/* ---------------------------------------------------------------------------- *         ATMEL Microcontroller Software Support  -  ROUSSET  - * ---------------------------------------------------------------------------- * Copyright (c) 2006, Atmel Corporation * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are met: * * - Redistributions of source code must retain the above copyright notice, * this list of conditions and the disclaiimer below. * * - Redistributions in binary form must reproduce the above copyright notice, * this list of conditions and the disclaimer below in the documentation and/or * other materials provided with the distribution. * * Atmel's name may not be used to endorse or promote products derived from * this software without specific prior written permission. * * DISCLAIMER: THIS SOFTWARE IS PROVIDED BY ATMEL "AS IS" AND ANY EXPRESS OR * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT ARE * DISCLAIMED. IN NO EVENT SHALL ATMEL BE LIABLE FOR ANY DIRECT, INDIRECT, * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, * OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * ---------------------------------------------------------------------------- * File Name           : dataflash.h * Object              : ATMEL DataFlash Header File * Creation            : NLe Jul 12th 2006 *---------------------------------------------------------------------------*/#ifndef _DATAFLASH_H#define _DATAFLASH_H/* Chip Select 0 : NPCS0 %1110 */#define AT91C_SPI_PCS0_DATAFLASH	0xE/* Chip Select 1 : NPCS1 %1101 */#define AT91C_SPI_PCS1_DATAFLASH	0xD/* Chip Select 2 : NPCS2 %1011 */#define AT91C_SPI_PCS2_DATAFLASH	0xB/* Chip Select 3 : NPCS3 %0111 */#define AT91C_SPI_PCS3_DATAFLASH	0x7/* Max PDC Size for SPI Continuous Read */#define AT91C_MAX_PDC_SIZE	0xFFFF/*//////////////////////////////////////////////////////////////////////////////////////////////////////*//* Command Definition											*//*//////////////////////////////////////////////////////////////////////////////////////////////////////*//* READ COMMANDS */#define DB_CONTINUOUS_ARRAY_READ   	0xE8		/* Continuous array read */#define DB_BURST_ARRAY_READ        	0xE8		/* Burst array read */#define DB_PAGE_READ               	0xD2		/* Main memory page read */#define DB_BUF1_READ               	0xD4		/* Buffer 1 read */#define DB_BUF2_READ               	0xD6		/* Buffer 2 read */#define DB_STATUS                  	0xD7		/* Status Register *//* PROGRAM and ERASE COMMANDS */#define DB_BUF1_WRITE              	0x84		/* Buffer 1 write */#define DB_BUF2_WRITE              	0x87		/* Buffer 2 write */#define DB_BUF1_PAGE_ERASE_PGM     	0x83		/* Buffer 1 to main memory page program with built-In erase */#define DB_BUF1_PAGE_ERASE_FASTPGM 	0x93		/* Buffer 1 to main memory page program with built-In erase, Fast program */#define DB_BUF2_PAGE_ERASE_PGM     	0x86		/* Buffer 2 to main memory page program with built-In erase */#define DB_BUF2_PAGE_ERASE_FASTPGM 	0x96		/* Buffer 1 to main memory page program with built-In erase, Fast program */#define DB_BUF1_PAGE_PGM           	0x88		/* Buffer 1 to main memory page program without built-In erase */#define DB_BUF1_PAGE_FASTPGM       	0x98		/* Buffer 1 to main memory page program without built-In erase, Fast program*/#define DB_BUF2_PAGE_PGM           	0x89		/* Buffer 2 to main memory page program without built-In erase */#define DB_BUF2_PAGE_FASTPGM       	0x99		/* Buffer 1 to main memory page program without built-In erase, Fast program*/#define DB_PAGE_ERASE              	0x81		/* Page Erase */#define DB_BLOCK_ERASE             	0x50		/* Block Erase */#define DB_PAGE_PGM_BUF1           	0x82		/* Main memory page through buffer 1 */#define DB_PAGE_FASTPGM_BUF1       	0x92		/* Main memory page through buffer 1, Fast program */#define DB_PAGE_PGM_BUF2           	0x85		/* Main memory page through buffer 2 */#define DB_PAGE_FastPGM_BUF2       	0x95		/* Main memory page through buffer 2, Fast program *//* ADDITIONAL COMMANDS */#define DB_PAGE_2_BUF1_TRF         	0x53		/* Main memory page to buffer 1 transfert */#define DB_PAGE_2_BUF2_TRF         	0x55		/* Main memory page to buffer 2 transfert */#define DB_PAGE_2_BUF1_CMP         	0x60		/* Main memory page to buffer 1 compare */#define DB_PAGE_2_BUF2_CMP          0x61		/* Main memory page to buffer 2 compare */#define DB_AUTO_PAGE_PGM_BUF1      	0x58		/* Auto page rewrite throught buffer 1 */#define DB_AUTO_PAGE_PGM_BUF2      	0x59		/* Auto page rewrite throught buffer 2 *//*//////////////////////////////////////////////////////////////////////////////////////////////////////*//* ATMEL Dataflash description										*//*//////////////////////////////////////////////////////////////////////////////////////////////////////*/#define AT45DB011B		0x0C#define AT45DB021B		0x14#define AT45DB041B		0x1C#define AT45DB081B		0x24#define AT45DB161B		0x2C#define AT45DB321B		0x34#define AT45DB642		0x3C#define AT45DB1282		0x10#define AT45DB2562		0x18#define AT45DB5122		0x20#define AT91C_DF_TIMEOUT			10000000/*//////////////////////////////////////////////////////////////////////////////////////////////////////*//* Dataflash Interface Definition									*//*//////////////////////////////////////////////////////////////////////////////////////////////////////*/typedef enum  _AT91S_DF_SEM {    UNLOCKED,    LOCKED} AT91S_DF_SEM;typedef enum  _AT91S_DF_STATE {	START_COMMAND,	WAIT_FOR_BUSY,	ERASE,	END_OF_ERASE,	START_WRITE,	END_OF_WRITE,	START_READ,	END_OF_READ,	READ_GET_STATUS,	WAIT_FOR_READ_STATUS} AT91S_DF_STATE;/* Dataflash Description Structure */typedef struct _AT91S_DF_DESC {	int		pages_number;    /* dataflash page number */	int		pages_size;      /* dataflash page size */	int		page_offset;     /* page offset in command */	int     block_size;      	 /* nb page per block */	int		byte_mask;       /* byte mask in command */} AT91S_DF_DESC, *AT91PS_DF_DESC;/* Dataflash Descriptor Structure */typedef struct _AT91S_DF{	unsigned char   bCs;	AT91S_DF_SEM    bSemaphore;    /* SPI semaphore */	unsigned int    command[2]; 	AT91S_DF_DESC   dfDescription;} AT91S_DF, *AT91PS_DF;#define AT91C_DF_NB_BLOCS(pDf)  (pDf->dfDescription.pages_number / pDf->dfDescription.block_size)#define AT91C_DF_BLOC_SIZE(pDf) (pDf->dfDescription.block_size * pDf->dfDescription.pages_size)#define AT91C_DF_NB_PAGE(pDf)   (pDf->dfDescription.pages_number)#define AT91C_PAGE_SIZE(pDf)    (pDf->dfDescription.pages_size)#define AT91C_PAGE_OFFSET(pDf)  (pDf->dfDescription.page_offset)/* ============ READ COMMANDS =============== */#define df_continuous_read(pDf, pData, dDataSize, dAddress) \    df_send_command(pDf, DB_CONTINUOUS_ARRAY_READ, 8, pData, dDataSize, dAddress)#define df_page_read(pDf, pData, dDataSize, dAddress) \    df_send_command(pDf, DB_PAGE_READ, 8, pData, dDataSize, dAddress)#define df_read_buf1(pDf, pData, dDataSize, dAddress) \    df_send_command(pDf, DB_BUF1_READ, 5, pData, dDataSize, dAddress)#define df_read_buf2(pDf, pData, dDataSize, dAddress) \    df_send_command(pDf, DB_BUF2_READ, 5, pData, dDataSize, dAddress)#define df_get_status(pDf) \    df_send_command(pDf, DB_STATUS, 2, (char *) 0, 0, 0)/* ============ WRITE COMMANDS =============== */#define df_write_buf1(pDf, pData, dDataSize, dAddress) \    df_send_command(pDf, DB_BUF1_WRITE, 4, pData, dDataSize, dAddress)#define df_write_buf2(pDf, pData, dDataSize, dAddress) \    df_send_command(pDf, DB_BUF2_WRITE, 4, pData, dDataSize, dAddress)#define df_pgm_erase_buf1(pDf, pData, dDataSize, dAddress) \    df_send_command(pDf, DB_BUF1_PAGE_ERASE_PGM, 4, pData, dDataSize, dAddress)#define df_pgm_erase_buf2(pDf, pData, dDataSize, dAddress) \    df_send_command(pDf, DB_BUF2_PAGE_ERASE_PGM, 4, pData, dDataSize, dAddress)#define df_pgm_buf1(pDf, pData, dDataSize, dAddress) \    df_send_command(pDf, DB_BUF1_PAGE_PGM, 4, pData, dDataSize, dAddress)#define df_pgm_buf2(pDf, pData, dDataSize, dAddress) \    df_send_command(pDf, DB_BUF2_PAGE_PGM, 4, pData, dDataSize, dAddress)#define df_page_write(pDf, pData, dDataSize, dAddress) \    df_send_command(pDf, DB_PAGE_PGM_BUF1, 4, pData, dDataSize, dAddress)/* ============ ERASE COMMANDS =============== */#define df_page_erase(pDf, dAddress) \    df_send_command(pDf, DB_PAGE_ERASE, 4, (char *) 0, 0, dAddress)#define df_block_erase(pDf, dAddress) \    df_send_command(pDf, DB_BLOCK_ERASE, 4, (char *) 0, 0, dAddress)/* ============ ADDITIONAL COMMANDS =============== */#define df_trf_buf1(pDf, pData, dDataSize, dAddress) \    df_send_command(pDf, DB_PAGE_2_BUF1_TRF, 4, (char *) 0, 0, dAddress)#define df_trf_buf2(pDf, pData, dDataSize, dAddress) \    df_send_command(pDf, DB_PAGE_2_BUF1_TRF, 4, (char *) 0, 0, dAddress)#define df_cmp_buf1(pDf, dAddress) \    df_send_command(pDf, DB_PAGE_2_BUF1_CMP, 4, (char *) 0, 0, dAddress)#define df_cmp_buf2(pDf, dAddress) \    df_send_command(pDf, DB_PAGE_2_BUF2_CMP, 4, (char *) 0, 0, dAddress)#define df_rwr_buf1(pDf, pData, dDataSize, dAddress) \    df_send_command(pDf, DB_AUTO_PAGE_PGM_BUF1, 4, (char *) 0, 0, dAddress)#define df_rwr_buf2(pDf, pData, dDataSize, dAddress) \    df_send_command(pDf, DB_AUTO_PAGE_PGM_BUF2, 4, (char *) 0, 0, dAddress)/* ============ Status Register Fields =============== */#define df_is_ready(pDf) \    ((pDf)->command[0] & 0x8000)#define df_is_different(pDf) \    ((pDf)->command[0] & 0x4000)extern void df_hw_init(void);extern void df_recovery(AT91PS_DF pDf);extern int load_df(unsigned int pcs, unsigned int img_addr, unsigned int img_size);extern char df_send_command (	AT91PS_DF pDataFlash,	unsigned char bCmd,      // Command value	unsigned char bCmdSize,  // Command Size	char          *pData,    // Data to be sent	unsigned int  dDataSize, // Data Size	unsigned int  dAddress); // Dataflash Address/*extern char df_wait_ready(	AT91PS_DF pDataFlash);extern AT91S_DF_SEM df_is_busy(	AT91PS_DF pDataFlash);*/#endif