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1da177e4 LT |
1 | /* |
2 | * ipr.h -- driver for IBM Power Linux RAID adapters | |
3 | * | |
4 | * Written By: Brian King <brking@us.ibm.com>, IBM Corporation | |
5 | * | |
6 | * Copyright (C) 2003, 2004 IBM Corporation | |
7 | * | |
8 | * This program is free software; you can redistribute it and/or modify | |
9 | * it under the terms of the GNU General Public License as published by | |
10 | * the Free Software Foundation; either version 2 of the License, or | |
11 | * (at your option) any later version. | |
12 | * | |
13 | * This program is distributed in the hope that it will be useful, | |
14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | * GNU General Public License for more details. | |
17 | * | |
18 | * You should have received a copy of the GNU General Public License | |
19 | * along with this program; if not, write to the Free Software | |
20 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
21 | * | |
22 | * Alan Cox <alan@redhat.com> - Removed several careless u32/dma_addr_t errors | |
23 | * that broke 64bit platforms. | |
24 | */ | |
25 | ||
26 | #ifndef _IPR_H | |
27 | #define _IPR_H | |
28 | ||
29 | #include <linux/types.h> | |
30 | #include <linux/completion.h> | |
31 | #include <linux/list.h> | |
32 | #include <linux/kref.h> | |
33 | #include <scsi/scsi.h> | |
34 | #include <scsi/scsi_cmnd.h> | |
35 | ||
36 | /* | |
37 | * Literals | |
38 | */ | |
f80ed139 BK |
39 | #define IPR_DRIVER_VERSION "2.0.14" |
40 | #define IPR_DRIVER_DATE "(May 2, 2005)" | |
1da177e4 LT |
41 | |
42 | /* | |
43 | * IPR_DBG_TRACE: Setting this to 1 will turn on some general function tracing | |
44 | * resulting in a bunch of extra debugging printks to the console | |
45 | * | |
46 | * IPR_DEBUG: Setting this to 1 will turn on some error path tracing. | |
47 | * Enables the ipr_trace macro. | |
48 | */ | |
49 | #ifdef IPR_DEBUG_ALL | |
50 | #define IPR_DEBUG 1 | |
51 | #define IPR_DBG_TRACE 1 | |
52 | #else | |
53 | #define IPR_DEBUG 0 | |
54 | #define IPR_DBG_TRACE 0 | |
55 | #endif | |
56 | ||
57 | /* | |
58 | * IPR_MAX_CMD_PER_LUN: This defines the maximum number of outstanding | |
59 | * ops per device for devices not running tagged command queuing. | |
60 | * This can be adjusted at runtime through sysfs device attributes. | |
61 | */ | |
62 | #define IPR_MAX_CMD_PER_LUN 6 | |
63 | ||
64 | /* | |
65 | * IPR_NUM_BASE_CMD_BLKS: This defines the maximum number of | |
66 | * ops the mid-layer can send to the adapter. | |
67 | */ | |
68 | #define IPR_NUM_BASE_CMD_BLKS 100 | |
69 | ||
70 | #define IPR_SUBS_DEV_ID_2780 0x0264 | |
71 | #define IPR_SUBS_DEV_ID_5702 0x0266 | |
72 | #define IPR_SUBS_DEV_ID_5703 0x0278 | |
73 | #define IPR_SUBS_DEV_ID_572E 0x028D | |
74 | #define IPR_SUBS_DEV_ID_573E 0x02D3 | |
75 | #define IPR_SUBS_DEV_ID_573D 0x02D4 | |
76 | #define IPR_SUBS_DEV_ID_571A 0x02C0 | |
77 | #define IPR_SUBS_DEV_ID_571B 0x02BE | |
78 | #define IPR_SUBS_DEV_ID_571E 0x02BF | |
79 | ||
80 | #define IPR_NAME "ipr" | |
81 | ||
82 | /* | |
83 | * Return codes | |
84 | */ | |
85 | #define IPR_RC_JOB_CONTINUE 1 | |
86 | #define IPR_RC_JOB_RETURN 2 | |
87 | ||
88 | /* | |
89 | * IOASCs | |
90 | */ | |
91 | #define IPR_IOASC_NR_INIT_CMD_REQUIRED 0x02040200 | |
92 | #define IPR_IOASC_SYNC_REQUIRED 0x023f0000 | |
93 | #define IPR_IOASC_MED_DO_NOT_REALLOC 0x03110C00 | |
94 | #define IPR_IOASC_HW_SEL_TIMEOUT 0x04050000 | |
95 | #define IPR_IOASC_HW_DEV_BUS_STATUS 0x04448500 | |
96 | #define IPR_IOASC_IOASC_MASK 0xFFFFFF00 | |
97 | #define IPR_IOASC_SCSI_STATUS_MASK 0x000000FF | |
98 | #define IPR_IOASC_IR_RESOURCE_HANDLE 0x05250000 | |
99 | #define IPR_IOASC_BUS_WAS_RESET 0x06290000 | |
100 | #define IPR_IOASC_BUS_WAS_RESET_BY_OTHER 0x06298000 | |
101 | #define IPR_IOASC_ABORTED_CMD_TERM_BY_HOST 0x0B5A0000 | |
102 | ||
103 | #define IPR_FIRST_DRIVER_IOASC 0x10000000 | |
104 | #define IPR_IOASC_IOA_WAS_RESET 0x10000001 | |
105 | #define IPR_IOASC_PCI_ACCESS_ERROR 0x10000002 | |
106 | ||
107 | #define IPR_NUM_LOG_HCAMS 2 | |
108 | #define IPR_NUM_CFG_CHG_HCAMS 2 | |
109 | #define IPR_NUM_HCAMS (IPR_NUM_LOG_HCAMS + IPR_NUM_CFG_CHG_HCAMS) | |
110 | #define IPR_MAX_NUM_TARGETS_PER_BUS 0x10 | |
111 | #define IPR_MAX_NUM_LUNS_PER_TARGET 256 | |
112 | #define IPR_MAX_NUM_VSET_LUNS_PER_TARGET 8 | |
113 | #define IPR_VSET_BUS 0xff | |
114 | #define IPR_IOA_BUS 0xff | |
115 | #define IPR_IOA_TARGET 0xff | |
116 | #define IPR_IOA_LUN 0xff | |
117 | #define IPR_MAX_NUM_BUSES 4 | |
118 | #define IPR_MAX_BUS_TO_SCAN IPR_MAX_NUM_BUSES | |
119 | ||
120 | #define IPR_NUM_RESET_RELOAD_RETRIES 3 | |
121 | ||
122 | /* We need resources for HCAMS, IOA reset, IOA bringdown, and ERP */ | |
123 | #define IPR_NUM_INTERNAL_CMD_BLKS (IPR_NUM_HCAMS + \ | |
124 | ((IPR_NUM_RESET_RELOAD_RETRIES + 1) * 2) + 3) | |
125 | ||
126 | #define IPR_MAX_COMMANDS IPR_NUM_BASE_CMD_BLKS | |
127 | #define IPR_NUM_CMD_BLKS (IPR_NUM_BASE_CMD_BLKS + \ | |
128 | IPR_NUM_INTERNAL_CMD_BLKS) | |
129 | ||
130 | #define IPR_MAX_PHYSICAL_DEVS 192 | |
131 | ||
132 | #define IPR_MAX_SGLIST 64 | |
133 | #define IPR_IOA_MAX_SECTORS 32767 | |
134 | #define IPR_VSET_MAX_SECTORS 512 | |
135 | #define IPR_MAX_CDB_LEN 16 | |
136 | ||
137 | #define IPR_DEFAULT_BUS_WIDTH 16 | |
138 | #define IPR_80MBs_SCSI_RATE ((80 * 10) / (IPR_DEFAULT_BUS_WIDTH / 8)) | |
139 | #define IPR_U160_SCSI_RATE ((160 * 10) / (IPR_DEFAULT_BUS_WIDTH / 8)) | |
140 | #define IPR_U320_SCSI_RATE ((320 * 10) / (IPR_DEFAULT_BUS_WIDTH / 8)) | |
141 | #define IPR_MAX_SCSI_RATE(width) ((320 * 10) / ((width) / 8)) | |
142 | ||
143 | #define IPR_IOA_RES_HANDLE 0xffffffff | |
144 | #define IPR_IOA_RES_ADDR 0x00ffffff | |
145 | ||
146 | /* | |
147 | * Adapter Commands | |
148 | */ | |
149 | #define IPR_QUERY_RSRC_STATE 0xC2 | |
150 | #define IPR_RESET_DEVICE 0xC3 | |
151 | #define IPR_RESET_TYPE_SELECT 0x80 | |
152 | #define IPR_LUN_RESET 0x40 | |
153 | #define IPR_TARGET_RESET 0x20 | |
154 | #define IPR_BUS_RESET 0x10 | |
155 | #define IPR_ID_HOST_RR_Q 0xC4 | |
156 | #define IPR_QUERY_IOA_CONFIG 0xC5 | |
157 | #define IPR_CANCEL_ALL_REQUESTS 0xCE | |
158 | #define IPR_HOST_CONTROLLED_ASYNC 0xCF | |
159 | #define IPR_HCAM_CDB_OP_CODE_CONFIG_CHANGE 0x01 | |
160 | #define IPR_HCAM_CDB_OP_CODE_LOG_DATA 0x02 | |
161 | #define IPR_SET_SUPPORTED_DEVICES 0xFB | |
162 | #define IPR_IOA_SHUTDOWN 0xF7 | |
163 | #define IPR_WR_BUF_DOWNLOAD_AND_SAVE 0x05 | |
164 | ||
165 | /* | |
166 | * Timeouts | |
167 | */ | |
168 | #define IPR_SHUTDOWN_TIMEOUT (ipr_fastfail ? 60 * HZ : 10 * 60 * HZ) | |
169 | #define IPR_VSET_RW_TIMEOUT (ipr_fastfail ? 30 * HZ : 2 * 60 * HZ) | |
170 | #define IPR_ABBREV_SHUTDOWN_TIMEOUT (10 * HZ) | |
171 | #define IPR_DEVICE_RESET_TIMEOUT (ipr_fastfail ? 10 * HZ : 30 * HZ) | |
172 | #define IPR_CANCEL_ALL_TIMEOUT (ipr_fastfail ? 10 * HZ : 30 * HZ) | |
173 | #define IPR_ABORT_TASK_TIMEOUT (ipr_fastfail ? 10 * HZ : 30 * HZ) | |
174 | #define IPR_INTERNAL_TIMEOUT (ipr_fastfail ? 10 * HZ : 30 * HZ) | |
175 | #define IPR_WRITE_BUFFER_TIMEOUT (10 * 60 * HZ) | |
176 | #define IPR_SET_SUP_DEVICE_TIMEOUT (2 * 60 * HZ) | |
177 | #define IPR_REQUEST_SENSE_TIMEOUT (10 * HZ) | |
178 | #define IPR_OPERATIONAL_TIMEOUT (5 * 60) | |
179 | #define IPR_WAIT_FOR_RESET_TIMEOUT (2 * HZ) | |
180 | #define IPR_CHECK_FOR_RESET_TIMEOUT (HZ / 10) | |
181 | #define IPR_WAIT_FOR_BIST_TIMEOUT (2 * HZ) | |
182 | #define IPR_DUMP_TIMEOUT (15 * HZ) | |
183 | ||
184 | /* | |
185 | * SCSI Literals | |
186 | */ | |
187 | #define IPR_VENDOR_ID_LEN 8 | |
188 | #define IPR_PROD_ID_LEN 16 | |
189 | #define IPR_SERIAL_NUM_LEN 8 | |
190 | ||
191 | /* | |
192 | * Hardware literals | |
193 | */ | |
194 | #define IPR_FMT2_MBX_ADDR_MASK 0x0fffffff | |
195 | #define IPR_FMT2_MBX_BAR_SEL_MASK 0xf0000000 | |
196 | #define IPR_FMT2_MKR_BAR_SEL_SHIFT 28 | |
197 | #define IPR_GET_FMT2_BAR_SEL(mbx) \ | |
198 | (((mbx) & IPR_FMT2_MBX_BAR_SEL_MASK) >> IPR_FMT2_MKR_BAR_SEL_SHIFT) | |
199 | #define IPR_SDT_FMT2_BAR0_SEL 0x0 | |
200 | #define IPR_SDT_FMT2_BAR1_SEL 0x1 | |
201 | #define IPR_SDT_FMT2_BAR2_SEL 0x2 | |
202 | #define IPR_SDT_FMT2_BAR3_SEL 0x3 | |
203 | #define IPR_SDT_FMT2_BAR4_SEL 0x4 | |
204 | #define IPR_SDT_FMT2_BAR5_SEL 0x5 | |
205 | #define IPR_SDT_FMT2_EXP_ROM_SEL 0x8 | |
206 | #define IPR_FMT2_SDT_READY_TO_USE 0xC4D4E3F2 | |
207 | #define IPR_DOORBELL 0x82800000 | |
208 | ||
209 | #define IPR_PCII_IOA_TRANS_TO_OPER (0x80000000 >> 0) | |
210 | #define IPR_PCII_IOARCB_XFER_FAILED (0x80000000 >> 3) | |
211 | #define IPR_PCII_IOA_UNIT_CHECKED (0x80000000 >> 4) | |
212 | #define IPR_PCII_NO_HOST_RRQ (0x80000000 >> 5) | |
213 | #define IPR_PCII_CRITICAL_OPERATION (0x80000000 >> 6) | |
214 | #define IPR_PCII_IO_DEBUG_ACKNOWLEDGE (0x80000000 >> 7) | |
215 | #define IPR_PCII_IOARRIN_LOST (0x80000000 >> 27) | |
216 | #define IPR_PCII_MMIO_ERROR (0x80000000 >> 28) | |
217 | #define IPR_PCII_PROC_ERR_STATE (0x80000000 >> 29) | |
218 | #define IPR_PCII_HRRQ_UPDATED (0x80000000 >> 30) | |
219 | #define IPR_PCII_CORE_ISSUED_RST_REQ (0x80000000 >> 31) | |
220 | ||
221 | #define IPR_PCII_ERROR_INTERRUPTS \ | |
222 | (IPR_PCII_IOARCB_XFER_FAILED | IPR_PCII_IOA_UNIT_CHECKED | \ | |
223 | IPR_PCII_NO_HOST_RRQ | IPR_PCII_IOARRIN_LOST | IPR_PCII_MMIO_ERROR) | |
224 | ||
225 | #define IPR_PCII_OPER_INTERRUPTS \ | |
226 | (IPR_PCII_ERROR_INTERRUPTS | IPR_PCII_HRRQ_UPDATED | IPR_PCII_IOA_TRANS_TO_OPER) | |
227 | ||
228 | #define IPR_UPROCI_RESET_ALERT (0x80000000 >> 7) | |
229 | #define IPR_UPROCI_IO_DEBUG_ALERT (0x80000000 >> 9) | |
230 | ||
231 | #define IPR_LDUMP_MAX_LONG_ACK_DELAY_IN_USEC 200000 /* 200 ms */ | |
232 | #define IPR_LDUMP_MAX_SHORT_ACK_DELAY_IN_USEC 200000 /* 200 ms */ | |
233 | ||
234 | /* | |
235 | * Dump literals | |
236 | */ | |
237 | #define IPR_MAX_IOA_DUMP_SIZE (4 * 1024 * 1024) | |
238 | #define IPR_NUM_SDT_ENTRIES 511 | |
239 | #define IPR_MAX_NUM_DUMP_PAGES ((IPR_MAX_IOA_DUMP_SIZE / PAGE_SIZE) + 1) | |
240 | ||
241 | /* | |
242 | * Misc literals | |
243 | */ | |
244 | #define IPR_NUM_IOADL_ENTRIES IPR_MAX_SGLIST | |
245 | ||
246 | /* | |
247 | * Adapter interface types | |
248 | */ | |
249 | ||
250 | struct ipr_res_addr { | |
251 | u8 reserved; | |
252 | u8 bus; | |
253 | u8 target; | |
254 | u8 lun; | |
255 | #define IPR_GET_PHYS_LOC(res_addr) \ | |
256 | (((res_addr).bus << 16) | ((res_addr).target << 8) | (res_addr).lun) | |
257 | }__attribute__((packed, aligned (4))); | |
258 | ||
259 | struct ipr_std_inq_vpids { | |
260 | u8 vendor_id[IPR_VENDOR_ID_LEN]; | |
261 | u8 product_id[IPR_PROD_ID_LEN]; | |
262 | }__attribute__((packed)); | |
263 | ||
cfc32139 BK |
264 | struct ipr_vpd { |
265 | struct ipr_std_inq_vpids vpids; | |
266 | u8 sn[IPR_SERIAL_NUM_LEN]; | |
267 | }__attribute__((packed)); | |
268 | ||
1da177e4 LT |
269 | struct ipr_std_inq_data { |
270 | u8 peri_qual_dev_type; | |
271 | #define IPR_STD_INQ_PERI_QUAL(peri) ((peri) >> 5) | |
272 | #define IPR_STD_INQ_PERI_DEV_TYPE(peri) ((peri) & 0x1F) | |
273 | ||
274 | u8 removeable_medium_rsvd; | |
275 | #define IPR_STD_INQ_REMOVEABLE_MEDIUM 0x80 | |
276 | ||
277 | #define IPR_IS_DASD_DEVICE(std_inq) \ | |
278 | ((IPR_STD_INQ_PERI_DEV_TYPE((std_inq).peri_qual_dev_type) == TYPE_DISK) && \ | |
279 | !(((std_inq).removeable_medium_rsvd) & IPR_STD_INQ_REMOVEABLE_MEDIUM)) | |
280 | ||
281 | #define IPR_IS_SES_DEVICE(std_inq) \ | |
282 | (IPR_STD_INQ_PERI_DEV_TYPE((std_inq).peri_qual_dev_type) == TYPE_ENCLOSURE) | |
283 | ||
284 | u8 version; | |
285 | u8 aen_naca_fmt; | |
286 | u8 additional_len; | |
287 | u8 sccs_rsvd; | |
288 | u8 bq_enc_multi; | |
289 | u8 sync_cmdq_flags; | |
290 | ||
291 | struct ipr_std_inq_vpids vpids; | |
292 | ||
293 | u8 ros_rsvd_ram_rsvd[4]; | |
294 | ||
295 | u8 serial_num[IPR_SERIAL_NUM_LEN]; | |
296 | }__attribute__ ((packed)); | |
297 | ||
298 | struct ipr_config_table_entry { | |
299 | u8 service_level; | |
300 | u8 array_id; | |
301 | u8 flags; | |
302 | #define IPR_IS_IOA_RESOURCE 0x80 | |
303 | #define IPR_IS_ARRAY_MEMBER 0x20 | |
304 | #define IPR_IS_HOT_SPARE 0x10 | |
305 | ||
306 | u8 rsvd_subtype; | |
307 | #define IPR_RES_SUBTYPE(res) (((res)->cfgte.rsvd_subtype) & 0x0f) | |
308 | #define IPR_SUBTYPE_AF_DASD 0 | |
309 | #define IPR_SUBTYPE_GENERIC_SCSI 1 | |
310 | #define IPR_SUBTYPE_VOLUME_SET 2 | |
311 | ||
312 | struct ipr_res_addr res_addr; | |
313 | __be32 res_handle; | |
314 | __be32 reserved4[2]; | |
315 | struct ipr_std_inq_data std_inq_data; | |
316 | }__attribute__ ((packed, aligned (4))); | |
317 | ||
318 | struct ipr_config_table_hdr { | |
319 | u8 num_entries; | |
320 | u8 flags; | |
321 | #define IPR_UCODE_DOWNLOAD_REQ 0x10 | |
322 | __be16 reserved; | |
323 | }__attribute__((packed, aligned (4))); | |
324 | ||
325 | struct ipr_config_table { | |
326 | struct ipr_config_table_hdr hdr; | |
327 | struct ipr_config_table_entry dev[IPR_MAX_PHYSICAL_DEVS]; | |
328 | }__attribute__((packed, aligned (4))); | |
329 | ||
330 | struct ipr_hostrcb_cfg_ch_not { | |
331 | struct ipr_config_table_entry cfgte; | |
332 | u8 reserved[936]; | |
333 | }__attribute__((packed, aligned (4))); | |
334 | ||
335 | struct ipr_supported_device { | |
336 | __be16 data_length; | |
337 | u8 reserved; | |
338 | u8 num_records; | |
339 | struct ipr_std_inq_vpids vpids; | |
340 | u8 reserved2[16]; | |
341 | }__attribute__((packed, aligned (4))); | |
342 | ||
343 | /* Command packet structure */ | |
344 | struct ipr_cmd_pkt { | |
345 | __be16 reserved; /* Reserved by IOA */ | |
346 | u8 request_type; | |
347 | #define IPR_RQTYPE_SCSICDB 0x00 | |
348 | #define IPR_RQTYPE_IOACMD 0x01 | |
349 | #define IPR_RQTYPE_HCAM 0x02 | |
350 | ||
351 | u8 luntar_luntrn; | |
352 | ||
353 | u8 flags_hi; | |
354 | #define IPR_FLAGS_HI_WRITE_NOT_READ 0x80 | |
355 | #define IPR_FLAGS_HI_NO_ULEN_CHK 0x20 | |
356 | #define IPR_FLAGS_HI_SYNC_OVERRIDE 0x10 | |
357 | #define IPR_FLAGS_HI_SYNC_COMPLETE 0x08 | |
358 | #define IPR_FLAGS_HI_NO_LINK_DESC 0x04 | |
359 | ||
360 | u8 flags_lo; | |
361 | #define IPR_FLAGS_LO_ALIGNED_BFR 0x20 | |
362 | #define IPR_FLAGS_LO_DELAY_AFTER_RST 0x10 | |
363 | #define IPR_FLAGS_LO_UNTAGGED_TASK 0x00 | |
364 | #define IPR_FLAGS_LO_SIMPLE_TASK 0x02 | |
365 | #define IPR_FLAGS_LO_ORDERED_TASK 0x04 | |
366 | #define IPR_FLAGS_LO_HEAD_OF_Q_TASK 0x06 | |
367 | #define IPR_FLAGS_LO_ACA_TASK 0x08 | |
368 | ||
369 | u8 cdb[16]; | |
370 | __be16 timeout; | |
371 | }__attribute__ ((packed, aligned(4))); | |
372 | ||
373 | /* IOA Request Control Block 128 bytes */ | |
374 | struct ipr_ioarcb { | |
375 | __be32 ioarcb_host_pci_addr; | |
376 | __be32 reserved; | |
377 | __be32 res_handle; | |
378 | __be32 host_response_handle; | |
379 | __be32 reserved1; | |
380 | __be32 reserved2; | |
381 | __be32 reserved3; | |
382 | ||
383 | __be32 write_data_transfer_length; | |
384 | __be32 read_data_transfer_length; | |
385 | __be32 write_ioadl_addr; | |
386 | __be32 write_ioadl_len; | |
387 | __be32 read_ioadl_addr; | |
388 | __be32 read_ioadl_len; | |
389 | ||
390 | __be32 ioasa_host_pci_addr; | |
391 | __be16 ioasa_len; | |
392 | __be16 reserved4; | |
393 | ||
394 | struct ipr_cmd_pkt cmd_pkt; | |
395 | ||
396 | __be32 add_cmd_parms_len; | |
397 | __be32 add_cmd_parms[10]; | |
398 | }__attribute__((packed, aligned (4))); | |
399 | ||
400 | struct ipr_ioadl_desc { | |
401 | __be32 flags_and_data_len; | |
402 | #define IPR_IOADL_FLAGS_MASK 0xff000000 | |
403 | #define IPR_IOADL_GET_FLAGS(x) (be32_to_cpu(x) & IPR_IOADL_FLAGS_MASK) | |
404 | #define IPR_IOADL_DATA_LEN_MASK 0x00ffffff | |
405 | #define IPR_IOADL_GET_DATA_LEN(x) (be32_to_cpu(x) & IPR_IOADL_DATA_LEN_MASK) | |
406 | #define IPR_IOADL_FLAGS_READ 0x48000000 | |
407 | #define IPR_IOADL_FLAGS_READ_LAST 0x49000000 | |
408 | #define IPR_IOADL_FLAGS_WRITE 0x68000000 | |
409 | #define IPR_IOADL_FLAGS_WRITE_LAST 0x69000000 | |
410 | #define IPR_IOADL_FLAGS_LAST 0x01000000 | |
411 | ||
412 | __be32 address; | |
413 | }__attribute__((packed, aligned (8))); | |
414 | ||
415 | struct ipr_ioasa_vset { | |
416 | __be32 failing_lba_hi; | |
417 | __be32 failing_lba_lo; | |
418 | __be32 ioa_data[22]; | |
419 | }__attribute__((packed, aligned (4))); | |
420 | ||
421 | struct ipr_ioasa_af_dasd { | |
422 | __be32 failing_lba; | |
423 | }__attribute__((packed, aligned (4))); | |
424 | ||
425 | struct ipr_ioasa_gpdd { | |
426 | u8 end_state; | |
427 | u8 bus_phase; | |
428 | __be16 reserved; | |
429 | __be32 ioa_data[23]; | |
430 | }__attribute__((packed, aligned (4))); | |
431 | ||
432 | struct ipr_ioasa_raw { | |
433 | __be32 ioa_data[24]; | |
434 | }__attribute__((packed, aligned (4))); | |
435 | ||
436 | struct ipr_ioasa { | |
437 | __be32 ioasc; | |
438 | #define IPR_IOASC_SENSE_KEY(ioasc) ((ioasc) >> 24) | |
439 | #define IPR_IOASC_SENSE_CODE(ioasc) (((ioasc) & 0x00ff0000) >> 16) | |
440 | #define IPR_IOASC_SENSE_QUAL(ioasc) (((ioasc) & 0x0000ff00) >> 8) | |
441 | #define IPR_IOASC_SENSE_STATUS(ioasc) ((ioasc) & 0x000000ff) | |
442 | ||
443 | __be16 ret_stat_len; /* Length of the returned IOASA */ | |
444 | ||
445 | __be16 avail_stat_len; /* Total Length of status available. */ | |
446 | ||
447 | __be32 residual_data_len; /* number of bytes in the host data */ | |
448 | /* buffers that were not used by the IOARCB command. */ | |
449 | ||
450 | __be32 ilid; | |
451 | #define IPR_NO_ILID 0 | |
452 | #define IPR_DRIVER_ILID 0xffffffff | |
453 | ||
454 | __be32 fd_ioasc; | |
455 | ||
456 | __be32 fd_phys_locator; | |
457 | ||
458 | __be32 fd_res_handle; | |
459 | ||
460 | __be32 ioasc_specific; /* status code specific field */ | |
461 | #define IPR_IOASC_SPECIFIC_MASK 0x00ffffff | |
462 | #define IPR_FIELD_POINTER_VALID (0x80000000 >> 8) | |
463 | #define IPR_FIELD_POINTER_MASK 0x0000ffff | |
464 | ||
465 | union { | |
466 | struct ipr_ioasa_vset vset; | |
467 | struct ipr_ioasa_af_dasd dasd; | |
468 | struct ipr_ioasa_gpdd gpdd; | |
469 | struct ipr_ioasa_raw raw; | |
470 | } u; | |
471 | }__attribute__((packed, aligned (4))); | |
472 | ||
473 | struct ipr_mode_parm_hdr { | |
474 | u8 length; | |
475 | u8 medium_type; | |
476 | u8 device_spec_parms; | |
477 | u8 block_desc_len; | |
478 | }__attribute__((packed)); | |
479 | ||
480 | struct ipr_mode_pages { | |
481 | struct ipr_mode_parm_hdr hdr; | |
482 | u8 data[255 - sizeof(struct ipr_mode_parm_hdr)]; | |
483 | }__attribute__((packed)); | |
484 | ||
485 | struct ipr_mode_page_hdr { | |
486 | u8 ps_page_code; | |
487 | #define IPR_MODE_PAGE_PS 0x80 | |
488 | #define IPR_GET_MODE_PAGE_CODE(hdr) ((hdr)->ps_page_code & 0x3F) | |
489 | u8 page_length; | |
490 | }__attribute__ ((packed)); | |
491 | ||
492 | struct ipr_dev_bus_entry { | |
493 | struct ipr_res_addr res_addr; | |
494 | u8 flags; | |
495 | #define IPR_SCSI_ATTR_ENABLE_QAS 0x80 | |
496 | #define IPR_SCSI_ATTR_DISABLE_QAS 0x40 | |
497 | #define IPR_SCSI_ATTR_QAS_MASK 0xC0 | |
498 | #define IPR_SCSI_ATTR_ENABLE_TM 0x20 | |
499 | #define IPR_SCSI_ATTR_NO_TERM_PWR 0x10 | |
500 | #define IPR_SCSI_ATTR_TM_SUPPORTED 0x08 | |
501 | #define IPR_SCSI_ATTR_LVD_TO_SE_NOT_ALLOWED 0x04 | |
502 | ||
503 | u8 scsi_id; | |
504 | u8 bus_width; | |
505 | u8 extended_reset_delay; | |
506 | #define IPR_EXTENDED_RESET_DELAY 7 | |
507 | ||
508 | __be32 max_xfer_rate; | |
509 | ||
510 | u8 spinup_delay; | |
511 | u8 reserved3; | |
512 | __be16 reserved4; | |
513 | }__attribute__((packed, aligned (4))); | |
514 | ||
515 | struct ipr_mode_page28 { | |
516 | struct ipr_mode_page_hdr hdr; | |
517 | u8 num_entries; | |
518 | u8 entry_length; | |
519 | struct ipr_dev_bus_entry bus[0]; | |
520 | }__attribute__((packed)); | |
521 | ||
522 | struct ipr_ioa_vpd { | |
523 | struct ipr_std_inq_data std_inq_data; | |
524 | u8 ascii_part_num[12]; | |
525 | u8 reserved[40]; | |
526 | u8 ascii_plant_code[4]; | |
527 | }__attribute__((packed)); | |
528 | ||
529 | struct ipr_inquiry_page3 { | |
530 | u8 peri_qual_dev_type; | |
531 | u8 page_code; | |
532 | u8 reserved1; | |
533 | u8 page_length; | |
534 | u8 ascii_len; | |
535 | u8 reserved2[3]; | |
536 | u8 load_id[4]; | |
537 | u8 major_release; | |
538 | u8 card_type; | |
539 | u8 minor_release[2]; | |
540 | u8 ptf_number[4]; | |
541 | u8 patch_number[4]; | |
542 | }__attribute__((packed)); | |
543 | ||
62275040 BK |
544 | #define IPR_INQUIRY_PAGE0_ENTRIES 20 |
545 | struct ipr_inquiry_page0 { | |
546 | u8 peri_qual_dev_type; | |
547 | u8 page_code; | |
548 | u8 reserved1; | |
549 | u8 len; | |
550 | u8 page[IPR_INQUIRY_PAGE0_ENTRIES]; | |
551 | }__attribute__((packed)); | |
552 | ||
1da177e4 | 553 | struct ipr_hostrcb_device_data_entry { |
cfc32139 | 554 | struct ipr_vpd vpd; |
1da177e4 | 555 | struct ipr_res_addr dev_res_addr; |
cfc32139 BK |
556 | struct ipr_vpd new_vpd; |
557 | struct ipr_vpd ioa_last_with_dev_vpd; | |
558 | struct ipr_vpd cfc_last_with_dev_vpd; | |
1da177e4 LT |
559 | __be32 ioa_data[5]; |
560 | }__attribute__((packed, aligned (4))); | |
561 | ||
562 | struct ipr_hostrcb_array_data_entry { | |
cfc32139 | 563 | struct ipr_vpd vpd; |
1da177e4 LT |
564 | struct ipr_res_addr expected_dev_res_addr; |
565 | struct ipr_res_addr dev_res_addr; | |
566 | }__attribute__((packed, aligned (4))); | |
567 | ||
568 | struct ipr_hostrcb_type_ff_error { | |
569 | __be32 ioa_data[246]; | |
570 | }__attribute__((packed, aligned (4))); | |
571 | ||
572 | struct ipr_hostrcb_type_01_error { | |
573 | __be32 seek_counter; | |
574 | __be32 read_counter; | |
575 | u8 sense_data[32]; | |
576 | __be32 ioa_data[236]; | |
577 | }__attribute__((packed, aligned (4))); | |
578 | ||
579 | struct ipr_hostrcb_type_02_error { | |
cfc32139 BK |
580 | struct ipr_vpd ioa_vpd; |
581 | struct ipr_vpd cfc_vpd; | |
582 | struct ipr_vpd ioa_last_attached_to_cfc_vpd; | |
583 | struct ipr_vpd cfc_last_attached_to_ioa_vpd; | |
1da177e4 | 584 | __be32 ioa_data[3]; |
1da177e4 LT |
585 | }__attribute__((packed, aligned (4))); |
586 | ||
587 | struct ipr_hostrcb_type_03_error { | |
cfc32139 BK |
588 | struct ipr_vpd ioa_vpd; |
589 | struct ipr_vpd cfc_vpd; | |
1da177e4 LT |
590 | __be32 errors_detected; |
591 | __be32 errors_logged; | |
592 | u8 ioa_data[12]; | |
cfc32139 | 593 | struct ipr_hostrcb_device_data_entry dev[3]; |
1da177e4 LT |
594 | }__attribute__((packed, aligned (4))); |
595 | ||
596 | struct ipr_hostrcb_type_04_error { | |
cfc32139 BK |
597 | struct ipr_vpd ioa_vpd; |
598 | struct ipr_vpd cfc_vpd; | |
1da177e4 LT |
599 | u8 ioa_data[12]; |
600 | struct ipr_hostrcb_array_data_entry array_member[10]; | |
601 | __be32 exposed_mode_adn; | |
602 | __be32 array_id; | |
cfc32139 | 603 | struct ipr_vpd incomp_dev_vpd; |
1da177e4 LT |
604 | __be32 ioa_data2; |
605 | struct ipr_hostrcb_array_data_entry array_member2[8]; | |
606 | struct ipr_res_addr last_func_vset_res_addr; | |
607 | u8 vset_serial_num[IPR_SERIAL_NUM_LEN]; | |
608 | u8 protection_level[8]; | |
1da177e4 LT |
609 | }__attribute__((packed, aligned (4))); |
610 | ||
611 | struct ipr_hostrcb_error { | |
612 | __be32 failing_dev_ioasc; | |
613 | struct ipr_res_addr failing_dev_res_addr; | |
614 | __be32 failing_dev_res_handle; | |
615 | __be32 prc; | |
616 | union { | |
617 | struct ipr_hostrcb_type_ff_error type_ff_error; | |
618 | struct ipr_hostrcb_type_01_error type_01_error; | |
619 | struct ipr_hostrcb_type_02_error type_02_error; | |
620 | struct ipr_hostrcb_type_03_error type_03_error; | |
621 | struct ipr_hostrcb_type_04_error type_04_error; | |
622 | } u; | |
623 | }__attribute__((packed, aligned (4))); | |
624 | ||
625 | struct ipr_hostrcb_raw { | |
626 | __be32 data[sizeof(struct ipr_hostrcb_error)/sizeof(__be32)]; | |
627 | }__attribute__((packed, aligned (4))); | |
628 | ||
629 | struct ipr_hcam { | |
630 | u8 op_code; | |
631 | #define IPR_HOST_RCB_OP_CODE_CONFIG_CHANGE 0xE1 | |
632 | #define IPR_HOST_RCB_OP_CODE_LOG_DATA 0xE2 | |
633 | ||
634 | u8 notify_type; | |
635 | #define IPR_HOST_RCB_NOTIF_TYPE_EXISTING_CHANGED 0x00 | |
636 | #define IPR_HOST_RCB_NOTIF_TYPE_NEW_ENTRY 0x01 | |
637 | #define IPR_HOST_RCB_NOTIF_TYPE_REM_ENTRY 0x02 | |
638 | #define IPR_HOST_RCB_NOTIF_TYPE_ERROR_LOG_ENTRY 0x10 | |
639 | #define IPR_HOST_RCB_NOTIF_TYPE_INFORMATION_ENTRY 0x11 | |
640 | ||
641 | u8 notifications_lost; | |
642 | #define IPR_HOST_RCB_NO_NOTIFICATIONS_LOST 0 | |
643 | #define IPR_HOST_RCB_NOTIFICATIONS_LOST 0x80 | |
644 | ||
645 | u8 flags; | |
646 | #define IPR_HOSTRCB_INTERNAL_OPER 0x80 | |
647 | #define IPR_HOSTRCB_ERR_RESP_SENT 0x40 | |
648 | ||
649 | u8 overlay_id; | |
650 | #define IPR_HOST_RCB_OVERLAY_ID_1 0x01 | |
651 | #define IPR_HOST_RCB_OVERLAY_ID_2 0x02 | |
652 | #define IPR_HOST_RCB_OVERLAY_ID_3 0x03 | |
653 | #define IPR_HOST_RCB_OVERLAY_ID_4 0x04 | |
654 | #define IPR_HOST_RCB_OVERLAY_ID_6 0x06 | |
655 | #define IPR_HOST_RCB_OVERLAY_ID_DEFAULT 0xFF | |
656 | ||
657 | u8 reserved1[3]; | |
658 | __be32 ilid; | |
659 | __be32 time_since_last_ioa_reset; | |
660 | __be32 reserved2; | |
661 | __be32 length; | |
662 | ||
663 | union { | |
664 | struct ipr_hostrcb_error error; | |
665 | struct ipr_hostrcb_cfg_ch_not ccn; | |
666 | struct ipr_hostrcb_raw raw; | |
667 | } u; | |
668 | }__attribute__((packed, aligned (4))); | |
669 | ||
670 | struct ipr_hostrcb { | |
671 | struct ipr_hcam hcam; | |
672 | dma_addr_t hostrcb_dma; | |
673 | struct list_head queue; | |
674 | }; | |
675 | ||
676 | /* IPR smart dump table structures */ | |
677 | struct ipr_sdt_entry { | |
678 | __be32 bar_str_offset; | |
679 | __be32 end_offset; | |
680 | u8 entry_byte; | |
681 | u8 reserved[3]; | |
682 | ||
683 | u8 flags; | |
684 | #define IPR_SDT_ENDIAN 0x80 | |
685 | #define IPR_SDT_VALID_ENTRY 0x20 | |
686 | ||
687 | u8 resv; | |
688 | __be16 priority; | |
689 | }__attribute__((packed, aligned (4))); | |
690 | ||
691 | struct ipr_sdt_header { | |
692 | __be32 state; | |
693 | __be32 num_entries; | |
694 | __be32 num_entries_used; | |
695 | __be32 dump_size; | |
696 | }__attribute__((packed, aligned (4))); | |
697 | ||
698 | struct ipr_sdt { | |
699 | struct ipr_sdt_header hdr; | |
700 | struct ipr_sdt_entry entry[IPR_NUM_SDT_ENTRIES]; | |
701 | }__attribute__((packed, aligned (4))); | |
702 | ||
703 | struct ipr_uc_sdt { | |
704 | struct ipr_sdt_header hdr; | |
705 | struct ipr_sdt_entry entry[1]; | |
706 | }__attribute__((packed, aligned (4))); | |
707 | ||
708 | /* | |
709 | * Driver types | |
710 | */ | |
711 | struct ipr_bus_attributes { | |
712 | u8 bus; | |
713 | u8 qas_enabled; | |
714 | u8 bus_width; | |
715 | u8 reserved; | |
716 | u32 max_xfer_rate; | |
717 | }; | |
718 | ||
719 | struct ipr_resource_entry { | |
720 | struct ipr_config_table_entry cfgte; | |
721 | u8 needs_sync_complete:1; | |
722 | u8 in_erp:1; | |
723 | u8 add_to_ml:1; | |
724 | u8 del_from_ml:1; | |
725 | u8 resetting_device:1; | |
726 | ||
727 | struct scsi_device *sdev; | |
728 | struct list_head queue; | |
729 | }; | |
730 | ||
731 | struct ipr_resource_hdr { | |
732 | u16 num_entries; | |
733 | u16 reserved; | |
734 | }; | |
735 | ||
736 | struct ipr_resource_table { | |
737 | struct ipr_resource_hdr hdr; | |
738 | struct ipr_resource_entry dev[IPR_MAX_PHYSICAL_DEVS]; | |
739 | }; | |
740 | ||
741 | struct ipr_misc_cbs { | |
742 | struct ipr_ioa_vpd ioa_vpd; | |
62275040 | 743 | struct ipr_inquiry_page0 page0_data; |
1da177e4 LT |
744 | struct ipr_inquiry_page3 page3_data; |
745 | struct ipr_mode_pages mode_pages; | |
746 | struct ipr_supported_device supp_dev; | |
747 | }; | |
748 | ||
749 | struct ipr_interrupt_offsets { | |
750 | unsigned long set_interrupt_mask_reg; | |
751 | unsigned long clr_interrupt_mask_reg; | |
752 | unsigned long sense_interrupt_mask_reg; | |
753 | unsigned long clr_interrupt_reg; | |
754 | ||
755 | unsigned long sense_interrupt_reg; | |
756 | unsigned long ioarrin_reg; | |
757 | unsigned long sense_uproc_interrupt_reg; | |
758 | unsigned long set_uproc_interrupt_reg; | |
759 | unsigned long clr_uproc_interrupt_reg; | |
760 | }; | |
761 | ||
762 | struct ipr_interrupts { | |
763 | void __iomem *set_interrupt_mask_reg; | |
764 | void __iomem *clr_interrupt_mask_reg; | |
765 | void __iomem *sense_interrupt_mask_reg; | |
766 | void __iomem *clr_interrupt_reg; | |
767 | ||
768 | void __iomem *sense_interrupt_reg; | |
769 | void __iomem *ioarrin_reg; | |
770 | void __iomem *sense_uproc_interrupt_reg; | |
771 | void __iomem *set_uproc_interrupt_reg; | |
772 | void __iomem *clr_uproc_interrupt_reg; | |
773 | }; | |
774 | ||
775 | struct ipr_chip_cfg_t { | |
776 | u32 mailbox; | |
777 | u8 cache_line_size; | |
778 | struct ipr_interrupt_offsets regs; | |
779 | }; | |
780 | ||
781 | struct ipr_chip_t { | |
782 | u16 vendor; | |
783 | u16 device; | |
784 | const struct ipr_chip_cfg_t *cfg; | |
785 | }; | |
786 | ||
787 | enum ipr_shutdown_type { | |
788 | IPR_SHUTDOWN_NORMAL = 0x00, | |
789 | IPR_SHUTDOWN_PREPARE_FOR_NORMAL = 0x40, | |
790 | IPR_SHUTDOWN_ABBREV = 0x80, | |
791 | IPR_SHUTDOWN_NONE = 0x100 | |
792 | }; | |
793 | ||
794 | struct ipr_trace_entry { | |
795 | u32 time; | |
796 | ||
797 | u8 op_code; | |
798 | u8 type; | |
799 | #define IPR_TRACE_START 0x00 | |
800 | #define IPR_TRACE_FINISH 0xff | |
801 | u16 cmd_index; | |
802 | ||
803 | __be32 res_handle; | |
804 | union { | |
805 | u32 ioasc; | |
806 | u32 add_data; | |
807 | u32 res_addr; | |
808 | } u; | |
809 | }; | |
810 | ||
811 | struct ipr_sglist { | |
812 | u32 order; | |
813 | u32 num_sg; | |
12baa420 | 814 | u32 num_dma_sg; |
1da177e4 LT |
815 | u32 buffer_len; |
816 | struct scatterlist scatterlist[1]; | |
817 | }; | |
818 | ||
819 | enum ipr_sdt_state { | |
820 | INACTIVE, | |
821 | WAIT_FOR_DUMP, | |
822 | GET_DUMP, | |
823 | ABORT_DUMP, | |
824 | DUMP_OBTAINED | |
825 | }; | |
826 | ||
62275040 BK |
827 | enum ipr_cache_state { |
828 | CACHE_NONE, | |
829 | CACHE_DISABLED, | |
830 | CACHE_ENABLED, | |
831 | CACHE_INVALID | |
832 | }; | |
833 | ||
1da177e4 LT |
834 | /* Per-controller data */ |
835 | struct ipr_ioa_cfg { | |
836 | char eye_catcher[8]; | |
837 | #define IPR_EYECATCHER "iprcfg" | |
838 | ||
839 | struct list_head queue; | |
840 | ||
841 | u8 allow_interrupts:1; | |
842 | u8 in_reset_reload:1; | |
843 | u8 in_ioa_bringdown:1; | |
844 | u8 ioa_unit_checked:1; | |
845 | u8 ioa_is_dead:1; | |
846 | u8 dump_taken:1; | |
847 | u8 allow_cmds:1; | |
848 | u8 allow_ml_add_del:1; | |
849 | ||
62275040 | 850 | enum ipr_cache_state cache_state; |
1da177e4 LT |
851 | u16 type; /* CCIN of the card */ |
852 | ||
853 | u8 log_level; | |
854 | #define IPR_MAX_LOG_LEVEL 4 | |
855 | #define IPR_DEFAULT_LOG_LEVEL 2 | |
856 | ||
857 | #define IPR_NUM_TRACE_INDEX_BITS 8 | |
858 | #define IPR_NUM_TRACE_ENTRIES (1 << IPR_NUM_TRACE_INDEX_BITS) | |
859 | #define IPR_TRACE_SIZE (sizeof(struct ipr_trace_entry) * IPR_NUM_TRACE_ENTRIES) | |
860 | char trace_start[8]; | |
861 | #define IPR_TRACE_START_LABEL "trace" | |
862 | struct ipr_trace_entry *trace; | |
863 | u32 trace_index:IPR_NUM_TRACE_INDEX_BITS; | |
864 | ||
865 | /* | |
866 | * Queue for free command blocks | |
867 | */ | |
868 | char ipr_free_label[8]; | |
869 | #define IPR_FREEQ_LABEL "free-q" | |
870 | struct list_head free_q; | |
871 | ||
872 | /* | |
873 | * Queue for command blocks outstanding to the adapter | |
874 | */ | |
875 | char ipr_pending_label[8]; | |
876 | #define IPR_PENDQ_LABEL "pend-q" | |
877 | struct list_head pending_q; | |
878 | ||
879 | char cfg_table_start[8]; | |
880 | #define IPR_CFG_TBL_START "cfg" | |
881 | struct ipr_config_table *cfg_table; | |
882 | dma_addr_t cfg_table_dma; | |
883 | ||
884 | char resource_table_label[8]; | |
885 | #define IPR_RES_TABLE_LABEL "res_tbl" | |
886 | struct ipr_resource_entry *res_entries; | |
887 | struct list_head free_res_q; | |
888 | struct list_head used_res_q; | |
889 | ||
890 | char ipr_hcam_label[8]; | |
891 | #define IPR_HCAM_LABEL "hcams" | |
892 | struct ipr_hostrcb *hostrcb[IPR_NUM_HCAMS]; | |
893 | dma_addr_t hostrcb_dma[IPR_NUM_HCAMS]; | |
894 | struct list_head hostrcb_free_q; | |
895 | struct list_head hostrcb_pending_q; | |
896 | ||
897 | __be32 *host_rrq; | |
898 | dma_addr_t host_rrq_dma; | |
899 | #define IPR_HRRQ_REQ_RESP_HANDLE_MASK 0xfffffffc | |
900 | #define IPR_HRRQ_RESP_BIT_SET 0x00000002 | |
901 | #define IPR_HRRQ_TOGGLE_BIT 0x00000001 | |
902 | #define IPR_HRRQ_REQ_RESP_HANDLE_SHIFT 2 | |
903 | volatile __be32 *hrrq_start; | |
904 | volatile __be32 *hrrq_end; | |
905 | volatile __be32 *hrrq_curr; | |
906 | volatile u32 toggle_bit; | |
907 | ||
908 | struct ipr_bus_attributes bus_attr[IPR_MAX_NUM_BUSES]; | |
909 | ||
910 | const struct ipr_chip_cfg_t *chip_cfg; | |
911 | ||
912 | void __iomem *hdw_dma_regs; /* iomapped PCI memory space */ | |
913 | unsigned long hdw_dma_regs_pci; /* raw PCI memory space */ | |
914 | void __iomem *ioa_mailbox; | |
915 | struct ipr_interrupts regs; | |
916 | ||
917 | u16 saved_pcix_cmd_reg; | |
918 | u16 reset_retries; | |
919 | ||
920 | u32 errors_logged; | |
921 | ||
922 | struct Scsi_Host *host; | |
923 | struct pci_dev *pdev; | |
924 | struct ipr_sglist *ucode_sglist; | |
925 | struct ipr_mode_pages *saved_mode_pages; | |
926 | u8 saved_mode_page_len; | |
927 | ||
928 | struct work_struct work_q; | |
929 | ||
930 | wait_queue_head_t reset_wait_q; | |
931 | ||
932 | struct ipr_dump *dump; | |
933 | enum ipr_sdt_state sdt_state; | |
934 | ||
935 | struct ipr_misc_cbs *vpd_cbs; | |
936 | dma_addr_t vpd_cbs_dma; | |
937 | ||
938 | struct pci_pool *ipr_cmd_pool; | |
939 | ||
940 | struct ipr_cmnd *reset_cmd; | |
941 | ||
942 | char ipr_cmd_label[8]; | |
943 | #define IPR_CMD_LABEL "ipr_cmnd" | |
944 | struct ipr_cmnd *ipr_cmnd_list[IPR_NUM_CMD_BLKS]; | |
945 | u32 ipr_cmnd_list_dma[IPR_NUM_CMD_BLKS]; | |
946 | }; | |
947 | ||
948 | struct ipr_cmnd { | |
949 | struct ipr_ioarcb ioarcb; | |
950 | struct ipr_ioasa ioasa; | |
951 | struct ipr_ioadl_desc ioadl[IPR_NUM_IOADL_ENTRIES]; | |
952 | struct list_head queue; | |
953 | struct scsi_cmnd *scsi_cmd; | |
954 | struct completion completion; | |
955 | struct timer_list timer; | |
956 | void (*done) (struct ipr_cmnd *); | |
957 | int (*job_step) (struct ipr_cmnd *); | |
958 | u16 cmd_index; | |
959 | u8 sense_buffer[SCSI_SENSE_BUFFERSIZE]; | |
960 | dma_addr_t sense_buffer_dma; | |
961 | unsigned short dma_use_sg; | |
962 | dma_addr_t dma_handle; | |
963 | struct ipr_cmnd *sibling; | |
964 | union { | |
965 | enum ipr_shutdown_type shutdown_type; | |
966 | struct ipr_hostrcb *hostrcb; | |
967 | unsigned long time_left; | |
968 | unsigned long scratch; | |
969 | struct ipr_resource_entry *res; | |
970 | struct scsi_device *sdev; | |
971 | } u; | |
972 | ||
973 | struct ipr_ioa_cfg *ioa_cfg; | |
974 | }; | |
975 | ||
976 | struct ipr_ses_table_entry { | |
977 | char product_id[17]; | |
978 | char compare_product_id_byte[17]; | |
979 | u32 max_bus_speed_limit; /* MB/sec limit for this backplane */ | |
980 | }; | |
981 | ||
982 | struct ipr_dump_header { | |
983 | u32 eye_catcher; | |
984 | #define IPR_DUMP_EYE_CATCHER 0xC5D4E3F2 | |
985 | u32 len; | |
986 | u32 num_entries; | |
987 | u32 first_entry_offset; | |
988 | u32 status; | |
989 | #define IPR_DUMP_STATUS_SUCCESS 0 | |
990 | #define IPR_DUMP_STATUS_QUAL_SUCCESS 2 | |
991 | #define IPR_DUMP_STATUS_FAILED 0xffffffff | |
992 | u32 os; | |
993 | #define IPR_DUMP_OS_LINUX 0x4C4E5558 | |
994 | u32 driver_name; | |
995 | #define IPR_DUMP_DRIVER_NAME 0x49505232 | |
996 | }__attribute__((packed, aligned (4))); | |
997 | ||
998 | struct ipr_dump_entry_header { | |
999 | u32 eye_catcher; | |
1000 | #define IPR_DUMP_EYE_CATCHER 0xC5D4E3F2 | |
1001 | u32 len; | |
1002 | u32 num_elems; | |
1003 | u32 offset; | |
1004 | u32 data_type; | |
1005 | #define IPR_DUMP_DATA_TYPE_ASCII 0x41534349 | |
1006 | #define IPR_DUMP_DATA_TYPE_BINARY 0x42494E41 | |
1007 | u32 id; | |
1008 | #define IPR_DUMP_IOA_DUMP_ID 0x494F4131 | |
1009 | #define IPR_DUMP_LOCATION_ID 0x4C4F4341 | |
1010 | #define IPR_DUMP_TRACE_ID 0x54524143 | |
1011 | #define IPR_DUMP_DRIVER_VERSION_ID 0x44525652 | |
1012 | #define IPR_DUMP_DRIVER_TYPE_ID 0x54595045 | |
1013 | #define IPR_DUMP_IOA_CTRL_BLK 0x494F4342 | |
1014 | #define IPR_DUMP_PEND_OPS 0x414F5053 | |
1015 | u32 status; | |
1016 | }__attribute__((packed, aligned (4))); | |
1017 | ||
1018 | struct ipr_dump_location_entry { | |
1019 | struct ipr_dump_entry_header hdr; | |
1020 | u8 location[BUS_ID_SIZE]; | |
1021 | }__attribute__((packed)); | |
1022 | ||
1023 | struct ipr_dump_trace_entry { | |
1024 | struct ipr_dump_entry_header hdr; | |
1025 | u32 trace[IPR_TRACE_SIZE / sizeof(u32)]; | |
1026 | }__attribute__((packed, aligned (4))); | |
1027 | ||
1028 | struct ipr_dump_version_entry { | |
1029 | struct ipr_dump_entry_header hdr; | |
1030 | u8 version[sizeof(IPR_DRIVER_VERSION)]; | |
1031 | }; | |
1032 | ||
1033 | struct ipr_dump_ioa_type_entry { | |
1034 | struct ipr_dump_entry_header hdr; | |
1035 | u32 type; | |
1036 | u32 fw_version; | |
1037 | }; | |
1038 | ||
1039 | struct ipr_driver_dump { | |
1040 | struct ipr_dump_header hdr; | |
1041 | struct ipr_dump_version_entry version_entry; | |
1042 | struct ipr_dump_location_entry location_entry; | |
1043 | struct ipr_dump_ioa_type_entry ioa_type_entry; | |
1044 | struct ipr_dump_trace_entry trace_entry; | |
1045 | }__attribute__((packed)); | |
1046 | ||
1047 | struct ipr_ioa_dump { | |
1048 | struct ipr_dump_entry_header hdr; | |
1049 | struct ipr_sdt sdt; | |
1050 | __be32 *ioa_data[IPR_MAX_NUM_DUMP_PAGES]; | |
1051 | u32 reserved; | |
1052 | u32 next_page_index; | |
1053 | u32 page_offset; | |
1054 | u32 format; | |
1055 | #define IPR_SDT_FMT2 2 | |
1056 | #define IPR_SDT_UNKNOWN 3 | |
1057 | }__attribute__((packed, aligned (4))); | |
1058 | ||
1059 | struct ipr_dump { | |
1060 | struct kref kref; | |
1061 | struct ipr_ioa_cfg *ioa_cfg; | |
1062 | struct ipr_driver_dump driver_dump; | |
1063 | struct ipr_ioa_dump ioa_dump; | |
1064 | }; | |
1065 | ||
1066 | struct ipr_error_table_t { | |
1067 | u32 ioasc; | |
1068 | int log_ioasa; | |
1069 | int log_hcam; | |
1070 | char *error; | |
1071 | }; | |
1072 | ||
1073 | struct ipr_software_inq_lid_info { | |
1074 | __be32 load_id; | |
1075 | __be32 timestamp[3]; | |
1076 | }__attribute__((packed, aligned (4))); | |
1077 | ||
1078 | struct ipr_ucode_image_header { | |
1079 | __be32 header_length; | |
1080 | __be32 lid_table_offset; | |
1081 | u8 major_release; | |
1082 | u8 card_type; | |
1083 | u8 minor_release[2]; | |
1084 | u8 reserved[20]; | |
1085 | char eyecatcher[16]; | |
1086 | __be32 num_lids; | |
1087 | struct ipr_software_inq_lid_info lid[1]; | |
1088 | }__attribute__((packed, aligned (4))); | |
1089 | ||
1090 | /* | |
1091 | * Macros | |
1092 | */ | |
1093 | #if IPR_DEBUG | |
1094 | #define IPR_DBG_CMD(CMD) do { CMD; } while (0) | |
1095 | #else | |
1096 | #define IPR_DBG_CMD(CMD) | |
1097 | #endif | |
1098 | ||
1099 | #ifdef CONFIG_SCSI_IPR_TRACE | |
1100 | #define ipr_create_trace_file(kobj, attr) sysfs_create_bin_file(kobj, attr) | |
1101 | #define ipr_remove_trace_file(kobj, attr) sysfs_remove_bin_file(kobj, attr) | |
1102 | #else | |
1103 | #define ipr_create_trace_file(kobj, attr) 0 | |
1104 | #define ipr_remove_trace_file(kobj, attr) do { } while(0) | |
1105 | #endif | |
1106 | ||
1107 | #ifdef CONFIG_SCSI_IPR_DUMP | |
1108 | #define ipr_create_dump_file(kobj, attr) sysfs_create_bin_file(kobj, attr) | |
1109 | #define ipr_remove_dump_file(kobj, attr) sysfs_remove_bin_file(kobj, attr) | |
1110 | #else | |
1111 | #define ipr_create_dump_file(kobj, attr) 0 | |
1112 | #define ipr_remove_dump_file(kobj, attr) do { } while(0) | |
1113 | #endif | |
1114 | ||
1115 | /* | |
1116 | * Error logging macros | |
1117 | */ | |
1118 | #define ipr_err(...) printk(KERN_ERR IPR_NAME ": "__VA_ARGS__) | |
1119 | #define ipr_info(...) printk(KERN_INFO IPR_NAME ": "__VA_ARGS__) | |
1120 | #define ipr_crit(...) printk(KERN_CRIT IPR_NAME ": "__VA_ARGS__) | |
1121 | #define ipr_warn(...) printk(KERN_WARNING IPR_NAME": "__VA_ARGS__) | |
1122 | #define ipr_dbg(...) IPR_DBG_CMD(printk(KERN_INFO IPR_NAME ": "__VA_ARGS__)) | |
1123 | ||
017560fc JG |
1124 | #define ipr_sdev_printk(level, sdev, fmt, args...) \ |
1125 | sdev_printk(level, sdev, fmt, ## args) | |
1da177e4 LT |
1126 | |
1127 | #define ipr_sdev_err(sdev, fmt, ...) \ | |
1128 | ipr_sdev_printk(KERN_ERR, sdev, fmt, ##__VA_ARGS__) | |
1129 | ||
1130 | #define ipr_sdev_info(sdev, fmt, ...) \ | |
1131 | ipr_sdev_printk(KERN_INFO, sdev, fmt, ##__VA_ARGS__) | |
1132 | ||
1133 | #define ipr_sdev_dbg(sdev, fmt, ...) \ | |
1134 | IPR_DBG_CMD(ipr_sdev_printk(KERN_INFO, sdev, fmt, ##__VA_ARGS__)) | |
1135 | ||
1136 | #define ipr_res_printk(level, ioa_cfg, res, fmt, ...) \ | |
1137 | printk(level IPR_NAME ": %d:%d:%d:%d: " fmt, ioa_cfg->host->host_no, \ | |
1138 | res.bus, res.target, res.lun, ##__VA_ARGS__) | |
1139 | ||
1140 | #define ipr_res_err(ioa_cfg, res, fmt, ...) \ | |
1141 | ipr_res_printk(KERN_ERR, ioa_cfg, res, fmt, ##__VA_ARGS__) | |
1142 | #define ipr_res_dbg(ioa_cfg, res, fmt, ...) \ | |
1143 | IPR_DBG_CMD(ipr_res_printk(KERN_INFO, ioa_cfg, res, fmt, ##__VA_ARGS__)) | |
1144 | ||
fa15b1f6 BK |
1145 | #define ipr_phys_res_err(ioa_cfg, res, fmt, ...) \ |
1146 | { \ | |
1147 | if ((res).bus >= IPR_MAX_NUM_BUSES) { \ | |
1148 | ipr_err(fmt": unknown\n", ##__VA_ARGS__); \ | |
1149 | } else { \ | |
1150 | ipr_err(fmt": %d:%d:%d:%d\n", \ | |
1151 | ##__VA_ARGS__, (ioa_cfg)->host->host_no, \ | |
1152 | (res).bus, (res).target, (res).lun); \ | |
1153 | } \ | |
1154 | } | |
1155 | ||
1da177e4 LT |
1156 | #define ipr_trace ipr_dbg("%s: %s: Line: %d\n",\ |
1157 | __FILE__, __FUNCTION__, __LINE__) | |
1158 | ||
1159 | #if IPR_DBG_TRACE | |
1160 | #define ENTER printk(KERN_INFO IPR_NAME": Entering %s\n", __FUNCTION__) | |
1161 | #define LEAVE printk(KERN_INFO IPR_NAME": Leaving %s\n", __FUNCTION__) | |
1162 | #else | |
1163 | #define ENTER | |
1164 | #define LEAVE | |
1165 | #endif | |
1166 | ||
1167 | #define ipr_err_separator \ | |
1168 | ipr_err("----------------------------------------------------------\n") | |
1169 | ||
1170 | ||
1171 | /* | |
1172 | * Inlines | |
1173 | */ | |
1174 | ||
1175 | /** | |
1176 | * ipr_is_ioa_resource - Determine if a resource is the IOA | |
1177 | * @res: resource entry struct | |
1178 | * | |
1179 | * Return value: | |
1180 | * 1 if IOA / 0 if not IOA | |
1181 | **/ | |
1182 | static inline int ipr_is_ioa_resource(struct ipr_resource_entry *res) | |
1183 | { | |
1184 | return (res->cfgte.flags & IPR_IS_IOA_RESOURCE) ? 1 : 0; | |
1185 | } | |
1186 | ||
1187 | /** | |
1188 | * ipr_is_af_dasd_device - Determine if a resource is an AF DASD | |
1189 | * @res: resource entry struct | |
1190 | * | |
1191 | * Return value: | |
1192 | * 1 if AF DASD / 0 if not AF DASD | |
1193 | **/ | |
1194 | static inline int ipr_is_af_dasd_device(struct ipr_resource_entry *res) | |
1195 | { | |
1196 | if (IPR_IS_DASD_DEVICE(res->cfgte.std_inq_data) && | |
1197 | !ipr_is_ioa_resource(res) && | |
1198 | IPR_RES_SUBTYPE(res) == IPR_SUBTYPE_AF_DASD) | |
1199 | return 1; | |
1200 | else | |
1201 | return 0; | |
1202 | } | |
1203 | ||
1204 | /** | |
1205 | * ipr_is_vset_device - Determine if a resource is a VSET | |
1206 | * @res: resource entry struct | |
1207 | * | |
1208 | * Return value: | |
1209 | * 1 if VSET / 0 if not VSET | |
1210 | **/ | |
1211 | static inline int ipr_is_vset_device(struct ipr_resource_entry *res) | |
1212 | { | |
1213 | if (IPR_IS_DASD_DEVICE(res->cfgte.std_inq_data) && | |
1214 | !ipr_is_ioa_resource(res) && | |
1215 | IPR_RES_SUBTYPE(res) == IPR_SUBTYPE_VOLUME_SET) | |
1216 | return 1; | |
1217 | else | |
1218 | return 0; | |
1219 | } | |
1220 | ||
1221 | /** | |
1222 | * ipr_is_gscsi - Determine if a resource is a generic scsi resource | |
1223 | * @res: resource entry struct | |
1224 | * | |
1225 | * Return value: | |
1226 | * 1 if GSCSI / 0 if not GSCSI | |
1227 | **/ | |
1228 | static inline int ipr_is_gscsi(struct ipr_resource_entry *res) | |
1229 | { | |
1230 | if (!ipr_is_ioa_resource(res) && | |
1231 | IPR_RES_SUBTYPE(res) == IPR_SUBTYPE_GENERIC_SCSI) | |
1232 | return 1; | |
1233 | else | |
1234 | return 0; | |
1235 | } | |
1236 | ||
1237 | /** | |
1238 | * ipr_is_device - Determine if resource address is that of a device | |
1239 | * @res_addr: resource address struct | |
1240 | * | |
1241 | * Return value: | |
1242 | * 1 if AF / 0 if not AF | |
1243 | **/ | |
1244 | static inline int ipr_is_device(struct ipr_res_addr *res_addr) | |
1245 | { | |
1246 | if ((res_addr->bus < IPR_MAX_NUM_BUSES) && | |
1247 | (res_addr->target < IPR_MAX_NUM_TARGETS_PER_BUS)) | |
1248 | return 1; | |
1249 | ||
1250 | return 0; | |
1251 | } | |
1252 | ||
1253 | /** | |
1254 | * ipr_sdt_is_fmt2 - Determine if a SDT address is in format 2 | |
1255 | * @sdt_word: SDT address | |
1256 | * | |
1257 | * Return value: | |
1258 | * 1 if format 2 / 0 if not | |
1259 | **/ | |
1260 | static inline int ipr_sdt_is_fmt2(u32 sdt_word) | |
1261 | { | |
1262 | u32 bar_sel = IPR_GET_FMT2_BAR_SEL(sdt_word); | |
1263 | ||
1264 | switch (bar_sel) { | |
1265 | case IPR_SDT_FMT2_BAR0_SEL: | |
1266 | case IPR_SDT_FMT2_BAR1_SEL: | |
1267 | case IPR_SDT_FMT2_BAR2_SEL: | |
1268 | case IPR_SDT_FMT2_BAR3_SEL: | |
1269 | case IPR_SDT_FMT2_BAR4_SEL: | |
1270 | case IPR_SDT_FMT2_BAR5_SEL: | |
1271 | case IPR_SDT_FMT2_EXP_ROM_SEL: | |
1272 | return 1; | |
1273 | }; | |
1274 | ||
1275 | return 0; | |
1276 | } | |
1277 | ||
1278 | #endif |