NetBSD/sys/arch/sun3/stand/tapeboot/boot.c

84 lines
2.6 KiB
C

/* $NetBSD: boot.c,v 1.2 1995/10/17 22:58:14 gwr Exp $ */
/*-
* Copyright (c) 1982, 1986, 1990, 1993
* The Regents of the University of California. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the University of
* California, Berkeley and its contributors.
* 4. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* @(#)boot.c 8.1 (Berkeley) 6/10/93
*/
#include <sys/param.h>
#include <sys/reboot.h>
#include <machine/mon.h>
#include "stand.h"
#include "promboot.h"
int debug;
int errno;
/*
* Boot device is derived from ROM provided information.
*/
#define LOADADDR 0x4000
extern char *version;
char defname[32] = "1";
char line[80];
main()
{
char *cp, *file;
int io;
printf(">> NetBSD tapeboot [%s]\n", version);
prom_get_boot_info();
file = defname;
cp = prom_bootfile;
if (cp && *cp)
file = cp;
for (;;) {
if (prom_boothow & RB_ASKNAME) {
printf("tapeboot: segment? [1] ");
gets(line);
if (line[0])
file = line;
}
exec_sun(file, LOADADDR);
printf("tapeboot: %s: %s\n", file, strerror(errno));
prom_boothow |= RB_ASKNAME;
}
}