | |
1da177e4 LT |
6747 | } |
6748 | } | |
5c04a7b8 | 6749 | pCurrCard->scanIndex = scan_ptr; |
1da177e4 | 6750 | |
5c04a7b8 AD |
6751 | pCurrCard->globalFlags |= |
6752 | F_NEW_SCCB_CMD; | |
1da177e4 | 6753 | |
5c04a7b8 | 6754 | break; |
1da177e4 LT |
6755 | } |
6756 | } | |
6757 | } | |
6758 | ||
5c04a7b8 | 6759 | else { |
1da177e4 LT |
6760 | scan_ptr++; |
6761 | if (scan_ptr == MAX_SCSI_TAR) { | |
6762 | scan_ptr = 0; | |
6763 | } | |
6764 | } | |
6765 | ||
5c04a7b8 | 6766 | } else { |
1da177e4 | 6767 | if ((currTar_Info->TarSelQ_Cnt != 0) && |
5c04a7b8 | 6768 | (currTar_Info->TarLUNBusy[0] == 0)) { |
1da177e4 | 6769 | |
5c04a7b8 AD |
6770 | pCurrCard->currentSCCB = |
6771 | currTar_Info->TarSelQ_Head; | |
1da177e4 | 6772 | |
5c04a7b8 AD |
6773 | currTar_Info->TarSelQ_Head = |
6774 | (struct sccb *)(pCurrCard->currentSCCB)-> | |
6775 | Sccb_forwardlink; | |
1da177e4 | 6776 | |
5c04a7b8 | 6777 | if (currTar_Info->TarSelQ_Head == NULL) { |
1da177e4 LT |
6778 | currTar_Info->TarSelQ_Tail = NULL; |
6779 | currTar_Info->TarSelQ_Cnt = 0; | |
5c04a7b8 | 6780 | } else { |
1da177e4 | 6781 | currTar_Info->TarSelQ_Cnt--; |
5c04a7b8 AD |
6782 | currTar_Info->TarSelQ_Head-> |
6783 | Sccb_backlink = (struct sccb *)NULL; | |
1da177e4 LT |
6784 | } |
6785 | ||
6786 | scan_ptr++; | |
6787 | if (scan_ptr == MAX_SCSI_TAR) | |
6788 | scan_ptr = 0; | |
6789 | ||
6790 | pCurrCard->scanIndex = scan_ptr; | |
6791 | ||
6792 | pCurrCard->globalFlags |= F_NEW_SCCB_CMD; | |
6793 | ||
6794 | break; | |
6795 | } | |
6796 | ||
5c04a7b8 | 6797 | else { |
1da177e4 | 6798 | scan_ptr++; |
5c04a7b8 | 6799 | if (scan_ptr == MAX_SCSI_TAR) { |
1da177e4 LT |
6800 | scan_ptr = 0; |
6801 | } | |
6802 | } | |
6803 | } | |
6804 | } while (scan_ptr != pCurrCard->scanIndex); | |
6805 | } | |
6806 | ||
1da177e4 LT |
6807 | /*--------------------------------------------------------------------- |
6808 | * | |
6809 | * Function: Queue Select Fail | |
6810 | * | |
6811 | * Description: Add the current SCCB to the head of the Queue. | |
6812 | * | |
6813 | *---------------------------------------------------------------------*/ | |
6814 | ||
5c04a7b8 AD |
6815 | static void FPT_queueSelectFail(struct sccb_card *pCurrCard, |
6816 | unsigned char p_card) | |
1da177e4 | 6817 | { |
5c04a7b8 AD |
6818 | unsigned char thisTarg; |
6819 | struct sccb_mgr_tar_info *currTar_Info; | |
1da177e4 | 6820 | |
5c04a7b8 AD |
6821 | if (pCurrCard->currentSCCB != NULL) { |
6822 | thisTarg = | |
6823 | (unsigned char)(((struct sccb *)(pCurrCard->currentSCCB))-> | |
6824 | TargID); | |
6825 | currTar_Info = &FPT_sccbMgrTbl[p_card][thisTarg]; | |
1da177e4 | 6826 | |
5c04a7b8 | 6827 | pCurrCard->currentSCCB->Sccb_backlink = (struct sccb *)NULL; |
1da177e4 | 6828 | |
5c04a7b8 AD |
6829 | pCurrCard->currentSCCB->Sccb_forwardlink = |
6830 | currTar_Info->TarSelQ_Head; | |
1da177e4 | 6831 | |
5c04a7b8 AD |
6832 | if (currTar_Info->TarSelQ_Cnt == 0) { |
6833 | currTar_Info->TarSelQ_Tail = pCurrCard->currentSCCB; | |
6834 | } | |
1da177e4 | 6835 | |
5c04a7b8 AD |
6836 | else { |
6837 | currTar_Info->TarSelQ_Head->Sccb_backlink = | |
6838 | pCurrCard->currentSCCB; | |
6839 | } | |
1da177e4 | 6840 | |
5c04a7b8 | 6841 | currTar_Info->TarSelQ_Head = pCurrCard->currentSCCB; |
1da177e4 | 6842 | |
5c04a7b8 AD |
6843 | pCurrCard->currentSCCB = NULL; |
6844 | currTar_Info->TarSelQ_Cnt++; | |
6845 | } | |
1da177e4 | 6846 | } |
5c04a7b8 | 6847 | |
1da177e4 LT |
6848 | /*--------------------------------------------------------------------- |
6849 | * | |
6850 | * Function: Queue Command Complete | |
6851 | * | |
6852 | * Description: Call the callback function with the current SCCB. | |
6853 | * | |
6854 | *---------------------------------------------------------------------*/ | |
6855 | ||
5c04a7b8 AD |
6856 | static void FPT_queueCmdComplete(struct sccb_card *pCurrCard, |
6857 | struct sccb *p_sccb, unsigned char p_card) | |
1da177e4 LT |
6858 | { |
6859 | ||
5c04a7b8 AD |
6860 | unsigned char i, SCSIcmd; |
6861 | CALL_BK_FN callback; | |
6862 | struct sccb_mgr_tar_info *currTar_Info; | |
6863 | ||
6864 | SCSIcmd = p_sccb->Cdb[0]; | |
6865 | ||
6866 | if (!(p_sccb->Sccb_XferState & F_ALL_XFERRED)) { | |
6867 | ||
6868 | if ((p_sccb-> | |
6869 | ControlByte & (SCCB_DATA_XFER_OUT | SCCB_DATA_XFER_IN)) | |
6870 | && (p_sccb->HostStatus == SCCB_COMPLETE) | |
6871 | && (p_sccb->TargetStatus != SSCHECK)) | |
6872 | ||
6873 | if ((SCSIcmd == SCSI_READ) || | |
6874 | (SCSIcmd == SCSI_WRITE) || | |
6875 | (SCSIcmd == SCSI_READ_EXTENDED) || | |
6876 | (SCSIcmd == SCSI_WRITE_EXTENDED) || | |
6877 | (SCSIcmd == SCSI_WRITE_AND_VERIFY) || | |
6878 | (SCSIcmd == SCSI_START_STOP_UNIT) || | |
6879 | (pCurrCard->globalFlags & F_NO_FILTER) | |
6880 | ) | |
6881 | p_sccb->HostStatus = SCCB_DATA_UNDER_RUN; | |
6882 | } | |
1da177e4 | 6883 | |
5c04a7b8 AD |
6884 | if (p_sccb->SccbStatus == SCCB_IN_PROCESS) { |
6885 | if (p_sccb->HostStatus || p_sccb->TargetStatus) | |
6886 | p_sccb->SccbStatus = SCCB_ERROR; | |
6887 | else | |
6888 | p_sccb->SccbStatus = SCCB_SUCCESS; | |
1da177e4 LT |
6889 | } |
6890 | ||
5c04a7b8 | 6891 | if (p_sccb->Sccb_XferState & F_AUTO_SENSE) { |
1da177e4 | 6892 | |
5c04a7b8 AD |
6893 | p_sccb->CdbLength = p_sccb->Save_CdbLen; |
6894 | for (i = 0; i < 6; i++) { | |
6895 | p_sccb->Cdb[i] = p_sccb->Save_Cdb[i]; | |
6896 | } | |
6897 | } | |
1da177e4 | 6898 | |
5c04a7b8 AD |
6899 | if ((p_sccb->OperationCode == RESIDUAL_SG_COMMAND) || |
6900 | (p_sccb->OperationCode == RESIDUAL_COMMAND)) { | |
1da177e4 | 6901 | |
5c04a7b8 AD |
6902 | FPT_utilUpdateResidual(p_sccb); |
6903 | } | |
1da177e4 | 6904 | |
5c04a7b8 AD |
6905 | pCurrCard->cmdCounter--; |
6906 | if (!pCurrCard->cmdCounter) { | |
1da177e4 | 6907 | |
5c04a7b8 AD |
6908 | if (pCurrCard->globalFlags & F_GREEN_PC) { |
6909 | WR_HARPOON(pCurrCard->ioPort + hp_clkctrl_0, | |
6910 | (PWR_DWN | CLKCTRL_DEFAULT)); | |
6911 | WR_HARPOON(pCurrCard->ioPort + hp_sys_ctrl, STOP_CLK); | |
6912 | } | |
1da177e4 | 6913 | |
5c04a7b8 AD |
6914 | WR_HARPOON(pCurrCard->ioPort + hp_semaphore, |
6915 | (RD_HARPOON(pCurrCard->ioPort + hp_semaphore) & | |
6916 | ~SCCB_MGR_ACTIVE)); | |
1da177e4 | 6917 | |
5c04a7b8 | 6918 | } |
1da177e4 | 6919 | |
5c04a7b8 AD |
6920 | if (pCurrCard->discQCount != 0) { |
6921 | currTar_Info = &FPT_sccbMgrTbl[p_card][p_sccb->TargID]; | |
6922 | if (((pCurrCard->globalFlags & F_CONLUN_IO) && | |
6923 | ((currTar_Info->TarStatus & TAR_TAG_Q_MASK) != | |
6924 | TAG_Q_TRYING))) { | |
1da177e4 | 6925 | pCurrCard->discQCount--; |
5c04a7b8 AD |
6926 | pCurrCard->discQ_Tbl[currTar_Info-> |
6927 | LunDiscQ_Idx[p_sccb->Lun]] = NULL; | |
6928 | } else { | |
6929 | if (p_sccb->Sccb_tag) { | |
1da177e4 LT |
6930 | pCurrCard->discQCount--; |
6931 | pCurrCard->discQ_Tbl[p_sccb->Sccb_tag] = NULL; | |
5c04a7b8 | 6932 | } else { |
1da177e4 | 6933 | pCurrCard->discQCount--; |
5c04a7b8 AD |
6934 | pCurrCard->discQ_Tbl[currTar_Info-> |
6935 | LunDiscQ_Idx[0]] = NULL; | |
1da177e4 LT |
6936 | } |
6937 | } | |
6938 | ||
6939 | } | |
6940 | ||
5c04a7b8 AD |
6941 | callback = (CALL_BK_FN) p_sccb->SccbCallback; |
6942 | callback(p_sccb); | |
6943 | pCurrCard->globalFlags |= F_NEW_SCCB_CMD; | |
6944 | pCurrCard->currentSCCB = NULL; | |
1da177e4 | 6945 | } |
1da177e4 | 6946 | |
1da177e4 LT |
6947 | /*--------------------------------------------------------------------- |
6948 | * | |
6949 | * Function: Queue Disconnect | |
6950 | * | |
6951 | * Description: Add SCCB to our disconnect array. | |
6952 | * | |
6953 | *---------------------------------------------------------------------*/ | |
5c04a7b8 | 6954 | static void FPT_queueDisconnect(struct sccb *p_sccb, unsigned char p_card) |
1da177e4 | 6955 | { |
5c04a7b8 | 6956 | struct sccb_mgr_tar_info *currTar_Info; |
1da177e4 | 6957 | |
47b5d69c | 6958 | currTar_Info = &FPT_sccbMgrTbl[p_card][p_sccb->TargID]; |
1da177e4 | 6959 | |
5c04a7b8 AD |
6960 | if (((FPT_BL_Card[p_card].globalFlags & F_CONLUN_IO) && |
6961 | ((currTar_Info->TarStatus & TAR_TAG_Q_MASK) != TAG_Q_TRYING))) { | |
6962 | FPT_BL_Card[p_card].discQ_Tbl[currTar_Info-> | |
6963 | LunDiscQ_Idx[p_sccb->Lun]] = | |
6964 | p_sccb; | |
6965 | } else { | |
6966 | if (p_sccb->Sccb_tag) { | |
6967 | FPT_BL_Card[p_card].discQ_Tbl[p_sccb->Sccb_tag] = | |
6968 | p_sccb; | |
6969 | FPT_sccbMgrTbl[p_card][p_sccb->TargID].TarLUNBusy[0] = | |
6970 | 0; | |
47b5d69c | 6971 | FPT_sccbMgrTbl[p_card][p_sccb->TargID].TarTagQ_Cnt++; |
5c04a7b8 AD |
6972 | } else { |
6973 | FPT_BL_Card[p_card].discQ_Tbl[currTar_Info-> | |
6974 | LunDiscQ_Idx[0]] = p_sccb; | |
1da177e4 LT |
6975 | } |
6976 | } | |
47b5d69c | 6977 | FPT_BL_Card[p_card].currentSCCB = NULL; |
1da177e4 LT |
6978 | } |
6979 | ||
1da177e4 LT |
6980 | /*--------------------------------------------------------------------- |
6981 | * | |
6982 | * Function: Queue Flush SCCB | |
6983 | * | |
6984 | * Description: Flush all SCCB's back to the host driver for this target. | |
6985 | * | |
6986 | *---------------------------------------------------------------------*/ | |
6987 | ||
5c04a7b8 | 6988 | static void FPT_queueFlushSccb(unsigned char p_card, unsigned char error_code) |
1da177e4 | 6989 | { |
5c04a7b8 AD |
6990 | unsigned char qtag, thisTarg; |
6991 | struct sccb *currSCCB; | |
6992 | struct sccb_mgr_tar_info *currTar_Info; | |
1da177e4 | 6993 | |
5c04a7b8 AD |
6994 | currSCCB = FPT_BL_Card[p_card].currentSCCB; |
6995 | if (currSCCB != NULL) { | |
6996 | thisTarg = (unsigned char)currSCCB->TargID; | |
6997 | currTar_Info = &FPT_sccbMgrTbl[p_card][thisTarg]; | |
6998 | ||
6999 | for (qtag = 0; qtag < QUEUE_DEPTH; qtag++) { | |
1da177e4 | 7000 | |
5c04a7b8 AD |
7001 | if (FPT_BL_Card[p_card].discQ_Tbl[qtag] && |
7002 | (FPT_BL_Card[p_card].discQ_Tbl[qtag]->TargID == | |
7003 | thisTarg)) { | |
1da177e4 | 7004 | |
5c04a7b8 AD |
7005 | FPT_BL_Card[p_card].discQ_Tbl[qtag]-> |
7006 | HostStatus = (unsigned char)error_code; | |
1da177e4 | 7007 | |
5c04a7b8 AD |
7008 | FPT_queueCmdComplete(&FPT_BL_Card[p_card], |
7009 | FPT_BL_Card[p_card]. | |
7010 | discQ_Tbl[qtag], p_card); | |
1da177e4 | 7011 | |
5c04a7b8 AD |
7012 | FPT_BL_Card[p_card].discQ_Tbl[qtag] = NULL; |
7013 | currTar_Info->TarTagQ_Cnt--; | |
1da177e4 | 7014 | |
5c04a7b8 AD |
7015 | } |
7016 | } | |
1da177e4 LT |
7017 | } |
7018 | ||
7019 | } | |
7020 | ||
7021 | /*--------------------------------------------------------------------- | |
7022 | * | |
7023 | * Function: Queue Flush Target SCCB | |
7024 | * | |
7025 | * Description: Flush all SCCB's back to the host driver for this target. | |
7026 | * | |
7027 | *---------------------------------------------------------------------*/ | |
7028 | ||
5c04a7b8 AD |
7029 | static void FPT_queueFlushTargSccb(unsigned char p_card, unsigned char thisTarg, |
7030 | unsigned char error_code) | |
1da177e4 | 7031 | { |
5c04a7b8 AD |
7032 | unsigned char qtag; |
7033 | struct sccb_mgr_tar_info *currTar_Info; | |
1da177e4 | 7034 | |
5c04a7b8 | 7035 | currTar_Info = &FPT_sccbMgrTbl[p_card][thisTarg]; |
1da177e4 | 7036 | |
5c04a7b8 | 7037 | for (qtag = 0; qtag < QUEUE_DEPTH; qtag++) { |
1da177e4 | 7038 | |
5c04a7b8 AD |
7039 | if (FPT_BL_Card[p_card].discQ_Tbl[qtag] && |
7040 | (FPT_BL_Card[p_card].discQ_Tbl[qtag]->TargID == thisTarg)) { | |
1da177e4 | 7041 | |
5c04a7b8 AD |
7042 | FPT_BL_Card[p_card].discQ_Tbl[qtag]->HostStatus = |
7043 | (unsigned char)error_code; | |
1da177e4 | 7044 | |
5c04a7b8 AD |
7045 | FPT_queueCmdComplete(&FPT_BL_Card[p_card], |
7046 | FPT_BL_Card[p_card]. | |
7047 | discQ_Tbl[qtag], p_card); | |
1da177e4 | 7048 | |
5c04a7b8 AD |
7049 | FPT_BL_Card[p_card].discQ_Tbl[qtag] = NULL; |
7050 | currTar_Info->TarTagQ_Cnt--; | |
1da177e4 | 7051 | |
5c04a7b8 AD |
7052 | } |
7053 | } | |
1da177e4 LT |
7054 | |
7055 | } | |
7056 | ||
5c04a7b8 | 7057 | static void FPT_queueAddSccb(struct sccb *p_SCCB, unsigned char p_card) |
1da177e4 | 7058 | { |
5c04a7b8 AD |
7059 | struct sccb_mgr_tar_info *currTar_Info; |
7060 | currTar_Info = &FPT_sccbMgrTbl[p_card][p_SCCB->TargID]; | |
1da177e4 | 7061 | |
5c04a7b8 | 7062 | p_SCCB->Sccb_forwardlink = NULL; |
1da177e4 | 7063 | |
5c04a7b8 | 7064 | p_SCCB->Sccb_backlink = currTar_Info->TarSelQ_Tail; |
1da177e4 | 7065 | |
5c04a7b8 | 7066 | if (currTar_Info->TarSelQ_Cnt == 0) { |
1da177e4 | 7067 | |
5c04a7b8 AD |
7068 | currTar_Info->TarSelQ_Head = p_SCCB; |
7069 | } | |
1da177e4 | 7070 | |
5c04a7b8 | 7071 | else { |
1da177e4 | 7072 | |
5c04a7b8 AD |
7073 | currTar_Info->TarSelQ_Tail->Sccb_forwardlink = p_SCCB; |
7074 | } | |
1da177e4 | 7075 | |
5c04a7b8 AD |
7076 | currTar_Info->TarSelQ_Tail = p_SCCB; |
7077 | currTar_Info->TarSelQ_Cnt++; | |
1da177e4 LT |
7078 | } |
7079 | ||
1da177e4 LT |
7080 | /*--------------------------------------------------------------------- |
7081 | * | |
7082 | * Function: Queue Find SCCB | |
7083 | * | |
7084 | * Description: Search the target select Queue for this SCCB, and | |
7085 | * remove it if found. | |
7086 | * | |
7087 | *---------------------------------------------------------------------*/ | |
7088 | ||
5c04a7b8 AD |
7089 | static unsigned char FPT_queueFindSccb(struct sccb *p_SCCB, |
7090 | unsigned char p_card) | |
1da177e4 | 7091 | { |
5c04a7b8 AD |
7092 | struct sccb *q_ptr; |
7093 | struct sccb_mgr_tar_info *currTar_Info; | |
1da177e4 | 7094 | |
5c04a7b8 | 7095 | currTar_Info = &FPT_sccbMgrTbl[p_card][p_SCCB->TargID]; |
1da177e4 | 7096 | |
5c04a7b8 | 7097 | q_ptr = currTar_Info->TarSelQ_Head; |
1da177e4 | 7098 | |
5c04a7b8 | 7099 | while (q_ptr != NULL) { |
1da177e4 | 7100 | |
5c04a7b8 | 7101 | if (q_ptr == p_SCCB) { |
1da177e4 | 7102 | |
5c04a7b8 | 7103 | if (currTar_Info->TarSelQ_Head == q_ptr) { |
1da177e4 | 7104 | |
5c04a7b8 AD |
7105 | currTar_Info->TarSelQ_Head = |
7106 | q_ptr->Sccb_forwardlink; | |
1da177e4 LT |
7107 | } |
7108 | ||
5c04a7b8 | 7109 | if (currTar_Info->TarSelQ_Tail == q_ptr) { |
1da177e4 | 7110 | |
5c04a7b8 AD |
7111 | currTar_Info->TarSelQ_Tail = |
7112 | q_ptr->Sccb_backlink; | |
1da177e4 LT |
7113 | } |
7114 | ||
5c04a7b8 AD |
7115 | if (q_ptr->Sccb_forwardlink != NULL) { |
7116 | q_ptr->Sccb_forwardlink->Sccb_backlink = | |
7117 | q_ptr->Sccb_backlink; | |
1da177e4 LT |
7118 | } |
7119 | ||
5c04a7b8 AD |
7120 | if (q_ptr->Sccb_backlink != NULL) { |
7121 | q_ptr->Sccb_backlink->Sccb_forwardlink = | |
7122 | q_ptr->Sccb_forwardlink; | |
1da177e4 LT |
7123 | } |
7124 | ||
5c04a7b8 | 7125 | currTar_Info->TarSelQ_Cnt--; |
1da177e4 | 7126 | |
5c1b85e2 | 7127 | return 1; |
5c04a7b8 | 7128 | } |
1da177e4 | 7129 | |
5c04a7b8 AD |
7130 | else { |
7131 | q_ptr = q_ptr->Sccb_forwardlink; | |
7132 | } | |
7133 | } | |
1da177e4 | 7134 | |
5c1b85e2 | 7135 | return 0; |
1da177e4 LT |
7136 | |
7137 | } | |
7138 | ||
1da177e4 LT |
7139 | /*--------------------------------------------------------------------- |
7140 | * | |
7141 | * Function: Utility Update Residual Count | |
7142 | * | |
7143 | * Description: Update the XferCnt to the remaining byte count. | |
7144 | * If we transferred all the data then just write zero. | |
7145 | * If Non-SG transfer then report Total Cnt - Actual Transfer | |
7146 | * Cnt. For SG transfers add the count fields of all | |
7147 | * remaining SG elements, as well as any partial remaining | |
7148 | * element. | |
7149 | * | |
7150 | *---------------------------------------------------------------------*/ | |
7151 | ||
5c04a7b8 | 7152 | static void FPT_utilUpdateResidual(struct sccb *p_SCCB) |
1da177e4 | 7153 | { |
5c04a7b8 AD |
7154 | unsigned long partial_cnt; |
7155 | unsigned int sg_index; | |
391e2f25 | 7156 | struct blogic_sg_seg *segp; |
1da177e4 | 7157 | |
5c04a7b8 | 7158 | if (p_SCCB->Sccb_XferState & F_ALL_XFERRED) { |
1da177e4 | 7159 | |
5c04a7b8 AD |
7160 | p_SCCB->DataLength = 0x0000; |
7161 | } | |
1da177e4 | 7162 | |
5c04a7b8 | 7163 | else if (p_SCCB->Sccb_XferState & F_SG_XFER) { |
1da177e4 | 7164 | |
5c04a7b8 | 7165 | partial_cnt = 0x0000; |
1da177e4 | 7166 | |
5c04a7b8 | 7167 | sg_index = p_SCCB->Sccb_sgseg; |
1da177e4 | 7168 | |
1da177e4 | 7169 | |
5c04a7b8 | 7170 | if (p_SCCB->Sccb_SGoffset) { |
1da177e4 LT |
7171 | |
7172 | partial_cnt = p_SCCB->Sccb_SGoffset; | |
7173 | sg_index++; | |
5c04a7b8 | 7174 | } |
1da177e4 | 7175 | |
5c04a7b8 AD |
7176 | while (((unsigned long)sg_index * |
7177 | (unsigned long)SG_ELEMENT_SIZE) < p_SCCB->DataLength) { | |
391e2f25 KA |
7178 | segp = (struct blogic_sg_seg *)(p_SCCB->DataPointer) + |
7179 | (sg_index * 2); | |
7180 | partial_cnt += segp->segbytes; | |
1da177e4 | 7181 | sg_index++; |
5c04a7b8 | 7182 | } |
1da177e4 | 7183 | |
5c04a7b8 AD |
7184 | p_SCCB->DataLength = partial_cnt; |
7185 | } | |
1da177e4 | 7186 | |
5c04a7b8 | 7187 | else { |
1da177e4 | 7188 | |
5c04a7b8 AD |
7189 | p_SCCB->DataLength -= p_SCCB->Sccb_ATC; |
7190 | } | |
1da177e4 LT |
7191 | } |
7192 | ||
1da177e4 LT |
7193 | /*--------------------------------------------------------------------- |
7194 | * | |
7195 | * Function: Wait 1 Second | |
7196 | * | |
7197 | * Description: Wait for 1 second. | |
7198 | * | |
7199 | *---------------------------------------------------------------------*/ | |
7200 | ||
391e2f25 | 7201 | static void FPT_Wait1Second(u32 p_port) |
1da177e4 | 7202 | { |
5c04a7b8 | 7203 | unsigned char i; |
1da177e4 | 7204 | |
5c04a7b8 | 7205 | for (i = 0; i < 4; i++) { |
1da177e4 | 7206 | |
5c04a7b8 | 7207 | FPT_Wait(p_port, TO_250ms); |
1da177e4 | 7208 | |
5c04a7b8 AD |
7209 | if ((RD_HARPOON(p_port + hp_scsictrl_0) & SCSI_RST)) |
7210 | break; | |
1da177e4 | 7211 | |
5c04a7b8 AD |
7212 | if ((RDW_HARPOON((p_port + hp_intstat)) & SCAM_SEL)) |
7213 | break; | |
7214 | } | |
1da177e4 LT |
7215 | } |
7216 | ||
1da177e4 LT |
7217 | /*--------------------------------------------------------------------- |
7218 | * | |
47b5d69c | 7219 | * Function: FPT_Wait |
1da177e4 LT |
7220 | * |
7221 | * Description: Wait the desired delay. | |
7222 | * | |
7223 | *---------------------------------------------------------------------*/ | |
7224 | ||
391e2f25 | 7225 | static void FPT_Wait(u32 p_port, unsigned char p_delay) |
1da177e4 | 7226 | { |
5c04a7b8 AD |
7227 | unsigned char old_timer; |
7228 | unsigned char green_flag; | |
1da177e4 | 7229 | |
5c04a7b8 | 7230 | old_timer = RD_HARPOON(p_port + hp_seltimeout); |
1da177e4 | 7231 | |
5c04a7b8 AD |
7232 | green_flag = RD_HARPOON(p_port + hp_clkctrl_0); |
7233 | WR_HARPOON(p_port + hp_clkctrl_0, CLKCTRL_DEFAULT); | |
1da177e4 | 7234 | |
5c04a7b8 AD |
7235 | WR_HARPOON(p_port + hp_seltimeout, p_delay); |
7236 | WRW_HARPOON((p_port + hp_intstat), TIMEOUT); | |
7237 | WRW_HARPOON((p_port + hp_intena), (FPT_default_intena & ~TIMEOUT)); | |
1da177e4 | 7238 | |
5c04a7b8 AD |
7239 | WR_HARPOON(p_port + hp_portctrl_0, |
7240 | (RD_HARPOON(p_port + hp_portctrl_0) | START_TO)); | |
1da177e4 | 7241 | |
5c04a7b8 | 7242 | while (!(RDW_HARPOON((p_port + hp_intstat)) & TIMEOUT)) { |
1da177e4 | 7243 | |
5c04a7b8 AD |
7244 | if ((RD_HARPOON(p_port + hp_scsictrl_0) & SCSI_RST)) |
7245 | break; | |
1da177e4 | 7246 | |
5c04a7b8 AD |
7247 | if ((RDW_HARPOON((p_port + hp_intstat)) & SCAM_SEL)) |
7248 | break; | |
7249 | } | |
1da177e4 | 7250 | |
5c04a7b8 AD |
7251 | WR_HARPOON(p_port + hp_portctrl_0, |
7252 | (RD_HARPOON(p_port + hp_portctrl_0) & ~START_TO)); | |
1da177e4 | 7253 | |
5c04a7b8 AD |
7254 | WRW_HARPOON((p_port + hp_intstat), TIMEOUT); |
7255 | WRW_HARPOON((p_port + hp_intena), FPT_default_intena); | |
1da177e4 | 7256 | |
5c04a7b8 | 7257 | WR_HARPOON(p_port + hp_clkctrl_0, green_flag); |
1da177e4 | 7258 | |
5c04a7b8 | 7259 | WR_HARPOON(p_port + hp_seltimeout, old_timer); |
1da177e4 LT |
7260 | } |
7261 | ||
1da177e4 LT |
7262 | /*--------------------------------------------------------------------- |
7263 | * | |
7264 | * Function: Enable/Disable Write to EEPROM | |
7265 | * | |
7266 | * Description: The EEPROM must first be enabled for writes | |
7267 | * A total of 9 clocks are needed. | |
7268 | * | |
7269 | *---------------------------------------------------------------------*/ | |
7270 | ||
391e2f25 | 7271 | static void FPT_utilEEWriteOnOff(u32 p_port, unsigned char p_mode) |
1da177e4 | 7272 | { |
5c04a7b8 | 7273 | unsigned char ee_value; |
1da177e4 | 7274 | |
5c04a7b8 AD |
7275 | ee_value = |
7276 | (unsigned char)(RD_HARPOON(p_port + hp_ee_ctrl) & | |
7277 | (EXT_ARB_ACK | SCSI_TERM_ENA_H)); | |
1da177e4 | 7278 | |
5c04a7b8 | 7279 | if (p_mode) |
1da177e4 | 7280 | |
5c04a7b8 | 7281 | FPT_utilEESendCmdAddr(p_port, EWEN, EWEN_ADDR); |
1da177e4 | 7282 | |
5c04a7b8 | 7283 | else |
1da177e4 | 7284 | |
5c04a7b8 | 7285 | FPT_utilEESendCmdAddr(p_port, EWDS, EWDS_ADDR); |
1da177e4 | 7286 | |
5c04a7b8 AD |
7287 | WR_HARPOON(p_port + hp_ee_ctrl, (ee_value | SEE_MS)); /*Turn off CS */ |
7288 | WR_HARPOON(p_port + hp_ee_ctrl, ee_value); /*Turn off Master Select */ | |
1da177e4 LT |
7289 | } |
7290 | ||
1da177e4 LT |
7291 | /*--------------------------------------------------------------------- |
7292 | * | |
7293 | * Function: Write EEPROM | |
7294 | * | |
7295 | * Description: Write a word to the EEPROM at the specified | |
7296 | * address. | |
7297 | * | |
7298 | *---------------------------------------------------------------------*/ | |
7299 | ||
391e2f25 | 7300 | static void FPT_utilEEWrite(u32 p_port, unsigned short ee_data, |
5c04a7b8 | 7301 | unsigned short ee_addr) |
1da177e4 LT |
7302 | { |
7303 | ||
5c04a7b8 AD |
7304 | unsigned char ee_value; |
7305 | unsigned short i; | |
1da177e4 | 7306 | |
5c04a7b8 AD |
7307 | ee_value = |
7308 | (unsigned | |
7309 | char)((RD_HARPOON(p_port + hp_ee_ctrl) & | |
7310 | (EXT_ARB_ACK | SCSI_TERM_ENA_H)) | (SEE_MS | SEE_CS)); | |
1da177e4 | 7311 | |
5c04a7b8 | 7312 | FPT_utilEESendCmdAddr(p_port, EE_WRITE, ee_addr); |
1da177e4 | 7313 | |
5c04a7b8 | 7314 | ee_value |= (SEE_MS + SEE_CS); |
1da177e4 | 7315 | |
5c04a7b8 | 7316 | for (i = 0x8000; i != 0; i >>= 1) { |
1da177e4 | 7317 | |
5c04a7b8 AD |
7318 | if (i & ee_data) |
7319 | ee_value |= SEE_DO; | |
7320 | else | |
7321 | ee_value &= ~SEE_DO; | |
7322 | ||
7323 | WR_HARPOON(p_port + hp_ee_ctrl, ee_value); | |
7324 | WR_HARPOON(p_port + hp_ee_ctrl, ee_value); | |
7325 | ee_value |= SEE_CLK; /* Clock data! */ | |
7326 | WR_HARPOON(p_port + hp_ee_ctrl, ee_value); | |
7327 | WR_HARPOON(p_port + hp_ee_ctrl, ee_value); | |
7328 | ee_value &= ~SEE_CLK; | |
7329 | WR_HARPOON(p_port + hp_ee_ctrl, ee_value); | |
7330 | WR_HARPOON(p_port + hp_ee_ctrl, ee_value); | |
7331 | } | |
7332 | ee_value &= (EXT_ARB_ACK | SCSI_TERM_ENA_H); | |
7333 | WR_HARPOON(p_port + hp_ee_ctrl, (ee_value | SEE_MS)); | |
1da177e4 | 7334 | |
5c04a7b8 | 7335 | FPT_Wait(p_port, TO_10ms); |
1da177e4 | 7336 | |
5c04a7b8 AD |
7337 | WR_HARPOON(p_port + hp_ee_ctrl, (ee_value | SEE_MS | SEE_CS)); /* Set CS to EEPROM */ |
7338 | WR_HARPOON(p_port + hp_ee_ctrl, (ee_value | SEE_MS)); /* Turn off CS */ | |
7339 | WR_HARPOON(p_port + hp_ee_ctrl, ee_value); /* Turn off Master Select */ | |
1da177e4 LT |
7340 | } |
7341 | ||
7342 | /*--------------------------------------------------------------------- | |
7343 | * | |
7344 | * Function: Read EEPROM | |
7345 | * | |
7346 | * Description: Read a word from the EEPROM at the desired | |
7347 | * address. | |
7348 | * | |
7349 | *---------------------------------------------------------------------*/ | |
7350 | ||
391e2f25 | 7351 | static unsigned short FPT_utilEERead(u32 p_port, |
5c04a7b8 | 7352 | unsigned short ee_addr) |
1da177e4 | 7353 | { |
5c04a7b8 | 7354 | unsigned short i, ee_data1, ee_data2; |
1da177e4 LT |
7355 | |
7356 | i = 0; | |
47b5d69c | 7357 | ee_data1 = FPT_utilEEReadOrg(p_port, ee_addr); |
5c04a7b8 | 7358 | do { |
47b5d69c | 7359 | ee_data2 = FPT_utilEEReadOrg(p_port, ee_addr); |
1da177e4 | 7360 | |
5c04a7b8 | 7361 | if (ee_data1 == ee_data2) |
5c1b85e2 | 7362 | return ee_data1; |
1da177e4 LT |
7363 | |
7364 | ee_data1 = ee_data2; | |
7365 | i++; | |
7366 | ||
5c04a7b8 | 7367 | } while (i < 4); |
1da177e4 | 7368 | |
5c1b85e2 | 7369 | return ee_data1; |
1da177e4 LT |
7370 | } |
7371 | ||
7372 | /*--------------------------------------------------------------------- | |
7373 | * | |
7374 | * Function: Read EEPROM Original | |
7375 | * | |
7376 | * Description: Read a word from the EEPROM at the desired | |
7377 | * address. | |
7378 | * | |
7379 | *---------------------------------------------------------------------*/ | |
7380 | ||
391e2f25 | 7381 | static unsigned short FPT_utilEEReadOrg(u32 p_port, unsigned short ee_addr) |
1da177e4 LT |
7382 | { |
7383 | ||
5c04a7b8 AD |
7384 | unsigned char ee_value; |
7385 | unsigned short i, ee_data; | |
1da177e4 | 7386 | |
5c04a7b8 AD |
7387 | ee_value = |
7388 | (unsigned | |
7389 | char)((RD_HARPOON(p_port + hp_ee_ctrl) & | |
7390 | (EXT_ARB_ACK | SCSI_TERM_ENA_H)) | (SEE_MS | SEE_CS)); | |
1da177e4 | 7391 | |
5c04a7b8 | 7392 | FPT_utilEESendCmdAddr(p_port, EE_READ, ee_addr); |
1da177e4 | 7393 | |
5c04a7b8 AD |
7394 | ee_value |= (SEE_MS + SEE_CS); |
7395 | ee_data = 0; | |
1da177e4 | 7396 | |
5c04a7b8 | 7397 | for (i = 1; i <= 16; i++) { |
1da177e4 | 7398 | |
5c04a7b8 AD |
7399 | ee_value |= SEE_CLK; /* Clock data! */ |
7400 | WR_HARPOON(p_port + hp_ee_ctrl, ee_value); | |
7401 | WR_HARPOON(p_port + hp_ee_ctrl, ee_value); | |
7402 | ee_value &= ~SEE_CLK; | |
7403 | WR_HARPOON(p_port + hp_ee_ctrl, ee_value); | |
7404 | WR_HARPOON(p_port + hp_ee_ctrl, ee_value); | |
1da177e4 | 7405 | |
5c04a7b8 | 7406 | ee_data <<= 1; |
1da177e4 | 7407 | |
5c04a7b8 AD |
7408 | if (RD_HARPOON(p_port + hp_ee_ctrl) & SEE_DI) |
7409 | ee_data |= 1; | |
7410 | } | |
1da177e4 | 7411 | |
5c04a7b8 AD |
7412 | ee_value &= ~(SEE_MS + SEE_CS); |
7413 | WR_HARPOON(p_port + hp_ee_ctrl, (ee_value | SEE_MS)); /*Turn off CS */ | |
7414 | WR_HARPOON(p_port + hp_ee_ctrl, ee_value); /*Turn off Master Select */ | |
1da177e4 | 7415 | |
5c1b85e2 | 7416 | return ee_data; |
1da177e4 LT |
7417 | } |
7418 | ||
1da177e4 LT |
7419 | /*--------------------------------------------------------------------- |
7420 | * | |
7421 | * Function: Send EE command and Address to the EEPROM | |
7422 | * | |
7423 | * Description: Transfers the correct command and sends the address | |
7424 | * to the eeprom. | |
7425 | * | |
7426 | *---------------------------------------------------------------------*/ | |
7427 | ||
391e2f25 | 7428 | static void FPT_utilEESendCmdAddr(u32 p_port, unsigned char ee_cmd, |
5c04a7b8 | 7429 | unsigned short ee_addr) |
1da177e4 | 7430 | { |
5c04a7b8 AD |
7431 | unsigned char ee_value; |
7432 | unsigned char narrow_flg; | |
1da177e4 | 7433 | |
5c04a7b8 | 7434 | unsigned short i; |
1da177e4 | 7435 | |
5c04a7b8 AD |
7436 | narrow_flg = |
7437 | (unsigned char)(RD_HARPOON(p_port + hp_page_ctrl) & | |
7438 | NARROW_SCSI_CARD); | |
1da177e4 | 7439 | |
5c04a7b8 AD |
7440 | ee_value = SEE_MS; |
7441 | WR_HARPOON(p_port + hp_ee_ctrl, ee_value); | |
1da177e4 | 7442 | |
5c04a7b8 AD |
7443 | ee_value |= SEE_CS; /* Set CS to EEPROM */ |
7444 | WR_HARPOON(p_port + hp_ee_ctrl, ee_value); | |
1da177e4 | 7445 | |
5c04a7b8 | 7446 | for (i = 0x04; i != 0; i >>= 1) { |
1da177e4 | 7447 | |
5c04a7b8 AD |
7448 | if (i & ee_cmd) |
7449 | ee_value |= SEE_DO; | |
7450 | else | |
7451 | ee_value &= ~SEE_DO; | |
7452 | ||
7453 | WR_HARPOON(p_port + hp_ee_ctrl, ee_value); | |
7454 | WR_HARPOON(p_port + hp_ee_ctrl, ee_value); | |
7455 | ee_value |= SEE_CLK; /* Clock data! */ | |
7456 | WR_HARPOON(p_port + hp_ee_ctrl, ee_value); | |
7457 | WR_HARPOON(p_port + hp_ee_ctrl, ee_value); | |
7458 | ee_value &= ~SEE_CLK; | |
7459 | WR_HARPOON(p_port + hp_ee_ctrl, ee_value); | |
7460 | WR_HARPOON(p_port + hp_ee_ctrl, ee_value); | |
7461 | } | |
1da177e4 | 7462 | |
5c04a7b8 AD |
7463 | if (narrow_flg) |
7464 | i = 0x0080; | |
1da177e4 | 7465 | |
5c04a7b8 AD |
7466 | else |
7467 | i = 0x0200; | |
1da177e4 | 7468 | |
5c04a7b8 | 7469 | while (i != 0) { |
1da177e4 | 7470 | |
5c04a7b8 AD |
7471 | if (i & ee_addr) |
7472 | ee_value |= SEE_DO; | |
7473 | else | |
7474 | ee_value &= ~SEE_DO; | |
7475 | ||
7476 | WR_HARPOON(p_port + hp_ee_ctrl, ee_value); | |
7477 | WR_HARPOON(p_port + hp_ee_ctrl, ee_value); | |
7478 | ee_value |= SEE_CLK; /* Clock data! */ | |
7479 | WR_HARPOON(p_port + hp_ee_ctrl, ee_value); | |
7480 | WR_HARPOON(p_port + hp_ee_ctrl, ee_value); | |
7481 | ee_value &= ~SEE_CLK; | |
7482 | WR_HARPOON(p_port + hp_ee_ctrl, ee_value); | |
7483 | WR_HARPOON(p_port + hp_ee_ctrl, ee_value); | |
7484 | ||
7485 | i >>= 1; | |
7486 | } | |
1da177e4 LT |
7487 | } |
7488 | ||
c823feeb | 7489 | static unsigned short FPT_CalcCrc16(unsigned char buffer[]) |
1da177e4 | 7490 | { |
5c04a7b8 AD |
7491 | unsigned short crc = 0; |
7492 | int i, j; | |
7493 | unsigned short ch; | |
7494 | for (i = 0; i < ID_STRING_LENGTH; i++) { | |
7495 | ch = (unsigned short)buffer[i]; | |
7496 | for (j = 0; j < 8; j++) { | |
7497 | if ((crc ^ ch) & 1) | |
7498 | crc = (crc >> 1) ^ CRCMASK; | |
7499 | else | |
7500 | crc >>= 1; | |
7501 | ch >>= 1; | |
7502 | } | |
7503 | } | |
5c1b85e2 | 7504 | return crc; |
1da177e4 LT |
7505 | } |
7506 | ||
db038cf8 | 7507 | static unsigned char FPT_CalcLrc(unsigned char buffer[]) |
1da177e4 LT |
7508 | { |
7509 | int i; | |
db038cf8 | 7510 | unsigned char lrc; |
1da177e4 | 7511 | lrc = 0; |
5c04a7b8 | 7512 | for (i = 0; i < ID_STRING_LENGTH; i++) |
1da177e4 | 7513 | lrc ^= buffer[i]; |
5c1b85e2 | 7514 | return lrc; |
1da177e4 LT |
7515 | } |
7516 | ||
1da177e4 LT |
7517 | /* |
7518 | The following inline definitions avoid type conflicts. | |
7519 | */ | |
7520 | ||
7521 | static inline unsigned char | |
839cb99e | 7522 | FlashPoint__ProbeHostAdapter(struct fpoint_info *FlashPointInfo) |
1da177e4 | 7523 | { |
5c04a7b8 AD |
7524 | return FlashPoint_ProbeHostAdapter((struct sccb_mgr_info *) |
7525 | FlashPointInfo); | |
1da177e4 LT |
7526 | } |
7527 | ||
391e2f25 | 7528 | static inline void * |
839cb99e | 7529 | FlashPoint__HardwareResetHostAdapter(struct fpoint_info *FlashPointInfo) |
1da177e4 | 7530 | { |
5c04a7b8 AD |
7531 | return FlashPoint_HardwareResetHostAdapter((struct sccb_mgr_info *) |
7532 | FlashPointInfo); | |
1da177e4 LT |
7533 | } |
7534 | ||
7535 | static inline void | |
391e2f25 | 7536 | FlashPoint__ReleaseHostAdapter(void *CardHandle) |
1da177e4 | 7537 | { |
5c04a7b8 | 7538 | FlashPoint_ReleaseHostAdapter(CardHandle); |
1da177e4 LT |
7539 | } |
7540 | ||
1da177e4 | 7541 | static inline void |
391e2f25 | 7542 | FlashPoint__StartCCB(void *CardHandle, struct blogic_ccb *CCB) |
1da177e4 | 7543 | { |
5c04a7b8 | 7544 | FlashPoint_StartCCB(CardHandle, (struct sccb *)CCB); |
1da177e4 LT |
7545 | } |
7546 | ||
1da177e4 | 7547 | static inline void |
391e2f25 | 7548 | FlashPoint__AbortCCB(void *CardHandle, struct blogic_ccb *CCB) |
1da177e4 | 7549 | { |
5c04a7b8 | 7550 | FlashPoint_AbortCCB(CardHandle, (struct sccb *)CCB); |
1da177e4 LT |
7551 | } |
7552 | ||
2065e310 | 7553 | static inline bool |
391e2f25 | 7554 | FlashPoint__InterruptPending(void *CardHandle) |
1da177e4 | 7555 | { |
5c04a7b8 | 7556 | return FlashPoint_InterruptPending(CardHandle); |
1da177e4 LT |
7557 | } |
7558 | ||
1da177e4 | 7559 | static inline int |
391e2f25 | 7560 | FlashPoint__HandleInterrupt(void *CardHandle) |
1da177e4 | 7561 | { |
5c04a7b8 | 7562 | return FlashPoint_HandleInterrupt(CardHandle); |
1da177e4 LT |
7563 | } |
7564 | ||
1da177e4 LT |
7565 | #define FlashPoint_ProbeHostAdapter FlashPoint__ProbeHostAdapter |
7566 | #define FlashPoint_HardwareResetHostAdapter FlashPoint__HardwareResetHostAdapter | |
7567 | #define FlashPoint_ReleaseHostAdapter FlashPoint__ReleaseHostAdapter | |
7568 | #define FlashPoint_StartCCB FlashPoint__StartCCB | |
7569 | #define FlashPoint_AbortCCB FlashPoint__AbortCCB | |
7570 | #define FlashPoint_InterruptPending FlashPoint__InterruptPending | |
7571 | #define FlashPoint_HandleInterrupt FlashPoint__HandleInterrupt | |
7572 | ||
78b4b05d | 7573 | #else /* !CONFIG_SCSI_FLASHPOINT */ |
1da177e4 LT |
7574 | |
7575 | /* | |
7576 | Define prototypes for the FlashPoint SCCB Manager Functions. | |
7577 | */ | |
7578 | ||
839cb99e | 7579 | extern unsigned char FlashPoint_ProbeHostAdapter(struct fpoint_info *); |
391e2f25 KA |
7580 | extern void *FlashPoint_HardwareResetHostAdapter(struct fpoint_info *); |
7581 | extern void FlashPoint_StartCCB(void *, struct blogic_ccb *); | |
7582 | extern int FlashPoint_AbortCCB(void *, struct blogic_ccb *); | |
7583 | extern bool FlashPoint_InterruptPending(void *); | |
7584 | extern int FlashPoint_HandleInterrupt(void *); | |
7585 | extern void FlashPoint_ReleaseHostAdapter(void *); | |
1da177e4 | 7586 | |
78b4b05d | 7587 | #endif /* CONFIG_SCSI_FLASHPOINT */ |