flash-defines.h 2.77 KB
/*
 * U-boot - flash-defines.h
 *
 * Copyright (c) 2005-2007 Analog Devices Inc.
 *
 * (C) Copyright 2000-2004
 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
 *
 * SPDX-License-Identifier:	GPL-2.0+
 */

#ifndef __FLASHDEFINES_H__
#define __FLASHDEFINES_H__

#include <common.h>

#define V_ULONG(a)		(*(volatile unsigned long *)( a ))
#define V_BYTE(a)		(*(volatile unsigned char *)( a ))
#define BUFFER_SIZE		0x80000
#define NO_COMMAND		0
#define GET_CODES		1
#define RESET			2
#define WRITE			3
#define FILL			4
#define ERASE_ALL		5
#define ERASE_SECT		6
#define READ			7
#define GET_SECTNUM		8
#define FLASH_START_L		0x0000
#define FLASH_START_H		0x2000
#define FLASH_TOT_SECT		40
#define FLASH_SIZE		0x220000
#define FLASH_MAN_ST		2
#define CONFIG_SYS_FLASH0_BASE		0x20000000
#define CONFIG_SYS_FLASH1_BASE		0x20200000
#define RESET_VAL		0xF0

flash_info_t flash_info[CONFIG_SYS_MAX_FLASH_BANKS];

int get_codes(void);
int poll_toggle_bit(long lOffset);
void reset_flash(void);
int erase_flash(void);
int erase_block_flash(int, unsigned long);
void unlock_flash(long lOffset);
int write_data(long lStart, long lCount, uchar *pnData);
int FillData(long lStart, long lCount, long lStride, int *pnData);
int read_data(long lStart, long lCount, long lStride, int *pnData);
int read_flash(long nOffset, int *pnValue);
int write_flash(long nOffset, int nValue);
void get_sector_number(long lOffset, int *pnSector);
int GetSectorProtectionStatus(flash_info_t * info, int nSector);
int GetOffset(int nBlock);

#define WRITESEQ1		0x0AAA
#define WRITESEQ2		0x0554
#define WRITESEQ3		0x0AAA
#define WRITESEQ4		0x0AAA
#define WRITESEQ5		0x0554
#define WRITESEQ6		0x0AAA
#define WRITEDATA1		0xaa
#define WRITEDATA2		0x55
#define WRITEDATA3		0x80
#define WRITEDATA4		0xaa
#define WRITEDATA5		0x55
#define WRITEDATA6		0x10
#define PriFlashABegin		0
#define SecFlashABegin		32
#define SecFlashBBegin		36
#define PriFlashAOff		0x0
#define PriFlashBOff		0x100000
#define SecFlashAOff		0x200000
#define SecFlashBOff		0x280000
#define INVALIDLOCNSTART	0x20270000
#define INVALIDLOCNEND		0x20280000
#define BlockEraseVal		0x30
#define UNLOCKDATA1		0xaa
#define UNLOCKDATA2		0x55
#define UNLOCKDATA3		0xa0
#define GETCODEDATA1		0xaa
#define GETCODEDATA2		0x55
#define GETCODEDATA3		0x90
#define SecFlashASec1Off	0x200000
#define SecFlashASec2Off	0x204000
#define SecFlashASec3Off	0x206000
#define SecFlashASec4Off	0x208000
#define SecFlashAEndOff		0x210000
#define SecFlashBSec1Off	0x280000
#define SecFlashBSec2Off	0x284000
#define SecFlashBSec3Off	0x286000
#define SecFlashBSec4Off	0x288000
#define SecFlashBEndOff		0x290000

#define SECT32			32
#define SECT33			33
#define SECT34			34
#define SECT35			35
#define SECT36			36
#define SECT37			37
#define SECT38			38
#define SECT39			39

#define FLASH_SUCCESS	0
#define FLASH_FAIL	-1

#endif