1 /*
2 * Copyright (C) 2016 Cavium Inc.
3 * All rights reserved.
4 *
5 * Developed by Semihalf.
6 * Based on work by Nathan Whitehorn.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27 * SUCH DAMAGE.
28 *
29 * $FreeBSD$
30 */
31
32 #include <sys/types.h>
33 #include <string.h>
34
35 #include "partedit.h"
36
37 /* EFI partition size in bytes */
38 #define EFI_BOOTPART_SIZE (200 * 1024 * 1024)
39 #define EFI_BOOTPART_PATH "/boot/boot1.efifat"
40
41 const char *
default_scheme(void)42 default_scheme(void)
43 {
44
45 return ("GPT");
46 }
47
48 int
is_scheme_bootable(const char * part_type)49 is_scheme_bootable(const char *part_type)
50 {
51
52 if (strcmp(part_type, "GPT") == 0)
53 return (1);
54
55 return (0);
56 }
57
58 int
is_fs_bootable(const char * part_type,const char * fs)59 is_fs_bootable(const char *part_type, const char *fs)
60 {
61
62 if (strcmp(fs, "freebsd-ufs") == 0)
63 return (1);
64
65 return (0);
66 }
67
68 size_t
bootpart_size(const char * scheme)69 bootpart_size(const char *scheme)
70 {
71
72 /* We only support GPT with EFI */
73 if (strcmp(scheme, "GPT") != 0)
74 return (0);
75
76 return (EFI_BOOTPART_SIZE);
77 }
78
79 const char *
bootpart_type(const char * scheme)80 bootpart_type(const char *scheme)
81 {
82
83 /* Only EFI is supported as boot partition */
84 return ("efi");
85 }
86
87 const char *
bootcode_path(const char * part_type)88 bootcode_path(const char *part_type)
89 {
90
91 return (NULL);
92 }
93
94 const char *
partcode_path(const char * part_type,const char * fs_type)95 partcode_path(const char *part_type, const char *fs_type)
96 {
97
98 if (strcmp(part_type, "GPT") == 0)
99 return (EFI_BOOTPART_PATH);
100
101 /* No boot partition data for non-GPT */
102 return (NULL);
103 }
104
105