component_efc.h 4.26 KB
/* ----------------------------------------------------------------------------
 *         SAM Software Package License
 * ----------------------------------------------------------------------------
 * Copyright (c) 2012, Atmel Corporation
 *
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following condition is 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 _SAM3XA_EFC_COMPONENT_
#define _SAM3XA_EFC_COMPONENT_

#ifdef __cplusplus
extern "C" {
#endif

/* ============================================================================= */
/**  SOFTWARE API DEFINITION FOR Embedded Flash Controller */
/* ============================================================================= */
/** \ingroup SAM3X8E_cmsis */
/** \defgroup SAM3XA_EFC Embedded Flash Controller */
/*@{*/

#if !(defined(__ASSEMBLY__) || defined(__IAR_SYSTEMS_ASM__))
/** \brief Efc hardware registers */
typedef struct {
  RwReg EEFC_FMR; /**< \brief (Efc Offset: 0x00) EEFC Flash Mode Register */
  WoReg EEFC_FCR; /**< \brief (Efc Offset: 0x04) EEFC Flash Command Register */
  RoReg EEFC_FSR; /**< \brief (Efc Offset: 0x08) EEFC Flash Status Register */
  RoReg EEFC_FRR; /**< \brief (Efc Offset: 0x0C) EEFC Flash Result Register */
} Efc;
#endif /* !(defined(__ASSEMBLY__) || defined(__IAR_SYSTEMS_ASM__)) */
/* -------- EEFC_FMR : (EFC Offset: 0x00) EEFC Flash Mode Register -------- */
#define EEFC_FMR_FRDY (0x1u << 0) /**< \brief (EEFC_FMR) Ready Interrupt Enable */
#define EEFC_FMR_FWS_Pos 8
#define EEFC_FMR_FWS_Msk (0xfu << EEFC_FMR_FWS_Pos) /**< \brief (EEFC_FMR) Flash Wait State */
#define EEFC_FMR_FWS(value) ((EEFC_FMR_FWS_Msk & ((value) << EEFC_FMR_FWS_Pos)))
#define EEFC_FMR_SCOD (0x1u << 16) /**< \brief (EEFC_FMR) Sequential Code Optimization Disable */
#define EEFC_FMR_FAM (0x1u << 24) /**< \brief (EEFC_FMR) Flash Access Mode */
/* -------- EEFC_FCR : (EFC Offset: 0x04) EEFC Flash Command Register -------- */
#define EEFC_FCR_FCMD_Pos 0
#define EEFC_FCR_FCMD_Msk (0xffu << EEFC_FCR_FCMD_Pos) /**< \brief (EEFC_FCR) Flash Command */
#define EEFC_FCR_FCMD(value) ((EEFC_FCR_FCMD_Msk & ((value) << EEFC_FCR_FCMD_Pos)))
#define EEFC_FCR_FARG_Pos 8
#define EEFC_FCR_FARG_Msk (0xffffu << EEFC_FCR_FARG_Pos) /**< \brief (EEFC_FCR) Flash Command Argument */
#define EEFC_FCR_FARG(value) ((EEFC_FCR_FARG_Msk & ((value) << EEFC_FCR_FARG_Pos)))
#define EEFC_FCR_FKEY_Pos 24
#define EEFC_FCR_FKEY_Msk (0xffu << EEFC_FCR_FKEY_Pos) /**< \brief (EEFC_FCR) Flash Writing Protection Key */
#define EEFC_FCR_FKEY(value) ((EEFC_FCR_FKEY_Msk & ((value) << EEFC_FCR_FKEY_Pos)))
/* -------- EEFC_FSR : (EFC Offset: 0x08) EEFC Flash Status Register -------- */
#define EEFC_FSR_FRDY (0x1u << 0) /**< \brief (EEFC_FSR) Flash Ready Status */
#define EEFC_FSR_FCMDE (0x1u << 1) /**< \brief (EEFC_FSR) Flash Command Error Status */
#define EEFC_FSR_FLOCKE (0x1u << 2) /**< \brief (EEFC_FSR) Flash Lock Error Status */
/* -------- EEFC_FRR : (EFC Offset: 0x0C) EEFC Flash Result Register -------- */
#define EEFC_FRR_FVALUE_Pos 0
#define EEFC_FRR_FVALUE_Msk (0xffffffffu << EEFC_FRR_FVALUE_Pos) /**< \brief (EEFC_FRR) Flash Result Value */

/*@}*/

#ifdef __cplusplus
}
#endif

#endif /* _SAM3XA_EFC_COMPONENT_ */