distrib/utils/sysinst/arch/ews4800mips/md.c

   1 /*      $NetBSD: md.c,v 1.6 2008/10/07 09:58:14 abs 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. All advertising materials mentioning features or use of this software
  19  *    must display the following acknowledgement:
  20  *      This product includes software developed for the NetBSD Project by
  21  *      Piermont Information Systems Inc.
  22  * 4. The name of Piermont Information Systems Inc. may not be used to endorse
  23  *    or promote products derived from this software without specific prior
  24  *    written permission.
  25  *
  26  * THIS SOFTWARE IS PROVIDED BY PIERMONT INFORMATION SYSTEMS INC. ``AS IS''
  27  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  28  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  29  * ARE DISCLAIMED. IN NO EVENT SHALL PIERMONT INFORMATION SYSTEMS INC. BE
  30  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  31  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  32  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  33  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  34  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  35  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
  36  * THE POSSIBILITY OF SUCH DAMAGE.
  37  */
  38
  39 /* md.c -- ews4800mips machine specific routines */
  40
  41 #include <sys/types.h>
  42 #include <sys/disklabel.h>
  43 #include <sys/ioctl.h>
  44 #include <sys/param.h>
  45 #include <stdio.h>
  46 #include <curses.h>
  47 #include <unistd.h>
  48 #include <fcntl.h>
  49 #include <util.h>
  50
  51 #include "defs.h"
  52 #include "md.h"
  53 #include "msg_defs.h"
  54 #include "menu_defs.h"
  55
  56 static int ews4800mips_boot_offset(void);
  57
  58 void
  59 md_init(void)
  60 {
  61 }
  62
  63 void
  64 md_init_set_status(int minimal)
  65 {
  66         (void)minimal;
  67 }
  68
  69 int
  70 md_get_info(void)
  71 {
  72         struct disklabel disklabel;
  73         int fd;
  74         char dev_name[100];
  75
  76         snprintf(dev_name, 100, "/dev/r%s%c", diskdev, 'a' + getrawpartition());
  77
  78         fd = open(dev_name, O_RDONLY, 0);
  79         if (fd < 0) {
  80                 endwin();
  81                 fprintf (stderr, "Can't open %s\n", dev_name);
  82                 exit(1);
  83         }
  84         if (ioctl(fd, DIOCGDINFO, &disklabel) == -1) {
  85                 endwin();
  86                 fprintf (stderr, "Can't read disklabel on %s.\n", dev_name);
  87                 close(fd);
  88                 exit(1);
  89         }
  90         close(fd);
  91
  92         dlcyl = disklabel.d_ncylinders;
  93         dlhead = disklabel.d_ntracks;
  94         dlsec = disklabel.d_nsectors;
  95         sectorsize = disklabel.d_secsize;
  96         dlcylsize = disklabel.d_secpercyl;
  97
  98         /*
  99          * Compute whole disk size. Take max of (dlcyl*dlhead*dlsec)
 100          * and secperunit,  just in case the disk is already labelled.
 101          * (If our new label's RAW_PART size ends up smaller than the
 102          * in-core RAW_PART size  value, updating the label will fail.)
 103          */
 104         dlsize = dlcyl * dlhead * dlsec;
 105         if (disklabel.d_secperunit > dlsize)
 106                 dlsize = disklabel.d_secperunit;
 107
 108         return 1;
 109 }
 110
 111 /*
 112  * md back-end code for menu-driven BSD disklabel editor.
 113  */
 114 int
 115 md_make_bsd_partitions(void)
 116 {
 117
 118         return make_bsd_partitions();
 119 }
 120
 121 /*
 122  * any additional partition validation
 123  */
 124 int
 125 md_check_partitions(void)
 126 {
 127         return 1;
 128 }
 129
 130 /*
 131  * hook called before writing new disklabel.
 132  */
 133 int
 134 md_pre_disklabel(void)
 135 {
 136         bsdlabel[PART_BOOT].pi_offset = ews4800mips_boot_offset();
 137
 138         return 0;
 139 }
 140
 141 /*
 142  * hook called after writing disklabel to new target disk.
 143  */
 144 int
 145 md_post_disklabel(void)
 146 {
 147         return 0;
 148 }
 149
 150 /*
 151  * hook called after upgrade() or install() has finished setting
 152  * up the target disk but immediately before the user is given the
 153  * ``disks are now set up'' message.
 154  *
 155  * On the ews4800mips, we use this opportunity to install the boot blocks.
 156  */
 157 int
 158 md_post_newfs(void)
 159 {
 160         int flags;
 161
 162         flags = RUN_DISPLAY | RUN_FATAL;
 163         cp_to_target("/usr/mdec/boot", "/stand/boot");
 164         run_program(flags, "/usr/sbin/installboot /dev/r%s%c %s",
 165             diskdev, 'a' + getrawpartition(),
 166             "/usr/mdec/bootxx_bfs");
 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 static int
 200 ews4800mips_boot_offset(void)
 201 {
 202         return dlcylsize;
 203 }
 204
 205 /*
 206  * used in bsddisklabel.c as BOOT_SIZE
 207  */
 208 int
 209 ews4800mips_boot_size(void)
 210 {
 211         int i;
 212
 213         /*
 214          * dlcylsize    : PDINFO block
 215          * dlcylsize    : 100 block
 216          */
 217         i = dlcylsize + 100;
 218         if (i >= 1024) /* XXX bsddisklabel.c hack. convert to byte count. */
 219                 i = dlcylsize * sectorsize * 2;
 220
 221         return i;
 222 }
 223
 224 /*
 225  * used in bsddisklabel.c as SYSVBFS_SIZE
 226  */
 227 int
 228 ews4800mips_sysvbfs_size(void)
 229 {
 230         return (8 * 1024 * 1024) / 512; /* 8MB */
 231 }