xref: /netbsd-src/usr.sbin/sysinst/arch/zaurus/md.c (revision 4204f81037ec1430b81b70ee975f04b277901e24)
1 /*	$NetBSD: md.c,v 1.12 2022/01/29 16:01:21 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 -- zaurus machine specific routines */
36 
37 #include <sys/param.h>
38 #include <sys/sysctl.h>
39 
40 #include <stdio.h>
41 #include <util.h>
42 
43 #include "defs.h"
44 #include "md.h"
45 #include "msg_defs.h"
46 #include "menu_defs.h"
47 
48 void
md_init(void)49 md_init(void)
50 {
51 }
52 
53 void
md_init_set_status(int flags)54 md_init_set_status(int flags)
55 {
56 	static const int mib[2] = {CTL_KERN, KERN_VERSION};
57 	size_t len;
58 	char *version;
59 
60 	/* check INSTALL kernel name to select an appropriate kernel set */
61 	/* XXX: hw.cpu_model has a processor name on arm ports */
62 	sysctl(mib, 2, NULL, &len, NULL, 0);
63 	version = malloc(len);
64 	if (version == NULL)
65 		return;
66 	sysctl(mib, 2, version, &len, NULL, 0);
67 	if (strstr(version, "C700") != NULL)
68 		set_kernel_set(SET_KERNEL_C700);
69 	free(version);
70 }
71 
72 bool
md_get_info(struct install_partition_desc * install)73 md_get_info(struct install_partition_desc *install)
74 {
75 	int res;
76 
77 	if (pm->no_mbr || pm->no_part)
78 		return true;
79 
80 again:
81 	if (pm->parts == NULL) {
82 
83 		const struct disk_partitioning_scheme *ps =
84 		    select_part_scheme(pm, NULL, true, NULL);
85 
86 		if (!ps)
87 			return false;
88 
89 		struct disk_partitions *parts =
90 		   (*ps->create_new_for_disk)(pm->diskdev,
91 		   0, pm->dlsize, true, NULL);
92 		if (!parts)
93 			return false;
94 
95 		pm->parts = parts;
96 		if (ps->size_limit > 0 && pm->dlsize > ps->size_limit)
97 			pm->dlsize = ps->size_limit;
98 	}
99 
100 	res = set_bios_geom_with_mbr_guess(pm->parts);
101 	if (res == 0)
102 		return false;
103 	else if (res == 1)
104 		return true;
105 
106 	pm->parts->pscheme->destroy_part_scheme(pm->parts);
107 	pm->parts = NULL;
108 	goto again;
109 }
110 
111 int
md_make_bsd_partitions(struct install_partition_desc * install)112 md_make_bsd_partitions(struct install_partition_desc *install)
113 {
114 	return make_bsd_partitions(install);
115 }
116 
117 /*
118  * any additional partition validation
119  */
120 bool
md_check_partitions(struct install_partition_desc * install)121 md_check_partitions(struct install_partition_desc *install)
122 {
123 	return true;
124 }
125 
126 /*
127  * hook called before writing new disklabel.
128  */
129 bool
md_pre_disklabel(struct install_partition_desc * install,struct disk_partitions * parts)130 md_pre_disklabel(struct install_partition_desc *install,
131     struct disk_partitions *parts)
132 {
133 
134 	if (parts->parent == NULL)
135 		return true;	/* no outer partitions */
136 
137 	parts = parts->parent;
138 
139 	msg_display_subst(MSG_dofdisk, 3, parts->disk,
140 	    msg_string(parts->pscheme->name),
141 	    msg_string(parts->pscheme->short_name));
142 
143 	/* write edited "MBR" onto disk. */
144 	if (!parts->pscheme->write_to_disk(parts)) {
145 		msg_display(MSG_wmbrfail);
146 		process_menu(MENU_ok, NULL);
147 		return false;
148 	}
149 	return true;
150 }
151 
152 /*
153  * hook called after writing disklabel to new target disk.
154  */
155 bool
md_post_disklabel(struct install_partition_desc * install,struct disk_partitions * parts)156 md_post_disklabel(struct install_partition_desc *install,
157     struct disk_partitions *parts)
158 {
159 	return true;
160 }
161 
162 /*
163  * hook called after upgrade() or install() has finished setting
164  * up the target disk but immediately before the user is given the
165  * ``disks are now set up'' message.
166  */
167 int
md_post_newfs(struct install_partition_desc * install)168 md_post_newfs(struct install_partition_desc *install)
169 {
170 	struct mbr_sector pbr;
171 	char adevname[STRSIZE];
172 	ssize_t sz;
173 	int fd = -1;
174 
175 	snprintf(adevname, sizeof(adevname), "/dev/r%sa", pm->diskdev);
176 	fd = open(adevname, O_RDWR);
177 	if (fd < 0)
178 		goto out;
179 
180 	/* Read partition boot record */
181 	sz = pread(fd, &pbr, sizeof(pbr), 0);
182 	if (sz != sizeof(pbr))
183 		goto out;
184 
185 	/* Check magic number */
186 	if (pbr.mbr_magic != le16toh(MBR_MAGIC))
187 		goto out;
188 
189 #ifdef NETBSD_MAJOR
190 #define	OSNAME	"NetBSD" NETBSD_MAJOR
191 #else
192 #define	OSNAME	"NetBSD60"
193 #endif
194 	/* Update oemname */
195 	memcpy(&pbr.mbr_oemname, OSNAME, sizeof(OSNAME) - 1);
196 
197 	/* Clear BPB */
198 	memset(&pbr.mbr_bpb, 0, sizeof(pbr.mbr_bpb));
199 
200 	/* write-backed new partition boot record */
201 	(void)pwrite(fd, &pbr, sizeof(pbr), 0);
202 
203 out:
204 	if (fd >= 0)
205 		close(fd);
206 	return 0;
207 }
208 
209 int
md_post_extract(struct install_partition_desc * install,bool upgrade)210 md_post_extract(struct install_partition_desc *install, bool upgrade)
211 {
212 	return 0;
213 }
214 
215 void
md_cleanup_install(struct install_partition_desc * install)216 md_cleanup_install(struct install_partition_desc *install)
217 {
218 #ifndef DEBUG
219 	enable_rc_conf();
220 #endif
221 }
222 
223 int
md_pre_update(struct install_partition_desc * install)224 md_pre_update(struct install_partition_desc *install)
225 {
226 	return 1;
227 }
228 
229 /* Upgrade support */
230 int
md_update(struct install_partition_desc * install)231 md_update(struct install_partition_desc *install)
232 {
233 	md_post_newfs(install);
234 	return 1;
235 }
236 
237 int
md_check_mbr(struct disk_partitions * parts,mbr_info_t * mbri,bool quiet)238 md_check_mbr(struct disk_partitions *parts, mbr_info_t *mbri, bool quiet)
239 {
240 	return 2;
241 }
242 
243 bool
md_parts_use_wholedisk(struct disk_partitions * parts)244 md_parts_use_wholedisk(struct disk_partitions *parts)
245 {
246 
247 	return parts_use_wholedisk(parts, 0, NULL);
248 }
249 
250 
251 int
md_pre_mount(struct install_partition_desc * install,size_t ndx)252 md_pre_mount(struct install_partition_desc *install, size_t ndx)
253 {
254 	return 0;
255 }
256 
257 bool
md_mbr_update_check(struct disk_partitions * parts,mbr_info_t * mbri)258 md_mbr_update_check(struct disk_partitions *parts, mbr_info_t *mbri)
259 {
260 	return false;	/* no change, no need to write back */
261 }
262 
263 #ifdef HAVE_GPT
264 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)265 md_gpt_post_write(struct disk_partitions *parts, part_id root_id,
266     bool root_is_new, part_id efi_id, bool efi_is_new)
267 {
268 	/* no GPT boot support, nothing needs to be done here */
269 	return true;
270 }
271 #endif
272 
273