xref: /rk3399_rockchip-uboot/cmd/config.c (revision 61304dbec36dc445bbe7d2c19b4da0695861e0a8)
1*61304dbeSMasahiro Yamada /*
2*61304dbeSMasahiro Yamada  * Copyright (C) 2017 Masahiro Yamada <yamada.masahiro@socionext.com>
3*61304dbeSMasahiro Yamada  *
4*61304dbeSMasahiro Yamada  * SPDX-License-Identifier:	GPL-2.0+
5*61304dbeSMasahiro Yamada  */
6*61304dbeSMasahiro Yamada 
7*61304dbeSMasahiro Yamada #include <common.h>
8*61304dbeSMasahiro Yamada #include <command.h>
9*61304dbeSMasahiro Yamada #include <malloc.h>
10*61304dbeSMasahiro Yamada 
11*61304dbeSMasahiro Yamada #include "config_data_gz.h"
12*61304dbeSMasahiro Yamada #include "config_data_size.h"
13*61304dbeSMasahiro Yamada 
do_config(cmd_tbl_t * cmdtp,int flag,int argc,char * const argv[])14*61304dbeSMasahiro Yamada static int do_config(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
15*61304dbeSMasahiro Yamada {
16*61304dbeSMasahiro Yamada 	char *dst;
17*61304dbeSMasahiro Yamada 	unsigned long len = data_size;
18*61304dbeSMasahiro Yamada 	int ret = CMD_RET_SUCCESS;
19*61304dbeSMasahiro Yamada 
20*61304dbeSMasahiro Yamada 	dst = malloc(data_size + 1);
21*61304dbeSMasahiro Yamada 	if (!dst)
22*61304dbeSMasahiro Yamada 		return CMD_RET_FAILURE;
23*61304dbeSMasahiro Yamada 
24*61304dbeSMasahiro Yamada 	ret = gunzip(dst, data_size, (unsigned char *)data_gz, &len);
25*61304dbeSMasahiro Yamada 	if (ret) {
26*61304dbeSMasahiro Yamada 		printf("failed to uncompress .config data\n");
27*61304dbeSMasahiro Yamada 		ret = CMD_RET_FAILURE;
28*61304dbeSMasahiro Yamada 		goto free;
29*61304dbeSMasahiro Yamada 	}
30*61304dbeSMasahiro Yamada 
31*61304dbeSMasahiro Yamada 	dst[data_size] = 0;
32*61304dbeSMasahiro Yamada 	puts(dst);
33*61304dbeSMasahiro Yamada 
34*61304dbeSMasahiro Yamada free:
35*61304dbeSMasahiro Yamada 	free(dst);
36*61304dbeSMasahiro Yamada 
37*61304dbeSMasahiro Yamada 	return ret;
38*61304dbeSMasahiro Yamada }
39*61304dbeSMasahiro Yamada 
40*61304dbeSMasahiro Yamada U_BOOT_CMD(
41*61304dbeSMasahiro Yamada 	config, 1, 1, do_config,
42*61304dbeSMasahiro Yamada 	"print .config",
43*61304dbeSMasahiro Yamada 	""
44*61304dbeSMasahiro Yamada );
45