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bootloader/u-boot_2015_04/common/cmd_zip.c 881 Bytes
6b13f685e   김민수   BSP 최초 추가
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  /*
   * (C) Copyright 2012
   * Lei Wen <leiwen@marvell.com>, Marvell Inc.
   *
   * SPDX-License-Identifier:	GPL-2.0+
   */
  
  #include <common.h>
  #include <command.h>
  
  static int do_zip(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
  {
  	unsigned long src, dst;
  	unsigned long src_len, dst_len = ~0UL;
  
  	switch (argc) {
  		case 5:
  			dst_len = simple_strtoul(argv[4], NULL, 16);
  			/* fall through */
  		case 4:
  			src = simple_strtoul(argv[1], NULL, 16);
  			src_len = simple_strtoul(argv[2], NULL, 16);
  			dst = simple_strtoul(argv[3], NULL, 16);
  			break;
  		default:
  			return cmd_usage(cmdtp);
  	}
  
  	if (gzip((void *) dst, &dst_len, (void *) src, src_len) != 0)
  		return 1;
  
  	printf("Compressed size: %ld = 0x%lX
  ", dst_len, dst_len);
  	setenv_hex("filesize", dst_len);
  
  	return 0;
  }
  
  U_BOOT_CMD(
  	zip,	5,	1,	do_zip,
  	"zip a memory region",
  	"srcaddr srcsize dstaddr [dstsize]"
  );