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md.c revision 1.2.6.2 
      1 /*	$NetBSD: md.c,v 1.2.6.2 2014/08/20 00:05:15 tls 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 -- emips machine specific routines */
     36 /* This file is in close sync with sparc, vax, and x68k md.c */
     37 
     38 #include <sys/types.h>
     39 #include <sys/ioctl.h>
     40 #include <stdio.h>
     41 #include <curses.h>
     42 #include <unistd.h>
     43 #include <fcntl.h>
     44 #include <util.h>
     45 
     46 #include "defs.h"
     47 #include "md.h"
     48 #include "msg_defs.h"
     49 #include "menu_defs.h"
     50 
     51 void
     52 md_init(void)
     53 {
     54 }
     55 
     56 void
     57 md_init_set_status(int flags)
     58 {
     59 	(void)flags;
     60 }
     61 
     62 int
     63 md_get_info(void)
     64 {
     65 	struct disklabel disklabel;
     66 	int fd;
     67 	char dev_name[100];
     68 
     69 	snprintf(dev_name, 100, "/dev/r%sc", pm->diskdev);
     70 
     71 	fd = open(dev_name, O_RDONLY, 0);
     72 	if (fd < 0) {
     73 		if (logfp)
     74 			(void)fprintf(logfp, "Can't open %s\n", dev_name);
     75 		endwin();
     76 		fprintf(stderr, "Can't open %s\n", dev_name);
     77 		exit(1);
     78 	}
     79 	if (ioctl(fd, DIOCGDINFO, &disklabel) == -1) {
     80 		if (logfp)
     81 			(void)fprintf(logfp, "Can't read disklabel on %s.\n",
     82 				dev_name);
     83 		endwin();
     84 		fprintf(stderr, "Can't read disklabel on %s.\n", dev_name);
     85 		close(fd);
     86 		exit(1);
     87 	}
     88 	close(fd);
     89 
     90 	pm->dlcyl = disklabel.d_ncylinders;
     91 	pm->dlhead = disklabel.d_ntracks;
     92 	pm->dlsec = disklabel.d_nsectors;
     93 	pm->sectorsize = disklabel.d_secsize;
     94 	pm->dlcylsize = disklabel.d_secpercyl;
     95 
     96 	/*
     97 	 * Compute whole disk size. Take max of (pm->dlcyl*pm->dlhead*pm->dlsec)
     98 	 * and secperunit,  just in case the disk is already labelled.
     99 	 * (If our new label's RAW_PART size ends up smaller than the
    100 	 * in-core RAW_PART size  value, updating the label will fail.)
    101 	 */
    102 	pm->dlsize = pm->dlcyl*pm->dlhead*pm->dlsec;
    103 	if (disklabel.d_secperunit > pm->dlsize)
    104 		pm->dlsize = disklabel.d_secperunit;
    105 
    106 	return 1;
    107 }
    108 
    109 /*
    110  * md back-end code for menu-driven BSD disklabel editor.
    111  */
    112 int
    113 md_make_bsd_partitions(void)
    114 {
    115 	return(make_bsd_partitions());
    116 }
    117 
    118 /*
    119  * any additional partition validation
    120  */
    121 int
    122 md_check_partitions(void)
    123 {
    124 	return 1;
    125 }
    126 
    127 /*
    128  * hook called before writing new disklabel.
    129  */
    130 int
    131 md_pre_disklabel(void)
    132 {
    133 	return 0;
    134 }
    135 
    136 /*
    137  * hook called after writing disklabel to new target disk.
    138  */
    139 int
    140 md_post_disklabel(void)
    141 {
    142 	return 0;
    143 }
    144 
    145 /*
    146  * hook called after upgrade() or install() has finished setting
    147  * up the target disk but immediately before the user is given the
    148  * ``disks are now set up'' message.
    149  */
    150 int
    151 md_post_newfs(void)
    152 {
    153 
    154 	return 0;
    155 }
    156 
    157 /*
    158  * Called after extraction of all sets is complete.
    159  *
    160  * On emips, we take this opportunity to update the boot loader.
    161  */
    162 int
    163 md_post_extract(void)
    164 {
    165 	char ldr_path[STRSIZE];
    166 
    167 	strlcpy(ldr_path, target_expand("/boot.emips"), sizeof ldr_path);
    168 
    169 	msg_display(MSG_dobootblks, "");
    170 	process_menu(MENU_noyes, NULL);
    171 
    172 	if (yesno) {
    173 		if (run_program(RUN_DISPLAY | RUN_NO_CLEAR,
    174 		    "/bin/dd if=%s of=/dev/reflash0c bs=512", ldr_path))
    175 			process_menu(MENU_ok, deconst("Warning: the system "
    176 			    "is probably not bootable"));
    177 	}
    178 
    179 	return 0;
    180 }
    181 
    182 void
    183 md_cleanup_install(void)
    184 {
    185 #ifndef DEBUG
    186 	enable_rc_conf();
    187 #endif
    188 }
    189 
    190 int
    191 md_pre_update(void)
    192 {
    193 	return 1;
    194 }
    195 
    196 /* Upgrade support */
    197 int
    198 md_update(void)
    199 {
    200 	md_post_newfs();
    201 	return 1;
    202 }
    203 
    204 int
    205 md_pre_mount()
    206 {
    207 	return 0;
    208 }
    209