1 /* 2 * Copyright (c) 2007 David Gwynne <dlg@openbsd.org> 3 * 4 * Permission to use, copy, modify, and distribute this software for any 5 * purpose with or without fee is hereby granted, provided that the above 6 * copyright notice and this permission notice appear in all copies. 7 * 8 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 9 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 10 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 11 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 12 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 13 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 14 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 15 * 16 * $OpenBSD: atascsi.h,v 1.33 2009/02/16 21:19:06 miod Exp $ 17 */ 18 19 struct atascsi; 20 struct scsi_link; 21 22 /* 23 * ATA commands 24 */ 25 26 #define ATA_C_SATA_FEATURE_ENA 0x10 27 #define ATA_C_READDMA_EXT 0x25 28 #define ATA_C_READ_LOG_EXT 0x2f 29 #define ATA_C_WRITEDMA_EXT 0x35 30 #define ATA_C_READ_FPDMA 0x60 31 #define ATA_C_WRITE_FPDMA 0x61 32 #define ATA_C_SATA_FEATURE_DIS 0x90 33 #define ATA_C_PACKET 0xa0 34 #define ATA_C_ATAPI_IDENTIFY 0xa1 35 #define ATA_C_READDMA 0xc8 36 #define ATA_C_WRITEDMA 0xca 37 #define ATA_C_READ_PM 0xe4 38 #define ATA_C_WRITE_PM 0xe8 39 #define ATA_C_FLUSH_CACHE 0xe7 40 #define ATA_C_FLUSH_CACHE_EXT 0xea /* lba48 */ 41 #define ATA_C_IDENTIFY 0xec 42 #define ATA_C_SET_FEATURES 0xef 43 #define ATA_C_SEC_FREEZE_LOCK 0xf5 44 45 /* 46 * ATA SATA FEATURES subcommands 47 */ 48 #define ATA_SATAFT_NONZDMA 0x01 /* DMA non-zero buffer offset */ 49 #define ATA_SATAFT_DMAAAOPT 0x02 /* DMA AA optimization */ 50 #define ATA_SATAFT_DEVIPS 0x03 /* Device-initiated pwr state*/ 51 #define ATA_SATAFT_INORDER 0x04 /* in-order data delivery */ 52 #define ATA_SATAFT_ASYNCNOTIFY 0x05 /* Async notification */ 53 54 /* 55 * ATA SET FEATURES subcommands 56 */ 57 #define ATA_SF_WRITECACHE_EN 0x02 58 #define ATA_SF_LOOKAHEAD_EN 0xaa 59 60 struct ata_identify { 61 u_int16_t config; /* 0 */ 62 u_int16_t ncyls; /* 1 */ 63 u_int16_t reserved1; /* 2 */ 64 u_int16_t nheads; /* 3 */ 65 u_int16_t track_size; /* 4 */ 66 u_int16_t sector_size; /* 5 */ 67 u_int16_t nsectors; /* 6 */ 68 u_int16_t reserved2[3]; /* 7 vendor unique */ 69 u_int8_t serial[20]; /* 10 */ 70 u_int16_t buffer_type; /* 20 */ 71 u_int16_t buffer_size; /* 21 */ 72 u_int16_t ecc; /* 22 */ 73 u_int8_t firmware[8]; /* 23 */ 74 u_int8_t model[40]; /* 27 */ 75 u_int16_t multi; /* 47 */ 76 u_int16_t dwcap; /* 48 */ 77 u_int16_t cap; /* 49 */ 78 u_int16_t reserved3; /* 50 */ 79 u_int16_t piomode; /* 51 */ 80 u_int16_t dmamode; /* 52 */ 81 u_int16_t validinfo; /* 53 */ 82 u_int16_t curcyls; /* 54 */ 83 u_int16_t curheads; /* 55 */ 84 u_int16_t cursectrk; /* 56 */ 85 u_int16_t curseccp[2]; /* 57 */ 86 u_int16_t mult2; /* 59 */ 87 u_int16_t addrsec[2]; /* 60 */ 88 u_int16_t worddma; /* 62 */ 89 u_int16_t dworddma; /* 63 */ 90 u_int16_t advpiomode; /* 64 */ 91 u_int16_t minmwdma; /* 65 */ 92 u_int16_t recmwdma; /* 66 */ 93 u_int16_t minpio; /* 67 */ 94 u_int16_t minpioflow; /* 68 */ 95 u_int16_t reserved4[2]; /* 69 */ 96 u_int16_t typtime[2]; /* 71 */ 97 u_int16_t reserved5[2]; /* 73 */ 98 u_int16_t qdepth; /* 75 */ 99 u_int16_t satacap; /* 76 */ 100 u_int16_t reserved6; /* 77 */ 101 u_int16_t satafsup; /* 78 */ 102 u_int16_t satafen; /* 79 */ 103 u_int16_t majver; /* 80 */ 104 u_int16_t minver; /* 81 */ 105 u_int16_t cmdset82; /* 82 */ 106 u_int16_t cmdset83; /* 83 */ 107 u_int16_t cmdset84; /* 84 */ 108 u_int16_t features85; /* 85 */ 109 u_int16_t features86; /* 86 */ 110 u_int16_t features87; /* 87 */ 111 #define ATA_ID_F87_WWN (1<<8) 112 u_int16_t ultradma; /* 88 */ 113 u_int16_t erasetime; /* 89 */ 114 u_int16_t erasetimex; /* 90 */ 115 u_int16_t apm; /* 91 */ 116 u_int16_t masterpw; /* 92 */ 117 u_int16_t hwreset; /* 93 */ 118 u_int16_t acoustic; /* 94 */ 119 u_int16_t stream_min; /* 95 */ 120 u_int16_t stream_xfer_d; /* 96 */ 121 u_int16_t stream_lat; /* 97 */ 122 u_int16_t streamperf[2]; /* 98 */ 123 u_int16_t addrsecxt[4]; /* 100 */ 124 u_int16_t stream_xfer_p; /* 104 */ 125 u_int16_t padding1; /* 105 */ 126 u_int16_t phys_sect_sz; /* 106 */ 127 u_int16_t seek_delay; /* 107 */ 128 u_int16_t naa_ieee_oui; /* 108 */ 129 u_int16_t ieee_oui_uid; /* 109 */ 130 u_int16_t uid_mid; /* 110 */ 131 u_int16_t uid_low; /* 111 */ 132 u_int16_t resv_wwn[4]; /* 112 */ 133 u_int16_t incits; /* 116 */ 134 u_int16_t words_lsec[2]; /* 117 */ 135 u_int16_t cmdset119; /* 119 */ 136 u_int16_t features120; /* 120 */ 137 u_int16_t padding2[6]; 138 u_int16_t rmsn; /* 127 */ 139 u_int16_t securestatus; /* 128 */ 140 #define ATA_SECURE_LOCKED (1<<2) 141 #define ATA_SECURE_FROZEN (1<<3) 142 u_int16_t vendor[31]; /* 129 */ 143 u_int16_t padding3[16]; /* 160 */ 144 u_int16_t curmedser[30]; /* 176 */ 145 u_int16_t sctsupport; /* 206 */ 146 u_int16_t padding4[48]; /* 207 */ 147 u_int16_t integrity; /* 255 */ 148 } __packed; 149 150 /* 151 * IDENTIFY DEVICE data 152 */ 153 #define ATA_IDENTIFY_SECURITY (1 << 1) 154 #define ATA_IDENTIFY_WRITECACHE (1 << 5) 155 #define ATA_IDENTIFY_LOOKAHEAD (1 << 6) 156 157 /* 158 * Frame Information Structures 159 */ 160 161 #define ATA_FIS_LENGTH 20 162 163 struct ata_fis_h2d { 164 u_int8_t type; 165 #define ATA_FIS_TYPE_H2D 0x27 166 u_int8_t flags; 167 #define ATA_H2D_FLAGS_CMD (1<<7) 168 u_int8_t command; 169 u_int8_t features; 170 #define ATA_H2D_FEATURES_DMA (1<<0) 171 #define ATA_H2D_FEATURES_DIR (1<<2) 172 #define ATA_H2D_FEATURES_DIR_READ (1<<2) 173 #define ATA_H2D_FEATURES_DIR_WRITE (0<<2) 174 175 u_int8_t lba_low; 176 u_int8_t lba_mid; 177 u_int8_t lba_high; 178 u_int8_t device; 179 #define ATA_H2D_DEVICE_LBA 0x40 180 181 u_int8_t lba_low_exp; 182 u_int8_t lba_mid_exp; 183 u_int8_t lba_high_exp; 184 u_int8_t features_exp; 185 186 u_int8_t sector_count; 187 u_int8_t sector_count_exp; 188 u_int8_t reserved0; 189 u_int8_t control; 190 #define ATA_FIS_CONTROL_SRST 0x04 191 #define ATA_FIS_CONTROL_4BIT 0x08 192 193 u_int8_t reserved1; 194 u_int8_t reserved2; 195 u_int8_t reserved3; 196 u_int8_t reserved4; 197 } __packed; 198 199 struct ata_fis_d2h { 200 u_int8_t type; 201 #define ATA_FIS_TYPE_D2H 0x34 202 u_int8_t flags; 203 #define ATA_D2H_FLAGS_INTR (1<<6) 204 u_int8_t status; 205 u_int8_t error; 206 207 u_int8_t lba_low; 208 u_int8_t lba_mid; 209 u_int8_t lba_high; 210 u_int8_t device; 211 212 u_int8_t lba_low_exp; 213 u_int8_t lba_mid_exp; 214 u_int8_t lba_high_exp; 215 u_int8_t reserved0; 216 217 u_int8_t sector_count; 218 u_int8_t sector_count_exp; 219 u_int8_t reserved1; 220 u_int8_t reserved2; 221 222 u_int8_t reserved3; 223 u_int8_t reserved4; 224 u_int8_t reserved5; 225 u_int8_t reserved6; 226 } __packed; 227 228 /* 229 * SATA log page 10h - 230 * looks like a D2H FIS, with errored tag number in first byte. 231 */ 232 struct ata_log_page_10h { 233 struct ata_fis_d2h err_regs; 234 #define ATA_LOG_10H_TYPE_NOTQUEUED 0x80 235 #define ATA_LOG_10H_TYPE_TAG_MASK 0x1f 236 u_int8_t reserved[256 - sizeof(struct ata_fis_d2h)]; 237 u_int8_t vendor_specific[255]; 238 u_int8_t checksum; 239 } __packed; 240 241 /* 242 * SATA registers 243 */ 244 245 #define SATA_SStatus_DET 0x00f 246 #define SATA_SStatus_DET_NODEV 0x000 247 #define SATA_SStatus_DET_NOPHY 0x001 248 #define SATA_SStatus_DET_DEV 0x003 249 #define SATA_SStatus_DET_OFFLINE 0x008 250 251 #define SATA_SStatus_SPD 0x0f0 252 #define SATA_SStatus_SPD_NONE 0x000 253 #define SATA_SStatus_SPD_1_5 0x010 254 #define SATA_SStatus_SPD_3_0 0x020 255 256 #define SATA_SStatus_IPM 0xf00 257 #define SATA_SStatus_IPM_NODEV 0x000 258 #define SATA_SStatus_IPM_ACTIVE 0x100 259 #define SATA_SStatus_IPM_PARTIAL 0x200 260 #define SATA_SStatus_IPM_SLUMBER 0x600 261 262 #define SATA_SIGNATURE_PORT_MULTIPLIER 0x96690101 263 #define SATA_SIGNATURE_ATAPI 0xeb140101 264 #define SATA_SIGNATURE_DISK 0x00000101 265 266 /* 267 * ATA interface 268 */ 269 270 struct ahci_port; 271 272 struct ata_port { 273 struct ata_identify at_identify; /* only if ATA_PORT_T_DISK */ 274 struct ahci_port *at_ahci_port; 275 int at_type; 276 #define ATA_PORT_T_NONE 0 277 #define ATA_PORT_T_DISK 1 278 #define ATA_PORT_T_ATAPI 2 279 #define ATA_PORT_T_PM 3 280 int at_features; 281 #define ATA_PORT_F_WCACHE (1 << 0) 282 #define ATA_PORT_F_RAHEAD (1 << 1) 283 #define ATA_PORT_F_FRZLCK (1 << 2) 284 #define ATA_PORT_F_RESCAN (1 << 3) /* re-check on bus scan */ 285 int at_probe; 286 #define ATA_PROBE_NEED_INIT 0 287 #define ATA_PROBE_NEED_HARD_RESET 1 288 #define ATA_PROBE_NEED_SOFT_RESET 2 289 #define ATA_PROBE_NEED_IDENT 3 290 #define ATA_PROBE_GOOD 4 291 #define ATA_PROBE_FAILED 7 292 int at_ncqdepth; 293 u_int64_t at_capacity; /* only if ATA_PORT_T_DISK */ 294 int at_target; /* port multiplier port */ 295 char at_name[16]; 296 }; 297 298 struct ata_xfer { 299 struct ata_fis_h2d *fis; 300 struct ata_fis_d2h rfis; 301 u_int8_t *packetcmd; 302 u_int8_t tag; 303 304 void *data; 305 size_t datalen; 306 size_t resid; 307 308 void (*complete)(struct ata_xfer *); 309 u_int timeout; 310 311 int flags; 312 #define ATA_F_READ (1<<0) 313 #define ATA_F_WRITE (1<<1) 314 #define ATA_F_NOWAIT (1<<2) 315 #define ATA_F_POLL (1<<3) 316 #define ATA_F_PIO (1<<4) 317 #define ATA_F_PACKET (1<<5) 318 #define ATA_F_NCQ (1<<6) 319 #define ATA_F_TIMEOUT_RUNNING (1<<7) 320 #define ATA_F_TIMEOUT_DESIRED (1<<8) 321 #define ATA_F_TIMEOUT_EXPIRED (1<<9) 322 #define ATA_F_AUTOSENSE (1<<10) 323 #define ATA_F_EXCLUSIVE (1<<11) 324 #define ATA_FMT_FLAGS "\020" \ 325 "\014EXCLUSIVE" \ 326 "\013AUTOSENSE" \ 327 "\012EXPIRED" \ 328 "\011DESIRED" "\010TRUNNING" \ 329 "\007NCQ" "\006PACKET" \ 330 "\005PIO" "\004POLL" "\003NOWAIT" \ 331 "\002WRITE" "\001READ" 332 333 volatile int state; 334 #define ATA_S_SETUP 0 335 #define ATA_S_PENDING 1 336 #define ATA_S_COMPLETE 2 337 #define ATA_S_ERROR 3 338 #define ATA_S_TIMEOUT 4 339 #define ATA_S_ONCHIP 5 340 #define ATA_S_PUT 6 341 342 void *atascsi_private; 343 struct ata_port *at; /* NULL if direct-attached */ 344 }; 345 346