NetBSD/sys/arch/pc532/stand/test.c

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/*-
* Copyright (c) 1994 Philip L. Budne.
* 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 Philip L. Budne.
* 4. The name of Philip L. Budne may not be used to endorse or promote
* products derived from this software without specific prior written
* permission.
*
* THIS SOFTWARE IS PROVIDED BY PHILIP BUDNE ``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 PHILIP BUDNE 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.
*
* test.c
*
* $Id: test.c,v 1.1 1994/05/30 19:59:01 phil Exp $
*/
/*-
* Allow test of "boot" (and presumably other "stand" utils)
* under user mode.
*
* Phil Budne <phil@ultimate.com> May 10, 1994
*/
/* my /sys/sys/syscall.h is out of sync w.r.t. lseek?? */
#include "/usr/include/sys/syscall.h"
#include <sys/types.h>
extern int errno;
int testing = 1;
int bootdev;
int howto;
_open( char *fname, int mode )
{
return syscall( SYS_open, fname, mode );
}
_read( int fd, char *buf, int len )
{
return syscall( SYS_read, fd, buf, len );
}
_write( int fd, char *buf, int len )
{
return syscall( SYS_write, fd, buf, len );
}
/*
* I'd like to strangle the jerk who thought it
* was a cool idea to change lseek, rather than creating
* a new "qseek" to handle long long offsets
*/
_lseek( int fd, off_t pos, int whence )
{
return syscall( SYS_lseek, fd, 0, pos, whence );
}
int fd = -1;
opendisk(int unit)
{
char fname[32];
static int _unit = -1;
if (unit == _unit)
return;
if (fd >= 0) {
close(fd);
fd = -1;
}
_unit = unit;
#if 0
sprintf( fname, "/dev/r%s%dc", "sd", unit );
#else
strcpy( fname, "/dev/rsd0c" );
#endif
fd = _open( fname, 0 );
if (fd < 0) {
printf("open %s failed\n", fname );
return;
}
printf("opened %s (fd %d)\n", fname, fd );
}
void
bzero( char *addr, int len )
{
while (len-- > 0)
*addr++ = '\0';
}
/* XXX TEMP; would like to use code more like hp300 scsi.c */
void
scsiinit(void)
{
}
int
scsialive(int ctlr)
{
return 1; /* controller always alive! */
}
#define BPS 512
scsi_tt_read(ctlr, slave, buf, len, blk, nblk)
char *buf;
{
int pos;
#if 0
printf("scsi_tt_read(ctlr %d, slave %d, buf 0x%x, len %d, blk %d, nblk %d)\n",
ctlr, slave, buf, len, blk, nblk);
#endif
opendisk(slave);
pos = _lseek( fd, blk * BPS, 0 );
if (pos != blk * BPS) {
printf("lseek pos %d error %d\n", pos, errno );
return errno;
}
if (_read( fd, buf, nblk * BPS ) != nblk * BPS) {
printf("read errno %d\n", errno );
return errno;
}
return 0;
}
scsi_tt_write()
{
return -1;
}
#include <sys/types.h>
#include <dev/cons.h>
scnprobe(cp)
struct consdev *cp;
{
/* the only game in town */
cp->cn_pri = CN_NORMAL; /* XXX remote? */
}
scninit(cp)
struct consdev *cp;
{
}
scnputchar(c)
int c;
{
char c2;
c2 = c;
_write(0, &c2, 1);
}
scngetchar()
{
char c;
_read(0, &c, 1);
return c;
}
_rtt() {
syscall( SYS_exit, 1 );
}
alloc(int size)
{
return malloc(size);
}