1 /* $NetBSD: md.c,v 1.2 2014/08/03 16:09:38 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 -- alpha machine specific routines */ 36 37 #include <sys/types.h> 38 #include <sys/disklabel.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 void 53 md_init(void) 54 { 55 } 56 57 void 58 md_init_set_status(int flags) 59 { 60 (void)flags; 61 } 62 63 int 64 md_get_info(void) 65 { 66 struct disklabel disklabel; 67 int fd; 68 char dev_name[100]; 69 70 snprintf (dev_name, 100, "/dev/r%s%c", pm->diskdev, 'a' + getrawpartition()); 71 72 fd = open (dev_name, O_RDONLY, 0); 73 if (fd < 0) { 74 endwin(); 75 fprintf (stderr, "Can't open %s\n", dev_name); 76 exit(1); 77 } 78 if (ioctl(fd, DIOCGDINFO, &disklabel) == -1) { 79 endwin(); 80 fprintf (stderr, "Can't read disklabel on %s.\n", dev_name); 81 close(fd); 82 exit(1); 83 } 84 close(fd); 85 86 pm->dlcyl = disklabel.d_ncylinders; 87 pm->dlhead = disklabel.d_ntracks; 88 pm->sectorsize = disklabel.d_secsize; 89 pm->dlsize = disklabel.d_secperunit; 90 91 /* 92 * Tru64 UNIX's disklabel is the same format as BSD disklabel, 93 * and it seems Tru64 stores incorrect geometry values in 94 * d_nsectors (sectors/track) and d_secpercyl (sectors/cylinder). 95 * d_secperunit seems always reliable so use it to get 96 * dlsec (sectors/track) and dlcylsize (sectors/cylinder) values. 97 * See PR/48697 for details. 98 */ 99 pm->dlsec = pm->dlsize / (pm->dlhead * pm->dlcyl); 100 pm->dlcylsize = pm->dlsec * pm->dlhead; 101 102 return 1; 103 } 104 105 /* 106 * md back-end code for menu-driven BSD disklabel editor. 107 */ 108 int 109 md_make_bsd_partitions(void) 110 { 111 return make_bsd_partitions(); 112 } 113 114 /* 115 * any additional partition validation 116 */ 117 int 118 md_check_partitions(void) 119 { 120 return 1; 121 } 122 123 /* 124 * hook called before writing new disklabel. 125 */ 126 int 127 md_pre_disklabel(void) 128 { 129 return 0; 130 } 131 132 /* 133 * hook called after writing disklabel to new target disk. 134 */ 135 int 136 md_post_disklabel(void) 137 { 138 return 0; 139 } 140 141 /* 142 * hook called after upgrade() or install() has finished setting 143 * up the target disk but immediately before the user is given the 144 * ``disks are now set up'' message. 145 * 146 * On the Alpha, we use this opportunity to install the boot blocks. 147 */ 148 int 149 md_post_newfs(void) 150 { 151 char *bootxx; 152 int error; 153 154 msg_display(MSG_dobootblks, pm->diskdev); 155 cp_to_target("/usr/mdec/boot", "/boot"); 156 bootxx = bootxx_name(); 157 if (bootxx != NULL) { 158 error = run_program(RUN_DISPLAY | RUN_NO_CLEAR, 159 "/usr/sbin/installboot /dev/r%sc %s", pm->diskdev, bootxx); 160 free(bootxx); 161 } else 162 error = -1; 163 164 if (error != 0) 165 process_menu(MENU_ok, 166 deconst("Warning: disk is probably not bootable")); 167 168 return 0; 169 } 170 171 int 172 md_post_extract(void) 173 { 174 return 0; 175 } 176 177 void 178 md_cleanup_install(void) 179 { 180 #ifndef DEBUG 181 enable_rc_conf(); 182 #endif 183 } 184 185 int 186 md_pre_update(void) 187 { 188 return 1; 189 } 190 191 /* Upgrade support */ 192 int 193 md_update(void) 194 { 195 md_post_newfs(); 196 return 1; 197 } 198 199 int 200 md_pre_mount() 201 { 202 return 0; 203 } 204