md.c revision 1.8
1 /* $NetBSD: md.c,v 1.8 2022/01/29 16:01:20 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 /* changes from the i386 version made by mrg */ 36 37 /* md.c -- vax machine specific routines */ 38 /* This file is in close sync with pmax, sparc, and x68k md.c */ 39 40 #include <sys/types.h> 41 #include <sys/ioctl.h> 42 #include <sys/param.h> 43 #include <stdio.h> 44 #include <curses.h> 45 #include <unistd.h> 46 #include <fcntl.h> 47 #include <util.h> 48 49 #include "defs.h" 50 #include "md.h" 51 #include "msg_defs.h" 52 #include "menu_defs.h" 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 return true; 110 } 111 112 /* 113 * md back-end code for menu-driven BSD disklabel editor. 114 */ 115 int 116 md_make_bsd_partitions(struct install_partition_desc *install) 117 { 118 return make_bsd_partitions(install); 119 } 120 121 /* 122 * any additional partition validation 123 */ 124 bool 125 md_check_partitions(struct install_partition_desc *install) 126 { 127 return true; 128 } 129 130 /* 131 * hook called before writing new disklabel. 132 */ 133 bool 134 md_pre_disklabel(struct install_partition_desc *install, 135 struct disk_partitions *parts) 136 { 137 return true; 138 } 139 140 /* 141 * hook called after writing disklabel to new target disk. 142 */ 143 bool 144 md_post_disklabel(struct install_partition_desc *install, 145 struct disk_partitions *parts) 146 { 147 return true; 148 } 149 150 /* 151 * hook called after upgrade() or install() has finished setting 152 * up the target disk but immediately before the user is given the 153 * ``disks are now set up'' message. 154 * 155 * On the vax, we use this opportunity to install the boot blocks. 156 */ 157 int 158 md_post_newfs(struct install_partition_desc *install) 159 { 160 msg_fmt_display(MSG_dobootblks, "%s", pm->diskdev); 161 run_program(0, "/usr/sbin/installboot /dev/r%s%c /usr/mdec/%.2sboot", 162 pm->diskdev, 'a' + getrawpartition(), pm->diskdev); 163 return 0; 164 } 165 166 int 167 md_post_extract(struct install_partition_desc *install, bool upgrade) 168 { 169 return 0; 170 } 171 172 void 173 md_cleanup_install(struct install_partition_desc *install) 174 { 175 #ifndef DEBUG 176 enable_rc_conf(); 177 #endif 178 } 179 180 int 181 md_pre_update(struct install_partition_desc *install) 182 { 183 return 1; 184 } 185 186 /* Upgrade support */ 187 int 188 md_update(struct install_partition_desc *install) 189 { 190 md_post_newfs(install); 191 return 1; 192 } 193 194 int 195 md_pre_mount(struct install_partition_desc *install, size_t ndx) 196 { 197 return 0; 198 } 199 200 bool 201 md_parts_use_wholedisk(struct disk_partitions *parts) 202 { 203 return parts_use_wholedisk(parts, 0, NULL); 204 } 205 206 #ifdef HAVE_GPT 207 bool 208 md_gpt_post_write(struct disk_partitions *parts, part_id root_id, 209 bool root_is_new, part_id efi_id, bool efi_is_new) 210 { 211 /* no GPT boot support, nothing needs to be done here */ 212 return true; 213 } 214 #endif 215 216
Indexes created Wed Sep 24 05:09:52 GMT 2025