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md.c revision 1.1 
      1 /*	$NetBSD: md.c,v 1.1 2014/07/26 19:30:46 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 /* md.c -- newsmips machine specific routines */
     36 
     37 #include <sys/types.h>
     38 #include <sys/disklabel.h>
     39 #include <sys/ioctl.h>
     40 #include <sys/param.h>
     41 #include <stdio.h>
     42 #include <curses.h>
     43 #include <unistd.h>
     44 #include <fcntl.h>
     45 #include <util.h>
     46 
     47 #include "defs.h"
     48 #include "md.h"
     49 #include "msg_defs.h"
     50 #include "menu_defs.h"
     51 
     52 void
     53 md_init(void)
     54 {
     55 }
     56 
     57 void
     58 md_init_set_status(int flags)
     59 {
     60 	(void)flags;
     61 }
     62 
     63 int
     64 md_get_info(void)
     65 {
     66 	struct disklabel disklabel;
     67 	int fd;
     68 	char dev_name[100];
     69 
     70 	snprintf (dev_name, 100, "/dev/r%sc", diskdev);
     71 
     72 	fd = open (dev_name, O_RDONLY, 0);
     73 	if (fd < 0) {
     74 		endwin();
     75 		fprintf (stderr, "Can't open %s\n", dev_name);
     76 		exit(1);
     77 	}
     78 	if (ioctl(fd, DIOCGDINFO, &disklabel) == -1) {
     79 		endwin();
     80 		fprintf (stderr, "Can't read disklabel on %s.\n", dev_name);
     81 		close(fd);
     82 		exit(1);
     83 	}
     84 	close(fd);
     85 
     86 	dlcyl = disklabel.d_ncylinders;
     87 	dlhead = disklabel.d_ntracks;
     88 	dlsec = disklabel.d_nsectors;
     89 	sectorsize = disklabel.d_secsize;
     90 	dlcylsize = disklabel.d_secpercyl;
     91 
     92 	/*
     93 	 * Compute whole disk size. Take max of (dlcyl*dlhead*dlsec)
     94 	 * and secperunit,  just in case the disk is already labelled.
     95 	 * (If our new label's RAW_PART size ends up smaller than the
     96 	 * in-core RAW_PART size  value, updating the label will fail.)
     97 	 */
     98 	dlsize = dlcyl*dlhead*dlsec;
     99 	if (disklabel.d_secperunit > dlsize)
    100 		dlsize = disklabel.d_secperunit;
    101 
    102 	return 1;
    103 }
    104 
    105 /*
    106  * md back-end code for menu-driven BSD disklabel editor.
    107  */
    108 int
    109 md_make_bsd_partitions(void)
    110 {
    111 	return(make_bsd_partitions());
    112 }
    113 
    114 /*
    115  * any additional partition validation
    116  */
    117 int
    118 md_check_partitions(void)
    119 {
    120 	return 1;
    121 }
    122 
    123 /*
    124  * hook called before writing new disklabel.
    125  */
    126 int
    127 md_pre_disklabel(void)
    128 {
    129 	return 0;
    130 }
    131 
    132 /*
    133  * hook called after writing disklabel to new target disk.
    134  */
    135 int
    136 md_post_disklabel(void)
    137 {
    138 	return 0;
    139 }
    140 
    141 /*
    142  * hook called after upgrade() or install() has finished setting
    143  * up the target disk but immediately before the user is given the
    144  * ``disks are now set up'' message.
    145  *
    146  * On the newsmips, we use this opportunity to install the boot blocks.
    147  */
    148 int
    149 md_post_newfs()
    150 {
    151 	const char *bootfile = "/boot";
    152 
    153 	msg_display(MSG_dobootblks, diskdev);
    154 	cp_to_target("/usr/mdec/boot", bootfile);
    155 	sync();
    156 	run_program(RUN_DISPLAY, "/usr/sbin/installboot /dev/r%sc %s %s",
    157 	    diskdev, "/usr/mdec/bootxx", bootfile);
    158 	return 0;
    159 }
    160 
    161 int
    162 md_post_extract(void)
    163 {
    164 	return 0;
    165 }
    166 
    167 void
    168 md_cleanup_install(void)
    169 {
    170 #ifndef DEBUG
    171 	enable_rc_conf();
    172 #endif
    173 }
    174 
    175 int
    176 md_pre_update(void)
    177 {
    178 	return 1;
    179 }
    180 
    181 /* Upgrade support */
    182 int
    183 md_update(void)
    184 {
    185 	md_post_newfs();
    186 	return 1;
    187 }
    188 
    189 int
    190 md_pre_mount()
    191 {
    192 	return 0;
    193 }
    194