forked from Qortal/Brooklyn
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
62 lines
1.9 KiB
62 lines
1.9 KiB
#ifndef _AMIFD_H |
|
#define _AMIFD_H |
|
|
|
/* Definitions for the Amiga floppy driver */ |
|
|
|
#include <linux/fd.h> |
|
|
|
#define FD_MAX_UNITS 4 /* Max. Number of drives */ |
|
#define FLOPPY_MAX_SECTORS 22 /* Max. Number of sectors per track */ |
|
|
|
#ifndef ASSEMBLER |
|
|
|
struct fd_data_type { |
|
char *name; /* description of data type */ |
|
int sects; /* sectors per track */ |
|
#ifdef __STDC__ |
|
int (*read_fkt)(int); |
|
void (*write_fkt)(int); |
|
#else |
|
int (*read_fkt)(); /* read whole track */ |
|
void (*write_fkt)(); /* write whole track */ |
|
#endif |
|
}; |
|
|
|
/* |
|
** Floppy type descriptions |
|
*/ |
|
|
|
struct fd_drive_type { |
|
unsigned long code; /* code returned from drive */ |
|
char *name; /* description of drive */ |
|
unsigned int tracks; /* number of tracks */ |
|
unsigned int heads; /* number of heads */ |
|
unsigned int read_size; /* raw read size for one track */ |
|
unsigned int write_size; /* raw write size for one track */ |
|
unsigned int sect_mult; /* sectors and gap multiplier (HD = 2) */ |
|
unsigned int precomp1; /* start track for precomp 1 */ |
|
unsigned int precomp2; /* start track for precomp 2 */ |
|
unsigned int step_delay; /* time (in ms) for delay after step */ |
|
unsigned int settle_time; /* time to settle after dir change */ |
|
unsigned int side_time; /* time needed to change sides */ |
|
}; |
|
|
|
struct amiga_floppy_struct { |
|
struct fd_drive_type *type; /* type of floppy for this unit */ |
|
struct fd_data_type *dtype; /* type of floppy for this unit */ |
|
int track; /* current track (-1 == unknown) */ |
|
unsigned char *trackbuf; /* current track (kmaloc()'d */ |
|
|
|
int blocks; /* total # blocks on disk */ |
|
|
|
int changed; /* true when not known */ |
|
int disk; /* disk in drive (-1 == unknown) */ |
|
int motor; /* true when motor is at speed */ |
|
int busy; /* true when drive is active */ |
|
int dirty; /* true when trackbuf is not on disk */ |
|
int status; /* current error code for unit */ |
|
struct gendisk *gendisk; |
|
}; |
|
#endif |
|
|
|
#endif
|
|
|