Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)
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FreeBSD/Linux Kernel Cross Reference
sys/dev/twa/tw_cl_fwif.h
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1 /* 2 * Copyright (c) 2004-07 Applied Micro Circuits Corporation. 3 * Copyright (c) 2004-05 Vinod Kashyap 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 16 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 18 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 21 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 25 * SUCH DAMAGE. 26 * 27 * $FreeBSD: releng/10.0/sys/dev/twa/tw_cl_fwif.h 212008 2010-08-30 19:15:04Z delphij $ 28 */ 29 30 /* 31 * AMCC'S 3ware driver for 9000 series storage controllers. 32 * 33 * Author: Vinod Kashyap 34 * Modifications by: Adam Radford 35 */ 36 37 38 39 #ifndef TW_CL_FWIF_H 40 41 #define TW_CL_FWIF_H 42 43 44 /* 45 * Macros and data structures for interfacing with the firmware. 46 */ 47 48 49 /* Register offsets from base address. */ 50 #define TWA_CONTROL_REGISTER_OFFSET 0x0 51 #define TWA_STATUS_REGISTER_OFFSET 0x4 52 #define TWA_COMMAND_QUEUE_OFFSET 0x8 53 #define TWA_RESPONSE_QUEUE_OFFSET 0xC 54 #define TWA_COMMAND_QUEUE_OFFSET_LOW 0x20 55 #define TWA_COMMAND_QUEUE_OFFSET_HIGH 0x24 56 #define TWA_LARGE_RESPONSE_QUEUE_OFFSET 0x30 57 58 59 /* Control register bit definitions. */ 60 #define TWA_CONTROL_ISSUE_HOST_INTERRUPT 0x00000020 61 #define TWA_CONTROL_DISABLE_INTERRUPTS 0x00000040 62 #define TWA_CONTROL_ENABLE_INTERRUPTS 0x00000080 63 #define TWA_CONTROL_ISSUE_SOFT_RESET 0x00000100 64 #define TWA_CONTROL_UNMASK_RESPONSE_INTERRUPT 0x00004000 65 #define TWA_CONTROL_UNMASK_COMMAND_INTERRUPT 0x00008000 66 #define TWA_CONTROL_MASK_RESPONSE_INTERRUPT 0x00010000 67 #define TWA_CONTROL_MASK_COMMAND_INTERRUPT 0x00020000 68 #define TWA_CONTROL_CLEAR_ATTENTION_INTERRUPT 0x00040000 69 #define TWA_CONTROL_CLEAR_HOST_INTERRUPT 0x00080000 70 #define TWA_CONTROL_CLEAR_PCI_ABORT 0x00100000 71 #define TWA_CONTROL_CLEAR_QUEUE_ERROR 0x00400000 72 #define TWA_CONTROL_CLEAR_PARITY_ERROR 0x00800000 73 74 75 /* Status register bit definitions. */ 76 #define TWA_STATUS_ROM_BIOS_IN_SBUF 0x00000002 77 #define TWA_STATUS_COMMAND_QUEUE_EMPTY 0x00001000 78 #define TWA_STATUS_MICROCONTROLLER_READY 0x00002000 79 #define TWA_STATUS_RESPONSE_QUEUE_EMPTY 0x00004000 80 #define TWA_STATUS_COMMAND_QUEUE_FULL 0x00008000 81 #define TWA_STATUS_RESPONSE_INTERRUPT 0x00010000 82 #define TWA_STATUS_COMMAND_INTERRUPT 0x00020000 83 #define TWA_STATUS_ATTENTION_INTERRUPT 0x00040000 84 #define TWA_STATUS_HOST_INTERRUPT 0x00080000 85 #define TWA_STATUS_PCI_ABORT_INTERRUPT 0x00100000 86 #define TWA_STATUS_MICROCONTROLLER_ERROR 0x00200000 87 #define TWA_STATUS_QUEUE_ERROR_INTERRUPT 0x00400000 88 #define TWA_STATUS_PCI_PARITY_ERROR_INTERRUPT 0x00800000 89 #define TWA_STATUS_MINOR_VERSION_MASK 0x0F000000 90 #define TWA_STATUS_MAJOR_VERSION_MASK 0xF0000000 91 92 #define TWA_STATUS_UNEXPECTED_BITS 0x00D00000 93 94 95 /* PCI related defines. */ 96 #define TWA_IO_CONFIG_REG 0x10 97 98 #define TWA_PCI_CONFIG_CLEAR_PARITY_ERROR 0xc100 99 #define TWA_PCI_CONFIG_CLEAR_PCI_ABORT 0x2000 100 101 #define TWA_RESET_PHASE1_NOTIFICATION_RESPONSE 0xFFFF 102 #define TWA_RESET_PHASE1_WAIT_TIME_MS 500 103 104 105 /* Command packet opcodes. */ 106 #define TWA_FW_CMD_NOP 0x00 107 #define TWA_FW_CMD_INIT_CONNECTION 0x01 108 #define TWA_FW_CMD_READ 0x02 109 #define TWA_FW_CMD_WRITE 0x03 110 #define TWA_FW_CMD_READVERIFY 0x04 111 #define TWA_FW_CMD_VERIFY 0x05 112 #define TWA_FW_CMD_ZEROUNIT 0x08 113 #define TWA_FW_CMD_REPLACEUNIT 0x09 114 #define TWA_FW_CMD_HOTSWAP 0x0A 115 #define TWA_FW_CMD_SELFTESTS 0x0B 116 #define TWA_FW_CMD_SYNC_PARAM 0x0C 117 #define TWA_FW_CMD_REORDER_UNITS 0x0D 118 119 #define TWA_FW_CMD_EXECUTE_SCSI 0x10 120 #define TWA_FW_CMD_ATA_PASSTHROUGH 0x11 121 #define TWA_FW_CMD_GET_PARAM 0x12 122 #define TWA_FW_CMD_SET_PARAM 0x13 123 #define TWA_FW_CMD_CREATEUNIT 0x14 124 #define TWA_FW_CMD_DELETEUNIT 0x15 125 #define TWA_FW_CMD_DOWNLOAD_FIRMWARE 0x16 126 #define TWA_FW_CMD_REBUILDUNIT 0x17 127 #define TWA_FW_CMD_POWER_MANAGEMENT 0x18 128 129 #define TWA_FW_CMD_REMOTE_PRINT 0x1B 130 #define TWA_FW_CMD_HARD_RESET_FIRMWARE 0x1C 131 #define TWA_FW_CMD_DEBUG 0x1D 132 133 #define TWA_FW_CMD_DIAGNOSTICS 0x1F 134 135 136 /* Misc defines. */ 137 #define TWA_SHUTDOWN_MESSAGE_CREDITS 0x001 138 #define TWA_64BIT_SG_ADDRESSES 0x00000001 139 #define TWA_EXTENDED_INIT_CONNECT 0x00000002 140 #define TWA_BASE_MODE 1 141 #define TWA_BASE_FW_SRL 24 142 #define TWA_BASE_FW_BRANCH 0 143 #define TWA_BASE_FW_BUILD 1 144 #define TWA_CURRENT_FW_SRL 41 145 #define TWA_CURRENT_FW_BRANCH_9K 4 146 #define TWA_CURRENT_FW_BUILD_9K 8 147 #define TWA_CURRENT_FW_BRANCH_9K_X 8 148 #define TWA_CURRENT_FW_BUILD_9K_X 4 149 #define TWA_MULTI_LUN_FW_SRL 28 150 #define TWA_ARCH_ID_9K 0x5 /* 9000 PCI controllers */ 151 #define TWA_ARCH_ID_9K_X 0x6 /* 9000 PCI-X controllers */ 152 #define TWA_CTLR_FW_SAME_OR_NEWER 0x00000001 153 #define TWA_CTLR_FW_COMPATIBLE 0x00000002 154 #define TWA_SENSE_DATA_LENGTH 18 155 156 157 #define TWA_ARCH_ID(device_id) \ 158 (((device_id) == TW_CL_DEVICE_ID_9K) ? TWA_ARCH_ID_9K : \ 159 TWA_ARCH_ID_9K_X) 160 #define TWA_CURRENT_FW_BRANCH(arch_id) \ 161 (((arch_id) == TWA_ARCH_ID_9K) ? TWA_CURRENT_FW_BRANCH_9K : \ 162 TWA_CURRENT_FW_BRANCH_9K_X) 163 #define TWA_CURRENT_FW_BUILD(arch_id) \ 164 (((arch_id) == TWA_ARCH_ID_9K) ? TWA_CURRENT_FW_BUILD_9K : \ 165 TWA_CURRENT_FW_BUILD_9K_X) 166 167 /* 168 * All SG addresses and DMA'able memory allocated by the OSL should be 169 * TWA_ALIGNMENT bytes aligned, and have a size that is a multiple of 170 * TWA_SG_ELEMENT_SIZE_FACTOR. 171 */ 172 #define TWA_ALIGNMENT(device_id) 0x4 173 #define TWA_SG_ELEMENT_SIZE_FACTOR(device_id) \ 174 (((device_id) == TW_CL_DEVICE_ID_9K) ? 512 : 4) 175 176 177 /* 178 * Some errors of interest (in cmd_hdr->status_block.error) when a command 179 * is completed by the firmware with a bad status. 180 */ 181 #define TWA_ERROR_LOGICAL_UNIT_NOT_SUPPORTED 0x010a 182 #define TWA_ERROR_UNIT_OFFLINE 0x0128 183 #define TWA_ERROR_MORE_DATA 0x0231 184 185 186 /* AEN codes of interest. */ 187 #define TWA_AEN_QUEUE_EMPTY 0x00 188 #define TWA_AEN_SOFT_RESET 0x01 189 #define TWA_AEN_SYNC_TIME_WITH_HOST 0x31 190 191 192 /* Table #'s and id's of parameters of interest in firmware's param table. */ 193 #define TWA_PARAM_VERSION_TABLE 0x0402 194 #define TWA_PARAM_VERSION_FW 3 /* firmware version [16] */ 195 #define TWA_PARAM_VERSION_BIOS 4 /* BIOSs version [16] */ 196 #define TWA_PARAM_CTLR_MODEL 8 /* Controller model [16] */ 197 198 #define TWA_PARAM_CONTROLLER_TABLE 0x0403 199 #define TWA_PARAM_CONTROLLER_PORT_COUNT 3 /* number of ports [1] */ 200 201 #define TWA_PARAM_TIME_TABLE 0x40A 202 #define TWA_PARAM_TIME_SCHED_TIME 0x3 203 204 #define TWA_9K_PARAM_DESCRIPTOR 0x8000 205 206 207 #pragma pack(1) 208 /* 7000 structures. */ 209 struct tw_cl_command_init_connect { 210 TW_UINT8 res1__opcode; /* 3:5 */ 211 TW_UINT8 size; 212 TW_UINT8 request_id; 213 TW_UINT8 res2; 214 TW_UINT8 status; 215 TW_UINT8 flags; 216 TW_UINT16 message_credits; 217 TW_UINT32 features; 218 TW_UINT16 fw_srl; 219 TW_UINT16 fw_arch_id; 220 TW_UINT16 fw_branch; 221 TW_UINT16 fw_build; 222 TW_UINT32 result; 223 }; 224 225 226 /* Structure for downloading firmware onto the controller. */ 227 struct tw_cl_command_download_firmware { 228 TW_UINT8 sgl_off__opcode;/* 3:5 */ 229 TW_UINT8 size; 230 TW_UINT8 request_id; 231 TW_UINT8 unit; 232 TW_UINT8 status; 233 TW_UINT8 flags; 234 TW_UINT16 param; 235 TW_UINT8 sgl[1]; 236 }; 237 238 239 /* Structure for hard resetting the controller. */ 240 struct tw_cl_command_reset_firmware { 241 TW_UINT8 res1__opcode; /* 3:5 */ 242 TW_UINT8 size; 243 TW_UINT8 request_id; 244 TW_UINT8 unit; 245 TW_UINT8 status; 246 TW_UINT8 flags; 247 TW_UINT8 res2; 248 TW_UINT8 param; 249 }; 250 251 252 /* Structure for sending get/set param commands. */ 253 struct tw_cl_command_param { 254 TW_UINT8 sgl_off__opcode;/* 3:5 */ 255 TW_UINT8 size; 256 TW_UINT8 request_id; 257 TW_UINT8 host_id__unit; /* 4:4 */ 258 TW_UINT8 status; 259 TW_UINT8 flags; 260 TW_UINT16 param_count; 261 TW_UINT8 sgl[1]; 262 }; 263 264 265 /* Generic command packet. */ 266 struct tw_cl_command_generic { 267 TW_UINT8 sgl_off__opcode;/* 3:5 */ 268 TW_UINT8 size; 269 TW_UINT8 request_id; 270 TW_UINT8 host_id__unit; /* 4:4 */ 271 TW_UINT8 status; 272 TW_UINT8 flags; 273 TW_UINT16 count; /* block cnt, parameter cnt, message credits */ 274 }; 275 276 277 /* Command packet header. */ 278 struct tw_cl_command_header { 279 TW_UINT8 sense_data[TWA_SENSE_DATA_LENGTH]; 280 struct { 281 TW_INT8 reserved[4]; 282 TW_UINT16 error; 283 TW_UINT8 padding; 284 TW_UINT8 res__severity; /* 5:3 */ 285 } status_block; 286 TW_UINT8 err_specific_desc[98]; 287 struct { 288 TW_UINT8 size_header; 289 TW_UINT16 reserved; 290 TW_UINT8 size_sense; 291 } header_desc; 292 }; 293 294 295 /* 7000 Command packet. */ 296 union tw_cl_command_7k { 297 struct tw_cl_command_init_connect init_connect; 298 struct tw_cl_command_download_firmware download_fw; 299 struct tw_cl_command_reset_firmware reset_fw; 300 struct tw_cl_command_param param; 301 struct tw_cl_command_generic generic; 302 TW_UINT8 padding[1024 - sizeof(struct tw_cl_command_header)]; 303 }; 304 305 306 /* 9000 Command Packet. */ 307 struct tw_cl_command_9k { 308 TW_UINT8 res__opcode; /* 3:5 */ 309 TW_UINT8 unit; 310 TW_UINT16 lun_l4__req_id; /* 4:12 */ 311 TW_UINT8 status; 312 TW_UINT8 sgl_offset; /* offset (in bytes) to sg_list, from the 313 end of sgl_entries */ 314 TW_UINT16 lun_h4__sgl_entries; 315 TW_UINT8 cdb[16]; 316 TW_UINT8 sg_list[872];/* total struct size = 317 1024-sizeof(cmd_hdr) */ 318 }; 319 320 321 /* Full command packet. */ 322 struct tw_cl_command_packet { 323 struct tw_cl_command_header cmd_hdr; 324 union { 325 union tw_cl_command_7k cmd_pkt_7k; 326 struct tw_cl_command_9k cmd_pkt_9k; 327 } command; 328 }; 329 330 331 /* Structure describing payload for get/set param commands. */ 332 struct tw_cl_param_9k { 333 TW_UINT16 table_id; 334 TW_UINT8 parameter_id; 335 TW_UINT8 reserved; 336 TW_UINT16 parameter_size_bytes; 337 TW_UINT16 parameter_actual_size_bytes; 338 TW_UINT8 data[1]; 339 }; 340 #pragma pack() 341 342 343 /* Functions to read from, and write to registers */ 344 #define TW_CLI_WRITE_CONTROL_REGISTER(ctlr_handle, value) \ 345 tw_osl_write_reg(ctlr_handle, TWA_CONTROL_REGISTER_OFFSET, value, 4) 346 347 348 #define TW_CLI_READ_STATUS_REGISTER(ctlr_handle) \ 349 tw_osl_read_reg(ctlr_handle, TWA_STATUS_REGISTER_OFFSET, 4) 350 351 352 #define TW_CLI_WRITE_COMMAND_QUEUE(ctlr_handle, value) do { \ 353 if (ctlr->flags & TW_CL_64BIT_ADDRESSES) { \ 354 /* First write the low 4 bytes, then the high 4. */ \ 355 tw_osl_write_reg(ctlr_handle, TWA_COMMAND_QUEUE_OFFSET_LOW, \ 356 (TW_UINT32)(value), 4); \ 357 tw_osl_write_reg(ctlr_handle, TWA_COMMAND_QUEUE_OFFSET_HIGH,\ 358 (TW_UINT32)(((TW_UINT64)value)>>32), 4); \ 359 } else \ 360 tw_osl_write_reg(ctlr_handle, TWA_COMMAND_QUEUE_OFFSET, \ 361 (TW_UINT32)(value), 4); \ 362 } while (0) 363 364 365 #define TW_CLI_READ_RESPONSE_QUEUE(ctlr_handle) \ 366 tw_osl_read_reg(ctlr_handle, TWA_RESPONSE_QUEUE_OFFSET, 4) 367 368 369 #define TW_CLI_READ_LARGE_RESPONSE_QUEUE(ctlr_handle) \ 370 tw_osl_read_reg(ctlr_handle, TWA_LARGE_RESPONSE_QUEUE_OFFSET, 4) 371 372 373 #define TW_CLI_SOFT_RESET(ctlr) \ 374 TW_CLI_WRITE_CONTROL_REGISTER(ctlr, \ 375 TWA_CONTROL_ISSUE_SOFT_RESET | \ 376 TWA_CONTROL_CLEAR_HOST_INTERRUPT | \ 377 TWA_CONTROL_CLEAR_ATTENTION_INTERRUPT | \ 378 TWA_CONTROL_MASK_COMMAND_INTERRUPT | \ 379 TWA_CONTROL_MASK_RESPONSE_INTERRUPT | \ 380 TWA_CONTROL_DISABLE_INTERRUPTS) 381 382 /* Detect inconsistencies in the status register. */ 383 #define TW_CLI_STATUS_ERRORS(x) \ 384 ((x & TWA_STATUS_UNEXPECTED_BITS) && \ 385 (x & TWA_STATUS_MICROCONTROLLER_READY)) 386 387 388 /* 389 * Functions for making transparent, the bit fields in firmware 390 * interface structures. 391 */ 392 #define BUILD_SGL_OFF__OPCODE(sgl_off, opcode) \ 393 ((sgl_off << 5) & 0xE0) | (opcode & 0x1F) /* 3:5 */ 394 395 #define BUILD_RES__OPCODE(res, opcode) \ 396 ((res << 5) & 0xE0) | (opcode & 0x1F) /* 3:5 */ 397 398 #define BUILD_HOST_ID__UNIT(host_id, unit) \ 399 ((host_id << 4) & 0xF0) | (unit & 0xF) /* 4:4 */ 400 401 #define BUILD_RES__SEVERITY(res, severity) \ 402 ((res << 3) & 0xF8) | (severity & 0x7) /* 5:3 */ 403 404 #define BUILD_LUN_L4__REQ_ID(lun, req_id) \ 405 (((lun << 12) & 0xF000) | (req_id & 0xFFF)) /* 4:12 */ 406 407 #define BUILD_LUN_H4__SGL_ENTRIES(lun, sgl_entries) \ 408 (((lun << 8) & 0xF000) | (sgl_entries & 0xFFF)) /* 4:12 */ 409 410 411 #define GET_OPCODE(sgl_off__opcode) \ 412 (sgl_off__opcode & 0x1F) /* 3:5 */ 413 414 #define GET_SGL_OFF(sgl_off__opcode) \ 415 ((sgl_off__opcode >> 5) & 0x7) /* 3:5 */ 416 417 #define GET_UNIT(host_id__unit) \ 418 (host_id__unit & 0xF) /* 4:4 */ 419 420 #define GET_HOST_ID(host_id__unit) \ 421 ((host_id__unit >> 4) & 0xF) /* 4:4 */ 422 423 #define GET_SEVERITY(res__severity) \ 424 (res__severity & 0x7) /* 5:3 */ 425 426 #define GET_RESP_ID(undef2__resp_id__undef1) \ 427 ((undef2__resp_id__undef1 >> 4) & 0xFF) /* 20:8:4 */ 428 429 #define GET_RESP_ID_9K_X(undef2__resp_id) \ 430 ((undef2__resp_id) & 0xFFF) /* 20:12 */ 431 432 #define GET_LARGE_RESP_ID(misc__large_resp_id) \ 433 ((misc__large_resp_id) & 0xFFFF) /* 16:16 */ 434 435 #define GET_REQ_ID(lun_l4__req_id) \ 436 (lun_l4__req_id & 0xFFF) /* 4:12 */ 437 438 #define GET_LUN_L4(lun_l4__req_id) \ 439 ((lun_l4__req_id >> 12) & 0xF) /* 4:12 */ 440 441 #define GET_SGL_ENTRIES(lun_h4__sgl_entries) \ 442 (lun_h4__sgl_entries & 0xFFF) /* 4:12 */ 443 444 #define GET_LUN_H4(lun_h4__sgl_entries) \ 445 ((lun_h4__sgl_entries >> 12) & 0xF) /* 4:12 */ 446 447 448 449 #endif /* TW_CL_FWIF_H */
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