EBIKE-FreeRTOS/Common/drivers/Atmel/at91lib/peripherals/eefc/eefc.h
2024-04-14 18:38:39 +08:00

134 lines
5.3 KiB
C

/* ----------------------------------------------------------------------------
* ATMEL Microcontroller Software Support
* ----------------------------------------------------------------------------
* Copyright (c) 2008, 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 disclaimer below.
*
* 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.
* ----------------------------------------------------------------------------
*/
#ifndef EEFC_H
#define EEFC_H
//------------------------------------------------------------------------------
// Headers
//------------------------------------------------------------------------------
#include <board.h>
#ifdef BOARD_FLASH_EEFC
//------------------------------------------------------------------------------
// Constants
//------------------------------------------------------------------------------
/// Number of GPNVMs available on each chip.
#if defined(at91sam7l64) || defined(at91sam7l128)
#define EFC_NUM_GPNVMS 2
#elif defined(at91sam9xe128) || defined(at91sam9xe256) || defined(at91sam9xe512)
#define EFC_NUM_GPNVMS 17
#endif
//------------------------------------------------------------------------------
// Types
//------------------------------------------------------------------------------
// Needed when EEFC is integrated in MC.
#if !defined(AT91C_BASE_EFC) && defined(AT91C_BASE_MC)
typedef struct _AT91S_EFC {
AT91_REG EFC_FMR; // EFC Flash Mode Register
AT91_REG EFC_FCR; // EFC Flash Command Register
AT91_REG EFC_FSR; // EFC Flash Status Register
AT91_REG EFC_FRR; // EFC Flash Result Register
AT91_REG EFC_FVR; // EFC Flash Version Register
} AT91S_EFC, *AT91PS_EFC;
#define AT91C_EFC_FRDY AT91C_MC_FRDY
#define AT91C_EFC_FWS AT91C_MC_FWS
#define AT91C_EFC_FWS_0WS AT91C_MC_FWS_0WS
#define AT91C_EFC_FWS_1WS AT91C_MC_FWS_1WS
#define AT91C_EFC_FWS_2WS AT91C_MC_FWS_2WS
#define AT91C_EFC_FWS_3WS AT91C_MC_FWS_3WS
#define AT91C_EFC_FCMD AT91C_MC_FCMD
#define AT91C_EFC_FCMD_GETD AT91C_MC_FCMD_GETD
#define AT91C_EFC_FCMD_WP AT91C_MC_FCMD_WP
#define AT91C_EFC_FCMD_WPL AT91C_MC_FCMD_WPL
#define AT91C_EFC_FCMD_EWP AT91C_MC_FCMD_EWP
#define AT91C_EFC_FCMD_EWPL AT91C_MC_FCMD_EWPL
#define AT91C_EFC_FCMD_EA AT91C_MC_FCMD_EA
#define AT91C_EFC_FCMD_EPL AT91C_MC_FCMD_EPL
#define AT91C_EFC_FCMD_EPA AT91C_MC_FCMD_EPA
#define AT91C_EFC_FCMD_SLB AT91C_MC_FCMD_SLB
#define AT91C_EFC_FCMD_CLB AT91C_MC_FCMD_CLB
#define AT91C_EFC_FCMD_GLB AT91C_MC_FCMD_GLB
#define AT91C_EFC_FCMD_SFB AT91C_MC_FCMD_SFB
#define AT91C_EFC_FCMD_CFB AT91C_MC_FCMD_CFB
#define AT91C_EFC_FCMD_GFB AT91C_MC_FCMD_GFB
#define AT91C_EFC_FARG AT91C_MC_FARG
#define AT91C_EFC_FKEY AT91C_MC_FKEY
#define AT91C_EFC_FRDY_S AT91C_MC_FRDY_S
#define AT91C_EFC_FCMDE AT91C_MC_FCMDE
#define AT91C_EFC_LOCKE AT91C_MC_LOCKE
#define AT91C_EFC_FVALUE AT91C_MC_FVALUE
#define AT91C_BASE_EFC (AT91_CAST(AT91PS_EFC) 0xFFFFFF60)
#endif //#if !defined(AT91C_BASE_EFC) && defined(AT91C_BASE_MC)
//------------------------------------------------------------------------------
// Functions
//------------------------------------------------------------------------------
extern void EFC_EnableFrdyIt(void);
extern void EFC_DisableFrdyIt(void);
extern void EFC_TranslateAddress(
unsigned int address,
unsigned short *pPage,
unsigned short *pOffset);
extern void EFC_ComputeAddress(
unsigned short page,
unsigned short offset,
unsigned int *pAddress);
extern void EFC_StartCommand(
unsigned char command,
unsigned short argument);
extern unsigned char EFC_PerformCommand(
unsigned char command,
unsigned short argument);
extern unsigned int EFC_GetStatus(void);
extern unsigned int EFC_GetResult(void);
#endif //#ifdef BOARD_FLASH_EEFC
#endif //#ifndef EEFC_H