/*
 * TRX image file header format.
 *
 * Copyright 2001-2003, Broadcom Corporation
 * All Rights Reserved.
 * 
 * THIS SOFTWARE IS OFFERED "AS IS", AND BROADCOM GRANTS NO WARRANTIES OF ANY
 * KIND, EXPRESS OR IMPLIED, BY STATUTE, COMMUNICATION OR OTHERWISE. BROADCOM
 * SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS
 * FOR A SPECIFIC PURPOSE OR NONINFRINGEMENT CONCERNING THIS SOFTWARE.
 *
 * $Id: trxhdr.h,v 1.2 2004/03/31 02:25:17 jerry Exp $
 */

#include <typedefs.h>

#define TRX_MAGIC	0x30524448	/* "HDR0" */
#define TRX_VERSION	1
#define TRX_MAX_LEN	0x3A0000
#define TRX_NO_HEADER	1		/* Do not write TRX header */	

struct trx_header {
	uint32 magic;		/* "HDR0" */
	uint32 len;		/* Length of file including header */
	uint32 crc32;		/* 32-bit CRC from flag_version to end of file */
	uint32 flag_version;	/* 0:15 flags, 16:31 version */
	uint32 offsets[3];	/* Offsets of partitions from start of header */
};

/* Compatibility */
typedef struct trx_header TRXHDR, *PTRXHDR;


/* THE FOLLOWING ADDED BY Jerry Lee,2002/06/27, for upload 3-in-1 image files */

#define ULE_PMON_CS     1
#define ULE_OS_CS      2
#define ULE_NVRAM_CS    3
#define ULE_FILE_CS     4
#define ULE_PMON_MAGIC  5
#define ULE_OS_MAGIC   6
#define ULE_NVRAM_MAGIC 7
#define ULE_FILE_MAGIC  8
#define ULE_PMON_LEN    9
#define ULE_OS_LEN      10
#define ULE_NVRAM_LEN   11
#define ULE_FILE_LEN   12
#define ULE_SYS_SOCK      13
#define ULE_SYS_MTD      14
#define ULE_SYS_MEM      15
#define ULE_NVRAM_PARSE      16

/* uploaded file */
#define FILE_MAGIC	0x44414F4C	// "LOAD"
#define FILE_MAX_LEN	0x3C0400        // below 0x400000(4 MB)

/* PMON image */
#define PMON_MAGIC	0x4E4F4D50	// "PMON"
#define PMON_MAX_LEN	0x40000        // 256 KB

/* NVRAM image */
#define NVAR_MAGIC	0x5241564E	// "NVAR"
#define NVRAM_MAX_LEN	0x20000        // 128 KB

// for fw_magic checking
#define VENDOR_MASK     0xF0000000
#define MODEL_MASK     0x0F000000
#define TYPE_MASK     0x00FF8000
#define RELEASE_MASK     0x00007FFF