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6
7#include <common.h>
8#include <command.h>
9#include <env.h>
10#include <gzip.h>
11
12static 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 = hextoul(argv[4], NULL);
20
21 case 4:
22 src = hextoul(argv[1], NULL);
23 src_len = hextoul(argv[2], NULL);
24 dst = hextoul(argv[3], NULL);
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
39U_BOOT_CMD(
40 zip, 5, 1, do_zip,
41 "zip a memory region",
42 "srcaddr srcsize dstaddr [dstsize]"
43);
44