xref: /freebsd/usr.sbin/bsdinstall/partedit/partedit_powerpc.c (revision 641a6cfb86023499caafe26a4d821a0b885cf00b)
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  * $FreeBSD$
27  */
28 
29 #include <sys/types.h>
30 #include <sys/sysctl.h>
31 #include <string.h>
32 
33 #include "partedit.h"
34 
35 static char platform[255] = "";
36 
37 const char *
38 default_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 
52 int
53 is_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 && strcmp(part_type, "MBR") == 0)
63 		return (1);
64 
65 	return (0);
66 }
67 
68 size_t
69 bootpart_size(const char *part_type) {
70 	if (strcmp(part_type, "APM") == 0 || strcmp(part_type, "MBR") == 0)
71 		return (800*1024);
72 	return (0);
73 }
74 
75 const char *
76 bootcode_path(const char *part_type) {
77 	return (NULL);
78 }
79 
80 const char *
81 partcode_path(const char *part_type) {
82 	if (strcmp(part_type, "APM") == 0)
83 		return ("/boot/boot1.hfs");
84 	if (strcmp(part_type, "MBR") == 0)
85 		return ("/boot/boot1.elf");
86 	return (NULL);
87 }
88 
89