Home | History | Annotate | Line # | Download | only in pmax
md.c revision 1.8
      1 /*	$NetBSD: md.c,v 1.8 2020/10/12 16:14:36 martin Exp $	*/
      2 
      3 /*
      4  * Copyright 1997 Piermont Information Systems Inc.
      5  * All rights reserved.
      6  *
      7  * Based on code written by Philip A. Nelson for Piermont Information
      8  * Systems Inc.
      9  *
     10  * Redistribution and use in source and binary forms, with or without
     11  * modification, are permitted provided that the following conditions
     12  * are met:
     13  * 1. Redistributions of source code must retain the above copyright
     14  *    notice, this list of conditions and the following disclaimer.
     15  * 2. Redistributions in binary form must reproduce the above copyright
     16  *    notice, this list of conditions and the following disclaimer in the
     17  *    documentation and/or other materials provided with the distribution.
     18  * 3. The name of Piermont Information Systems Inc. may not be used to endorse
     19  *    or promote products derived from this software without specific prior
     20  *    written permission.
     21  *
     22  * THIS SOFTWARE IS PROVIDED BY PIERMONT INFORMATION SYSTEMS INC. ``AS IS''
     23  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     24  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     25  * ARE DISCLAIMED. IN NO EVENT SHALL PIERMONT INFORMATION SYSTEMS INC. BE
     26  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     27  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     28  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     29  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     30  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     31  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
     32  * THE POSSIBILITY OF SUCH DAMAGE.
     33  */
     34 
     35 /* md.c -- pmax machine specific routines */
     36 /* This file is in close sync with sparc, vax, and x68k md.c */
     37 
     38 #include <sys/types.h>
     39 #include <sys/ioctl.h>
     40 #include <stdio.h>
     41 #include <curses.h>
     42 #include <unistd.h>
     43 #include <fcntl.h>
     44 #include <util.h>
     45 
     46 #include "defs.h"
     47 #include "md.h"
     48 #include "msg_defs.h"
     49 #include "menu_defs.h"
     50 
     51 void
     52 md_init(void)
     53 {
     54 }
     55 
     56 void
     57 md_init_set_status(int flags)
     58 {
     59 	(void)flags;
     60 }
     61 
     62 bool
     63 md_get_info(struct install_partition_desc *install)
     64 {
     65 	struct disklabel disklabel;
     66 	int fd;
     67 	char dev_name[100];
     68 
     69 	snprintf(dev_name, 100, "/dev/r%sc", pm->diskdev);
     70 
     71 	fd = open(dev_name, O_RDONLY, 0);
     72 	if (fd < 0) {
     73 		if (logfp)
     74 			(void)fprintf(logfp, "Can't open %s\n", dev_name);
     75 		endwin();
     76 		fprintf(stderr, "Can't open %s\n", dev_name);
     77 		exit(1);
     78 	}
     79 	if (ioctl(fd, DIOCGDINFO, &disklabel) == -1) {
     80 		if (logfp)
     81 			(void)fprintf(logfp, "Can't read disklabel on %s.\n",
     82 				dev_name);
     83 		endwin();
     84 		fprintf(stderr, "Can't read disklabel on %s.\n", dev_name);
     85 		close(fd);
     86 		exit(1);
     87 	}
     88 	close(fd);
     89 
     90 	pm->dlcyl = disklabel.d_ncylinders;
     91 	pm->dlhead = disklabel.d_ntracks;
     92 	pm->dlsec = disklabel.d_nsectors;
     93 	pm->sectorsize = disklabel.d_secsize;
     94 	pm->dlcylsize = disklabel.d_secpercyl;
     95 
     96 	/*
     97 	 * Compute whole disk size. Take max of (pm->dlcyl*pm->dlhead*pm->dlsec)
     98 	 * and secperunit,  just in case the disk is already labelled.
     99 	 * (If our new label's RAW_PART size ends up smaller than the
    100 	 * in-core RAW_PART size  value, updating the label will fail.)
    101 	 */
    102 	pm->dlsize = pm->dlcyl*pm->dlhead*pm->dlsec;
    103 	if (disklabel.d_secperunit > pm->dlsize)
    104 		pm->dlsize = disklabel.d_secperunit;
    105 
    106 	return true;
    107 }
    108 
    109 /*
    110  * md back-end code for menu-driven BSD disklabel editor.
    111  */
    112 int
    113 md_make_bsd_partitions(struct install_partition_desc *install)
    114 {
    115 	return make_bsd_partitions(install);
    116 }
    117 
    118 /*
    119  * any additional partition validation
    120  */
    121 bool
    122 md_check_partitions(struct install_partition_desc *install)
    123 {
    124 	return true;
    125 }
    126 
    127 /*
    128  * hook called before writing new disklabel.
    129  */
    130 bool
    131 md_pre_disklabel(struct install_partition_desc *install,
    132     struct disk_partitions *parts)
    133 {
    134 	return true;
    135 }
    136 
    137 /*
    138  * hook called after writing disklabel to new target disk.
    139  */
    140 bool
    141 md_post_disklabel(struct install_partition_desc *install,
    142     struct disk_partitions *parts)
    143 {
    144 	return true;
    145 }
    146 
    147 /*
    148  * hook called after upgrade() or install() has finished setting
    149  * up the target disk but immediately before the user is given the
    150  * ``disks are now set up'' message.
    151  *
    152  * On pmax, we take this opportuinty to update the bootblocks.
    153  */
    154 int
    155 md_post_newfs(struct install_partition_desc *install)
    156 {
    157 	char *bootxx;
    158 	int error;
    159 
    160 	/* XXX boot blocks ... */
    161 	if (target_already_root()) {
    162 		/* /usr is empty and we must already have bootblocks? */
    163 		return 0;
    164 	}
    165 
    166 	msg_fmt_display(MSG_dobootblks, "%s", pm->diskdev);
    167 	cp_to_target("/usr/mdec/boot.pmax", "/boot.pmax");
    168 	bootxx = bootxx_name(install);
    169 	if (bootxx != NULL) {
    170 		error = run_program(RUN_DISPLAY | RUN_NO_CLEAR,
    171 		    "/usr/sbin/installboot /dev/r%sc %s", pm->diskdev, bootxx);
    172 		free(bootxx);
    173 	} else
    174 		error = -1;
    175 
    176 	if (error != 0)
    177 		process_menu(MENU_ok,
    178 		    __UNCONST("Warning: disk is probably not bootable"));
    179 
    180 	wclear(stdscr);
    181 	touchwin(stdscr);
    182 	clearok(stdscr, 1);
    183 	refresh();
    184 
    185 	return 0;
    186 }
    187 
    188 int
    189 md_post_extract(struct install_partition_desc *install)
    190 {
    191 	return 0;
    192 }
    193 
    194 void
    195 md_cleanup_install(struct install_partition_desc *install)
    196 {
    197 #ifndef DEBUG
    198 	enable_rc_conf();
    199 #endif
    200 }
    201 
    202 int
    203 md_pre_update(struct install_partition_desc *install)
    204 {
    205 	return 1;
    206 }
    207 
    208 /* Upgrade support */
    209 int
    210 md_update(struct install_partition_desc *install)
    211 {
    212 	md_post_newfs(install);
    213 	return 1;
    214 }
    215 
    216 int
    217 md_pre_mount(struct install_partition_desc *install, size_t ndx)
    218 {
    219 	return 0;
    220 }
    221 
    222 bool
    223 md_parts_use_wholedisk(struct disk_partitions *parts)
    224 {
    225 	return parts_use_wholedisk(parts, 0, NULL);
    226 }
    227 
    228 #ifdef HAVE_GPT
    229 bool
    230 md_gpt_post_write(struct disk_partitions *parts, part_id root_id,
    231     bool root_is_new, part_id efi_id, bool efi_is_new)
    232 {
    233 	/* no GPT boot support - nothing to do here */
    234 	return true;
    235 }
    236 #endif
    237 
    238