1/*	$NetBSD: md.c,v 1.9 2022/01/29 16:01:18 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 -- hppa machine specific routines */
36/* This file is in close sync with pmax, vax, and x68k, sparc md.c */
37
38#include <sys/types.h>
39#include <sys/ioctl.h>
40#include <sys/param.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#define HP700_PDC_LIMIT	((unsigned)2*1024*1024*1024)
53
54void
55md_init(void)
56{
57}
58
59void
60md_init_set_status(int flags)
61{
62	(void)flags;
63}
64
65bool
66md_get_info(struct install_partition_desc *install)
67{
68	struct disklabel disklabel;
69	int fd;
70	char dev_name[100];
71
72	snprintf(dev_name, 100, "/dev/r%sc", pm->diskdev);
73
74	fd = open(dev_name, O_RDONLY, 0);
75	if (fd < 0) {
76		if (logfp)
77			(void)fprintf(logfp, "Can't open %s\n", dev_name);
78		endwin();
79		fprintf(stderr, "Can't open %s\n", dev_name);
80		exit(1);
81	}
82	if (ioctl(fd, DIOCGDINFO, &disklabel) == -1) {
83		if (logfp)
84			(void)fprintf(logfp, "Can't read disklabel on %s.\n",
85				dev_name);
86		endwin();
87		fprintf(stderr, "Can't read disklabel on %s.\n", dev_name);
88		close(fd);
89		exit(1);
90	}
91	close(fd);
92
93	pm->dlcyl = disklabel.d_ncylinders;
94	pm->dlhead = disklabel.d_ntracks;
95	pm->dlsec = disklabel.d_nsectors;
96	pm->sectorsize = disklabel.d_secsize;
97	pm->dlcylsize = disklabel.d_secpercyl;
98
99	/*
100	 * Compute whole disk size. Take max of (pm->dlcyl*pm->dlhead*pm->dlsec)
101	 * and secperunit,  just in case the disk is already labelled.
102	 * (If our new label's RAW_PART size ends up smaller than the
103	 * in-core RAW_PART size  value, updating the label will fail.)
104	 */
105	pm->dlsize = pm->dlcyl*pm->dlhead*pm->dlsec;
106	if (disklabel.d_secperunit > pm->dlsize)
107		pm->dlsize = disklabel.d_secperunit;
108
109	/*
110	 * hp700 PDC can only address up to 2GB.
111	 */
112	root_limit = HP700_PDC_LIMIT / (unsigned)pm->sectorsize;
113
114	return true;
115}
116
117/*
118 * md back-end code for menu-driven BSD disklabel editor.
119 */
120int
121md_make_bsd_partitions(struct install_partition_desc *install)
122{
123	return make_bsd_partitions(install);
124}
125
126/*
127 * any additional partition validation
128 */
129bool
130md_check_partitions(struct install_partition_desc *install)
131{
132	/* Check the root partition is sane. */
133	daddr_t limit = HP700_PDC_LIMIT / (unsigned)pm->sectorsize;
134	size_t part;
135
136	for (part = 0; part < install->num; part++) {
137		if (strcmp(install->infos[part].mount, "/") == 0) {
138			daddr_t offset = install->infos[part].cur_start;
139			daddr_t size = install->infos[part].size;
140
141			if (offset > limit || offset + size > limit) {
142				msg_display(MSG_md_pdclimit);
143				process_menu(MENU_ok, NULL);
144				return false;
145			}
146		}
147	}
148
149	return true;
150}
151
152/*
153 * hook called before writing new disklabel.
154 */
155bool
156md_pre_disklabel(struct install_partition_desc *install,
157    struct disk_partitions *parts)
158{
159	return true;
160}
161
162/*
163 * hook called after writing disklabel to new target disk.
164 */
165bool
166md_post_disklabel(struct install_partition_desc *install,
167    struct disk_partitions *parts)
168{
169	return true;
170}
171
172/*
173 * hook called after upgrade() or install() has finished setting
174 * up the target disk but immediately before the user is given the
175 * ``disks are now set up'' message.
176 */
177int
178md_post_newfs(struct install_partition_desc *install)
179{
180	int error;
181
182	error = cp_to_target("/usr/mdec/boot", "/boot");
183	if (error)
184		return error;
185
186	/* boot blocks ... */
187	msg_fmt_display(MSG_dobootblks, "%s", pm->diskdev);
188	if (run_program(RUN_DISPLAY,
189	    "/usr/sbin/installboot -v /dev/r%sc /usr/mdec/xxboot",
190	    pm->diskdev))
191		process_menu(MENU_ok,
192			 __UNCONST("Warning: disk is probably not bootable"));
193	return 0;
194}
195
196int
197md_post_extract(struct install_partition_desc *install, bool upgrade)
198{
199	return 0;
200}
201
202void
203md_cleanup_install(struct install_partition_desc *install)
204{
205#ifndef DEBUG
206	enable_rc_conf();
207#endif
208}
209
210int
211md_pre_update(struct install_partition_desc *install)
212{
213	return 1;
214}
215
216/* Upgrade support */
217int
218md_update(struct install_partition_desc *install)
219{
220	md_post_newfs(install);
221	return 1;
222}
223
224int
225md_pre_mount(struct install_partition_desc *install, size_t ndx)
226{
227	return 0;
228}
229
230bool
231md_parts_use_wholedisk(struct disk_partitions *parts)
232{
233	return parts_use_wholedisk(parts, 0, NULL);
234}
235
236#ifdef HAVE_GPT
237bool
238md_gpt_post_write(struct disk_partitions *parts, part_id root_id,
239    bool root_is_new, part_id efi_id, bool efi_is_new)
240{
241	/* no GPT boot support, nothing needs to be done here */
242	return true;
243}
244#endif
245
246