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md.c revision 1.5 
      1 /*	$NetBSD: md.c,v 1.5 2019/07/13 17:13:36 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 -- bebox machine specific routines */
     36 
     37 #include <sys/param.h>
     38 #include <sys/sysctl.h>
     39 #include <stdio.h>
     40 #include <util.h>
     41 
     42 #include "defs.h"
     43 #include "md.h"
     44 #include "msg_defs.h"
     45 #include "menu_defs.h"
     46 
     47 void
     48 md_init(void)
     49 {
     50 }
     51 
     52 void
     53 md_init_set_status(int flags)
     54 {
     55 	(void)flags;
     56 }
     57 
     58 bool
     59 md_get_info(struct install_partition_desc *install)
     60 {
     61 
     62 	if (pm->no_mbr || pm->no_part)
     63 		return true;
     64 
     65 	if (pm->parts == NULL) {
     66 
     67 		const struct disk_partitioning_scheme *ps =
     68 		    select_part_scheme(pm, NULL, true, NULL);
     69 
     70 		if (!ps)
     71 			return true;
     72 
     73 		struct disk_partitions *parts =
     74 		   (*ps->create_new_for_disk)(pm->diskdev,
     75 		   0, pm->dlsize, pm->dlsize, true);
     76 		if (!parts)
     77 			return false;
     78 
     79 		pm->parts = parts;
     80 		if (ps->size_limit > 0 && pm->dlsize > ps->size_limit)
     81 			pm->dlsize = ps->size_limit;
     82 	}
     83 
     84 	return set_bios_geom_with_mbr_guess(pm->parts);
     85 }
     86 
     87 /*
     88  * md back-end code for menu-driven BSD disklabel editor.
     89  */
     90 bool
     91 md_make_bsd_partitions(struct install_partition_desc *install)
     92 {
     93 	return make_bsd_partitions(install);
     94 }
     95 
     96 /*
     97  * any additional partition validation
     98  */
     99 bool
    100 md_check_partitions(struct install_partition_desc *install)
    101 {
    102 	return true;
    103 }
    104 
    105 /*
    106  * hook called before writing new disklabel.
    107  */
    108 bool
    109 md_pre_disklabel(struct install_partition_desc *install,
    110     struct disk_partitions *parts)
    111 {
    112 
    113 	if (parts->parent == NULL)
    114 		return true;	/* no outer partitions */
    115 
    116 	parts = parts->parent;
    117 
    118 	msg_display_subst(MSG_dofdisk, 3, parts->disk,
    119 	    msg_string(parts->pscheme->name),
    120 	    msg_string(parts->pscheme->short_name));
    121 
    122 	/* write edited "MBR" onto disk. */
    123 	if (!parts->pscheme->write_to_disk(parts)) {
    124 		msg_display(MSG_wmbrfail);
    125 		process_menu(MENU_ok, NULL);
    126 		return false;
    127 	}
    128 	return true;
    129 }
    130 
    131 /*
    132  * hook called after writing disklabel to new target disk.
    133  */
    134 bool
    135 md_post_disklabel(struct install_partition_desc *install,
    136     struct disk_partitions *parts)
    137 {
    138 	return true;
    139 }
    140 
    141 /*
    142  * hook called after upgrade() or install() has finished setting
    143  * up the target disk but immediately before the user is given the
    144  * ``disks are now set up'' message.
    145  */
    146 int
    147 md_post_newfs(struct install_partition_desc *install)
    148 {
    149 	return 0;
    150 }
    151 
    152 int
    153 md_post_extract(struct install_partition_desc *install)
    154 {
    155 	return 0;
    156 }
    157 
    158 void
    159 md_cleanup_install(struct install_partition_desc *install)
    160 {
    161 #ifndef DEBUG
    162 	enable_rc_conf();
    163 #endif
    164 }
    165 
    166 int
    167 md_pre_update(struct install_partition_desc *install)
    168 {
    169 	return 1;
    170 }
    171 
    172 /* Upgrade support */
    173 int
    174 md_update(struct install_partition_desc *install)
    175 {
    176 	md_post_newfs(install);
    177 	return 1;
    178 }
    179 
    180 int
    181 md_check_mbr(struct disk_partitions *parts, mbr_info_t *mbri, bool quiet)
    182 {
    183 	return 2;
    184 }
    185 
    186 bool
    187 md_parts_use_wholedisk(struct disk_partitions *parts)
    188 {
    189 	return parts_use_wholedisk(parts, 0, NULL);
    190 }
    191 
    192 int
    193 md_pre_mount(struct install_partition_desc *install, size_t ndx)
    194 {
    195 	return 0;
    196 }
    197 
    198 /* returns false if no write-back of parts is required */
    199 bool
    200 md_mbr_update_check(struct disk_partitions *parts, mbr_info_t *mbri)
    201 {
    202 	return false;
    203 }
    204 
    205 #ifdef HAVE_GPT
    206 /*
    207  * New GPT partitions have been written, update bootloader or remember
    208  * data untill needed in md_post_newfs
    209  */
    210 bool
    211 md_gpt_post_write(struct disk_partitions *parts, part_id root_id,
    212     bool root_is_new, part_id efi_id, bool efi_is_new)
    213 {
    214 	return true;
    215 }
    216 #endif
    217 
    218