1 #ifndef HW_IDE_INTERNAL_H 2 #define HW_IDE_INTERNAL_H 3 4 /* 5 * QEMU IDE Emulation -- internal header file 6 * only files in hw/ide/ are supposed to include this file. 7 * non-internal declarations are in hw/ide.h 8 */ 9 #include <hw/ide.h> 10 #include <hw/isa.h> 11 #include "iorange.h" 12 #include "dma.h" 13 #include "sysemu.h" 14 15 /* debug IDE devices */ 16 //#define DEBUG_IDE 17 //#define DEBUG_IDE_ATAPI 18 //#define DEBUG_AIO 19 #define USE_DMA_CDROM 20 21 typedef struct IDEBus IDEBus; 22 typedef struct IDEDevice IDEDevice; 23 typedef struct IDEDeviceInfo IDEDeviceInfo; 24 typedef struct IDEState IDEState; 25 typedef struct IDEDMA IDEDMA; 26 typedef struct IDEDMAOps IDEDMAOps; 27 28 /* Bits of HD_STATUS */ 29 #define ERR_STAT 0x01 30 #define INDEX_STAT 0x02 31 #define ECC_STAT 0x04 /* Corrected error */ 32 #define DRQ_STAT 0x08 33 #define SEEK_STAT 0x10 34 #define SRV_STAT 0x10 35 #define WRERR_STAT 0x20 36 #define READY_STAT 0x40 37 #define BUSY_STAT 0x80 38 39 /* Bits for HD_ERROR */ 40 #define MARK_ERR 0x01 /* Bad address mark */ 41 #define TRK0_ERR 0x02 /* couldn't find track 0 */ 42 #define ABRT_ERR 0x04 /* Command aborted */ 43 #define MCR_ERR 0x08 /* media change request */ 44 #define ID_ERR 0x10 /* ID field not found */ 45 #define MC_ERR 0x20 /* media changed */ 46 #define ECC_ERR 0x40 /* Uncorrectable ECC error */ 47 #define BBD_ERR 0x80 /* pre-EIDE meaning: block marked bad */ 48 #define ICRC_ERR 0x80 /* new meaning: CRC error during transfer */ 49 50 /* Bits of HD_NSECTOR */ 51 #define CD 0x01 52 #define IO 0x02 53 #define REL 0x04 54 #define TAG_MASK 0xf8 55 56 #define IDE_CMD_RESET 0x04 57 #define IDE_CMD_DISABLE_IRQ 0x02 58 59 /* ACS-2 T13/2015-D Table B.2 Command codes */ 60 #define WIN_NOP 0x00 61 /* reserved 0x01..0x02 */ 62 #define CFA_REQ_EXT_ERROR_CODE 0x03 /* CFA Request Extended Error Code */ 63 /* reserved 0x04..0x05 */ 64 #define WIN_DSM 0x06 65 /* reserved 0x07 */ 66 #define WIN_DEVICE_RESET 0x08 67 /* reserved 0x09..0x0a */ 68 /* REQUEST SENSE DATA EXT 0x0B */ 69 /* reserved 0x0C..0x0F */ 70 #define WIN_RECAL 0x10 /* obsolete since ATA4 */ 71 /* obsolete since ATA3, retired in ATA4 0x11..0x1F */ 72 #define WIN_READ 0x20 /* 28-Bit */ 73 #define WIN_READ_ONCE 0x21 /* 28-Bit w/o retries, obsolete since ATA5 */ 74 /* obsolete since ATA4 0x22..0x23 */ 75 #define WIN_READ_EXT 0x24 /* 48-Bit */ 76 #define WIN_READDMA_EXT 0x25 /* 48-Bit */ 77 #define WIN_READDMA_QUEUED_EXT 0x26 /* 48-Bit, obsolete since ACS2 */ 78 #define WIN_READ_NATIVE_MAX_EXT 0x27 /* 48-Bit */ 79 /* reserved 0x28 */ 80 #define WIN_MULTREAD_EXT 0x29 /* 48-Bit */ 81 /* READ STREAM DMA EXT 0x2A */ 82 /* READ STREAM EXT 0x2B */ 83 /* reserved 0x2C..0x2E */ 84 /* READ LOG EXT 0x2F */ 85 #define WIN_WRITE 0x30 /* 28-Bit */ 86 #define WIN_WRITE_ONCE 0x31 /* 28-Bit w/o retries, obsolete since ATA5 */ 87 /* obsolete since ATA4 0x32..0x33 */ 88 #define WIN_WRITE_EXT 0x34 /* 48-Bit */ 89 #define WIN_WRITEDMA_EXT 0x35 /* 48-Bit */ 90 #define WIN_WRITEDMA_QUEUED_EXT 0x36 /* 48-Bit */ 91 #define WIN_SET_MAX_EXT 0x37 /* 48-Bit, obsolete since ACS2 */ 92 #define WIN_SET_MAX_EXT 0x37 /* 48-Bit */ 93 #define CFA_WRITE_SECT_WO_ERASE 0x38 /* CFA Write Sectors without erase */ 94 #define WIN_MULTWRITE_EXT 0x39 /* 48-Bit */ 95 /* WRITE STREAM DMA EXT 0x3A */ 96 /* WRITE STREAM EXT 0x3B */ 97 #define WIN_WRITE_VERIFY 0x3C /* 28-Bit, obsolete since ATA4 */ 98 /* WRITE DMA FUA EXT 0x3D */ 99 /* obsolete since ACS2 0x3E */ 100 /* WRITE LOG EXT 0x3F */ 101 #define WIN_VERIFY 0x40 /* 28-Bit - Read Verify Sectors */ 102 #define WIN_VERIFY_ONCE 0x41 /* 28-Bit - w/o retries, obsolete since ATA5 */ 103 #define WIN_VERIFY_EXT 0x42 /* 48-Bit */ 104 /* reserved 0x43..0x44 */ 105 /* WRITE UNCORRECTABLE EXT 0x45 */ 106 /* reserved 0x46 */ 107 /* READ LOG DMA EXT 0x47 */ 108 /* reserved 0x48..0x4F */ 109 /* obsolete since ATA4 0x50 */ 110 /* CONFIGURE STREAM 0x51 */ 111 /* reserved 0x52..0x56 */ 112 /* WRITE LOG DMA EXT 0x57 */ 113 /* reserved 0x58..0x5A */ 114 /* TRUSTED NON DATA 0x5B */ 115 /* TRUSTED RECEIVE 0x5C */ 116 /* TRUSTED RECEIVE DMA 0x5D */ 117 /* TRUSTED SEND 0x5E */ 118 /* TRUSTED SEND DMA 0x5F */ 119 /* READ FPDMA QUEUED 0x60 */ 120 /* WRITE FPDMA QUEUED 0x61 */ 121 /* reserved 0x62->0x6F */ 122 #define WIN_SEEK 0x70 /* obsolete since ATA7 */ 123 /* reserved 0x71-0x7F */ 124 /* vendor specific 0x80-0x86 */ 125 #define CFA_TRANSLATE_SECTOR 0x87 /* CFA Translate Sector */ 126 /* vendor specific 0x88-0x8F */ 127 #define WIN_DIAGNOSE 0x90 128 #define WIN_SPECIFY 0x91 /* set drive geometry translation, obsolete since ATA6 */ 129 #define WIN_DOWNLOAD_MICROCODE 0x92 130 /* DOWNLOAD MICROCODE DMA 0x93 */ 131 #define WIN_STANDBYNOW2 0x94 /* retired in ATA4 */ 132 #define WIN_IDLEIMMEDIATE2 0x95 /* force drive to become "ready", retired in ATA4 */ 133 #define WIN_STANDBY2 0x96 /* retired in ATA4 */ 134 #define WIN_SETIDLE2 0x97 /* retired in ATA4 */ 135 #define WIN_CHECKPOWERMODE2 0x98 /* retired in ATA4 */ 136 #define WIN_SLEEPNOW2 0x99 /* retired in ATA4 */ 137 /* vendor specific 0x9A */ 138 /* reserved 0x9B..0x9F */ 139 #define WIN_PACKETCMD 0xA0 /* Send a packet command. */ 140 #define WIN_PIDENTIFY 0xA1 /* identify ATAPI device */ 141 #define WIN_QUEUED_SERVICE 0xA2 /* obsolete since ACS2 */ 142 /* reserved 0xA3..0xAF */ 143 #define WIN_SMART 0xB0 /* self-monitoring and reporting */ 144 /* Device Configuration Overlay 0xB1 */ 145 /* reserved 0xB2..0xB3 */ 146 /* Sanitize Device 0xB4 */ 147 /* reserved 0xB5 */ 148 /* NV Cache 0xB6 */ 149 /* reserved for CFA 0xB7..0xBB */ 150 #define CFA_ACCESS_METADATA_STORAGE 0xB8 151 /* reserved 0xBC..0xBF */ 152 #define CFA_ERASE_SECTORS 0xC0 /* microdrives implement as NOP */ 153 /* vendor specific 0xC1..0xC3 */ 154 #define WIN_MULTREAD 0xC4 /* read sectors using multiple mode*/ 155 #define WIN_MULTWRITE 0xC5 /* write sectors using multiple mode */ 156 #define WIN_SETMULT 0xC6 /* enable/disable multiple mode */ 157 #define WIN_READDMA_QUEUED 0xC7 /* read sectors using Queued DMA transfers, obsolete since ACS2 */ 158 #define WIN_READDMA 0xC8 /* read sectors using DMA transfers */ 159 #define WIN_READDMA_ONCE 0xC9 /* 28-Bit - w/o retries, obsolete since ATA5 */ 160 #define WIN_WRITEDMA 0xCA /* write sectors using DMA transfers */ 161 #define WIN_WRITEDMA_ONCE 0xCB /* 28-Bit - w/o retries, obsolete since ATA5 */ 162 #define WIN_WRITEDMA_QUEUED 0xCC /* write sectors using Queued DMA transfers, obsolete since ACS2 */ 163 #define CFA_WRITE_MULTI_WO_ERASE 0xCD /* CFA Write multiple without erase */ 164 /* WRITE MULTIPLE FUA EXT 0xCE */ 165 /* reserved 0xCF..0xDO */ 166 /* CHECK MEDIA CARD TYPE 0xD1 */ 167 /* reserved for media card pass through 0xD2..0xD4 */ 168 /* reserved 0xD5..0xD9 */ 169 #define WIN_GETMEDIASTATUS 0xDA /* obsolete since ATA8 */ 170 /* obsolete since ATA3, retired in ATA4 0xDB..0xDD */ 171 #define WIN_DOORLOCK 0xDE /* lock door on removable drives, obsolete since ATA8 */ 172 #define WIN_DOORUNLOCK 0xDF /* unlock door on removable drives, obsolete since ATA8 */ 173 #define WIN_STANDBYNOW1 0xE0 174 #define WIN_IDLEIMMEDIATE 0xE1 /* force drive to become "ready" */ 175 #define WIN_STANDBY 0xE2 /* Set device in Standby Mode */ 176 #define WIN_SETIDLE1 0xE3 177 #define WIN_READ_BUFFER 0xE4 /* force read only 1 sector */ 178 #define WIN_CHECKPOWERMODE1 0xE5 179 #define WIN_SLEEPNOW1 0xE6 180 #define WIN_FLUSH_CACHE 0xE7 181 #define WIN_WRITE_BUFFER 0xE8 /* force write only 1 sector */ 182 /* READ BUFFER DMA 0xE9 */ 183 #define WIN_FLUSH_CACHE_EXT 0xEA /* 48-Bit */ 184 /* WRITE BUFFER DMA 0xEB */ 185 #define WIN_IDENTIFY 0xEC /* ask drive to identify itself */ 186 #define WIN_MEDIAEJECT 0xED /* obsolete since ATA8 */ 187 /* obsolete since ATA4 0xEE */ 188 #define WIN_SETFEATURES 0xEF /* set special drive features */ 189 #define IBM_SENSE_CONDITION 0xF0 /* measure disk temperature, vendor specific */ 190 #define WIN_SECURITY_SET_PASS 0xF1 191 #define WIN_SECURITY_UNLOCK 0xF2 192 #define WIN_SECURITY_ERASE_PREPARE 0xF3 193 #define WIN_SECURITY_ERASE_UNIT 0xF4 194 #define WIN_SECURITY_FREEZE_LOCK 0xF5 195 #define CFA_WEAR_LEVEL 0xF5 /* microdrives implement as NOP; not specified in T13! */ 196 #define WIN_SECURITY_DISABLE 0xF6 197 /* vendor specific 0xF7 */ 198 #define WIN_READ_NATIVE_MAX 0xF8 /* return the native maximum address */ 199 #define WIN_SET_MAX 0xF9 200 /* vendor specific 0xFA..0xFF */ 201 202 /* set to 1 set disable mult support */ 203 #define MAX_MULT_SECTORS 16 204 205 #define IDE_DMA_BUF_SECTORS 256 206 207 /* feature values for Data Set Management */ 208 #define DSM_TRIM 0x01 209 210 #if (IDE_DMA_BUF_SECTORS < MAX_MULT_SECTORS) 211 #error "IDE_DMA_BUF_SECTORS must be bigger or equal to MAX_MULT_SECTORS" 212 #endif 213 214 /* ATAPI defines */ 215 216 #define ATAPI_PACKET_SIZE 12 217 218 /* The generic packet command opcodes for CD/DVD Logical Units, 219 * From Table 57 of the SFF8090 Ver. 3 (Mt. Fuji) draft standard. */ 220 #define GPCMD_BLANK 0xa1 221 #define GPCMD_CLOSE_TRACK 0x5b 222 #define GPCMD_FLUSH_CACHE 0x35 223 #define GPCMD_FORMAT_UNIT 0x04 224 #define GPCMD_GET_CONFIGURATION 0x46 225 #define GPCMD_GET_EVENT_STATUS_NOTIFICATION 0x4a 226 #define GPCMD_GET_PERFORMANCE 0xac 227 #define GPCMD_INQUIRY 0x12 228 #define GPCMD_LOAD_UNLOAD 0xa6 229 #define GPCMD_MECHANISM_STATUS 0xbd 230 #define GPCMD_MODE_SELECT_10 0x55 231 #define GPCMD_MODE_SENSE_10 0x5a 232 #define GPCMD_PAUSE_RESUME 0x4b 233 #define GPCMD_PLAY_AUDIO_10 0x45 234 #define GPCMD_PLAY_AUDIO_MSF 0x47 235 #define GPCMD_PLAY_AUDIO_TI 0x48 236 #define GPCMD_PLAY_CD 0xbc 237 #define GPCMD_PREVENT_ALLOW_MEDIUM_REMOVAL 0x1e 238 #define GPCMD_READ_10 0x28 239 #define GPCMD_READ_12 0xa8 240 #define GPCMD_READ_CDVD_CAPACITY 0x25 241 #define GPCMD_READ_CD 0xbe 242 #define GPCMD_READ_CD_MSF 0xb9 243 #define GPCMD_READ_DISC_INFO 0x51 244 #define GPCMD_READ_DVD_STRUCTURE 0xad 245 #define GPCMD_READ_FORMAT_CAPACITIES 0x23 246 #define GPCMD_READ_HEADER 0x44 247 #define GPCMD_READ_TRACK_RZONE_INFO 0x52 248 #define GPCMD_READ_SUBCHANNEL 0x42 249 #define GPCMD_READ_TOC_PMA_ATIP 0x43 250 #define GPCMD_REPAIR_RZONE_TRACK 0x58 251 #define GPCMD_REPORT_KEY 0xa4 252 #define GPCMD_REQUEST_SENSE 0x03 253 #define GPCMD_RESERVE_RZONE_TRACK 0x53 254 #define GPCMD_SCAN 0xba 255 #define GPCMD_SEEK 0x2b 256 #define GPCMD_SEND_DVD_STRUCTURE 0xad 257 #define GPCMD_SEND_EVENT 0xa2 258 #define GPCMD_SEND_KEY 0xa3 259 #define GPCMD_SEND_OPC 0x54 260 #define GPCMD_SET_READ_AHEAD 0xa7 261 #define GPCMD_SET_STREAMING 0xb6 262 #define GPCMD_START_STOP_UNIT 0x1b 263 #define GPCMD_STOP_PLAY_SCAN 0x4e 264 #define GPCMD_TEST_UNIT_READY 0x00 265 #define GPCMD_VERIFY_10 0x2f 266 #define GPCMD_WRITE_10 0x2a 267 #define GPCMD_WRITE_AND_VERIFY_10 0x2e 268 /* This is listed as optional in ATAPI 2.6, but is (curiously) 269 * missing from Mt. Fuji, Table 57. It _is_ mentioned in Mt. Fuji 270 * Table 377 as an MMC command for SCSi devices though... Most ATAPI 271 * drives support it. */ 272 #define GPCMD_SET_SPEED 0xbb 273 /* This seems to be a SCSI specific CD-ROM opcode 274 * to play data at track/index */ 275 #define GPCMD_PLAYAUDIO_TI 0x48 276 /* 277 * From MS Media Status Notification Support Specification. For 278 * older drives only. 279 */ 280 #define GPCMD_GET_MEDIA_STATUS 0xda 281 #define GPCMD_MODE_SENSE_6 0x1a 282 283 /* Mode page codes for mode sense/set */ 284 #define GPMODE_R_W_ERROR_PAGE 0x01 285 #define GPMODE_WRITE_PARMS_PAGE 0x05 286 #define GPMODE_AUDIO_CTL_PAGE 0x0e 287 #define GPMODE_POWER_PAGE 0x1a 288 #define GPMODE_FAULT_FAIL_PAGE 0x1c 289 #define GPMODE_TO_PROTECT_PAGE 0x1d 290 #define GPMODE_CAPABILITIES_PAGE 0x2a 291 #define GPMODE_ALL_PAGES 0x3f 292 /* Not in Mt. Fuji, but in ATAPI 2.6 -- depricated now in favor 293 * of MODE_SENSE_POWER_PAGE */ 294 #define GPMODE_CDROM_PAGE 0x0d 295 296 /* 297 * Based on values from <linux/cdrom.h> but extending CD_MINS 298 * to the maximum common size allowed by the Orange's Book ATIP 299 * 300 * 90 and 99 min CDs are also available but using them as the 301 * upper limit reduces the effectiveness of the heuristic to 302 * detect DVDs burned to less than 25% of their maximum capacity 303 */ 304 305 /* Some generally useful CD-ROM information */ 306 #define CD_MINS 80 /* max. minutes per CD */ 307 #define CD_SECS 60 /* seconds per minute */ 308 #define CD_FRAMES 75 /* frames per second */ 309 #define CD_FRAMESIZE 2048 /* bytes per frame, "cooked" mode */ 310 #define CD_MAX_BYTES (CD_MINS * CD_SECS * CD_FRAMES * CD_FRAMESIZE) 311 #define CD_MAX_SECTORS (CD_MAX_BYTES / 512) 312 313 /* 314 * The MMC values are not IDE specific and might need to be moved 315 * to a common header if they are also needed for the SCSI emulation 316 */ 317 318 /* Profile list from MMC-6 revision 1 table 91 */ 319 #define MMC_PROFILE_NONE 0x0000 320 #define MMC_PROFILE_CD_ROM 0x0008 321 #define MMC_PROFILE_CD_R 0x0009 322 #define MMC_PROFILE_CD_RW 0x000A 323 #define MMC_PROFILE_DVD_ROM 0x0010 324 #define MMC_PROFILE_DVD_R_SR 0x0011 325 #define MMC_PROFILE_DVD_RAM 0x0012 326 #define MMC_PROFILE_DVD_RW_RO 0x0013 327 #define MMC_PROFILE_DVD_RW_SR 0x0014 328 #define MMC_PROFILE_DVD_R_DL_SR 0x0015 329 #define MMC_PROFILE_DVD_R_DL_JR 0x0016 330 #define MMC_PROFILE_DVD_RW_DL 0x0017 331 #define MMC_PROFILE_DVD_DDR 0x0018 332 #define MMC_PROFILE_DVD_PLUS_RW 0x001A 333 #define MMC_PROFILE_DVD_PLUS_R 0x001B 334 #define MMC_PROFILE_DVD_PLUS_RW_DL 0x002A 335 #define MMC_PROFILE_DVD_PLUS_R_DL 0x002B 336 #define MMC_PROFILE_BD_ROM 0x0040 337 #define MMC_PROFILE_BD_R_SRM 0x0041 338 #define MMC_PROFILE_BD_R_RRM 0x0042 339 #define MMC_PROFILE_BD_RE 0x0043 340 #define MMC_PROFILE_HDDVD_ROM 0x0050 341 #define MMC_PROFILE_HDDVD_R 0x0051 342 #define MMC_PROFILE_HDDVD_RAM 0x0052 343 #define MMC_PROFILE_HDDVD_RW 0x0053 344 #define MMC_PROFILE_HDDVD_R_DL 0x0058 345 #define MMC_PROFILE_HDDVD_RW_DL 0x005A 346 #define MMC_PROFILE_INVALID 0xFFFF 347 348 #define ATAPI_INT_REASON_CD 0x01 /* 0 = data transfer */ 349 #define ATAPI_INT_REASON_IO 0x02 /* 1 = transfer to the host */ 350 #define ATAPI_INT_REASON_REL 0x04 351 #define ATAPI_INT_REASON_TAG 0xf8 352 353 /* same constants as bochs */ 354 #define ASC_ILLEGAL_OPCODE 0x20 355 #define ASC_LOGICAL_BLOCK_OOR 0x21 356 #define ASC_INV_FIELD_IN_CMD_PACKET 0x24 357 #define ASC_MEDIUM_MAY_HAVE_CHANGED 0x28 358 #define ASC_INCOMPATIBLE_FORMAT 0x30 359 #define ASC_MEDIUM_NOT_PRESENT 0x3a 360 #define ASC_SAVING_PARAMETERS_NOT_SUPPORTED 0x39 361 #define ASC_MEDIA_REMOVAL_PREVENTED 0x53 362 363 #define CFA_NO_ERROR 0x00 364 #define CFA_MISC_ERROR 0x09 365 #define CFA_INVALID_COMMAND 0x20 366 #define CFA_INVALID_ADDRESS 0x21 367 #define CFA_ADDRESS_OVERFLOW 0x2f 368 369 #define SENSE_NONE 0 370 #define SENSE_NOT_READY 2 371 #define SENSE_ILLEGAL_REQUEST 5 372 #define SENSE_UNIT_ATTENTION 6 373 374 #define SMART_READ_DATA 0xd0 375 #define SMART_READ_THRESH 0xd1 376 #define SMART_ATTR_AUTOSAVE 0xd2 377 #define SMART_SAVE_ATTR 0xd3 378 #define SMART_EXECUTE_OFFLINE 0xd4 379 #define SMART_READ_LOG 0xd5 380 #define SMART_WRITE_LOG 0xd6 381 #define SMART_ENABLE 0xd8 382 #define SMART_DISABLE 0xd9 383 #define SMART_STATUS 0xda 384 385 typedef enum { IDE_HD, IDE_CD, IDE_CFATA } IDEDriveKind; 386 387 typedef void EndTransferFunc(IDEState *); 388 389 typedef void DMAStartFunc(IDEDMA *, IDEState *, BlockDriverCompletionFunc *); 390 typedef int DMAFunc(IDEDMA *); 391 typedef int DMAIntFunc(IDEDMA *, int); 392 typedef void DMARestartFunc(void *, int, RunState); 393 394 struct unreported_events { 395 bool eject_request; 396 bool new_media; 397 }; 398 399 enum ide_dma_cmd { 400 IDE_DMA_READ, 401 IDE_DMA_WRITE, 402 IDE_DMA_TRIM, 403 }; 404 405 #define ide_cmd_is_read(s) \ 406 ((s)->dma_cmd == IDE_DMA_READ) 407 408 /* NOTE: IDEState represents in fact one drive */ 409 struct IDEState { 410 IDEBus *bus; 411 uint8_t unit; 412 /* ide config */ 413 IDEDriveKind drive_kind; 414 int cylinders, heads, sectors; 415 int64_t nb_sectors; 416 int mult_sectors; 417 int identify_set; 418 uint8_t identify_data[512]; 419 int drive_serial; 420 char drive_serial_str[21]; 421 /* ide regs */ 422 uint8_t feature; 423 uint8_t error; 424 uint32_t nsector; 425 uint8_t sector; 426 uint8_t lcyl; 427 uint8_t hcyl; 428 /* other part of tf for lba48 support */ 429 uint8_t hob_feature; 430 uint8_t hob_nsector; 431 uint8_t hob_sector; 432 uint8_t hob_lcyl; 433 uint8_t hob_hcyl; 434 435 uint8_t select; 436 uint8_t status; 437 438 /* set for lba48 access */ 439 uint8_t lba48; 440 BlockDriverState *bs; 441 char version[9]; 442 /* ATAPI specific */ 443 struct unreported_events events; 444 uint8_t sense_key; 445 uint8_t asc; 446 bool tray_open; 447 bool tray_locked; 448 uint8_t cdrom_changed; 449 int packet_transfer_size; 450 int elementary_transfer_size; 451 int io_buffer_index; 452 int lba; 453 int cd_sector_size; 454 int atapi_dma; /* true if dma is requested for the packet cmd */ 455 BlockAcctCookie acct; 456 /* ATA DMA state */ 457 int io_buffer_size; 458 QEMUSGList sg; 459 /* PIO transfer handling */ 460 int req_nb_sectors; /* number of sectors per interrupt */ 461 EndTransferFunc *end_transfer_func; 462 uint8_t *data_ptr; 463 uint8_t *data_end; 464 uint8_t *io_buffer; 465 /* PIO save/restore */ 466 int32_t io_buffer_total_len; 467 int cur_io_buffer_offset; 468 int cur_io_buffer_len; 469 uint8_t end_transfer_fn_idx; 470 QEMUTimer *sector_write_timer; /* only used for win2k install hack */ 471 uint32_t irq_count; /* counts IRQs when using win2k install hack */ 472 /* CF-ATA extended error */ 473 uint8_t ext_error; 474 /* CF-ATA metadata storage */ 475 uint32_t mdata_size; 476 uint8_t *mdata_storage; 477 int media_changed; 478 enum ide_dma_cmd dma_cmd; 479 /* SMART */ 480 uint8_t smart_enabled; 481 uint8_t smart_autosave; 482 int smart_errors; 483 uint8_t smart_selftest_count; 484 uint8_t *smart_selftest_data; 485 /* AHCI */ 486 int ncq_queues; 487 }; 488 489 struct IDEDMAOps { 490 DMAStartFunc *start_dma; 491 DMAFunc *start_transfer; 492 DMAIntFunc *prepare_buf; 493 DMAIntFunc *rw_buf; 494 DMAIntFunc *set_unit; 495 DMAIntFunc *add_status; 496 DMAFunc *set_inactive; 497 DMARestartFunc *restart_cb; 498 DMAFunc *reset; 499 }; 500 501 struct IDEDMA { 502 const struct IDEDMAOps *ops; 503 struct iovec iov; 504 QEMUIOVector qiov; 505 BlockDriverAIOCB *aiocb; 506 }; 507 508 struct IDEBus { 509 BusState qbus; 510 IDEDevice *master; 511 IDEDevice *slave; 512 IDEState ifs[2]; 513 int bus_id; 514 IDEDMA *dma; 515 uint8_t unit; 516 uint8_t cmd; 517 qemu_irq irq; 518 519 int error_status; 520 }; 521 522 struct IDEDevice { 523 DeviceState qdev; 524 uint32_t unit; 525 BlockConf conf; 526 char *version; 527 char *serial; 528 }; 529 530 typedef int (*ide_qdev_initfn)(IDEDevice *dev); 531 struct IDEDeviceInfo { 532 DeviceInfo qdev; 533 ide_qdev_initfn init; 534 }; 535 536 #define BM_STATUS_DMAING 0x01 537 #define BM_STATUS_ERROR 0x02 538 #define BM_STATUS_INT 0x04 539 540 /* FIXME These are not status register bits */ 541 #define BM_STATUS_DMA_RETRY 0x08 542 #define BM_STATUS_PIO_RETRY 0x10 543 #define BM_STATUS_RETRY_READ 0x20 544 #define BM_STATUS_RETRY_FLUSH 0x40 545 #define BM_STATUS_RETRY_TRIM 0x80 546 547 #define BM_MIGRATION_COMPAT_STATUS_BITS \ 548 (BM_STATUS_DMA_RETRY | BM_STATUS_PIO_RETRY | \ 549 BM_STATUS_RETRY_READ | BM_STATUS_RETRY_FLUSH) 550 551 #define BM_CMD_START 0x01 552 #define BM_CMD_READ 0x08 553 554 static inline IDEState *idebus_active_if(IDEBus *bus) 555 { 556 return bus->ifs + bus->unit; 557 } 558 559 static inline void ide_set_irq(IDEBus *bus) 560 { 561 if (!(bus->cmd & IDE_CMD_DISABLE_IRQ)) { 562 qemu_irq_raise(bus->irq); 563 } 564 } 565 566 /* hw/ide/core.c */ 567 extern const VMStateDescription vmstate_ide_bus; 568 569 #define VMSTATE_IDE_BUS(_field, _state) \ 570 VMSTATE_STRUCT(_field, _state, 1, vmstate_ide_bus, IDEBus) 571 572 #define VMSTATE_IDE_BUS_ARRAY(_field, _state, _num) \ 573 VMSTATE_STRUCT_ARRAY(_field, _state, _num, 1, vmstate_ide_bus, IDEBus) 574 575 extern const VMStateDescription vmstate_ide_drive; 576 577 #define VMSTATE_IDE_DRIVES(_field, _state) \ 578 VMSTATE_STRUCT_ARRAY(_field, _state, 2, 3, vmstate_ide_drive, IDEState) 579 580 void ide_bus_reset(IDEBus *bus); 581 int64_t ide_get_sector(IDEState *s); 582 void ide_set_sector(IDEState *s, int64_t sector_num); 583 584 void ide_dma_error(IDEState *s); 585 586 void ide_atapi_cmd_ok(IDEState *s); 587 void ide_atapi_cmd_error(IDEState *s, int sense_key, int asc); 588 void ide_atapi_io_error(IDEState *s, int ret); 589 590 void ide_ioport_write(void *opaque, uint32_t addr, uint32_t val); 591 uint32_t ide_ioport_read(void *opaque, uint32_t addr1); 592 uint32_t ide_status_read(void *opaque, uint32_t addr); 593 void ide_cmd_write(void *opaque, uint32_t addr, uint32_t val); 594 void ide_data_writew(void *opaque, uint32_t addr, uint32_t val); 595 uint32_t ide_data_readw(void *opaque, uint32_t addr); 596 void ide_data_writel(void *opaque, uint32_t addr, uint32_t val); 597 uint32_t ide_data_readl(void *opaque, uint32_t addr); 598 599 int ide_init_drive(IDEState *s, BlockDriverState *bs, IDEDriveKind kind, 600 const char *version, const char *serial); 601 void ide_init2(IDEBus *bus, qemu_irq irq); 602 void ide_init2_with_non_qdev_drives(IDEBus *bus, DriveInfo *hd0, 603 DriveInfo *hd1, qemu_irq irq); 604 void ide_init_ioport(IDEBus *bus, ISADevice *isa, int iobase, int iobase2); 605 606 void ide_exec_cmd(IDEBus *bus, uint32_t val); 607 void ide_dma_cb(void *opaque, int ret); 608 void ide_sector_write(IDEState *s); 609 void ide_sector_read(IDEState *s); 610 void ide_flush_cache(IDEState *s); 611 612 void ide_transfer_start(IDEState *s, uint8_t *buf, int size, 613 EndTransferFunc *end_transfer_func); 614 void ide_transfer_stop(IDEState *s); 615 void ide_set_inactive(IDEState *s); 616 BlockDriverAIOCB *ide_issue_trim(BlockDriverState *bs, 617 int64_t sector_num, QEMUIOVector *qiov, int nb_sectors, 618 BlockDriverCompletionFunc *cb, void *opaque); 619 620 /* hw/ide/atapi.c */ 621 void ide_atapi_cmd(IDEState *s); 622 void ide_atapi_cmd_reply_end(IDEState *s); 623 624 /* hw/ide/qdev.c */ 625 void ide_bus_new(IDEBus *idebus, DeviceState *dev, int bus_id); 626 IDEDevice *ide_create_drive(IDEBus *bus, int unit, DriveInfo *drive); 627 628 #endif /* HW_IDE_INTERNAL_H */ 629