/drivers/net/wireless/bcmdhd/include/trxhdr.h

 1/*
 2 * TRX image file header format.
 3 *
 4 * Copyright (C) 1999-2011, Broadcom Corporation
 5 * 
 6 *         Unless you and Broadcom execute a separate written software license
 7 * agreement governing use of this software, this software is licensed to you
 8 * under the terms of the GNU General Public License version 2 (the "GPL"),
 9 * available at http://www.broadcom.com/licenses/GPLv2.php, with the
10 * following added to such license:
11 * 
12 *      As a special exception, the copyright holders of this software give you
13 * permission to link this software with independent modules, and to copy and
14 * distribute the resulting executable under terms of your choice, provided that
15 * you also meet, for each linked independent module, the terms and conditions of
16 * the license of that module.  An independent module is a module which is not
17 * derived from this software.  The special exception does not apply to any
18 * modifications of the software.
19 * 
20 *      Notwithstanding the above, under no circumstances may you combine this
21 * software in any way with any other Broadcom software provided under a license
22 * other than the GPL, without Broadcom's express prior written consent.
23 *
24 * $Id: trxhdr.h,v 13.15.108.2 2010-11-15 17:57:30 Exp $
25 */
26
27#ifndef	_TRX_HDR_H_
28#define	_TRX_HDR_H_
29
30#include <typedefs.h>
31
32#define TRX_MAGIC	0x30524448	/* "HDR0" */
33#define TRX_VERSION	1		/* Version 1 */
34#define TRX_MAX_LEN	0x3B0000	/* Max length */
35#define TRX_NO_HEADER	1		/* Do not write TRX header */
36#define TRX_GZ_FILES	0x2     /* Contains up to TRX_MAX_OFFSET individual gzip files */
37#define TRX_OVERLAYS	0x4     /* Contains an overlay header after the trx header */
38#define TRX_MAX_OFFSET	3		/* Max number of individual files */
39#define TRX_UNCOMP_IMAGE	0x20	/* Trx contains uncompressed rtecdc.bin image */
40
41struct trx_header {
42	uint32 magic;		/* "HDR0" */
43	uint32 len;		/* Length of file including header */
44	uint32 crc32;		/* 32-bit CRC from flag_version to end of file */
45	uint32 flag_version;	/* 0:15 flags, 16:31 version */
46	uint32 offsets[TRX_MAX_OFFSET];	/* Offsets of partitions from start of header */
47};
48
49/* Compatibility */
50typedef struct trx_header TRXHDR, *PTRXHDR;
51
52#endif /* _TRX_HDR_H_ */