diff options
Diffstat (limited to 'include/uapi/linux/fdreg.h')
| -rw-r--r-- | include/uapi/linux/fdreg.h | 30 |
1 files changed, 16 insertions, 14 deletions
diff --git a/include/uapi/linux/fdreg.h b/include/uapi/linux/fdreg.h index 5e2981d5c523..10d33632939d 100644 --- a/include/uapi/linux/fdreg.h +++ b/include/uapi/linux/fdreg.h @@ -7,26 +7,28 @@ * Handbook", Sanches and Canton. */ -#ifdef FDPATCHES -#define FD_IOPORT fdc_state[fdc].address -#else -/* It would be a lot saner just to force fdc_state[fdc].address to always - be set ! FIXME */ -#define FD_IOPORT 0x3f0 -#endif - -/* Fd controller regs. S&C, about page 340 */ -#define FD_STATUS (4 + FD_IOPORT ) -#define FD_DATA (5 + FD_IOPORT ) +/* 82077's auxiliary status registers A & B (R) */ +#define FD_SRA 0 +#define FD_SRB 1 /* Digital Output Register */ -#define FD_DOR (2 + FD_IOPORT ) +#define FD_DOR 2 + +/* 82077's tape drive register (R/W) */ +#define FD_TDR 3 + +/* 82077's data rate select register (W) */ +#define FD_DSR 4 + +/* Fd controller regs. S&C, about page 340 */ +#define FD_STATUS 4 +#define FD_DATA 5 /* Digital Input Register (read) */ -#define FD_DIR (7 + FD_IOPORT ) +#define FD_DIR 7 /* Diskette Control Register (write)*/ -#define FD_DCR (7 + FD_IOPORT ) +#define FD_DCR 7 /* Bits of main status register */ #define STATUS_BUSYMASK 0x0F /* drive busy mask */ |