1 /* $NetBSD: md.c,v 1.2 2014/08/03 16:09:41 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 -- zaurus machine specific routines */ 36 37 #include <sys/param.h> 38 #include <sys/sysctl.h> 39 40 #include <stdio.h> 41 #include <util.h> 42 43 #include "defs.h" 44 #include "md.h" 45 #include "msg_defs.h" 46 #include "menu_defs.h" 47 48 void 49 md_init(void) 50 { 51 } 52 53 void 54 md_init_set_status(int flags) 55 { 56 static const int mib[2] = {CTL_KERN, KERN_VERSION}; 57 size_t len; 58 char *version; 59 60 /* check INSTALL kernel name to select an appropriate kernel set */ 61 /* XXX: hw.cpu_model has a processor name on arm ports */ 62 sysctl(mib, 2, NULL, &len, NULL, 0); 63 version = malloc(len); 64 if (version == NULL) 65 return; 66 sysctl(mib, 2, version, &len, NULL, 0); 67 if (strstr(version, "C700") != NULL) 68 set_kernel_set(SET_KERNEL_C700); 69 free(version); 70 } 71 72 int 73 md_get_info(void) 74 { 75 return set_bios_geom_with_mbr_guess(); 76 } 77 78 int 79 md_make_bsd_partitions(void) 80 { 81 return make_bsd_partitions(); 82 } 83 84 /* 85 * any additional partition validation 86 */ 87 int 88 md_check_partitions(void) 89 { 90 return 1; 91 } 92 93 /* 94 * hook called before writing new disklabel. 95 */ 96 int 97 md_pre_disklabel(void) 98 { 99 100 msg_display(MSG_dofdisk); 101 102 /* write edited MBR onto disk. */ 103 if (write_mbr(pm->diskdev, &mbr, 1) != 0) { 104 msg_display(MSG_wmbrfail); 105 process_menu(MENU_ok, NULL); 106 return 1; 107 } 108 return 0; 109 } 110 111 /* 112 * hook called after writing disklabel to new target disk. 113 */ 114 int 115 md_post_disklabel(void) 116 { 117 return 0; 118 } 119 120 /* 121 * hook called after upgrade() or install() has finished setting 122 * up the target disk but immediately before the user is given the 123 * ``disks are now set up'' message. 124 */ 125 int 126 md_post_newfs(void) 127 { 128 struct mbr_sector pbr; 129 char adevname[STRSIZE]; 130 ssize_t sz; 131 int fd = -1; 132 133 snprintf(adevname, sizeof(adevname), "/dev/r%sa", pm->diskdev); 134 fd = open(adevname, O_RDWR); 135 if (fd < 0) 136 goto out; 137 138 /* Read partition boot record */ 139 sz = pread(fd, &pbr, sizeof(pbr), 0); 140 if (sz != sizeof(pbr)) 141 goto out; 142 143 /* Check magic number */ 144 if (pbr.mbr_magic != le16toh(MBR_MAGIC)) 145 goto out; 146 147 #define OSNAME "NetBSD60" 148 /* Update oemname */ 149 memcpy(&pbr.mbr_oemname, OSNAME, sizeof(OSNAME) - 1); 150 151 /* Clear BPB */ 152 memset(&pbr.mbr_bpb, 0, sizeof(pbr.mbr_bpb)); 153 154 /* write-backed new patition boot record */ 155 (void)pwrite(fd, &pbr, sizeof(pbr), 0); 156 157 out: 158 if (fd >= 0) 159 close(fd); 160 return 0; 161 } 162 163 int 164 md_post_extract(void) 165 { 166 return 0; 167 } 168 169 void 170 md_cleanup_install(void) 171 { 172 #ifndef DEBUG 173 enable_rc_conf(); 174 #endif 175 } 176 177 int 178 md_pre_update(void) 179 { 180 return 1; 181 } 182 183 /* Upgrade support */ 184 int 185 md_update(void) 186 { 187 md_post_newfs(); 188 return 1; 189 } 190 191 int 192 md_check_mbr(mbr_info_t *mbri) 193 { 194 195 (void)mbri; 196 return 2; 197 } 198 199 int 200 md_mbr_use_wholedisk(mbr_info_t *mbri) 201 { 202 203 return mbr_use_wholedisk(mbri); 204 } 205 206 207 int 208 md_pre_mount() 209 { 210 return 0; 211 } 212