1 /* $NetBSD: md.c,v 1.14 2020/10/12 16:14:34 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 msg_display(MSG_wmbrfail); 135 process_menu(MENU_ok, NULL); 136 return false; 137 } 138 return true; 139 } 140 141 /* 142 * hook called after writing disklabel to new target disk. 143 */ 144 bool 145 md_post_disklabel(struct install_partition_desc *install, 146 struct disk_partitions *parts) 147 { 148 return true; 149 } 150 151 /* 152 * hook called after upgrade() or install() has finished setting 153 * up the target disk but immediately before the user is given the 154 * ``disks are now set up'' message. 155 * 156 * On the landisk, we use this opportunity to install the boot blocks. 157 */ 158 int 159 md_post_newfs(struct install_partition_desc *install) 160 { 161 char *bootxx; 162 int error; 163 164 msg_fmt_display(MSG_dobootblks, "%s", pm->diskdev); 165 cp_to_target("/usr/mdec/boot", "/boot"); 166 bootxx = bootxx_name(install); 167 if (bootxx != NULL) { 168 error = run_program(RUN_DISPLAY, 169 "/usr/sbin/installboot -v /dev/r%sd %s", pm->diskdev, bootxx); 170 free(bootxx); 171 } else 172 error = -1; 173 174 if (error != 0) 175 process_menu(MENU_ok, 176 __UNCONST("Warning: disk is probably not bootable")); 177 178 return 0; 179 } 180 181 int 182 md_post_extract(struct install_partition_desc *install) 183 { 184 return 0; 185 } 186 187 void 188 md_cleanup_install(struct install_partition_desc *install) 189 { 190 #ifndef DEBUG 191 enable_rc_conf(); 192 #endif 193 } 194 195 int 196 md_pre_update(struct install_partition_desc *install) 197 { 198 return 1; 199 } 200 201 /* Upgrade support */ 202 int 203 md_update(struct install_partition_desc *install) 204 { 205 md_post_newfs(install); 206 return 1; 207 } 208 209 int 210 md_check_mbr(struct disk_partitions *parts, mbr_info_t *mbri, bool quiet) 211 { 212 return 2; 213 } 214 215 bool 216 md_parts_use_wholedisk(struct disk_partitions *parts) 217 { 218 return parts_use_wholedisk(parts, 0, NULL); 219 } 220 221 222 int 223 md_pre_mount(struct install_partition_desc *install, size_t ndx) 224 { 225 return 0; 226 } 227 228 bool 229 md_mbr_update_check(struct disk_partitions *parts, mbr_info_t *mbri) 230 { 231 return false; /* no change, no need to write back */ 232 } 233 234 #ifdef HAVE_GPT 235 bool 236 md_gpt_post_write(struct disk_partitions *parts, part_id root_id, 237 bool root_is_new, part_id efi_id, bool efi_is_new) 238 { 239 /* no GPT boot support, nothing needs to be done here */ 240 return true; 241 } 242 #endif 243 244