md.c revision 1.8 
1/*	$NetBSD: md.c,v 1.8 2020/01/09 13:22:31 martin 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 -- hpcsh machine specific routines */
36
37#include <stdio.h>
38#include <util.h>
39#include <sys/param.h>
40#include <machine/cpu.h>
41#include <sys/sysctl.h>
42
43#include "defs.h"
44#include "md.h"
45#include "msg_defs.h"
46#include "menu_defs.h"
47#include "endian.h"
48#include "mbr.h"
49
50void
51md_init(void)
52{
53}
54
55void
56md_init_set_status(int flags)
57{
58
59	(void)flags;
60}
61
62bool
63md_get_info(struct install_partition_desc *install)
64{
65
66	if (pm->no_mbr || pm->no_part)
67		return true;
68
69	if (pm->parts == NULL) {
70
71		const struct disk_partitioning_scheme *ps =
72		    select_part_scheme(pm, NULL, true, NULL);
73
74		if (!ps)
75			return false;
76
77		struct disk_partitions *parts =
78		   (*ps->create_new_for_disk)(pm->diskdev,
79		   0, pm->dlsize, pm->dlsize, true, NULL);
80		if (!parts)
81			return false;
82
83		pm->parts = parts;
84		if (ps->size_limit > 0 && pm->dlsize > ps->size_limit)
85			pm->dlsize = ps->size_limit;
86	}
87
88	return set_bios_geom_with_mbr_guess(pm->parts);
89}
90
91/*
92 * md back-end code for menu-driven BSD disklabel editor.
93 */
94bool
95md_make_bsd_partitions(struct install_partition_desc *install)
96{
97
98	return make_bsd_partitions(install);
99}
100
101/*
102 * any additional partition validation
103 */
104bool
105md_check_partitions(struct install_partition_desc *install)
106{
107
108	return true;
109}
110
111/*
112 * hook called before writing new disklabel.
113 */
114bool
115md_pre_disklabel(struct install_partition_desc *install,
116    struct disk_partitions *parts)
117{
118
119	if (parts->parent == NULL)
120		return true;	/* no outer partitions */
121
122	parts = parts->parent;
123
124	msg_display_subst(MSG_dofdisk, 3, parts->disk,
125	    msg_string(parts->pscheme->name),
126	    msg_string(parts->pscheme->short_name));
127
128	/* write edited "MBR" onto disk. */
129	if (!parts->pscheme->write_to_disk(parts)) {
130		msg_display(MSG_wmbrfail);
131		process_menu(MENU_ok, NULL);
132		return false;
133	}
134	return true;
135}
136
137/*
138 * hook called after writing disklabel to new target disk.
139 */
140bool
141md_post_disklabel(struct install_partition_desc *install,
142    struct disk_partitions *parts)
143{
144        return true;
145}
146
147/*
148 * hook called after upgrade() or install() has finished setting
149 * up the target disk but immediately before the user is given the
150 * ``disks are now set up'' message.
151 */
152int
153md_post_newfs(struct install_partition_desc *install)
154{
155
156	return 0;
157}
158
159void
160md_cleanup_install(struct install_partition_desc *install)
161{
162
163#ifndef DEBUG
164	enable_rc_conf();
165#endif
166}
167
168int
169md_pre_update(struct install_partition_desc *install)
170{
171
172	return 1;
173}
174
175/* Upgrade support */
176int
177md_update(struct install_partition_desc *install)
178{
179
180	md_post_newfs(install);
181	return 1;
182}
183
184int
185md_post_extract(struct install_partition_desc *install)
186{
187
188	return 0;
189}
190
191int
192md_check_mbr(struct disk_partitions *parts, mbr_info_t *mbri, bool quiet)
193{
194
195	return 2;
196}
197
198bool
199md_parts_use_wholedisk(struct disk_partitions *parts)
200{
201
202	return parts_use_wholedisk(parts, 0, NULL);
203}
204
205int
206md_pre_mount(struct install_partition_desc *install, size_t ndx)
207{
208	return 0;
209}
210
211bool
212md_mbr_update_check(struct disk_partitions *parts, mbr_info_t *mbri)
213{
214	return false;	/* no change, no need to write back */
215}
216
217#ifdef HAVE_GPT
218bool
219md_gpt_post_write(struct disk_partitions *parts, part_id root_id,
220    bool root_is_new, part_id efi_id, bool efi_is_new)
221{
222	/* no GPT boot support, nothing needs to be done here */
223	return true;
224}
225#endif
226
227