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      1 /*	$NetBSD: md.c,v 1.10 2022/01/29 16:01:18 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 -- hpcmips machine specific routines */
     36 
     37 #include <stdio.h>
     38 #include <util.h>
     39 #include <sys/param.h>
     40 #include <machine/cpu.h>
     41 #include <sys/sysctl.h>
     42 
     43 #include "defs.h"
     44 #include "md.h"
     45 #include "msg_defs.h"
     46 #include "menu_defs.h"
     47 #include "endian.h"
     48 #include "mbr.h"
     49 
     50 void
     51 md_init(void)
     52 {
     53 }
     54 
     55 void
     56 md_init_set_status(int flags)
     57 {
     58 	(void)flags;
     59 }
     60 
     61 bool
     62 md_get_info(struct install_partition_desc *install)
     63 {
     64 	int res;
     65 
     66 	if (pm->no_mbr || pm->no_part)
     67 		return true;
     68 
     69 again:
     70 	if (pm->parts == NULL) {
     71 
     72 		const struct disk_partitioning_scheme *ps =
     73 		    select_part_scheme(pm, NULL, true, NULL);
     74 
     75 		if (!ps)
     76 			return false;
     77 
     78 		struct disk_partitions *parts =
     79 		   (*ps->create_new_for_disk)(pm->diskdev,
     80 		   0, pm->dlsize, true, NULL);
     81 		if (!parts)
     82 			return false;
     83 
     84 		pm->parts = parts;
     85 		if (ps->size_limit > 0 && pm->dlsize > ps->size_limit)
     86 			pm->dlsize = ps->size_limit;
     87 	}
     88 
     89 	res = set_bios_geom_with_mbr_guess(pm->parts);
     90 	if (res == 0)
     91 		return false;
     92 	else if (res == 1)
     93 		return true;
     94 
     95 	pm->parts->pscheme->destroy_part_scheme(pm->parts);
     96 	pm->parts = NULL;
     97 	goto again;
     98 }
     99 
    100 /*
    101  * md back-end code for menu-driven BSD disklabel editor.
    102  */
    103 int
    104 md_make_bsd_partitions(struct install_partition_desc *install)
    105 {
    106 	return make_bsd_partitions(install);
    107 }
    108 
    109 /*
    110  * any additional partition validation
    111  */
    112 bool
    113 md_check_partitions(struct install_partition_desc *install)
    114 {
    115 	return true;
    116 }
    117 
    118 /*
    119  * hook called before writing new disklabel.
    120  */
    121 bool
    122 md_pre_disklabel(struct install_partition_desc *install,
    123     struct disk_partitions *parts)
    124 {
    125 
    126 	if (parts->parent == NULL)
    127 		return true;	/* no outer partitions */
    128 
    129 	parts = parts->parent;
    130 
    131 	msg_display_subst(MSG_dofdisk, 3, parts->disk,
    132 	    msg_string(parts->pscheme->name),
    133 	    msg_string(parts->pscheme->short_name));
    134 
    135 	/* write edited "MBR" onto disk. */
    136 	if (!parts->pscheme->write_to_disk(parts)) {
    137 		msg_display(MSG_wmbrfail);
    138 		process_menu(MENU_ok, NULL);
    139 		return false;
    140 	}
    141 	return true;
    142 }
    143 
    144 /*
    145  * hook called after writing disklabel to new target disk.
    146  */
    147 bool
    148 md_post_disklabel(struct install_partition_desc *install,
    149     struct disk_partitions *parts)
    150 {
    151 #if 0	/* XXX - when did bad144 get removed and this code not? */
    152 	/* Sector forwarding / badblocks ... */
    153 	if (*pm->doessf) {
    154 		msg_display(MSG_dobad144);
    155 		return run_program(RUN_DISPLAY, "/usr/sbin/bad144 %s 0",
    156 		    pm->diskdev) == 0;
    157 	}
    158 #endif
    159 	return true;
    160 }
    161 
    162 /*
    163  * hook called after upgrade() or install() has finished setting
    164  * up the target disk but immediately before the user is given the
    165  * ``disks are now set up'' message.
    166  */
    167 int
    168 md_post_newfs(struct install_partition_desc *install)
    169 {
    170 	return 0;
    171 }
    172 
    173 void
    174 md_cleanup_install(struct install_partition_desc *install)
    175 {
    176 #ifndef DEBUG
    177 	enable_rc_conf();
    178 #endif
    179 }
    180 
    181 int
    182 md_pre_update(struct install_partition_desc *install)
    183 {
    184 	return 1;
    185 }
    186 
    187 /* Upgrade support */
    188 int
    189 md_update(struct install_partition_desc *install)
    190 {
    191 	md_post_newfs(install);
    192 	return 1;
    193 }
    194 
    195 int
    196 md_post_extract(struct install_partition_desc *install, bool upgrade)
    197 {
    198 	return 0;
    199 }
    200 
    201 int
    202 md_check_mbr(struct disk_partitions *parts, mbr_info_t *mbri, bool quiet)
    203 {
    204 	return 2;
    205 }
    206 
    207 bool
    208 md_parts_use_wholedisk(struct disk_partitions *parts)
    209 {
    210 	return parts_use_wholedisk(parts, 0, NULL);
    211 }
    212 
    213 int
    214 md_pre_mount(struct install_partition_desc *install, size_t ndx)
    215 {
    216 	return 0;
    217 }
    218 
    219 /* returns false if no write-back of parts is required */
    220 bool
    221 md_mbr_update_check(struct disk_partitions *parts, mbr_info_t *mbri)
    222 {
    223 	return false;
    224 }
    225 
    226 #ifdef HAVE_GPT
    227 /*
    228  * New GPT partitions have been written, update bootloader or remember
    229  * data untill needed in md_post_newfs
    230  */
    231 bool
    232 md_gpt_post_write(struct disk_partitions *parts, part_id root_id,
    233     bool root_is_new, part_id efi_id, bool efi_is_new)
    234 {
    235 	return true;
    236 }
    237 #endif
    238 
    239