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md.c revision 1.9.4.1
      1  1.9.4.1  perseant /*	$NetBSD: md.c,v 1.9.4.1 2025/08/02 05:58:58 perseant Exp $	*/
      2      1.1  dholland 
      3      1.1  dholland /*
      4      1.1  dholland  * Copyright 1997 Piermont Information Systems Inc.
      5      1.1  dholland  * All rights reserved.
      6      1.1  dholland  *
      7      1.1  dholland  * Based on code written by Philip A. Nelson for Piermont Information
      8      1.1  dholland  * Systems Inc.
      9      1.1  dholland  *
     10      1.1  dholland  * Redistribution and use in source and binary forms, with or without
     11      1.1  dholland  * modification, are permitted provided that the following conditions
     12      1.1  dholland  * are met:
     13      1.1  dholland  * 1. Redistributions of source code must retain the above copyright
     14      1.1  dholland  *    notice, this list of conditions and the following disclaimer.
     15      1.1  dholland  * 2. Redistributions in binary form must reproduce the above copyright
     16      1.1  dholland  *    notice, this list of conditions and the following disclaimer in the
     17      1.1  dholland  *    documentation and/or other materials provided with the distribution.
     18      1.1  dholland  * 3. The name of Piermont Information Systems Inc. may not be used to endorse
     19      1.1  dholland  *    or promote products derived from this software without specific prior
     20      1.1  dholland  *    written permission.
     21      1.1  dholland  *
     22      1.1  dholland  * THIS SOFTWARE IS PROVIDED BY PIERMONT INFORMATION SYSTEMS INC. ``AS IS''
     23      1.1  dholland  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     24      1.1  dholland  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     25      1.1  dholland  * ARE DISCLAIMED. IN NO EVENT SHALL PIERMONT INFORMATION SYSTEMS INC. BE
     26      1.1  dholland  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     27      1.1  dholland  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     28      1.1  dholland  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     29      1.1  dholland  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     30      1.1  dholland  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     31      1.1  dholland  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
     32      1.1  dholland  * THE POSSIBILITY OF SUCH DAMAGE.
     33      1.1  dholland  */
     34      1.1  dholland 
     35      1.1  dholland /* md.c -- pmax machine specific routines */
     36      1.1  dholland /* This file is in close sync with sparc, vax, and x68k md.c */
     37      1.1  dholland 
     38      1.1  dholland #include <sys/types.h>
     39      1.1  dholland #include <sys/ioctl.h>
     40      1.1  dholland #include <stdio.h>
     41      1.1  dholland #include <curses.h>
     42      1.1  dholland #include <unistd.h>
     43      1.1  dholland #include <fcntl.h>
     44      1.1  dholland #include <util.h>
     45      1.1  dholland 
     46      1.1  dholland #include "defs.h"
     47      1.1  dholland #include "md.h"
     48      1.1  dholland #include "msg_defs.h"
     49      1.1  dholland #include "menu_defs.h"
     50      1.1  dholland 
     51      1.1  dholland void
     52      1.1  dholland md_init(void)
     53      1.1  dholland {
     54      1.1  dholland }
     55      1.1  dholland 
     56      1.1  dholland void
     57      1.1  dholland md_init_set_status(int flags)
     58      1.1  dholland {
     59      1.1  dholland 	(void)flags;
     60      1.1  dholland }
     61      1.1  dholland 
     62      1.4    martin bool
     63      1.4    martin md_get_info(struct install_partition_desc *install)
     64      1.1  dholland {
     65      1.1  dholland 	struct disklabel disklabel;
     66      1.1  dholland 	int fd;
     67      1.1  dholland 	char dev_name[100];
     68      1.1  dholland 
     69      1.2    martin 	snprintf(dev_name, 100, "/dev/r%sc", pm->diskdev);
     70      1.1  dholland 
     71      1.1  dholland 	fd = open(dev_name, O_RDONLY, 0);
     72      1.1  dholland 	if (fd < 0) {
     73      1.1  dholland 		if (logfp)
     74      1.1  dholland 			(void)fprintf(logfp, "Can't open %s\n", dev_name);
     75      1.1  dholland 		endwin();
     76      1.1  dholland 		fprintf(stderr, "Can't open %s\n", dev_name);
     77      1.1  dholland 		exit(1);
     78      1.1  dholland 	}
     79      1.1  dholland 	if (ioctl(fd, DIOCGDINFO, &disklabel) == -1) {
     80      1.1  dholland 		if (logfp)
     81      1.1  dholland 			(void)fprintf(logfp, "Can't read disklabel on %s.\n",
     82      1.1  dholland 				dev_name);
     83      1.1  dholland 		endwin();
     84      1.1  dholland 		fprintf(stderr, "Can't read disklabel on %s.\n", dev_name);
     85      1.1  dholland 		close(fd);
     86      1.1  dholland 		exit(1);
     87      1.1  dholland 	}
     88      1.1  dholland 	close(fd);
     89      1.1  dholland 
     90      1.2    martin 	pm->dlcyl = disklabel.d_ncylinders;
     91      1.2    martin 	pm->dlhead = disklabel.d_ntracks;
     92      1.2    martin 	pm->dlsec = disklabel.d_nsectors;
     93      1.2    martin 	pm->sectorsize = disklabel.d_secsize;
     94      1.2    martin 	pm->dlcylsize = disklabel.d_secpercyl;
     95      1.1  dholland 
     96      1.1  dholland 	/*
     97      1.2    martin 	 * Compute whole disk size. Take max of (pm->dlcyl*pm->dlhead*pm->dlsec)
     98      1.1  dholland 	 * and secperunit,  just in case the disk is already labelled.
     99      1.1  dholland 	 * (If our new label's RAW_PART size ends up smaller than the
    100      1.1  dholland 	 * in-core RAW_PART size  value, updating the label will fail.)
    101      1.1  dholland 	 */
    102      1.2    martin 	pm->dlsize = pm->dlcyl*pm->dlhead*pm->dlsec;
    103      1.2    martin 	if (disklabel.d_secperunit > pm->dlsize)
    104      1.2    martin 		pm->dlsize = disklabel.d_secperunit;
    105      1.1  dholland 
    106      1.4    martin 	return true;
    107      1.1  dholland }
    108      1.1  dholland 
    109      1.1  dholland /*
    110      1.1  dholland  * md back-end code for menu-driven BSD disklabel editor.
    111      1.1  dholland  */
    112      1.8    martin int
    113      1.4    martin md_make_bsd_partitions(struct install_partition_desc *install)
    114      1.1  dholland {
    115      1.4    martin 	return make_bsd_partitions(install);
    116      1.1  dholland }
    117      1.1  dholland 
    118      1.1  dholland /*
    119      1.1  dholland  * any additional partition validation
    120      1.1  dholland  */
    121      1.4    martin bool
    122      1.4    martin md_check_partitions(struct install_partition_desc *install)
    123      1.1  dholland {
    124      1.4    martin 	return true;
    125      1.1  dholland }
    126      1.1  dholland 
    127      1.1  dholland /*
    128      1.1  dholland  * hook called before writing new disklabel.
    129      1.1  dholland  */
    130      1.4    martin bool
    131      1.4    martin md_pre_disklabel(struct install_partition_desc *install,
    132      1.4    martin     struct disk_partitions *parts)
    133      1.1  dholland {
    134      1.4    martin 	return true;
    135      1.1  dholland }
    136      1.1  dholland 
    137      1.1  dholland /*
    138      1.1  dholland  * hook called after writing disklabel to new target disk.
    139      1.1  dholland  */
    140      1.4    martin bool
    141      1.4    martin md_post_disklabel(struct install_partition_desc *install,
    142      1.4    martin     struct disk_partitions *parts)
    143      1.1  dholland {
    144      1.4    martin 	return true;
    145      1.1  dholland }
    146      1.1  dholland 
    147      1.1  dholland /*
    148      1.1  dholland  * hook called after upgrade() or install() has finished setting
    149      1.1  dholland  * up the target disk but immediately before the user is given the
    150      1.1  dholland  * ``disks are now set up'' message.
    151      1.1  dholland  *
    152  1.9.4.1  perseant  * On pmax, we take this opportunity to update the bootblocks.
    153      1.1  dholland  */
    154      1.1  dholland int
    155      1.4    martin md_post_newfs(struct install_partition_desc *install)
    156      1.1  dholland {
    157      1.1  dholland 	char *bootxx;
    158      1.1  dholland 	int error;
    159      1.1  dholland 
    160      1.1  dholland 	/* XXX boot blocks ... */
    161      1.1  dholland 	if (target_already_root()) {
    162      1.1  dholland 		/* /usr is empty and we must already have bootblocks? */
    163      1.1  dholland 		return 0;
    164      1.1  dholland 	}
    165      1.1  dholland 
    166      1.5  christos 	msg_fmt_display(MSG_dobootblks, "%s", pm->diskdev);
    167      1.1  dholland 	cp_to_target("/usr/mdec/boot.pmax", "/boot.pmax");
    168      1.4    martin 	bootxx = bootxx_name(install);
    169      1.1  dholland 	if (bootxx != NULL) {
    170      1.1  dholland 		error = run_program(RUN_DISPLAY | RUN_NO_CLEAR,
    171      1.2    martin 		    "/usr/sbin/installboot /dev/r%sc %s", pm->diskdev, bootxx);
    172      1.1  dholland 		free(bootxx);
    173      1.1  dholland 	} else
    174      1.1  dholland 		error = -1;
    175      1.1  dholland 
    176      1.1  dholland 	if (error != 0)
    177      1.1  dholland 		process_menu(MENU_ok,
    178      1.3     joerg 		    __UNCONST("Warning: disk is probably not bootable"));
    179      1.1  dholland 
    180      1.7    martin 	wclear(stdscr);
    181      1.7    martin 	touchwin(stdscr);
    182      1.7    martin 	clearok(stdscr, 1);
    183      1.7    martin 	refresh();
    184      1.7    martin 
    185      1.1  dholland 	return 0;
    186      1.1  dholland }
    187      1.1  dholland 
    188      1.1  dholland int
    189      1.9    martin md_post_extract(struct install_partition_desc *install, bool upgrade)
    190      1.1  dholland {
    191      1.1  dholland 	return 0;
    192      1.1  dholland }
    193      1.1  dholland 
    194      1.1  dholland void
    195      1.4    martin md_cleanup_install(struct install_partition_desc *install)
    196      1.1  dholland {
    197      1.1  dholland #ifndef DEBUG
    198      1.1  dholland 	enable_rc_conf();
    199      1.1  dholland #endif
    200      1.1  dholland }
    201      1.1  dholland 
    202      1.1  dholland int
    203      1.4    martin md_pre_update(struct install_partition_desc *install)
    204      1.1  dholland {
    205      1.1  dholland 	return 1;
    206      1.1  dholland }
    207      1.1  dholland 
    208      1.1  dholland /* Upgrade support */
    209      1.1  dholland int
    210      1.4    martin md_update(struct install_partition_desc *install)
    211      1.1  dholland {
    212      1.4    martin 	md_post_newfs(install);
    213      1.1  dholland 	return 1;
    214      1.1  dholland }
    215      1.1  dholland 
    216      1.1  dholland int
    217      1.6    martin md_pre_mount(struct install_partition_desc *install, size_t ndx)
    218      1.1  dholland {
    219      1.1  dholland 	return 0;
    220      1.1  dholland }
    221      1.4    martin 
    222      1.4    martin bool
    223      1.4    martin md_parts_use_wholedisk(struct disk_partitions *parts)
    224      1.4    martin {
    225      1.4    martin 	return parts_use_wholedisk(parts, 0, NULL);
    226      1.4    martin }
    227      1.4    martin 
    228      1.4    martin #ifdef HAVE_GPT
    229      1.4    martin bool
    230      1.4    martin md_gpt_post_write(struct disk_partitions *parts, part_id root_id,
    231      1.4    martin     bool root_is_new, part_id efi_id, bool efi_is_new)
    232      1.4    martin {
    233      1.4    martin 	/* no GPT boot support - nothing to do here */
    234      1.4    martin 	return true;
    235      1.4    martin }
    236      1.4    martin #endif
    237      1.4    martin 
    238