1 /* $NetBSD: md.c,v 1.16 2022/10/02 10:21:36 martin Exp $ */ 2 3 /* 4 * Copyright 1997,2002 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 -- landisk 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 int res; 62 63 if (pm->no_mbr || pm->no_part) 64 return true; 65 66 again: 67 if (pm->parts == NULL) { 68 69 const struct disk_partitioning_scheme *ps = 70 select_part_scheme(pm, NULL, true, NULL); 71 72 if (!ps) 73 return false; 74 75 struct disk_partitions *parts = 76 (*ps->create_new_for_disk)(pm->diskdev, 77 0, pm->dlsize, true, NULL); 78 if (!parts) 79 return false; 80 81 pm->parts = parts; 82 if (ps->size_limit > 0 && pm->dlsize > ps->size_limit) 83 pm->dlsize = ps->size_limit; 84 } 85 86 res = set_bios_geom_with_mbr_guess(pm->parts); 87 if (res == 0) 88 return false; 89 else if (res == 1) 90 return true; 91 92 pm->parts->pscheme->destroy_part_scheme(pm->parts); 93 pm->parts = NULL; 94 goto again; 95 } 96 97 /* 98 * md back-end code for menu-driven BSD disklabel editor. 99 */ 100 int 101 md_make_bsd_partitions(struct install_partition_desc *install) 102 { 103 return make_bsd_partitions(install); 104 } 105 106 /* 107 * any additional partition validation 108 */ 109 bool 110 md_check_partitions(struct install_partition_desc *install) 111 { 112 return true; 113 } 114 115 /* 116 * hook called before writing new disklabel. 117 */ 118 bool 119 md_pre_disklabel(struct install_partition_desc *install, 120 struct disk_partitions *parts) 121 { 122 123 if (parts->parent == NULL) 124 return true; /* no outer partitions */ 125 126 parts = parts->parent; 127 128 msg_display_subst(MSG_dofdisk, 3, parts->disk, 129 msg_string(parts->pscheme->name), 130 msg_string(parts->pscheme->short_name)); 131 132 /* write edited "MBR" onto disk. */ 133 if (!parts->pscheme->write_to_disk(parts) || 134 run_program(RUN_SILENT | RUN_ERROR_OK, 135 "/sbin/fdisk -f -i -c /usr/mdec/mbr %s", parts->disk)) { 136 msg_display(MSG_wmbrfail); 137 process_menu(MENU_ok, NULL); 138 return false; 139 } 140 return true; 141 } 142 143 /* 144 * hook called after writing disklabel to new target disk. 145 */ 146 bool 147 md_post_disklabel(struct install_partition_desc *install, 148 struct disk_partitions *parts) 149 { 150 return true; 151 } 152 153 /* 154 * hook called after upgrade() or install() has finished setting 155 * up the target disk but immediately before the user is given the 156 * ``disks are now set up'' message. 157 * 158 * On the landisk, we use this opportunity to install the boot blocks. 159 */ 160 int 161 md_post_newfs(struct install_partition_desc *install) 162 { 163 char *bootxx; 164 int error; 165 166 msg_fmt_display(MSG_dobootblks, "%s", pm->diskdev); 167 cp_to_target("/usr/mdec/boot", "/boot"); 168 bootxx = bootxx_name(install); 169 if (bootxx != NULL) { 170 error = run_program(RUN_DISPLAY, 171 "/usr/sbin/installboot -v /dev/r%sa %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 return 0; 181 } 182 183 int 184 md_post_extract(struct install_partition_desc *install, bool upgrade) 185 { 186 return 0; 187 } 188 189 void 190 md_cleanup_install(struct install_partition_desc *install) 191 { 192 #ifndef DEBUG 193 enable_rc_conf(); 194 #endif 195 } 196 197 int 198 md_pre_update(struct install_partition_desc *install) 199 { 200 return 1; 201 } 202 203 /* Upgrade support */ 204 int 205 md_update(struct install_partition_desc *install) 206 { 207 md_post_newfs(install); 208 return 1; 209 } 210 211 int 212 md_check_mbr(struct disk_partitions *parts, mbr_info_t *mbri, bool quiet) 213 { 214 return 2; 215 } 216 217 bool 218 md_parts_use_wholedisk(struct disk_partitions *parts) 219 { 220 return parts_use_wholedisk(parts, 0, NULL); 221 } 222 223 224 int 225 md_pre_mount(struct install_partition_desc *install, size_t ndx) 226 { 227 return 0; 228 } 229 230 bool 231 md_mbr_update_check(struct disk_partitions *parts, mbr_info_t *mbri) 232 { 233 return false; /* no change, no need to write back */ 234 } 235 236 #ifdef HAVE_GPT 237 bool 238 md_gpt_post_write(struct disk_partitions *parts, part_id root_id, 239 bool root_is_new, part_id efi_id, bool efi_is_new) 240 { 241 /* no GPT boot support, nothing needs to be done here */ 242 return true; 243 } 244 #endif 245 246