Linus Torvalds | ba6d10a | 2019-07-11 15:14:01 -0700 | [diff] [blame] | 1 | /* SPDX-License-Identifier: GPL-2.0-only */ |
James Bottomley | 2908d77 | 2006-08-29 09:22:51 -0500 | [diff] [blame] | 2 | /* |
| 3 | * SAS structures and definitions header file |
| 4 | * |
| 5 | * Copyright (C) 2005 Adaptec, Inc. All rights reserved. |
| 6 | * Copyright (C) 2005 Luben Tuikov <luben_tuikov@adaptec.com> |
James Bottomley | 2908d77 | 2006-08-29 09:22:51 -0500 | [diff] [blame] | 7 | */ |
| 8 | |
| 9 | #ifndef _SAS_H_ |
| 10 | #define _SAS_H_ |
| 11 | |
| 12 | #include <linux/types.h> |
| 13 | #include <asm/byteorder.h> |
| 14 | |
| 15 | #define SAS_ADDR_SIZE 8 |
| 16 | #define HASHED_SAS_ADDR_SIZE 3 |
| 17 | #define SAS_ADDR(_sa) ((unsigned long long) be64_to_cpu(*(__be64 *)(_sa))) |
| 18 | |
| 19 | #define SMP_REQUEST 0x40 |
| 20 | #define SMP_RESPONSE 0x41 |
| 21 | |
| 22 | #define SSP_DATA 0x01 |
| 23 | #define SSP_XFER_RDY 0x05 |
| 24 | #define SSP_COMMAND 0x06 |
| 25 | #define SSP_RESPONSE 0x07 |
| 26 | #define SSP_TASK 0x16 |
| 27 | |
| 28 | #define SMP_REPORT_GENERAL 0x00 |
| 29 | #define SMP_REPORT_MANUF_INFO 0x01 |
| 30 | #define SMP_READ_GPIO_REG 0x02 |
| 31 | #define SMP_DISCOVER 0x10 |
| 32 | #define SMP_REPORT_PHY_ERR_LOG 0x11 |
| 33 | #define SMP_REPORT_PHY_SATA 0x12 |
| 34 | #define SMP_REPORT_ROUTE_INFO 0x13 |
| 35 | #define SMP_WRITE_GPIO_REG 0x82 |
| 36 | #define SMP_CONF_ROUTE_INFO 0x90 |
| 37 | #define SMP_PHY_CONTROL 0x91 |
| 38 | #define SMP_PHY_TEST_FUNCTION 0x92 |
| 39 | |
| 40 | #define SMP_RESP_FUNC_ACC 0x00 |
| 41 | #define SMP_RESP_FUNC_UNK 0x01 |
| 42 | #define SMP_RESP_FUNC_FAILED 0x02 |
| 43 | #define SMP_RESP_INV_FRM_LEN 0x03 |
| 44 | #define SMP_RESP_NO_PHY 0x10 |
| 45 | #define SMP_RESP_NO_INDEX 0x11 |
| 46 | #define SMP_RESP_PHY_NO_SATA 0x12 |
| 47 | #define SMP_RESP_PHY_UNK_OP 0x13 |
| 48 | #define SMP_RESP_PHY_UNK_TESTF 0x14 |
| 49 | #define SMP_RESP_PHY_TEST_INPROG 0x15 |
| 50 | #define SMP_RESP_PHY_VACANT 0x16 |
| 51 | |
| 52 | /* SAM TMFs */ |
| 53 | #define TMF_ABORT_TASK 0x01 |
| 54 | #define TMF_ABORT_TASK_SET 0x02 |
| 55 | #define TMF_CLEAR_TASK_SET 0x04 |
| 56 | #define TMF_LU_RESET 0x08 |
| 57 | #define TMF_CLEAR_ACA 0x40 |
| 58 | #define TMF_QUERY_TASK 0x80 |
| 59 | |
| 60 | /* SAS TMF responses */ |
| 61 | #define TMF_RESP_FUNC_COMPLETE 0x00 |
| 62 | #define TMF_RESP_INVALID_FRAME 0x02 |
| 63 | #define TMF_RESP_FUNC_ESUPP 0x04 |
| 64 | #define TMF_RESP_FUNC_FAILED 0x05 |
| 65 | #define TMF_RESP_FUNC_SUCC 0x08 |
| 66 | #define TMF_RESP_NO_LUN 0x09 |
| 67 | #define TMF_RESP_OVERLAPPED_TAG 0x0A |
| 68 | |
| 69 | enum sas_oob_mode { |
| 70 | OOB_NOT_CONNECTED, |
| 71 | SATA_OOB_MODE, |
| 72 | SAS_OOB_MODE |
| 73 | }; |
| 74 | |
Dan Williams | 354cf82 | 2012-01-12 17:57:35 -0800 | [diff] [blame] | 75 | /* See sas_discover.c if you plan on changing these */ |
James Bottomley | aa9f832 | 2013-05-07 14:44:06 -0700 | [diff] [blame] | 76 | enum sas_device_type { |
| 77 | /* these are SAS protocol defined (attached device type field) */ |
| 78 | SAS_PHY_UNUSED = 0, |
| 79 | SAS_END_DEVICE = 1, |
| 80 | SAS_EDGE_EXPANDER_DEVICE = 2, |
| 81 | SAS_FANOUT_EXPANDER_DEVICE = 3, |
| 82 | /* these are internal to libsas */ |
| 83 | SAS_HA = 4, |
| 84 | SAS_SATA_DEV = 5, |
| 85 | SAS_SATA_PM = 7, |
| 86 | SAS_SATA_PM_PORT = 8, |
| 87 | SAS_SATA_PENDING = 9, |
James Bottomley | 2908d77 | 2006-08-29 09:22:51 -0500 | [diff] [blame] | 88 | }; |
| 89 | |
Darrick J. Wong | 5929faf | 2007-11-05 11:51:17 -0800 | [diff] [blame] | 90 | enum sas_protocol { |
Dan Williams | c79dd80 | 2012-02-01 00:44:14 -0800 | [diff] [blame] | 91 | SAS_PROTOCOL_NONE = 0, |
Darrick J. Wong | 5929faf | 2007-11-05 11:51:17 -0800 | [diff] [blame] | 92 | SAS_PROTOCOL_SATA = 0x01, |
| 93 | SAS_PROTOCOL_SMP = 0x02, |
| 94 | SAS_PROTOCOL_STP = 0x04, |
| 95 | SAS_PROTOCOL_SSP = 0x08, |
| 96 | SAS_PROTOCOL_ALL = 0x0E, |
Dan Williams | 05a2a17 | 2011-09-23 18:09:11 -0700 | [diff] [blame] | 97 | SAS_PROTOCOL_STP_ALL = SAS_PROTOCOL_STP|SAS_PROTOCOL_SATA, |
James Bottomley | 2908d77 | 2006-08-29 09:22:51 -0500 | [diff] [blame] | 98 | }; |
| 99 | |
| 100 | /* From the spec; local phys only */ |
| 101 | enum phy_func { |
| 102 | PHY_FUNC_NOP, |
| 103 | PHY_FUNC_LINK_RESET, /* Enables the phy */ |
| 104 | PHY_FUNC_HARD_RESET, |
| 105 | PHY_FUNC_DISABLE, |
| 106 | PHY_FUNC_CLEAR_ERROR_LOG = 5, |
| 107 | PHY_FUNC_CLEAR_AFFIL, |
| 108 | PHY_FUNC_TX_SATA_PS_SIGNAL, |
| 109 | PHY_FUNC_RELEASE_SPINUP_HOLD = 0x10, /* LOCAL PORT ONLY! */ |
James Bottomley | a01e70e | 2006-09-06 19:28:07 -0500 | [diff] [blame] | 110 | PHY_FUNC_SET_LINK_RATE, |
Dan Williams | ac013ed1 | 2011-09-28 18:48:02 -0700 | [diff] [blame] | 111 | PHY_FUNC_GET_EVENTS, |
James Bottomley | 2908d77 | 2006-08-29 09:22:51 -0500 | [diff] [blame] | 112 | }; |
| 113 | |
| 114 | /* SAS LLDD would need to report only _very_few_ of those, like BROADCAST. |
| 115 | * Most of those are here for completeness. |
| 116 | */ |
| 117 | enum sas_prim { |
| 118 | SAS_PRIM_AIP_NORMAL = 1, |
| 119 | SAS_PRIM_AIP_R0 = 2, |
| 120 | SAS_PRIM_AIP_R1 = 3, |
| 121 | SAS_PRIM_AIP_R2 = 4, |
| 122 | SAS_PRIM_AIP_WC = 5, |
| 123 | SAS_PRIM_AIP_WD = 6, |
| 124 | SAS_PRIM_AIP_WP = 7, |
| 125 | SAS_PRIM_AIP_RWP = 8, |
| 126 | |
| 127 | SAS_PRIM_BC_CH = 9, |
| 128 | SAS_PRIM_BC_RCH0 = 10, |
| 129 | SAS_PRIM_BC_RCH1 = 11, |
| 130 | SAS_PRIM_BC_R0 = 12, |
| 131 | SAS_PRIM_BC_R1 = 13, |
| 132 | SAS_PRIM_BC_R2 = 14, |
| 133 | SAS_PRIM_BC_R3 = 15, |
| 134 | SAS_PRIM_BC_R4 = 16, |
| 135 | |
| 136 | SAS_PRIM_NOTIFY_ENSP= 17, |
| 137 | SAS_PRIM_NOTIFY_R0 = 18, |
| 138 | SAS_PRIM_NOTIFY_R1 = 19, |
| 139 | SAS_PRIM_NOTIFY_R2 = 20, |
| 140 | |
| 141 | SAS_PRIM_CLOSE_CLAF = 21, |
| 142 | SAS_PRIM_CLOSE_NORM = 22, |
| 143 | SAS_PRIM_CLOSE_R0 = 23, |
| 144 | SAS_PRIM_CLOSE_R1 = 24, |
| 145 | |
| 146 | SAS_PRIM_OPEN_RTRY = 25, |
| 147 | SAS_PRIM_OPEN_RJCT = 26, |
| 148 | SAS_PRIM_OPEN_ACPT = 27, |
| 149 | |
| 150 | SAS_PRIM_DONE = 28, |
| 151 | SAS_PRIM_BREAK = 29, |
| 152 | |
| 153 | SATA_PRIM_DMAT = 33, |
| 154 | SATA_PRIM_PMNAK = 34, |
| 155 | SATA_PRIM_PMACK = 35, |
| 156 | SATA_PRIM_PMREQ_S = 36, |
| 157 | SATA_PRIM_PMREQ_P = 37, |
| 158 | SATA_SATA_R_ERR = 38, |
| 159 | }; |
| 160 | |
| 161 | enum sas_open_rej_reason { |
| 162 | /* Abandon open */ |
| 163 | SAS_OREJ_UNKNOWN = 0, |
| 164 | SAS_OREJ_BAD_DEST = 1, |
| 165 | SAS_OREJ_CONN_RATE = 2, |
| 166 | SAS_OREJ_EPROTO = 3, |
| 167 | SAS_OREJ_RESV_AB0 = 4, |
| 168 | SAS_OREJ_RESV_AB1 = 5, |
| 169 | SAS_OREJ_RESV_AB2 = 6, |
| 170 | SAS_OREJ_RESV_AB3 = 7, |
| 171 | SAS_OREJ_WRONG_DEST= 8, |
| 172 | SAS_OREJ_STP_NORES = 9, |
| 173 | |
| 174 | /* Retry open */ |
| 175 | SAS_OREJ_NO_DEST = 10, |
| 176 | SAS_OREJ_PATH_BLOCKED = 11, |
| 177 | SAS_OREJ_RSVD_CONT0 = 12, |
| 178 | SAS_OREJ_RSVD_CONT1 = 13, |
| 179 | SAS_OREJ_RSVD_INIT0 = 14, |
| 180 | SAS_OREJ_RSVD_INIT1 = 15, |
| 181 | SAS_OREJ_RSVD_STOP0 = 16, |
| 182 | SAS_OREJ_RSVD_STOP1 = 17, |
| 183 | SAS_OREJ_RSVD_RETRY = 18, |
| 184 | }; |
| 185 | |
Dan Williams | 8ec6552 | 2011-09-01 21:18:20 -0700 | [diff] [blame] | 186 | enum sas_gpio_reg_type { |
| 187 | SAS_GPIO_REG_CFG = 0, |
| 188 | SAS_GPIO_REG_RX = 1, |
| 189 | SAS_GPIO_REG_RX_GP = 2, |
| 190 | SAS_GPIO_REG_TX = 3, |
| 191 | SAS_GPIO_REG_TX_GP = 4, |
| 192 | }; |
| 193 | |
James Bottomley | 2908d77 | 2006-08-29 09:22:51 -0500 | [diff] [blame] | 194 | struct dev_to_host_fis { |
| 195 | u8 fis_type; /* 0x34 */ |
| 196 | u8 flags; |
| 197 | u8 status; |
| 198 | u8 error; |
| 199 | |
| 200 | u8 lbal; |
| 201 | union { u8 lbam; u8 byte_count_low; }; |
| 202 | union { u8 lbah; u8 byte_count_high; }; |
| 203 | u8 device; |
| 204 | |
| 205 | u8 lbal_exp; |
| 206 | u8 lbam_exp; |
| 207 | u8 lbah_exp; |
| 208 | u8 _r_a; |
| 209 | |
| 210 | union { u8 sector_count; u8 interrupt_reason; }; |
| 211 | u8 sector_count_exp; |
| 212 | u8 _r_b; |
| 213 | u8 _r_c; |
| 214 | |
| 215 | u32 _r_d; |
| 216 | } __attribute__ ((packed)); |
| 217 | |
| 218 | struct host_to_dev_fis { |
| 219 | u8 fis_type; /* 0x27 */ |
| 220 | u8 flags; |
| 221 | u8 command; |
| 222 | u8 features; |
| 223 | |
| 224 | u8 lbal; |
| 225 | union { u8 lbam; u8 byte_count_low; }; |
| 226 | union { u8 lbah; u8 byte_count_high; }; |
| 227 | u8 device; |
| 228 | |
| 229 | u8 lbal_exp; |
| 230 | u8 lbam_exp; |
| 231 | u8 lbah_exp; |
| 232 | u8 features_exp; |
| 233 | |
| 234 | union { u8 sector_count; u8 interrupt_reason; }; |
| 235 | u8 sector_count_exp; |
| 236 | u8 _r_a; |
| 237 | u8 control; |
| 238 | |
| 239 | u32 _r_b; |
| 240 | } __attribute__ ((packed)); |
| 241 | |
| 242 | /* Prefer to have code clarity over header file clarity. |
| 243 | */ |
| 244 | #ifdef __LITTLE_ENDIAN_BITFIELD |
| 245 | struct sas_identify_frame { |
| 246 | /* Byte 0 */ |
| 247 | u8 frame_type:4; |
| 248 | u8 dev_type:3; |
| 249 | u8 _un0:1; |
| 250 | |
| 251 | /* Byte 1 */ |
| 252 | u8 _un1; |
| 253 | |
| 254 | /* Byte 2 */ |
| 255 | union { |
| 256 | struct { |
| 257 | u8 _un20:1; |
| 258 | u8 smp_iport:1; |
| 259 | u8 stp_iport:1; |
| 260 | u8 ssp_iport:1; |
| 261 | u8 _un247:4; |
| 262 | }; |
| 263 | u8 initiator_bits; |
| 264 | }; |
| 265 | |
| 266 | /* Byte 3 */ |
| 267 | union { |
| 268 | struct { |
| 269 | u8 _un30:1; |
| 270 | u8 smp_tport:1; |
| 271 | u8 stp_tport:1; |
| 272 | u8 ssp_tport:1; |
| 273 | u8 _un347:4; |
| 274 | }; |
| 275 | u8 target_bits; |
| 276 | }; |
| 277 | |
| 278 | /* Byte 4 - 11 */ |
| 279 | u8 _un4_11[8]; |
| 280 | |
| 281 | /* Byte 12 - 19 */ |
| 282 | u8 sas_addr[SAS_ADDR_SIZE]; |
| 283 | |
| 284 | /* Byte 20 */ |
| 285 | u8 phy_id; |
| 286 | |
| 287 | u8 _un21_27[7]; |
| 288 | |
| 289 | __be32 crc; |
| 290 | } __attribute__ ((packed)); |
| 291 | |
| 292 | struct ssp_frame_hdr { |
| 293 | u8 frame_type; |
| 294 | u8 hashed_dest_addr[HASHED_SAS_ADDR_SIZE]; |
| 295 | u8 _r_a; |
| 296 | u8 hashed_src_addr[HASHED_SAS_ADDR_SIZE]; |
| 297 | __be16 _r_b; |
| 298 | |
| 299 | u8 changing_data_ptr:1; |
| 300 | u8 retransmit:1; |
| 301 | u8 retry_data_frames:1; |
| 302 | u8 _r_c:5; |
| 303 | |
| 304 | u8 num_fill_bytes:2; |
| 305 | u8 _r_d:6; |
| 306 | |
| 307 | u32 _r_e; |
| 308 | __be16 tag; |
| 309 | __be16 tptt; |
| 310 | __be32 data_offs; |
| 311 | } __attribute__ ((packed)); |
| 312 | |
| 313 | struct ssp_response_iu { |
| 314 | u8 _r_a[10]; |
| 315 | |
| 316 | u8 datapres:2; |
| 317 | u8 _r_b:6; |
| 318 | |
| 319 | u8 status; |
| 320 | |
| 321 | u32 _r_c; |
| 322 | |
| 323 | __be32 sense_data_len; |
| 324 | __be32 response_data_len; |
| 325 | |
| 326 | u8 resp_data[0]; |
| 327 | u8 sense_data[0]; |
| 328 | } __attribute__ ((packed)); |
| 329 | |
John Garry | c15d75b | 2015-11-18 00:50:28 +0800 | [diff] [blame] | 330 | struct ssp_command_iu { |
| 331 | u8 lun[8]; |
| 332 | u8 _r_a; |
| 333 | |
| 334 | union { |
| 335 | struct { |
| 336 | u8 attr:3; |
| 337 | u8 prio:4; |
| 338 | u8 efb:1; |
| 339 | }; |
| 340 | u8 efb_prio_attr; |
| 341 | }; |
| 342 | |
| 343 | u8 _r_b; |
| 344 | |
| 345 | u8 _r_c:2; |
| 346 | u8 add_cdb_len:6; |
| 347 | |
| 348 | u8 cdb[16]; |
| 349 | u8 add_cdb[0]; |
| 350 | } __attribute__ ((packed)); |
| 351 | |
| 352 | struct xfer_rdy_iu { |
| 353 | __be32 requested_offset; |
| 354 | __be32 write_data_len; |
| 355 | __be32 _r_a; |
| 356 | } __attribute__ ((packed)); |
| 357 | |
| 358 | struct ssp_tmf_iu { |
| 359 | u8 lun[8]; |
| 360 | u16 _r_a; |
| 361 | u8 tmf; |
| 362 | u8 _r_b; |
| 363 | __be16 tag; |
| 364 | u8 _r_c[14]; |
| 365 | } __attribute__ ((packed)); |
| 366 | |
James Bottomley | 2908d77 | 2006-08-29 09:22:51 -0500 | [diff] [blame] | 367 | /* ---------- SMP ---------- */ |
| 368 | |
| 369 | struct report_general_resp { |
| 370 | __be16 change_count; |
| 371 | __be16 route_indexes; |
| 372 | u8 _r_a; |
| 373 | u8 num_phys; |
| 374 | |
| 375 | u8 conf_route_table:1; |
| 376 | u8 configuring:1; |
Luben Tuikov | ffaac8f | 2011-09-22 09:41:36 -0700 | [diff] [blame] | 377 | u8 config_others:1; |
| 378 | u8 orej_retry_supp:1; |
| 379 | u8 stp_cont_awt:1; |
| 380 | u8 self_config:1; |
| 381 | u8 zone_config:1; |
| 382 | u8 t2t_supp:1; |
James Bottomley | 2908d77 | 2006-08-29 09:22:51 -0500 | [diff] [blame] | 383 | |
| 384 | u8 _r_c; |
| 385 | |
| 386 | u8 enclosure_logical_id[8]; |
| 387 | |
| 388 | u8 _r_d[12]; |
| 389 | } __attribute__ ((packed)); |
| 390 | |
| 391 | struct discover_resp { |
| 392 | u8 _r_a[5]; |
| 393 | |
| 394 | u8 phy_id; |
| 395 | __be16 _r_b; |
| 396 | |
| 397 | u8 _r_c:4; |
| 398 | u8 attached_dev_type:3; |
| 399 | u8 _r_d:1; |
| 400 | |
| 401 | u8 linkrate:4; |
| 402 | u8 _r_e:4; |
| 403 | |
| 404 | u8 attached_sata_host:1; |
| 405 | u8 iproto:3; |
| 406 | u8 _r_f:4; |
| 407 | |
| 408 | u8 attached_sata_dev:1; |
| 409 | u8 tproto:3; |
| 410 | u8 _r_g:3; |
| 411 | u8 attached_sata_ps:1; |
| 412 | |
| 413 | u8 sas_addr[8]; |
| 414 | u8 attached_sas_addr[8]; |
| 415 | u8 attached_phy_id; |
| 416 | |
| 417 | u8 _r_h[7]; |
| 418 | |
| 419 | u8 hmin_linkrate:4; |
| 420 | u8 pmin_linkrate:4; |
| 421 | u8 hmax_linkrate:4; |
| 422 | u8 pmax_linkrate:4; |
| 423 | |
| 424 | u8 change_count; |
| 425 | |
| 426 | u8 pptv:4; |
| 427 | u8 _r_i:3; |
| 428 | u8 virtual:1; |
| 429 | |
| 430 | u8 routing_attr:4; |
| 431 | u8 _r_j:4; |
| 432 | |
| 433 | u8 conn_type; |
| 434 | u8 conn_el_index; |
| 435 | u8 conn_phy_link; |
| 436 | |
| 437 | u8 _r_k[8]; |
| 438 | } __attribute__ ((packed)); |
| 439 | |
| 440 | struct report_phy_sata_resp { |
| 441 | u8 _r_a[5]; |
| 442 | |
| 443 | u8 phy_id; |
| 444 | u8 _r_b; |
| 445 | |
| 446 | u8 affil_valid:1; |
| 447 | u8 affil_supp:1; |
| 448 | u8 _r_c:6; |
| 449 | |
| 450 | u32 _r_d; |
| 451 | |
| 452 | u8 stp_sas_addr[8]; |
| 453 | |
| 454 | struct dev_to_host_fis fis; |
| 455 | |
| 456 | u32 _r_e; |
| 457 | |
| 458 | u8 affil_stp_ini_addr[8]; |
| 459 | |
| 460 | __be32 crc; |
| 461 | } __attribute__ ((packed)); |
| 462 | |
| 463 | struct smp_resp { |
| 464 | u8 frame_type; |
| 465 | u8 function; |
| 466 | u8 result; |
| 467 | u8 reserved; |
| 468 | union { |
| 469 | struct report_general_resp rg; |
| 470 | struct discover_resp disc; |
| 471 | struct report_phy_sata_resp rps; |
| 472 | }; |
| 473 | } __attribute__ ((packed)); |
| 474 | |
| 475 | #elif defined(__BIG_ENDIAN_BITFIELD) |
| 476 | struct sas_identify_frame { |
| 477 | /* Byte 0 */ |
| 478 | u8 _un0:1; |
| 479 | u8 dev_type:3; |
| 480 | u8 frame_type:4; |
| 481 | |
| 482 | /* Byte 1 */ |
| 483 | u8 _un1; |
| 484 | |
| 485 | /* Byte 2 */ |
| 486 | union { |
| 487 | struct { |
| 488 | u8 _un247:4; |
| 489 | u8 ssp_iport:1; |
| 490 | u8 stp_iport:1; |
| 491 | u8 smp_iport:1; |
| 492 | u8 _un20:1; |
| 493 | }; |
| 494 | u8 initiator_bits; |
| 495 | }; |
| 496 | |
| 497 | /* Byte 3 */ |
| 498 | union { |
| 499 | struct { |
| 500 | u8 _un347:4; |
| 501 | u8 ssp_tport:1; |
| 502 | u8 stp_tport:1; |
| 503 | u8 smp_tport:1; |
| 504 | u8 _un30:1; |
| 505 | }; |
| 506 | u8 target_bits; |
| 507 | }; |
| 508 | |
| 509 | /* Byte 4 - 11 */ |
| 510 | u8 _un4_11[8]; |
| 511 | |
| 512 | /* Byte 12 - 19 */ |
| 513 | u8 sas_addr[SAS_ADDR_SIZE]; |
| 514 | |
| 515 | /* Byte 20 */ |
| 516 | u8 phy_id; |
| 517 | |
| 518 | u8 _un21_27[7]; |
| 519 | |
| 520 | __be32 crc; |
| 521 | } __attribute__ ((packed)); |
| 522 | |
| 523 | struct ssp_frame_hdr { |
| 524 | u8 frame_type; |
| 525 | u8 hashed_dest_addr[HASHED_SAS_ADDR_SIZE]; |
| 526 | u8 _r_a; |
| 527 | u8 hashed_src_addr[HASHED_SAS_ADDR_SIZE]; |
| 528 | __be16 _r_b; |
| 529 | |
| 530 | u8 _r_c:5; |
| 531 | u8 retry_data_frames:1; |
| 532 | u8 retransmit:1; |
| 533 | u8 changing_data_ptr:1; |
| 534 | |
| 535 | u8 _r_d:6; |
| 536 | u8 num_fill_bytes:2; |
| 537 | |
| 538 | u32 _r_e; |
| 539 | __be16 tag; |
| 540 | __be16 tptt; |
| 541 | __be32 data_offs; |
| 542 | } __attribute__ ((packed)); |
| 543 | |
| 544 | struct ssp_response_iu { |
| 545 | u8 _r_a[10]; |
| 546 | |
| 547 | u8 _r_b:6; |
| 548 | u8 datapres:2; |
| 549 | |
| 550 | u8 status; |
| 551 | |
| 552 | u32 _r_c; |
| 553 | |
| 554 | __be32 sense_data_len; |
| 555 | __be32 response_data_len; |
| 556 | |
| 557 | u8 resp_data[0]; |
| 558 | u8 sense_data[0]; |
| 559 | } __attribute__ ((packed)); |
| 560 | |
John Garry | c15d75b | 2015-11-18 00:50:28 +0800 | [diff] [blame] | 561 | struct ssp_command_iu { |
| 562 | u8 lun[8]; |
| 563 | u8 _r_a; |
| 564 | |
| 565 | union { |
| 566 | struct { |
| 567 | u8 efb:1; |
| 568 | u8 prio:4; |
| 569 | u8 attr:3; |
| 570 | }; |
| 571 | u8 efb_prio_attr; |
| 572 | }; |
| 573 | |
| 574 | u8 _r_b; |
| 575 | |
| 576 | u8 add_cdb_len:6; |
| 577 | u8 _r_c:2; |
| 578 | |
| 579 | u8 cdb[16]; |
| 580 | u8 add_cdb[0]; |
| 581 | } __attribute__ ((packed)); |
| 582 | |
| 583 | struct xfer_rdy_iu { |
| 584 | __be32 requested_offset; |
| 585 | __be32 write_data_len; |
| 586 | __be32 _r_a; |
| 587 | } __attribute__ ((packed)); |
| 588 | |
| 589 | struct ssp_tmf_iu { |
| 590 | u8 lun[8]; |
| 591 | u16 _r_a; |
| 592 | u8 tmf; |
| 593 | u8 _r_b; |
| 594 | __be16 tag; |
| 595 | u8 _r_c[14]; |
| 596 | } __attribute__ ((packed)); |
| 597 | |
James Bottomley | 2908d77 | 2006-08-29 09:22:51 -0500 | [diff] [blame] | 598 | /* ---------- SMP ---------- */ |
| 599 | |
| 600 | struct report_general_resp { |
| 601 | __be16 change_count; |
| 602 | __be16 route_indexes; |
| 603 | u8 _r_a; |
| 604 | u8 num_phys; |
| 605 | |
Luben Tuikov | ffaac8f | 2011-09-22 09:41:36 -0700 | [diff] [blame] | 606 | u8 t2t_supp:1; |
| 607 | u8 zone_config:1; |
| 608 | u8 self_config:1; |
| 609 | u8 stp_cont_awt:1; |
| 610 | u8 orej_retry_supp:1; |
| 611 | u8 config_others:1; |
James Bottomley | 2908d77 | 2006-08-29 09:22:51 -0500 | [diff] [blame] | 612 | u8 configuring:1; |
| 613 | u8 conf_route_table:1; |
| 614 | |
| 615 | u8 _r_c; |
| 616 | |
| 617 | u8 enclosure_logical_id[8]; |
| 618 | |
| 619 | u8 _r_d[12]; |
| 620 | } __attribute__ ((packed)); |
| 621 | |
| 622 | struct discover_resp { |
| 623 | u8 _r_a[5]; |
| 624 | |
| 625 | u8 phy_id; |
| 626 | __be16 _r_b; |
| 627 | |
| 628 | u8 _r_d:1; |
| 629 | u8 attached_dev_type:3; |
| 630 | u8 _r_c:4; |
| 631 | |
| 632 | u8 _r_e:4; |
| 633 | u8 linkrate:4; |
| 634 | |
| 635 | u8 _r_f:4; |
| 636 | u8 iproto:3; |
| 637 | u8 attached_sata_host:1; |
| 638 | |
| 639 | u8 attached_sata_ps:1; |
| 640 | u8 _r_g:3; |
| 641 | u8 tproto:3; |
| 642 | u8 attached_sata_dev:1; |
| 643 | |
| 644 | u8 sas_addr[8]; |
| 645 | u8 attached_sas_addr[8]; |
| 646 | u8 attached_phy_id; |
| 647 | |
| 648 | u8 _r_h[7]; |
| 649 | |
| 650 | u8 pmin_linkrate:4; |
| 651 | u8 hmin_linkrate:4; |
| 652 | u8 pmax_linkrate:4; |
| 653 | u8 hmax_linkrate:4; |
| 654 | |
| 655 | u8 change_count; |
| 656 | |
| 657 | u8 virtual:1; |
| 658 | u8 _r_i:3; |
| 659 | u8 pptv:4; |
| 660 | |
| 661 | u8 _r_j:4; |
| 662 | u8 routing_attr:4; |
| 663 | |
| 664 | u8 conn_type; |
| 665 | u8 conn_el_index; |
| 666 | u8 conn_phy_link; |
| 667 | |
| 668 | u8 _r_k[8]; |
| 669 | } __attribute__ ((packed)); |
| 670 | |
| 671 | struct report_phy_sata_resp { |
| 672 | u8 _r_a[5]; |
| 673 | |
| 674 | u8 phy_id; |
| 675 | u8 _r_b; |
| 676 | |
| 677 | u8 _r_c:6; |
| 678 | u8 affil_supp:1; |
| 679 | u8 affil_valid:1; |
| 680 | |
| 681 | u32 _r_d; |
| 682 | |
| 683 | u8 stp_sas_addr[8]; |
| 684 | |
| 685 | struct dev_to_host_fis fis; |
| 686 | |
| 687 | u32 _r_e; |
| 688 | |
| 689 | u8 affil_stp_ini_addr[8]; |
| 690 | |
| 691 | __be32 crc; |
| 692 | } __attribute__ ((packed)); |
| 693 | |
| 694 | struct smp_resp { |
| 695 | u8 frame_type; |
| 696 | u8 function; |
| 697 | u8 result; |
| 698 | u8 reserved; |
| 699 | union { |
| 700 | struct report_general_resp rg; |
| 701 | struct discover_resp disc; |
| 702 | struct report_phy_sata_resp rps; |
| 703 | }; |
| 704 | } __attribute__ ((packed)); |
| 705 | |
| 706 | #else |
| 707 | #error "Bitfield order not defined!" |
| 708 | #endif |
| 709 | |
| 710 | #endif /* _SAS_H_ */ |