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/isa.h> 11 #include "sysemu/dma.h" 12 #include "sysemu/sysemu.h" 13 #include "hw/block/block.h" 14 #include "block/scsi.h" 15 16 /* debug IDE devices */ 17 //#define DEBUG_IDE 18 //#define DEBUG_IDE_ATAPI 19 //#define DEBUG_AIO 20 #define USE_DMA_CDROM 21 22 typedef struct IDEBus IDEBus; 23 typedef struct IDEDevice IDEDevice; 24 typedef struct IDEState IDEState; 25 typedef struct IDEDMA IDEDMA; 26 typedef struct IDEDMAOps IDEDMAOps; 27 28 #define TYPE_IDE_BUS "IDE" 29 #define IDE_BUS(obj) OBJECT_CHECK(IDEBus, (obj), TYPE_IDE_BUS) 30 31 /* Bits of HD_STATUS */ 32 #define ERR_STAT 0x01 33 #define INDEX_STAT 0x02 34 #define ECC_STAT 0x04 /* Corrected error */ 35 #define DRQ_STAT 0x08 36 #define SEEK_STAT 0x10 37 #define SRV_STAT 0x10 38 #define WRERR_STAT 0x20 39 #define READY_STAT 0x40 40 #define BUSY_STAT 0x80 41 42 /* Bits for HD_ERROR */ 43 #define MARK_ERR 0x01 /* Bad address mark */ 44 #define TRK0_ERR 0x02 /* couldn't find track 0 */ 45 #define ABRT_ERR 0x04 /* Command aborted */ 46 #define MCR_ERR 0x08 /* media change request */ 47 #define ID_ERR 0x10 /* ID field not found */ 48 #define MC_ERR 0x20 /* media changed */ 49 #define ECC_ERR 0x40 /* Uncorrectable ECC error */ 50 #define BBD_ERR 0x80 /* pre-EIDE meaning: block marked bad */ 51 #define ICRC_ERR 0x80 /* new meaning: CRC error during transfer */ 52 53 /* Bits of HD_NSECTOR */ 54 #define CD 0x01 55 #define IO 0x02 56 #define REL 0x04 57 #define TAG_MASK 0xf8 58 59 #define IDE_CMD_RESET 0x04 60 #define IDE_CMD_DISABLE_IRQ 0x02 61 62 /* ACS-2 T13/2015-D Table B.2 Command codes */ 63 #define WIN_NOP 0x00 64 /* reserved 0x01..0x02 */ 65 #define CFA_REQ_EXT_ERROR_CODE 0x03 /* CFA Request Extended Error Code */ 66 /* reserved 0x04..0x05 */ 67 #define WIN_DSM 0x06 68 /* reserved 0x07 */ 69 #define WIN_DEVICE_RESET 0x08 70 /* reserved 0x09..0x0a */ 71 /* REQUEST SENSE DATA EXT 0x0B */ 72 /* reserved 0x0C..0x0F */ 73 #define WIN_RECAL 0x10 /* obsolete since ATA4 */ 74 /* obsolete since ATA3, retired in ATA4 0x11..0x1F */ 75 #define WIN_READ 0x20 /* 28-Bit */ 76 #define WIN_READ_ONCE 0x21 /* 28-Bit w/o retries, obsolete since ATA5 */ 77 /* obsolete since ATA4 0x22..0x23 */ 78 #define WIN_READ_EXT 0x24 /* 48-Bit */ 79 #define WIN_READDMA_EXT 0x25 /* 48-Bit */ 80 #define WIN_READDMA_QUEUED_EXT 0x26 /* 48-Bit, obsolete since ACS2 */ 81 #define WIN_READ_NATIVE_MAX_EXT 0x27 /* 48-Bit */ 82 /* reserved 0x28 */ 83 #define WIN_MULTREAD_EXT 0x29 /* 48-Bit */ 84 /* READ STREAM DMA EXT 0x2A */ 85 /* READ STREAM EXT 0x2B */ 86 /* reserved 0x2C..0x2E */ 87 /* READ LOG EXT 0x2F */ 88 #define WIN_WRITE 0x30 /* 28-Bit */ 89 #define WIN_WRITE_ONCE 0x31 /* 28-Bit w/o retries, obsolete since ATA5 */ 90 /* obsolete since ATA4 0x32..0x33 */ 91 #define WIN_WRITE_EXT 0x34 /* 48-Bit */ 92 #define WIN_WRITEDMA_EXT 0x35 /* 48-Bit */ 93 #define WIN_WRITEDMA_QUEUED_EXT 0x36 /* 48-Bit */ 94 #define WIN_SET_MAX_EXT 0x37 /* 48-Bit, obsolete since ACS2 */ 95 #define WIN_SET_MAX_EXT 0x37 /* 48-Bit */ 96 #define CFA_WRITE_SECT_WO_ERASE 0x38 /* CFA Write Sectors without erase */ 97 #define WIN_MULTWRITE_EXT 0x39 /* 48-Bit */ 98 /* WRITE STREAM DMA EXT 0x3A */ 99 /* WRITE STREAM EXT 0x3B */ 100 #define WIN_WRITE_VERIFY 0x3C /* 28-Bit, obsolete since ATA4 */ 101 /* WRITE DMA FUA EXT 0x3D */ 102 /* obsolete since ACS2 0x3E */ 103 /* WRITE LOG EXT 0x3F */ 104 #define WIN_VERIFY 0x40 /* 28-Bit - Read Verify Sectors */ 105 #define WIN_VERIFY_ONCE 0x41 /* 28-Bit - w/o retries, obsolete since ATA5 */ 106 #define WIN_VERIFY_EXT 0x42 /* 48-Bit */ 107 /* reserved 0x43..0x44 */ 108 /* WRITE UNCORRECTABLE EXT 0x45 */ 109 /* reserved 0x46 */ 110 /* READ LOG DMA EXT 0x47 */ 111 /* reserved 0x48..0x4F */ 112 /* obsolete since ATA4 0x50 */ 113 /* CONFIGURE STREAM 0x51 */ 114 /* reserved 0x52..0x56 */ 115 /* WRITE LOG DMA EXT 0x57 */ 116 /* reserved 0x58..0x5A */ 117 /* TRUSTED NON DATA 0x5B */ 118 /* TRUSTED RECEIVE 0x5C */ 119 /* TRUSTED RECEIVE DMA 0x5D */ 120 /* TRUSTED SEND 0x5E */ 121 /* TRUSTED SEND DMA 0x5F */ 122 /* READ FPDMA QUEUED 0x60 */ 123 /* WRITE FPDMA QUEUED 0x61 */ 124 /* reserved 0x62->0x6F */ 125 #define WIN_SEEK 0x70 /* obsolete since ATA7 */ 126 /* reserved 0x71-0x7F */ 127 /* vendor specific 0x80-0x86 */ 128 #define CFA_TRANSLATE_SECTOR 0x87 /* CFA Translate Sector */ 129 /* vendor specific 0x88-0x8F */ 130 #define WIN_DIAGNOSE 0x90 131 #define WIN_SPECIFY 0x91 /* set drive geometry translation, obsolete since ATA6 */ 132 #define WIN_DOWNLOAD_MICROCODE 0x92 133 /* DOWNLOAD MICROCODE DMA 0x93 */ 134 #define WIN_STANDBYNOW2 0x94 /* retired in ATA4 */ 135 #define WIN_IDLEIMMEDIATE2 0x95 /* force drive to become "ready", retired in ATA4 */ 136 #define WIN_STANDBY2 0x96 /* retired in ATA4 */ 137 #define WIN_SETIDLE2 0x97 /* retired in ATA4 */ 138 #define WIN_CHECKPOWERMODE2 0x98 /* retired in ATA4 */ 139 #define WIN_SLEEPNOW2 0x99 /* retired in ATA4 */ 140 /* vendor specific 0x9A */ 141 /* reserved 0x9B..0x9F */ 142 #define WIN_PACKETCMD 0xA0 /* Send a packet command. */ 143 #define WIN_PIDENTIFY 0xA1 /* identify ATAPI device */ 144 #define WIN_QUEUED_SERVICE 0xA2 /* obsolete since ACS2 */ 145 /* reserved 0xA3..0xAF */ 146 #define WIN_SMART 0xB0 /* self-monitoring and reporting */ 147 /* Device Configuration Overlay 0xB1 */ 148 /* reserved 0xB2..0xB3 */ 149 /* Sanitize Device 0xB4 */ 150 /* reserved 0xB5 */ 151 /* NV Cache 0xB6 */ 152 /* reserved for CFA 0xB7..0xBB */ 153 #define CFA_ACCESS_METADATA_STORAGE 0xB8 154 /* reserved 0xBC..0xBF */ 155 #define CFA_ERASE_SECTORS 0xC0 /* microdrives implement as NOP */ 156 /* vendor specific 0xC1..0xC3 */ 157 #define WIN_MULTREAD 0xC4 /* read sectors using multiple mode*/ 158 #define WIN_MULTWRITE 0xC5 /* write sectors using multiple mode */ 159 #define WIN_SETMULT 0xC6 /* enable/disable multiple mode */ 160 #define WIN_READDMA_QUEUED 0xC7 /* read sectors using Queued DMA transfers, obsolete since ACS2 */ 161 #define WIN_READDMA 0xC8 /* read sectors using DMA transfers */ 162 #define WIN_READDMA_ONCE 0xC9 /* 28-Bit - w/o retries, obsolete since ATA5 */ 163 #define WIN_WRITEDMA 0xCA /* write sectors using DMA transfers */ 164 #define WIN_WRITEDMA_ONCE 0xCB /* 28-Bit - w/o retries, obsolete since ATA5 */ 165 #define WIN_WRITEDMA_QUEUED 0xCC /* write sectors using Queued DMA transfers, obsolete since ACS2 */ 166 #define CFA_WRITE_MULTI_WO_ERASE 0xCD /* CFA Write multiple without erase */ 167 /* WRITE MULTIPLE FUA EXT 0xCE */ 168 /* reserved 0xCF..0xDO */ 169 /* CHECK MEDIA CARD TYPE 0xD1 */ 170 /* reserved for media card pass through 0xD2..0xD4 */ 171 /* reserved 0xD5..0xD9 */ 172 #define WIN_GETMEDIASTATUS 0xDA /* obsolete since ATA8 */ 173 /* obsolete since ATA3, retired in ATA4 0xDB..0xDD */ 174 #define WIN_DOORLOCK 0xDE /* lock door on removable drives, obsolete since ATA8 */ 175 #define WIN_DOORUNLOCK 0xDF /* unlock door on removable drives, obsolete since ATA8 */ 176 #define WIN_STANDBYNOW1 0xE0 177 #define WIN_IDLEIMMEDIATE 0xE1 /* force drive to become "ready" */ 178 #define WIN_STANDBY 0xE2 /* Set device in Standby Mode */ 179 #define WIN_SETIDLE1 0xE3 180 #define WIN_READ_BUFFER 0xE4 /* force read only 1 sector */ 181 #define WIN_CHECKPOWERMODE1 0xE5 182 #define WIN_SLEEPNOW1 0xE6 183 #define WIN_FLUSH_CACHE 0xE7 184 #define WIN_WRITE_BUFFER 0xE8 /* force write only 1 sector */ 185 /* READ BUFFER DMA 0xE9 */ 186 #define WIN_FLUSH_CACHE_EXT 0xEA /* 48-Bit */ 187 /* WRITE BUFFER DMA 0xEB */ 188 #define WIN_IDENTIFY 0xEC /* ask drive to identify itself */ 189 #define WIN_MEDIAEJECT 0xED /* obsolete since ATA8 */ 190 /* obsolete since ATA4 0xEE */ 191 #define WIN_SETFEATURES 0xEF /* set special drive features */ 192 #define IBM_SENSE_CONDITION 0xF0 /* measure disk temperature, vendor specific */ 193 #define WIN_SECURITY_SET_PASS 0xF1 194 #define WIN_SECURITY_UNLOCK 0xF2 195 #define WIN_SECURITY_ERASE_PREPARE 0xF3 196 #define WIN_SECURITY_ERASE_UNIT 0xF4 197 #define WIN_SECURITY_FREEZE_LOCK 0xF5 198 #define CFA_WEAR_LEVEL 0xF5 /* microdrives implement as NOP; not specified in T13! */ 199 #define WIN_SECURITY_DISABLE 0xF6 200 /* vendor specific 0xF7 */ 201 #define WIN_READ_NATIVE_MAX 0xF8 /* return the native maximum address */ 202 #define WIN_SET_MAX 0xF9 203 /* vendor specific 0xFA..0xFF */ 204 205 /* set to 1 set disable mult support */ 206 #define MAX_MULT_SECTORS 16 207 208 #define IDE_DMA_BUF_SECTORS 256 209 210 /* feature values for Data Set Management */ 211 #define DSM_TRIM 0x01 212 213 #if (IDE_DMA_BUF_SECTORS < MAX_MULT_SECTORS) 214 #error "IDE_DMA_BUF_SECTORS must be bigger or equal to MAX_MULT_SECTORS" 215 #endif 216 217 /* ATAPI defines */ 218 219 #define ATAPI_PACKET_SIZE 12 220 221 /* The generic packet command opcodes for CD/DVD Logical Units, 222 * From Table 57 of the SFF8090 Ver. 3 (Mt. Fuji) draft standard. */ 223 #define GPCMD_BLANK 0xa1 224 #define GPCMD_CLOSE_TRACK 0x5b 225 #define GPCMD_FLUSH_CACHE 0x35 226 #define GPCMD_FORMAT_UNIT 0x04 227 #define GPCMD_GET_CONFIGURATION 0x46 228 #define GPCMD_GET_EVENT_STATUS_NOTIFICATION 0x4a 229 #define GPCMD_GET_PERFORMANCE 0xac 230 #define GPCMD_INQUIRY 0x12 231 #define GPCMD_LOAD_UNLOAD 0xa6 232 #define GPCMD_MECHANISM_STATUS 0xbd 233 #define GPCMD_MODE_SELECT_10 0x55 234 #define GPCMD_MODE_SENSE_10 0x5a 235 #define GPCMD_PAUSE_RESUME 0x4b 236 #define GPCMD_PLAY_AUDIO_10 0x45 237 #define GPCMD_PLAY_AUDIO_MSF 0x47 238 #define GPCMD_PLAY_AUDIO_TI 0x48 239 #define GPCMD_PLAY_CD 0xbc 240 #define GPCMD_PREVENT_ALLOW_MEDIUM_REMOVAL 0x1e 241 #define GPCMD_READ_10 0x28 242 #define GPCMD_READ_12 0xa8 243 #define GPCMD_READ_CDVD_CAPACITY 0x25 244 #define GPCMD_READ_CD 0xbe 245 #define GPCMD_READ_CD_MSF 0xb9 246 #define GPCMD_READ_DISC_INFO 0x51 247 #define GPCMD_READ_DVD_STRUCTURE 0xad 248 #define GPCMD_READ_FORMAT_CAPACITIES 0x23 249 #define GPCMD_READ_HEADER 0x44 250 #define GPCMD_READ_TRACK_RZONE_INFO 0x52 251 #define GPCMD_READ_SUBCHANNEL 0x42 252 #define GPCMD_READ_TOC_PMA_ATIP 0x43 253 #define GPCMD_REPAIR_RZONE_TRACK 0x58 254 #define GPCMD_REPORT_KEY 0xa4 255 #define GPCMD_REQUEST_SENSE 0x03 256 #define GPCMD_RESERVE_RZONE_TRACK 0x53 257 #define GPCMD_SCAN 0xba 258 #define GPCMD_SEEK 0x2b 259 #define GPCMD_SEND_DVD_STRUCTURE 0xad 260 #define GPCMD_SEND_EVENT 0xa2 261 #define GPCMD_SEND_KEY 0xa3 262 #define GPCMD_SEND_OPC 0x54 263 #define GPCMD_SET_READ_AHEAD 0xa7 264 #define GPCMD_SET_STREAMING 0xb6 265 #define GPCMD_START_STOP_UNIT 0x1b 266 #define GPCMD_STOP_PLAY_SCAN 0x4e 267 #define GPCMD_TEST_UNIT_READY 0x00 268 #define GPCMD_VERIFY_10 0x2f 269 #define GPCMD_WRITE_10 0x2a 270 #define GPCMD_WRITE_AND_VERIFY_10 0x2e 271 /* This is listed as optional in ATAPI 2.6, but is (curiously) 272 * missing from Mt. Fuji, Table 57. It _is_ mentioned in Mt. Fuji 273 * Table 377 as an MMC command for SCSi devices though... Most ATAPI 274 * drives support it. */ 275 #define GPCMD_SET_SPEED 0xbb 276 /* This seems to be a SCSI specific CD-ROM opcode 277 * to play data at track/index */ 278 #define GPCMD_PLAYAUDIO_TI 0x48 279 /* 280 * From MS Media Status Notification Support Specification. For 281 * older drives only. 282 */ 283 #define GPCMD_GET_MEDIA_STATUS 0xda 284 #define GPCMD_MODE_SENSE_6 0x1a 285 286 #define ATAPI_INT_REASON_CD 0x01 /* 0 = data transfer */ 287 #define ATAPI_INT_REASON_IO 0x02 /* 1 = transfer to the host */ 288 #define ATAPI_INT_REASON_REL 0x04 289 #define ATAPI_INT_REASON_TAG 0xf8 290 291 /* same constants as bochs */ 292 #define ASC_NO_SEEK_COMPLETE 0x02 293 #define ASC_ILLEGAL_OPCODE 0x20 294 #define ASC_LOGICAL_BLOCK_OOR 0x21 295 #define ASC_INV_FIELD_IN_CMD_PACKET 0x24 296 #define ASC_MEDIUM_MAY_HAVE_CHANGED 0x28 297 #define ASC_INCOMPATIBLE_FORMAT 0x30 298 #define ASC_MEDIUM_NOT_PRESENT 0x3a 299 #define ASC_SAVING_PARAMETERS_NOT_SUPPORTED 0x39 300 #define ASC_DATA_PHASE_ERROR 0x4b 301 #define ASC_MEDIA_REMOVAL_PREVENTED 0x53 302 303 #define CFA_NO_ERROR 0x00 304 #define CFA_MISC_ERROR 0x09 305 #define CFA_INVALID_COMMAND 0x20 306 #define CFA_INVALID_ADDRESS 0x21 307 #define CFA_ADDRESS_OVERFLOW 0x2f 308 309 #define SMART_READ_DATA 0xd0 310 #define SMART_READ_THRESH 0xd1 311 #define SMART_ATTR_AUTOSAVE 0xd2 312 #define SMART_SAVE_ATTR 0xd3 313 #define SMART_EXECUTE_OFFLINE 0xd4 314 #define SMART_READ_LOG 0xd5 315 #define SMART_WRITE_LOG 0xd6 316 #define SMART_ENABLE 0xd8 317 #define SMART_DISABLE 0xd9 318 #define SMART_STATUS 0xda 319 320 typedef enum { IDE_HD, IDE_CD, IDE_CFATA } IDEDriveKind; 321 322 typedef void EndTransferFunc(IDEState *); 323 324 typedef void DMAStartFunc(IDEDMA *, IDEState *, BlockCompletionFunc *); 325 typedef void DMAVoidFunc(IDEDMA *); 326 typedef int DMAIntFunc(IDEDMA *, int); 327 typedef int32_t DMAInt32Func(IDEDMA *, int); 328 typedef void DMAu32Func(IDEDMA *, uint32_t); 329 typedef void DMAStopFunc(IDEDMA *, bool); 330 typedef void DMARestartFunc(void *, int, RunState); 331 332 struct unreported_events { 333 bool eject_request; 334 bool new_media; 335 }; 336 337 enum ide_dma_cmd { 338 IDE_DMA_READ, 339 IDE_DMA_WRITE, 340 IDE_DMA_TRIM, 341 }; 342 343 #define ide_cmd_is_read(s) \ 344 ((s)->dma_cmd == IDE_DMA_READ) 345 346 /* NOTE: IDEState represents in fact one drive */ 347 struct IDEState { 348 IDEBus *bus; 349 uint8_t unit; 350 /* ide config */ 351 IDEDriveKind drive_kind; 352 int cylinders, heads, sectors, chs_trans; 353 int64_t nb_sectors; 354 int mult_sectors; 355 int identify_set; 356 uint8_t identify_data[512]; 357 int drive_serial; 358 char drive_serial_str[21]; 359 char drive_model_str[41]; 360 uint64_t wwn; 361 /* ide regs */ 362 uint8_t feature; 363 uint8_t error; 364 uint32_t nsector; 365 uint8_t sector; 366 uint8_t lcyl; 367 uint8_t hcyl; 368 /* other part of tf for lba48 support */ 369 uint8_t hob_feature; 370 uint8_t hob_nsector; 371 uint8_t hob_sector; 372 uint8_t hob_lcyl; 373 uint8_t hob_hcyl; 374 375 uint8_t select; 376 uint8_t status; 377 378 /* set for lba48 access */ 379 uint8_t lba48; 380 BlockBackend *blk; 381 char version[9]; 382 /* ATAPI specific */ 383 struct unreported_events events; 384 uint8_t sense_key; 385 uint8_t asc; 386 bool tray_open; 387 bool tray_locked; 388 uint8_t cdrom_changed; 389 int packet_transfer_size; 390 int elementary_transfer_size; 391 int32_t io_buffer_index; 392 int lba; 393 int cd_sector_size; 394 int atapi_dma; /* true if dma is requested for the packet cmd */ 395 BlockAcctCookie acct; 396 BlockAIOCB *pio_aiocb; 397 struct iovec iov; 398 QEMUIOVector qiov; 399 /* ATA DMA state */ 400 int32_t io_buffer_offset; 401 int32_t io_buffer_size; 402 QEMUSGList sg; 403 /* PIO transfer handling */ 404 int req_nb_sectors; /* number of sectors per interrupt */ 405 EndTransferFunc *end_transfer_func; 406 uint8_t *data_ptr; 407 uint8_t *data_end; 408 uint8_t *io_buffer; 409 /* PIO save/restore */ 410 int32_t io_buffer_total_len; 411 int32_t cur_io_buffer_offset; 412 int32_t cur_io_buffer_len; 413 uint8_t end_transfer_fn_idx; 414 QEMUTimer *sector_write_timer; /* only used for win2k install hack */ 415 uint32_t irq_count; /* counts IRQs when using win2k install hack */ 416 /* CF-ATA extended error */ 417 uint8_t ext_error; 418 /* CF-ATA metadata storage */ 419 uint32_t mdata_size; 420 uint8_t *mdata_storage; 421 int media_changed; 422 enum ide_dma_cmd dma_cmd; 423 /* SMART */ 424 uint8_t smart_enabled; 425 uint8_t smart_autosave; 426 int smart_errors; 427 uint8_t smart_selftest_count; 428 uint8_t *smart_selftest_data; 429 /* AHCI */ 430 int ncq_queues; 431 }; 432 433 struct IDEDMAOps { 434 DMAStartFunc *start_dma; 435 DMAVoidFunc *start_transfer; 436 DMAInt32Func *prepare_buf; 437 DMAu32Func *commit_buf; 438 DMAIntFunc *rw_buf; 439 DMAIntFunc *set_unit; 440 DMAVoidFunc *restart_dma; 441 DMAStopFunc *set_inactive; 442 DMAVoidFunc *cmd_done; 443 DMARestartFunc *restart_cb; 444 DMAVoidFunc *reset; 445 }; 446 447 struct IDEDMA { 448 const struct IDEDMAOps *ops; 449 struct iovec iov; 450 QEMUIOVector qiov; 451 BlockAIOCB *aiocb; 452 }; 453 454 struct IDEBus { 455 BusState qbus; 456 IDEDevice *master; 457 IDEDevice *slave; 458 IDEState ifs[2]; 459 QEMUBH *bh; 460 461 int bus_id; 462 int max_units; 463 IDEDMA *dma; 464 uint8_t unit; 465 uint8_t cmd; 466 qemu_irq irq; 467 468 int error_status; 469 }; 470 471 #define TYPE_IDE_DEVICE "ide-device" 472 #define IDE_DEVICE(obj) \ 473 OBJECT_CHECK(IDEDevice, (obj), TYPE_IDE_DEVICE) 474 #define IDE_DEVICE_CLASS(klass) \ 475 OBJECT_CLASS_CHECK(IDEDeviceClass, (klass), TYPE_IDE_DEVICE) 476 #define IDE_DEVICE_GET_CLASS(obj) \ 477 OBJECT_GET_CLASS(IDEDeviceClass, (obj), TYPE_IDE_DEVICE) 478 479 typedef struct IDEDeviceClass { 480 DeviceClass parent_class; 481 int (*init)(IDEDevice *dev); 482 } IDEDeviceClass; 483 484 struct IDEDevice { 485 DeviceState qdev; 486 uint32_t unit; 487 BlockConf conf; 488 int chs_trans; 489 char *version; 490 char *serial; 491 char *model; 492 uint64_t wwn; 493 }; 494 495 /* These are used for the error_status field of IDEBus */ 496 #define IDE_RETRY_DMA 0x08 497 #define IDE_RETRY_PIO 0x10 498 #define IDE_RETRY_READ 0x20 499 #define IDE_RETRY_FLUSH 0x40 500 #define IDE_RETRY_TRIM 0x80 501 502 static inline IDEState *idebus_active_if(IDEBus *bus) 503 { 504 return bus->ifs + bus->unit; 505 } 506 507 static inline void ide_set_irq(IDEBus *bus) 508 { 509 if (!(bus->cmd & IDE_CMD_DISABLE_IRQ)) { 510 qemu_irq_raise(bus->irq); 511 } 512 } 513 514 /* hw/ide/core.c */ 515 extern const VMStateDescription vmstate_ide_bus; 516 517 #define VMSTATE_IDE_BUS(_field, _state) \ 518 VMSTATE_STRUCT(_field, _state, 1, vmstate_ide_bus, IDEBus) 519 520 #define VMSTATE_IDE_BUS_ARRAY(_field, _state, _num) \ 521 VMSTATE_STRUCT_ARRAY(_field, _state, _num, 1, vmstate_ide_bus, IDEBus) 522 523 extern const VMStateDescription vmstate_ide_drive; 524 525 #define VMSTATE_IDE_DRIVES(_field, _state) \ 526 VMSTATE_STRUCT_ARRAY(_field, _state, 2, 3, vmstate_ide_drive, IDEState) 527 528 void ide_bus_reset(IDEBus *bus); 529 int64_t ide_get_sector(IDEState *s); 530 void ide_set_sector(IDEState *s, int64_t sector_num); 531 532 void ide_start_dma(IDEState *s, BlockCompletionFunc *cb); 533 void ide_dma_error(IDEState *s); 534 535 void ide_atapi_cmd_ok(IDEState *s); 536 void ide_atapi_cmd_error(IDEState *s, int sense_key, int asc); 537 void ide_atapi_dma_restart(IDEState *s); 538 void ide_atapi_io_error(IDEState *s, int ret); 539 540 void ide_ioport_write(void *opaque, uint32_t addr, uint32_t val); 541 uint32_t ide_ioport_read(void *opaque, uint32_t addr1); 542 uint32_t ide_status_read(void *opaque, uint32_t addr); 543 void ide_cmd_write(void *opaque, uint32_t addr, uint32_t val); 544 void ide_data_writew(void *opaque, uint32_t addr, uint32_t val); 545 uint32_t ide_data_readw(void *opaque, uint32_t addr); 546 void ide_data_writel(void *opaque, uint32_t addr, uint32_t val); 547 uint32_t ide_data_readl(void *opaque, uint32_t addr); 548 549 int ide_init_drive(IDEState *s, BlockBackend *blk, IDEDriveKind kind, 550 const char *version, const char *serial, const char *model, 551 uint64_t wwn, 552 uint32_t cylinders, uint32_t heads, uint32_t secs, 553 int chs_trans); 554 void ide_init2(IDEBus *bus, qemu_irq irq); 555 void ide_init_ioport(IDEBus *bus, ISADevice *isa, int iobase, int iobase2); 556 void ide_register_restart_cb(IDEBus *bus); 557 558 void ide_exec_cmd(IDEBus *bus, uint32_t val); 559 void ide_dma_cb(void *opaque, int ret); 560 void ide_sector_write(IDEState *s); 561 void ide_sector_read(IDEState *s); 562 void ide_flush_cache(IDEState *s); 563 564 void ide_transfer_start(IDEState *s, uint8_t *buf, int size, 565 EndTransferFunc *end_transfer_func); 566 void ide_transfer_stop(IDEState *s); 567 void ide_set_inactive(IDEState *s, bool more); 568 BlockAIOCB *ide_issue_trim(BlockBackend *blk, 569 int64_t sector_num, QEMUIOVector *qiov, int nb_sectors, 570 BlockCompletionFunc *cb, void *opaque); 571 572 /* hw/ide/atapi.c */ 573 void ide_atapi_cmd(IDEState *s); 574 void ide_atapi_cmd_reply_end(IDEState *s); 575 576 /* hw/ide/qdev.c */ 577 void ide_bus_new(IDEBus *idebus, size_t idebus_size, DeviceState *dev, 578 int bus_id, int max_units); 579 IDEDevice *ide_create_drive(IDEBus *bus, int unit, DriveInfo *drive); 580 581 #endif /* HW_IDE_INTERNAL_H */ 582