ATA

include/drivers/ata.h

struct `ide_request`

Member Type	Member Name
`uint64_t`	`lba`
`void`	`*buffer`
`uint64_t`	`size`
`uint64_t`	`sector_count`
`uint16_t`	`current_sector`
`bool`	`write`
`bool`	`done`
`int`	`status`
`void`	`(on_complete)(struct ide_request )`
`void`	`*user_data`
`bool`	`trigger_completion`
`struct thread`	`*waiter`
`struct ide_request`	`*next`
`struct spinlock`	`lock`

struct `ide_channel`

Member Type	Member Name
`struct ide_request`	`*head`
`struct ide_request`	`*tail`
`bool`	`busy`
`struct spinlock`	`lock`
`struct ata_drive`	`*current_drive`

struct `ata_drive`

Member Type	Member Name
`bool`	`actually_exists`
`uint32_t`	`sector_size`
`uint16_t`	`io_base`
`uint16_t`	`ctrl_base`
`uint16_t`	`slave`
`enum ide_type`	`type`
`void`	`*identify_data`
`char`	`model[41]`
`char`	`serial[21]`
`char`	`firmware[9]`
`uint64_t`	`total_sectors`
`uint8_t`	`supports_lba48`
`uint8_t`	`supports_dma`
`uint8_t`	`udma_mode`
`uint8_t`	`pio_mode`
`uint8_t`	`irq`
`struct ide_channel`	`channel`

struct `ata_identify`

Member Type	Member Name
`uint16_t`	`config`
`uint16_t`	`cylinders`
`uint16_t`	`reserved1`
`uint16_t`	`heads`
`uint16_t`	`vendor1[2]`
`uint16_t`	`sectors_per_track`
`uint16_t`	`vendor2[3]`
`uint16_t`	`serial_number[10]`
`uint16_t`	`vendor3[2]`
`uint16_t`	`obsolete1`
`uint16_t`	`firmware_revision[4]`
`uint16_t`	`model_number[20]`
`uint16_t`	`max_rw_multiple`
`uint16_t`	`reserved2`
`uint16_t`	`capabilities[2]`
`uint16_t`	`obsolete2[2]`
`uint16_t`	`field_validity`
`uint16_t`	`current_cylinders`
`uint16_t`	`current_heads`
`uint16_t`	`current_sectors`
`uint16_t`	`current_capacity_lo`
`uint16_t`	`current_capacity_hi`
`uint16_t`	`rw_multiple`
`uint32_t`	`lba28_capacity`
`uint16_t`	`dma_supported`
`uint16_t`	`advanced_pio_modes`
`uint16_t`	`min_dma_cycle_time`
`uint16_t`	`recommended_dma_cycle_time`
`uint16_t`	`min_pio_cycle_time`
`uint16_t`	`min_pio_cycle_time_iordy`
`uint16_t`	`additional_supported`
`uint16_t`	`reserved3[5]`
`uint16_t`	`queue_depth`
`uint16_t`	`sata_capabilities`
`uint16_t`	`sata_additional`
`uint16_t`	`sata_features_supported`
`uint16_t`	`sata_features_enabled`
`uint16_t`	`major_version`
`uint16_t`	`minor_version`
`uint16_t`	`command_set_supported[3]`
`uint16_t`	`command_set_enabled[3]`
`uint16_t`	`features_supported_extension`
`uint16_t`	`security_erase_time`
`uint16_t`	`enhanced_security_erase_time`
`uint16_t`	`current_advanced_power_mgmt`
`uint16_t`	`master_password_revision`
`uint16_t`	`hardware_reset_result`
`uint16_t`	`acoustic_management`
`uint16_t`	`stream_min_req_size`
`uint16_t`	`stream_transfer_time_dma`
`uint16_t`	`stream_access_latency`
`uint32_t`	`streaming_performance_gran`
`uint64_t`	`lba48_sector_count`
`uint16_t`	`streaming_transfer_time`
`uint16_t`	`dsm_cap`
`uint16_t`	`phys_log_sector_size`
`uint16_t`	`inter_seek_delay`
`uint16_t`	`world_wide_name[4]`
`uint16_t`	`reserved4[144]`

enum `ide_type`

Name	Value
`IDE_TYPE_ATA`	`None`
`IDE_TYPE_ATAPI`	`None`

bool ide_read_sector_wrapper(struct generic_disk *d,uint64_t lba,uint8_t *buf,uint64_t cnt)
bool ide_write_sector_wrapper(struct generic_disk *d,uint64_t lba,uint8_t *buf,uint64_t cnt)
uint8_t ide_detect_drives()
bool ata_setup_drive(struct ata_drive *ide,struct pci_device *devices,uint64_t count,int channel,bool is_slave)
struct generic_disk *ide_create_generic(struct ata_drive *ide)
void ide_identify(struct ata_drive *drive)
void ide_print_info(struct generic_disk *d)
void ata_ident_print(struct ata_identify *id)
void ata_select_drive(struct ata_drive *ata_drive)
void ata_soft_reset(struct ata_drive *ata_drive)
bool atapi_identify(struct ata_drive *ide)
void ata_init(struct pci_device *devices,uint64_t count)
void ide_irq_handler(void *ctx,uint8_t irq_num,void *rsp)
void ide_reorder(struct generic_disk *disk)
bool ide_submit_bio_async(struct generic_disk *d,struct bio_request *b)
struct generic_disk *atapi_create_generic(struct ata_drive *d)

Defines

IDE_CMD_TIMEOUT_MS: 5000 // Read/write sector
IDE_IDENT_TIMEOUT_MS: 10000 // Identify or cache flush
IDE_RESET_TIMEOUT_MS: 30000 // Controller reset or spin-up
ATAPI_CMD_TIMEOUT_MS: 8000 // Short packet commands
ATAPI_SPINUP_TIMEOUT_MS: 15000 // Spinning up disc or loading tray
ATAPI_EJECT_TIMEOUT_MS: 20000 // Eject/load tray or seek disc
STATUS_BSY: 0x80
STATUS_DRDY: 0x40
STATUS_DRQ: 0x08
STATUS_ERR: 0x01
STATUS_DF: 0x20
COMMAND_READ: 0x20
COMMAND_WRITE: 0x30
ATA_CMD_READ_PIO: 0x20
ATA_CMD_READ_PIO_EXT: 0x24
ATA_CMD_READ_DMA: 0xC8
ATA_CMD_READ_DMA_EXT: 0x25
ATA_CMD_WRITE_PIO: 0x30
ATA_CMD_WRITE_PIO_EXT: 0x34
ATA_CMD_WRITE_DMA: 0xCA
ATA_CMD_WRITE_DMA_EXT: 0x35
ATA_CMD_CACHE_FLUSH: 0xE7
ATA_CMD_CACHE_FLUSH_EXT: 0xEA
ATA_CMD_PACKET: 0xA0
ATA_CMD_IDENTIFY_PACKET: 0xA1
ATA_CMD_IDENTIFY: 0xEC
ATA_PRIMARY_IO: 0x1F0
ATA_PRIMARY_CTRL: 0x3F6
ATA_SECONDARY_IO: 0x170
ATA_SECONDARY_CTRL: 0x376
IDE_RETRY_COUNT: 3

ATA

include/drivers/ata.h

struct ide_request

struct ide_channel

struct ata_drive

struct ata_identify

enum ide_type

Defines

struct `ide_request`

struct `ide_channel`

struct `ata_drive`

struct `ata_identify`

enum `ide_type`