1 /* $NetBSD: md.c,v 1.9 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 -- hppa machine specific routines */ 36 /* This file is in close sync with pmax, vax, and x68k, sparc md.c */ 37 38 #include <sys/types.h> 39 #include <sys/ioctl.h> 40 #include <sys/param.h> 41 #include <stdio.h> 42 #include <curses.h> 43 #include <unistd.h> 44 #include <fcntl.h> 45 #include <util.h> 46 47 #include "defs.h" 48 #include "md.h" 49 #include "msg_defs.h" 50 #include "menu_defs.h" 51 52 #define HP700_PDC_LIMIT ((unsigned)2*1024*1024*1024) 53 54 void 55 md_init(void) 56 { 57 } 58 59 void 60 md_init_set_status(int flags) 61 { 62 (void)flags; 63 } 64 65 bool 66 md_get_info(struct install_partition_desc *install) 67 { 68 struct disklabel disklabel; 69 int fd; 70 char dev_name[100]; 71 72 snprintf(dev_name, 100, "/dev/r%sc", pm->diskdev); 73 74 fd = open(dev_name, O_RDONLY, 0); 75 if (fd < 0) { 76 if (logfp) 77 (void)fprintf(logfp, "Can't open %s\n", dev_name); 78 endwin(); 79 fprintf(stderr, "Can't open %s\n", dev_name); 80 exit(1); 81 } 82 if (ioctl(fd, DIOCGDINFO, &disklabel) == -1) { 83 if (logfp) 84 (void)fprintf(logfp, "Can't read disklabel on %s.\n", 85 dev_name); 86 endwin(); 87 fprintf(stderr, "Can't read disklabel on %s.\n", dev_name); 88 close(fd); 89 exit(1); 90 } 91 close(fd); 92 93 pm->dlcyl = disklabel.d_ncylinders; 94 pm->dlhead = disklabel.d_ntracks; 95 pm->dlsec = disklabel.d_nsectors; 96 pm->sectorsize = disklabel.d_secsize; 97 pm->dlcylsize = disklabel.d_secpercyl; 98 99 /* 100 * Compute whole disk size. Take max of (pm->dlcyl*pm->dlhead*pm->dlsec) 101 * and secperunit, just in case the disk is already labelled. 102 * (If our new label's RAW_PART size ends up smaller than the 103 * in-core RAW_PART size value, updating the label will fail.) 104 */ 105 pm->dlsize = pm->dlcyl*pm->dlhead*pm->dlsec; 106 if (disklabel.d_secperunit > pm->dlsize) 107 pm->dlsize = disklabel.d_secperunit; 108 109 /* 110 * hp700 PDC can only address up to 2GB. 111 */ 112 root_limit = HP700_PDC_LIMIT / (unsigned)pm->sectorsize; 113 114 return true; 115 } 116 117 /* 118 * md back-end code for menu-driven BSD disklabel editor. 119 */ 120 int 121 md_make_bsd_partitions(struct install_partition_desc *install) 122 { 123 return make_bsd_partitions(install); 124 } 125 126 /* 127 * any additional partition validation 128 */ 129 bool 130 md_check_partitions(struct install_partition_desc *install) 131 { 132 /* Check the root partition is sane. */ 133 daddr_t limit = HP700_PDC_LIMIT / (unsigned)pm->sectorsize; 134 size_t part; 135 136 for (part = 0; part < install->num; part++) { 137 if (strcmp(install->infos[part].mount, "/") == 0) { 138 daddr_t offset = install->infos[part].cur_start; 139 daddr_t size = install->infos[part].size; 140 141 if (offset > limit || offset + size > limit) { 142 msg_display(MSG_md_pdclimit); 143 process_menu(MENU_ok, NULL); 144 return false; 145 } 146 } 147 } 148 149 return true; 150 } 151 152 /* 153 * hook called before writing new disklabel. 154 */ 155 bool 156 md_pre_disklabel(struct install_partition_desc *install, 157 struct disk_partitions *parts) 158 { 159 return true; 160 } 161 162 /* 163 * hook called after writing disklabel to new target disk. 164 */ 165 bool 166 md_post_disklabel(struct install_partition_desc *install, 167 struct disk_partitions *parts) 168 { 169 return true; 170 } 171 172 /* 173 * hook called after upgrade() or install() has finished setting 174 * up the target disk but immediately before the user is given the 175 * ``disks are now set up'' message. 176 */ 177 int 178 md_post_newfs(struct install_partition_desc *install) 179 { 180 int error; 181 182 error = cp_to_target("/usr/mdec/boot", "/boot"); 183 if (error) 184 return error; 185 186 /* boot blocks ... */ 187 msg_fmt_display(MSG_dobootblks, "%s", pm->diskdev); 188 if (run_program(RUN_DISPLAY, 189 "/usr/sbin/installboot -v /dev/r%sc /usr/mdec/xxboot", 190 pm->diskdev)) 191 process_menu(MENU_ok, 192 __UNCONST("Warning: disk is probably not bootable")); 193 return 0; 194 } 195 196 int 197 md_post_extract(struct install_partition_desc *install, bool upgrade) 198 { 199 return 0; 200 } 201 202 void 203 md_cleanup_install(struct install_partition_desc *install) 204 { 205 #ifndef DEBUG 206 enable_rc_conf(); 207 #endif 208 } 209 210 int 211 md_pre_update(struct install_partition_desc *install) 212 { 213 return 1; 214 } 215 216 /* Upgrade support */ 217 int 218 md_update(struct install_partition_desc *install) 219 { 220 md_post_newfs(install); 221 return 1; 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_parts_use_wholedisk(struct disk_partitions *parts) 232 { 233 return parts_use_wholedisk(parts, 0, NULL); 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