1 /* $NetBSD: md.c,v 1.11 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 -- hpcsh 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 59 (void)flags; 60 } 61 62 bool 63 md_get_info(struct install_partition_desc *install) 64 { 65 int res; 66 67 if (pm->no_mbr || pm->no_part) 68 return true; 69 70 again: 71 if (pm->parts == NULL) { 72 73 const struct disk_partitioning_scheme *ps = 74 select_part_scheme(pm, NULL, true, NULL); 75 76 if (!ps) 77 return false; 78 79 struct disk_partitions *parts = 80 (*ps->create_new_for_disk)(pm->diskdev, 81 0, pm->dlsize, true, NULL); 82 if (!parts) 83 return false; 84 85 pm->parts = parts; 86 if (ps->size_limit > 0 && pm->dlsize > ps->size_limit) 87 pm->dlsize = ps->size_limit; 88 } 89 90 res = set_bios_geom_with_mbr_guess(pm->parts); 91 if (res == 0) 92 return false; 93 else if (res == 1) 94 return true; 95 96 pm->parts->pscheme->destroy_part_scheme(pm->parts); 97 pm->parts = NULL; 98 goto again; 99 } 100 101 /* 102 * md back-end code for menu-driven BSD disklabel editor. 103 */ 104 int 105 md_make_bsd_partitions(struct install_partition_desc *install) 106 { 107 108 return make_bsd_partitions(install); 109 } 110 111 /* 112 * any additional partition validation 113 */ 114 bool 115 md_check_partitions(struct install_partition_desc *install) 116 { 117 118 return true; 119 } 120 121 /* 122 * hook called before writing new disklabel. 123 */ 124 bool 125 md_pre_disklabel(struct install_partition_desc *install, 126 struct disk_partitions *parts) 127 { 128 129 if (parts->parent == NULL) 130 return true; /* no outer partitions */ 131 132 parts = parts->parent; 133 134 msg_display_subst(MSG_dofdisk, 3, parts->disk, 135 msg_string(parts->pscheme->name), 136 msg_string(parts->pscheme->short_name)); 137 138 /* write edited "MBR" onto disk. */ 139 if (!parts->pscheme->write_to_disk(parts)) { 140 msg_display(MSG_wmbrfail); 141 process_menu(MENU_ok, NULL); 142 return false; 143 } 144 return true; 145 } 146 147 /* 148 * hook called after writing disklabel to new target disk. 149 */ 150 bool 151 md_post_disklabel(struct install_partition_desc *install, 152 struct disk_partitions *parts) 153 { 154 return true; 155 } 156 157 /* 158 * hook called after upgrade() or install() has finished setting 159 * up the target disk but immediately before the user is given the 160 * ``disks are now set up'' message. 161 */ 162 int 163 md_post_newfs(struct install_partition_desc *install) 164 { 165 166 return 0; 167 } 168 169 void 170 md_cleanup_install(struct install_partition_desc *install) 171 { 172 173 #ifndef DEBUG 174 enable_rc_conf(); 175 #endif 176 } 177 178 int 179 md_pre_update(struct install_partition_desc *install) 180 { 181 182 return 1; 183 } 184 185 /* Upgrade support */ 186 int 187 md_update(struct install_partition_desc *install) 188 { 189 190 md_post_newfs(install); 191 return 1; 192 } 193 194 int 195 md_post_extract(struct install_partition_desc *install, bool upgrade) 196 { 197 198 return 0; 199 } 200 201 int 202 md_check_mbr(struct disk_partitions *parts, mbr_info_t *mbri, bool quiet) 203 { 204 205 return 2; 206 } 207 208 bool 209 md_parts_use_wholedisk(struct disk_partitions *parts) 210 { 211 212 return parts_use_wholedisk(parts, 0, NULL); 213 } 214 215 int 216 md_pre_mount(struct install_partition_desc *install, size_t ndx) 217 { 218 return 0; 219 } 220 221 bool 222 md_mbr_update_check(struct disk_partitions *parts, mbr_info_t *mbri) 223 { 224 return false; /* no change, no need to write back */ 225 } 226 227 #ifdef HAVE_GPT 228 bool 229 md_gpt_post_write(struct disk_partitions *parts, part_id root_id, 230 bool root_is_new, part_id efi_id, bool efi_is_new) 231 { 232 /* no GPT boot support, nothing needs to be done here */ 233 return true; 234 } 235 #endif 236 237
Indexes created Wed Sep 24 05:09:52 GMT 2025