Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)
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FreeBSD/Linux Kernel Cross Reference
sys/dev/ips/ips.h
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1 /*- 2 * Copyright (c) 2002 Adaptec Inc. 3 * All rights reserved. 4 * 5 * Written by: David Jeffery 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26 * SUCH DAMAGE. 27 * 28 * $FreeBSD: releng/5.3/sys/dev/ips/ips.h 130585 2004-06-16 09:47:26Z phk $ 29 */ 30 31 32 #include <sys/param.h> 33 #include <sys/systm.h> 34 #include <sys/kernel.h> 35 #include <sys/module.h> 36 #include <sys/bus.h> 37 #include <sys/conf.h> 38 #include <sys/types.h> 39 #include <sys/queue.h> 40 #include <sys/bio.h> 41 #include <sys/malloc.h> 42 #include <sys/mutex.h> 43 #include <sys/sema.h> 44 #include <sys/time.h> 45 46 #include <machine/bus_memio.h> 47 #include <machine/bus.h> 48 #include <sys/rman.h> 49 #include <machine/resource.h> 50 51 #include <dev/pci/pcireg.h> 52 #include <dev/pci/pcivar.h> 53 54 MALLOC_DECLARE(M_IPSBUF); 55 56 /* 57 * IPS CONSTANTS 58 */ 59 #define IPS_VENDOR_ID 0x1014 60 #define IPS_VENDOR_ID_ADAPTEC 0x9005 61 #define IPS_MORPHEUS_DEVICE_ID 0x01BD 62 #define IPS_COPPERHEAD_DEVICE_ID 0x002E 63 #define IPS_MARCO_DEVICE_ID 0x0250 64 #define IPS_CSL 0xff 65 #define IPS_POCL 0x30 66 67 /* amounts of memory to allocate for certain commands */ 68 #define IPS_ADAPTER_INFO_LEN (sizeof(ips_adapter_info_t)) 69 #define IPS_DRIVE_INFO_LEN (sizeof(ips_drive_info_t)) 70 #define IPS_COMMAND_LEN 24 71 #define IPS_MAX_SG_LEN (sizeof(ips_sg_element_t) * IPS_MAX_SG_ELEMENTS) 72 #define IPS_NVRAM_PAGE_SIZE 128 73 /* various flags */ 74 #define IPS_NOWAIT_FLAG 1 75 76 /* states for the card to be in */ 77 #define IPS_DEV_OPEN 0x01 78 #define IPS_TIMEOUT 0x02 /* command time out, need reset */ 79 #define IPS_OFFLINE 0x04 /* can't reset card/card failure */ 80 81 /* max number of commands set to something low for now */ 82 #define IPS_MAX_CMD_NUM 128 83 #define IPS_MAX_NUM_DRIVES 8 84 #define IPS_MAX_SG_ELEMENTS 32 85 #define IPS_MAX_IOBUF_SIZE (64 * 1024) 86 #define IPS_BLKSIZE 512 87 88 /* logical drive states */ 89 90 #define IPS_LD_OFFLINE 0x02 91 #define IPS_LD_OKAY 0x03 92 #define IPS_LD_DEGRADED 0x04 93 #define IPS_LD_FREE 0x00 94 #define IPS_LD_SYS 0x06 95 #define IPS_LD_CRS 0x24 96 97 /* register offsets */ 98 #define MORPHEUS_REG_OMR0 0x0018 /* Outbound Msg. Reg. 0 */ 99 #define MORPHEUS_REG_OMR1 0x001C /* Outbound Msg. Reg. 1 */ 100 #define MORPHEUS_REG_IDR 0x0020 /* Inbound Doorbell Reg. */ 101 #define MORPHEUS_REG_IISR 0x0024 /* Inbound IRQ Status Reg. */ 102 #define MORPHEUS_REG_IIMR 0x0028 /* Inbound IRQ Mask Reg. */ 103 #define MORPHEUS_REG_OISR 0x0030 /* Outbound IRQ Status Reg. */ 104 #define MORPHEUS_REG_OIMR 0x0034 /* Outbound IRQ Status Reg. */ 105 #define MORPHEUS_REG_IQPR 0x0040 /* Inbound Queue Port Reg. */ 106 #define MORPHEUS_REG_OQPR 0x0044 /* Outbound Queue Port Reg. */ 107 108 #define COPPER_REG_SCPR 0x05 /* Subsystem Ctrl. Port Reg. */ 109 #define COPPER_REG_ISPR 0x06 /* IRQ Status Port Reg. */ 110 #define COPPER_REG_CBSP 0x07 /* ? Reg. */ 111 #define COPPER_REG_HISR 0x08 /* Host IRQ Status Reg. */ 112 #define COPPER_REG_CCSAR 0x10 /* Cmd. Channel Sys Addr Reg.*/ 113 #define COPPER_REG_CCCR 0x14 /* Cmd. Channel Ctrl. Reg. */ 114 #define COPPER_REG_SQHR 0x20 /* Status Queue Head Reg. */ 115 #define COPPER_REG_SQTR 0x24 /* Status Queue Tail Reg. */ 116 #define COPPER_REG_SQER 0x28 /* Status Queue End Reg. */ 117 #define COPPER_REG_SQSR 0x2C /* Status Queue Start Reg. */ 118 119 /* bit definitions */ 120 #define MORPHEUS_BIT_POST1 0x01 121 #define MORPHEUS_BIT_POST2 0x02 122 #define MORPHEUS_BIT_CMD_IRQ 0x08 123 124 #define COPPER_CMD_START 0x101A 125 #define COPPER_SEM_BIT 0x08 126 #define COPPER_EI_BIT 0x80 127 #define COPPER_EBM_BIT 0x02 128 #define COPPER_RESET_BIT 0x80 129 #define COPPER_GHI_BIT 0x04 130 #define COPPER_SCE_BIT 0x01 131 #define COPPER_OP_BIT 0x01 132 #define COPPER_ILE_BIT 0x10 133 134 /* status defines */ 135 #define IPS_POST1_OK 0x8000 136 #define IPS_POST2_OK 0x000f 137 138 /* command op codes */ 139 #define IPS_READ_CMD 0x02 140 #define IPS_WRITE_CMD 0x03 141 #define IPS_ADAPTER_INFO_CMD 0x05 142 #define IPS_CACHE_FLUSH_CMD 0x0A 143 #define IPS_REBUILD_STATUS_CMD 0x0C 144 #define IPS_ERROR_TABLE_CMD 0x17 145 #define IPS_DRIVE_INFO_CMD 0x19 146 #define IPS_SUBSYS_PARAM_CMD 0x40 147 #define IPS_CONFIG_SYNC_CMD 0x58 148 #define IPS_SG_READ_CMD 0x82 149 #define IPS_SG_WRITE_CMD 0x83 150 #define IPS_RW_NVRAM_CMD 0xBC 151 #define IPS_FFDC_CMD 0xD7 152 153 /* error information returned by the adapter */ 154 #define IPS_MIN_ERROR 0x02 155 #define IPS_ERROR_STATUS 0x13000200 /* ahh, magic numbers */ 156 157 #define IPS_OS_FREEBSD 8 158 #define IPS_VERSION_MAJOR "0.90" 159 #define IPS_VERSION_MINOR ".10" 160 161 /* Adapter Types */ 162 #define IPS_ADAPTER_COPPERHEAD 0x01 163 #define IPS_ADAPTER_COPPERHEAD2 0x02 164 #define IPS_ADAPTER_COPPERHEADOB1 0x03 165 #define IPS_ADAPTER_COPPERHEADOB2 0x04 166 #define IPS_ADAPTER_CLARINET 0x05 167 #define IPS_ADAPTER_CLARINETLITE 0x06 168 #define IPS_ADAPTER_TROMBONE 0x07 169 #define IPS_ADAPTER_MORPHEUS 0x08 170 #define IPS_ADAPTER_MORPHEUSLITE 0x09 171 #define IPS_ADAPTER_NEO 0x0A 172 #define IPS_ADAPTER_NEOLITE 0x0B 173 #define IPS_ADAPTER_SARASOTA2 0x0C 174 #define IPS_ADAPTER_SARASOTA1 0x0D 175 #define IPS_ADAPTER_MARCO 0x0E 176 #define IPS_ADAPTER_SEBRING 0x0F 177 #define IPS_ADAPTER_MAX_T IPS_ADAPTER_SEBRING 178 179 /* values for ffdc_settime (from gmtime) */ 180 #define IPS_SECSPERMIN 60 181 #define IPS_MINSPERHOUR 60 182 #define IPS_HOURSPERDAY 24 183 #define IPS_DAYSPERWEEK 7 184 #define IPS_DAYSPERNYEAR 365 185 #define IPS_DAYSPERLYEAR 366 186 #define IPS_SECSPERHOUR (IPS_SECSPERMIN * IPS_MINSPERHOUR) 187 #define IPS_SECSPERDAY ((long) IPS_SECSPERHOUR * IPS_HOURSPERDAY) 188 #define IPS_MONSPERYEAR 12 189 #define IPS_EPOCH_YEAR 1970 190 #define IPS_LEAPS_THRU_END_OF(y) ((y) / 4 - (y) / 100 + (y) / 400) 191 #define ips_isleap(y) (((y) % 4) == 0 && (((y) % 100) != 0 || ((y) % 400) == 0)) 192 193 /* 194 * IPS MACROS 195 */ 196 197 #define ips_read_1(sc,offset) bus_space_read_1(sc->bustag, sc->bushandle, offset) 198 #define ips_read_2(sc,offset) bus_space_read_2(sc->bustag, sc->bushandle, offset) 199 #define ips_read_4(sc,offset) bus_space_read_4(sc->bustag, sc->bushandle, offset) 200 201 #define ips_write_1(sc,offset,value) bus_space_write_1(sc->bustag, sc->bushandle, offset, value) 202 #define ips_write_2(sc,offset,value) bus_space_write_2(sc->bustag, sc->bushandle, offset, value) 203 #define ips_write_4(sc,offset,value) bus_space_write_4(sc->bustag, sc->bushandle, offset, value) 204 205 /* this is ugly. It zeros the end elements in an ips_command_t struct starting with the status element */ 206 #define clear_ips_command(command) bzero(&((command)->status), (unsigned long)(&(command)[1])-(unsigned long)&((command)->status)) 207 208 #define ips_read_request(iobuf) ((iobuf)->bio_cmd == BIO_READ) 209 210 #define COMMAND_ERROR(status) (((status)->fields.basic_status & 0x0f) >= IPS_MIN_ERROR) 211 212 #ifndef IPS_DEBUG 213 #define DEVICE_PRINTF(x...) 214 #define PRINTF(x...) 215 #else 216 #define DEVICE_PRINTF(level,x...) if(IPS_DEBUG >= level)device_printf(x) 217 #define PRINTF(level,x...) if(IPS_DEBUG >= level)printf(x) 218 #endif 219 /* 220 * IPS STRUCTS 221 */ 222 223 struct ips_softc; 224 225 typedef struct{ 226 u_int8_t command; 227 u_int8_t id; 228 u_int8_t drivenum; 229 u_int8_t reserve2; 230 u_int32_t lba; 231 u_int32_t buffaddr; 232 u_int32_t reserve3; 233 } __attribute__ ((packed)) ips_generic_cmd; 234 235 typedef struct{ 236 u_int8_t command; 237 u_int8_t id; 238 u_int8_t drivenum; 239 u_int8_t segnum; 240 u_int32_t lba; 241 u_int32_t buffaddr; 242 u_int16_t length; 243 u_int16_t reserve1; 244 } __attribute__ ((packed)) ips_io_cmd; 245 246 typedef struct{ 247 u_int8_t command; 248 u_int8_t id; 249 u_int8_t pagenum; 250 u_int8_t rw; 251 u_int32_t reserve1; 252 u_int32_t buffaddr; 253 u_int32_t reserve3; 254 } __attribute__ ((packed)) ips_rw_nvram_cmd; 255 256 typedef struct{ 257 u_int8_t command; 258 u_int8_t id; 259 u_int8_t drivenum; 260 u_int8_t reserve1; 261 u_int32_t reserve2; 262 u_int32_t buffaddr; 263 u_int32_t reserve3; 264 } __attribute__ ((packed)) ips_drive_cmd; 265 266 typedef struct{ 267 u_int8_t command; 268 u_int8_t id; 269 u_int8_t reserve1; 270 u_int8_t commandtype; 271 u_int32_t reserve2; 272 u_int32_t buffaddr; 273 u_int32_t reserve3; 274 } __attribute__((packed)) ips_adapter_info_cmd; 275 276 typedef struct{ 277 u_int8_t command; 278 u_int8_t id; 279 u_int8_t reset_count; 280 u_int8_t reset_type; 281 u_int8_t second; 282 u_int8_t minute; 283 u_int8_t hour; 284 u_int8_t day; 285 u_int8_t reserve1[4]; 286 u_int8_t month; 287 u_int8_t yearH; 288 u_int8_t yearL; 289 u_int8_t reserve2; 290 } __attribute__((packed)) ips_adapter_ffdc_cmd; 291 292 typedef union{ 293 ips_generic_cmd generic_cmd; 294 ips_drive_cmd drive_cmd; 295 ips_adapter_info_cmd adapter_info_cmd; 296 } ips_cmd_buff_t; 297 298 typedef struct { 299 u_int32_t signature; 300 u_int8_t reserved; 301 u_int8_t adapter_slot; 302 u_int16_t adapter_type; 303 u_int8_t bios_high[4]; 304 u_int8_t bios_low[4]; 305 u_int16_t reserve2; 306 u_int8_t reserve3; 307 u_int8_t operating_system; 308 u_int8_t driver_high[4]; 309 u_int8_t driver_low[4]; 310 u_int8_t reserve4[100]; 311 }__attribute__((packed)) ips_nvram_page5; 312 313 typedef struct{ 314 u_int32_t addr; 315 u_int32_t len; 316 } ips_sg_element_t; 317 318 typedef struct{ 319 u_int8_t drivenum; 320 u_int8_t merge_id; 321 u_int8_t raid_lvl; 322 u_int8_t state; 323 u_int32_t sector_count; 324 } __attribute__((packed)) ips_drive_t; 325 326 typedef struct{ 327 u_int8_t drivecount; 328 u_int8_t reserve1; 329 u_int16_t reserve2; 330 ips_drive_t drives[IPS_MAX_NUM_DRIVES]; 331 }__attribute__((packed)) ips_drive_info_t; 332 333 typedef struct{ 334 u_int8_t drivecount; 335 u_int8_t miscflags; 336 u_int8_t SLTflags; 337 u_int8_t BSTflags; 338 u_int8_t pwr_chg_count; 339 u_int8_t wrong_addr_count; 340 u_int8_t unident_count; 341 u_int8_t nvram_dev_chg_count; 342 u_int8_t codeblock_version[8]; 343 u_int8_t bootblock_version[8]; 344 u_int32_t drive_sector_count[IPS_MAX_NUM_DRIVES]; 345 u_int8_t max_concurrent_cmds; 346 u_int8_t max_phys_devices; 347 u_int16_t flash_prog_count; 348 u_int8_t defunct_disks; 349 u_int8_t rebuildflags; 350 u_int8_t offline_drivecount; 351 u_int8_t critical_drivecount; 352 u_int16_t config_update_count; 353 u_int8_t blockedflags; 354 u_int8_t psdn_error; 355 u_int16_t addr_dead_disk[4*16];/* ugly, max # channels * max # scsi devices per channel */ 356 }__attribute__((packed)) ips_adapter_info_t; 357 358 typedef struct { 359 u_int32_t status[IPS_MAX_CMD_NUM]; 360 u_int32_t base_phys_addr; 361 int nextstatus; 362 bus_dma_tag_t dmatag; 363 bus_dmamap_t dmamap; 364 } ips_copper_queue_t; 365 366 typedef union { 367 struct { 368 u_int8_t reserved; 369 u_int8_t command_id; 370 u_int8_t basic_status; 371 u_int8_t extended_status; 372 } fields; 373 volatile u_int32_t value; 374 } ips_cmd_status_t; 375 376 /* used to keep track of current commands to the card */ 377 typedef struct ips_command{ 378 u_int8_t command_number; 379 u_int8_t id; 380 u_int8_t timeout; 381 struct ips_softc * sc; 382 bus_dmamap_t command_dmamap; 383 void * command_buffer; 384 u_int32_t command_phys_addr;/*WARNING! must be changed if 64bit addressing ever used*/ 385 struct sema cmd_sema; 386 ips_cmd_status_t status; 387 SLIST_ENTRY(ips_command) next; 388 bus_dma_tag_t data_dmatag; 389 bus_dmamap_t data_dmamap; 390 void * data_buffer; 391 void * arg; 392 void (* callback)(struct ips_command *command); 393 }ips_command_t; 394 395 typedef struct ips_wait_list{ 396 STAILQ_ENTRY(ips_wait_list) next; 397 void *data; 398 int (* callback)(ips_command_t *command); 399 }ips_wait_list_t; 400 401 typedef struct ips_softc{ 402 struct resource * iores; 403 struct resource * irqres; 404 struct intr_config_hook ips_ich; 405 int configured; 406 int state; 407 int iotype; 408 int rid; 409 int irqrid; 410 void * irqcookie; 411 bus_space_tag_t bustag; 412 bus_space_handle_t bushandle; 413 bus_dma_tag_t adapter_dmatag; 414 bus_dma_tag_t command_dmatag; 415 bus_dma_tag_t sg_dmatag; 416 device_t dev; 417 struct cdev *device_file; 418 struct callout_handle timer; 419 u_int16_t adapter_type; 420 ips_adapter_info_t adapter_info; 421 device_t diskdev[IPS_MAX_NUM_DRIVES]; 422 ips_drive_t drives[IPS_MAX_NUM_DRIVES]; 423 u_int8_t drivecount; 424 u_int16_t ffdc_resetcount; 425 struct timeval ffdc_resettime; 426 u_int8_t next_drive; 427 u_int8_t max_cmds; 428 volatile u_int8_t used_commands; 429 ips_command_t commandarray[IPS_MAX_CMD_NUM]; 430 SLIST_HEAD(command_list, ips_command) free_cmd_list; 431 STAILQ_HEAD(command_wait_list,ips_wait_list) cmd_wait_list; 432 int (* ips_adapter_reinit)(struct ips_softc *sc, 433 int force); 434 void (* ips_adapter_intr)(void *sc); 435 void (* ips_issue_cmd)(ips_command_t *command); 436 ips_copper_queue_t * copper_queue; 437 struct mtx queue_mtx; 438 struct bio_queue_head queue; 439 440 }ips_softc_t; 441 442 /* function defines from ips_ioctl.c */ 443 extern int ips_ioctl_request(ips_softc_t *sc, u_long ioctl_cmd, caddr_t addr, 444 int32_t flags); 445 /* function defines from ips_disk.c */ 446 extern void ipsd_finish(struct bio *iobuf); 447 448 /* function defines from ips_commands.c */ 449 extern int ips_flush_cache(ips_softc_t *sc); 450 extern void ips_start_io_request(ips_softc_t *sc); 451 extern int ips_get_drive_info(ips_softc_t *sc); 452 extern int ips_get_adapter_info(ips_softc_t *sc); 453 extern int ips_ffdc_reset(ips_softc_t *sc); 454 extern int ips_update_nvram(ips_softc_t *sc); 455 extern int ips_clear_adapter(ips_softc_t *sc); 456 457 /* function defines from ips.c */ 458 extern int ips_get_free_cmd(ips_softc_t *sc, int (*callback)(ips_command_t *), 459 void *data, unsigned long flags); 460 extern void ips_insert_free_cmd(ips_softc_t *sc, ips_command_t *command); 461 extern int ips_adapter_init(ips_softc_t *sc); 462 extern int ips_morpheus_reinit(ips_softc_t *sc, int force); 463 extern int ips_adapter_free(ips_softc_t *sc); 464 extern void ips_morpheus_intr(void *sc); 465 extern void ips_issue_morpheus_cmd(ips_command_t *command); 466 extern int ips_copperhead_reinit(ips_softc_t *sc, int force); 467 extern void ips_copperhead_intr(void *sc); 468 extern void ips_issue_copperhead_cmd(ips_command_t *command); 469
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