1 /* 2 3w-9xxx.h -- 3ware 9000 Storage Controller device driver for Linux. 3 4 Written By: Adam Radford <linuxraid@lsi.com> 5 Modifications By: Tom Couch <linuxraid@lsi.com> 6 7 Copyright (C) 2004-2009 Applied Micro Circuits Corporation. 8 Copyright (C) 2010 LSI Corporation. 9 10 This program is free software; you can redistribute it and/or modify 11 it under the terms of the GNU General Public License as published by 12 the Free Software Foundation; version 2 of the License. 13 14 This program is distributed in the hope that it will be useful, 15 but WITHOUT ANY WARRANTY; without even the implied warranty of 16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 17 GNU General Public License for more details. 18 19 NO WARRANTY 20 THE PROGRAM IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OR 21 CONDITIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED INCLUDING, WITHOUT 22 LIMITATION, ANY WARRANTIES OR CONDITIONS OF TITLE, NON-INFRINGEMENT, 23 MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. Each Recipient is 24 solely responsible for determining the appropriateness of using and 25 distributing the Program and assumes all risks associated with its 26 exercise of rights under this Agreement, including but not limited to 27 the risks and costs of program errors, damage to or loss of data, 28 programs or equipment, and unavailability or interruption of operations. 29 30 DISCLAIMER OF LIABILITY 31 NEITHER RECIPIENT NOR ANY CONTRIBUTORS SHALL HAVE ANY LIABILITY FOR ANY 32 DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 33 DAMAGES (INCLUDING WITHOUT LIMITATION LOST PROFITS), HOWEVER CAUSED AND 34 ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR 35 TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE 36 USE OR DISTRIBUTION OF THE PROGRAM OR THE EXERCISE OF ANY RIGHTS GRANTED 37 HEREUNDER, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGES 38 39 You should have received a copy of the GNU General Public License 40 along with this program; if not, write to the Free Software 41 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 42 43 Bugs/Comments/Suggestions should be mailed to: 44 linuxraid@lsi.com 45 46 For more information, goto: 47 http://www.lsi.com 48 */ 49 50 #ifndef _3W_9XXX_H 51 #define _3W_9XXX_H 52 53 /* AEN string type */ 54 typedef struct TAG_twa_message_type { 55 unsigned int code; 56 char* text; 57 } twa_message_type; 58 59 /* AEN strings */ 60 static twa_message_type twa_aen_table[] = { 61 {0x0000, "AEN queue empty"}, 62 {0x0001, "Controller reset occurred"}, 63 {0x0002, "Degraded unit detected"}, 64 {0x0003, "Controller error occurred"}, 65 {0x0004, "Background rebuild failed"}, 66 {0x0005, "Background rebuild done"}, 67 {0x0006, "Incomplete unit detected"}, 68 {0x0007, "Background initialize done"}, 69 {0x0008, "Unclean shutdown detected"}, 70 {0x0009, "Drive timeout detected"}, 71 {0x000A, "Drive error detected"}, 72 {0x000B, "Rebuild started"}, 73 {0x000C, "Background initialize started"}, 74 {0x000D, "Entire logical unit was deleted"}, 75 {0x000E, "Background initialize failed"}, 76 {0x000F, "SMART attribute exceeded threshold"}, 77 {0x0010, "Power supply reported AC under range"}, 78 {0x0011, "Power supply reported DC out of range"}, 79 {0x0012, "Power supply reported a malfunction"}, 80 {0x0013, "Power supply predicted malfunction"}, 81 {0x0014, "Battery charge is below threshold"}, 82 {0x0015, "Fan speed is below threshold"}, 83 {0x0016, "Temperature sensor is above threshold"}, 84 {0x0017, "Power supply was removed"}, 85 {0x0018, "Power supply was inserted"}, 86 {0x0019, "Drive was removed from a bay"}, 87 {0x001A, "Drive was inserted into a bay"}, 88 {0x001B, "Drive bay cover door was opened"}, 89 {0x001C, "Drive bay cover door was closed"}, 90 {0x001D, "Product case was opened"}, 91 {0x0020, "Prepare for shutdown (power-off)"}, 92 {0x0021, "Downgrade UDMA mode to lower speed"}, 93 {0x0022, "Upgrade UDMA mode to higher speed"}, 94 {0x0023, "Sector repair completed"}, 95 {0x0024, "Sbuf memory test failed"}, 96 {0x0025, "Error flushing cached write data to array"}, 97 {0x0026, "Drive reported data ECC error"}, 98 {0x0027, "DCB has checksum error"}, 99 {0x0028, "DCB version is unsupported"}, 100 {0x0029, "Background verify started"}, 101 {0x002A, "Background verify failed"}, 102 {0x002B, "Background verify done"}, 103 {0x002C, "Bad sector overwritten during rebuild"}, 104 {0x002D, "Background rebuild error on source drive"}, 105 {0x002E, "Replace failed because replacement drive too small"}, 106 {0x002F, "Verify failed because array was never initialized"}, 107 {0x0030, "Unsupported ATA drive"}, 108 {0x0031, "Synchronize host/controller time"}, 109 {0x0032, "Spare capacity is inadequate for some units"}, 110 {0x0033, "Background migration started"}, 111 {0x0034, "Background migration failed"}, 112 {0x0035, "Background migration done"}, 113 {0x0036, "Verify detected and fixed data/parity mismatch"}, 114 {0x0037, "SO-DIMM incompatible"}, 115 {0x0038, "SO-DIMM not detected"}, 116 {0x0039, "Corrected Sbuf ECC error"}, 117 {0x003A, "Drive power on reset detected"}, 118 {0x003B, "Background rebuild paused"}, 119 {0x003C, "Background initialize paused"}, 120 {0x003D, "Background verify paused"}, 121 {0x003E, "Background migration paused"}, 122 {0x003F, "Corrupt flash file system detected"}, 123 {0x0040, "Flash file system repaired"}, 124 {0x0041, "Unit number assignments were lost"}, 125 {0x0042, "Error during read of primary DCB"}, 126 {0x0043, "Latent error found in backup DCB"}, 127 {0x00FC, "Recovered/finished array membership update"}, 128 {0x00FD, "Handler lockup"}, 129 {0x00FE, "Retrying PCI transfer"}, 130 {0x00FF, "AEN queue is full"}, 131 {0xFFFFFFFF, (char*) 0} 132 }; 133 134 /* AEN severity table */ 135 static char *twa_aen_severity_table[] = 136 { 137 "None", "ERROR", "WARNING", "INFO", "DEBUG", (char*) 0 138 }; 139 140 /* Error strings */ 141 static twa_message_type twa_error_table[] = { 142 {0x0100, "SGL entry contains zero data"}, 143 {0x0101, "Invalid command opcode"}, 144 {0x0102, "SGL entry has unaligned address"}, 145 {0x0103, "SGL size does not match command"}, 146 {0x0104, "SGL entry has illegal length"}, 147 {0x0105, "Command packet is not aligned"}, 148 {0x0106, "Invalid request ID"}, 149 {0x0107, "Duplicate request ID"}, 150 {0x0108, "ID not locked"}, 151 {0x0109, "LBA out of range"}, 152 {0x010A, "Logical unit not supported"}, 153 {0x010B, "Parameter table does not exist"}, 154 {0x010C, "Parameter index does not exist"}, 155 {0x010D, "Invalid field in CDB"}, 156 {0x010E, "Specified port has invalid drive"}, 157 {0x010F, "Parameter item size mismatch"}, 158 {0x0110, "Failed memory allocation"}, 159 {0x0111, "Memory request too large"}, 160 {0x0112, "Out of memory segments"}, 161 {0x0113, "Invalid address to deallocate"}, 162 {0x0114, "Out of memory"}, 163 {0x0115, "Out of heap"}, 164 {0x0120, "Double degrade"}, 165 {0x0121, "Drive not degraded"}, 166 {0x0122, "Reconstruct error"}, 167 {0x0123, "Replace not accepted"}, 168 {0x0124, "Replace drive capacity too small"}, 169 {0x0125, "Sector count not allowed"}, 170 {0x0126, "No spares left"}, 171 {0x0127, "Reconstruct error"}, 172 {0x0128, "Unit is offline"}, 173 {0x0129, "Cannot update status to DCB"}, 174 {0x0130, "Invalid stripe handle"}, 175 {0x0131, "Handle that was not locked"}, 176 {0x0132, "Handle that was not empty"}, 177 {0x0133, "Handle has different owner"}, 178 {0x0140, "IPR has parent"}, 179 {0x0150, "Illegal Pbuf address alignment"}, 180 {0x0151, "Illegal Pbuf transfer length"}, 181 {0x0152, "Illegal Sbuf address alignment"}, 182 {0x0153, "Illegal Sbuf transfer length"}, 183 {0x0160, "Command packet too large"}, 184 {0x0161, "SGL exceeds maximum length"}, 185 {0x0162, "SGL has too many entries"}, 186 {0x0170, "Insufficient resources for rebuilder"}, 187 {0x0171, "Verify error (data != parity)"}, 188 {0x0180, "Requested segment not in directory of this DCB"}, 189 {0x0181, "DCB segment has unsupported version"}, 190 {0x0182, "DCB segment has checksum error"}, 191 {0x0183, "DCB support (settings) segment invalid"}, 192 {0x0184, "DCB UDB (unit descriptor block) segment invalid"}, 193 {0x0185, "DCB GUID (globally unique identifier) segment invalid"}, 194 {0x01A0, "Could not clear Sbuf"}, 195 {0x01C0, "Flash identify failed"}, 196 {0x01C1, "Flash out of bounds"}, 197 {0x01C2, "Flash verify error"}, 198 {0x01C3, "Flash file object not found"}, 199 {0x01C4, "Flash file already present"}, 200 {0x01C5, "Flash file system full"}, 201 {0x01C6, "Flash file not present"}, 202 {0x01C7, "Flash file size error"}, 203 {0x01C8, "Bad flash file checksum"}, 204 {0x01CA, "Corrupt flash file system detected"}, 205 {0x01D0, "Invalid field in parameter list"}, 206 {0x01D1, "Parameter list length error"}, 207 {0x01D2, "Parameter item is not changeable"}, 208 {0x01D3, "Parameter item is not saveable"}, 209 {0x0200, "UDMA CRC error"}, 210 {0x0201, "Internal CRC error"}, 211 {0x0202, "Data ECC error"}, 212 {0x0203, "ADP level 1 error"}, 213 {0x0204, "Port timeout"}, 214 {0x0205, "Drive power on reset"}, 215 {0x0206, "ADP level 2 error"}, 216 {0x0207, "Soft reset failed"}, 217 {0x0208, "Drive not ready"}, 218 {0x0209, "Unclassified port error"}, 219 {0x020A, "Drive aborted command"}, 220 {0x0210, "Internal CRC error"}, 221 {0x0211, "PCI abort error"}, 222 {0x0212, "PCI parity error"}, 223 {0x0213, "Port handler error"}, 224 {0x0214, "Token interrupt count error"}, 225 {0x0215, "Timeout waiting for PCI transfer"}, 226 {0x0216, "Corrected buffer ECC"}, 227 {0x0217, "Uncorrected buffer ECC"}, 228 {0x0230, "Unsupported command during flash recovery"}, 229 {0x0231, "Next image buffer expected"}, 230 {0x0232, "Binary image architecture incompatible"}, 231 {0x0233, "Binary image has no signature"}, 232 {0x0234, "Binary image has bad checksum"}, 233 {0x0235, "Image downloaded overflowed buffer"}, 234 {0x0240, "I2C device not found"}, 235 {0x0241, "I2C transaction aborted"}, 236 {0x0242, "SO-DIMM parameter(s) incompatible using defaults"}, 237 {0x0243, "SO-DIMM unsupported"}, 238 {0x0248, "SPI transfer status error"}, 239 {0x0249, "SPI transfer timeout error"}, 240 {0x0250, "Invalid unit descriptor size in CreateUnit"}, 241 {0x0251, "Unit descriptor size exceeds data buffer in CreateUnit"}, 242 {0x0252, "Invalid value in CreateUnit descriptor"}, 243 {0x0253, "Inadequate disk space to support descriptor in CreateUnit"}, 244 {0x0254, "Unable to create data channel for this unit descriptor"}, 245 {0x0255, "CreateUnit descriptor specifies a drive already in use"}, 246 {0x0256, "Unable to write configuration to all disks during CreateUnit"}, 247 {0x0257, "CreateUnit does not support this descriptor version"}, 248 {0x0258, "Invalid subunit for RAID 0 or 5 in CreateUnit"}, 249 {0x0259, "Too many descriptors in CreateUnit"}, 250 {0x025A, "Invalid configuration specified in CreateUnit descriptor"}, 251 {0x025B, "Invalid LBA offset specified in CreateUnit descriptor"}, 252 {0x025C, "Invalid stripelet size specified in CreateUnit descriptor"}, 253 {0x0260, "SMART attribute exceeded threshold"}, 254 {0xFFFFFFFF, (char*) 0} 255 }; 256 257 /* Control register bit definitions */ 258 #define TW_CONTROL_CLEAR_HOST_INTERRUPT 0x00080000 259 #define TW_CONTROL_CLEAR_ATTENTION_INTERRUPT 0x00040000 260 #define TW_CONTROL_MASK_COMMAND_INTERRUPT 0x00020000 261 #define TW_CONTROL_MASK_RESPONSE_INTERRUPT 0x00010000 262 #define TW_CONTROL_UNMASK_COMMAND_INTERRUPT 0x00008000 263 #define TW_CONTROL_UNMASK_RESPONSE_INTERRUPT 0x00004000 264 #define TW_CONTROL_CLEAR_ERROR_STATUS 0x00000200 265 #define TW_CONTROL_ISSUE_SOFT_RESET 0x00000100 266 #define TW_CONTROL_ENABLE_INTERRUPTS 0x00000080 267 #define TW_CONTROL_DISABLE_INTERRUPTS 0x00000040 268 #define TW_CONTROL_ISSUE_HOST_INTERRUPT 0x00000020 269 #define TW_CONTROL_CLEAR_PARITY_ERROR 0x00800000 270 #define TW_CONTROL_CLEAR_QUEUE_ERROR 0x00400000 271 #define TW_CONTROL_CLEAR_PCI_ABORT 0x00100000 272 273 /* Status register bit definitions */ 274 #define TW_STATUS_MAJOR_VERSION_MASK 0xF0000000 275 #define TW_STATUS_MINOR_VERSION_MASK 0x0F000000 276 #define TW_STATUS_PCI_PARITY_ERROR 0x00800000 277 #define TW_STATUS_QUEUE_ERROR 0x00400000 278 #define TW_STATUS_MICROCONTROLLER_ERROR 0x00200000 279 #define TW_STATUS_PCI_ABORT 0x00100000 280 #define TW_STATUS_HOST_INTERRUPT 0x00080000 281 #define TW_STATUS_ATTENTION_INTERRUPT 0x00040000 282 #define TW_STATUS_COMMAND_INTERRUPT 0x00020000 283 #define TW_STATUS_RESPONSE_INTERRUPT 0x00010000 284 #define TW_STATUS_COMMAND_QUEUE_FULL 0x00008000 285 #define TW_STATUS_RESPONSE_QUEUE_EMPTY 0x00004000 286 #define TW_STATUS_MICROCONTROLLER_READY 0x00002000 287 #define TW_STATUS_COMMAND_QUEUE_EMPTY 0x00001000 288 #define TW_STATUS_EXPECTED_BITS 0x00002000 289 #define TW_STATUS_UNEXPECTED_BITS 0x00F00000 290 #define TW_STATUS_VALID_INTERRUPT 0x00DF0000 291 292 /* PCI related defines */ 293 #define TW_PCI_CLEAR_PARITY_ERRORS 0xc100 294 #define TW_PCI_CLEAR_PCI_ABORT 0x2000 295 296 /* Command packet opcodes used by the driver */ 297 #define TW_OP_INIT_CONNECTION 0x1 298 #define TW_OP_GET_PARAM 0x12 299 #define TW_OP_SET_PARAM 0x13 300 #define TW_OP_EXECUTE_SCSI 0x10 301 #define TW_OP_DOWNLOAD_FIRMWARE 0x16 302 #define TW_OP_RESET 0x1C 303 304 /* Asynchronous Event Notification (AEN) codes used by the driver */ 305 #define TW_AEN_QUEUE_EMPTY 0x0000 306 #define TW_AEN_SOFT_RESET 0x0001 307 #define TW_AEN_SYNC_TIME_WITH_HOST 0x031 308 #define TW_AEN_SEVERITY_ERROR 0x1 309 #define TW_AEN_SEVERITY_DEBUG 0x4 310 #define TW_AEN_NOT_RETRIEVED 0x1 311 #define TW_AEN_RETRIEVED 0x2 312 313 /* Command state defines */ 314 #define TW_S_INITIAL 0x1 /* Initial state */ 315 #define TW_S_STARTED 0x2 /* Id in use */ 316 #define TW_S_POSTED 0x4 /* Posted to the controller */ 317 #define TW_S_PENDING 0x8 /* Waiting to be posted in isr */ 318 #define TW_S_COMPLETED 0x10 /* Completed by isr */ 319 #define TW_S_FINISHED 0x20 /* I/O completely done */ 320 321 /* Compatibility defines */ 322 #define TW_9000_ARCH_ID 0x5 323 #define TW_CURRENT_DRIVER_SRL 35 324 #define TW_CURRENT_DRIVER_BUILD 0 325 #define TW_CURRENT_DRIVER_BRANCH 0 326 327 /* Phase defines */ 328 #define TW_PHASE_INITIAL 0 329 #define TW_PHASE_SINGLE 1 330 #define TW_PHASE_SGLIST 2 331 332 /* Misc defines */ 333 #define TW_9550SX_DRAIN_COMPLETED 0xFFFF 334 #define TW_SECTOR_SIZE 512 335 #define TW_ALIGNMENT_9000 4 /* 4 bytes */ 336 #define TW_ALIGNMENT_9000_SGL 0x3 337 #define TW_MAX_UNITS 16 338 #define TW_MAX_UNITS_9650SE 32 339 #define TW_INIT_MESSAGE_CREDITS 0x100 340 #define TW_INIT_COMMAND_PACKET_SIZE 0x3 341 #define TW_INIT_COMMAND_PACKET_SIZE_EXTENDED 0x6 342 #define TW_EXTENDED_INIT_CONNECT 0x2 343 #define TW_BUNDLED_FW_SAFE_TO_FLASH 0x4 344 #define TW_CTLR_FW_RECOMMENDS_FLASH 0x8 345 #define TW_CTLR_FW_COMPATIBLE 0x2 346 #define TW_BASE_FW_SRL 24 347 #define TW_BASE_FW_BRANCH 0 348 #define TW_BASE_FW_BUILD 1 349 #define TW_FW_SRL_LUNS_SUPPORTED 28 350 #define TW_Q_LENGTH 256 351 #define TW_Q_START 0 352 #define TW_MAX_SLOT 32 353 #define TW_MAX_RESET_TRIES 2 354 #define TW_MAX_CMDS_PER_LUN 254 355 #define TW_MAX_RESPONSE_DRAIN 256 356 #define TW_MAX_AEN_DRAIN 255 357 #define TW_IN_RESET 2 358 #define TW_USING_MSI 3 359 #define TW_IN_ATTENTION_LOOP 4 360 #define TW_MAX_SECTORS 256 361 #define TW_AEN_WAIT_TIME 1000 362 #define TW_IOCTL_WAIT_TIME (1 * HZ) /* 1 second */ 363 #define TW_MAX_CDB_LEN 16 364 #define TW_ISR_DONT_COMPLETE 2 365 #define TW_ISR_DONT_RESULT 3 366 #define TW_IOCTL_CHRDEV_TIMEOUT 60 /* 60 seconds */ 367 #define TW_IOCTL_CHRDEV_FREE -1 368 #define TW_COMMAND_OFFSET 128 /* 128 bytes */ 369 #define TW_VERSION_TABLE 0x0402 370 #define TW_TIMEKEEP_TABLE 0x040A 371 #define TW_INFORMATION_TABLE 0x0403 372 #define TW_PARAM_FWVER 3 373 #define TW_PARAM_FWVER_LENGTH 16 374 #define TW_PARAM_BIOSVER 4 375 #define TW_PARAM_BIOSVER_LENGTH 16 376 #define TW_PARAM_PORTCOUNT 3 377 #define TW_PARAM_PORTCOUNT_LENGTH 1 378 #define TW_MIN_SGL_LENGTH 0x200 /* 512 bytes */ 379 #define TW_MAX_SENSE_LENGTH 256 380 #define TW_EVENT_SOURCE_AEN 0x1000 381 #define TW_EVENT_SOURCE_COMMAND 0x1001 382 #define TW_EVENT_SOURCE_PCHIP 0x1002 383 #define TW_EVENT_SOURCE_DRIVER 0x1003 384 #define TW_IOCTL_GET_COMPATIBILITY_INFO 0x101 385 #define TW_IOCTL_GET_LAST_EVENT 0x102 386 #define TW_IOCTL_GET_FIRST_EVENT 0x103 387 #define TW_IOCTL_GET_NEXT_EVENT 0x104 388 #define TW_IOCTL_GET_PREVIOUS_EVENT 0x105 389 #define TW_IOCTL_GET_LOCK 0x106 390 #define TW_IOCTL_RELEASE_LOCK 0x107 391 #define TW_IOCTL_FIRMWARE_PASS_THROUGH 0x108 392 #define TW_IOCTL_ERROR_STATUS_NOT_LOCKED 0x1001 // Not locked 393 #define TW_IOCTL_ERROR_STATUS_LOCKED 0x1002 // Already locked 394 #define TW_IOCTL_ERROR_STATUS_NO_MORE_EVENTS 0x1003 // No more events 395 #define TW_IOCTL_ERROR_STATUS_AEN_CLOBBER 0x1004 // AEN clobber occurred 396 #define TW_IOCTL_ERROR_OS_EFAULT -EFAULT // Bad address 397 #define TW_IOCTL_ERROR_OS_EINTR -EINTR // Interrupted system call 398 #define TW_IOCTL_ERROR_OS_EINVAL -EINVAL // Invalid argument 399 #define TW_IOCTL_ERROR_OS_ENOMEM -ENOMEM // Out of memory 400 #define TW_IOCTL_ERROR_OS_ERESTARTSYS -ERESTARTSYS // Restart system call 401 #define TW_IOCTL_ERROR_OS_EIO -EIO // I/O error 402 #define TW_IOCTL_ERROR_OS_ENOTTY -ENOTTY // Not a typewriter 403 #define TW_IOCTL_ERROR_OS_ENODEV -ENODEV // No such device 404 #define TW_ALLOCATION_LENGTH 128 405 #define TW_SENSE_DATA_LENGTH 18 406 #define TW_STATUS_CHECK_CONDITION 2 407 #define TW_ERROR_LOGICAL_UNIT_NOT_SUPPORTED 0x10a 408 #define TW_ERROR_UNIT_OFFLINE 0x128 409 #define TW_MESSAGE_SOURCE_CONTROLLER_ERROR 3 410 #define TW_MESSAGE_SOURCE_CONTROLLER_EVENT 4 411 #define TW_MESSAGE_SOURCE_LINUX_DRIVER 6 412 #define TW_DRIVER TW_MESSAGE_SOURCE_LINUX_DRIVER 413 #define TW_MESSAGE_SOURCE_LINUX_OS 9 414 #define TW_OS TW_MESSAGE_SOURCE_LINUX_OS 415 #ifndef PCI_DEVICE_ID_3WARE_9000 416 #define PCI_DEVICE_ID_3WARE_9000 0x1002 417 #endif 418 #ifndef PCI_DEVICE_ID_3WARE_9550SX 419 #define PCI_DEVICE_ID_3WARE_9550SX 0x1003 420 #endif 421 #ifndef PCI_DEVICE_ID_3WARE_9650SE 422 #define PCI_DEVICE_ID_3WARE_9650SE 0x1004 423 #endif 424 #ifndef PCI_DEVICE_ID_3WARE_9690SA 425 #define PCI_DEVICE_ID_3WARE_9690SA 0x1005 426 #endif 427 428 /* Bitmask macros to eliminate bitfields */ 429 430 /* opcode: 5, reserved: 3 */ 431 #define TW_OPRES_IN(x,y) ((x << 5) | (y & 0x1f)) 432 #define TW_OP_OUT(x) (x & 0x1f) 433 434 /* opcode: 5, sgloffset: 3 */ 435 #define TW_OPSGL_IN(x,y) ((x << 5) | (y & 0x1f)) 436 #define TW_SGL_OUT(x) ((x >> 5) & 0x7) 437 438 /* severity: 3, reserved: 5 */ 439 #define TW_SEV_OUT(x) (x & 0x7) 440 441 /* reserved_1: 4, response_id: 8, reserved_2: 20 */ 442 #define TW_RESID_OUT(x) ((x >> 4) & 0xff) 443 444 /* request_id: 12, lun: 4 */ 445 #define TW_REQ_LUN_IN(lun, request_id) (((lun << 12) & 0xf000) | (request_id & 0xfff)) 446 #define TW_LUN_OUT(lun) ((lun >> 12) & 0xf) 447 448 /* Macros */ 449 #define TW_CONTROL_REG_ADDR(x) (x->base_addr) 450 #define TW_STATUS_REG_ADDR(x) ((unsigned char __iomem *)x->base_addr + 0x4) 451 #define TW_COMMAND_QUEUE_REG_ADDR(x) (sizeof(dma_addr_t) > 4 ? ((unsigned char __iomem *)x->base_addr + 0x20) : ((unsigned char __iomem *)x->base_addr + 0x8)) 452 #define TW_COMMAND_QUEUE_REG_ADDR_LARGE(x) ((unsigned char __iomem *)x->base_addr + 0x20) 453 #define TW_RESPONSE_QUEUE_REG_ADDR(x) ((unsigned char __iomem *)x->base_addr + 0xC) 454 #define TW_RESPONSE_QUEUE_REG_ADDR_LARGE(x) ((unsigned char __iomem *)x->base_addr + 0x30) 455 #define TW_CLEAR_ALL_INTERRUPTS(x) (writel(TW_STATUS_VALID_INTERRUPT, TW_CONTROL_REG_ADDR(x))) 456 #define TW_CLEAR_ATTENTION_INTERRUPT(x) (writel(TW_CONTROL_CLEAR_ATTENTION_INTERRUPT, TW_CONTROL_REG_ADDR(x))) 457 #define TW_CLEAR_HOST_INTERRUPT(x) (writel(TW_CONTROL_CLEAR_HOST_INTERRUPT, TW_CONTROL_REG_ADDR(x))) 458 #define TW_DISABLE_INTERRUPTS(x) (writel(TW_CONTROL_DISABLE_INTERRUPTS, TW_CONTROL_REG_ADDR(x))) 459 #define TW_ENABLE_AND_CLEAR_INTERRUPTS(x) (writel(TW_CONTROL_CLEAR_ATTENTION_INTERRUPT | TW_CONTROL_UNMASK_RESPONSE_INTERRUPT | TW_CONTROL_ENABLE_INTERRUPTS, TW_CONTROL_REG_ADDR(x))) 460 #define TW_MASK_COMMAND_INTERRUPT(x) (writel(TW_CONTROL_MASK_COMMAND_INTERRUPT, TW_CONTROL_REG_ADDR(x))) 461 #define TW_UNMASK_COMMAND_INTERRUPT(x) (writel(TW_CONTROL_UNMASK_COMMAND_INTERRUPT, TW_CONTROL_REG_ADDR(x))) 462 #define TW_SOFT_RESET(x) (writel(TW_CONTROL_ISSUE_SOFT_RESET | \ 463 TW_CONTROL_CLEAR_HOST_INTERRUPT | \ 464 TW_CONTROL_CLEAR_ATTENTION_INTERRUPT | \ 465 TW_CONTROL_MASK_COMMAND_INTERRUPT | \ 466 TW_CONTROL_MASK_RESPONSE_INTERRUPT | \ 467 TW_CONTROL_CLEAR_ERROR_STATUS | \ 468 TW_CONTROL_DISABLE_INTERRUPTS, TW_CONTROL_REG_ADDR(x))) 469 #define TW_PRINTK(h,a,b,c) { \ 470 if (h) \ 471 printk(KERN_WARNING "3w-9xxx: scsi%d: ERROR: (0x%02X:0x%04X): %s.\n",h->host_no,a,b,c); \ 472 else \ 473 printk(KERN_WARNING "3w-9xxx: ERROR: (0x%02X:0x%04X): %s.\n",a,b,c); \ 474 } 475 #define TW_MAX_LUNS(srl) (srl < TW_FW_SRL_LUNS_SUPPORTED ? 1 : 16) 476 #define TW_COMMAND_SIZE (sizeof(dma_addr_t) > 4 ? 5 : 4) 477 #define TW_APACHE_MAX_SGL_LENGTH (sizeof(dma_addr_t) > 4 ? 72 : 109) 478 #define TW_ESCALADE_MAX_SGL_LENGTH (sizeof(dma_addr_t) > 4 ? 41 : 62) 479 #define TW_PADDING_LENGTH (sizeof(dma_addr_t) > 4 ? 8 : 0) 480 #define TW_CPU_TO_SGL(x) (sizeof(dma_addr_t) > 4 ? cpu_to_le64(x) : cpu_to_le32(x)) 481 482 #pragma pack(1) 483 484 /* Scatter Gather List Entry */ 485 typedef struct TAG_TW_SG_Entry { 486 dma_addr_t address; 487 u32 length; 488 } TW_SG_Entry; 489 490 /* Command Packet */ 491 typedef struct TW_Command { 492 unsigned char opcode__sgloffset; 493 unsigned char size; 494 unsigned char request_id; 495 unsigned char unit__hostid; 496 /* Second DWORD */ 497 unsigned char status; 498 unsigned char flags; 499 union { 500 unsigned short block_count; 501 unsigned short parameter_count; 502 } byte6_offset; 503 union { 504 struct { 505 u32 lba; 506 TW_SG_Entry sgl[TW_ESCALADE_MAX_SGL_LENGTH]; 507 dma_addr_t padding; 508 } io; 509 struct { 510 TW_SG_Entry sgl[TW_ESCALADE_MAX_SGL_LENGTH]; 511 u32 padding; 512 dma_addr_t padding2; 513 } param; 514 } byte8_offset; 515 } TW_Command; 516 517 /* Command Packet for 9000+ controllers */ 518 typedef struct TAG_TW_Command_Apache { 519 unsigned char opcode__reserved; 520 unsigned char unit; 521 unsigned short request_id__lunl; 522 unsigned char status; 523 unsigned char sgl_offset; 524 unsigned short sgl_entries__lunh; 525 unsigned char cdb[16]; 526 TW_SG_Entry sg_list[TW_APACHE_MAX_SGL_LENGTH]; 527 unsigned char padding[TW_PADDING_LENGTH]; 528 } TW_Command_Apache; 529 530 /* New command packet header */ 531 typedef struct TAG_TW_Command_Apache_Header { 532 unsigned char sense_data[TW_SENSE_DATA_LENGTH]; 533 struct { 534 char reserved[4]; 535 unsigned short error; 536 unsigned char padding; 537 unsigned char severity__reserved; 538 } status_block; 539 unsigned char err_specific_desc[98]; 540 struct { 541 unsigned char size_header; 542 unsigned short reserved; 543 unsigned char size_sense; 544 } header_desc; 545 } TW_Command_Apache_Header; 546 547 /* This struct is a union of the 2 command packets */ 548 typedef struct TAG_TW_Command_Full { 549 TW_Command_Apache_Header header; 550 union { 551 TW_Command oldcommand; 552 TW_Command_Apache newcommand; 553 } command; 554 } TW_Command_Full; 555 556 /* Initconnection structure */ 557 typedef struct TAG_TW_Initconnect { 558 unsigned char opcode__reserved; 559 unsigned char size; 560 unsigned char request_id; 561 unsigned char res2; 562 unsigned char status; 563 unsigned char flags; 564 unsigned short message_credits; 565 u32 features; 566 unsigned short fw_srl; 567 unsigned short fw_arch_id; 568 unsigned short fw_branch; 569 unsigned short fw_build; 570 u32 result; 571 } TW_Initconnect; 572 573 /* Event info structure */ 574 typedef struct TAG_TW_Event 575 { 576 unsigned int sequence_id; 577 unsigned int time_stamp_sec; 578 unsigned short aen_code; 579 unsigned char severity; 580 unsigned char retrieved; 581 unsigned char repeat_count; 582 unsigned char parameter_len; 583 unsigned char parameter_data[98]; 584 } TW_Event; 585 586 typedef struct TAG_TW_Ioctl_Driver_Command { 587 unsigned int control_code; 588 unsigned int status; 589 unsigned int unique_id; 590 unsigned int sequence_id; 591 unsigned int os_specific; 592 unsigned int buffer_length; 593 } TW_Ioctl_Driver_Command; 594 595 typedef struct TAG_TW_Ioctl_Apache { 596 TW_Ioctl_Driver_Command driver_command; 597 char padding[488]; 598 TW_Command_Full firmware_command; 599 char data_buffer[1]; 600 } TW_Ioctl_Buf_Apache; 601 602 /* Lock structure for ioctl get/release lock */ 603 typedef struct TAG_TW_Lock { 604 unsigned long timeout_msec; 605 unsigned long time_remaining_msec; 606 unsigned long force_flag; 607 } TW_Lock; 608 609 /* GetParam descriptor */ 610 typedef struct { 611 unsigned short table_id; 612 unsigned short parameter_id; 613 unsigned short parameter_size_bytes; 614 unsigned short actual_parameter_size_bytes; 615 unsigned char data[1]; 616 } TW_Param_Apache, *PTW_Param_Apache; 617 618 /* Response queue */ 619 typedef union TAG_TW_Response_Queue { 620 u32 response_id; 621 u32 value; 622 } TW_Response_Queue; 623 624 /* Compatibility information structure */ 625 typedef struct TAG_TW_Compatibility_Info 626 { 627 char driver_version[32]; 628 unsigned short working_srl; 629 unsigned short working_branch; 630 unsigned short working_build; 631 unsigned short driver_srl_high; 632 unsigned short driver_branch_high; 633 unsigned short driver_build_high; 634 unsigned short driver_srl_low; 635 unsigned short driver_branch_low; 636 unsigned short driver_build_low; 637 unsigned short fw_on_ctlr_srl; 638 unsigned short fw_on_ctlr_branch; 639 unsigned short fw_on_ctlr_build; 640 } TW_Compatibility_Info; 641 642 #pragma pack() 643 644 typedef struct TAG_TW_Device_Extension { 645 u32 __iomem *base_addr; 646 unsigned long *generic_buffer_virt[TW_Q_LENGTH]; 647 dma_addr_t generic_buffer_phys[TW_Q_LENGTH]; 648 TW_Command_Full *command_packet_virt[TW_Q_LENGTH]; 649 dma_addr_t command_packet_phys[TW_Q_LENGTH]; 650 struct pci_dev *tw_pci_dev; 651 struct scsi_cmnd *srb[TW_Q_LENGTH]; 652 unsigned char free_queue[TW_Q_LENGTH]; 653 unsigned char free_head; 654 unsigned char free_tail; 655 unsigned char pending_queue[TW_Q_LENGTH]; 656 unsigned char pending_head; 657 unsigned char pending_tail; 658 int state[TW_Q_LENGTH]; 659 unsigned int posted_request_count; 660 unsigned int max_posted_request_count; 661 unsigned int pending_request_count; 662 unsigned int max_pending_request_count; 663 unsigned int max_sgl_entries; 664 unsigned int sgl_entries; 665 unsigned int num_resets; 666 unsigned int sector_count; 667 unsigned int max_sector_count; 668 unsigned int aen_count; 669 struct Scsi_Host *host; 670 long flags; 671 int reset_print; 672 TW_Event *event_queue[TW_Q_LENGTH]; 673 unsigned char error_index; 674 unsigned char event_queue_wrapped; 675 unsigned int error_sequence_id; 676 int ioctl_sem_lock; 677 u32 ioctl_msec; 678 int chrdev_request_id; 679 wait_queue_head_t ioctl_wqueue; 680 struct mutex ioctl_lock; 681 char aen_clobber; 682 TW_Compatibility_Info tw_compat_info; 683 } TW_Device_Extension; 684 685 #endif /* _3W_9XXX_H */ 686 687