include/amlogic/store_wrapper.h

/* SPDX-License-Identifier: (GPL-2.0+ OR MIT) */
/*
 * Copyright (c) 2019 Amlogic, Inc. All rights reserved.
 */

#ifndef __STORE_WRAPPER_H__
#define __STORE_WRAPPER_H__
#include <amlogic/storage.h>

//logic write/read, if not MTD, same as store_write
int store_logic_write(const char *name, loff_t off, size_t size, void *buf);

int store_logic_read(const char *name, loff_t off, size_t size, void *buf);

u64 store_logic_cap(const char* partName);

int store_gpt_ops(size_t sz, void* buf, int isWr);

#define AML_MAGIC_HDR_L       (0x4c4d4140) //"@AML"
#define AML_MAGIC_HDR_R       (0x544f4f42) //"BOOT"

#define AML_MAGIC_CORE        (0X54534242) //"BBST"
#define AML_MAGIC_BL2E        (0x45324c42) //"BL2E"
#define AML_MAGIC_BL2X        (0x58324c42) //"BL2X"
#define AML_MAGIC_DDRF        (0x46524444) //"DDRF"
#define AML_MAGIC_DEVF        (0x46564544) //"DEVF"
typedef struct{
	unsigned int  nMagic;          //"BBST", "BL2E", "BL2X", "DDRF", "DEVF"
	unsigned int  nOffset;         //offset from file head of file
	unsigned int  nPayLoadSize;    //size of payload
	unsigned int  nReserved;       //reserved for future
}payload_info_item_t, *p_payload_info_item_t;

typedef struct{
	unsigned char  szSHA2[32];     //sha256 of sizeof(payload_info_t) - sizeof(szSHA2)
	unsigned int   nMagicL;        //"@AML"
	unsigned int   nMagicR;        //"BOOT"
	unsigned char  byVersion;      //version:0,1,2,....
	unsigned char  byItemNum;      //number of items
	unsigned short nSize;          //sizeof(this) = sizeof(hdr) + sizeof(item) * byItemNum
	unsigned char  szReserved1[4];
	char           szTimeStamp[16];//"SC2-YYYYMMDDHHmm" e.g "SC2-202007082259"

}payload_info_hdr_t, *p_payload_info_hdr_t;

typedef struct{
	payload_info_hdr_t  hdr;         //header
	payload_info_item_t arrItems[1]; //items
}payload_info_t, *p_payload_info_t;

#endif//#ifndef __STORE_WRAPPER_H__