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1010_HDC.H
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Text File
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1990-08-01
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1KB
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44 lines
/* read/write */
#define HDC_DATA 0x1F0
#define HDC_ERROR 0x1F1
#define HDC_SECCOU 0x1F2
#define HDC_SECNUM 0x1F3
#define HDC_CYLLOW 0x1F4
#define HDC_CYLHIGH 0x1F5
#define HDC_SDH 0x1F6
/* read */
#define HDC_STATUS 0x1F7
#define HDC_ALTSTA 0x3F6
/* write */
#define HDC_COMMAND 0x1F7
#define HDC_FIXED 0x3F6
/* commands */
#define HDC_COMMAND_RESTORE 0x10
#define HDC_COMMAND_SEEK 0x70
#define HDC_COMMAND_READ 0x20
#define HDC_COMMAND_WRITE 0x30
#define HDC_COMMAND_FORMAT 0x50
#define HDC_COMMAND_READVER 0x90
#define HDC_COMMAND_DIAG 0x90
#define HDC_COMMAND_SETPAR 0x91
#define HDC_COMMAND_WRSTACK 0xE8
#define HDC_COMMAND_RDSTACK 0xE4
#define HDC_COMMAND_READPAR 0xEC
#define HDC_COMMAND_POWER 0xE0
#define HDC_FIXED_IRQ 0x02
#define HDC_FIXED_RESET 0x04
#define HDC_STATUS_ERROR 0x01
#define HDC_STATUS_INDEX 0x02
#define HDC_STATUS_ECC 0x04
#define HDC_STATUS_DRQ 0x08
#define HDC_STATUS_COMPLETE 0x10
#define HDC_STATUS_WRFAULT 0x20
#define HDC_STATUS_READY 0x40
#define HDC_STATUS_BUSY 0x80