1 /* $NetBSD: md.c,v 1.4 2015/05/10 10:14:02 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 -- Machine specific code for hp300 */ 36 /* This file is in close sync with pmax, sparc, vax and x68k md.c */ 37 38 #include <stdio.h> 39 #include <unistd.h> 40 #include <sys/disklabel.h> 41 #include <sys/ioctl.h> 42 #include <sys/param.h> 43 #include <util.h> 44 45 #include "defs.h" 46 #include "md.h" 47 #include "msg_defs.h" 48 #include "menu_defs.h" 49 50 void 51 md_init(void) 52 { 53 } 54 55 void 56 md_init_set_status(int flags) 57 { 58 (void)flags; 59 } 60 61 int 62 md_get_info(void) 63 { 64 char buf[1024]; 65 int fd; 66 char dev_name[100]; 67 struct disklabel disklabel; 68 69 snprintf(dev_name, sizeof(dev_name), "/dev/r%sc", pm->diskdev); 70 71 fd = open(dev_name, O_RDONLY, 0); 72 if (fd < 0) { 73 if (logfp) 74 (void)fprintf(logfp, "Can't open %s\n", dev_name); 75 endwin(); 76 fprintf(stderr, "Can't open %s\n", dev_name); 77 exit(1); 78 } 79 if (ioctl(fd, DIOCGDINFO, &disklabel) == -1) { 80 if (logfp) 81 (void)fprintf(logfp, "Can't read disklabel on %s.\n", 82 dev_name); 83 endwin(); 84 fprintf(stderr, "Can't read disklabel on %s.\n", dev_name); 85 close(fd); 86 exit(1); 87 } 88 if (disklabel.d_secsize != 512) { 89 endwin(); 90 fprintf(stderr, "Non-512byte/sector disk is not supported.\n"); 91 close(fd); 92 exit(1); 93 } 94 95 pm->dlcyl = disklabel.d_ncylinders; 96 pm->dlhead = disklabel.d_ntracks; 97 pm->dlsec = disklabel.d_nsectors; 98 pm->sectorsize = disklabel.d_secsize; 99 pm->dlcylsize = disklabel.d_secpercyl; 100 pm->dlsize = pm->dlcyl*pm->dlhead*pm->dlsec; 101 102 if (read(fd, buf, 1024) < 0) { 103 endwin(); 104 fprintf(stderr, "Can't read %s\n", dev_name); 105 close(fd); 106 exit(1); 107 } 108 109 /* We will preserve the first cylinder as PART_BOOT for bootloader. */ 110 pm->ptstart = 0; 111 112 close(fd); 113 114 return 1; 115 } 116 117 /* 118 * md back-end code for menu-driven BSD disklabel editor. 119 */ 120 int 121 md_make_bsd_partitions(void) 122 { 123 124 return make_bsd_partitions(); 125 } 126 127 /* 128 * any additional partition validation 129 */ 130 int 131 md_check_partitions(void) 132 { 133 /* hp300 partitions must be in order of the range. */ 134 int part, last; 135 uint32_t start; 136 137 start = 0; 138 last = PART_A - 1; 139 for (part = PART_A; part < MAXPARTITIONS; part++) { 140 if (part == PART_RAW || part == PART_BOOT) 141 continue; 142 if (last >= PART_A && pm->bsdlabel[part].pi_size > 0) { 143 msg_display(MSG_emptypart, part+'a'); 144 process_menu(MENU_ok, NULL); 145 return 0; 146 } 147 if (pm->bsdlabel[part].pi_size == 0) { 148 if (last < PART_A) 149 last = part; 150 } else { 151 if (start >= pm->bsdlabel[part].pi_offset) { 152 msg_display(MSG_ordering, part+'a'); 153 if (ask_yesno(NULL)) 154 return 0; 155 } 156 start = pm->bsdlabel[part].pi_offset; 157 } 158 } 159 160 return 1; 161 } 162 163 /* 164 * hook called before writing new disklabel. 165 */ 166 int 167 md_pre_disklabel(void) 168 { 169 return 0; 170 } 171 172 /* 173 * hook called after writing disklabel to new target disk. 174 */ 175 int 176 md_post_disklabel(void) 177 { 178 return 0; 179 } 180 181 /* 182 * hook called after upgrade() or install() has finished setting 183 * up the target disk but immediately before the user is given the 184 * ``disks are now set up'' message. 185 * 186 * On hp300, we use this opportunity to install the boot blocks. 187 */ 188 int 189 md_post_newfs(void) 190 { 191 /* boot blocks ... */ 192 msg_display(MSG_dobootblks, pm->diskdev); 193 if (run_program(RUN_DISPLAY | RUN_NO_CLEAR, 194 "/usr/sbin/installboot /dev/r%sc /usr/mdec/uboot.lif", pm->diskdev)) 195 process_menu(MENU_ok, 196 deconst("Warning: disk is probably not bootable")); 197 return 0; 198 } 199 200 int 201 md_post_extract(void) 202 { 203 return 0; 204 } 205 206 void 207 md_cleanup_install(void) 208 { 209 #ifdef notyet /* sed is too large for ramdisk */ 210 enable_rc_conf(); 211 #endif 212 } 213 214 int 215 md_pre_update(void) 216 { 217 return 1; 218 } 219 220 /* Upgrade support */ 221 int 222 md_update(void) 223 { 224 md_post_newfs(); 225 return 1; 226 } 227 228 /* 229 * Used in bsddisklabel.c as BOOT_SIZE 230 */ 231 int 232 hp300_boot_size(void) 233 { 234 int i; 235 236 i = pm->dlcylsize; 237 if (i >= 1024) /* XXX: bsddisklabel.c has a hack. */ 238 i = pm->dlcylsize * pm->sectorsize * 2; 239 240 return i; 241 } 242 243 int 244 md_pre_mount() 245 { 246 return 0; 247 } 248