1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3 * (C) Copyright 2012
4 * Lei Wen <leiwen@marvell.com>, Marvell Inc.
5 */
6
7 #include <common.h>
8 #include <command.h>
9 #include <env.h>
10 #include <gzip.h>
11
do_zip(struct cmd_tbl * cmdtp,int flag,int argc,char * const argv[])12 static int do_zip(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[])
13 {
14 unsigned long src, dst;
15 unsigned long src_len, dst_len = ~0UL;
16
17 switch (argc) {
18 case 5:
19 dst_len = simple_strtoul(argv[4], NULL, 16);
20 /* fall through */
21 case 4:
22 src = simple_strtoul(argv[1], NULL, 16);
23 src_len = simple_strtoul(argv[2], NULL, 16);
24 dst = simple_strtoul(argv[3], NULL, 16);
25 break;
26 default:
27 return cmd_usage(cmdtp);
28 }
29
30 if (gzip((void *) dst, &dst_len, (void *) src, src_len) != 0)
31 return 1;
32
33 printf("Compressed size: %lu = 0x%lX\n", dst_len, dst_len);
34 env_set_hex("filesize", dst_len);
35
36 return 0;
37 }
38
39 U_BOOT_CMD(
40 zip, 5, 1, do_zip,
41 "zip a memory region",
42 "srcaddr srcsize dstaddr [dstsize]"
43 );
44