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- // SPDX-License-Identifier: GPL-2.0+
- /*
- * Copyright (C) 2020
- * FUJITSU COMPUTERTECHNOLOGIES LIMITED. All rights reserved.
- */
- #include <common.h>
- #include <command.h>
- #include <env.h>
- #include <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((void *)src, src_len, (void *)dst, &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"
- );
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