partedit_powerpc.c revision 271636 
1/*-
2 * Copyright (c) 2011 Nathan Whitehorn
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer in the
12 *    documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 *
26 * $FreeBSD: stable/10/usr.sbin/bsdinstall/partedit/partedit_powerpc.c 271636 2014-09-15 17:49:46Z emaste $
27 */
28
29#include <sys/types.h>
30#include <sys/sysctl.h>
31#include <string.h>
32
33#include "partedit.h"
34
35static char platform[255] = "";
36
37const char *
38default_scheme(void) {
39	size_t platlen = sizeof(platform);
40	if (strlen(platform) == 0)
41		sysctlbyname("hw.platform", platform, &platlen, NULL, -1);
42
43	if (strcmp(platform, "powermac") == 0)
44		return ("APM");
45	if (strcmp(platform, "chrp") == 0)
46		return ("MBR");
47
48	/* Pick GPT (bootable on PS3) as a generic default */
49	return ("GPT");
50}
51
52int
53is_scheme_bootable(const char *part_type) {
54	size_t platlen = sizeof(platform);
55	if (strlen(platform) == 0)
56		sysctlbyname("hw.platform", platform, &platlen, NULL, -1);
57
58	if (strcmp(platform, "powermac") == 0 && strcmp(part_type, "APM") == 0)
59		return (1);
60	if (strcmp(platform, "ps3") == 0 && strcmp(part_type, "GPT") == 0)
61		return (1);
62	if (strcmp(platform, "chrp") == 0 &&
63	    (strcmp(part_type, "MBR") == 0 || strcmp(part_type, "BSD") == 0 ||
64	     strcmp(part_type, "GPT") == 0))
65		return (1);
66
67	return (0);
68}
69
70size_t
71bootpart_size(const char *part_type) {
72	size_t platlen = sizeof(platform);
73	if (strlen(platform) == 0)
74		sysctlbyname("hw.platform", platform, &platlen, NULL, -1);
75
76	if (strcmp(part_type, "APM") == 0 || strcmp(part_type, "MBR") == 0)
77		return (800*1024);
78	if (strcmp(platform, "chrp") == 0 && strcmp(part_type, "GPT") == 0)
79		return (800*1024);
80	return (0);
81}
82
83const char *
84bootpart_type(const char *scheme) {
85	size_t platlen = sizeof(platform);
86	if (strlen(platform) == 0)
87		sysctlbyname("hw.platform", platform, &platlen, NULL, -1);
88
89	if (strcmp(platform, "chrp") == 0)
90		return ("prep-boot");
91	if (strcmp(platform, "powermac") == 0)
92		return ("apple-boot");
93
94	return ("freebsd-boot");
95}
96
97const char *
98bootcode_path(const char *part_type) {
99	return (NULL);
100}
101
102const char *
103partcode_path(const char *part_type) {
104	size_t platlen = sizeof(platform);
105	if (strlen(platform) == 0)
106		sysctlbyname("hw.platform", platform, &platlen, NULL, -1);
107
108	if (strcmp(part_type, "APM") == 0)
109		return ("/boot/boot1.hfs");
110	if (strcmp(part_type, "MBR") == 0 ||
111	    (strcmp(platform, "chrp") == 0 && strcmp(part_type, "GPT") == 0))
112		return ("/boot/boot1.elf");
113	return (NULL);
114}
115
116