1 /*
2 * (C) Copyright 2019 Rockchip Electronics Co., Ltd
3 *
4 * SPDX-License-Identifier: GPL-2.0+
5 */
6
7 #include <common.h>
8 #include <android_image.h>
9 #include <blk.h>
10 #include <boot_rkimg.h>
11 #include <command.h>
12 #include <malloc.h>
13
do_android_print_hdr(cmd_tbl_t * cmdtp,int flag,int argc,char * const argv[])14 static int do_android_print_hdr(cmd_tbl_t *cmdtp, int flag,
15 int argc, char * const argv[])
16 {
17 struct blk_desc *dev_desc;
18 struct andr_img_hdr *hdr;
19 disk_partition_t part_info;
20 const char *part_name;
21
22 if (argc != 2)
23 return CMD_RET_USAGE;
24
25 part_name = argv[1];
26
27 dev_desc = rockchip_get_bootdev();
28 if (!dev_desc) {
29 printf("dev_desc is NULL!\n");
30 return -ENODEV;
31 }
32
33 if (part_get_info_by_name(dev_desc, part_name, &part_info) < 0) {
34 printf("Failed to get \"%s\" part\n", part_name);
35 return -ENODEV;
36 }
37
38 hdr = populate_andr_img_hdr(dev_desc, &part_info);
39 if (!hdr) {
40 printf("Not an android image\n");
41 return -EINVAL;
42 } else {
43 printf("Partition \"%s\"\n", part_info.name);
44 android_print_contents(hdr);
45 }
46
47 free(hdr);
48
49 return 0;
50 }
51
52 U_BOOT_CMD(
53 android_print_hdr, 2, 1, do_android_print_hdr,
54 "print android image header", "<partition name>"
55 );
56