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1 | /* SPDX-License-Identifier: GPL-2.0 */ |
2 | /* | |
77266186 HR |
3 | * Linux Driver for Mylex DAC960/AcceleRAID/eXtremeRAID PCI RAID Controllers |
4 | * | |
5 | * This driver supports the newer, SCSI-based firmware interface only. | |
6 | * | |
7 | * Copyright 2018 Hannes Reinecke, SUSE Linux GmbH <hare@suse.com> | |
8 | * | |
9 | * Based on the original DAC960 driver, which has | |
10 | * Copyright 1998-2001 by Leonard N. Zubkoff <lnz@dandelion.com> | |
11 | * Portions Copyright 2002 by Mylex (An IBM Business Unit) | |
12 | */ | |
13 | ||
14 | #ifndef _MYRS_H | |
15 | #define _MYRS_H | |
16 | ||
17 | #define MYRS_MAILBOX_TIMEOUT 1000000 | |
18 | ||
19 | #define MYRS_DCMD_TAG 1 | |
20 | #define MYRS_MCMD_TAG 2 | |
21 | ||
22 | #define MYRS_LINE_BUFFER_SIZE 128 | |
23 | ||
24 | #define MYRS_PRIMARY_MONITOR_INTERVAL (10 * HZ) | |
25 | #define MYRS_SECONDARY_MONITOR_INTERVAL (60 * HZ) | |
26 | ||
27 | /* Maximum number of Scatter/Gather Segments supported */ | |
28 | #define MYRS_SG_LIMIT 128 | |
29 | ||
30 | /* | |
31 | * Number of Command and Status Mailboxes used by the | |
32 | * DAC960 V2 Firmware Memory Mailbox Interface. | |
33 | */ | |
34 | #define MYRS_MAX_CMD_MBOX 512 | |
35 | #define MYRS_MAX_STAT_MBOX 512 | |
36 | ||
37 | #define MYRS_DCDB_SIZE 16 | |
38 | #define MYRS_SENSE_SIZE 14 | |
39 | ||
40 | /* | |
41 | * DAC960 V2 Firmware Command Opcodes. | |
42 | */ | |
43 | enum myrs_cmd_opcode { | |
44 | MYRS_CMD_OP_MEMCOPY = 0x01, | |
45 | MYRS_CMD_OP_SCSI_10_PASSTHRU = 0x02, | |
46 | MYRS_CMD_OP_SCSI_255_PASSTHRU = 0x03, | |
47 | MYRS_CMD_OP_SCSI_10 = 0x04, | |
48 | MYRS_CMD_OP_SCSI_256 = 0x05, | |
49 | MYRS_CMD_OP_IOCTL = 0x20, | |
50 | } __packed; | |
51 | ||
52 | /* | |
53 | * DAC960 V2 Firmware IOCTL Opcodes. | |
54 | */ | |
55 | enum myrs_ioctl_opcode { | |
56 | MYRS_IOCTL_GET_CTLR_INFO = 0x01, | |
57 | MYRS_IOCTL_GET_LDEV_INFO_VALID = 0x03, | |
58 | MYRS_IOCTL_GET_PDEV_INFO_VALID = 0x05, | |
59 | MYRS_IOCTL_GET_HEALTH_STATUS = 0x11, | |
60 | MYRS_IOCTL_GET_EVENT = 0x15, | |
61 | MYRS_IOCTL_START_DISCOVERY = 0x81, | |
62 | MYRS_IOCTL_SET_DEVICE_STATE = 0x82, | |
63 | MYRS_IOCTL_INIT_PDEV_START = 0x84, | |
64 | MYRS_IOCTL_INIT_PDEV_STOP = 0x85, | |
65 | MYRS_IOCTL_INIT_LDEV_START = 0x86, | |
66 | MYRS_IOCTL_INIT_LDEV_STOP = 0x87, | |
67 | MYRS_IOCTL_RBLD_DEVICE_START = 0x88, | |
68 | MYRS_IOCTL_RBLD_DEVICE_STOP = 0x89, | |
69 | MYRS_IOCTL_MAKE_CONSISTENT_START = 0x8A, | |
70 | MYRS_IOCTL_MAKE_CONSISTENT_STOP = 0x8B, | |
71 | MYRS_IOCTL_CC_START = 0x8C, | |
72 | MYRS_IOCTL_CC_STOP = 0x8D, | |
73 | MYRS_IOCTL_SET_MEM_MBOX = 0x8E, | |
74 | MYRS_IOCTL_RESET_DEVICE = 0x90, | |
75 | MYRS_IOCTL_FLUSH_DEVICE_DATA = 0x91, | |
76 | MYRS_IOCTL_PAUSE_DEVICE = 0x92, | |
77 | MYRS_IOCTL_UNPAUS_EDEVICE = 0x93, | |
78 | MYRS_IOCTL_LOCATE_DEVICE = 0x94, | |
79 | MYRS_IOCTL_CREATE_CONFIGURATION = 0xC0, | |
80 | MYRS_IOCTL_DELETE_LDEV = 0xC1, | |
81 | MYRS_IOCTL_REPLACE_INTERNALDEVICE = 0xC2, | |
82 | MYRS_IOCTL_RENAME_LDEV = 0xC3, | |
83 | MYRS_IOCTL_ADD_CONFIGURATION = 0xC4, | |
84 | MYRS_IOCTL_XLATE_PDEV_TO_LDEV = 0xC5, | |
85 | MYRS_IOCTL_CLEAR_CONFIGURATION = 0xCA, | |
86 | } __packed; | |
87 | ||
88 | /* | |
89 | * DAC960 V2 Firmware Command Status Codes. | |
90 | */ | |
91 | #define MYRS_STATUS_SUCCESS 0x00 | |
92 | #define MYRS_STATUS_FAILED 0x02 | |
93 | #define MYRS_STATUS_DEVICE_BUSY 0x08 | |
94 | #define MYRS_STATUS_DEVICE_NON_RESPONSIVE 0x0E | |
95 | #define MYRS_STATUS_DEVICE_NON_RESPONSIVE2 0x0F | |
96 | #define MYRS_STATUS_RESERVATION_CONFLICT 0x18 | |
97 | ||
98 | /* | |
99 | * DAC960 V2 Firmware Memory Type structure. | |
100 | */ | |
101 | struct myrs_mem_type { | |
102 | enum { | |
103 | MYRS_MEMTYPE_RESERVED = 0x00, | |
104 | MYRS_MEMTYPE_DRAM = 0x01, | |
105 | MYRS_MEMTYPE_EDRAM = 0x02, | |
106 | MYRS_MEMTYPE_EDO = 0x03, | |
107 | MYRS_MEMTYPE_SDRAM = 0x04, | |
108 | MYRS_MEMTYPE_LAST = 0x1F, | |
109 | } __packed mem_type:5; /* Byte 0 Bits 0-4 */ | |
110 | unsigned rsvd:1; /* Byte 0 Bit 5 */ | |
111 | unsigned mem_parity:1; /* Byte 0 Bit 6 */ | |
112 | unsigned mem_ecc:1; /* Byte 0 Bit 7 */ | |
113 | }; | |
114 | ||
115 | /* | |
116 | * DAC960 V2 Firmware Processor Type structure. | |
117 | */ | |
118 | enum myrs_cpu_type { | |
119 | MYRS_CPUTYPE_i960CA = 0x01, | |
120 | MYRS_CPUTYPE_i960RD = 0x02, | |
121 | MYRS_CPUTYPE_i960RN = 0x03, | |
122 | MYRS_CPUTYPE_i960RP = 0x04, | |
123 | MYRS_CPUTYPE_NorthBay = 0x05, | |
124 | MYRS_CPUTYPE_StrongArm = 0x06, | |
125 | MYRS_CPUTYPE_i960RM = 0x07, | |
126 | } __packed; | |
127 | ||
128 | /* | |
129 | * DAC960 V2 Firmware Get Controller Info reply structure. | |
130 | */ | |
131 | struct myrs_ctlr_info { | |
132 | unsigned char rsvd1; /* Byte 0 */ | |
133 | enum { | |
134 | MYRS_SCSI_BUS = 0x00, | |
135 | MYRS_Fibre_BUS = 0x01, | |
136 | MYRS_PCI_BUS = 0x03 | |
137 | } __packed bus; /* Byte 1 */ | |
138 | enum { | |
139 | MYRS_CTLR_DAC960E = 0x01, | |
140 | MYRS_CTLR_DAC960M = 0x08, | |
141 | MYRS_CTLR_DAC960PD = 0x10, | |
142 | MYRS_CTLR_DAC960PL = 0x11, | |
143 | MYRS_CTLR_DAC960PU = 0x12, | |
144 | MYRS_CTLR_DAC960PE = 0x13, | |
145 | MYRS_CTLR_DAC960PG = 0x14, | |
146 | MYRS_CTLR_DAC960PJ = 0x15, | |
147 | MYRS_CTLR_DAC960PTL0 = 0x16, | |
148 | MYRS_CTLR_DAC960PR = 0x17, | |
149 | MYRS_CTLR_DAC960PRL = 0x18, | |
150 | MYRS_CTLR_DAC960PT = 0x19, | |
151 | MYRS_CTLR_DAC1164P = 0x1A, | |
152 | MYRS_CTLR_DAC960PTL1 = 0x1B, | |
153 | MYRS_CTLR_EXR2000P = 0x1C, | |
154 | MYRS_CTLR_EXR3000P = 0x1D, | |
155 | MYRS_CTLR_ACCELERAID352 = 0x1E, | |
156 | MYRS_CTLR_ACCELERAID170 = 0x1F, | |
157 | MYRS_CTLR_ACCELERAID160 = 0x20, | |
158 | MYRS_CTLR_DAC960S = 0x60, | |
159 | MYRS_CTLR_DAC960SU = 0x61, | |
160 | MYRS_CTLR_DAC960SX = 0x62, | |
161 | MYRS_CTLR_DAC960SF = 0x63, | |
162 | MYRS_CTLR_DAC960SS = 0x64, | |
163 | MYRS_CTLR_DAC960FL = 0x65, | |
164 | MYRS_CTLR_DAC960LL = 0x66, | |
165 | MYRS_CTLR_DAC960FF = 0x67, | |
166 | MYRS_CTLR_DAC960HP = 0x68, | |
167 | MYRS_CTLR_RAIDBRICK = 0x69, | |
168 | MYRS_CTLR_METEOR_FL = 0x6A, | |
169 | MYRS_CTLR_METEOR_FF = 0x6B | |
170 | } __packed ctlr_type; /* Byte 2 */ | |
171 | unsigned char rsvd2; /* Byte 3 */ | |
172 | unsigned short bus_speed_mhz; /* Bytes 4-5 */ | |
173 | unsigned char bus_width; /* Byte 6 */ | |
174 | unsigned char flash_code; /* Byte 7 */ | |
175 | unsigned char ports_present; /* Byte 8 */ | |
176 | unsigned char rsvd3[7]; /* Bytes 9-15 */ | |
177 | unsigned char bus_name[16]; /* Bytes 16-31 */ | |
178 | unsigned char ctlr_name[16]; /* Bytes 32-47 */ | |
179 | unsigned char rsvd4[16]; /* Bytes 48-63 */ | |
180 | /* Firmware Release Information */ | |
181 | unsigned char fw_major_version; /* Byte 64 */ | |
182 | unsigned char fw_minor_version; /* Byte 65 */ | |
183 | unsigned char fw_turn_number; /* Byte 66 */ | |
184 | unsigned char fw_build_number; /* Byte 67 */ | |
185 | unsigned char fw_release_day; /* Byte 68 */ | |
186 | unsigned char fw_release_month; /* Byte 69 */ | |
187 | unsigned char fw_release_year_hi; /* Byte 70 */ | |
188 | unsigned char fw_release_year_lo; /* Byte 71 */ | |
189 | /* Hardware Release Information */ | |
190 | unsigned char hw_rev; /* Byte 72 */ | |
191 | unsigned char rsvd5[3]; /* Bytes 73-75 */ | |
192 | unsigned char hw_release_day; /* Byte 76 */ | |
193 | unsigned char hw_release_month; /* Byte 77 */ | |
194 | unsigned char hw_release_year_hi; /* Byte 78 */ | |
195 | unsigned char hw_release_year_lo; /* Byte 79 */ | |
196 | /* Hardware Manufacturing Information */ | |
197 | unsigned char manuf_batch_num; /* Byte 80 */ | |
198 | unsigned char rsvd6; /* Byte 81 */ | |
199 | unsigned char manuf_plant_num; /* Byte 82 */ | |
200 | unsigned char rsvd7; /* Byte 83 */ | |
201 | unsigned char hw_manuf_day; /* Byte 84 */ | |
202 | unsigned char hw_manuf_month; /* Byte 85 */ | |
203 | unsigned char hw_manuf_year_hi; /* Byte 86 */ | |
204 | unsigned char hw_manuf_year_lo; /* Byte 87 */ | |
205 | unsigned char max_pd_per_xld; /* Byte 88 */ | |
206 | unsigned char max_ild_per_xld; /* Byte 89 */ | |
207 | unsigned short nvram_size_kb; /* Bytes 90-91 */ | |
208 | unsigned char max_xld; /* Byte 92 */ | |
209 | unsigned char rsvd8[3]; /* Bytes 93-95 */ | |
210 | /* Unique Information per Controller */ | |
211 | unsigned char serial_number[16]; /* Bytes 96-111 */ | |
212 | unsigned char rsvd9[16]; /* Bytes 112-127 */ | |
213 | /* Vendor Information */ | |
214 | unsigned char rsvd10[3]; /* Bytes 128-130 */ | |
215 | unsigned char oem_code; /* Byte 131 */ | |
216 | unsigned char vendor[16]; /* Bytes 132-147 */ | |
217 | /* Other Physical/Controller/Operation Information */ | |
218 | unsigned char bbu_present:1; /* Byte 148 Bit 0 */ | |
219 | unsigned char cluster_mode:1; /* Byte 148 Bit 1 */ | |
220 | unsigned char rsvd11:6; /* Byte 148 Bits 2-7 */ | |
221 | unsigned char rsvd12[3]; /* Bytes 149-151 */ | |
222 | /* Physical Device Scan Information */ | |
223 | unsigned char pscan_active:1; /* Byte 152 Bit 0 */ | |
224 | unsigned char rsvd13:7; /* Byte 152 Bits 1-7 */ | |
225 | unsigned char pscan_chan; /* Byte 153 */ | |
226 | unsigned char pscan_target; /* Byte 154 */ | |
227 | unsigned char pscan_lun; /* Byte 155 */ | |
228 | /* Maximum Command Data Transfer Sizes */ | |
229 | unsigned short max_transfer_size; /* Bytes 156-157 */ | |
230 | unsigned short max_sge; /* Bytes 158-159 */ | |
231 | /* Logical/Physical Device Counts */ | |
232 | unsigned short ldev_present; /* Bytes 160-161 */ | |
233 | unsigned short ldev_critical; /* Bytes 162-163 */ | |
234 | unsigned short ldev_offline; /* Bytes 164-165 */ | |
235 | unsigned short pdev_present; /* Bytes 166-167 */ | |
236 | unsigned short pdisk_present; /* Bytes 168-169 */ | |
237 | unsigned short pdisk_critical; /* Bytes 170-171 */ | |
238 | unsigned short pdisk_offline; /* Bytes 172-173 */ | |
239 | unsigned short max_tcq; /* Bytes 174-175 */ | |
240 | /* Channel and Target ID Information */ | |
241 | unsigned char physchan_present; /* Byte 176 */ | |
242 | unsigned char virtchan_present; /* Byte 177 */ | |
243 | unsigned char physchan_max; /* Byte 178 */ | |
244 | unsigned char virtchan_max; /* Byte 179 */ | |
245 | unsigned char max_targets[16]; /* Bytes 180-195 */ | |
246 | unsigned char rsvd14[12]; /* Bytes 196-207 */ | |
247 | /* Memory/Cache Information */ | |
248 | unsigned short mem_size_mb; /* Bytes 208-209 */ | |
249 | unsigned short cache_size_mb; /* Bytes 210-211 */ | |
250 | unsigned int valid_cache_bytes; /* Bytes 212-215 */ | |
251 | unsigned int dirty_cache_bytes; /* Bytes 216-219 */ | |
252 | unsigned short mem_speed_mhz; /* Bytes 220-221 */ | |
253 | unsigned char mem_data_width; /* Byte 222 */ | |
254 | struct myrs_mem_type mem_type; /* Byte 223 */ | |
255 | unsigned char cache_mem_type_name[16]; /* Bytes 224-239 */ | |
256 | /* Execution Memory Information */ | |
257 | unsigned short exec_mem_size_mb; /* Bytes 240-241 */ | |
258 | unsigned short exec_l2_cache_size_mb; /* Bytes 242-243 */ | |
259 | unsigned char rsvd15[8]; /* Bytes 244-251 */ | |
260 | unsigned short exec_mem_speed_mhz; /* Bytes 252-253 */ | |
261 | unsigned char exec_mem_data_width; /* Byte 254 */ | |
262 | struct myrs_mem_type exec_mem_type; /* Byte 255 */ | |
263 | unsigned char exec_mem_type_name[16]; /* Bytes 256-271 */ | |
264 | /* CPU Type Information */ | |
265 | struct { /* Bytes 272-335 */ | |
266 | unsigned short cpu_speed_mhz; | |
267 | enum myrs_cpu_type cpu_type; | |
268 | unsigned char cpu_count; | |
269 | unsigned char rsvd16[12]; | |
270 | unsigned char cpu_name[16]; | |
271 | } __packed cpu[2]; | |
272 | /* Debugging/Profiling/Command Time Tracing Information */ | |
273 | unsigned short cur_prof_page_num; /* Bytes 336-337 */ | |
274 | unsigned short num_prof_waiters; /* Bytes 338-339 */ | |
275 | unsigned short cur_trace_page_num; /* Bytes 340-341 */ | |
276 | unsigned short num_trace_waiters; /* Bytes 342-343 */ | |
277 | unsigned char rsvd18[8]; /* Bytes 344-351 */ | |
278 | /* Error Counters on Physical Devices */ | |
279 | unsigned short pdev_bus_resets; /* Bytes 352-353 */ | |
280 | unsigned short pdev_parity_errors; /* Bytes 355-355 */ | |
281 | unsigned short pdev_soft_errors; /* Bytes 356-357 */ | |
282 | unsigned short pdev_cmds_failed; /* Bytes 358-359 */ | |
283 | unsigned short pdev_misc_errors; /* Bytes 360-361 */ | |
284 | unsigned short pdev_cmd_timeouts; /* Bytes 362-363 */ | |
285 | unsigned short pdev_sel_timeouts; /* Bytes 364-365 */ | |
286 | unsigned short pdev_retries_done; /* Bytes 366-367 */ | |
287 | unsigned short pdev_aborts_done; /* Bytes 368-369 */ | |
288 | unsigned short pdev_host_aborts_done; /* Bytes 370-371 */ | |
289 | unsigned short pdev_predicted_failures; /* Bytes 372-373 */ | |
290 | unsigned short pdev_host_cmds_failed; /* Bytes 374-375 */ | |
291 | unsigned short pdev_hard_errors; /* Bytes 376-377 */ | |
292 | unsigned char rsvd19[6]; /* Bytes 378-383 */ | |
293 | /* Error Counters on Logical Devices */ | |
294 | unsigned short ldev_soft_errors; /* Bytes 384-385 */ | |
295 | unsigned short ldev_cmds_failed; /* Bytes 386-387 */ | |
296 | unsigned short ldev_host_aborts_done; /* Bytes 388-389 */ | |
297 | unsigned char rsvd20[2]; /* Bytes 390-391 */ | |
298 | /* Error Counters on Controller */ | |
299 | unsigned short ctlr_mem_errors; /* Bytes 392-393 */ | |
300 | unsigned short ctlr_host_aborts_done; /* Bytes 394-395 */ | |
301 | unsigned char rsvd21[4]; /* Bytes 396-399 */ | |
302 | /* Long Duration Activity Information */ | |
303 | unsigned short bg_init_active; /* Bytes 400-401 */ | |
304 | unsigned short ldev_init_active; /* Bytes 402-403 */ | |
305 | unsigned short pdev_init_active; /* Bytes 404-405 */ | |
306 | unsigned short cc_active; /* Bytes 406-407 */ | |
307 | unsigned short rbld_active; /* Bytes 408-409 */ | |
308 | unsigned short exp_active; /* Bytes 410-411 */ | |
309 | unsigned short patrol_active; /* Bytes 412-413 */ | |
310 | unsigned char rsvd22[2]; /* Bytes 414-415 */ | |
311 | /* Flash ROM Information */ | |
312 | unsigned char flash_type; /* Byte 416 */ | |
313 | unsigned char rsvd23; /* Byte 417 */ | |
314 | unsigned short flash_size_MB; /* Bytes 418-419 */ | |
315 | unsigned int flash_limit; /* Bytes 420-423 */ | |
316 | unsigned int flash_count; /* Bytes 424-427 */ | |
317 | unsigned char rsvd24[4]; /* Bytes 428-431 */ | |
318 | unsigned char flash_type_name[16]; /* Bytes 432-447 */ | |
319 | /* Firmware Run Time Information */ | |
320 | unsigned char rbld_rate; /* Byte 448 */ | |
321 | unsigned char bg_init_rate; /* Byte 449 */ | |
322 | unsigned char fg_init_rate; /* Byte 450 */ | |
323 | unsigned char cc_rate; /* Byte 451 */ | |
324 | unsigned char rsvd25[4]; /* Bytes 452-455 */ | |
325 | unsigned int max_dp; /* Bytes 456-459 */ | |
326 | unsigned int free_dp; /* Bytes 460-463 */ | |
327 | unsigned int max_iop; /* Bytes 464-467 */ | |
328 | unsigned int free_iop; /* Bytes 468-471 */ | |
329 | unsigned short max_combined_len; /* Bytes 472-473 */ | |
330 | unsigned short num_cfg_groups; /* Bytes 474-475 */ | |
331 | unsigned installation_abort_status:1; /* Byte 476 Bit 0 */ | |
332 | unsigned maint_mode_status:1; /* Byte 476 Bit 1 */ | |
333 | unsigned rsvd26:6; /* Byte 476 Bits 2-7 */ | |
334 | unsigned char rsvd27[6]; /* Bytes 477-511 */ | |
335 | unsigned char rsvd28[512]; /* Bytes 512-1023 */ | |
336 | }; | |
337 | ||
338 | /* | |
339 | * DAC960 V2 Firmware Device State type. | |
340 | */ | |
341 | enum myrs_devstate { | |
342 | MYRS_DEVICE_UNCONFIGURED = 0x00, | |
343 | MYRS_DEVICE_ONLINE = 0x01, | |
344 | MYRS_DEVICE_REBUILD = 0x03, | |
345 | MYRS_DEVICE_MISSING = 0x04, | |
346 | MYRS_DEVICE_SUSPECTED_CRITICAL = 0x05, | |
347 | MYRS_DEVICE_OFFLINE = 0x08, | |
348 | MYRS_DEVICE_CRITICAL = 0x09, | |
349 | MYRS_DEVICE_SUSPECTED_DEAD = 0x0C, | |
350 | MYRS_DEVICE_COMMANDED_OFFLINE = 0x10, | |
351 | MYRS_DEVICE_STANDBY = 0x21, | |
352 | MYRS_DEVICE_INVALID_STATE = 0xFF, | |
353 | } __packed; | |
354 | ||
355 | /* | |
356 | * DAC960 V2 RAID Levels | |
357 | */ | |
358 | enum myrs_raid_level { | |
359 | MYRS_RAID_LEVEL0 = 0x0, /* RAID 0 */ | |
360 | MYRS_RAID_LEVEL1 = 0x1, /* RAID 1 */ | |
361 | MYRS_RAID_LEVEL3 = 0x3, /* RAID 3 right asymmetric parity */ | |
362 | MYRS_RAID_LEVEL5 = 0x5, /* RAID 5 right asymmetric parity */ | |
363 | MYRS_RAID_LEVEL6 = 0x6, /* RAID 6 (Mylex RAID 6) */ | |
364 | MYRS_RAID_JBOD = 0x7, /* RAID 7 (JBOD) */ | |
365 | MYRS_RAID_NEWSPAN = 0x8, /* New Mylex SPAN */ | |
366 | MYRS_RAID_LEVEL3F = 0x9, /* RAID 3 fixed parity */ | |
367 | MYRS_RAID_LEVEL3L = 0xb, /* RAID 3 left symmetric parity */ | |
368 | MYRS_RAID_SPAN = 0xc, /* current spanning implementation */ | |
369 | MYRS_RAID_LEVEL5L = 0xd, /* RAID 5 left symmetric parity */ | |
370 | MYRS_RAID_LEVELE = 0xe, /* RAID E (concatenation) */ | |
371 | MYRS_RAID_PHYSICAL = 0xf, /* physical device */ | |
372 | } __packed; | |
373 | ||
374 | enum myrs_stripe_size { | |
375 | MYRS_STRIPE_SIZE_0 = 0x0, /* no stripe (RAID 1, RAID 7, etc) */ | |
376 | MYRS_STRIPE_SIZE_512B = 0x1, | |
377 | MYRS_STRIPE_SIZE_1K = 0x2, | |
378 | MYRS_STRIPE_SIZE_2K = 0x3, | |
379 | MYRS_STRIPE_SIZE_4K = 0x4, | |
380 | MYRS_STRIPE_SIZE_8K = 0x5, | |
381 | MYRS_STRIPE_SIZE_16K = 0x6, | |
382 | MYRS_STRIPE_SIZE_32K = 0x7, | |
383 | MYRS_STRIPE_SIZE_64K = 0x8, | |
384 | MYRS_STRIPE_SIZE_128K = 0x9, | |
385 | MYRS_STRIPE_SIZE_256K = 0xa, | |
386 | MYRS_STRIPE_SIZE_512K = 0xb, | |
387 | MYRS_STRIPE_SIZE_1M = 0xc, | |
388 | } __packed; | |
389 | ||
390 | enum myrs_cacheline_size { | |
391 | MYRS_CACHELINE_ZERO = 0x0, /* caching cannot be enabled */ | |
392 | MYRS_CACHELINE_512B = 0x1, | |
393 | MYRS_CACHELINE_1K = 0x2, | |
394 | MYRS_CACHELINE_2K = 0x3, | |
395 | MYRS_CACHELINE_4K = 0x4, | |
396 | MYRS_CACHELINE_8K = 0x5, | |
397 | MYRS_CACHELINE_16K = 0x6, | |
398 | MYRS_CACHELINE_32K = 0x7, | |
399 | MYRS_CACHELINE_64K = 0x8, | |
400 | } __packed; | |
401 | ||
402 | /* | |
403 | * DAC960 V2 Firmware Get Logical Device Info reply structure. | |
404 | */ | |
405 | struct myrs_ldev_info { | |
406 | unsigned char ctlr; /* Byte 0 */ | |
407 | unsigned char channel; /* Byte 1 */ | |
408 | unsigned char target; /* Byte 2 */ | |
409 | unsigned char lun; /* Byte 3 */ | |
410 | enum myrs_devstate dev_state; /* Byte 4 */ | |
411 | unsigned char raid_level; /* Byte 5 */ | |
412 | enum myrs_stripe_size stripe_size; /* Byte 6 */ | |
413 | enum myrs_cacheline_size cacheline_size; /* Byte 7 */ | |
414 | struct { | |
415 | enum { | |
416 | MYRS_READCACHE_DISABLED = 0x0, | |
417 | MYRS_READCACHE_ENABLED = 0x1, | |
418 | MYRS_READAHEAD_ENABLED = 0x2, | |
419 | MYRS_INTELLIGENT_READAHEAD_ENABLED = 0x3, | |
420 | MYRS_READCACHE_LAST = 0x7, | |
421 | } __packed rce:3; /* Byte 8 Bits 0-2 */ | |
422 | enum { | |
423 | MYRS_WRITECACHE_DISABLED = 0x0, | |
424 | MYRS_LOGICALDEVICE_RO = 0x1, | |
425 | MYRS_WRITECACHE_ENABLED = 0x2, | |
426 | MYRS_INTELLIGENT_WRITECACHE_ENABLED = 0x3, | |
427 | MYRS_WRITECACHE_LAST = 0x7, | |
428 | } __packed wce:3; /* Byte 8 Bits 3-5 */ | |
429 | unsigned rsvd1:1; /* Byte 8 Bit 6 */ | |
430 | unsigned ldev_init_done:1; /* Byte 8 Bit 7 */ | |
431 | } ldev_control; /* Byte 8 */ | |
432 | /* Logical Device Operations Status */ | |
433 | unsigned char cc_active:1; /* Byte 9 Bit 0 */ | |
434 | unsigned char rbld_active:1; /* Byte 9 Bit 1 */ | |
435 | unsigned char bg_init_active:1; /* Byte 9 Bit 2 */ | |
436 | unsigned char fg_init_active:1; /* Byte 9 Bit 3 */ | |
437 | unsigned char migration_active:1; /* Byte 9 Bit 4 */ | |
438 | unsigned char patrol_active:1; /* Byte 9 Bit 5 */ | |
439 | unsigned char rsvd2:2; /* Byte 9 Bits 6-7 */ | |
440 | unsigned char raid5_writeupdate; /* Byte 10 */ | |
441 | unsigned char raid5_algo; /* Byte 11 */ | |
442 | unsigned short ldev_num; /* Bytes 12-13 */ | |
443 | /* BIOS Info */ | |
444 | unsigned char bios_disabled:1; /* Byte 14 Bit 0 */ | |
445 | unsigned char cdrom_boot:1; /* Byte 14 Bit 1 */ | |
446 | unsigned char drv_coercion:1; /* Byte 14 Bit 2 */ | |
447 | unsigned char write_same_disabled:1; /* Byte 14 Bit 3 */ | |
448 | unsigned char hba_mode:1; /* Byte 14 Bit 4 */ | |
449 | enum { | |
450 | MYRS_GEOMETRY_128_32 = 0x0, | |
451 | MYRS_GEOMETRY_255_63 = 0x1, | |
452 | MYRS_GEOMETRY_RSVD1 = 0x2, | |
453 | MYRS_GEOMETRY_RSVD2 = 0x3 | |
454 | } __packed drv_geom:2; /* Byte 14 Bits 5-6 */ | |
455 | unsigned char super_ra_enabled:1; /* Byte 14 Bit 7 */ | |
456 | unsigned char rsvd3; /* Byte 15 */ | |
457 | /* Error Counters */ | |
458 | unsigned short soft_errs; /* Bytes 16-17 */ | |
459 | unsigned short cmds_failed; /* Bytes 18-19 */ | |
460 | unsigned short cmds_aborted; /* Bytes 20-21 */ | |
461 | unsigned short deferred_write_errs; /* Bytes 22-23 */ | |
462 | unsigned int rsvd4; /* Bytes 24-27 */ | |
463 | unsigned int rsvd5; /* Bytes 28-31 */ | |
464 | /* Device Size Information */ | |
465 | unsigned short rsvd6; /* Bytes 32-33 */ | |
466 | unsigned short devsize_bytes; /* Bytes 34-35 */ | |
467 | unsigned int orig_devsize; /* Bytes 36-39 */ | |
468 | unsigned int cfg_devsize; /* Bytes 40-43 */ | |
469 | unsigned int rsvd7; /* Bytes 44-47 */ | |
470 | unsigned char ldev_name[32]; /* Bytes 48-79 */ | |
471 | unsigned char inquiry[36]; /* Bytes 80-115 */ | |
472 | unsigned char rsvd8[12]; /* Bytes 116-127 */ | |
473 | u64 last_read_lba; /* Bytes 128-135 */ | |
474 | u64 last_write_lba; /* Bytes 136-143 */ | |
475 | u64 cc_lba; /* Bytes 144-151 */ | |
476 | u64 rbld_lba; /* Bytes 152-159 */ | |
477 | u64 bg_init_lba; /* Bytes 160-167 */ | |
478 | u64 fg_init_lba; /* Bytes 168-175 */ | |
479 | u64 migration_lba; /* Bytes 176-183 */ | |
480 | u64 patrol_lba; /* Bytes 184-191 */ | |
481 | unsigned char rsvd9[64]; /* Bytes 192-255 */ | |
482 | }; | |
483 | ||
484 | /* | |
485 | * DAC960 V2 Firmware Get Physical Device Info reply structure. | |
486 | */ | |
487 | struct myrs_pdev_info { | |
488 | unsigned char rsvd1; /* Byte 0 */ | |
489 | unsigned char channel; /* Byte 1 */ | |
490 | unsigned char target; /* Byte 2 */ | |
491 | unsigned char lun; /* Byte 3 */ | |
492 | /* Configuration Status Bits */ | |
493 | unsigned char pdev_fault_tolerant:1; /* Byte 4 Bit 0 */ | |
494 | unsigned char pdev_connected:1; /* Byte 4 Bit 1 */ | |
495 | unsigned char pdev_local_to_ctlr:1; /* Byte 4 Bit 2 */ | |
496 | unsigned char rsvd2:5; /* Byte 4 Bits 3-7 */ | |
497 | /* Multiple Host/Controller Status Bits */ | |
498 | unsigned char remote_host_dead:1; /* Byte 5 Bit 0 */ | |
499 | unsigned char remove_ctlr_dead:1; /* Byte 5 Bit 1 */ | |
500 | unsigned char rsvd3:6; /* Byte 5 Bits 2-7 */ | |
501 | enum myrs_devstate dev_state; /* Byte 6 */ | |
502 | unsigned char nego_data_width; /* Byte 7 */ | |
503 | unsigned short nego_sync_rate; /* Bytes 8-9 */ | |
504 | /* Multiported Physical Device Information */ | |
505 | unsigned char num_ports; /* Byte 10 */ | |
506 | unsigned char drv_access_bitmap; /* Byte 11 */ | |
507 | unsigned int rsvd4; /* Bytes 12-15 */ | |
508 | unsigned char ip_address[16]; /* Bytes 16-31 */ | |
509 | unsigned short max_tags; /* Bytes 32-33 */ | |
510 | /* Physical Device Operations Status */ | |
511 | unsigned char cc_in_progress:1; /* Byte 34 Bit 0 */ | |
512 | unsigned char rbld_in_progress:1; /* Byte 34 Bit 1 */ | |
513 | unsigned char makecc_in_progress:1; /* Byte 34 Bit 2 */ | |
514 | unsigned char pdevinit_in_progress:1; /* Byte 34 Bit 3 */ | |
515 | unsigned char migration_in_progress:1; /* Byte 34 Bit 4 */ | |
516 | unsigned char patrol_in_progress:1; /* Byte 34 Bit 5 */ | |
517 | unsigned char rsvd5:2; /* Byte 34 Bits 6-7 */ | |
518 | unsigned char long_op_status; /* Byte 35 */ | |
519 | unsigned char parity_errs; /* Byte 36 */ | |
520 | unsigned char soft_errs; /* Byte 37 */ | |
521 | unsigned char hard_errs; /* Byte 38 */ | |
522 | unsigned char misc_errs; /* Byte 39 */ | |
523 | unsigned char cmd_timeouts; /* Byte 40 */ | |
524 | unsigned char retries; /* Byte 41 */ | |
525 | unsigned char aborts; /* Byte 42 */ | |
526 | unsigned char pred_failures; /* Byte 43 */ | |
527 | unsigned int rsvd6; /* Bytes 44-47 */ | |
528 | unsigned short rsvd7; /* Bytes 48-49 */ | |
529 | unsigned short devsize_bytes; /* Bytes 50-51 */ | |
530 | unsigned int orig_devsize; /* Bytes 52-55 */ | |
531 | unsigned int cfg_devsize; /* Bytes 56-59 */ | |
532 | unsigned int rsvd8; /* Bytes 60-63 */ | |
533 | unsigned char pdev_name[16]; /* Bytes 64-79 */ | |
534 | unsigned char rsvd9[16]; /* Bytes 80-95 */ | |
535 | unsigned char rsvd10[32]; /* Bytes 96-127 */ | |
536 | unsigned char inquiry[36]; /* Bytes 128-163 */ | |
537 | unsigned char rsvd11[20]; /* Bytes 164-183 */ | |
538 | unsigned char rsvd12[8]; /* Bytes 184-191 */ | |
539 | u64 last_read_lba; /* Bytes 192-199 */ | |
540 | u64 last_write_lba; /* Bytes 200-207 */ | |
541 | u64 cc_lba; /* Bytes 208-215 */ | |
542 | u64 rbld_lba; /* Bytes 216-223 */ | |
543 | u64 makecc_lba; /* Bytes 224-231 */ | |
544 | u64 devinit_lba; /* Bytes 232-239 */ | |
545 | u64 migration_lba; /* Bytes 240-247 */ | |
546 | u64 patrol_lba; /* Bytes 248-255 */ | |
547 | unsigned char rsvd13[256]; /* Bytes 256-511 */ | |
548 | }; | |
549 | ||
550 | /* | |
551 | * DAC960 V2 Firmware Health Status Buffer structure. | |
552 | */ | |
553 | struct myrs_fwstat { | |
554 | unsigned int uptime_usecs; /* Bytes 0-3 */ | |
555 | unsigned int uptime_msecs; /* Bytes 4-7 */ | |
556 | unsigned int seconds; /* Bytes 8-11 */ | |
557 | unsigned char rsvd1[4]; /* Bytes 12-15 */ | |
558 | unsigned int epoch; /* Bytes 16-19 */ | |
559 | unsigned char rsvd2[4]; /* Bytes 20-23 */ | |
560 | unsigned int dbg_msgbuf_idx; /* Bytes 24-27 */ | |
561 | unsigned int coded_msgbuf_idx; /* Bytes 28-31 */ | |
562 | unsigned int cur_timetrace_page; /* Bytes 32-35 */ | |
563 | unsigned int cur_prof_page; /* Bytes 36-39 */ | |
564 | unsigned int next_evseq; /* Bytes 40-43 */ | |
565 | unsigned char rsvd3[4]; /* Bytes 44-47 */ | |
566 | unsigned char rsvd4[16]; /* Bytes 48-63 */ | |
567 | unsigned char rsvd5[64]; /* Bytes 64-127 */ | |
568 | }; | |
569 | ||
570 | /* | |
571 | * DAC960 V2 Firmware Get Event reply structure. | |
572 | */ | |
573 | struct myrs_event { | |
574 | unsigned int ev_seq; /* Bytes 0-3 */ | |
575 | unsigned int ev_time; /* Bytes 4-7 */ | |
576 | unsigned int ev_code; /* Bytes 8-11 */ | |
577 | unsigned char rsvd1; /* Byte 12 */ | |
578 | unsigned char channel; /* Byte 13 */ | |
579 | unsigned char target; /* Byte 14 */ | |
580 | unsigned char lun; /* Byte 15 */ | |
581 | unsigned int rsvd2; /* Bytes 16-19 */ | |
582 | unsigned int ev_parm; /* Bytes 20-23 */ | |
583 | unsigned char sense_data[40]; /* Bytes 24-63 */ | |
584 | }; | |
585 | ||
586 | /* | |
587 | * DAC960 V2 Firmware Command Control Bits structure. | |
588 | */ | |
589 | struct myrs_cmd_ctrl { | |
590 | unsigned char fua:1; /* Byte 0 Bit 0 */ | |
591 | unsigned char disable_pgout:1; /* Byte 0 Bit 1 */ | |
592 | unsigned char rsvd1:1; /* Byte 0 Bit 2 */ | |
593 | unsigned char add_sge_mem:1; /* Byte 0 Bit 3 */ | |
594 | unsigned char dma_ctrl_to_host:1; /* Byte 0 Bit 4 */ | |
595 | unsigned char rsvd2:1; /* Byte 0 Bit 5 */ | |
596 | unsigned char no_autosense:1; /* Byte 0 Bit 6 */ | |
597 | unsigned char disc_prohibited:1; /* Byte 0 Bit 7 */ | |
598 | }; | |
599 | ||
600 | /* | |
601 | * DAC960 V2 Firmware Command Timeout structure. | |
602 | */ | |
603 | struct myrs_cmd_tmo { | |
604 | unsigned char tmo_val:6; /* Byte 0 Bits 0-5 */ | |
605 | enum { | |
606 | MYRS_TMO_SCALE_SECONDS = 0, | |
607 | MYRS_TMO_SCALE_MINUTES = 1, | |
608 | MYRS_TMO_SCALE_HOURS = 2, | |
609 | MYRS_TMO_SCALE_RESERVED = 3 | |
610 | } __packed tmo_scale:2; /* Byte 0 Bits 6-7 */ | |
611 | }; | |
612 | ||
613 | /* | |
614 | * DAC960 V2 Firmware Physical Device structure. | |
615 | */ | |
616 | struct myrs_pdev { | |
617 | unsigned char lun; /* Byte 0 */ | |
618 | unsigned char target; /* Byte 1 */ | |
619 | unsigned char channel:3; /* Byte 2 Bits 0-2 */ | |
620 | unsigned char ctlr:5; /* Byte 2 Bits 3-7 */ | |
621 | } __packed; | |
622 | ||
623 | /* | |
624 | * DAC960 V2 Firmware Logical Device structure. | |
625 | */ | |
626 | struct myrs_ldev { | |
627 | unsigned short ldev_num; /* Bytes 0-1 */ | |
628 | unsigned char rsvd:3; /* Byte 2 Bits 0-2 */ | |
629 | unsigned char ctlr:5; /* Byte 2 Bits 3-7 */ | |
630 | } __packed; | |
631 | ||
632 | /* | |
633 | * DAC960 V2 Firmware Operation Device type. | |
634 | */ | |
635 | enum myrs_opdev { | |
636 | MYRS_PHYSICAL_DEVICE = 0x00, | |
637 | MYRS_RAID_DEVICE = 0x01, | |
638 | MYRS_PHYSICAL_CHANNEL = 0x02, | |
639 | MYRS_RAID_CHANNEL = 0x03, | |
640 | MYRS_PHYSICAL_CONTROLLER = 0x04, | |
641 | MYRS_RAID_CONTROLLER = 0x05, | |
642 | MYRS_CONFIGURATION_GROUP = 0x10, | |
643 | MYRS_ENCLOSURE = 0x11, | |
644 | } __packed; | |
645 | ||
646 | /* | |
647 | * DAC960 V2 Firmware Translate Physical To Logical Device structure. | |
648 | */ | |
649 | struct myrs_devmap { | |
650 | unsigned short ldev_num; /* Bytes 0-1 */ | |
651 | unsigned short rsvd; /* Bytes 2-3 */ | |
652 | unsigned char prev_boot_ctlr; /* Byte 4 */ | |
653 | unsigned char prev_boot_channel; /* Byte 5 */ | |
654 | unsigned char prev_boot_target; /* Byte 6 */ | |
655 | unsigned char prev_boot_lun; /* Byte 7 */ | |
656 | }; | |
657 | ||
658 | /* | |
659 | * DAC960 V2 Firmware Scatter/Gather List Entry structure. | |
660 | */ | |
661 | struct myrs_sge { | |
662 | u64 sge_addr; /* Bytes 0-7 */ | |
663 | u64 sge_count; /* Bytes 8-15 */ | |
664 | }; | |
665 | ||
666 | /* | |
667 | * DAC960 V2 Firmware Data Transfer Memory Address structure. | |
668 | */ | |
669 | union myrs_sgl { | |
670 | struct myrs_sge sge[2]; /* Bytes 0-31 */ | |
671 | struct { | |
672 | unsigned short sge0_len; /* Bytes 0-1 */ | |
673 | unsigned short sge1_len; /* Bytes 2-3 */ | |
674 | unsigned short sge2_len; /* Bytes 4-5 */ | |
675 | unsigned short rsvd; /* Bytes 6-7 */ | |
676 | u64 sge0_addr; /* Bytes 8-15 */ | |
677 | u64 sge1_addr; /* Bytes 16-23 */ | |
678 | u64 sge2_addr; /* Bytes 24-31 */ | |
679 | } ext; | |
680 | }; | |
681 | ||
682 | /* | |
683 | * 64 Byte DAC960 V2 Firmware Command Mailbox structure. | |
684 | */ | |
685 | union myrs_cmd_mbox { | |
686 | unsigned int words[16]; /* Words 0-15 */ | |
687 | struct { | |
688 | unsigned short id; /* Bytes 0-1 */ | |
689 | enum myrs_cmd_opcode opcode; /* Byte 2 */ | |
690 | struct myrs_cmd_ctrl control; /* Byte 3 */ | |
691 | u32 dma_size:24; /* Bytes 4-6 */ | |
692 | unsigned char dma_num; /* Byte 7 */ | |
693 | u64 sense_addr; /* Bytes 8-15 */ | |
694 | unsigned int rsvd1:24; /* Bytes 16-18 */ | |
695 | struct myrs_cmd_tmo tmo; /* Byte 19 */ | |
696 | unsigned char sense_len; /* Byte 20 */ | |
697 | enum myrs_ioctl_opcode ioctl_opcode; /* Byte 21 */ | |
698 | unsigned char rsvd2[10]; /* Bytes 22-31 */ | |
699 | union myrs_sgl dma_addr; /* Bytes 32-63 */ | |
700 | } common; | |
701 | struct { | |
702 | unsigned short id; /* Bytes 0-1 */ | |
703 | enum myrs_cmd_opcode opcode; /* Byte 2 */ | |
704 | struct myrs_cmd_ctrl control; /* Byte 3 */ | |
705 | u32 dma_size; /* Bytes 4-7 */ | |
706 | u64 sense_addr; /* Bytes 8-15 */ | |
707 | struct myrs_pdev pdev; /* Bytes 16-18 */ | |
708 | struct myrs_cmd_tmo tmo; /* Byte 19 */ | |
709 | unsigned char sense_len; /* Byte 20 */ | |
710 | unsigned char cdb_len; /* Byte 21 */ | |
711 | unsigned char cdb[10]; /* Bytes 22-31 */ | |
712 | union myrs_sgl dma_addr; /* Bytes 32-63 */ | |
713 | } SCSI_10; | |
714 | struct { | |
715 | unsigned short id; /* Bytes 0-1 */ | |
716 | enum myrs_cmd_opcode opcode; /* Byte 2 */ | |
717 | struct myrs_cmd_ctrl control; /* Byte 3 */ | |
718 | u32 dma_size; /* Bytes 4-7 */ | |
719 | u64 sense_addr; /* Bytes 8-15 */ | |
720 | struct myrs_pdev pdev; /* Bytes 16-18 */ | |
721 | struct myrs_cmd_tmo tmo; /* Byte 19 */ | |
722 | unsigned char sense_len; /* Byte 20 */ | |
723 | unsigned char cdb_len; /* Byte 21 */ | |
724 | unsigned short rsvd; /* Bytes 22-23 */ | |
725 | u64 cdb_addr; /* Bytes 24-31 */ | |
726 | union myrs_sgl dma_addr; /* Bytes 32-63 */ | |
727 | } SCSI_255; | |
728 | struct { | |
729 | unsigned short id; /* Bytes 0-1 */ | |
730 | enum myrs_cmd_opcode opcode; /* Byte 2 */ | |
731 | struct myrs_cmd_ctrl control; /* Byte 3 */ | |
732 | u32 dma_size:24; /* Bytes 4-6 */ | |
733 | unsigned char dma_num; /* Byte 7 */ | |
734 | u64 sense_addr; /* Bytes 8-15 */ | |
735 | unsigned short rsvd1; /* Bytes 16-17 */ | |
736 | unsigned char ctlr_num; /* Byte 18 */ | |
737 | struct myrs_cmd_tmo tmo; /* Byte 19 */ | |
738 | unsigned char sense_len; /* Byte 20 */ | |
739 | enum myrs_ioctl_opcode ioctl_opcode; /* Byte 21 */ | |
740 | unsigned char rsvd2[10]; /* Bytes 22-31 */ | |
741 | union myrs_sgl dma_addr; /* Bytes 32-63 */ | |
742 | } ctlr_info; | |
743 | struct { | |
744 | unsigned short id; /* Bytes 0-1 */ | |
745 | enum myrs_cmd_opcode opcode; /* Byte 2 */ | |
746 | struct myrs_cmd_ctrl control; /* Byte 3 */ | |
747 | u32 dma_size:24; /* Bytes 4-6 */ | |
748 | unsigned char dma_num; /* Byte 7 */ | |
749 | u64 sense_addr; /* Bytes 8-15 */ | |
750 | struct myrs_ldev ldev; /* Bytes 16-18 */ | |
751 | struct myrs_cmd_tmo tmo; /* Byte 19 */ | |
752 | unsigned char sense_len; /* Byte 20 */ | |
753 | enum myrs_ioctl_opcode ioctl_opcode; /* Byte 21 */ | |
754 | unsigned char rsvd[10]; /* Bytes 22-31 */ | |
755 | union myrs_sgl dma_addr; /* Bytes 32-63 */ | |
756 | } ldev_info; | |
757 | struct { | |
758 | unsigned short id; /* Bytes 0-1 */ | |
759 | enum myrs_cmd_opcode opcode; /* Byte 2 */ | |
760 | struct myrs_cmd_ctrl control; /* Byte 3 */ | |
761 | u32 dma_size:24; /* Bytes 4-6 */ | |
762 | unsigned char dma_num; /* Byte 7 */ | |
763 | u64 sense_addr; /* Bytes 8-15 */ | |
764 | struct myrs_pdev pdev; /* Bytes 16-18 */ | |
765 | struct myrs_cmd_tmo tmo; /* Byte 19 */ | |
766 | unsigned char sense_len; /* Byte 20 */ | |
767 | enum myrs_ioctl_opcode ioctl_opcode; /* Byte 21 */ | |
768 | unsigned char rsvd[10]; /* Bytes 22-31 */ | |
769 | union myrs_sgl dma_addr; /* Bytes 32-63 */ | |
770 | } pdev_info; | |
771 | struct { | |
772 | unsigned short id; /* Bytes 0-1 */ | |
773 | enum myrs_cmd_opcode opcode; /* Byte 2 */ | |
774 | struct myrs_cmd_ctrl control; /* Byte 3 */ | |
775 | u32 dma_size:24; /* Bytes 4-6 */ | |
776 | unsigned char dma_num; /* Byte 7 */ | |
777 | u64 sense_addr; /* Bytes 8-15 */ | |
778 | unsigned short evnum_upper; /* Bytes 16-17 */ | |
779 | unsigned char ctlr_num; /* Byte 18 */ | |
780 | struct myrs_cmd_tmo tmo; /* Byte 19 */ | |
781 | unsigned char sense_len; /* Byte 20 */ | |
782 | enum myrs_ioctl_opcode ioctl_opcode; /* Byte 21 */ | |
783 | unsigned short evnum_lower; /* Bytes 22-23 */ | |
784 | unsigned char rsvd[8]; /* Bytes 24-31 */ | |
785 | union myrs_sgl dma_addr; /* Bytes 32-63 */ | |
786 | } get_event; | |
787 | struct { | |
788 | unsigned short id; /* Bytes 0-1 */ | |
789 | enum myrs_cmd_opcode opcode; /* Byte 2 */ | |
790 | struct myrs_cmd_ctrl control; /* Byte 3 */ | |
791 | u32 dma_size:24; /* Bytes 4-6 */ | |
792 | unsigned char dma_num; /* Byte 7 */ | |
793 | u64 sense_addr; /* Bytes 8-15 */ | |
794 | union { | |
795 | struct myrs_ldev ldev; /* Bytes 16-18 */ | |
796 | struct myrs_pdev pdev; /* Bytes 16-18 */ | |
797 | }; | |
798 | struct myrs_cmd_tmo tmo; /* Byte 19 */ | |
799 | unsigned char sense_len; /* Byte 20 */ | |
800 | enum myrs_ioctl_opcode ioctl_opcode; /* Byte 21 */ | |
801 | enum myrs_devstate state; /* Byte 22 */ | |
802 | unsigned char rsvd[9]; /* Bytes 23-31 */ | |
803 | union myrs_sgl dma_addr; /* Bytes 32-63 */ | |
804 | } set_devstate; | |
805 | struct { | |
806 | unsigned short id; /* Bytes 0-1 */ | |
807 | enum myrs_cmd_opcode opcode; /* Byte 2 */ | |
808 | struct myrs_cmd_ctrl control; /* Byte 3 */ | |
809 | u32 dma_size:24; /* Bytes 4-6 */ | |
810 | unsigned char dma_num; /* Byte 7 */ | |
811 | u64 sense_addr; /* Bytes 8-15 */ | |
812 | struct myrs_ldev ldev; /* Bytes 16-18 */ | |
813 | struct myrs_cmd_tmo tmo; /* Byte 19 */ | |
814 | unsigned char sense_len; /* Byte 20 */ | |
815 | enum myrs_ioctl_opcode ioctl_opcode; /* Byte 21 */ | |
816 | unsigned char restore_consistency:1; /* Byte 22 Bit 0 */ | |
817 | unsigned char initialized_area_only:1; /* Byte 22 Bit 1 */ | |
818 | unsigned char rsvd1:6; /* Byte 22 Bits 2-7 */ | |
819 | unsigned char rsvd2[9]; /* Bytes 23-31 */ | |
820 | union myrs_sgl dma_addr; /* Bytes 32-63 */ | |
821 | } cc; | |
822 | struct { | |
823 | unsigned short id; /* Bytes 0-1 */ | |
824 | enum myrs_cmd_opcode opcode; /* Byte 2 */ | |
825 | struct myrs_cmd_ctrl control; /* Byte 3 */ | |
826 | unsigned char first_cmd_mbox_size_kb; /* Byte 4 */ | |
827 | unsigned char first_stat_mbox_size_kb; /* Byte 5 */ | |
828 | unsigned char second_cmd_mbox_size_kb; /* Byte 6 */ | |
829 | unsigned char second_stat_mbox_size_kb; /* Byte 7 */ | |
830 | u64 sense_addr; /* Bytes 8-15 */ | |
831 | unsigned int rsvd1:24; /* Bytes 16-18 */ | |
832 | struct myrs_cmd_tmo tmo; /* Byte 19 */ | |
833 | unsigned char sense_len; /* Byte 20 */ | |
834 | enum myrs_ioctl_opcode ioctl_opcode; /* Byte 21 */ | |
835 | unsigned char fwstat_buf_size_kb; /* Byte 22 */ | |
836 | unsigned char rsvd2; /* Byte 23 */ | |
837 | u64 fwstat_buf_addr; /* Bytes 24-31 */ | |
838 | u64 first_cmd_mbox_addr; /* Bytes 32-39 */ | |
839 | u64 first_stat_mbox_addr; /* Bytes 40-47 */ | |
840 | u64 second_cmd_mbox_addr; /* Bytes 48-55 */ | |
841 | u64 second_stat_mbox_addr; /* Bytes 56-63 */ | |
842 | } set_mbox; | |
843 | struct { | |
844 | unsigned short id; /* Bytes 0-1 */ | |
845 | enum myrs_cmd_opcode opcode; /* Byte 2 */ | |
846 | struct myrs_cmd_ctrl control; /* Byte 3 */ | |
847 | u32 dma_size:24; /* Bytes 4-6 */ | |
848 | unsigned char dma_num; /* Byte 7 */ | |
849 | u64 sense_addr; /* Bytes 8-15 */ | |
850 | struct myrs_pdev pdev; /* Bytes 16-18 */ | |
851 | struct myrs_cmd_tmo tmo; /* Byte 19 */ | |
852 | unsigned char sense_len; /* Byte 20 */ | |
853 | enum myrs_ioctl_opcode ioctl_opcode; /* Byte 21 */ | |
854 | enum myrs_opdev opdev; /* Byte 22 */ | |
855 | unsigned char rsvd[9]; /* Bytes 23-31 */ | |
856 | union myrs_sgl dma_addr; /* Bytes 32-63 */ | |
857 | } dev_op; | |
858 | }; | |
859 | ||
860 | /* | |
861 | * DAC960 V2 Firmware Controller Status Mailbox structure. | |
862 | */ | |
863 | struct myrs_stat_mbox { | |
864 | unsigned short id; /* Bytes 0-1 */ | |
865 | unsigned char status; /* Byte 2 */ | |
866 | unsigned char sense_len; /* Byte 3 */ | |
867 | int residual; /* Bytes 4-7 */ | |
868 | }; | |
869 | ||
870 | struct myrs_cmdblk { | |
871 | union myrs_cmd_mbox mbox; | |
872 | unsigned char status; | |
873 | unsigned char sense_len; | |
874 | int residual; | |
875 | struct completion *complete; | |
876 | struct myrs_sge *sgl; | |
877 | dma_addr_t sgl_addr; | |
878 | unsigned char *dcdb; | |
879 | dma_addr_t dcdb_dma; | |
880 | unsigned char *sense; | |
881 | dma_addr_t sense_addr; | |
882 | }; | |
883 | ||
884 | /* | |
885 | * DAC960 Driver Controller structure. | |
886 | */ | |
887 | struct myrs_hba { | |
888 | void __iomem *io_base; | |
889 | void __iomem *mmio_base; | |
890 | phys_addr_t io_addr; | |
891 | phys_addr_t pci_addr; | |
892 | unsigned int irq; | |
893 | ||
894 | unsigned char model_name[28]; | |
895 | unsigned char fw_version[12]; | |
896 | ||
897 | struct Scsi_Host *host; | |
898 | struct pci_dev *pdev; | |
899 | ||
900 | unsigned int epoch; | |
901 | unsigned int next_evseq; | |
902 | /* Monitor flags */ | |
903 | bool needs_update; | |
904 | bool disable_enc_msg; | |
905 | ||
906 | struct workqueue_struct *work_q; | |
907 | char work_q_name[20]; | |
908 | struct delayed_work monitor_work; | |
909 | unsigned long primary_monitor_time; | |
910 | unsigned long secondary_monitor_time; | |
911 | ||
912 | spinlock_t queue_lock; | |
913 | ||
914 | struct dma_pool *sg_pool; | |
915 | struct dma_pool *sense_pool; | |
916 | struct dma_pool *dcdb_pool; | |
917 | ||
918 | void (*write_cmd_mbox)(union myrs_cmd_mbox *next_mbox, | |
919 | union myrs_cmd_mbox *cmd_mbox); | |
920 | void (*get_cmd_mbox)(void __iomem *base); | |
921 | void (*disable_intr)(void __iomem *base); | |
922 | void (*reset)(void __iomem *base); | |
923 | ||
924 | dma_addr_t cmd_mbox_addr; | |
925 | size_t cmd_mbox_size; | |
926 | union myrs_cmd_mbox *first_cmd_mbox; | |
927 | union myrs_cmd_mbox *last_cmd_mbox; | |
928 | union myrs_cmd_mbox *next_cmd_mbox; | |
929 | union myrs_cmd_mbox *prev_cmd_mbox1; | |
930 | union myrs_cmd_mbox *prev_cmd_mbox2; | |
931 | ||
932 | dma_addr_t stat_mbox_addr; | |
933 | size_t stat_mbox_size; | |
934 | struct myrs_stat_mbox *first_stat_mbox; | |
935 | struct myrs_stat_mbox *last_stat_mbox; | |
936 | struct myrs_stat_mbox *next_stat_mbox; | |
937 | ||
938 | struct myrs_cmdblk dcmd_blk; | |
939 | struct myrs_cmdblk mcmd_blk; | |
940 | struct mutex dcmd_mutex; | |
941 | ||
942 | struct myrs_fwstat *fwstat_buf; | |
943 | dma_addr_t fwstat_addr; | |
944 | ||
945 | struct myrs_ctlr_info *ctlr_info; | |
946 | struct mutex cinfo_mutex; | |
947 | ||
948 | struct myrs_event *event_buf; | |
949 | }; | |
950 | ||
951 | typedef unsigned char (*enable_mbox_t)(void __iomem *base, dma_addr_t addr); | |
952 | typedef int (*myrs_hwinit_t)(struct pci_dev *pdev, | |
953 | struct myrs_hba *c, void __iomem *base); | |
954 | ||
955 | struct myrs_privdata { | |
956 | myrs_hwinit_t hw_init; | |
957 | irq_handler_t irq_handler; | |
958 | unsigned int mmio_size; | |
959 | }; | |
960 | ||
961 | /* | |
962 | * DAC960 GEM Series Controller Interface Register Offsets. | |
963 | */ | |
964 | ||
965 | #define DAC960_GEM_mmio_size 0x600 | |
966 | ||
967 | enum DAC960_GEM_reg_offset { | |
968 | DAC960_GEM_IDB_READ_OFFSET = 0x214, | |
969 | DAC960_GEM_IDB_CLEAR_OFFSET = 0x218, | |
970 | DAC960_GEM_ODB_READ_OFFSET = 0x224, | |
971 | DAC960_GEM_ODB_CLEAR_OFFSET = 0x228, | |
972 | DAC960_GEM_IRQSTS_OFFSET = 0x208, | |
973 | DAC960_GEM_IRQMASK_READ_OFFSET = 0x22C, | |
974 | DAC960_GEM_IRQMASK_CLEAR_OFFSET = 0x230, | |
975 | DAC960_GEM_CMDMBX_OFFSET = 0x510, | |
976 | DAC960_GEM_CMDSTS_OFFSET = 0x518, | |
977 | DAC960_GEM_ERRSTS_READ_OFFSET = 0x224, | |
978 | DAC960_GEM_ERRSTS_CLEAR_OFFSET = 0x228, | |
979 | }; | |
980 | ||
981 | /* | |
982 | * DAC960 GEM Series Inbound Door Bell Register. | |
983 | */ | |
984 | #define DAC960_GEM_IDB_HWMBOX_NEW_CMD 0x01 | |
985 | #define DAC960_GEM_IDB_HWMBOX_ACK_STS 0x02 | |
986 | #define DAC960_GEM_IDB_GEN_IRQ 0x04 | |
987 | #define DAC960_GEM_IDB_CTRL_RESET 0x08 | |
988 | #define DAC960_GEM_IDB_MMBOX_NEW_CMD 0x10 | |
989 | ||
990 | #define DAC960_GEM_IDB_HWMBOX_FULL 0x01 | |
991 | #define DAC960_GEM_IDB_INIT_IN_PROGRESS 0x02 | |
992 | ||
993 | /* | |
994 | * DAC960 GEM Series Outbound Door Bell Register. | |
995 | */ | |
996 | #define DAC960_GEM_ODB_HWMBOX_ACK_IRQ 0x01 | |
997 | #define DAC960_GEM_ODB_MMBOX_ACK_IRQ 0x02 | |
998 | #define DAC960_GEM_ODB_HWMBOX_STS_AVAIL 0x01 | |
999 | #define DAC960_GEM_ODB_MMBOX_STS_AVAIL 0x02 | |
1000 | ||
1001 | /* | |
1002 | * DAC960 GEM Series Interrupt Mask Register. | |
1003 | */ | |
1004 | #define DAC960_GEM_IRQMASK_HWMBOX_IRQ 0x01 | |
1005 | #define DAC960_GEM_IRQMASK_MMBOX_IRQ 0x02 | |
1006 | ||
1007 | /* | |
1008 | * DAC960 GEM Series Error Status Register. | |
1009 | */ | |
1010 | #define DAC960_GEM_ERRSTS_PENDING 0x20 | |
1011 | ||
1012 | /* | |
1013 | * dma_addr_writeql is provided to write dma_addr_t types | |
1014 | * to a 64-bit pci address space register. The controller | |
1015 | * will accept having the register written as two 32-bit | |
1016 | * values. | |
1017 | * | |
1018 | * In HIGHMEM kernels, dma_addr_t is a 64-bit value. | |
1019 | * without HIGHMEM, dma_addr_t is a 32-bit value. | |
1020 | * | |
1021 | * The compiler should always fix up the assignment | |
1022 | * to u.wq appropriately, depending upon the size of | |
1023 | * dma_addr_t. | |
1024 | */ | |
1025 | static inline | |
1026 | void dma_addr_writeql(dma_addr_t addr, void __iomem *write_address) | |
1027 | { | |
1028 | union { | |
1029 | u64 wq; | |
1030 | uint wl[2]; | |
1031 | } u; | |
1032 | ||
1033 | u.wq = addr; | |
1034 | ||
1035 | writel(u.wl[0], write_address); | |
1036 | writel(u.wl[1], write_address + 4); | |
1037 | } | |
1038 | ||
1039 | /* | |
1040 | * DAC960 BA Series Controller Interface Register Offsets. | |
1041 | */ | |
1042 | ||
1043 | #define DAC960_BA_mmio_size 0x80 | |
1044 | ||
1045 | enum DAC960_BA_reg_offset { | |
1046 | DAC960_BA_IRQSTS_OFFSET = 0x30, | |
1047 | DAC960_BA_IRQMASK_OFFSET = 0x34, | |
1048 | DAC960_BA_CMDMBX_OFFSET = 0x50, | |
1049 | DAC960_BA_CMDSTS_OFFSET = 0x58, | |
1050 | DAC960_BA_IDB_OFFSET = 0x60, | |
1051 | DAC960_BA_ODB_OFFSET = 0x61, | |
1052 | DAC960_BA_ERRSTS_OFFSET = 0x63, | |
1053 | }; | |
1054 | ||
1055 | /* | |
1056 | * DAC960 BA Series Inbound Door Bell Register. | |
1057 | */ | |
1058 | #define DAC960_BA_IDB_HWMBOX_NEW_CMD 0x01 | |
1059 | #define DAC960_BA_IDB_HWMBOX_ACK_STS 0x02 | |
1060 | #define DAC960_BA_IDB_GEN_IRQ 0x04 | |
1061 | #define DAC960_BA_IDB_CTRL_RESET 0x08 | |
1062 | #define DAC960_BA_IDB_MMBOX_NEW_CMD 0x10 | |
1063 | ||
1064 | #define DAC960_BA_IDB_HWMBOX_EMPTY 0x01 | |
1065 | #define DAC960_BA_IDB_INIT_DONE 0x02 | |
1066 | ||
1067 | /* | |
1068 | * DAC960 BA Series Outbound Door Bell Register. | |
1069 | */ | |
1070 | #define DAC960_BA_ODB_HWMBOX_ACK_IRQ 0x01 | |
1071 | #define DAC960_BA_ODB_MMBOX_ACK_IRQ 0x02 | |
1072 | ||
1073 | #define DAC960_BA_ODB_HWMBOX_STS_AVAIL 0x01 | |
1074 | #define DAC960_BA_ODB_MMBOX_STS_AVAIL 0x02 | |
1075 | ||
1076 | /* | |
1077 | * DAC960 BA Series Interrupt Mask Register. | |
1078 | */ | |
1079 | #define DAC960_BA_IRQMASK_DISABLE_IRQ 0x04 | |
1080 | #define DAC960_BA_IRQMASK_DISABLEW_I2O 0x08 | |
1081 | ||
1082 | /* | |
1083 | * DAC960 BA Series Error Status Register. | |
1084 | */ | |
1085 | #define DAC960_BA_ERRSTS_PENDING 0x04 | |
1086 | ||
1087 | /* | |
1088 | * DAC960 LP Series Controller Interface Register Offsets. | |
1089 | */ | |
1090 | ||
1091 | #define DAC960_LP_mmio_size 0x80 | |
1092 | ||
1093 | enum DAC960_LP_reg_offset { | |
1094 | DAC960_LP_CMDMBX_OFFSET = 0x10, | |
1095 | DAC960_LP_CMDSTS_OFFSET = 0x18, | |
1096 | DAC960_LP_IDB_OFFSET = 0x20, | |
1097 | DAC960_LP_ODB_OFFSET = 0x2C, | |
1098 | DAC960_LP_ERRSTS_OFFSET = 0x2E, | |
1099 | DAC960_LP_IRQSTS_OFFSET = 0x30, | |
1100 | DAC960_LP_IRQMASK_OFFSET = 0x34, | |
1101 | }; | |
1102 | ||
1103 | /* | |
1104 | * DAC960 LP Series Inbound Door Bell Register. | |
1105 | */ | |
1106 | #define DAC960_LP_IDB_HWMBOX_NEW_CMD 0x01 | |
1107 | #define DAC960_LP_IDB_HWMBOX_ACK_STS 0x02 | |
1108 | #define DAC960_LP_IDB_GEN_IRQ 0x04 | |
1109 | #define DAC960_LP_IDB_CTRL_RESET 0x08 | |
1110 | #define DAC960_LP_IDB_MMBOX_NEW_CMD 0x10 | |
1111 | ||
1112 | #define DAC960_LP_IDB_HWMBOX_FULL 0x01 | |
1113 | #define DAC960_LP_IDB_INIT_IN_PROGRESS 0x02 | |
1114 | ||
1115 | /* | |
1116 | * DAC960 LP Series Outbound Door Bell Register. | |
1117 | */ | |
1118 | #define DAC960_LP_ODB_HWMBOX_ACK_IRQ 0x01 | |
1119 | #define DAC960_LP_ODB_MMBOX_ACK_IRQ 0x02 | |
1120 | ||
1121 | #define DAC960_LP_ODB_HWMBOX_STS_AVAIL 0x01 | |
1122 | #define DAC960_LP_ODB_MMBOX_STS_AVAIL 0x02 | |
1123 | ||
1124 | /* | |
1125 | * DAC960 LP Series Interrupt Mask Register. | |
1126 | */ | |
1127 | #define DAC960_LP_IRQMASK_DISABLE_IRQ 0x04 | |
1128 | ||
1129 | /* | |
1130 | * DAC960 LP Series Error Status Register. | |
1131 | */ | |
1132 | #define DAC960_LP_ERRSTS_PENDING 0x04 | |
1133 | ||
1134 | #endif /* _MYRS_H */ |