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f/*
* Copyright (C) 2000 Benno Rice.
* 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.
*
* THIS SOFTWARE IS PROVIDED BY Benno Rice ``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 TOOLS GMBH 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.
*
* $FreeBSD$
*/
/*
* Disk I/O routines using Open Firmware
*/
#include <sys/param.h>
#include <sys/disklabel.h>
#include <sys/disklabel_mbr.h>
#include <netinet/in.h>
#include <stand.h>
#include "bootstrap.h"
#include "libofw.h"
#include "openfirm.h"
static int ofwd_init(void);
static int ofwd_strategy(void *devdata, int flag, daddr_t dblk,
size_t size, char *buf, size_t *rsize);
static int ofwd_open(struct open_file *f, ...);
static int ofwd_close(struct open_file *f);
static void ofwd_print(int verbose);
struct devsw ofwdisk = {
"disk",
DEVT_DISK,
ofwd_init,
ofwd_strategy,
ofwd_open,
ofwd_close,
noioctl,
ofwd_print
};
static struct ofwdinfo {
int ofwd_unit;
char ofwd_path[255];
} ofwdinfo[MAXDEV];
static int nofwdinfo = 0;
static int
ofwd_init(void)
{
int ret;
char devpath[255];
ihandle_t instance;
ofw_devsearch_init();
while((ret = ofw_devsearch("block", devpath)) != 0) {
if (ret == -1)
return (1);
instance = OF_open(devpath);
if (instance != -1) {
ofwdinfo[nofwdinfo].ofwd_unit = nofwdinfo;
strncpy(ofwdinfo[nofwdinfo].ofwd_path, devpath, 255);
printf("disk%d is %s\n", nofwdinfo, devpath);
nofwdinfo++;
OF_close(instance);
}
if (nofwdinfo > MAXDEV) {
printf("Hit MAXDEV probing disks.\n");
return (1);
}
}
return (0);
}
static int
ofwd_strategy(void *devdata, int flag, daddr_t dblk, size_t size, char *buf,
size_t *rsize)
{
return (0);
}
static int
ofwd_open(struct open_file *f, ...)
{
return (0);
}
static int
ofwd_close(struct open_file *f)
{
return (0);
}
static void
ofwd_print(int verbose)
{
printf("ofwd_print called.\n");
return;
}
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