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1 | /* |
2 | * (C) Copyright 2000-2004 | |
3 | * DENX Software Engineering | |
4 | * Wolfgang Denk, wd@denx.de | |
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5 | * |
6 | * This program is free software; you can redistribute it and/or | |
7 | * modify it under the terms of the GNU General Public License as | |
8 | * published by the Free Software Foundation; either version 2 of | |
9 | * the License, or (at your option) any later version. | |
10 | * | |
11 | * This program is distributed in the hope that it will be useful, | |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | * GNU General Public License for more details. | |
15 | * | |
16 | * You should have received a copy of the GNU General Public License | |
17 | * along with this program; if not, write to the Free Software | |
18 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, | |
19 | * MA 02111-1307 USA | |
20 | */ | |
21 | ||
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22 | #ifndef _MKIIMAGE_H_ |
23 | #define _MKIIMAGE_H_ | |
24 | ||
2f8d396b | 25 | #include "os_support.h" |
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26 | #include <errno.h> |
27 | #include <fcntl.h> | |
28 | #include <stdio.h> | |
29 | #include <stdlib.h> | |
30 | #include <string.h> | |
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31 | #include <sys/stat.h> |
32 | #include <time.h> | |
33 | #include <unistd.h> | |
a6e530f0 | 34 | #include <sha1.h> |
8cf30809 | 35 | #include "fdt_host.h" |
b97a2a0a | 36 | |
89a4d6b1 | 37 | #undef MKIMAGE_DEBUG |
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38 | |
39 | #ifdef MKIMAGE_DEBUG | |
40 | #define debug(fmt,args...) printf (fmt ,##args) | |
41 | #else | |
42 | #define debug(fmt,args...) | |
43 | #endif /* MKIMAGE_DEBUG */ | |
44 | ||
9d25438f BS |
45 | #define MKIMAGE_TMPFILE_SUFFIX ".tmp" |
46 | #define MKIMAGE_MAX_TMPFILE_LEN 256 | |
47 | #define MKIMAGE_DEFAULT_DTC_OPTIONS "-I dts -O dtb -p 500" | |
48 | #define MKIMAGE_MAX_DTC_CMDLINE_LEN 512 | |
49 | #define MKIMAGE_DTC "dtc" /* assume dtc is in $PATH */ | |
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50 | |
51 | /* | |
52 | * This structure defines all such variables those are initialized by | |
53 | * mkimage main core and need to be referred by image type specific | |
54 | * functions | |
55 | */ | |
56 | struct mkimage_params { | |
57 | int dflag; | |
58 | int eflag; | |
59 | int fflag; | |
60 | int lflag; | |
61 | int vflag; | |
62 | int xflag; | |
63 | int os; | |
64 | int arch; | |
65 | int type; | |
66 | int comp; | |
67 | char *dtc; | |
68 | unsigned int addr; | |
69 | unsigned int ep; | |
70 | char *imagename; | |
71 | char *datafile; | |
72 | char *imagefile; | |
73 | char *cmdname; | |
74 | }; | |
75 | ||
76 | /* | |
77 | * image type specific variables and callback functions | |
78 | */ | |
79 | struct image_type_params { | |
80 | /* name is an identification tag string for added support */ | |
81 | char *name; | |
82 | /* | |
83 | * header size is local to the specific image type to be supported, | |
84 | * mkimage core treats this as number of bytes | |
85 | */ | |
86 | uint32_t header_size; | |
87 | /* Image type header pointer */ | |
88 | void *hdr; | |
89 | /* | |
90 | * There are several arguments that are passed on the command line | |
91 | * and are registered as flags in mkimage_params structure. | |
92 | * This callback function can be used to check the passed arguments | |
93 | * are in-lined with the image type to be supported | |
94 | * | |
95 | * Returns 1 if parameter check is successful | |
96 | */ | |
97 | int (*check_params) (struct mkimage_params *); | |
98 | /* | |
99 | * This function is used by list command (i.e. mkimage -l <filename>) | |
100 | * image type verification code must be put here | |
101 | * | |
102 | * Returns 0 if image header verification is successful | |
103 | * otherwise, returns respective negative error codes | |
104 | */ | |
105 | int (*verify_header) (unsigned char *, int, struct mkimage_params *); | |
106 | /* Prints image information abstracting from image header */ | |
3a2003f6 | 107 | void (*print_header) (const void *); |
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108 | /* |
109 | * The header or image contents need to be set as per image type to | |
110 | * be generated using this callback function. | |
111 | * further output file post processing (for ex. checksum calculation, | |
112 | * padding bytes etc..) can also be done in this callback function. | |
113 | */ | |
114 | void (*set_header) (void *, struct stat *, int, | |
115 | struct mkimage_params *); | |
116 | /* | |
117 | * Some image generation support for ex (default image type) supports | |
118 | * more than one type_ids, this callback function is used to check | |
119 | * whether input (-T <image_type>) is supported by registered image | |
120 | * generation/list low level code | |
121 | */ | |
122 | int (*check_image_type) (uint8_t); | |
123 | /* This callback function will be executed if fflag is defined */ | |
124 | int (*fflag_handle) (struct mkimage_params *); | |
125 | /* pointer to the next registered entry in linked list */ | |
126 | struct image_type_params *next; | |
127 | }; | |
128 | ||
129 | /* | |
130 | * Exported functions | |
131 | */ | |
132 | void mkimage_register (struct image_type_params *tparams); | |
133 | ||
134 | /* | |
135 | * There is a c file associated with supported image type low level code | |
136 | * for ex. default_image.c, fit_image.c | |
137 | * init is the only function referred by mkimage core. | |
138 | * to avoid a single lined header file, you can define them here | |
139 | * | |
140 | * Supported image types init functions | |
141 | */ | |
aa0c7a86 | 142 | void init_kwb_image_type (void); |
8edcde5e | 143 | void init_imx_image_type (void); |
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144 | void init_default_image_type (void); |
145 | void init_fit_image_type (void); | |
7816f2cf | 146 | void init_ubl_image_type(void); |
3decb14a | 147 | void init_omap_image_type(void); |
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148 | |
149 | #endif /* _MKIIMAGE_H_ */ |