134 lines
5.3 KiB
C
134 lines
5.3 KiB
C
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/* ----------------------------------------------------------------------------
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* ATMEL Microcontroller Software Support
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* ----------------------------------------------------------------------------
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* Copyright (c) 2008, Atmel Corporation
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*
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* - Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the disclaimer below.
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*
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* Atmel's name may not be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* DISCLAIMER: THIS SOFTWARE IS PROVIDED BY ATMEL "AS IS" AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT ARE
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* DISCLAIMED. IN NO EVENT SHALL ATMEL BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
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* OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
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* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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* ----------------------------------------------------------------------------
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*/
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#ifndef EEFC_H
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#define EEFC_H
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//------------------------------------------------------------------------------
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// Headers
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//------------------------------------------------------------------------------
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#include <board.h>
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#ifdef BOARD_FLASH_EEFC
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//------------------------------------------------------------------------------
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// Constants
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//------------------------------------------------------------------------------
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/// Number of GPNVMs available on each chip.
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#if defined(at91sam7l64) || defined(at91sam7l128)
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#define EFC_NUM_GPNVMS 2
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#elif defined(at91sam9xe128) || defined(at91sam9xe256) || defined(at91sam9xe512)
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#define EFC_NUM_GPNVMS 17
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#endif
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//------------------------------------------------------------------------------
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// Types
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//------------------------------------------------------------------------------
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// Needed when EEFC is integrated in MC.
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#if !defined(AT91C_BASE_EFC) && defined(AT91C_BASE_MC)
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typedef struct _AT91S_EFC {
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AT91_REG EFC_FMR; // EFC Flash Mode Register
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AT91_REG EFC_FCR; // EFC Flash Command Register
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AT91_REG EFC_FSR; // EFC Flash Status Register
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AT91_REG EFC_FRR; // EFC Flash Result Register
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AT91_REG EFC_FVR; // EFC Flash Version Register
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} AT91S_EFC, *AT91PS_EFC;
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#define AT91C_EFC_FRDY AT91C_MC_FRDY
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#define AT91C_EFC_FWS AT91C_MC_FWS
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#define AT91C_EFC_FWS_0WS AT91C_MC_FWS_0WS
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#define AT91C_EFC_FWS_1WS AT91C_MC_FWS_1WS
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#define AT91C_EFC_FWS_2WS AT91C_MC_FWS_2WS
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#define AT91C_EFC_FWS_3WS AT91C_MC_FWS_3WS
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#define AT91C_EFC_FCMD AT91C_MC_FCMD
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#define AT91C_EFC_FCMD_GETD AT91C_MC_FCMD_GETD
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#define AT91C_EFC_FCMD_WP AT91C_MC_FCMD_WP
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#define AT91C_EFC_FCMD_WPL AT91C_MC_FCMD_WPL
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#define AT91C_EFC_FCMD_EWP AT91C_MC_FCMD_EWP
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#define AT91C_EFC_FCMD_EWPL AT91C_MC_FCMD_EWPL
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#define AT91C_EFC_FCMD_EA AT91C_MC_FCMD_EA
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#define AT91C_EFC_FCMD_EPL AT91C_MC_FCMD_EPL
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#define AT91C_EFC_FCMD_EPA AT91C_MC_FCMD_EPA
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#define AT91C_EFC_FCMD_SLB AT91C_MC_FCMD_SLB
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#define AT91C_EFC_FCMD_CLB AT91C_MC_FCMD_CLB
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#define AT91C_EFC_FCMD_GLB AT91C_MC_FCMD_GLB
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#define AT91C_EFC_FCMD_SFB AT91C_MC_FCMD_SFB
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#define AT91C_EFC_FCMD_CFB AT91C_MC_FCMD_CFB
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#define AT91C_EFC_FCMD_GFB AT91C_MC_FCMD_GFB
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#define AT91C_EFC_FARG AT91C_MC_FARG
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#define AT91C_EFC_FKEY AT91C_MC_FKEY
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#define AT91C_EFC_FRDY_S AT91C_MC_FRDY_S
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#define AT91C_EFC_FCMDE AT91C_MC_FCMDE
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#define AT91C_EFC_LOCKE AT91C_MC_LOCKE
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#define AT91C_EFC_FVALUE AT91C_MC_FVALUE
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#define AT91C_BASE_EFC (AT91_CAST(AT91PS_EFC) 0xFFFFFF60)
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#endif //#if !defined(AT91C_BASE_EFC) && defined(AT91C_BASE_MC)
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//------------------------------------------------------------------------------
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// Functions
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//------------------------------------------------------------------------------
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extern void EFC_EnableFrdyIt(void);
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extern void EFC_DisableFrdyIt(void);
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extern void EFC_TranslateAddress(
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unsigned int address,
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unsigned short *pPage,
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unsigned short *pOffset);
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extern void EFC_ComputeAddress(
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unsigned short page,
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unsigned short offset,
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unsigned int *pAddress);
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extern void EFC_StartCommand(
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unsigned char command,
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unsigned short argument);
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extern unsigned char EFC_PerformCommand(
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unsigned char command,
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unsigned short argument);
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extern unsigned int EFC_GetStatus(void);
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extern unsigned int EFC_GetResult(void);
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#endif //#ifdef BOARD_FLASH_EEFC
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#endif //#ifndef EEFC_H
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