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md.c revision 1.2.28.1
      1  1.2.28.1    martin /*	$NetBSD: md.c,v 1.2.28.1 2020/04/13 08:06:01 martin 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 -- cats machine specific routines */
     36       1.1  dholland 
     37       1.1  dholland #include <stdio.h>
     38       1.1  dholland #include <curses.h>
     39       1.1  dholland #include <unistd.h>
     40       1.1  dholland #include <fcntl.h>
     41       1.1  dholland #include <util.h>
     42       1.1  dholland #include <sys/types.h>
     43       1.1  dholland #include <sys/ioctl.h>
     44       1.1  dholland #include <sys/param.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  1.2.28.1    martin bool
     63  1.2.28.1    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 #if 0
     69       1.1  dholland 	static char bb[DEV_BSIZE];
     70       1.1  dholland 	struct filecore_bootblock *fcbb = (struct filecore_bootblock *)bb;
     71       1.1  dholland #endif
     72       1.1  dholland 	int offset = 0;
     73       1.1  dholland 
     74       1.2    martin 	snprintf(dev_name, 100, "/dev/r%sc", pm->diskdev);
     75       1.1  dholland 
     76       1.1  dholland 	fd = open(dev_name, O_RDONLY, 0);
     77       1.1  dholland 	if (fd < 0) {
     78       1.1  dholland 		endwin();
     79       1.1  dholland 		fprintf(stderr, "Can't open %s\n", dev_name);
     80       1.1  dholland 		exit(1);
     81       1.1  dholland 	}
     82       1.1  dholland 	if (ioctl(fd, DIOCGDINFO, &disklabel) == -1) {
     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 
     89       1.1  dholland 	close(fd);
     90       1.1  dholland 
     91       1.2    martin 	pm->dlcyl = disklabel.d_ncylinders;
     92       1.2    martin 	pm->dlhead = disklabel.d_ntracks;
     93       1.2    martin 	pm->dlsec = disklabel.d_nsectors;
     94       1.2    martin 	pm->sectorsize = disklabel.d_secsize;
     95       1.2    martin 	pm->dlcylsize = disklabel.d_secpercyl;
     96       1.1  dholland 
     97       1.1  dholland 	/*
     98       1.2    martin 	 * Compute whole disk size. Take max of (pm->dlcyl*pm->dlhead*pm->dlsec)
     99       1.1  dholland 	 * and secperunit,  just in case the disk is already labelled.
    100       1.1  dholland 	 * (If our new label's RAW_PART size ends up smaller than the
    101       1.1  dholland 	 * in-core RAW_PART size  value, updating the label will fail.)
    102       1.1  dholland 	 */
    103       1.2    martin 	pm->dlsize = pm->dlcyl*pm->dlhead*pm->dlsec;
    104       1.2    martin 	if (disklabel.d_secperunit > pm->dlsize)
    105       1.2    martin 		pm->dlsize = disklabel.d_secperunit;
    106       1.1  dholland 
    107       1.2    martin 	pm->ptstart = offset;
    108       1.1  dholland /*	endwin();
    109       1.2    martin 	printf("pm->dlcyl=%d\n", pm->dlcyl);
    110       1.2    martin 	printf("pm->dlhead=%d\n", pm->dlhead);
    111       1.2    martin 	printf("pm->dlsec=%d\n", pm->dlsec);
    112       1.2    martin 	printf("secsz=%d\n", pm->sectorsize);
    113       1.2    martin 	printf("cylsz=%d\n", pm->dlcylsize);
    114       1.2    martin 	printf("dlsz=%d\n", pm->dlsize);
    115       1.2    martin 	printf("pstart=%d\n", pm->ptstart);
    116       1.1  dholland 	printf("pstart=%d\n", partsize);
    117       1.1  dholland 	printf("secpun=%d\n", disklabel.d_secperunit);
    118       1.1  dholland 	backtowin();*/
    119       1.1  dholland 
    120  1.2.28.1    martin 	return true;
    121       1.1  dholland }
    122       1.1  dholland 
    123       1.1  dholland /*
    124       1.1  dholland  * md back-end code for menu-driven BSD disklabel editor.
    125       1.1  dholland  */
    126  1.2.28.1    martin bool
    127  1.2.28.1    martin md_make_bsd_partitions(struct install_partition_desc *install)
    128       1.1  dholland {
    129  1.2.28.1    martin 	return make_bsd_partitions(install);
    130       1.1  dholland }
    131       1.1  dholland 
    132       1.1  dholland /*
    133       1.1  dholland  * any additional partition validation
    134       1.1  dholland  */
    135  1.2.28.1    martin bool
    136  1.2.28.1    martin md_check_partitions(struct install_partition_desc *install)
    137       1.1  dholland {
    138  1.2.28.1    martin 	return true;
    139       1.1  dholland }
    140       1.1  dholland 
    141       1.1  dholland /*
    142       1.1  dholland  * hook called before writing new disklabel.
    143       1.1  dholland  */
    144  1.2.28.1    martin bool
    145  1.2.28.1    martin md_pre_disklabel(struct install_partition_desc *install,
    146  1.2.28.1    martin     struct disk_partitions *parts)
    147       1.1  dholland {
    148  1.2.28.1    martin 	return true;
    149       1.1  dholland }
    150       1.1  dholland 
    151       1.1  dholland /*
    152       1.1  dholland  * hook called after writing disklabel to new target disk.
    153       1.1  dholland  */
    154  1.2.28.1    martin bool
    155  1.2.28.1    martin md_post_disklabel(struct install_partition_desc *install,
    156  1.2.28.1    martin     struct disk_partitions *parts)
    157       1.1  dholland {
    158  1.2.28.1    martin 	return true;
    159       1.1  dholland }
    160       1.1  dholland 
    161       1.1  dholland /*
    162       1.1  dholland  * hook called after upgrade() or install() has finished setting
    163       1.1  dholland  * up the target disk but immediately before the user is given the
    164       1.1  dholland  * ``disks are now set up'' message.
    165       1.1  dholland  */
    166       1.1  dholland int
    167  1.2.28.1    martin md_post_newfs(struct install_partition_desc *install)
    168       1.1  dholland {
    169       1.1  dholland 	return 0;
    170       1.1  dholland }
    171       1.1  dholland 
    172       1.1  dholland int
    173  1.2.28.1    martin md_post_extract(struct install_partition_desc *install)
    174       1.1  dholland {
    175       1.1  dholland 	return 0;
    176       1.1  dholland }
    177       1.1  dholland 
    178       1.1  dholland void
    179  1.2.28.1    martin md_cleanup_install(struct install_partition_desc *install)
    180       1.1  dholland {
    181       1.1  dholland #ifndef DEBUG
    182       1.1  dholland 	enable_rc_conf();
    183       1.1  dholland #endif
    184       1.1  dholland }
    185       1.1  dholland 
    186       1.1  dholland int
    187  1.2.28.1    martin md_pre_update(struct install_partition_desc *install)
    188       1.1  dholland {
    189       1.1  dholland 	return 1;
    190       1.1  dholland }
    191       1.1  dholland 
    192       1.1  dholland /* Upgrade support */
    193       1.1  dholland int
    194  1.2.28.1    martin md_update(struct install_partition_desc *install)
    195       1.1  dholland {
    196  1.2.28.1    martin 	md_post_newfs(install);
    197       1.1  dholland 	return 1;
    198       1.1  dholland }
    199       1.1  dholland 
    200       1.1  dholland int
    201  1.2.28.1    martin md_pre_mount(struct install_partition_desc *install, size_t ndx)
    202       1.1  dholland {
    203       1.1  dholland 	return 0;
    204       1.1  dholland }
    205  1.2.28.1    martin 
    206  1.2.28.1    martin #ifdef HAVE_GPT
    207  1.2.28.1    martin /*
    208  1.2.28.1    martin  * New GPT partitions have been written, update bootloader or remember
    209  1.2.28.1    martin  * data untill needed in md_post_newfs
    210  1.2.28.1    martin  */
    211  1.2.28.1    martin bool
    212  1.2.28.1    martin md_gpt_post_write(struct disk_partitions *parts, part_id root_id,
    213  1.2.28.1    martin     bool root_is_new, part_id efi_id, bool efi_is_new)
    214  1.2.28.1    martin {
    215  1.2.28.1    martin 	return true;
    216  1.2.28.1    martin }
    217  1.2.28.1    martin #endif
    218  1.2.28.1    martin 
    219  1.2.28.1    martin bool
    220  1.2.28.1    martin md_parts_use_wholedisk(struct disk_partitions *parts)
    221  1.2.28.1    martin {
    222  1.2.28.1    martin 	return parts_use_wholedisk(parts, 0, NULL);
    223  1.2.28.1    martin }
    224  1.2.28.1    martin 
    225