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1da177e4 LT |
1 | /*************************************************************************** |
2 | dpti.h - description | |
3 | ------------------- | |
4 | begin : Thu Sep 7 2000 | |
5 | copyright : (C) 2001 by Adaptec | |
6 | ||
7 | See Documentation/scsi/dpti.txt for history, notes, license info | |
8 | and credits | |
9 | ***************************************************************************/ | |
10 | ||
11 | /*************************************************************************** | |
12 | * * | |
13 | * This program is free software; you can redistribute it and/or modify * | |
14 | * it under the terms of the GNU General Public License as published by * | |
15 | * the Free Software Foundation; either version 2 of the License, or * | |
16 | * (at your option) any later version. * | |
17 | * * | |
18 | ***************************************************************************/ | |
19 | ||
20 | #ifndef _DPT_H | |
21 | #define _DPT_H | |
22 | ||
1da177e4 | 23 | #define MAX_TO_IOP_MESSAGES (255) |
1da177e4 LT |
24 | #define MAX_FROM_IOP_MESSAGES (255) |
25 | ||
26 | ||
27 | /* | |
28 | * SCSI interface function Prototypes | |
29 | */ | |
30 | ||
24601bbc | 31 | static int adpt_detect(struct scsi_host_template * sht); |
f281233d | 32 | static int adpt_queue(struct Scsi_Host *h, struct scsi_cmnd * cmd); |
1da177e4 LT |
33 | static int adpt_abort(struct scsi_cmnd * cmd); |
34 | static int adpt_reset(struct scsi_cmnd* cmd); | |
1da177e4 LT |
35 | static int adpt_slave_configure(struct scsi_device *); |
36 | ||
37 | static const char *adpt_info(struct Scsi_Host *pSHost); | |
38 | static int adpt_bios_param(struct scsi_device * sdev, struct block_device *dev, | |
39 | sector_t, int geom[]); | |
40 | ||
41 | static int adpt_bus_reset(struct scsi_cmnd* cmd); | |
42 | static int adpt_device_reset(struct scsi_cmnd* cmd); | |
43 | ||
44 | ||
45 | /* | |
de77aaff | 46 | * struct scsi_host_template (see scsi/scsi_host.h) |
1da177e4 LT |
47 | */ |
48 | ||
49 | #define DPT_DRIVER_NAME "Adaptec I2O RAID" | |
50 | ||
24601bbc AM |
51 | #ifndef HOSTS_C |
52 | ||
1da177e4 LT |
53 | #include "dpt/sys_info.h" |
54 | #include <linux/wait.h> | |
55 | #include "dpt/dpti_i2o.h" | |
56 | #include "dpt/dpti_ioctl.h" | |
57 | ||
58 | #define DPT_I2O_VERSION "2.4 Build 5go" | |
59 | #define DPT_VERSION 2 | |
60 | #define DPT_REVISION '4' | |
61 | #define DPT_SUBREVISION '5' | |
62 | #define DPT_BETA "" | |
63 | #define DPT_MONTH 8 | |
64 | #define DPT_DAY 7 | |
65 | #define DPT_YEAR (2001-1980) | |
66 | ||
67 | #define DPT_DRIVER "dpt_i2o" | |
68 | #define DPTI_I2O_MAJOR (151) | |
69 | #define DPT_ORGANIZATION_ID (0x1B) /* For Private Messages */ | |
70 | #define DPTI_MAX_HBA (16) | |
71 | #define MAX_CHANNEL (5) // Maximum Channel # Supported | |
72 | #define MAX_ID (128) // Maximum Target ID Supported | |
73 | ||
74 | /* Sizes in 4 byte words */ | |
75 | #define REPLY_FRAME_SIZE (17) | |
76 | #define MAX_MESSAGE_SIZE (128) | |
77 | #define SG_LIST_ELEMENTS (56) | |
78 | ||
79 | #define EMPTY_QUEUE 0xffffffff | |
80 | #define I2O_INTERRUPT_PENDING_B (0x08) | |
81 | ||
82 | #define PCI_DPT_VENDOR_ID (0x1044) // DPT PCI Vendor ID | |
83 | #define PCI_DPT_DEVICE_ID (0xA501) // DPT PCI I2O Device ID | |
84 | #define PCI_DPT_RAPTOR_DEVICE_ID (0xA511) | |
85 | ||
1da177e4 LT |
86 | /* Debugging macro from Linux Device Drivers - Rubini */ |
87 | #undef PDEBUG | |
88 | #ifdef DEBUG | |
89 | //TODO add debug level switch | |
90 | # define PDEBUG(fmt, args...) printk(KERN_DEBUG "dpti: " fmt, ##args) | |
91 | # define PDEBUGV(fmt, args...) printk(KERN_DEBUG "dpti: " fmt, ##args) | |
92 | #else | |
93 | # define PDEBUG(fmt, args...) /* not debugging: nothing */ | |
94 | # define PDEBUGV(fmt, args...) /* not debugging: nothing */ | |
95 | #endif | |
96 | ||
97 | #define PERROR(fmt, args...) printk(KERN_ERR fmt, ##args) | |
98 | #define PWARN(fmt, args...) printk(KERN_WARNING fmt, ##args) | |
99 | #define PINFO(fmt, args...) printk(KERN_INFO fmt, ##args) | |
100 | #define PCRIT(fmt, args...) printk(KERN_CRIT fmt, ##args) | |
101 | ||
102 | #define SHUTDOWN_SIGS (sigmask(SIGKILL)|sigmask(SIGINT)|sigmask(SIGTERM)) | |
103 | ||
104 | // Command timeouts | |
105 | #define FOREVER (0) | |
106 | #define TMOUT_INQUIRY (20) | |
107 | #define TMOUT_FLUSH (360/45) | |
108 | #define TMOUT_ABORT (30) | |
109 | #define TMOUT_SCSI (300) | |
110 | #define TMOUT_IOPRESET (360) | |
111 | #define TMOUT_GETSTATUS (15) | |
112 | #define TMOUT_INITOUTBOUND (15) | |
113 | #define TMOUT_LCT (360) | |
114 | ||
115 | ||
116 | #define I2O_SCSI_DEVICE_DSC_MASK 0x00FF | |
117 | ||
118 | #define I2O_DETAIL_STATUS_UNSUPPORTED_FUNCTION 0x000A | |
119 | ||
120 | #define I2O_SCSI_DSC_MASK 0xFF00 | |
121 | #define I2O_SCSI_DSC_SUCCESS 0x0000 | |
122 | #define I2O_SCSI_DSC_REQUEST_ABORTED 0x0200 | |
123 | #define I2O_SCSI_DSC_UNABLE_TO_ABORT 0x0300 | |
124 | #define I2O_SCSI_DSC_COMPLETE_WITH_ERROR 0x0400 | |
125 | #define I2O_SCSI_DSC_ADAPTER_BUSY 0x0500 | |
126 | #define I2O_SCSI_DSC_REQUEST_INVALID 0x0600 | |
127 | #define I2O_SCSI_DSC_PATH_INVALID 0x0700 | |
128 | #define I2O_SCSI_DSC_DEVICE_NOT_PRESENT 0x0800 | |
129 | #define I2O_SCSI_DSC_UNABLE_TO_TERMINATE 0x0900 | |
130 | #define I2O_SCSI_DSC_SELECTION_TIMEOUT 0x0A00 | |
131 | #define I2O_SCSI_DSC_COMMAND_TIMEOUT 0x0B00 | |
132 | #define I2O_SCSI_DSC_MR_MESSAGE_RECEIVED 0x0D00 | |
133 | #define I2O_SCSI_DSC_SCSI_BUS_RESET 0x0E00 | |
134 | #define I2O_SCSI_DSC_PARITY_ERROR_FAILURE 0x0F00 | |
135 | #define I2O_SCSI_DSC_AUTOSENSE_FAILED 0x1000 | |
136 | #define I2O_SCSI_DSC_NO_ADAPTER 0x1100 | |
137 | #define I2O_SCSI_DSC_DATA_OVERRUN 0x1200 | |
138 | #define I2O_SCSI_DSC_UNEXPECTED_BUS_FREE 0x1300 | |
139 | #define I2O_SCSI_DSC_SEQUENCE_FAILURE 0x1400 | |
140 | #define I2O_SCSI_DSC_REQUEST_LENGTH_ERROR 0x1500 | |
141 | #define I2O_SCSI_DSC_PROVIDE_FAILURE 0x1600 | |
142 | #define I2O_SCSI_DSC_BDR_MESSAGE_SENT 0x1700 | |
143 | #define I2O_SCSI_DSC_REQUEST_TERMINATED 0x1800 | |
144 | #define I2O_SCSI_DSC_IDE_MESSAGE_SENT 0x3300 | |
145 | #define I2O_SCSI_DSC_RESOURCE_UNAVAILABLE 0x3400 | |
146 | #define I2O_SCSI_DSC_UNACKNOWLEDGED_EVENT 0x3500 | |
147 | #define I2O_SCSI_DSC_MESSAGE_RECEIVED 0x3600 | |
148 | #define I2O_SCSI_DSC_INVALID_CDB 0x3700 | |
149 | #define I2O_SCSI_DSC_LUN_INVALID 0x3800 | |
150 | #define I2O_SCSI_DSC_SCSI_TID_INVALID 0x3900 | |
151 | #define I2O_SCSI_DSC_FUNCTION_UNAVAILABLE 0x3A00 | |
152 | #define I2O_SCSI_DSC_NO_NEXUS 0x3B00 | |
153 | #define I2O_SCSI_DSC_SCSI_IID_INVALID 0x3C00 | |
154 | #define I2O_SCSI_DSC_CDB_RECEIVED 0x3D00 | |
155 | #define I2O_SCSI_DSC_LUN_ALREADY_ENABLED 0x3E00 | |
156 | #define I2O_SCSI_DSC_BUS_BUSY 0x3F00 | |
157 | #define I2O_SCSI_DSC_QUEUE_FROZEN 0x4000 | |
158 | ||
159 | ||
160 | #ifndef TRUE | |
161 | #define TRUE 1 | |
162 | #define FALSE 0 | |
163 | #endif | |
164 | ||
165 | #define HBA_FLAGS_INSTALLED_B 0x00000001 // Adapter Was Installed | |
166 | #define HBA_FLAGS_BLINKLED_B 0x00000002 // Adapter In Blink LED State | |
167 | #define HBA_FLAGS_IN_RESET 0x00000040 /* in reset */ | |
168 | #define HBA_HOSTRESET_FAILED 0x00000080 /* adpt_resethost failed */ | |
169 | ||
170 | ||
171 | // Device state flags | |
172 | #define DPTI_DEV_ONLINE 0x00 | |
173 | #define DPTI_DEV_UNSCANNED 0x01 | |
174 | #define DPTI_DEV_RESET 0x02 | |
175 | #define DPTI_DEV_OFFLINE 0x04 | |
176 | ||
177 | ||
178 | struct adpt_device { | |
179 | struct adpt_device* next_lun; | |
180 | u32 flags; | |
181 | u32 type; | |
182 | u32 capacity; | |
183 | u32 block_size; | |
184 | u8 scsi_channel; | |
185 | u8 scsi_id; | |
9cb78c16 | 186 | u64 scsi_lun; |
1da177e4 LT |
187 | u8 state; |
188 | u16 tid; | |
189 | struct i2o_device* pI2o_dev; | |
190 | struct scsi_device *pScsi_dev; | |
191 | }; | |
192 | ||
193 | struct adpt_channel { | |
194 | struct adpt_device* device[MAX_ID]; /* used as an array of 128 scsi ids */ | |
195 | u8 scsi_id; | |
196 | u8 type; | |
197 | u16 tid; | |
198 | u32 state; | |
199 | struct i2o_device* pI2o_dev; | |
200 | }; | |
201 | ||
202 | // HBA state flags | |
203 | #define DPTI_STATE_RESET (0x01) | |
1da177e4 LT |
204 | |
205 | typedef struct _adpt_hba { | |
206 | struct _adpt_hba *next; | |
207 | struct pci_dev *pDev; | |
208 | struct Scsi_Host *host; | |
209 | u32 state; | |
210 | spinlock_t state_lock; | |
211 | int unit; | |
212 | int host_no; /* SCSI host number */ | |
213 | u8 initialized; | |
214 | u8 in_use; /* is the management node open*/ | |
215 | ||
216 | char name[32]; | |
217 | char detail[55]; | |
218 | ||
219 | void __iomem *base_addr_virt; | |
220 | void __iomem *msg_addr_virt; | |
221 | ulong base_addr_phys; | |
222 | void __iomem *post_port; | |
223 | void __iomem *reply_port; | |
224 | void __iomem *irq_mask; | |
225 | u16 post_count; | |
226 | u32 post_fifo_size; | |
227 | u32 reply_fifo_size; | |
228 | u32* reply_pool; | |
67af2b06 | 229 | dma_addr_t reply_pool_pa; |
1da177e4 LT |
230 | u32 sg_tablesize; // Scatter/Gather List Size. |
231 | u8 top_scsi_channel; | |
232 | u8 top_scsi_id; | |
9cb78c16 | 233 | u64 top_scsi_lun; |
62ac5aed | 234 | u8 dma64; |
1da177e4 LT |
235 | |
236 | i2o_status_block* status_block; | |
67af2b06 | 237 | dma_addr_t status_block_pa; |
1da177e4 | 238 | i2o_hrt* hrt; |
67af2b06 | 239 | dma_addr_t hrt_pa; |
1da177e4 | 240 | i2o_lct* lct; |
67af2b06 | 241 | dma_addr_t lct_pa; |
1da177e4 LT |
242 | uint lct_size; |
243 | struct i2o_device* devices; | |
244 | struct adpt_channel channel[MAX_CHANNEL]; | |
245 | struct proc_dir_entry* proc_entry; /* /proc dir */ | |
246 | ||
247 | void __iomem *FwDebugBuffer_P; // Virtual Address Of FW Debug Buffer | |
248 | u32 FwDebugBufferSize; // FW Debug Buffer Size In Bytes | |
249 | void __iomem *FwDebugStrLength_P;// Virtual Addr Of FW Debug String Len | |
250 | void __iomem *FwDebugFlags_P; // Virtual Address Of FW Debug Flags | |
251 | void __iomem *FwDebugBLEDflag_P;// Virtual Addr Of FW Debug BLED | |
252 | void __iomem *FwDebugBLEDvalue_P;// Virtual Addr Of FW Debug BLED | |
253 | u32 FwDebugFlags; | |
62ac5aed | 254 | u32 *ioctl_reply_context[4]; |
1da177e4 LT |
255 | } adpt_hba; |
256 | ||
257 | struct sg_simple_element { | |
258 | u32 flag_count; | |
259 | u32 addr_bus; | |
260 | }; | |
261 | ||
262 | /* | |
263 | * Function Prototypes | |
264 | */ | |
265 | ||
266 | static void adpt_i2o_sys_shutdown(void); | |
267 | static int adpt_init(void); | |
268 | static int adpt_i2o_build_sys_table(void); | |
7d12e780 | 269 | static irqreturn_t adpt_isr(int irq, void *dev_id); |
1da177e4 LT |
270 | |
271 | static void adpt_i2o_report_hba_unit(adpt_hba* pHba, struct i2o_device *d); | |
272 | static int adpt_i2o_query_scalar(adpt_hba* pHba, int tid, | |
273 | int group, int field, void *buf, int buflen); | |
274 | #ifdef DEBUG | |
275 | static const char *adpt_i2o_get_class_name(int class); | |
276 | #endif | |
277 | static int adpt_i2o_issue_params(int cmd, adpt_hba* pHba, int tid, | |
67af2b06 MS |
278 | void *opblk, dma_addr_t opblk_pa, int oplen, |
279 | void *resblk, dma_addr_t resblk_pa, int reslen); | |
1da177e4 LT |
280 | static int adpt_i2o_post_wait(adpt_hba* pHba, u32* msg, int len, int timeout); |
281 | static int adpt_i2o_lct_get(adpt_hba* pHba); | |
282 | static int adpt_i2o_parse_lct(adpt_hba* pHba); | |
283 | static int adpt_i2o_activate_hba(adpt_hba* pHba); | |
284 | static int adpt_i2o_enable_hba(adpt_hba* pHba); | |
285 | static int adpt_i2o_install_device(adpt_hba* pHba, struct i2o_device *d); | |
286 | static s32 adpt_i2o_post_this(adpt_hba* pHba, u32* data, int len); | |
287 | static s32 adpt_i2o_quiesce_hba(adpt_hba* pHba); | |
288 | static s32 adpt_i2o_status_get(adpt_hba* pHba); | |
289 | static s32 adpt_i2o_init_outbound_q(adpt_hba* pHba); | |
290 | static s32 adpt_i2o_hrt_get(adpt_hba* pHba); | |
291 | static s32 adpt_scsi_to_i2o(adpt_hba* pHba, struct scsi_cmnd* cmd, struct adpt_device* dptdevice); | |
1c2fb3f3 | 292 | static s32 adpt_i2o_to_scsi(void __iomem *reply, struct scsi_cmnd* cmd); |
c864cb14 | 293 | static s32 adpt_scsi_host_alloc(adpt_hba* pHba,struct scsi_host_template * sht); |
1da177e4 LT |
294 | static s32 adpt_hba_reset(adpt_hba* pHba); |
295 | static s32 adpt_i2o_reset_hba(adpt_hba* pHba); | |
296 | static s32 adpt_rescan(adpt_hba* pHba); | |
297 | static s32 adpt_i2o_reparse_lct(adpt_hba* pHba); | |
298 | static s32 adpt_send_nop(adpt_hba*pHba,u32 m); | |
299 | static void adpt_i2o_delete_hba(adpt_hba* pHba); | |
300 | static void adpt_inquiry(adpt_hba* pHba); | |
301 | static void adpt_fail_posted_scbs(adpt_hba* pHba); | |
9cb78c16 | 302 | static struct adpt_device* adpt_find_device(adpt_hba* pHba, u32 chan, u32 id, u64 lun); |
24601bbc | 303 | static int adpt_install_hba(struct scsi_host_template* sht, struct pci_dev* pDev) ; |
1da177e4 LT |
304 | static int adpt_i2o_online_hba(adpt_hba* pHba); |
305 | static void adpt_i2o_post_wait_complete(u32, int); | |
306 | static int adpt_i2o_systab_send(adpt_hba* pHba); | |
307 | ||
308 | static int adpt_ioctl(struct inode *inode, struct file *file, uint cmd, ulong arg); | |
309 | static int adpt_open(struct inode *inode, struct file *file); | |
310 | static int adpt_close(struct inode *inode, struct file *file); | |
311 | ||
312 | ||
313 | #ifdef UARTDELAY | |
314 | static void adpt_delay(int millisec); | |
315 | #endif | |
316 | ||
1da177e4 LT |
317 | #define PRINT_BUFFER_SIZE 512 |
318 | ||
319 | #define HBA_FLAGS_DBG_FLAGS_MASK 0xffff0000 // Mask for debug flags | |
320 | #define HBA_FLAGS_DBG_KERNEL_PRINT_B 0x00010000 // Kernel Debugger Print | |
321 | #define HBA_FLAGS_DBG_FW_PRINT_B 0x00020000 // Firmware Debugger Print | |
322 | #define HBA_FLAGS_DBG_FUNCTION_ENTRY_B 0x00040000 // Function Entry Point | |
323 | #define HBA_FLAGS_DBG_FUNCTION_EXIT_B 0x00080000 // Function Exit | |
324 | #define HBA_FLAGS_DBG_ERROR_B 0x00100000 // Error Conditions | |
325 | #define HBA_FLAGS_DBG_INIT_B 0x00200000 // Init Prints | |
326 | #define HBA_FLAGS_DBG_OS_COMMANDS_B 0x00400000 // OS Command Info | |
327 | #define HBA_FLAGS_DBG_SCAN_B 0x00800000 // Device Scan | |
328 | ||
329 | #define FW_DEBUG_STR_LENGTH_OFFSET 0 | |
330 | #define FW_DEBUG_FLAGS_OFFSET 4 | |
331 | #define FW_DEBUG_BLED_OFFSET 8 | |
332 | ||
333 | #define FW_DEBUG_FLAGS_NO_HEADERS_B 0x01 | |
24601bbc | 334 | #endif /* !HOSTS_C */ |
1da177e4 | 335 | #endif /* _DPT_H */ |