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md.c revision 1.2.2.2 
      1 /*	$NetBSD: md.c,v 1.2.2.2 2014/08/10 07:00:28 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 /* changes from the i386 version made by mrg */
     36 
     37 /* md.c -- sparc machine specific routines */
     38 /* This file is in close sync with pmax, vax, and x68k md.c */
     39 
     40 #include <sys/types.h>
     41 #include <sys/disklabel.h>
     42 #include <sys/ioctl.h>
     43 #include <sys/param.h>
     44 #include <sys/exec.h>
     45 #include <stdio.h>
     46 #include <curses.h>
     47 #include <unistd.h>
     48 #include <fcntl.h>
     49 #include <util.h>
     50 #include <dirent.h>
     51 
     52 #include "defs.h"
     53 #include "md.h"
     54 #include "msg_defs.h"
     55 #include "menu_defs.h"
     56 
     57 void
     58 md_init(void)
     59 {
     60 }
     61 
     62 void
     63 md_init_set_status(int flags)
     64 {
     65 	(void)flags;
     66 }
     67 
     68 int
     69 md_get_info(void)
     70 {
     71 	struct disklabel disklabel;
     72 	int fd;
     73 	char dev_name[100];
     74 
     75 	snprintf(dev_name, 100, "/dev/r%s%c", pm->diskdev, 'a' + getrawpartition());
     76 
     77 	fd = open(dev_name, O_RDONLY, 0);
     78 	if (fd < 0) {
     79 		if (logfp)
     80 			(void)fprintf(logfp, "Can't open %s\n", dev_name);
     81 		endwin();
     82 		fprintf(stderr, "Can't open %s\n", dev_name);
     83 		exit(1);
     84 	}
     85 	if (ioctl(fd, DIOCGDINFO, &disklabel) == -1) {
     86 		if (logfp)
     87 			(void)fprintf(logfp, "Can't read disklabel on %s.\n",
     88 				dev_name);
     89 		endwin();
     90 		fprintf(stderr, "Can't read disklabel on %s.\n", dev_name);
     91 		close(fd);
     92 		exit(1);
     93 	}
     94 	close(fd);
     95 
     96 	pm->dlcyl = disklabel.d_ncylinders;
     97 	pm->dlhead = disklabel.d_ntracks;
     98 	pm->dlsec = disklabel.d_nsectors;
     99 	pm->sectorsize = disklabel.d_secsize;
    100 	pm->dlcylsize = disklabel.d_secpercyl;
    101 
    102 	/*
    103 	 * Compute whole disk size. Take max of (pm->dlcyl*pm->dlhead*pm->dlsec)
    104 	 * and secperunit,  just in case the disk is already labelled.
    105 	 * (If our new label's RAW_PART size ends up smaller than the
    106 	 * in-core RAW_PART size  value, updating the label will fail.)
    107 	 */
    108 	pm->dlsize = pm->dlcyl*pm->dlhead*pm->dlsec;
    109 	if (disklabel.d_secperunit > pm->dlsize)
    110 		pm->dlsize = disklabel.d_secperunit;
    111 
    112 	return 1;
    113 }
    114 
    115 /*
    116  * md back-end code for menu-driven BSD disklabel editor.
    117  */
    118 int
    119 md_make_bsd_partitions(void)
    120 {
    121 	return(make_bsd_partitions());
    122 }
    123 
    124 /*
    125  * any additional partition validation
    126  */
    127 int
    128 md_check_partitions(void)
    129 {
    130 	return 1;
    131 }
    132 
    133 /*
    134  * hook called before writing new disklabel.
    135  */
    136 int
    137 md_pre_disklabel(void)
    138 {
    139 	return 0;
    140 }
    141 
    142 /*
    143  * hook called after writing disklabel to new target disk.
    144  */
    145 int
    146 md_post_disklabel(void)
    147 {
    148 	return 0;
    149 }
    150 
    151 /*
    152  * hook called after upgrade() or install() has finished setting
    153  * up the target disk but immediately before the user is given the
    154  * ``disks are now set up'' message.
    155  *
    156  * On the sparc, we use this opportunity to install the boot blocks.
    157  */
    158 int
    159 md_post_newfs(void)
    160 {
    161 
    162 	/* boot blocks ... */
    163 	msg_display(MSG_dobootblks, pm->diskdev);
    164 	return (run_program(RUN_DISPLAY, "/sbin/disklabel -W %s", pm->diskdev) ||
    165 	    run_program(RUN_DISPLAY, "/usr/mdec/binstall ffs %s",
    166 		targetroot_mnt));
    167 }
    168 
    169 int
    170 md_post_extract(void)
    171 {
    172 	return 0;
    173 }
    174 
    175 void
    176 md_cleanup_install(void)
    177 {
    178 #ifndef DEBUG
    179 	enable_rc_conf();
    180 #endif
    181 }
    182 
    183 int
    184 md_pre_update(void)
    185 {
    186 	return 1;
    187 }
    188 
    189 /* Upgrade support */
    190 int
    191 md_update(void)
    192 {
    193 	md_post_newfs();
    194 	return 1;
    195 }
    196 
    197 int
    198 md_pre_mount()
    199 {
    200 	return 0;
    201 }
    202