55 lines
		
	
	
		
			1.2 KiB
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			55 lines
		
	
	
		
			1.2 KiB
		
	
	
	
		
			C
		
	
	
	
| // SPDX-License-Identifier: GPL-2.0+
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| /*
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|  * (C) Copyright 2013 Patrice Bouchand <pbfwdlist_gmail_com>
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|  * lzma uncompress command in Uboot
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|  *
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|  * made from existing cmd_unzip.c file of Uboot
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|  *
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|  * (C) Copyright 2000
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|  * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
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|  */
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| 
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| #include <common.h>
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| #include <command.h>
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| #include <env.h>
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| #include <mapmem.h>
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| #include <asm/io.h>
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| 
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| #include <lzma/LzmaTools.h>
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| 
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| static int do_lzmadec(cmd_tbl_t *cmdtp, int flag, int argc, char *const argv[])
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| {
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| 	unsigned long src, dst;
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| 	SizeT src_len = ~0UL, dst_len = ~0UL;
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| 	int ret;
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| 
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| 	switch (argc) {
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| 	case 4:
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| 		dst_len = simple_strtoul(argv[3], NULL, 16);
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| 		/* fall through */
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| 	case 3:
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| 		src = simple_strtoul(argv[1], NULL, 16);
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| 		dst = simple_strtoul(argv[2], NULL, 16);
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| 		break;
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| 	default:
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| 		return CMD_RET_USAGE;
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| 	}
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| 
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| 	ret = lzmaBuffToBuffDecompress(map_sysmem(dst, dst_len), &src_len,
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| 				       map_sysmem(src, 0), dst_len);
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| 
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| 	if (ret != SZ_OK)
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| 		return 1;
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| 	printf("Uncompressed size: %ld = %#lX\n", (ulong)src_len,
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| 	       (ulong)src_len);
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| 	env_set_hex("filesize", src_len);
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| 
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| 	return 0;
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| }
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| 
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| U_BOOT_CMD(
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| 	lzmadec,    4,    1,    do_lzmadec,
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| 	"lzma uncompress a memory region",
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| 	"srcaddr dstaddr [dstsize]"
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| );
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