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md.c revision 1.2.26.1
      1  1.2.26.1  pgoyette /*	$NetBSD: md.c,v 1.2.26.1 2018/05/21 04:36:20 pgoyette Exp $	*/
      2       1.1  dholland 
      3       1.1  dholland /*
      4       1.1  dholland  * Copyright 1997 Piermont Information Systems Inc.
      5       1.1  dholland  * All rights reserved.
      6       1.1  dholland  *
      7       1.1  dholland  * Based on code written by Philip A. Nelson for Piermont Information
      8       1.1  dholland  * Systems Inc.
      9       1.1  dholland  *
     10       1.1  dholland  * Redistribution and use in source and binary forms, with or without
     11       1.1  dholland  * modification, are permitted provided that the following conditions
     12       1.1  dholland  * are met:
     13       1.1  dholland  * 1. Redistributions of source code must retain the above copyright
     14       1.1  dholland  *    notice, this list of conditions and the following disclaimer.
     15       1.1  dholland  * 2. Redistributions in binary form must reproduce the above copyright
     16       1.1  dholland  *    notice, this list of conditions and the following disclaimer in the
     17       1.1  dholland  *    documentation and/or other materials provided with the distribution.
     18       1.1  dholland  * 3. The name of Piermont Information Systems Inc. may not be used to endorse
     19       1.1  dholland  *    or promote products derived from this software without specific prior
     20       1.1  dholland  *    written permission.
     21       1.1  dholland  *
     22       1.1  dholland  * THIS SOFTWARE IS PROVIDED BY PIERMONT INFORMATION SYSTEMS INC. ``AS IS''
     23       1.1  dholland  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     24       1.1  dholland  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     25       1.1  dholland  * ARE DISCLAIMED. IN NO EVENT SHALL PIERMONT INFORMATION SYSTEMS INC. BE
     26       1.1  dholland  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     27       1.1  dholland  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     28       1.1  dholland  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     29       1.1  dholland  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     30       1.1  dholland  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     31       1.1  dholland  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
     32       1.1  dholland  * THE POSSIBILITY OF SUCH DAMAGE.
     33       1.1  dholland  */
     34       1.1  dholland 
     35       1.1  dholland /* md.c -- pmax machine specific routines */
     36       1.1  dholland /* This file is in close sync with sparc, vax, and x68k md.c */
     37       1.1  dholland 
     38       1.1  dholland #include <sys/types.h>
     39       1.1  dholland #include <sys/ioctl.h>
     40       1.1  dholland #include <stdio.h>
     41       1.1  dholland #include <curses.h>
     42       1.1  dholland #include <unistd.h>
     43       1.1  dholland #include <fcntl.h>
     44       1.1  dholland #include <util.h>
     45       1.1  dholland 
     46       1.1  dholland #include "defs.h"
     47       1.1  dholland #include "md.h"
     48       1.1  dholland #include "msg_defs.h"
     49       1.1  dholland #include "menu_defs.h"
     50       1.1  dholland 
     51       1.1  dholland void
     52       1.1  dholland md_init(void)
     53       1.1  dholland {
     54       1.1  dholland }
     55       1.1  dholland 
     56       1.1  dholland void
     57       1.1  dholland md_init_set_status(int flags)
     58       1.1  dholland {
     59       1.1  dholland 	(void)flags;
     60       1.1  dholland }
     61       1.1  dholland 
     62       1.1  dholland int
     63       1.1  dholland md_get_info(void)
     64       1.1  dholland {
     65       1.1  dholland 	struct disklabel disklabel;
     66       1.1  dholland 	int fd;
     67       1.1  dholland 	char dev_name[100];
     68       1.1  dholland 
     69       1.2    martin 	snprintf(dev_name, 100, "/dev/r%sc", pm->diskdev);
     70       1.1  dholland 
     71       1.1  dholland 	fd = open(dev_name, O_RDONLY, 0);
     72       1.1  dholland 	if (fd < 0) {
     73       1.1  dholland 		if (logfp)
     74       1.1  dholland 			(void)fprintf(logfp, "Can't open %s\n", dev_name);
     75       1.1  dholland 		endwin();
     76       1.1  dholland 		fprintf(stderr, "Can't open %s\n", dev_name);
     77       1.1  dholland 		exit(1);
     78       1.1  dholland 	}
     79       1.1  dholland 	if (ioctl(fd, DIOCGDINFO, &disklabel) == -1) {
     80       1.1  dholland 		if (logfp)
     81       1.1  dholland 			(void)fprintf(logfp, "Can't read disklabel on %s.\n",
     82       1.1  dholland 				dev_name);
     83       1.1  dholland 		endwin();
     84       1.1  dholland 		fprintf(stderr, "Can't read disklabel on %s.\n", dev_name);
     85       1.1  dholland 		close(fd);
     86       1.1  dholland 		exit(1);
     87       1.1  dholland 	}
     88       1.1  dholland 	close(fd);
     89       1.1  dholland 
     90       1.2    martin 	pm->dlcyl = disklabel.d_ncylinders;
     91       1.2    martin 	pm->dlhead = disklabel.d_ntracks;
     92       1.2    martin 	pm->dlsec = disklabel.d_nsectors;
     93       1.2    martin 	pm->sectorsize = disklabel.d_secsize;
     94       1.2    martin 	pm->dlcylsize = disklabel.d_secpercyl;
     95       1.1  dholland 
     96       1.1  dholland 	/*
     97       1.2    martin 	 * Compute whole disk size. Take max of (pm->dlcyl*pm->dlhead*pm->dlsec)
     98       1.1  dholland 	 * and secperunit,  just in case the disk is already labelled.
     99       1.1  dholland 	 * (If our new label's RAW_PART size ends up smaller than the
    100       1.1  dholland 	 * in-core RAW_PART size  value, updating the label will fail.)
    101       1.1  dholland 	 */
    102       1.2    martin 	pm->dlsize = pm->dlcyl*pm->dlhead*pm->dlsec;
    103       1.2    martin 	if (disklabel.d_secperunit > pm->dlsize)
    104       1.2    martin 		pm->dlsize = disklabel.d_secperunit;
    105       1.1  dholland 
    106       1.1  dholland 	return 1;
    107       1.1  dholland }
    108       1.1  dholland 
    109       1.1  dholland /*
    110       1.1  dholland  * md back-end code for menu-driven BSD disklabel editor.
    111       1.1  dholland  */
    112       1.1  dholland int
    113       1.1  dholland md_make_bsd_partitions(void)
    114       1.1  dholland {
    115       1.1  dholland 	return(make_bsd_partitions());
    116       1.1  dholland }
    117       1.1  dholland 
    118       1.1  dholland /*
    119       1.1  dholland  * any additional partition validation
    120       1.1  dholland  */
    121       1.1  dholland int
    122       1.1  dholland md_check_partitions(void)
    123       1.1  dholland {
    124       1.1  dholland 	return 1;
    125       1.1  dholland }
    126       1.1  dholland 
    127       1.1  dholland /*
    128       1.1  dholland  * hook called before writing new disklabel.
    129       1.1  dholland  */
    130       1.1  dholland int
    131       1.1  dholland md_pre_disklabel(void)
    132       1.1  dholland {
    133       1.1  dholland 	return 0;
    134       1.1  dholland }
    135       1.1  dholland 
    136       1.1  dholland /*
    137       1.1  dholland  * hook called after writing disklabel to new target disk.
    138       1.1  dholland  */
    139       1.1  dholland int
    140       1.1  dholland md_post_disklabel(void)
    141       1.1  dholland {
    142       1.1  dholland 	return 0;
    143       1.1  dholland }
    144       1.1  dholland 
    145       1.1  dholland /*
    146       1.1  dholland  * hook called after upgrade() or install() has finished setting
    147       1.1  dholland  * up the target disk but immediately before the user is given the
    148       1.1  dholland  * ``disks are now set up'' message.
    149       1.1  dholland  *
    150       1.1  dholland  * On pmax, we take this opportuinty to update the bootblocks.
    151       1.1  dholland  */
    152       1.1  dholland int
    153       1.1  dholland md_post_newfs(void)
    154       1.1  dholland {
    155       1.1  dholland 	char *bootxx;
    156       1.1  dholland 	int error;
    157       1.1  dholland 
    158       1.1  dholland 	/* XXX boot blocks ... */
    159       1.1  dholland 	if (target_already_root()) {
    160       1.1  dholland 		/* /usr is empty and we must already have bootblocks? */
    161       1.1  dholland 		return 0;
    162       1.1  dholland 	}
    163       1.1  dholland 
    164       1.2    martin 	msg_display(MSG_dobootblks, pm->diskdev);
    165       1.1  dholland 	cp_to_target("/usr/mdec/boot.pmax", "/boot.pmax");
    166       1.1  dholland 	bootxx = bootxx_name();
    167       1.1  dholland 	if (bootxx != NULL) {
    168       1.1  dholland 		error = run_program(RUN_DISPLAY | RUN_NO_CLEAR,
    169       1.2    martin 		    "/usr/sbin/installboot /dev/r%sc %s", pm->diskdev, bootxx);
    170       1.1  dholland 		free(bootxx);
    171       1.1  dholland 	} else
    172       1.1  dholland 		error = -1;
    173       1.1  dholland 
    174       1.1  dholland 	if (error != 0)
    175       1.1  dholland 		process_menu(MENU_ok,
    176  1.2.26.1  pgoyette 		    __UNCONST("Warning: disk is probably not bootable"));
    177       1.1  dholland 
    178       1.1  dholland 	return 0;
    179       1.1  dholland }
    180       1.1  dholland 
    181       1.1  dholland int
    182       1.1  dholland md_post_extract(void)
    183       1.1  dholland {
    184       1.1  dholland 	return 0;
    185       1.1  dholland }
    186       1.1  dholland 
    187       1.1  dholland void
    188       1.1  dholland md_cleanup_install(void)
    189       1.1  dholland {
    190       1.1  dholland #ifndef DEBUG
    191       1.1  dholland 	enable_rc_conf();
    192       1.1  dholland #endif
    193       1.1  dholland }
    194       1.1  dholland 
    195       1.1  dholland int
    196       1.1  dholland md_pre_update(void)
    197       1.1  dholland {
    198       1.1  dholland 	return 1;
    199       1.1  dholland }
    200       1.1  dholland 
    201       1.1  dholland /* Upgrade support */
    202       1.1  dholland int
    203       1.1  dholland md_update(void)
    204       1.1  dholland {
    205       1.1  dholland 	md_post_newfs();
    206       1.1  dholland 	return 1;
    207       1.1  dholland }
    208       1.1  dholland 
    209       1.1  dholland int
    210       1.1  dholland md_pre_mount()
    211       1.1  dholland {
    212       1.1  dholland 	return 0;
    213       1.1  dholland }
    214