diff options
Diffstat (limited to 'qemu/hw/ide/internal.h')
| -rw-r--r-- | qemu/hw/ide/internal.h | 583 |
1 files changed, 583 insertions, 0 deletions
diff --git a/qemu/hw/ide/internal.h b/qemu/hw/ide/internal.h new file mode 100644 index 000000000..30fdcbc5f --- /dev/null +++ b/qemu/hw/ide/internal.h @@ -0,0 +1,583 @@ +#ifndef HW_IDE_INTERNAL_H +#define HW_IDE_INTERNAL_H + +/* + * QEMU IDE Emulation -- internal header file + * only files in hw/ide/ are supposed to include this file. + * non-internal declarations are in hw/ide.h + */ +#include <hw/ide.h> +#include <hw/isa/isa.h> +#include "sysemu/dma.h" +#include "sysemu/sysemu.h" +#include "hw/block/block.h" +#include "block/scsi.h" + +/* debug IDE devices */ +//#define DEBUG_IDE +//#define DEBUG_IDE_ATAPI +//#define DEBUG_AIO +#define USE_DMA_CDROM + +typedef struct IDEBus IDEBus; +typedef struct IDEDevice IDEDevice; +typedef struct IDEState IDEState; +typedef struct IDEDMA IDEDMA; +typedef struct IDEDMAOps IDEDMAOps; + +#define TYPE_IDE_BUS "IDE" +#define IDE_BUS(obj) OBJECT_CHECK(IDEBus, (obj), TYPE_IDE_BUS) + +/* Bits of HD_STATUS */ +#define ERR_STAT 0x01 +#define INDEX_STAT 0x02 +#define ECC_STAT 0x04 /* Corrected error */ +#define DRQ_STAT 0x08 +#define SEEK_STAT 0x10 +#define SRV_STAT 0x10 +#define WRERR_STAT 0x20 +#define READY_STAT 0x40 +#define BUSY_STAT 0x80 + +/* Bits for HD_ERROR */ +#define MARK_ERR 0x01 /* Bad address mark */ +#define TRK0_ERR 0x02 /* couldn't find track 0 */ +#define ABRT_ERR 0x04 /* Command aborted */ +#define MCR_ERR 0x08 /* media change request */ +#define ID_ERR 0x10 /* ID field not found */ +#define MC_ERR 0x20 /* media changed */ +#define ECC_ERR 0x40 /* Uncorrectable ECC error */ +#define BBD_ERR 0x80 /* pre-EIDE meaning: block marked bad */ +#define ICRC_ERR 0x80 /* new meaning: CRC error during transfer */ + +/* Bits of HD_NSECTOR */ +#define CD 0x01 +#define IO 0x02 +#define REL 0x04 +#define TAG_MASK 0xf8 + +#define IDE_CMD_RESET 0x04 +#define IDE_CMD_DISABLE_IRQ 0x02 + +/* ACS-2 T13/2015-D Table B.2 Command codes */ +#define WIN_NOP 0x00 +/* reserved 0x01..0x02 */ +#define CFA_REQ_EXT_ERROR_CODE 0x03 /* CFA Request Extended Error Code */ +/* reserved 0x04..0x05 */ +#define WIN_DSM 0x06 +/* reserved 0x07 */ +#define WIN_DEVICE_RESET 0x08 +/* reserved 0x09..0x0a */ +/* REQUEST SENSE DATA EXT 0x0B */ +/* reserved 0x0C..0x0F */ +#define WIN_RECAL 0x10 /* obsolete since ATA4 */ +/* obsolete since ATA3, retired in ATA4 0x11..0x1F */ +#define WIN_READ 0x20 /* 28-Bit */ +#define WIN_READ_ONCE 0x21 /* 28-Bit w/o retries, obsolete since ATA5 */ +/* obsolete since ATA4 0x22..0x23 */ +#define WIN_READ_EXT 0x24 /* 48-Bit */ +#define WIN_READDMA_EXT 0x25 /* 48-Bit */ +#define WIN_READDMA_QUEUED_EXT 0x26 /* 48-Bit, obsolete since ACS2 */ +#define WIN_READ_NATIVE_MAX_EXT 0x27 /* 48-Bit */ +/* reserved 0x28 */ +#define WIN_MULTREAD_EXT 0x29 /* 48-Bit */ +/* READ STREAM DMA EXT 0x2A */ +/* READ STREAM EXT 0x2B */ +/* reserved 0x2C..0x2E */ +/* READ LOG EXT 0x2F */ +#define WIN_WRITE 0x30 /* 28-Bit */ +#define WIN_WRITE_ONCE 0x31 /* 28-Bit w/o retries, obsolete since ATA5 */ +/* obsolete since ATA4 0x32..0x33 */ +#define WIN_WRITE_EXT 0x34 /* 48-Bit */ +#define WIN_WRITEDMA_EXT 0x35 /* 48-Bit */ +#define WIN_WRITEDMA_QUEUED_EXT 0x36 /* 48-Bit */ +#define WIN_SET_MAX_EXT 0x37 /* 48-Bit, obsolete since ACS2 */ +#define WIN_SET_MAX_EXT 0x37 /* 48-Bit */ +#define CFA_WRITE_SECT_WO_ERASE 0x38 /* CFA Write Sectors without erase */ +#define WIN_MULTWRITE_EXT 0x39 /* 48-Bit */ +/* WRITE STREAM DMA EXT 0x3A */ +/* WRITE STREAM EXT 0x3B */ +#define WIN_WRITE_VERIFY 0x3C /* 28-Bit, obsolete since ATA4 */ +/* WRITE DMA FUA EXT 0x3D */ +/* obsolete since ACS2 0x3E */ +/* WRITE LOG EXT 0x3F */ +#define WIN_VERIFY 0x40 /* 28-Bit - Read Verify Sectors */ +#define WIN_VERIFY_ONCE 0x41 /* 28-Bit - w/o retries, obsolete since ATA5 */ +#define WIN_VERIFY_EXT 0x42 /* 48-Bit */ +/* reserved 0x43..0x44 */ +/* WRITE UNCORRECTABLE EXT 0x45 */ +/* reserved 0x46 */ +/* READ LOG DMA EXT 0x47 */ +/* reserved 0x48..0x4F */ +/* obsolete since ATA4 0x50 */ +/* CONFIGURE STREAM 0x51 */ +/* reserved 0x52..0x56 */ +/* WRITE LOG DMA EXT 0x57 */ +/* reserved 0x58..0x5A */ +/* TRUSTED NON DATA 0x5B */ +/* TRUSTED RECEIVE 0x5C */ +/* TRUSTED RECEIVE DMA 0x5D */ +/* TRUSTED SEND 0x5E */ +/* TRUSTED SEND DMA 0x5F */ +/* READ FPDMA QUEUED 0x60 */ +/* WRITE FPDMA QUEUED 0x61 */ +/* reserved 0x62->0x6F */ +#define WIN_SEEK 0x70 /* obsolete since ATA7 */ +/* reserved 0x71-0x7F */ +/* vendor specific 0x80-0x86 */ +#define CFA_TRANSLATE_SECTOR 0x87 /* CFA Translate Sector */ +/* vendor specific 0x88-0x8F */ +#define WIN_DIAGNOSE 0x90 +#define WIN_SPECIFY 0x91 /* set drive geometry translation, obsolete since ATA6 */ +#define WIN_DOWNLOAD_MICROCODE 0x92 +/* DOWNLOAD MICROCODE DMA 0x93 */ +#define WIN_STANDBYNOW2 0x94 /* retired in ATA4 */ +#define WIN_IDLEIMMEDIATE2 0x95 /* force drive to become "ready", retired in ATA4 */ +#define WIN_STANDBY2 0x96 /* retired in ATA4 */ +#define WIN_SETIDLE2 0x97 /* retired in ATA4 */ +#define WIN_CHECKPOWERMODE2 0x98 /* retired in ATA4 */ +#define WIN_SLEEPNOW2 0x99 /* retired in ATA4 */ +/* vendor specific 0x9A */ +/* reserved 0x9B..0x9F */ +#define WIN_PACKETCMD 0xA0 /* Send a packet command. */ +#define WIN_PIDENTIFY 0xA1 /* identify ATAPI device */ +#define WIN_QUEUED_SERVICE 0xA2 /* obsolete since ACS2 */ +/* reserved 0xA3..0xAF */ +#define WIN_SMART 0xB0 /* self-monitoring and reporting */ +/* Device Configuration Overlay 0xB1 */ +/* reserved 0xB2..0xB3 */ +/* Sanitize Device 0xB4 */ +/* reserved 0xB5 */ +/* NV Cache 0xB6 */ +/* reserved for CFA 0xB7..0xBB */ +#define CFA_ACCESS_METADATA_STORAGE 0xB8 +/* reserved 0xBC..0xBF */ +#define CFA_ERASE_SECTORS 0xC0 /* microdrives implement as NOP */ +/* vendor specific 0xC1..0xC3 */ +#define WIN_MULTREAD 0xC4 /* read sectors using multiple mode*/ +#define WIN_MULTWRITE 0xC5 /* write sectors using multiple mode */ +#define WIN_SETMULT 0xC6 /* enable/disable multiple mode */ +#define WIN_READDMA_QUEUED 0xC7 /* read sectors using Queued DMA transfers, obsolete since ACS2 */ +#define WIN_READDMA 0xC8 /* read sectors using DMA transfers */ +#define WIN_READDMA_ONCE 0xC9 /* 28-Bit - w/o retries, obsolete since ATA5 */ +#define WIN_WRITEDMA 0xCA /* write sectors using DMA transfers */ +#define WIN_WRITEDMA_ONCE 0xCB /* 28-Bit - w/o retries, obsolete since ATA5 */ +#define WIN_WRITEDMA_QUEUED 0xCC /* write sectors using Queued DMA transfers, obsolete since ACS2 */ +#define CFA_WRITE_MULTI_WO_ERASE 0xCD /* CFA Write multiple without erase */ +/* WRITE MULTIPLE FUA EXT 0xCE */ +/* reserved 0xCF..0xDO */ +/* CHECK MEDIA CARD TYPE 0xD1 */ +/* reserved for media card pass through 0xD2..0xD4 */ +/* reserved 0xD5..0xD9 */ +#define WIN_GETMEDIASTATUS 0xDA /* obsolete since ATA8 */ +/* obsolete since ATA3, retired in ATA4 0xDB..0xDD */ +#define WIN_DOORLOCK 0xDE /* lock door on removable drives, obsolete since ATA8 */ +#define WIN_DOORUNLOCK 0xDF /* unlock door on removable drives, obsolete since ATA8 */ +#define WIN_STANDBYNOW1 0xE0 +#define WIN_IDLEIMMEDIATE 0xE1 /* force drive to become "ready" */ +#define WIN_STANDBY 0xE2 /* Set device in Standby Mode */ +#define WIN_SETIDLE1 0xE3 +#define WIN_READ_BUFFER 0xE4 /* force read only 1 sector */ +#define WIN_CHECKPOWERMODE1 0xE5 +#define WIN_SLEEPNOW1 0xE6 +#define WIN_FLUSH_CACHE 0xE7 +#define WIN_WRITE_BUFFER 0xE8 /* force write only 1 sector */ +/* READ BUFFER DMA 0xE9 */ +#define WIN_FLUSH_CACHE_EXT 0xEA /* 48-Bit */ +/* WRITE BUFFER DMA 0xEB */ +#define WIN_IDENTIFY 0xEC /* ask drive to identify itself */ +#define WIN_MEDIAEJECT 0xED /* obsolete since ATA8 */ +/* obsolete since ATA4 0xEE */ +#define WIN_SETFEATURES 0xEF /* set special drive features */ +#define IBM_SENSE_CONDITION 0xF0 /* measure disk temperature, vendor specific */ +#define WIN_SECURITY_SET_PASS 0xF1 +#define WIN_SECURITY_UNLOCK 0xF2 +#define WIN_SECURITY_ERASE_PREPARE 0xF3 +#define WIN_SECURITY_ERASE_UNIT 0xF4 +#define WIN_SECURITY_FREEZE_LOCK 0xF5 +#define CFA_WEAR_LEVEL 0xF5 /* microdrives implement as NOP; not specified in T13! */ +#define WIN_SECURITY_DISABLE 0xF6 +/* vendor specific 0xF7 */ +#define WIN_READ_NATIVE_MAX 0xF8 /* return the native maximum address */ +#define WIN_SET_MAX 0xF9 +/* vendor specific 0xFA..0xFF */ + +/* set to 1 set disable mult support */ +#define MAX_MULT_SECTORS 16 + +#define IDE_DMA_BUF_SECTORS 256 + +/* feature values for Data Set Management */ +#define DSM_TRIM 0x01 + +#if (IDE_DMA_BUF_SECTORS < MAX_MULT_SECTORS) +#error "IDE_DMA_BUF_SECTORS must be bigger or equal to MAX_MULT_SECTORS" +#endif + +/* ATAPI defines */ + +#define ATAPI_PACKET_SIZE 12 + +/* The generic packet command opcodes for CD/DVD Logical Units, + * From Table 57 of the SFF8090 Ver. 3 (Mt. Fuji) draft standard. */ +#define GPCMD_BLANK 0xa1 +#define GPCMD_CLOSE_TRACK 0x5b +#define GPCMD_FLUSH_CACHE 0x35 +#define GPCMD_FORMAT_UNIT 0x04 +#define GPCMD_GET_CONFIGURATION 0x46 +#define GPCMD_GET_EVENT_STATUS_NOTIFICATION 0x4a +#define GPCMD_GET_PERFORMANCE 0xac +#define GPCMD_INQUIRY 0x12 +#define GPCMD_LOAD_UNLOAD 0xa6 +#define GPCMD_MECHANISM_STATUS 0xbd +#define GPCMD_MODE_SELECT_10 0x55 +#define GPCMD_MODE_SENSE_10 0x5a +#define GPCMD_PAUSE_RESUME 0x4b +#define GPCMD_PLAY_AUDIO_10 0x45 +#define GPCMD_PLAY_AUDIO_MSF 0x47 +#define GPCMD_PLAY_AUDIO_TI 0x48 +#define GPCMD_PLAY_CD 0xbc +#define GPCMD_PREVENT_ALLOW_MEDIUM_REMOVAL 0x1e +#define GPCMD_READ_10 0x28 +#define GPCMD_READ_12 0xa8 +#define GPCMD_READ_CDVD_CAPACITY 0x25 +#define GPCMD_READ_CD 0xbe +#define GPCMD_READ_CD_MSF 0xb9 +#define GPCMD_READ_DISC_INFO 0x51 +#define GPCMD_READ_DVD_STRUCTURE 0xad +#define GPCMD_READ_FORMAT_CAPACITIES 0x23 +#define GPCMD_READ_HEADER 0x44 +#define GPCMD_READ_TRACK_RZONE_INFO 0x52 +#define GPCMD_READ_SUBCHANNEL 0x42 +#define GPCMD_READ_TOC_PMA_ATIP 0x43 +#define GPCMD_REPAIR_RZONE_TRACK 0x58 +#define GPCMD_REPORT_KEY 0xa4 +#define GPCMD_REQUEST_SENSE 0x03 +#define GPCMD_RESERVE_RZONE_TRACK 0x53 +#define GPCMD_SCAN 0xba +#define GPCMD_SEEK 0x2b +#define GPCMD_SEND_DVD_STRUCTURE 0xad +#define GPCMD_SEND_EVENT 0xa2 +#define GPCMD_SEND_KEY 0xa3 +#define GPCMD_SEND_OPC 0x54 +#define GPCMD_SET_READ_AHEAD 0xa7 +#define GPCMD_SET_STREAMING 0xb6 +#define GPCMD_START_STOP_UNIT 0x1b +#define GPCMD_STOP_PLAY_SCAN 0x4e +#define GPCMD_TEST_UNIT_READY 0x00 +#define GPCMD_VERIFY_10 0x2f +#define GPCMD_WRITE_10 0x2a +#define GPCMD_WRITE_AND_VERIFY_10 0x2e +/* This is listed as optional in ATAPI 2.6, but is (curiously) + * missing from Mt. Fuji, Table 57. It _is_ mentioned in Mt. Fuji + * Table 377 as an MMC command for SCSi devices though... Most ATAPI + * drives support it. */ +#define GPCMD_SET_SPEED 0xbb +/* This seems to be a SCSI specific CD-ROM opcode + * to play data at track/index */ +#define GPCMD_PLAYAUDIO_TI 0x48 +/* + * From MS Media Status Notification Support Specification. For + * older drives only. + */ +#define GPCMD_GET_MEDIA_STATUS 0xda +#define GPCMD_MODE_SENSE_6 0x1a + +#define ATAPI_INT_REASON_CD 0x01 /* 0 = data transfer */ +#define ATAPI_INT_REASON_IO 0x02 /* 1 = transfer to the host */ +#define ATAPI_INT_REASON_REL 0x04 +#define ATAPI_INT_REASON_TAG 0xf8 + +/* same constants as bochs */ +#define ASC_NO_SEEK_COMPLETE 0x02 +#define ASC_ILLEGAL_OPCODE 0x20 +#define ASC_LOGICAL_BLOCK_OOR 0x21 +#define ASC_INV_FIELD_IN_CMD_PACKET 0x24 +#define ASC_MEDIUM_MAY_HAVE_CHANGED 0x28 +#define ASC_INCOMPATIBLE_FORMAT 0x30 +#define ASC_MEDIUM_NOT_PRESENT 0x3a +#define ASC_SAVING_PARAMETERS_NOT_SUPPORTED 0x39 +#define ASC_DATA_PHASE_ERROR 0x4b +#define ASC_MEDIA_REMOVAL_PREVENTED 0x53 + +#define CFA_NO_ERROR 0x00 +#define CFA_MISC_ERROR 0x09 +#define CFA_INVALID_COMMAND 0x20 +#define CFA_INVALID_ADDRESS 0x21 +#define CFA_ADDRESS_OVERFLOW 0x2f + +#define SMART_READ_DATA 0xd0 +#define SMART_READ_THRESH 0xd1 +#define SMART_ATTR_AUTOSAVE 0xd2 +#define SMART_SAVE_ATTR 0xd3 +#define SMART_EXECUTE_OFFLINE 0xd4 +#define SMART_READ_LOG 0xd5 +#define SMART_WRITE_LOG 0xd6 +#define SMART_ENABLE 0xd8 +#define SMART_DISABLE 0xd9 +#define SMART_STATUS 0xda + +typedef enum { IDE_HD, IDE_CD, IDE_CFATA } IDEDriveKind; + +typedef void EndTransferFunc(IDEState *); + +typedef void DMAStartFunc(IDEDMA *, IDEState *, BlockCompletionFunc *); +typedef void DMAVoidFunc(IDEDMA *); +typedef int DMAIntFunc(IDEDMA *, int); +typedef int32_t DMAInt32Func(IDEDMA *, int32_t len); +typedef void DMAu32Func(IDEDMA *, uint32_t); +typedef void DMAStopFunc(IDEDMA *, bool); +typedef void DMARestartFunc(void *, int, RunState); + +struct unreported_events { + bool eject_request; + bool new_media; +}; + +enum ide_dma_cmd { + IDE_DMA_READ, + IDE_DMA_WRITE, + IDE_DMA_TRIM, +}; + +#define ide_cmd_is_read(s) \ + ((s)->dma_cmd == IDE_DMA_READ) + +/* NOTE: IDEState represents in fact one drive */ +struct IDEState { + IDEBus *bus; + uint8_t unit; + /* ide config */ + IDEDriveKind drive_kind; + int cylinders, heads, sectors, chs_trans; + int64_t nb_sectors; + int mult_sectors; + int identify_set; + uint8_t identify_data[512]; + int drive_serial; + char drive_serial_str[21]; + char drive_model_str[41]; + uint64_t wwn; + /* ide regs */ + uint8_t feature; + uint8_t error; + uint32_t nsector; + uint8_t sector; + uint8_t lcyl; + uint8_t hcyl; + /* other part of tf for lba48 support */ + uint8_t hob_feature; + uint8_t hob_nsector; + uint8_t hob_sector; + uint8_t hob_lcyl; + uint8_t hob_hcyl; + + uint8_t select; + uint8_t status; + + /* set for lba48 access */ + uint8_t lba48; + BlockBackend *blk; + char version[9]; + /* ATAPI specific */ + struct unreported_events events; + uint8_t sense_key; + uint8_t asc; + bool tray_open; + bool tray_locked; + uint8_t cdrom_changed; + int packet_transfer_size; + int elementary_transfer_size; + int32_t io_buffer_index; + int lba; + int cd_sector_size; + int atapi_dma; /* true if dma is requested for the packet cmd */ + BlockAcctCookie acct; + BlockAIOCB *pio_aiocb; + struct iovec iov; + QEMUIOVector qiov; + /* ATA DMA state */ + int32_t io_buffer_offset; + int32_t io_buffer_size; + QEMUSGList sg; + /* PIO transfer handling */ + int req_nb_sectors; /* number of sectors per interrupt */ + EndTransferFunc *end_transfer_func; + uint8_t *data_ptr; + uint8_t *data_end; + uint8_t *io_buffer; + /* PIO save/restore */ + int32_t io_buffer_total_len; + int32_t cur_io_buffer_offset; + int32_t cur_io_buffer_len; + uint8_t end_transfer_fn_idx; + QEMUTimer *sector_write_timer; /* only used for win2k install hack */ + uint32_t irq_count; /* counts IRQs when using win2k install hack */ + /* CF-ATA extended error */ + uint8_t ext_error; + /* CF-ATA metadata storage */ + uint32_t mdata_size; + uint8_t *mdata_storage; + int media_changed; + enum ide_dma_cmd dma_cmd; + /* SMART */ + uint8_t smart_enabled; + uint8_t smart_autosave; + int smart_errors; + uint8_t smart_selftest_count; + uint8_t *smart_selftest_data; + /* AHCI */ + int ncq_queues; +}; + +struct IDEDMAOps { + DMAStartFunc *start_dma; + DMAVoidFunc *start_transfer; + DMAInt32Func *prepare_buf; + DMAu32Func *commit_buf; + DMAIntFunc *rw_buf; + DMAVoidFunc *restart; + DMAVoidFunc *restart_dma; + DMAStopFunc *set_inactive; + DMAVoidFunc *cmd_done; + DMAVoidFunc *reset; +}; + +struct IDEDMA { + const struct IDEDMAOps *ops; + struct iovec iov; + QEMUIOVector qiov; + BlockAIOCB *aiocb; +}; + +struct IDEBus { + BusState qbus; + IDEDevice *master; + IDEDevice *slave; + IDEState ifs[2]; + QEMUBH *bh; + + int bus_id; + int max_units; + IDEDMA *dma; + uint8_t unit; + uint8_t cmd; + qemu_irq irq; + + int error_status; + uint8_t retry_unit; + int64_t retry_sector_num; + uint32_t retry_nsector; +}; + +#define TYPE_IDE_DEVICE "ide-device" +#define IDE_DEVICE(obj) \ + OBJECT_CHECK(IDEDevice, (obj), TYPE_IDE_DEVICE) +#define IDE_DEVICE_CLASS(klass) \ + OBJECT_CLASS_CHECK(IDEDeviceClass, (klass), TYPE_IDE_DEVICE) +#define IDE_DEVICE_GET_CLASS(obj) \ + OBJECT_GET_CLASS(IDEDeviceClass, (obj), TYPE_IDE_DEVICE) + +typedef struct IDEDeviceClass { + DeviceClass parent_class; + int (*init)(IDEDevice *dev); +} IDEDeviceClass; + +struct IDEDevice { + DeviceState qdev; + uint32_t unit; + BlockConf conf; + int chs_trans; + char *version; + char *serial; + char *model; + uint64_t wwn; +}; + +/* These are used for the error_status field of IDEBus */ +#define IDE_RETRY_DMA 0x08 +#define IDE_RETRY_PIO 0x10 +#define IDE_RETRY_READ 0x20 +#define IDE_RETRY_FLUSH 0x40 +#define IDE_RETRY_TRIM 0x80 +#define IDE_RETRY_HBA 0x100 + +static inline IDEState *idebus_active_if(IDEBus *bus) +{ + return bus->ifs + bus->unit; +} + +static inline void ide_set_irq(IDEBus *bus) +{ + if (!(bus->cmd & IDE_CMD_DISABLE_IRQ)) { + qemu_irq_raise(bus->irq); + } +} + +/* hw/ide/core.c */ +extern const VMStateDescription vmstate_ide_bus; + +#define VMSTATE_IDE_BUS(_field, _state) \ + VMSTATE_STRUCT(_field, _state, 1, vmstate_ide_bus, IDEBus) + +#define VMSTATE_IDE_BUS_ARRAY(_field, _state, _num) \ + VMSTATE_STRUCT_ARRAY(_field, _state, _num, 1, vmstate_ide_bus, IDEBus) + +extern const VMStateDescription vmstate_ide_drive; + +#define VMSTATE_IDE_DRIVES(_field, _state) \ + VMSTATE_STRUCT_ARRAY(_field, _state, 2, 3, vmstate_ide_drive, IDEState) + +#define VMSTATE_IDE_DRIVE(_field, _state) \ + VMSTATE_STRUCT(_field, _state, 1, vmstate_ide_drive, IDEState) + +void ide_bus_reset(IDEBus *bus); +int64_t ide_get_sector(IDEState *s); +void ide_set_sector(IDEState *s, int64_t sector_num); + +void ide_start_dma(IDEState *s, BlockCompletionFunc *cb); +void ide_dma_error(IDEState *s); + +void ide_atapi_cmd_ok(IDEState *s); +void ide_atapi_cmd_error(IDEState *s, int sense_key, int asc); +void ide_atapi_dma_restart(IDEState *s); +void ide_atapi_io_error(IDEState *s, int ret); + +void ide_ioport_write(void *opaque, uint32_t addr, uint32_t val); +uint32_t ide_ioport_read(void *opaque, uint32_t addr1); +uint32_t ide_status_read(void *opaque, uint32_t addr); +void ide_cmd_write(void *opaque, uint32_t addr, uint32_t val); +void ide_data_writew(void *opaque, uint32_t addr, uint32_t val); +uint32_t ide_data_readw(void *opaque, uint32_t addr); +void ide_data_writel(void *opaque, uint32_t addr, uint32_t val); +uint32_t ide_data_readl(void *opaque, uint32_t addr); + +int ide_init_drive(IDEState *s, BlockBackend *blk, IDEDriveKind kind, + const char *version, const char *serial, const char *model, + uint64_t wwn, + uint32_t cylinders, uint32_t heads, uint32_t secs, + int chs_trans); +void ide_init2(IDEBus *bus, qemu_irq irq); +void ide_init_ioport(IDEBus *bus, ISADevice *isa, int iobase, int iobase2); +void ide_register_restart_cb(IDEBus *bus); + +void ide_exec_cmd(IDEBus *bus, uint32_t val); + +void ide_transfer_start(IDEState *s, uint8_t *buf, int size, + EndTransferFunc *end_transfer_func); +void ide_transfer_stop(IDEState *s); +void ide_set_inactive(IDEState *s, bool more); +BlockAIOCB *ide_issue_trim(BlockBackend *blk, + int64_t sector_num, QEMUIOVector *qiov, int nb_sectors, + BlockCompletionFunc *cb, void *opaque); + +/* hw/ide/atapi.c */ +void ide_atapi_cmd(IDEState *s); +void ide_atapi_cmd_reply_end(IDEState *s); + +/* hw/ide/qdev.c */ +void ide_bus_new(IDEBus *idebus, size_t idebus_size, DeviceState *dev, + int bus_id, int max_units); +IDEDevice *ide_create_drive(IDEBus *bus, int unit, DriveInfo *drive); + +#endif /* HW_IDE_INTERNAL_H */ |