diff options
Diffstat (limited to 'qemu/roms/seabios/src/hw/ata.h')
| -rw-r--r-- | qemu/roms/seabios/src/hw/ata.h | 158 |
1 files changed, 158 insertions, 0 deletions
diff --git a/qemu/roms/seabios/src/hw/ata.h b/qemu/roms/seabios/src/hw/ata.h new file mode 100644 index 000000000..c73892bbe --- /dev/null +++ b/qemu/roms/seabios/src/hw/ata.h @@ -0,0 +1,158 @@ +#ifndef __ATA_H +#define __ATA_H + +#include "block.h" // struct drive_s +#include "config.h" // CONFIG_MAX_ATA_INTERFACES +#include "types.h" // u8 + +struct ata_channel_s { + u16 iobase1; + u16 iobase2; + u16 iomaster; + u8 irq; + u8 chanid; + int pci_bdf; + struct pci_device *pci_tmp; +}; + +struct atadrive_s { + struct drive_s drive; + struct ata_channel_s *chan_gf; + u8 slave; +}; + +// ata.c +char *ata_extract_model(char *model, u32 size, u16 *buffer); +int ata_extract_version(u16 *buffer); +int cdrom_read(struct disk_op_s *op); +int atapi_cmd_data(struct disk_op_s *op, void *cdbcmd, u16 blocksize); +void ata_setup(void); +int process_ata_op(struct disk_op_s *op); + +#define PORT_ATA2_CMD_BASE 0x0170 +#define PORT_ATA1_CMD_BASE 0x01f0 +#define PORT_ATA2_CTRL_BASE 0x0374 +#define PORT_ATA1_CTRL_BASE 0x03f4 + +// Global defines -- ATA register and register bits. +// command block & control block regs +#define ATA_CB_DATA 0 // data reg in/out pio_base_addr1+0 +#define ATA_CB_ERR 1 // error in pio_base_addr1+1 +#define ATA_CB_FR 1 // feature reg out pio_base_addr1+1 +#define ATA_CB_SC 2 // sector count in/out pio_base_addr1+2 +#define ATA_CB_SN 3 // sector number in/out pio_base_addr1+3 +#define ATA_CB_CL 4 // cylinder low in/out pio_base_addr1+4 +#define ATA_CB_CH 5 // cylinder high in/out pio_base_addr1+5 +#define ATA_CB_DH 6 // device head in/out pio_base_addr1+6 +#define ATA_CB_STAT 7 // primary status in pio_base_addr1+7 +#define ATA_CB_CMD 7 // command out pio_base_addr1+7 + +#define ATA_CB_ASTAT 2 // alternate status in pio_base_addr2+2 +#define ATA_CB_DC 2 // device control out pio_base_addr2+2 +#define ATA_CB_DA 3 // device address in pio_base_addr2+3 + +#define ATA_CB_ER_ICRC 0x80 // ATA Ultra DMA bad CRC +#define ATA_CB_ER_BBK 0x80 // ATA bad block +#define ATA_CB_ER_UNC 0x40 // ATA uncorrected error +#define ATA_CB_ER_MC 0x20 // ATA media change +#define ATA_CB_ER_IDNF 0x10 // ATA id not found +#define ATA_CB_ER_MCR 0x08 // ATA media change request +#define ATA_CB_ER_ABRT 0x04 // ATA command aborted +#define ATA_CB_ER_NTK0 0x02 // ATA track 0 not found +#define ATA_CB_ER_NDAM 0x01 // ATA address mark not found + +#define ATA_CB_ER_P_SNSKEY 0xf0 // ATAPI sense key (mask) +#define ATA_CB_ER_P_MCR 0x08 // ATAPI Media Change Request +#define ATA_CB_ER_P_ABRT 0x04 // ATAPI command abort +#define ATA_CB_ER_P_EOM 0x02 // ATAPI End of Media +#define ATA_CB_ER_P_ILI 0x01 // ATAPI Illegal Length Indication + +// ATAPI Interrupt Reason bits in the Sector Count reg (CB_SC) +#define ATA_CB_SC_P_TAG 0xf8 // ATAPI tag (mask) +#define ATA_CB_SC_P_REL 0x04 // ATAPI release +#define ATA_CB_SC_P_IO 0x02 // ATAPI I/O +#define ATA_CB_SC_P_CD 0x01 // ATAPI C/D + +// bits 7-4 of the device/head (CB_DH) reg +#define ATA_CB_DH_DEV0 0xa0 // select device 0 +#define ATA_CB_DH_DEV1 0xb0 // select device 1 +#define ATA_CB_DH_LBA 0x40 // use LBA + +// status reg (CB_STAT and CB_ASTAT) bits +#define ATA_CB_STAT_BSY 0x80 // busy +#define ATA_CB_STAT_RDY 0x40 // ready +#define ATA_CB_STAT_DF 0x20 // device fault +#define ATA_CB_STAT_WFT 0x20 // write fault (old name) +#define ATA_CB_STAT_SKC 0x10 // seek complete +#define ATA_CB_STAT_SERV 0x10 // service +#define ATA_CB_STAT_DRQ 0x08 // data request +#define ATA_CB_STAT_CORR 0x04 // corrected +#define ATA_CB_STAT_IDX 0x02 // index +#define ATA_CB_STAT_ERR 0x01 // error (ATA) +#define ATA_CB_STAT_CHK 0x01 // check (ATAPI) + +// device control reg (CB_DC) bits +#define ATA_CB_DC_HD15 0x08 // bit should always be set to one +#define ATA_CB_DC_SRST 0x04 // soft reset +#define ATA_CB_DC_NIEN 0x02 // disable interrupts + +// Most mandtory and optional ATA commands (from ATA-3), +#define ATA_CMD_NOP 0x00 +#define ATA_CMD_CFA_REQUEST_EXT_ERR_CODE 0x03 +#define ATA_CMD_DEVICE_RESET 0x08 +#define ATA_CMD_RECALIBRATE 0x10 +#define ATA_CMD_READ_SECTORS 0x20 +#define ATA_CMD_READ_SECTORS_EXT 0x24 +#define ATA_CMD_READ_DMA_EXT 0x25 +#define ATA_CMD_READ_DMA_QUEUED_EXT 0x26 +#define ATA_CMD_READ_NATIVE_MAX_ADDRESS_EXT 0x27 +#define ATA_CMD_READ_MULTIPLE_EXT 0x29 +#define ATA_CMD_READ_LOG_EXT 0x2F +#define ATA_CMD_WRITE_SECTORS 0x30 +#define ATA_CMD_WRITE_SECTORS_EXT 0x34 +#define ATA_CMD_WRITE_DMA_EXT 0x35 +#define ATA_CMD_WRITE_DMA_QUEUED_EXT 0x36 +#define ATA_CMD_SET_MAX_ADDRESS_EXT 0x37 +#define ATA_CMD_CFA_WRITE_SECTORS_WO_ERASE 0x38 +#define ATA_CMD_WRITE_MULTIPLE_EXT 0x39 +#define ATA_CMD_WRITE_VERIFY 0x3C +#define ATA_CMD_WRITE_LOG_EXT 0x3F +#define ATA_CMD_READ_VERIFY_SECTORS 0x40 +#define ATA_CMD_READ_VERIFY_SECTORS_EXT 0x42 +#define ATA_CMD_FORMAT_TRACK 0x50 +#define ATA_CMD_SEEK 0x70 +#define ATA_CMD_CFA_TRANSLATE_SECTOR 0x87 +#define ATA_CMD_EXECUTE_DEVICE_DIAGNOSTIC 0x90 +#define ATA_CMD_INITIALIZE_DEVICE_PARAMETERS 0x91 +#define ATA_CMD_STANDBY_IMMEDIATE2 0x94 +#define ATA_CMD_IDLE_IMMEDIATE2 0x95 +#define ATA_CMD_STANDBY2 0x96 +#define ATA_CMD_IDLE2 0x97 +#define ATA_CMD_CHECK_POWER_MODE2 0x98 +#define ATA_CMD_SLEEP2 0x99 +#define ATA_CMD_PACKET 0xA0 +#define ATA_CMD_IDENTIFY_PACKET_DEVICE 0xA1 +#define ATA_CMD_CFA_ERASE_SECTORS 0xC0 +#define ATA_CMD_READ_MULTIPLE 0xC4 +#define ATA_CMD_WRITE_MULTIPLE 0xC5 +#define ATA_CMD_SET_MULTIPLE_MODE 0xC6 +#define ATA_CMD_READ_DMA_QUEUED 0xC7 +#define ATA_CMD_READ_DMA 0xC8 +#define ATA_CMD_WRITE_DMA 0xCA +#define ATA_CMD_WRITE_DMA_QUEUED 0xCC +#define ATA_CMD_CFA_WRITE_MULTIPLE_WO_ERASE 0xCD +#define ATA_CMD_STANDBY_IMMEDIATE 0xE0 +#define ATA_CMD_IDLE_IMMEDIATE 0xE1 +#define ATA_CMD_STANDBY 0xE2 +#define ATA_CMD_IDLE 0xE3 +#define ATA_CMD_READ_BUFFER 0xE4 +#define ATA_CMD_CHECK_POWER_MODE 0xE5 +#define ATA_CMD_SLEEP 0xE6 +#define ATA_CMD_FLUSH_CACHE 0xE7 +#define ATA_CMD_WRITE_BUFFER 0xE8 +#define ATA_CMD_IDENTIFY_DEVICE 0xEC +#define ATA_CMD_SET_FEATURES 0xEF +#define ATA_CMD_READ_NATIVE_MAX_ADDRESS 0xF8 +#define ATA_CMD_SET_MAX 0xF9 + +#endif // ata.h |