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md.c revision 1.14
      1  1.14    martin /*	$NetBSD: md.c,v 1.14 2020/10/12 16:14:34 martin Exp $	*/
      2   1.1  dholland 
      3   1.1  dholland /*
      4   1.1  dholland  * Copyright 1997,2002 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 -- landisk machine specific routines */
     36   1.1  dholland 
     37   1.1  dholland #include <sys/param.h>
     38   1.1  dholland #include <sys/sysctl.h>
     39   1.1  dholland #include <stdio.h>
     40   1.1  dholland #include <util.h>
     41   1.1  dholland 
     42   1.1  dholland #include "defs.h"
     43   1.1  dholland #include "md.h"
     44   1.1  dholland #include "msg_defs.h"
     45   1.1  dholland #include "menu_defs.h"
     46   1.1  dholland 
     47   1.1  dholland void
     48   1.1  dholland md_init(void)
     49   1.1  dholland {
     50   1.1  dholland }
     51   1.1  dholland 
     52   1.1  dholland void
     53   1.1  dholland md_init_set_status(int flags)
     54   1.1  dholland {
     55   1.1  dholland 	(void)flags;
     56   1.1  dholland }
     57   1.1  dholland 
     58   1.5    martin bool
     59   1.5    martin md_get_info(struct install_partition_desc *install)
     60   1.1  dholland {
     61  1.14    martin 	int res;
     62   1.6    martin 
     63   1.6    martin 	if (pm->no_mbr || pm->no_part)
     64   1.6    martin 		return true;
     65   1.6    martin 
     66  1.14    martin again:
     67   1.6    martin 	if (pm->parts == NULL) {
     68   1.6    martin 
     69   1.6    martin 		const struct disk_partitioning_scheme *ps =
     70   1.6    martin 		    select_part_scheme(pm, NULL, true, NULL);
     71   1.6    martin 
     72   1.6    martin 		if (!ps)
     73  1.11    martin 			return false;
     74   1.6    martin 
     75   1.6    martin 		struct disk_partitions *parts =
     76   1.6    martin 		   (*ps->create_new_for_disk)(pm->diskdev,
     77  1.13    martin 		   0, pm->dlsize, true, NULL);
     78   1.6    martin 		if (!parts)
     79   1.6    martin 			return false;
     80   1.6    martin 
     81   1.6    martin 		pm->parts = parts;
     82   1.6    martin 		if (ps->size_limit > 0 && pm->dlsize > ps->size_limit)
     83   1.6    martin 			pm->dlsize = ps->size_limit;
     84   1.6    martin 	}
     85   1.6    martin 
     86  1.14    martin 	res = set_bios_geom_with_mbr_guess(pm->parts);
     87  1.14    martin 	if (res == 0)
     88  1.14    martin 		return false;
     89  1.14    martin 	else if (res == 1)
     90  1.14    martin 		return true;
     91  1.14    martin 
     92  1.14    martin 	pm->parts->pscheme->destroy_part_scheme(pm->parts);
     93  1.14    martin 	pm->parts = NULL;
     94  1.14    martin 	goto again;
     95   1.1  dholland }
     96   1.1  dholland 
     97   1.1  dholland /*
     98   1.1  dholland  * md back-end code for menu-driven BSD disklabel editor.
     99   1.1  dholland  */
    100  1.14    martin int
    101   1.5    martin md_make_bsd_partitions(struct install_partition_desc *install)
    102   1.1  dholland {
    103   1.5    martin 	return make_bsd_partitions(install);
    104   1.1  dholland }
    105   1.1  dholland 
    106   1.1  dholland /*
    107   1.1  dholland  * any additional partition validation
    108   1.1  dholland  */
    109   1.5    martin bool
    110   1.5    martin md_check_partitions(struct install_partition_desc *install)
    111   1.1  dholland {
    112   1.5    martin 	return true;
    113   1.1  dholland }
    114   1.1  dholland 
    115   1.1  dholland /*
    116   1.1  dholland  * hook called before writing new disklabel.
    117   1.1  dholland  */
    118   1.5    martin bool
    119   1.5    martin md_pre_disklabel(struct install_partition_desc *install,
    120   1.5    martin     struct disk_partitions *parts)
    121   1.1  dholland {
    122   1.1  dholland 
    123   1.5    martin 	if (parts->parent == NULL)
    124   1.5    martin 		return true;	/* no outer partitions */
    125   1.1  dholland 
    126   1.5    martin 	parts = parts->parent;
    127   1.5    martin 
    128   1.5    martin 	msg_display_subst(MSG_dofdisk, 3, parts->disk,
    129   1.5    martin 	    msg_string(parts->pscheme->name),
    130   1.5    martin 	    msg_string(parts->pscheme->short_name));
    131   1.5    martin 
    132   1.5    martin 	/* write edited "MBR" onto disk. */
    133   1.5    martin 	if (!parts->pscheme->write_to_disk(parts)) {
    134   1.1  dholland 		msg_display(MSG_wmbrfail);
    135   1.1  dholland 		process_menu(MENU_ok, NULL);
    136   1.5    martin 		return false;
    137   1.1  dholland 	}
    138   1.5    martin 	return true;
    139   1.1  dholland }
    140   1.1  dholland 
    141   1.1  dholland /*
    142   1.1  dholland  * hook called after writing disklabel to new target disk.
    143   1.1  dholland  */
    144   1.5    martin bool
    145   1.5    martin md_post_disklabel(struct install_partition_desc *install,
    146   1.5    martin     struct disk_partitions *parts)
    147   1.1  dholland {
    148   1.5    martin 	return true;
    149   1.1  dholland }
    150   1.1  dholland 
    151   1.1  dholland /*
    152   1.1  dholland  * hook called after upgrade() or install() has finished setting
    153   1.1  dholland  * up the target disk but immediately before the user is given the
    154   1.1  dholland  * ``disks are now set up'' message.
    155   1.1  dholland  *
    156   1.1  dholland  * On the landisk, we use this opportunity to install the boot blocks.
    157   1.1  dholland  */
    158   1.1  dholland int
    159   1.5    martin md_post_newfs(struct install_partition_desc *install)
    160   1.1  dholland {
    161   1.1  dholland 	char *bootxx;
    162   1.1  dholland 	int error;
    163   1.1  dholland 
    164   1.8  christos 	msg_fmt_display(MSG_dobootblks, "%s", pm->diskdev);
    165   1.1  dholland 	cp_to_target("/usr/mdec/boot", "/boot");
    166   1.5    martin 	bootxx = bootxx_name(install);
    167   1.1  dholland 	if (bootxx != NULL) {
    168   1.3      gson 		error = run_program(RUN_DISPLAY,
    169   1.9    martin 		    "/usr/sbin/installboot -v /dev/r%sd %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   1.4     joerg 		    __UNCONST("Warning: disk is probably not bootable"));
    177   1.1  dholland 
    178   1.7    martin 	return 0;
    179   1.1  dholland }
    180   1.1  dholland 
    181   1.1  dholland int
    182   1.5    martin md_post_extract(struct install_partition_desc *install)
    183   1.1  dholland {
    184   1.1  dholland 	return 0;
    185   1.1  dholland }
    186   1.1  dholland 
    187   1.1  dholland void
    188   1.5    martin md_cleanup_install(struct install_partition_desc *install)
    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   1.5    martin md_pre_update(struct install_partition_desc *install)
    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   1.5    martin md_update(struct install_partition_desc *install)
    204   1.1  dholland {
    205   1.5    martin 	md_post_newfs(install);
    206   1.1  dholland 	return 1;
    207   1.1  dholland }
    208   1.1  dholland 
    209   1.1  dholland int
    210   1.5    martin md_check_mbr(struct disk_partitions *parts, mbr_info_t *mbri, bool quiet)
    211   1.1  dholland {
    212   1.1  dholland 	return 2;
    213   1.1  dholland }
    214   1.1  dholland 
    215   1.5    martin bool
    216   1.5    martin md_parts_use_wholedisk(struct disk_partitions *parts)
    217   1.1  dholland {
    218   1.5    martin 	return parts_use_wholedisk(parts, 0, NULL);
    219   1.1  dholland }
    220   1.1  dholland 
    221   1.1  dholland 
    222   1.1  dholland int
    223  1.10    martin md_pre_mount(struct install_partition_desc *install, size_t ndx)
    224   1.1  dholland {
    225   1.1  dholland 	return 0;
    226   1.1  dholland }
    227   1.5    martin 
    228   1.5    martin bool
    229   1.5    martin md_mbr_update_check(struct disk_partitions *parts, mbr_info_t *mbri)
    230   1.5    martin {
    231   1.5    martin 	return false;	/* no change, no need to write back */
    232   1.5    martin }
    233   1.5    martin 
    234   1.5    martin #ifdef HAVE_GPT
    235   1.5    martin bool
    236   1.5    martin md_gpt_post_write(struct disk_partitions *parts, part_id root_id,
    237   1.5    martin     bool root_is_new, part_id efi_id, bool efi_is_new)
    238   1.5    martin {
    239   1.5    martin 	/* no GPT boot support, nothing needs to be done here */
    240   1.5    martin 	return true;
    241   1.5    martin }
    242   1.5    martin #endif
    243   1.5    martin 
    244