170 lines
3.3 KiB
C
Executable File
170 lines
3.3 KiB
C
Executable File
#ifdef OS_linux
|
|
|
|
#ifdef HAVE_SYS_SYSMACROS_H
|
|
|
|
#include <sys/sysmacros.h>
|
|
#ifndef MAJOR
|
|
#define MAJOR(dev) major(dev)
|
|
#endif /* MAJOR not defined */
|
|
#ifndef MINOR
|
|
#define MINOR(dev) minor(dev)
|
|
#endif /* MINOR not defined */
|
|
|
|
#else
|
|
|
|
#include <linux/fs.h> /* get MAJOR/MINOR from Linux kernel */
|
|
#ifndef major
|
|
#define major(x) MAJOR(x)
|
|
#endif
|
|
|
|
#endif /* HAVE_SYS_SYSMACROS_H */
|
|
|
|
#include <linux/fd.h>
|
|
#include <linux/fdreg.h>
|
|
#include <linux/major.h>
|
|
|
|
|
|
typedef struct floppy_raw_cmd RawRequest_t;
|
|
|
|
UNUSED(static inline void RR_INIT(struct floppy_raw_cmd *request))
|
|
{
|
|
request->data = 0;
|
|
request->length = 0;
|
|
request->cmd_count = 9;
|
|
request->flags = FD_RAW_INTR | FD_RAW_NEED_SEEK | FD_RAW_NEED_DISK
|
|
#ifdef FD_RAW_SOFTFAILUE
|
|
| FD_RAW_SOFTFAILURE | FD_RAW_STOP_IF_FAILURE
|
|
#endif
|
|
;
|
|
request->cmd[1] = 0;
|
|
request->cmd[6] = 0;
|
|
request->cmd[7] = 0x1b;
|
|
request->cmd[8] = 0xff;
|
|
request->reply_count = 0;
|
|
}
|
|
|
|
UNUSED(static inline void RR_SETRATE(struct floppy_raw_cmd *request, int rate))
|
|
{
|
|
request->rate = rate;
|
|
}
|
|
|
|
UNUSED(static inline void RR_SETDRIVE(struct floppy_raw_cmd *request,int drive))
|
|
{
|
|
request->cmd[1] = (request->cmd[1] & ~3) | (drive & 3);
|
|
}
|
|
|
|
UNUSED(static inline void RR_SETTRACK(struct floppy_raw_cmd *request,int track))
|
|
{
|
|
request->cmd[2] = track;
|
|
}
|
|
|
|
UNUSED(static inline void RR_SETPTRACK(struct floppy_raw_cmd *request,
|
|
int track))
|
|
{
|
|
request->track = track;
|
|
}
|
|
|
|
UNUSED(static inline void RR_SETHEAD(struct floppy_raw_cmd *request, int head))
|
|
{
|
|
if(head)
|
|
request->cmd[1] |= 4;
|
|
else
|
|
request->cmd[1] &= ~4;
|
|
request->cmd[3] = head;
|
|
}
|
|
|
|
UNUSED(static inline void RR_SETSECTOR(struct floppy_raw_cmd *request,
|
|
int sector))
|
|
{
|
|
request->cmd[4] = sector;
|
|
request->cmd[6] = sector-1;
|
|
}
|
|
|
|
UNUSED(static inline void RR_SETSIZECODE(struct floppy_raw_cmd *request,
|
|
int sizecode))
|
|
{
|
|
request->cmd[5] = sizecode;
|
|
request->cmd[6]++;
|
|
request->length += 128 << sizecode;
|
|
}
|
|
|
|
#if 0
|
|
static inline void RR_SETEND(struct floppy_raw_cmd *request, int end)
|
|
{
|
|
request->cmd[6] = end;
|
|
}
|
|
#endif
|
|
|
|
UNUSED(static inline void RR_SETDIRECTION(struct floppy_raw_cmd *request,
|
|
int direction))
|
|
{
|
|
if(direction == MT_READ) {
|
|
request->flags |= FD_RAW_READ;
|
|
request->cmd[0] = FD_READ & ~0x80;
|
|
} else {
|
|
request->flags |= FD_RAW_WRITE;
|
|
request->cmd[0] = FD_WRITE & ~0x80;
|
|
}
|
|
}
|
|
|
|
|
|
UNUSED(static inline void RR_SETDATA(struct floppy_raw_cmd *request,
|
|
caddr_t data))
|
|
{
|
|
request->data = data;
|
|
}
|
|
|
|
|
|
#if 0
|
|
static inline void RR_SETLENGTH(struct floppy_raw_cmd *request, int length)
|
|
{
|
|
request->length += length;
|
|
}
|
|
#endif
|
|
|
|
UNUSED(static inline void RR_SETCONT(struct floppy_raw_cmd *request))
|
|
{
|
|
#ifdef FD_RAW_MORE
|
|
request->flags |= FD_RAW_MORE;
|
|
#endif
|
|
}
|
|
|
|
|
|
UNUSED(static inline int RR_SIZECODE(struct floppy_raw_cmd *request))
|
|
{
|
|
return request->cmd[5];
|
|
}
|
|
|
|
|
|
|
|
UNUSED(static inline int RR_TRACK(struct floppy_raw_cmd *request))
|
|
{
|
|
return request->cmd[2];
|
|
}
|
|
|
|
|
|
UNUSED(static inline int GET_DRIVE(int fd))
|
|
{
|
|
struct stat statbuf;
|
|
|
|
if (fstat(fd, &statbuf) < 0 ){
|
|
perror("stat");
|
|
return -1;
|
|
}
|
|
|
|
if (!S_ISBLK(statbuf.st_mode) ||
|
|
MAJOR(statbuf.st_rdev) != FLOPPY_MAJOR)
|
|
return -1;
|
|
|
|
return MINOR( statbuf.st_rdev );
|
|
}
|
|
|
|
|
|
|
|
/* void print_message(RawRequest_t *raw_cmd,char *message);*/
|
|
int send_one_cmd(int fd, RawRequest_t *raw_cmd, const char *message);
|
|
int analyze_one_reply(RawRequest_t *raw_cmd, int *bytes, int do_print);
|
|
|
|
|
|
#endif
|