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md.c revision 1.2
      1  1.2    martin /*	$NetBSD: md.c,v 1.2 2014/08/03 16:09:40 martin 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  1.1  dholland 		    deconst("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