xref: /rk3399_rockchip-uboot/cmd/lzmadec.c (revision 018f530323b2cc41be05be5b12375d3648f06554)
12e192b24SSimon Glass /*
22e192b24SSimon Glass  * (C) Copyright 2013 Patrice Bouchand <pbfwdlist_gmail_com>
32e192b24SSimon Glass  * lzma uncompress command in Uboot
42e192b24SSimon Glass  *
52e192b24SSimon Glass  * made from existing cmd_unzip.c file of Uboot
62e192b24SSimon Glass  *
72e192b24SSimon Glass  * (C) Copyright 2000
82e192b24SSimon Glass  * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
92e192b24SSimon Glass  *
102e192b24SSimon Glass  * SPDX-License-Identifier:	GPL-2.0+
112e192b24SSimon Glass  */
122e192b24SSimon Glass 
132e192b24SSimon Glass #include <common.h>
142e192b24SSimon Glass #include <command.h>
152e192b24SSimon Glass #include <mapmem.h>
162e192b24SSimon Glass #include <asm/io.h>
172e192b24SSimon Glass 
182e192b24SSimon Glass #include <lzma/LzmaTools.h>
192e192b24SSimon Glass 
do_lzmadec(cmd_tbl_t * cmdtp,int flag,int argc,char * const argv[])202e192b24SSimon Glass static int do_lzmadec(cmd_tbl_t *cmdtp, int flag, int argc, char *const argv[])
212e192b24SSimon Glass {
222e192b24SSimon Glass 	unsigned long src, dst;
231bb718cdSSimon Glass 	SizeT src_len = ~0UL, dst_len = ~0UL;
242e192b24SSimon Glass 	int ret;
252e192b24SSimon Glass 
262e192b24SSimon Glass 	switch (argc) {
272e192b24SSimon Glass 	case 4:
282e192b24SSimon Glass 		dst_len = simple_strtoul(argv[3], NULL, 16);
292e192b24SSimon Glass 		/* fall through */
302e192b24SSimon Glass 	case 3:
312e192b24SSimon Glass 		src = simple_strtoul(argv[1], NULL, 16);
322e192b24SSimon Glass 		dst = simple_strtoul(argv[2], NULL, 16);
332e192b24SSimon Glass 		break;
342e192b24SSimon Glass 	default:
352e192b24SSimon Glass 		return CMD_RET_USAGE;
362e192b24SSimon Glass 	}
372e192b24SSimon Glass 
382e192b24SSimon Glass 	ret = lzmaBuffToBuffDecompress(map_sysmem(dst, dst_len), &src_len,
392e192b24SSimon Glass 				       map_sysmem(src, 0), dst_len);
402e192b24SSimon Glass 
412e192b24SSimon Glass 	if (ret != SZ_OK)
422e192b24SSimon Glass 		return 1;
431bb718cdSSimon Glass 	printf("Uncompressed size: %ld = %#lX\n", (ulong)src_len,
441bb718cdSSimon Glass 	       (ulong)src_len);
45*018f5303SSimon Glass 	env_set_hex("filesize", src_len);
462e192b24SSimon Glass 
472e192b24SSimon Glass 	return 0;
482e192b24SSimon Glass }
492e192b24SSimon Glass 
502e192b24SSimon Glass U_BOOT_CMD(
512e192b24SSimon Glass 	lzmadec,    4,    1,    do_lzmadec,
522e192b24SSimon Glass 	"lzma uncompress a memory region",
532e192b24SSimon Glass 	"srcaddr dstaddr [dstsize]"
542e192b24SSimon Glass );
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