projects / J-u-boot.git / blame
| Commit | Line | Data |
|---|---|---|
| a1732232 YA |
1 | // SPDX-License-Identifier: GPL-2.0+ |
| 2 | /* | |
| 3 | * Copyright (C) 2020 | |
| 4 | * FUJITSU COMPUTERTECHNOLOGIES LIMITED. All rights reserved. | |
| 5 | */ | |
| 6 | ||
| 7 | #include <common.h> | |
| 8 | #include <command.h> | |
| 9 | #include <env.h> | |
| 10 | #include <lz4.h> | |
| 11 | ||
| 09140113 SG |
12 | static int do_unlz4(struct cmd_tbl *cmdtp, int flag, int argc, |
| 13 | char *const argv[]) | |
| a1732232 YA |
14 | { |
| 15 | unsigned long src, dst; | |
| 16 | size_t src_len = ~0UL, dst_len = ~0UL; | |
| 17 | int ret; | |
| 18 | ||
| 19 | switch (argc) { | |
| 20 | case 4: | |
| 7e5f460e SG |
21 | src = hextoul(argv[1], NULL); |
| 22 | dst = hextoul(argv[2], NULL); | |
| 23 | dst_len = hextoul(argv[3], NULL); | |
| a1732232 YA |
24 | break; |
| 25 | default: | |
| 26 | return CMD_RET_USAGE; | |
| 27 | } | |
| 28 | ||
| 29 | ret = ulz4fn((void *)src, src_len, (void *)dst, &dst_len); | |
| 30 | if (ret) { | |
| 31 | printf("Uncompressed err :%d\n", ret); | |
| 32 | return 1; | |
| 33 | } | |
| 34 | ||
| 35 | printf("Uncompressed size: %zd = 0x%zX\n", dst_len, dst_len); | |
| 36 | env_set_hex("filesize", dst_len); | |
| 37 | ||
| 38 | return 0; | |
| 39 | } | |
| 40 | ||
| 41 | U_BOOT_CMD(unlz4, 4, 1, do_unlz4, | |
| 42 | "lz4 uncompress a memory region", | |
| 43 | "srcaddr dstaddr dstsize\n" | |
| 44 | "NOTE: Specify the destination size that is sufficiently larger\n" | |
| 45 | " than the source size.\n" | |
| 46 | ); |