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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 
     36 /* md.c -- mipsco machine specific routines */
     37 /* This file is in close sync with pmax, sparc, vax, and x68k md.c */
     38 
     39 #include <sys/types.h>
     40 #include <sys/ioctl.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 		if (logfp)
     75 			(void)fprintf(logfp, "Can't open %s\n", dev_name);
     76 		endwin();
     77 		fprintf(stderr, "Can't open %s\n", dev_name);
     78 		exit(1);
     79 	}
     80 	if (ioctl(fd, DIOCGDINFO, &disklabel) == -1) {
     81 		if (logfp)
     82 			(void)fprintf(logfp, "Can't read disklabel on %s.\n",
     83 				dev_name);
     84 		endwin();
     85 		fprintf(stderr, "Can't read disklabel on %s.\n", dev_name);
     86 		close(fd);
     87 		exit(1);
     88 	}
     89 	close(fd);
     90 
     91 	dlcyl = disklabel.d_ncylinders;
     92 	dlhead = disklabel.d_ntracks;
     93 	dlsec = disklabel.d_nsectors;
     94 	sectorsize = disklabel.d_secsize;
     95 	dlcylsize = disklabel.d_secpercyl;
     96 
     97 	/*
     98 	 * Compute whole disk size. Take max of (dlcyl*dlhead*dlsec)
     99 	 * and secperunit,  just in case the disk is already labelled.
    100 	 * (If our new label's RAW_PART size ends up smaller than the
    101 	 * in-core RAW_PART size  value, updating the label will fail.)
    102 	 */
    103 	dlsize = dlcyl*dlhead*dlsec;
    104 	if (disklabel.d_secperunit > dlsize)
    105 		dlsize = disklabel.d_secperunit;
    106 
    107 	return 1;
    108 }
    109 
    110 /*
    111  * md back-end code for menu-driven BSD disklabel editor.
    112  */
    113 int
    114 md_make_bsd_partitions(void)
    115 {
    116 	return(make_bsd_partitions());
    117 }
    118 
    119 /*
    120  * any additional partition validation
    121  */
    122 int
    123 md_check_partitions(void)
    124 {
    125 	return 1;
    126 }
    127 
    128 /*
    129  * hook called before writing new disklabel.
    130  */
    131 int
    132 md_pre_disklabel(void)
    133 {
    134 	return 0;
    135 }
    136 
    137 /*
    138  * hook called after writing disklabel to new target disk.
    139  */
    140 int
    141 md_post_disklabel(void)
    142 {
    143 	return 0;
    144 }
    145 
    146 /*
    147  * hook called after upgrade() or install() has finished setting
    148  * up the target disk but immediately before the user is given the
    149  * ``disks are now set up'' message.
    150  *
    151  * On mipsco, we take this opportuinty to update the bootblocks.
    152  */
    153 int
    154 md_post_newfs(void)
    155 {
    156 
    157 	/* XXX boot blocks ... */
    158 	if (target_already_root()) {
    159 		/* /usr is empty and we must already have bootblocks?*/
    160 		return 0;
    161 	}
    162 
    163 	msg_display(MSG_dobootblks, diskdev);
    164 	cp_to_target("/usr/mdec/boot", "/boot");
    165 	if (run_program(RUN_DISPLAY | RUN_NO_CLEAR,
    166 	    "/usr/mdec/installboot /dev/r%sc /usr/mdec/bootxx_ffs", diskdev))
    167 		process_menu(MENU_ok,
    168 			deconst("Warning: disk is probably not bootable"));
    169 	return 0;
    170 }
    171 
    172 int
    173 md_post_extract(void)
    174 {
    175 	return 0;
    176 }
    177 
    178 void
    179 md_cleanup_install(void)
    180 {
    181 #ifndef DEBUG
    182 	enable_rc_conf();
    183 #endif
    184 }
    185 
    186 int
    187 md_pre_update(void)
    188 {
    189 	return 1;
    190 }
    191 
    192 /* Upgrade support */
    193 int
    194 md_update(void)
    195 {
    196 	md_post_newfs();
    197 	return 1;
    198 }
    199 
    200 int
    201 md_pre_mount()
    202 {
    203 	return 0;
    204 }
    205