Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)
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FreeBSD/Linux Kernel Cross Reference
sys/dev/tws/tws_hdm.h
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1 /*- 2 * SPDX-License-Identifier: BSD-3-Clause 3 * 4 * Copyright (c) 2010, LSI Corp. 5 * All rights reserved. 6 * Author : Manjunath Ranganathaiah 7 * Support: freebsdraid@lsi.com 8 * 9 * Redistribution and use in source and binary forms, with or without 10 * modification, are permitted provided that the following conditions 11 * are met: 12 * 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in 17 * the documentation and/or other materials provided with the 18 * distribution. 19 * 3. Neither the name of the <ORGANIZATION> nor the names of its 20 * contributors may be used to endorse or promote products derived 21 * from this software without specific prior written permission. 22 * 23 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 24 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 25 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 26 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE 27 * COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, 28 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 29 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 30 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER 31 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 32 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN 33 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 34 * POSSIBILITY OF SUCH DAMAGE. 35 * 36 * $FreeBSD$ 37 */ 38 39 /* bit's defination */ 40 41 #define TWS_BIT0 0x00000001 42 #define TWS_BIT1 0x00000002 43 #define TWS_BIT2 0x00000004 44 #define TWS_BIT3 0x00000008 45 #define TWS_BIT4 0x00000010 46 #define TWS_BIT5 0x00000020 47 #define TWS_BIT6 0x00000040 48 #define TWS_BIT7 0x00000080 49 #define TWS_BIT8 0x00000100 50 #define TWS_BIT9 0x00000200 51 #define TWS_BIT10 0x00000400 52 #define TWS_BIT11 0x00000800 53 #define TWS_BIT12 0x00001000 54 #define TWS_BIT13 0x00002000 55 #define TWS_BIT14 0x00004000 56 #define TWS_BIT15 0x00008000 57 #define TWS_BIT16 0x00010000 58 #define TWS_BIT17 0x00020000 59 #define TWS_BIT18 0x00040000 60 #define TWS_BIT19 0x00080000 61 #define TWS_BIT20 0x00100000 62 #define TWS_BIT21 0x00200000 63 #define TWS_BIT22 0x00400000 64 #define TWS_BIT23 0x00800000 65 #define TWS_BIT24 0x01000000 66 #define TWS_BIT25 0x02000000 67 #define TWS_BIT26 0x04000000 68 #define TWS_BIT27 0x08000000 69 #define TWS_BIT28 0x10000000 70 #define TWS_BIT29 0x20000000 71 #define TWS_BIT30 0x40000000 72 #define TWS_BIT31 0x80000000 73 74 #define TWS_SENSE_DATA_LENGTH 18 75 #define TWS_ERROR_SPECIFIC_DESC_LEN 98 76 77 /* response codes */ 78 #define TWS_SENSE_SCSI_CURRENT_ERROR 0x70 79 #define TWS_SENSE_SCSI_DEFERRED_ERROR 0x71 80 81 #define TWS_SRC_CTRL_ERROR 3 82 #define TWS_SRC_CTRL_EVENT 4 83 #define TWS_SRC_FREEBSD_DRIVER 5 84 #define TWS_SRC_FREEBSD_OS 8 85 86 enum tws_sense_severity { 87 error = 1, 88 warning , 89 info, 90 debug, 91 }; 92 93 /* 94 * Some errors of interest (in cmd_hdr->status_block.error) when a command 95 * is completed by the firmware with an error. 96 */ 97 #define TWS_ERROR_LOGICAL_UNIT_NOT_SUPPORTED 0x010a 98 #define TWS_ERROR_NOT_SUPPORTED 0x010D 99 #define TWS_ERROR_UNIT_OFFLINE 0x0128 100 #define TWS_ERROR_MORE_DATA 0x0231 101 102 /* AEN codes of interest. */ 103 #define TWS_AEN_QUEUE_EMPTY 0x00 104 #define TWS_AEN_SOFT_RESET 0x01 105 #define TWS_AEN_SYNC_TIME_WITH_HOST 0x31 106 107 /* AEN severity */ 108 #define TWS_SEVERITY_ERROR 0x1 109 #define TWS_SEVERITY_WARNING 0x2 110 #define TWS_SEVERITY_INFO 0x3 111 #define TWS_SEVERITY_DEBUG 0x4 112 113 #define TWS_64BIT_SG_ADDRESSES 0x00000001 114 #define TWS_BIT_EXTEND 0x00000002 115 116 #define TWS_BASE_FW_SRL 24 117 #define TWS_BASE_FW_BRANCH 0 118 #define TWS_BASE_FW_BUILD 1 119 #define TWS_CURRENT_FW_SRL 41 120 121 #define TWS_CURRENT_FW_BRANCH 8 122 #define TWS_CURRENT_FW_BUILD 4 123 #define TWS_CURRENT_ARCH_ID 0x000A 124 125 #define TWS_FIFO_EMPTY 0xFFFFFFFFFFFFFFFFull 126 #define TWS_FIFO_EMPTY32 0xFFFFFFFFull 127 128 /* Register offsets from base address. */ 129 #define TWS_CONTROL_REGISTER_OFFSET 0x0 130 #define TWS_STATUS_REGISTER_OFFSET 0x4 131 #define TWS_COMMAND_QUEUE_OFFSET 0x8 132 #define TWS_RESPONSE_QUEUE_OFFSET 0xC 133 #define TWS_COMMAND_QUEUE_OFFSET_LOW 0x20 134 #define TWS_COMMAND_QUEUE_OFFSET_HIGH 0x24 135 #define TWS_LARGE_RESPONSE_QUEUE_OFFSET 0x30 136 137 /* I2O offsets */ 138 #define TWS_I2O0_STATUS 0x0 139 140 #define TWS_I2O0_HIBDB 0x20 141 142 #define TWS_I2O0_HISTAT 0x30 143 #define TWS_I2O0_HIMASK 0x34 144 145 #define TWS_I2O0_HIBQP 0x40 146 #define TWS_I2O0_HOBQP 0x44 147 148 #define TWS_I2O0_CTL 0x74 149 150 #define TWS_I2O0_IOBDB 0x9C 151 #define TWS_I2O0_HOBDBC 0xA0 152 153 #define TWS_I2O0_SCRPD3 0xBC 154 155 #define TWS_I2O0_HIBQPL 0xC0 /* 64bit inb port low */ 156 #define TWS_I2O0_HIBQPH 0xC4 /* 64bit inb port high */ 157 #define TWS_I2O0_HOBQPL 0xC8 /* 64bit out port low */ 158 #define TWS_I2O0_HOBQPH 0xCC /* 64bit out port high */ 159 160 /* IOP related */ 161 #define TWS_I2O0_IOPOBQPL 0xD8 /* OBFL */ 162 #define TWS_I2O0_IOPOBQPH 0xDC /* OBFH */ 163 #define TWS_I2O0_SRC_ADDRH 0xF8 /* Msg ASA */ 164 165 #define TWS_MSG_ACC_MASK 0x20000000 166 #define TWS_32BIT_MASK 0xFFFFFFFF 167 168 /* revisit */ 169 #define TWS_FW_CMD_NOP 0x0 170 #define TWS_FW_CMD_INIT_CONNECTION 0x01 171 #define TWS_FW_CMD_EXECUTE_SCSI 0x10 172 173 #define TWS_FW_CMD_ATA_PASSTHROUGH 0x11 // This is really a PASSTHROUGH for both ATA and SCSI commands. 174 #define TWS_FW_CMD_GET_PARAM 0x12 175 #define TWS_FW_CMD_SET_PARAM 0x13 176 177 #define BUILD_SGL_OFF__OPCODE(sgl_off, opcode) \ 178 ((sgl_off << 5) & 0xE0) | (opcode & 0x1F) /* 3:5 */ 179 180 #define BUILD_RES__OPCODE(res, opcode) \ 181 ((res << 5) & 0xE0) | (opcode & 0x1F) /* 3:5 */ 182 183 #define GET_OPCODE(sgl_off__opcode) \ 184 (sgl_off__opcode & 0x1F) /* 3:5 */ 185 186 /* end revisit */ 187 188 /* Table #'s and id's of parameters of interest in firmware's param table. */ 189 #define TWS_PARAM_VERSION_TABLE 0x0402 190 #define TWS_PARAM_VERSION_FW 3 /* firmware version [16] */ 191 #define TWS_PARAM_VERSION_BIOS 4 /* BIOSs version [16] */ 192 #define TWS_PARAM_CTLR_MODEL 8 /* Controller model [16] */ 193 194 #define TWS_PARAM_CONTROLLER_TABLE 0x0403 195 #define TWS_PARAM_CONTROLLER_PORT_COUNT 3 /* number of ports [1] */ 196 197 #define TWS_PARAM_TIME_TABLE 0x40A 198 #define TWS_PARAM_TIME_SCHED_TIME 0x3 199 200 #define TWS_PARAM_PHYS_TABLE 0x0001 201 #define TWS_PARAM_CONTROLLER_PHYS_COUNT 2 /* number of phys */ 202 203 #define TWS_9K_PARAM_DESCRIPTOR 0x8000 204 205 /* ----------- request ------------- */ 206 207 #pragma pack(1) 208 209 struct tws_cmd_init_connect { 210 u_int8_t res1__opcode; /* 3:5 */ 211 u_int8_t size; 212 u_int8_t request_id; 213 u_int8_t res2; 214 u_int8_t status; 215 u_int8_t flags; 216 u_int16_t message_credits; 217 u_int32_t features; 218 u_int16_t fw_srl; 219 u_int16_t fw_arch_id; 220 u_int16_t fw_branch; 221 u_int16_t fw_build; 222 u_int32_t result; 223 }; 224 225 /* Structure for downloading firmware onto the controller. */ 226 struct tws_cmd_download_firmware { 227 u_int8_t sgl_off__opcode;/* 3:5 */ 228 u_int8_t size; 229 u_int8_t request_id; 230 u_int8_t unit; 231 u_int8_t status; 232 u_int8_t flags; 233 u_int16_t param; 234 u_int8_t sgl[1]; 235 }; 236 237 /* Structure for hard resetting the controller. */ 238 struct tws_cmd_reset_firmware { 239 u_int8_t res1__opcode; /* 3:5 */ 240 u_int8_t size; 241 u_int8_t request_id; 242 u_int8_t unit; 243 u_int8_t status; 244 u_int8_t flags; 245 u_int8_t res2; 246 u_int8_t param; 247 }; 248 249 /* Structure for sending get/set param commands. */ 250 struct tws_cmd_param { 251 u_int8_t sgl_off__opcode;/* 3:5 */ 252 u_int8_t size; 253 u_int8_t request_id; 254 u_int8_t host_id__unit; /* 4:4 */ 255 u_int8_t status; 256 u_int8_t flags; 257 u_int16_t param_count; 258 u_int8_t sgl[1]; 259 }; 260 261 /* Generic command packet. */ 262 struct tws_cmd_generic { 263 u_int8_t sgl_off__opcode;/* 3:5 */ 264 u_int8_t size; 265 u_int8_t request_id; 266 u_int8_t host_id__unit; /* 4:4 */ 267 u_int8_t status; 268 u_int8_t flags; 269 u_int16_t count; /* block cnt, parameter cnt, message credits */ 270 }; 271 272 /* Command packet header. */ 273 struct tws_command_header { 274 u_int8_t sense_data[TWS_SENSE_DATA_LENGTH]; 275 struct { /* status block - additional sense data */ 276 u_int16_t srcnum; 277 u_int8_t reserved; 278 u_int8_t status; 279 u_int16_t error; 280 u_int8_t res__srcid; /* 4:4 */ 281 u_int8_t res__severity; /* 5:3 */ 282 } status_block; 283 u_int8_t err_specific_desc[TWS_ERROR_SPECIFIC_DESC_LEN]; 284 struct { /* sense buffer descriptor */ 285 u_int8_t size_header; 286 u_int16_t request_id; 287 u_int8_t size_sense; 288 } header_desc; 289 }; 290 291 /* Command - 1024 byte size including header (128+24+896)*/ 292 union tws_command_giga { 293 struct tws_cmd_init_connect init_connect; 294 struct tws_cmd_download_firmware download_fw; 295 struct tws_cmd_reset_firmware reset_fw; 296 struct tws_cmd_param param; 297 struct tws_cmd_generic generic; 298 u_int8_t padding[1024 - sizeof(struct tws_command_header)]; 299 }; 300 301 /* driver command pkt - 1024 byte size including header(128+24+744+128) */ 302 /* h/w & f/w supported command size excluding header 768 */ 303 struct tws_command_apache { 304 u_int8_t res__opcode; /* 3:5 */ 305 u_int8_t unit; 306 u_int16_t lun_l4__req_id; /* 4:12 */ 307 u_int8_t status; 308 u_int8_t sgl_offset; /* offset (in bytes) to sg_list, 309 from the end of sgl_entries */ 310 u_int16_t lun_h4__sgl_entries; 311 u_int8_t cdb[16]; 312 u_int8_t sg_list[744]; /* 768 - 24 */ 313 u_int8_t padding[128]; /* make it 1024 bytes */ 314 }; 315 316 struct tws_command_packet { 317 struct tws_command_header hdr; 318 union { 319 union tws_command_giga pkt_g; 320 struct tws_command_apache pkt_a; 321 } cmd; 322 }; 323 324 /* Structure describing payload for get/set param commands. */ 325 struct tws_getset_param { 326 u_int16_t table_id; 327 u_int8_t parameter_id; 328 u_int8_t reserved; 329 u_int16_t parameter_size_bytes; 330 u_int16_t parameter_actual_size_bytes; 331 u_int8_t data[1]; 332 }; 333 334 struct tws_outbound_response { 335 u_int32_t not_mfa :1; /* 1 if the structure is valid else MFA */ 336 u_int32_t reserved :7; /* reserved bits */ 337 u_int32_t status :8; /* should be 0 */ 338 u_int32_t request_id:16; /* request id */ 339 }; 340 341 /* Scatter/Gather list entry with 32 bit addresses. */ 342 struct tws_sg_desc32 { 343 u_int32_t address; 344 u_int32_t length :24; 345 u_int32_t flag :8; 346 }; 347 348 /* Scatter/Gather list entry with 64 bit addresses. */ 349 struct tws_sg_desc64 { 350 u_int64_t address; 351 u_int64_t length :32; 352 u_int64_t reserved :24; 353 u_int64_t flag :8; 354 }; 355 356 /* 357 * Packet that describes an AEN/error generated by the controller, 358 * shared with user 359 */ 360 struct tws_event_packet { 361 u_int32_t sequence_id; 362 u_int32_t time_stamp_sec; 363 u_int16_t aen_code; 364 u_int8_t severity; 365 u_int8_t retrieved; 366 u_int8_t repeat_count; 367 u_int8_t parameter_len; 368 u_int8_t parameter_data[TWS_ERROR_SPECIFIC_DESC_LEN]; 369 u_int32_t event_src; 370 u_int8_t severity_str[20]; 371 }; 372 373 #pragma pack() 374 375 struct tws_sense { 376 struct tws_command_header *hdr; 377 u_int64_t hdr_pkt_phy; 378 }; 379 380 struct tws_request { 381 struct tws_command_packet *cmd_pkt; /* command pkt */ 382 u_int64_t cmd_pkt_phy; /* cmd pkt physical address */ 383 void *data; /* ptr to data being passed to fw */ 384 u_int32_t length; /* length of data being passed to fw */ 385 386 u_int32_t state; /* request state */ 387 u_int32_t type; /* request type */ 388 u_int32_t flags; /* request flags */ 389 390 u_int32_t error_code; /* error during request processing */ 391 392 u_int32_t request_id; /* request id for tracking with fw */ 393 void (*cb)(struct tws_request *); /* callback func */ 394 bus_dmamap_t dma_map; /* dma map */ 395 union ccb *ccb_ptr; /* pointer to ccb */ 396 struct callout timeout; /* request timeout timer */ 397 struct tws_softc *sc; /* pointer back to ctlr softc */ 398 399 struct tws_request *next; /* pointer to next request */ 400 struct tws_request *prev; /* pointer to prev request */ 401 };
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