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md.c revision 1.1 
      1 /*	$NetBSD: md.c,v 1.1 2014/07/26 19:30:47 dholland 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 -- vax machine specific routines */
     38 /* This file is in close sync with pmax, sparc, 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 <stdio.h>
     45 #include <curses.h>
     46 #include <unistd.h>
     47 #include <fcntl.h>
     48 #include <util.h>
     49 
     50 #include "defs.h"
     51 #include "md.h"
     52 #include "msg_defs.h"
     53 #include "menu_defs.h"
     54 
     55 void
     56 md_init(void)
     57 {
     58 }
     59 
     60 void
     61 md_init_set_status(int flags)
     62 {
     63 	(void)flags;
     64 }
     65 
     66 int
     67 md_get_info(void)
     68 {
     69 	struct disklabel disklabel;
     70 	int fd;
     71 	char dev_name[100];
     72 
     73 	snprintf(dev_name, 100, "/dev/r%sc", diskdev);
     74 
     75 	fd = open(dev_name, O_RDONLY, 0);
     76 	if (fd < 0) {
     77 		if (logfp)
     78 			(void)fprintf(logfp, "Can't open %s\n", dev_name);
     79 		endwin();
     80 		fprintf(stderr, "Can't open %s\n", dev_name);
     81 		exit(1);
     82 	}
     83 	if (ioctl(fd, DIOCGDINFO, &disklabel) == -1) {
     84 		if (logfp)
     85 			(void)fprintf(logfp, "Can't read disklabel on %s.\n",
     86 				dev_name);
     87 		endwin();
     88 		fprintf(stderr, "Can't read disklabel on %s.\n", dev_name);
     89 		close(fd);
     90 		exit(1);
     91 	}
     92 	close(fd);
     93 
     94 	dlcyl = disklabel.d_ncylinders;
     95 	dlhead = disklabel.d_ntracks;
     96 	dlsec = disklabel.d_nsectors;
     97 	sectorsize = disklabel.d_secsize;
     98 	dlcylsize = disklabel.d_secpercyl;
     99 
    100 	/*
    101 	 * Compute whole disk size. Take max of (dlcyl*dlhead*dlsec)
    102 	 * and secperunit,  just in case the disk is already labelled.
    103 	 * (If our new label's RAW_PART size ends up smaller than the
    104 	 * in-core RAW_PART size  value, updating the label will fail.)
    105 	 */
    106 	dlsize = dlcyl*dlhead*dlsec;
    107 	if (disklabel.d_secperunit > dlsize)
    108 		dlsize = disklabel.d_secperunit;
    109 
    110 	return 1;
    111 }
    112 
    113 /*
    114  * md back-end code for menu-driven BSD disklabel editor.
    115  */
    116 int
    117 md_make_bsd_partitions(void)
    118 {
    119 	return(make_bsd_partitions());
    120 }
    121 
    122 /*
    123  * any additional partition validation
    124  */
    125 int
    126 md_check_partitions(void)
    127 {
    128 	return 1;
    129 }
    130 
    131 /*
    132  * hook called before writing new disklabel.
    133  */
    134 int
    135 md_pre_disklabel(void)
    136 {
    137 	return 0;
    138 }
    139 
    140 /*
    141  * hook called after writing disklabel to new target disk.
    142  */
    143 int
    144 md_post_disklabel(void)
    145 {
    146 	if (get_ramsize() <= 32)
    147 		set_swap(diskdev, bsdlabel);
    148 
    149 	return 0;
    150 }
    151 
    152 /*
    153  * hook called after upgrade() or install() has finished setting
    154  * up the target disk but immediately before the user is given the
    155  * ``disks are now set up'' message.
    156  *
    157  * On the vax, we use this opportunity to install the boot blocks.
    158  */
    159 int
    160 md_post_newfs(void)
    161 {
    162 	msg_display(MSG_dobootblks, diskdev);
    163 	run_program(0, "/usr/sbin/installboot /dev/r%s%c /usr/mdec/%.2sboot",
    164 	    diskdev, 'a' + getrawpartition(), diskdev);
    165 	return 0;
    166 }
    167 
    168 int
    169 md_post_extract(void)
    170 {
    171 	return 0;
    172 }
    173 
    174 void
    175 md_cleanup_install(void)
    176 {
    177 #ifndef DEBUG
    178 	enable_rc_conf();
    179 #endif
    180 }
    181 
    182 int
    183 md_pre_update(void)
    184 {
    185 	if (get_ramsize() <= 32)
    186 		set_swap(diskdev, NULL);
    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 int
    200 md_pre_mount()
    201 {
    202 	return 0;
    203 }
    204