u-boot/cmd/unlz4.c
Jonathan Liu d243b369e9 sandbox: enable support for the unlz4 command
This does not work with sandbox at present. Fix it up to use map_sysmem()
to convert an address to a pointer.

Signed-off-by: Jonathan Liu <net147@gmail.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Fix conflict and reformat to 80cols:
Signed-off-by: Simon Glass <sjg@chromium.org>
2024-07-03 07:36:32 +01:00

49 lines
1.0 KiB
C

// SPDX-License-Identifier: GPL-2.0+
/*
* Copyright (C) 2020
* FUJITSU COMPUTERTECHNOLOGIES LIMITED. All rights reserved.
*/
#include <command.h>
#include <env.h>
#include <mapmem.h>
#include <vsprintf.h>
#include <u-boot/lz4.h>
static int do_unlz4(struct cmd_tbl *cmdtp, int flag, int argc,
char *const argv[])
{
unsigned long src, dst;
size_t src_len = ~0UL, dst_len = ~0UL;
int ret;
switch (argc) {
case 4:
src = hextoul(argv[1], NULL);
dst = hextoul(argv[2], NULL);
dst_len = hextoul(argv[3], NULL);
break;
default:
return CMD_RET_USAGE;
}
ret = ulz4fn(map_sysmem(src, 0), src_len, map_sysmem(dst, dst_len),
&dst_len);
if (ret) {
printf("Uncompressed err :%d\n", ret);
return 1;
}
printf("Uncompressed size: %zd = 0x%zX\n", dst_len, dst_len);
env_set_hex("filesize", dst_len);
return 0;
}
U_BOOT_CMD(unlz4, 4, 1, do_unlz4,
"lz4 uncompress a memory region",
"srcaddr dstaddr dstsize\n"
"NOTE: Specify the destination size that is sufficiently larger\n"
" than the source size.\n"
);