xref: /netbsd-src/usr.sbin/sysinst/arch/luna68k/md.c (revision 1cd43426d582b6650b153797f2db305dcd93c554)
1 /*	$NetBSD: md.c,v 1.12 2024/02/10 18:43:54 andvar 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 -- luna68k machine specific routines */
36 
37 #include <sys/types.h>
38 #include <sys/ioctl.h>
39 #include <sys/param.h>
40 #include <sys/stat.h>
41 #include <stdio.h>
42 #include <stdlib.h>
43 #include <curses.h>
44 #include <unistd.h>
45 #include <fcntl.h>
46 #include <util.h>
47 
48 #include "defs.h"
49 #include "md.h"
50 #include "msg_defs.h"
51 #include "menu_defs.h"
52 
53 #define PART_BOOT_BSIZE	4096
54 #define PART_BOOT_FSIZE	512
55 
56 void
md_init(void)57 md_init(void)
58 {
59 }
60 
61 void
md_init_set_status(int flags)62 md_init_set_status(int flags)
63 {
64 
65 	(void)flags;
66 }
67 
68 bool
md_get_info(struct install_partition_desc * install)69 md_get_info(struct install_partition_desc *install)
70 {
71 	struct disklabel disklabel;
72 	int fd;
73 	char dev_name[100];
74 
75 	snprintf(dev_name, sizeof(dev_name), "/dev/r%sc", pm->diskdev);
76 
77 	fd = open(dev_name, O_RDONLY, 0);
78 	if (fd < 0) {
79 		endwin();
80 		fprintf (stderr, "Can't open %s\n", dev_name);
81 		exit(1);
82 	}
83 	if (ioctl(fd, DIOCGDINFO, &disklabel) == -1) {
84 		endwin();
85 		fprintf (stderr, "Can't read disklabel on %s.\n", dev_name);
86 		close(fd);
87 		exit(1);
88 	}
89 	close(fd);
90 
91 	pm->dlcyl = disklabel.d_ncylinders;
92 	pm->dlhead = disklabel.d_ntracks;
93 	pm->dlsec = disklabel.d_nsectors;
94 	pm->sectorsize = disklabel.d_secsize;
95 	pm->dlcylsize = disklabel.d_secpercyl;
96 
97 	/*
98 	 * Compute whole disk size. Take max of (pm->dlcyl*pm->dlhead*pm->dlsec)
99 	 * and secperunit,  just in case the disk is already labelled.
100 	 * (If our new label's RAW_PART size ends up smaller than the
101 	 * in-core RAW_PART size  value, updating the label will fail.)
102 	 */
103 	pm->dlsize = pm->dlcyl * pm->dlhead * pm->dlsec;
104 	if (disklabel.d_secperunit > pm->dlsize)
105 		pm->dlsize = disklabel.d_secperunit;
106 
107 	return true;
108 }
109 
110 /*
111  * md back-end code for menu-driven BSD disklabel editor.
112  */
113 int
md_make_bsd_partitions(struct install_partition_desc * install)114 md_make_bsd_partitions(struct install_partition_desc *install)
115 {
116 
117 	return make_bsd_partitions(install);
118 }
119 
120 static part_id
find_boot_part(struct install_partition_desc * install)121 find_boot_part(struct install_partition_desc *install)
122 {
123 	for (size_t i = 0; i < install->num; i++) {
124 		if (install->infos[i].fs_type != PART_BOOT_TYPE)
125 			continue;
126 		if (install->infos[i].fs_version != PART_BOOT_SUBT)
127 			continue;
128 		if (install->infos[i].size < (PART_BOOT/512))
129 			continue;
130 		if (install->infos[i].cur_start > 0)
131 			continue;
132 		return i;
133 	}
134 	return NO_PART;
135 }
136 
137 /*
138  * any additional partition validation
139  */
140 bool
md_check_partitions(struct install_partition_desc * install)141 md_check_partitions(struct install_partition_desc *install)
142 {
143 
144 	/*
145 	 * Make sure that a boot partition (old 4.3BSD UFS) is prepared
146 	 * properly for our native bootloader.
147 	 */
148 	if (find_boot_part(install) != NO_PART)
149 		return true;
150 
151 	msg_display(MSG_nobootpartdisklabel);
152 	process_menu(MENU_ok, NULL);
153 	return false;
154 }
155 
156 /*
157  * hook called before writing new disklabel.
158  */
159 bool
md_pre_disklabel(struct install_partition_desc * install,struct disk_partitions * parts)160 md_pre_disklabel(struct install_partition_desc *install,
161      struct disk_partitions *parts)
162 {
163 
164 	return true;
165 }
166 
167 /*
168  * hook called after writing disklabel to new target disk.
169  */
170 bool
md_post_disklabel(struct install_partition_desc * install,struct disk_partitions * parts)171 md_post_disklabel(struct install_partition_desc *install,
172      struct disk_partitions *parts)
173 {
174 	return true;
175 }
176 
177 static int
copy_bootloader(const char * diskdev)178 copy_bootloader(const char *diskdev)
179 {
180 	const char *mntdir = "/mnt2";
181 
182 	msg_fmt_display(MSG_copybootloader, "%s", diskdev);
183 	if (!run_program(RUN_SILENT | RUN_ERROR_OK,
184 	    "mount %s %s", diskdev, mntdir)) {
185 		mnt2_mounted = 1;
186 		run_program(0, "/bin/cp /usr/mdec/boot %s", mntdir);
187 		run_program(RUN_SILENT | RUN_ERROR_OK, "umount %s", mntdir);
188 		mnt2_mounted = 0;
189 	} else {
190 		/* XXX print proper error message */
191 		return 1;
192 	}
193 	return 0;
194 }
195 
196 /*
197  * hook called after install() has finished setting up the target disk
198  * but immediately before the user is given the ``disks are now set up''
199  * message.
200  */
201 int
md_post_newfs(struct install_partition_desc * install)202 md_post_newfs(struct install_partition_desc *install)
203 {
204 	char rdisk[STRSIZE], disk[STRSIZE];
205 	part_id boot_part = find_boot_part(install);
206 
207 	if (boot_part == NO_PART)
208 		return 1;
209 
210 	if (!install->infos[boot_part].parts->pscheme->get_part_device(
211 	    install->infos[boot_part].parts,
212 	    install->infos[boot_part].cur_part_id,
213  	    rdisk, sizeof rdisk, NULL, raw_dev_name, true, true))
214 		return 1;
215 	if (!install->infos[boot_part].parts->pscheme->get_part_device(
216 	    install->infos[boot_part].parts,
217 	    install->infos[boot_part].cur_part_id,
218 	    disk, sizeof disk, NULL, plain_name, true, true))
219 		return 1;
220 
221 	if (run_program(RUN_DISPLAY | RUN_PROGRESS,
222 	    "/sbin/newfs -V2 -O 0 -b %d -f %d %s",
223 	    PART_BOOT_BSIZE, PART_BOOT_FSIZE, rdisk))
224 		return 1;
225 	return copy_bootloader(disk);
226 }
227 
228 int
md_post_extract(struct install_partition_desc * install,bool upgrade)229 md_post_extract(struct install_partition_desc *install, bool upgrade)
230 {
231 
232 	return 0;
233 }
234 
235 void
md_cleanup_install(struct install_partition_desc * install)236 md_cleanup_install(struct install_partition_desc *install)
237 {
238 
239 #ifndef DEBUG
240 	enable_rc_conf();
241 #endif
242 	msg_display(MSG_howtoboot);
243 	process_menu(MENU_ok, NULL);
244 }
245 
246 int
md_pre_update(struct install_partition_desc * install)247 md_pre_update(struct install_partition_desc *install)
248 {
249 	return 1;
250 }
251 
252 /* Upgrade support */
253 int
md_update(struct install_partition_desc * install)254 md_update(struct install_partition_desc *install)
255 {
256 	const char *mntdir = "/mnt2";
257 	char bootpath[MAXPATHLEN];
258 	struct stat sb;
259 	bool hasboot = false;
260 	char disk[STRSIZE];
261 	part_id boot_part = find_boot_part(install);
262 
263 	if (boot_part == NO_PART)
264 		return 0;
265 
266 	if (!install->infos[boot_part].parts->pscheme->get_part_device(
267 	    install->infos[boot_part].parts,
268 	    install->infos[boot_part].cur_part_id,
269  	    disk, sizeof disk, NULL, plain_name, true, true))
270 		return 0;
271 
272 	/*
273 	 * Check if there is a boot UFS partition and it has the old bootloader.
274 	 * We'll update bootloader only if the old one was installed.
275 	 */
276 	if (!run_program(RUN_SILENT | RUN_ERROR_OK,
277 	    "mount -r %s %s", disk, mntdir)) {
278 		mnt2_mounted = 1;
279 		snprintf(bootpath, sizeof(bootpath), "%s/%s", mntdir, "boot");
280 		if (stat(bootpath, &sb) == 0 && S_ISREG(sb.st_mode))
281 			hasboot = true;
282 		run_program(RUN_SILENT | RUN_ERROR_OK, "umount %s", mntdir);
283 		mnt2_mounted = 0;
284 		if (hasboot)
285 			(void)copy_bootloader(disk);
286 	}
287 	return 1;
288 }
289 
290 int
md_pre_mount(struct install_partition_desc * install,size_t ndx)291 md_pre_mount(struct install_partition_desc *install, size_t ndx)
292 {
293 	return 0;
294 }
295 
296 bool
md_parts_use_wholedisk(struct disk_partitions * parts)297 md_parts_use_wholedisk(struct disk_partitions *parts)
298 {
299 	return parts_use_wholedisk(parts, 0, NULL);
300 }
301 
302 #ifdef HAVE_GPT
303 bool
md_gpt_post_write(struct disk_partitions * parts,part_id root_id,bool root_is_new,part_id efi_id,bool efi_is_new)304 md_gpt_post_write(struct disk_partitions *parts, part_id root_id,
305     bool root_is_new, part_id efi_id, bool efi_is_new)
306 {
307 	/* no GPT boot support, nothing needs to be done here */
308 	return true;
309 }
310 #endif
311