1*4882a593Smuzhiyun /*
2*4882a593Smuzhiyun * (C) Copyright 2013 Patrice Bouchand <pbfwdlist_gmail_com>
3*4882a593Smuzhiyun * lzma uncompress command in Uboot
4*4882a593Smuzhiyun *
5*4882a593Smuzhiyun * made from existing cmd_unzip.c file of Uboot
6*4882a593Smuzhiyun *
7*4882a593Smuzhiyun * (C) Copyright 2000
8*4882a593Smuzhiyun * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
9*4882a593Smuzhiyun *
10*4882a593Smuzhiyun * SPDX-License-Identifier: GPL-2.0+
11*4882a593Smuzhiyun */
12*4882a593Smuzhiyun
13*4882a593Smuzhiyun #include <common.h>
14*4882a593Smuzhiyun #include <command.h>
15*4882a593Smuzhiyun #include <mapmem.h>
16*4882a593Smuzhiyun #include <asm/io.h>
17*4882a593Smuzhiyun
18*4882a593Smuzhiyun #include <lzma/LzmaTools.h>
19*4882a593Smuzhiyun
do_lzmadec(cmd_tbl_t * cmdtp,int flag,int argc,char * const argv[])20*4882a593Smuzhiyun static int do_lzmadec(cmd_tbl_t *cmdtp, int flag, int argc, char *const argv[])
21*4882a593Smuzhiyun {
22*4882a593Smuzhiyun unsigned long src, dst;
23*4882a593Smuzhiyun SizeT src_len = ~0UL, dst_len = ~0UL;
24*4882a593Smuzhiyun int ret;
25*4882a593Smuzhiyun
26*4882a593Smuzhiyun switch (argc) {
27*4882a593Smuzhiyun case 4:
28*4882a593Smuzhiyun dst_len = simple_strtoul(argv[3], NULL, 16);
29*4882a593Smuzhiyun /* fall through */
30*4882a593Smuzhiyun case 3:
31*4882a593Smuzhiyun src = simple_strtoul(argv[1], NULL, 16);
32*4882a593Smuzhiyun dst = simple_strtoul(argv[2], NULL, 16);
33*4882a593Smuzhiyun break;
34*4882a593Smuzhiyun default:
35*4882a593Smuzhiyun return CMD_RET_USAGE;
36*4882a593Smuzhiyun }
37*4882a593Smuzhiyun
38*4882a593Smuzhiyun ret = lzmaBuffToBuffDecompress(map_sysmem(dst, dst_len), &src_len,
39*4882a593Smuzhiyun map_sysmem(src, 0), dst_len);
40*4882a593Smuzhiyun
41*4882a593Smuzhiyun if (ret != SZ_OK)
42*4882a593Smuzhiyun return 1;
43*4882a593Smuzhiyun printf("Uncompressed size: %ld = %#lX\n", (ulong)src_len,
44*4882a593Smuzhiyun (ulong)src_len);
45*4882a593Smuzhiyun env_set_hex("filesize", src_len);
46*4882a593Smuzhiyun
47*4882a593Smuzhiyun return 0;
48*4882a593Smuzhiyun }
49*4882a593Smuzhiyun
50*4882a593Smuzhiyun U_BOOT_CMD(
51*4882a593Smuzhiyun lzmadec, 4, 1, do_lzmadec,
52*4882a593Smuzhiyun "lzma uncompress a memory region",
53*4882a593Smuzhiyun "srcaddr dstaddr [dstsize]"
54*4882a593Smuzhiyun );
55