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/****************************************************************************************
* arch/arm/src/sam3u/sam3u_eefc.h
*
* Copyright (C) 2009 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <gnutt@nuttx.org>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* 3. Neither the name NuttX nor the names of its contributors may be
* used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS 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 __ARCH_ARM_SRC_SAM3U_SAM3U_EEFC_H
#define __ARCH_ARM_SRC_SAM3U_SAM3U_EEFC_H
/****************************************************************************************
* Included Files
****************************************************************************************/
#include <nuttx/config.h>
#include "chip.h"
#include "sam3u_memorymap.h"
/****************************************************************************************
* Pre-processor Definitions
****************************************************************************************/
/* EEFC register offsets ****************************************************************/
#define SAM3U_EEFC_FMR_OFFSET 0x00 /* EEFC Flash Mode Register */
#define SAM3U_EEFC_FCR_OFFSET 0x04 /* EEFC Flash Command Register */
#define SAM3U_EEFC_FSR_OFFSET 0x08 /* EEFC Flash Status Register */
#define SAM3U_EEFC_FRR_OFFSET 0x0c /* EEFC Flash Result Register */
/* EEFC register adresses ***************************************************************/
#define SAM3U_EEFC_FMR(n) (SAM3U_EEFCN_BASE(n)+SAM3U_EEFC_FMR_OFFSET)
#define SAM3U_EEFC_FCR(n) (SAM3U_EEFCN_BASE(n)+SAM3U_EEFC_FCR_OFFSET)
#define SAM3U_EEFC_FSR(n) (SAM3U_EEFCN_BASE(n)+SAM3U_EEFC_FSR_OFFSET)
#define SAM3U_EEFC_FRR(n) (SAM3U_EEFCN_BASE(n)+SAM3U_EEFC_FRR_OFFSET)
#define SAM3U_EEFC0_FMR (SAM3U_EEFC0_BASE+SAM3U_EEFC_FMR_OFFSET)
#define SAM3U_EEFC0_FCR (SAM3U_EEFC0_BASE+SAM3U_EEFC_FCR_OFFSET)
#define SAM3U_EEFC0_FSR (SAM3U_EEFC0_BASE+SAM3U_EEFC_FSR_OFFSET)
#define SAM3U_EEFC0_FRR (SAM3U_EEFC0_BASE+SAM3U_EEFC_FRR_OFFSET)
#define SAM3U_EEFC1_FMR (SAM3U_EEFC1_BASE+SAM3U_EEFC_FMR_OFFSET)
#define SAM3U_EEFC1_FCR (SAM3U_EEFC1_BASE+SAM3U_EEFC_FCR_OFFSET)
#define SAM3U_EEFC1_FSR (SAM3U_EEFC1_BASE+SAM3U_EEFC_FSR_OFFSET)
#define SAM3U_EEFC1_FRR (SAM3U_EEFC1_BASE+SAM3U_EEFC_FRR_OFFSET)
/* EEFC register bit definitions ********************************************************/
#define EEFC_FMR_FRDY (1 << 0) /* Bit 0: Ready Interrupt Enable */
#define EEFC_FMR_FWS_SHIFT (8) /* Bits 8-11: Flash Wait State */
#define EEFC_FMR_FWS_MASK (15 << EEFC_FMR_FWS_SHIFT)
#define EEFC_FMR_FAM (1 << 24) /* Bit 24: Flash Access Mode */
#define EEFC_FCR_FCMD_SHIFT (0) /* Bits 0-7: Flash Command */
#define EEFC_FCR_FCMD_MASK (0xff << EEFC_FCR_FCMD_SHIFT)
# define EEFC_FCR_FCMD_GETD (0 << EEFC_FCR_FCMD_SHIFT) /* Get Flash Descriptor */
# define EEFC_FCR_FCMD_WP (1 << EEFC_FCR_FCMD_SHIFT) /* Write page */
# define EEFC_FCR_FCMD_WPL (2 << EEFC_FCR_FCMD_SHIFT) /* Write page and lock */
# define EEFC_FCR_FCMD_EWP (3 << EEFC_FCR_FCMD_SHIFT) /* Erase page and write page */
# define EEFC_FCR_FCMD_EWPL (4 << EEFC_FCR_FCMD_SHIFT) /* Erase page and write page then lock */
# define EEFC_FCR_FCMD_EA (5 << EEFC_FCR_FCMD_SHIFT) /* Erase all */
# define EEFC_FCR_FCMD_SLB (8 << EEFC_FCR_FCMD_SHIFT) /* Set Lock Bit */
# define EEFC_FCR_FCMD_CLB (9 << EEFC_FCR_FCMD_SHIFT) /* Clear Lock Bit */
# define EEFC_FCR_FCMD_GLB (10 << EEFC_FCR_FCMD_SHIFT) /* Get Lock Bit */
# define EEFC_FCR_FCMD_SGPB (11 << EEFC_FCR_FCMD_SHIFT) /* Set GPNVM Bit */
# define EEFC_FCR_FCMD_CGPB (12 << EEFC_FCR_FCMD_SHIFT) /* Clear GPNVM Bit */
# define EEFC_FCR_FCMD_GGPB (13 << EEFC_FCR_FCMD_SHIFT) /* Get GPNVM Bit */
# define EEFC_FCR_FCMD_STUI (14 << EEFC_FCR_FCMD_SHIFT) /* Start Read Unique Identifier */
# define EEFC_FCR_FCMD_SPUI (15 << EEFC_FCR_FCMD_SHIFT) /* Stop Read Unique Identifier */
#define EEFC_FCR_FARG_SHIFT (8) /* Bits 8-23: Flash Command Argument */
#define EEFC_FCR_FARG_MASK (0xffff << EEFC_FCR_FARG_SHIFT)
#define EEFC_FCR_FKEY_SHIFT (24) /* Bits 24-31: Flash Writing Protection Key */
#define EEFC_FCR_FKEY__MASK (0xff << EEFC_FCR_FKEY_SHIFT)
#define EEFC_FSR_FRDY (1 << 0) /* Bit 0: Flash Ready Status */
#define EEFC_FSR_FCMDE (1 << 1) /* Bit 1: Flash Command Error Status */
#define EEFC_FSR_FLOCKE (1 << 2) /* Bit 2: Flash Lock Error Status */
/****************************************************************************************
* Public Types
****************************************************************************************/
/****************************************************************************************
* Public Data
****************************************************************************************/
/****************************************************************************************
* Public Functions
****************************************************************************************/
#endif /* __ARCH_ARM_SRC_SAM3U_SAM3U_EEFC_H */
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