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 10 static int do_zip(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) 11 { 12 unsigned long src, dst; 13 unsigned long src_len, dst_len = ~0UL; 14 15 switch (argc) { 16 case 5: 17 dst_len = simple_strtoul(argv[4], NULL, 16); 18 /* fall through */ 19 case 4: 20 src = simple_strtoul(argv[1], NULL, 16); 21 src_len = simple_strtoul(argv[2], NULL, 16); 22 dst = simple_strtoul(argv[3], NULL, 16); 23 break; 24 default: 25 return cmd_usage(cmdtp); 26 } 27 28 if (gzip((void *) dst, &dst_len, (void *) src, src_len) != 0) 29 return 1; 30 31 printf("Compressed size: %ld = 0x%lX\n", dst_len, dst_len); 32 env_set_hex("filesize", dst_len); 33 34 return 0; 35 } 36 37 U_BOOT_CMD( 38 zip, 5, 1, do_zip, 39 "zip a memory region", 40 "srcaddr srcsize dstaddr [dstsize]" 41 ); 42