freebsd-skq/release/libdisk/change.c

45 lines
1.1 KiB
C

/*
* ----------------------------------------------------------------------------
* "THE BEER-WARE LICENSE" (Revision 42):
* <phk@login.dknet.dk> wrote this file. As long as you retain this notice you
* can do whatever you want with this stuff. If we meet some day, and you think
* this stuff is worth it, you can buy me a beer in return. Poul-Henning Kamp
* ----------------------------------------------------------------------------
*
* $Id$
*
*/
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <fcntl.h>
#include <string.h>
#include <err.h>
#include <sys/types.h>
#include "libdisk.h"
struct disk *
Set_Phys_Geom(struct disk *disk, u_long cyl, u_long hd, u_long sect)
{
struct disk *d = Int_Open_Disk(disk->name,cyl*hd*sect);
d->real_cyl = cyl;
d->real_hd = hd;
d->real_sect = sect;
d->bios_cyl = disk->bios_cyl;
d->bios_hd = disk->bios_hd;
d->bios_sect = disk->bios_sect;
d->flags = disk->flags;
Free_Disk(disk);
return d;
}
void
Set_Bios_Geom(struct disk *disk, u_long cyl, u_long hd, u_long sect)
{
disk->bios_cyl = cyl;
disk->bios_hd = hd;
disk->bios_sect = sect;
Bios_Limit_Chunk(disk->chunks,1024*hd*sect);
}