/* $NetBSD: md.c,v 1.23 2008/10/07 09:58:15 abs Exp $ */ /* * Copyright 1997 Piermont Information Systems Inc. * All rights reserved. * * Based on code written by Philip A. Nelson for Piermont Information * Systems Inc. * * 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 for the NetBSD Project by * Piermont Information Systems Inc. * 4. The name of Piermont Information Systems Inc. may not be used to endorse * or promote products derived from this software without specific prior * written permission. * * THIS SOFTWARE IS PROVIDED BY PIERMONT INFORMATION SYSTEMS INC. ``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 PIERMONT INFORMATION SYSTEMS INC. 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. * */ /* md.c -- shark machine specific routines */ #include <stdio.h> #include <curses.h> #include <unistd.h> #include <fcntl.h> #include <util.h> #include <sys/types.h> #include <sys/disklabel.h> #include <sys/ioctl.h> #include <sys/param.h> #include "defs.h" #include "md.h" #include "msg_defs.h" #include "menu_defs.h" /* * Clears the disk's first sector by writing all zeros over it. * Returns 0 on success, -1 on failure. Leaves the disk's path in * the output diskpath buffer for further usage in error messages. */ static int clear_mbr(const char *disk, char *diskpath, size_t diskpathlen) { int fd; char sector[512]; fd = opendisk(disk, O_WRONLY, diskpath, diskpathlen, 0); if (fd < 0) return -1; memset(sector, 0, sizeof(sector)); if (pwrite(fd, §or, sizeof(sector), 0) < 0) { close(fd); return -1; } close(fd); return 0; } int md_get_info(void) { struct disklabel disklabel; int fd; char dev_name[100]; if (strncmp(diskdev, "wd", 2) == 0) disktype = "ST506"; else disktype = "SCSI"; snprintf(dev_name, 100, "/dev/r%sc", diskdev); fd = open(dev_name, O_RDONLY, 0); if (fd < 0) { endwin(); fprintf(stderr, "Can't open %s\n", dev_name); exit(1); } if (ioctl(fd, DIOCGDINFO, &disklabel) == -1) { endwin(); fprintf(stderr, "Can't read disklabel on %s.\n", dev_name); close(fd); exit(1); } close(fd); dlcyl = disklabel.d_ncylinders; dlhead = disklabel.d_ntracks; dlsec = disklabel.d_nsectors; sectorsize = disklabel.d_secsize; dlcylsize = disklabel.d_secpercyl; /* * Compute whole disk size. Take max of (dlcyl*dlhead*dlsec) * and secperunit, just in case the disk is already labelled. * (If our new label's RAW_PART size ends up smaller than the * in-core RAW_PART size value, updating the label will fail.) */ dlsize = dlcyl*dlhead*dlsec; if (disklabel.d_secperunit > dlsize) dlsize = disklabel.d_secperunit; return 1; } int md_pre_disklabel(void) { char diskpath[MAXPATHLEN]; if (clear_mbr(diskdev, diskpath, sizeof(diskpath)) == -1) { msg_display(MSG_badclearmbr, diskpath); process_menu(MENU_ok, NULL); } return 0; } int md_post_disklabel(void) { return 0; } int md_post_newfs(void) { return 0; } int md_copy_filesystem(void) { return 0; } int md_make_bsd_partitions(void) { return make_bsd_partitions(); } int md_check_partitions(void) { return 1; } /* Upgrade support */ int md_update(void) { move_aout_libs(); endwin(); md_copy_filesystem(); md_post_newfs(); wrefresh(curscr); wmove(stdscr, 0, 0); wclear(stdscr); wrefresh(stdscr); return 1; } void md_cleanup_install(void) { #ifndef DEBUG enable_rc_conf(); add_rc_conf("wscons=YES\n"); /* Configure a single screen. */ run_program(RUN_CHROOT, "sed -an -e '/^screen/s/^/#/;/^mux/s/^/#/;" "H;$!d;g;w /etc/wscons.conf' /etc/wscons.conf"); #endif } int md_pre_update(void) { return 1; } void md_init(void) { } void md_init_set_status(int minimal) { (void)minimal; } int md_post_extract(void) { msg_display(MSG_setbootdevice); process_menu(MENU_ok, NULL); return 0; }