md.c revision 1.2.2.2
1 1.2.2.2 tls /* $NetBSD: md.c,v 1.2.2.2 2014/08/10 07:00:27 tls Exp $ */ 2 1.2.2.2 tls 3 1.2.2.2 tls /* 4 1.2.2.2 tls * Copyright 1997 Piermont Information Systems Inc. 5 1.2.2.2 tls * All rights reserved. 6 1.2.2.2 tls * 7 1.2.2.2 tls * Based on code written by Philip A. Nelson for Piermont Information 8 1.2.2.2 tls * Systems Inc. 9 1.2.2.2 tls * 10 1.2.2.2 tls * Redistribution and use in source and binary forms, with or without 11 1.2.2.2 tls * modification, are permitted provided that the following conditions 12 1.2.2.2 tls * are met: 13 1.2.2.2 tls * 1. Redistributions of source code must retain the above copyright 14 1.2.2.2 tls * notice, this list of conditions and the following disclaimer. 15 1.2.2.2 tls * 2. Redistributions in binary form must reproduce the above copyright 16 1.2.2.2 tls * notice, this list of conditions and the following disclaimer in the 17 1.2.2.2 tls * documentation and/or other materials provided with the distribution. 18 1.2.2.2 tls * 3. The name of Piermont Information Systems Inc. may not be used to endorse 19 1.2.2.2 tls * or promote products derived from this software without specific prior 20 1.2.2.2 tls * written permission. 21 1.2.2.2 tls * 22 1.2.2.2 tls * THIS SOFTWARE IS PROVIDED BY PIERMONT INFORMATION SYSTEMS INC. ``AS IS'' 23 1.2.2.2 tls * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 24 1.2.2.2 tls * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 25 1.2.2.2 tls * ARE DISCLAIMED. IN NO EVENT SHALL PIERMONT INFORMATION SYSTEMS INC. BE 26 1.2.2.2 tls * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 27 1.2.2.2 tls * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 28 1.2.2.2 tls * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 29 1.2.2.2 tls * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 30 1.2.2.2 tls * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 31 1.2.2.2 tls * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 32 1.2.2.2 tls * THE POSSIBILITY OF SUCH DAMAGE. 33 1.2.2.2 tls */ 34 1.2.2.2 tls 35 1.2.2.2 tls /* md.c -- macppc machine specific routines */ 36 1.2.2.2 tls 37 1.2.2.2 tls #include <sys/types.h> 38 1.2.2.2 tls #include <sys/disklabel.h> 39 1.2.2.2 tls #include <sys/ioctl.h> 40 1.2.2.2 tls #include <sys/param.h> 41 1.2.2.2 tls #include <stdio.h> 42 1.2.2.2 tls #include <curses.h> 43 1.2.2.2 tls #include <unistd.h> 44 1.2.2.2 tls #include <fcntl.h> 45 1.2.2.2 tls #include <util.h> 46 1.2.2.2 tls 47 1.2.2.2 tls #include "defs.h" 48 1.2.2.2 tls #include "md.h" 49 1.2.2.2 tls #include "msg_defs.h" 50 1.2.2.2 tls #include "menu_defs.h" 51 1.2.2.2 tls 52 1.2.2.2 tls void 53 1.2.2.2 tls md_init(void) 54 1.2.2.2 tls { 55 1.2.2.2 tls } 56 1.2.2.2 tls 57 1.2.2.2 tls void 58 1.2.2.2 tls md_init_set_status(int flags) 59 1.2.2.2 tls { 60 1.2.2.2 tls (void)flags; 61 1.2.2.2 tls } 62 1.2.2.2 tls 63 1.2.2.2 tls int 64 1.2.2.2 tls md_get_info(void) 65 1.2.2.2 tls { 66 1.2.2.2 tls struct disklabel disklabel; 67 1.2.2.2 tls int fd; 68 1.2.2.2 tls char dev_name[100]; 69 1.2.2.2 tls 70 1.2.2.2 tls snprintf (dev_name, 100, "/dev/r%sc", pm->diskdev); 71 1.2.2.2 tls 72 1.2.2.2 tls fd = open (dev_name, O_RDONLY, 0); 73 1.2.2.2 tls if (fd < 0) { 74 1.2.2.2 tls endwin(); 75 1.2.2.2 tls fprintf (stderr, "Can't open %s\n", dev_name); 76 1.2.2.2 tls exit(1); 77 1.2.2.2 tls } 78 1.2.2.2 tls if (ioctl(fd, DIOCGDINFO, &disklabel) == -1) { 79 1.2.2.2 tls endwin(); 80 1.2.2.2 tls fprintf (stderr, "Can't read disklabel on %s.\n", dev_name); 81 1.2.2.2 tls close(fd); 82 1.2.2.2 tls exit(1); 83 1.2.2.2 tls } 84 1.2.2.2 tls close(fd); 85 1.2.2.2 tls 86 1.2.2.2 tls pm->dlcyl = disklabel.d_ncylinders; 87 1.2.2.2 tls pm->dlhead = disklabel.d_ntracks; 88 1.2.2.2 tls pm->dlsec = disklabel.d_nsectors; 89 1.2.2.2 tls pm->sectorsize = disklabel.d_secsize; 90 1.2.2.2 tls pm->dlcylsize = disklabel.d_secpercyl; 91 1.2.2.2 tls 92 1.2.2.2 tls /* 93 1.2.2.2 tls * Compute whole disk size. Take max of (pm->dlcyl*pm->dlhead*pm->dlsec) 94 1.2.2.2 tls * and secperunit, just in case the disk is already labelled. 95 1.2.2.2 tls * (If our new label's RAW_PART size ends up smaller than the 96 1.2.2.2 tls * in-core RAW_PART size value, updating the label will fail.) 97 1.2.2.2 tls */ 98 1.2.2.2 tls pm->dlsize = pm->dlcyl*pm->dlhead*pm->dlsec; 99 1.2.2.2 tls if (disklabel.d_secperunit > pm->dlsize) 100 1.2.2.2 tls pm->dlsize = disklabel.d_secperunit; 101 1.2.2.2 tls 102 1.2.2.2 tls return 1; 103 1.2.2.2 tls } 104 1.2.2.2 tls 105 1.2.2.2 tls /* 106 1.2.2.2 tls * md back-end code for menu-driven BSD disklabel editor. 107 1.2.2.2 tls */ 108 1.2.2.2 tls int 109 1.2.2.2 tls md_make_bsd_partitions(void) 110 1.2.2.2 tls { 111 1.2.2.2 tls return make_bsd_partitions(); 112 1.2.2.2 tls } 113 1.2.2.2 tls 114 1.2.2.2 tls /* 115 1.2.2.2 tls * any additional partition validation 116 1.2.2.2 tls */ 117 1.2.2.2 tls int 118 1.2.2.2 tls md_check_partitions(void) 119 1.2.2.2 tls { 120 1.2.2.2 tls return 1; 121 1.2.2.2 tls } 122 1.2.2.2 tls 123 1.2.2.2 tls /* 124 1.2.2.2 tls * hook called before writing new disklabel. 125 1.2.2.2 tls */ 126 1.2.2.2 tls int 127 1.2.2.2 tls md_pre_disklabel(void) 128 1.2.2.2 tls { 129 1.2.2.2 tls return 0; 130 1.2.2.2 tls } 131 1.2.2.2 tls 132 1.2.2.2 tls /* 133 1.2.2.2 tls * hook called after writing disklabel to new target disk. 134 1.2.2.2 tls */ 135 1.2.2.2 tls int 136 1.2.2.2 tls md_post_disklabel(void) 137 1.2.2.2 tls { 138 1.2.2.2 tls return 0; 139 1.2.2.2 tls } 140 1.2.2.2 tls 141 1.2.2.2 tls /* 142 1.2.2.2 tls * hook called after upgrade() or install() has finished setting 143 1.2.2.2 tls * up the target disk but immediately before the user is given the 144 1.2.2.2 tls * ``disks are now set up'' message. 145 1.2.2.2 tls * 146 1.2.2.2 tls * On the macppc, we use this opportunity to install the boot blocks. 147 1.2.2.2 tls */ 148 1.2.2.2 tls int 149 1.2.2.2 tls md_post_newfs(void) 150 1.2.2.2 tls { 151 1.2.2.2 tls const char *bootfile = "/boot"; 152 1.2.2.2 tls 153 1.2.2.2 tls /* 154 1.2.2.2 tls * XXX 155 1.2.2.2 tls * Only OpenFirmware version 1 and 2 machines need installboot(8) 156 1.2.2.2 tls * and it uses a faked Apple partition map with the primary bootxx. 157 1.2.2.2 tls * installboot(8) assumes that root partition is at the beginning of 158 1.2.2.2 tls * the disk and put a faked Apple partition map at the top of 159 1.2.2.2 tls * the partition, so it won't work if root partition has some 160 1.2.2.2 tls * offset from physical block 0 where the Apple driver descriptor 161 1.2.2.2 tls * map resides on. 162 1.2.2.2 tls * 163 1.2.2.2 tls * On OpenFirmware version 3 machines, the strategy used on OF1/2 164 1.2.2.2 tls * machines doesn't work (they don't recognize boot code info 165 1.2.2.2 tls * in Apple partition map entries) and they need to have 166 1.2.2.2 tls * an extra native partition (HFS or MSDOSFS) which can be 167 1.2.2.2 tls * recognized by the newer firmware to put a loadable bootloader. 168 1.2.2.2 tls * installboot(8) against partition `a' on such machines might 169 1.2.2.2 tls * corrupt existing disklabel or a valid Apple partition map. 170 1.2.2.2 tls * 171 1.2.2.2 tls * Currently there is no way to see OF version on running machine 172 1.2.2.2 tls * yet, so assume partition a has some offset on OF3 machines 173 1.2.2.2 tls * and don't try installboot(8) in that case. 174 1.2.2.2 tls */ 175 1.2.2.2 tls if (pm->bsdlabel[PART_A].pi_offset != 0) 176 1.2.2.2 tls return 0; 177 1.2.2.2 tls 178 1.2.2.2 tls msg_display(MSG_dobootblks, pm->diskdev); 179 1.2.2.2 tls cp_to_target("/usr/mdec/ofwboot", bootfile); 180 1.2.2.2 tls sync(); 181 1.2.2.2 tls run_program(RUN_DISPLAY, "/usr/sbin/installboot /dev/r%sa %s %s", 182 1.2.2.2 tls pm->diskdev, "/usr/mdec/bootxx", bootfile); 183 1.2.2.2 tls return 0; 184 1.2.2.2 tls } 185 1.2.2.2 tls 186 1.2.2.2 tls int 187 1.2.2.2 tls md_post_extract(void) 188 1.2.2.2 tls { 189 1.2.2.2 tls return 0; 190 1.2.2.2 tls } 191 1.2.2.2 tls 192 1.2.2.2 tls void 193 1.2.2.2 tls md_cleanup_install(void) 194 1.2.2.2 tls { 195 1.2.2.2 tls #ifndef DEBUG 196 1.2.2.2 tls enable_rc_conf(); 197 1.2.2.2 tls #endif 198 1.2.2.2 tls } 199 1.2.2.2 tls 200 1.2.2.2 tls int 201 1.2.2.2 tls md_pre_update(void) 202 1.2.2.2 tls { 203 1.2.2.2 tls return 1; 204 1.2.2.2 tls } 205 1.2.2.2 tls 206 1.2.2.2 tls /* Upgrade support */ 207 1.2.2.2 tls int 208 1.2.2.2 tls md_update(void) 209 1.2.2.2 tls { 210 1.2.2.2 tls md_post_newfs(); 211 1.2.2.2 tls return 1; 212 1.2.2.2 tls } 213 1.2.2.2 tls 214 1.2.2.2 tls int 215 1.2.2.2 tls md_pre_mount() 216 1.2.2.2 tls { 217 1.2.2.2 tls return 0; 218 1.2.2.2 tls } 219
Indexes created Fri Oct 03 02:09:57 GMT 2025