/*
 * Copyright (c) 2012, NVIDIA CORPORATION.  All rights reserved.
 *
 * This program is free software; you can redistribute it and/or modify it
 * under the terms and conditions of the GNU General Public License,
 * version 2, as published by the Free Software Foundation.
 *
 * This program is distributed in the hope it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
 * more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 *
 * See file CREDITS for list of people who contributed to this
 * project.
 */

/*
 * cbootimage.h - Definitions for the cbootimage code.
 */

#ifndef INCLUDED_BUILDIMAGE_H
#define INCLUDED_BUILDIMAGE_H

#include <sys/types.h>
#include <stdio.h>
#include <stdlib.h>
#include <assert.h>
#include <errno.h>
#include <math.h>

#define NVBOOT_AES_BLOCK_SIZE_LOG2 4
#define MAX_BUFFER 200
#define MAX_STR_LEN	20
#define MAX_BOOTLOADER_SIZE (16 * 1024 * 1024)
#define NVBOOT_BOOTDATA_VERSION(a, b) ((((a)&0xffff) << 16) | ((b)&0xffff))
#define NVBOOT_BAD_BLOCK_TABLE_SIZE 4096
#define NV_MAX(a, b) (((a) > (b)) ? (a) : (b))

#define BOOTDATA_VERSION_T20		NVBOOT_BOOTDATA_VERSION(0x2, 0x1)
#define BOOTDATA_VERSION_T30		NVBOOT_BOOTDATA_VERSION(0x3, 0x1)
#define BOOTDATA_VERSION_T114		NVBOOT_BOOTDATA_VERSION(0x35, 0x1)
#define BOOTDATA_VERSION_T124		NVBOOT_BOOTDATA_VERSION(0x40, 0x1)

/*
 * Enumerations
 */

typedef enum
{
	file_type_bl = 0,
	file_type_bct,
} file_type;

/*
 * The main context data structure of cbootimage tool
 */
typedef struct build_image_context_rec
{
	FILE *config_file;
	char *image_filename;
	FILE *raw_file;
	u_int32_t block_size;
	u_int32_t block_size_log2;
	u_int32_t page_size;
	u_int32_t page_size_log2;
	u_int32_t pages_per_blk;
	u_int32_t partition_size;
	u_int32_t redundancy;
	u_int32_t version;
	u_int32_t bct_copy;
	/*
	 * Number of blocks at start of device to skip before the BCT.
	 * This may be used to reserve space for a partition table, for
	 * example, in order to write the resultant boot image to e.g. an
	 * SD card while using the remaining space for a user filesystem.
	 */
	u_int32_t pre_bct_pad_blocks;
	/* Allocation data. */
	struct blk_data_rec *memory; /* Representation of memory */
	/* block number for the BCT block */
	u_int32_t next_bct_blk;

	char *newbl_filename;
	u_int32_t newbl_load_addr;
	u_int32_t newbl_entry_point;
	u_int32_t newbl_attr;
	u_int8_t generate_bct;
	u_int8_t *bct;

	char *bct_filename;
	u_int32_t last_bl_blk;
	u_int32_t bct_size; /* The BCT file size */
	u_int32_t boot_data_version; /* The boot data version of BCT */
	u_int8_t bct_init; /* The flag for the memory allocation of bct */
	u_int32_t odm_data; /* The odm data value */
} build_image_context;

/* Function prototypes */

int write_image_file(build_image_context *context);

/* Global data */
extern int enable_debug;

#endif /* #ifndef INCLUDED_BUILDIMAGE_H */