1 /* $NetBSD: md.c,v 1.2 2014/08/03 16:09:39 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 -- hpcarm machine specific routines */ 36 37 #include <stdio.h> 38 #include <util.h> 39 #include <sys/param.h> 40 #include <machine/cpu.h> 41 #include <sys/sysctl.h> 42 43 #include "defs.h" 44 #include "md.h" 45 #include "msg_defs.h" 46 #include "menu_defs.h" 47 #include "endian.h" 48 #include "mbr.h" 49 50 void 51 md_init(void) 52 { 53 } 54 55 void 56 md_init_set_status(int flags) 57 { 58 static const struct { 59 const char *name; 60 const int set; 61 } kern_sets[] = { 62 { "IPAQ", SET_KERNEL_IPAQ }, 63 { "JORNADA720", SET_KERNEL_JORNADA720 }, 64 { "WZERO3", SET_KERNEL_WZERO3 } 65 }; 66 static const int mib[2] = {CTL_KERN, KERN_VERSION}; 67 size_t len; 68 char *version; 69 u_int i; 70 71 /* check INSTALL kernel name to select an appropriate kernel set */ 72 /* XXX: hw.cpu_model has a processor name on arm ports */ 73 sysctl(mib, 2, NULL, &len, NULL, 0); 74 version = malloc(len); 75 if (version == NULL) 76 return; 77 sysctl(mib, 2, version, &len, NULL, 0); 78 for (i = 0; i < __arraycount(kern_sets); i++) { 79 if (strstr(version, kern_sets[i].name) != NULL) { 80 set_kernel_set(kern_sets[i].set); 81 break; 82 } 83 } 84 free(version); 85 } 86 87 int 88 md_get_info(void) 89 { 90 return set_bios_geom_with_mbr_guess(); 91 } 92 93 /* 94 * md back-end code for menu-driven BSD disklabel editor. 95 */ 96 int 97 md_make_bsd_partitions(void) 98 { 99 return make_bsd_partitions(); 100 } 101 102 /* 103 * any additional partition validation 104 */ 105 int 106 md_check_partitions(void) 107 { 108 return 1; 109 } 110 111 /* 112 * hook called before writing new disklabel. 113 */ 114 int 115 md_pre_disklabel(void) 116 { 117 msg_display(MSG_dofdisk); 118 119 /* write edited MBR onto disk. */ 120 if (write_mbr(pm->diskdev, &mbr, 1) != 0) { 121 msg_display(MSG_wmbrfail); 122 process_menu(MENU_ok, NULL); 123 return 1; 124 } 125 return 0; 126 } 127 128 /* 129 * hook called after writing disklabel to new target disk. 130 */ 131 int 132 md_post_disklabel(void) 133 { 134 /* Sector forwarding / badblocks ... */ 135 if (*pm->doessf) { 136 msg_display(MSG_dobad144); 137 return run_program(RUN_DISPLAY, "/usr/sbin/bad144 %s 0", 138 pm->diskdev); 139 } 140 return 0; 141 } 142 143 /* 144 * hook called after upgrade() or install() has finished setting 145 * up the target disk but immediately before the user is given the 146 * ``disks are now set up'' message. 147 */ 148 int 149 md_post_newfs(void) 150 { 151 struct mbr_sector pbr; 152 char adevname[STRSIZE]; 153 ssize_t sz; 154 int fd = -1; 155 156 snprintf(adevname, sizeof(adevname), "/dev/r%sa", pm->diskdev); 157 fd = open(adevname, O_RDWR); 158 if (fd < 0) 159 goto out; 160 161 /* Read partition boot record */ 162 sz = pread(fd, &pbr, sizeof(pbr), 0); 163 if (sz != sizeof(pbr)) 164 goto out; 165 166 /* Check magic number */ 167 if (pbr.mbr_magic != le16toh(MBR_MAGIC)) 168 goto out; 169 170 #define OSNAME "NetBSD60" 171 /* Update oemname */ 172 memcpy(&pbr.mbr_oemname, OSNAME, sizeof(OSNAME) - 1); 173 174 /* Clear BPB */ 175 memset(&pbr.mbr_bpb, 0, sizeof(pbr.mbr_bpb)); 176 177 /* write-backed new patition boot record */ 178 (void)pwrite(fd, &pbr, sizeof(pbr), 0); 179 180 out: 181 if (fd >= 0) 182 close(fd); 183 return 0; 184 } 185 186 int 187 md_post_extract(void) 188 { 189 return 0; 190 } 191 192 void 193 md_cleanup_install(void) 194 { 195 #ifndef DEBUG 196 enable_rc_conf(); 197 #endif 198 } 199 200 int 201 md_pre_update(void) 202 { 203 return 1; 204 } 205 206 /* Upgrade support */ 207 int 208 md_update(void) 209 { 210 md_post_newfs(); 211 return 1; 212 } 213 214 int 215 md_check_mbr(mbr_info_t *mbri) 216 { 217 return 2; 218 } 219 220 int 221 md_mbr_use_wholedisk(mbr_info_t *mbri) 222 { 223 return mbr_use_wholedisk(mbri); 224 } 225 226 int 227 md_pre_mount() 228 { 229 return 0; 230 } 231