222 lines
4.5 KiB
C
222 lines
4.5 KiB
C
/* $NetBSD: md.c,v 1.26 2012/02/07 09:06:04 nisimura Exp $ */
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/*
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* Copyright 1997 Piermont Information Systems Inc.
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* All rights reserved.
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*
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* Based on code written by Philip A. Nelson for Piermont Information
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* Systems Inc.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. The name of Piermont Information Systems Inc. may not be used to endorse
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* or promote products derived from this software without specific prior
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* written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY PIERMONT INFORMATION SYSTEMS INC. ``AS IS''
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL PIERMONT INFORMATION SYSTEMS INC. BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
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* THE POSSIBILITY OF SUCH DAMAGE.
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*/
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/* md.c -- shark machine specific routines */
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#include <stdio.h>
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#include <curses.h>
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#include <unistd.h>
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#include <fcntl.h>
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#include <util.h>
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#include <sys/types.h>
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#include <sys/disklabel.h>
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#include <sys/ioctl.h>
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#include <sys/param.h>
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#include "defs.h"
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#include "md.h"
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#include "msg_defs.h"
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#include "menu_defs.h"
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void
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md_init(void)
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{
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}
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void
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md_init_set_status(int flags)
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{
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(void)flags;
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}
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int
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md_get_info(void)
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{
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struct disklabel disklabel;
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int fd;
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char dev_name[100];
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if (no_mbr)
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return 1;
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if (read_mbr(diskdev, &mbr) < 0)
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memset(&mbr.mbr, 0, sizeof(mbr.mbr)-2);
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if (edit_mbr(&mbr) == 0)
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return 0;
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if (strncmp(diskdev, "wd", 2) == 0)
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disktype = "ST506";
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else
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disktype = "SCSI";
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snprintf(dev_name, 100, "/dev/r%sc", diskdev);
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fd = open(dev_name, O_RDONLY, 0);
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if (fd < 0) {
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endwin();
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fprintf(stderr, "Can't open %s\n", dev_name);
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exit(1);
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}
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if (ioctl(fd, DIOCGDINFO, &disklabel) == -1) {
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endwin();
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fprintf(stderr, "Can't read disklabel on %s.\n", dev_name);
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close(fd);
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exit(1);
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}
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close(fd);
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dlcyl = disklabel.d_ncylinders;
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dlhead = disklabel.d_ntracks;
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dlsec = disklabel.d_nsectors;
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sectorsize = disklabel.d_secsize;
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dlcylsize = disklabel.d_secpercyl;
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/*
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* Compute whole disk size. Take max of (dlcyl*dlhead*dlsec)
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* and secperunit, just in case the disk is already labelled.
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* (If our new label's RAW_PART size ends up smaller than the
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* in-core RAW_PART size value, updating the label will fail.)
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*/
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dlsize = dlcyl*dlhead*dlsec;
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if (disklabel.d_secperunit > dlsize)
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dlsize = disklabel.d_secperunit;
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return 1;
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}
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/*
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* md back-end code for menu-driven BSD disklabel editor.
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*/
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int
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md_make_bsd_partitions(void)
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{
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return make_bsd_partitions();
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}
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/*
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* any additional partition validation
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*/
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int
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md_check_partitions(void)
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{
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return 1;
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}
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/*
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* hook called before writing new disklabel.
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*/
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int
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md_pre_disklabel(void)
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{
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if (no_mbr)
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return 0;
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msg_display(MSG_dofdisk);
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/* write edited MBR onto disk. */
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if (write_mbr(diskdev, &mbr, 1) != 0) {
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msg_display(MSG_wmbrfail);
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process_menu(MENU_ok, NULL);
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return 1;
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}
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return 0;
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}
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/*
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* hook called after writing disklabel to new target disk.
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*/
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int
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md_post_disklabel(void)
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{
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return 0;
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}
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/*
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* hook called after upgrade() or install() has finished setting
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* up the target disk but immediately before the user is given the
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* ``disks are now set up'' message.
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*/
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int
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md_post_newfs(void)
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{
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return 0;
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}
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int
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md_post_extract(void)
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{
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return 0;
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}
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void
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md_cleanup_install(void)
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{
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#ifndef DEBUG
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enable_rc_conf();
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#endif
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}
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int
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md_pre_update(void)
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{
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return 1;
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}
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/* Upgrade support */
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int
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md_update(void)
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{
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md_post_newfs();
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return 1;
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}
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int
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md_pre_mount()
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{
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return 0;
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}
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int
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md_check_mbr(mbr_info_t *mbri)
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{
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return 2;
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}
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int
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md_mbr_use_wholedisk(mbr_info_t *mbri)
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{
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return mbr_use_wholedisk(mbri);
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}
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