mirror of
https://github.com/AsahiLinux/u-boot
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7e5f460ec4
It is a pain to have to specify the value 16 in each call. Add a new hextoul() function and update the code to use it. Add a proper comment to simple_strtoul() while we are here. Signed-off-by: Simon Glass <sjg@chromium.org>
55 lines
1.1 KiB
C
55 lines
1.1 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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#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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#include <lzma/LzmaTools.h>
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static int do_lzmadec(struct cmd_tbl *cmdtp, int flag, int argc,
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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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switch (argc) {
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case 4:
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dst_len = hextoul(argv[3], NULL);
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/* fall through */
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case 3:
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src = hextoul(argv[1], NULL);
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dst = hextoul(argv[2], NULL);
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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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ret = lzmaBuffToBuffDecompress(map_sysmem(dst, dst_len), &src_len,
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map_sysmem(src, 0), dst_len);
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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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return 0;
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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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