diff options
Diffstat (limited to 'sys/i386/boot/dosboot/fbsdboot.c')
| -rw-r--r-- | sys/i386/boot/dosboot/fbsdboot.c | 124 |
1 files changed, 0 insertions, 124 deletions
diff --git a/sys/i386/boot/dosboot/fbsdboot.c b/sys/i386/boot/dosboot/fbsdboot.c deleted file mode 100644 index 341a5c1..0000000 --- a/sys/i386/boot/dosboot/fbsdboot.c +++ /dev/null @@ -1,124 +0,0 @@ -/*
- * fbsdboot.c Boot FreeBSD from DOS
- *
- * (C) 1994 by Christian Gusenbauer (cg@fimp01.fim.uni-linz.ac.at)
- * All Rights Reserved.
- *
- * Permission to use, copy, modify and distribute this software and its
- * documentation is hereby granted, provided that both the copyright
- * notice and this permission notice appear in all copies of the
- * software, derivative works or modified versions, and any portions
- * thereof, and that both notices appear in supporting documentation.
- *
- * I ALLOW YOU USE OF THIS SOFTWARE IN ITS "AS IS" CONDITION. I DISCLAIM
- * ANY LIABILITY OF ANY KIND FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE
- * USE OF THIS SOFTWARE.
- *
- */
-#include <dos.h>
-#include <stdio.h>
-#include <process.h>
-
-#include "reboot.h"
-#include "boot.h"
-#include "bootinfo.h"
-#include "dosboot.h"
-#include "protmod.h"
-
-#define MAV 1
-#define MIV 7
-
-#define ptr2pa(x) (((((long)(x))&0xffff0000l)>>12l)+(((long)(x))&0xffffl))
-
-static void usage(char *name)
-{
- fprintf(stderr, "FreeBSD boot Version %d.%d\n", MAV, MIV);
- fprintf(stderr, "(c) 1994, 1995 Christian Gusenbauer,\n cg@fimp01.fim.uni-linz.ac.at\n\n");
- fprintf(stderr, "usage: %s [ options ] [ kernelname ]\n", name);
- fprintf(stderr, "where options are:\n");
- fprintf(stderr, "\t-r ... use compiled-in rootdev\n");
- fprintf(stderr, "\t-s ... reboot to single user only\n");
- fprintf(stderr, "\t-a ... ask for file name to reboot from\n");
- fprintf(stderr, "\t-d ... give control to kernel debugger\n");
- fprintf(stderr, "\t-g ... give control to GDB debugger\n");
- fprintf(stderr, "\t-c ... invoke user configuration routing\n");
- fprintf(stderr, "\t-v ... print all potentially useful info\n");
- fprintf(stderr, "\t-C ... use cdrom as root\n");
- fprintf(stderr, "\t-D ... boot a kernel from a DOS medium\n");
- fprintf(stderr, "\t (default: c:\\kernel)\n");
- exit(1);
-}
-
-static unsigned int memsize(int x)
-{
- unsigned int rt=0;
-
- switch (x) {
- case 1:
- _asm {
- mov bl,1
- mov ah,88h
- int 15h
- mov rt,ax
- }
- break;
- default:
- _asm {
- int 12h
- mov rt,ax
- }
- break;
- }
- return rt;
-}
-
-int main(int argc, char *argv[])
-{
- char *kernel="/kernel", *ptr;
- int i, dos=0;
- long howto=0;
- extern unsigned long get_diskinfo(int);
-
- VCPIboot = 0;
- slice = 0;
-
- for (i = 1; i < argc; i++) { /* check arguments */
- if (argv[i][0] != '-') { /* kernel name */
- kernel = argv[i];
- break;
- }
- ptr = &argv[i][1];
- while (*ptr) { /* check options */
- switch(*ptr) {
- case 'r': howto |= RB_DFLTROOT; break;
- case 's': howto |= RB_SINGLE; break;
- case 'a': howto |= RB_ASKNAME; break;
- case 'c': howto |= RB_CONFIG; break;
- case 'd': howto |= RB_KDB; break;
- case 'g': howto |= RB_GDB; break;
- case 'v': howto |= RB_VERBOSE; break;
- case 'C': howto |= RB_CDROM; break;
- case 'D': dos = 1; kernel = "c:\\kernel"; break;
- case '?':
- default: usage(argv[0]);
- }
- ptr++;
- }
- }
-
- bootinfo.bi_version = BOOTINFO_VERSION;
- for (i = 0; i < N_BIOS_GEOM; i++)
- bootinfo.bi_bios_geom[i] = get_diskinfo(0x80+i);
- bootinfo.bi_basemem = memsize(0);
- bootinfo.bi_extmem = memsize(1);
- bootinfo.bi_memsizes_valid = 0; /* that is not yet valid!! */
- bootinfo.bi_kernelname = (char *) ptr2pa(kernel);
- bootinfo.bi_nfs_diskless = NULL;
- bootinfo.bi_size = sizeof(bootinfo);
-
- if (dos)
- dosboot(howto, kernel); /* boot given kernel from DOS partition */
- else
- bsdboot(0x80, howto, kernel); /* boot from FreeBSD partition */
- return 0;
-}
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