606 lines
19 KiB
C
606 lines
19 KiB
C
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/**************************************************************************//**
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* @file FMC.h
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* @version V2.1
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* $Revision: 19 $
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* $Date: 15/08/11 10:26a $
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* @brief M451 Series Flash Memory Controller Driver Header File
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*
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* @note
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* Copyright (C) 2011~2015 Nuvoton Technology Corp. All rights reserved.
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*
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******************************************************************************/
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#ifndef __FMC_H__
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#define __FMC_H__
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#include "M451Series.h"
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#ifdef __cplusplus
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extern "C"
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{
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#endif
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/** @addtogroup Standard_Driver Standard Driver
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@{
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*/
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/** @addtogroup FMC_Driver FMC Driver
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@{
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*/
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/** @addtogroup FMC_EXPORTED_CONSTANTS FMC Exported Constants
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@{
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*/
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/*---------------------------------------------------------------------------------------------------------*/
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/* Global constant definitions */
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/*---------------------------------------------------------------------------------------------------------*/
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#define ISBEN 0
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/*---------------------------------------------------------------------------------------------------------*/
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/* Define Base Address */
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/*---------------------------------------------------------------------------------------------------------*/
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#define FMC_APROM_BASE 0x00000000UL /*!< APROM Base Address */
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#define FMC_LDROM_BASE 0x00100000UL /*!< LDROM Base Address */
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#define FMC_SPROM_BASE 0x00200000UL /*!< SPROM Base Address */
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#define FMC_CONFIG_BASE 0x00300000UL /*!< CONFIG Base Address */
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#define FMC_CONFIG0_ADDR (FMC_CONFIG_BASE) /*!< CONFIG 0 Address */
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#define FMC_CONFIG1_ADDR (FMC_CONFIG_BASE + 4) /*!< CONFIG 1 Address */
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#define FMC_FLASH_PAGE_SIZE 0x800 /*!< Flash Page Size (2048 Bytes) */
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#define FMC_LDROM_SIZE 0x1000 /*!< LDROM Size (4 kBytes) */
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/*---------------------------------------------------------------------------------------------------------*/
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/* ISPCTL constant definitions */
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/*---------------------------------------------------------------------------------------------------------*/
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#define FMC_ISPCTL_BS_LDROM 0x2 /*!< ISPCTL setting to select to boot from LDROM */
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#define FMC_ISPCTL_BS_APROM 0x0 /*!< ISPCTL setting to select to boot from APROM */
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/*---------------------------------------------------------------------------------------------------------*/
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/* ISPCMD constant definitions */
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/*---------------------------------------------------------------------------------------------------------*/
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#define FMC_ISPCMD_READ 0x00 /*!< ISP Command: Read Flash */
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#define FMC_ISPCMD_PROGRAM 0x21 /*!< ISP Command: 32-bit Program Flash */
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#define FMC_ISPCMD_WRITE_8 0x61 /*!< ISP Command: 64-bit program Flash */
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#define FMC_ISPCMD_PAGE_ERASE 0x22 /*!< ISP Command: Page Erase Flash */
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#define FMC_ISPCMD_READ_CID 0x0B /*!< ISP Command: Read Company ID */
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#define FMC_ISPCMD_READ_UID 0x04 /*!< ISP Command: Read Unique ID */
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#define FMC_ISPCMD_READ_DID 0x0C /*!< ISP Command: Read Device ID */
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#define FMC_ISPCMD_VECMAP 0x2E /*!< ISP Command: Set vector mapping */
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#define FMC_ISPCMD_CHECKSUM 0x0D /*!< ISP Command: Read Checksum */
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#define FMC_ISPCMD_CAL_CHECKSUM 0x2D /*!< ISP Command: Run Check Calculation */
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#define FMC_ISPCMD_MULTI_PROG 0x27 /*!< ISP Command: Flash Multi-Word Program */
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/*---------------------------------------------------------------------------------------------------------*/
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/* FTCTL constant definitions */
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/*---------------------------------------------------------------------------------------------------------*/
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#define FMC_FTCTL_OPTIMIZE_DISABLE 0x00 /*!< Frequency Optimize Mode disable */
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#define FMC_FTCTL_OPTIMIZE_12MHZ 0x01 /*!< Frequency Optimize Mode <= 12Mhz */
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#define FMC_FTCTL_OPTIMIZE_36MHZ 0x02 /*!< Frequency Optimize Mode <= 36Mhz */
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#define FMC_FTCTL_OPTIMIZE_60MHZ 0x04 /*!< Frequency Optimize Mode <= 60Mhz */
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#define FMC_FTCTL_OPTIMIZE_72MHZ 0x05 /*!< Frequency Optimize Mode <= 72Mhz */
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/*@}*/ /* end of group FMC_EXPORTED_CONSTANTS */
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/** @addtogroup FMC_EXPORTED_FUNCTIONS FMC Exported Functions
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@{
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*/
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/*---------------------------------------------------------------------------------------------------------*/
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/* FMC Macro Definitions */
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/*---------------------------------------------------------------------------------------------------------*/
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/**
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* @brief Enable ISP Function
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*
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* @param None
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*
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* @return None
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*
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* @details This function will set ISPEN bit of ISPCTL control register to enable ISP function.
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*
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*/
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#define FMC_ENABLE_ISP() (FMC->ISPCTL |= FMC_ISPCTL_ISPEN_Msk) /*!< Enable ISP Function */
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/**
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* @brief Disable ISP Function
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*
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* @param None
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*
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* @return None
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*
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* @details This function will clear ISPEN bit of ISPCTL control register to disable ISP function.
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*
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*/
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#define FMC_DISABLE_ISP() (FMC->ISPCTL &= ~FMC_ISPCTL_ISPEN_Msk) /*!< Disable ISP Function */
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/**
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* @brief Enable LDROM Update Function
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*
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* @param None
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*
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* @return None
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*
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* @details This function will set LDUEN bit of ISPCTL control register to enable LDROM update function.
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* User needs to set LDUEN bit before they can update LDROM.
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*
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*/
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#define FMC_ENABLE_LD_UPDATE() (FMC->ISPCTL |= FMC_ISPCTL_LDUEN_Msk) /*!< Enable LDROM Update Function */
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/**
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* @brief Disable LDROM Update Function
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*
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* @param None
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*
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* @return None
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*
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* @details This function will set ISPEN bit of ISPCTL control register to disable LDROM update function.
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*
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*/
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#define FMC_DISABLE_LD_UPDATE() (FMC->ISPCTL &= ~FMC_ISPCTL_LDUEN_Msk) /*!< Disable LDROM Update Function */
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/**
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* @brief Enable User Configuration Update Function
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*
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* @param None
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*
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* @return None
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*
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* @details This function will set CFGUEN bit of ISPCTL control register to enable User Configuration update function.
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* User needs to set CFGUEN bit before they can update User Configuration area.
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*
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*/
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#define FMC_ENABLE_CFG_UPDATE() (FMC->ISPCTL |= FMC_ISPCTL_CFGUEN_Msk) /*!< Enable CONFIG Update Function */
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/**
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* @brief Disable User Configuration Update Function
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*
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* @param None
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*
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* @return None
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*
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* @details This function will clear CFGUEN bit of ISPCTL control register to disable User Configuration update function.
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*
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*/
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#define FMC_DISABLE_CFG_UPDATE() (FMC->ISPCTL &= ~FMC_ISPCTL_CFGUEN_Msk) /*!< Disable CONFIG Update Function */
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/**
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* @brief Enable APROM Update Function
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*
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* @param None
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*
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* @return None
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*
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* @details This function will set APUEN bit of ISPCTL control register to enable APROM update function.
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* User needs to set APUEN bit before they can update APROM in APROM boot mode.
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*
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*/
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#define FMC_ENABLE_AP_UPDATE() (FMC->ISPCTL |= FMC_ISPCTL_APUEN_Msk) /*!< Enable APROM Update Function */
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/**
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* @brief Disable APROM Update Function
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*
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* @param None
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*
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* @return None
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*
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* @details This function will clear APUEN bit of ISPCTL control register to disable APROM update function.
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*
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*/
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#define FMC_DISABLE_AP_UPDATE() (FMC->ISPCTL &= ~FMC_ISPCTL_APUEN_Msk) /*!< Disable APROM Update Function */
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/**
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* @brief Next Booting Selection function
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*
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* @param[in] x Booting from APROM(0)/LDROM(1)
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*
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* @return None
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*
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* @details This function will set MCU next booting from LDROM/APROM.
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*
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* @note When use this macro, the Boot Loader booting selection MBS(CONFIG0[5]) must be set.
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*
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*/
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#define FMC_SELECT_NEXT_BOOT(x) (FMC->ISPCTL = (FMC->ISPCTL & ~FMC_ISPCTL_BS_Msk) | ((x) << FMC_ISPCTL_BS_Pos)) /*!< Select Next Booting, x = 0 or 1 */
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/**
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* @brief Get MCU Booting Status
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*
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* @param None
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*
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* @return None
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*
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* @details This function will get status of chip next booting from LDROM/APROM.
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*
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*/
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#define FMC_GET_BOOT_STATUS() ((FMC->ISPCTL & FMC_ISPCTL_BS_Msk)?1:0) /*!< Get MCU Booting Status */
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/*---------------------------------------------------------------------------------------------------------*/
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/* inline functions */
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/*---------------------------------------------------------------------------------------------------------*/
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/**
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* @brief Program 32-bit data into specified address of flash
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*
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* @param[in] u32Addr Flash address include APROM, LDROM, Data Flash, and CONFIG
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* @param[in] u32Data 32-bit Data to program
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*
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* @return None
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*
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* @details To program word data into Flash include APROM, LDROM, Data Flash, and CONFIG.
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* The corresponding functions in CONFIG are listed in FMC section of Technical Reference Manual.
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*
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*/
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static __INLINE void FMC_Write(uint32_t u32Addr, uint32_t u32Data)
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{
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FMC->ISPCMD = FMC_ISPCMD_PROGRAM;
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FMC->ISPADDR = u32Addr;
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FMC->ISPDAT = u32Data;
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FMC->ISPTRG = 0x1;
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#if ISBEN
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__ISB();
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#endif
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while(FMC->ISPTRG);
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}
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/**
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* @brief Program 64-bit data into specified address of flash
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*
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* @param[in] u32Addr Flash address include APROM, LDROM, Data Flash, and CONFIG
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* @param[in] u32Data0 32-bit Data to program
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* @param[in] u32Data1 32-bit Data to program
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*
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* @return None
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*
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* @details To program two words data into Flash include APROM, LDROM, Data Flash, and CONFIG.
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* The corresponding functions in CONFIG are listed in FMC section of Technical Reference Manual.
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*
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*/
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static __INLINE void FMC_Write8(uint32_t u32Addr, uint32_t u32Data0, uint32_t u32Data1)
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{
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FMC->ISPCMD = FMC_ISPCMD_WRITE_8;
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FMC->ISPADDR = u32Addr;
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FMC->MPDAT0 = u32Data0;
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FMC->MPDAT1 = u32Data1;
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FMC->ISPTRG = 0x1;
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#if ISBEN
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__ISB();
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#endif
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while(FMC->ISPTRG);
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}
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/**
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* @brief Read 32-bit Data from specified address of flash
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*
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* @param[in] u32Addr Flash address include APROM, LDROM, Data Flash, and CONFIG
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*
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* @return The data of specified address
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*
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* @details To read word data from Flash include APROM, LDROM, Data Flash, and CONFIG.
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*
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*/
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static __INLINE uint32_t FMC_Read(uint32_t u32Addr)
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{
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FMC->ISPCMD = FMC_ISPCMD_READ;
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FMC->ISPADDR = u32Addr;
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FMC->ISPDAT = 0;
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FMC->ISPTRG = 0x1;
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#if ISBEN
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__ISB();
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#endif
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while(FMC->ISPTRG);
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return FMC->ISPDAT;
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}
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/**
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* @brief Flash page erase
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*
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* @param[in] u32Addr Flash address including APROM, LDROM, Data Flash, and CONFIG
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*
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* @details To do flash page erase. The target address could be APROM, LDROM, Data Flash, or CONFIG.
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* The page size is 2048 bytes.
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*
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* @retval 0 Success
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* @retval -1 Erase failed
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*
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*/
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static __INLINE int32_t FMC_Erase(uint32_t u32Addr)
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{
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FMC->ISPCMD = FMC_ISPCMD_PAGE_ERASE;
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FMC->ISPADDR = u32Addr;
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FMC->ISPTRG = 0x1;
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#if ISBEN
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__ISB();
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#endif
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while(FMC->ISPTRG);
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/* Check ISPFF flag to know whether erase OK or fail. */
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if(FMC->ISPCTL & FMC_ISPCTL_ISPFF_Msk)
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{
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FMC->ISPCTL |= FMC_ISPCTL_ISPFF_Msk;
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return -1;
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}
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return 0;
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}
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/**
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* @brief Read Unique ID
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*
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* @param[in] u8Index UID index. 0 = UID[31:0], 1 = UID[63:32], 2 = UID[95:64]
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*
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* @return The 32-bit unique ID data of specified UID index.
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*
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* @details To read out 96-bit Unique ID.
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*
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*/
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static __INLINE uint32_t FMC_ReadUID(uint8_t u8Index)
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{
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FMC->ISPCMD = FMC_ISPCMD_READ_UID;
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FMC->ISPADDR = (u8Index << 2);
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FMC->ISPDAT = 0;
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FMC->ISPTRG = 0x1;
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#if ISBEN
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__ISB();
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#endif
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while(FMC->ISPTRG);
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return FMC->ISPDAT;
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}
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/**
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* @brief Read company ID
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*
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* @param None
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*
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* @return The company ID (32-bit)
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*
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* @details The company ID of Nuvoton is fixed to be 0xDA
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*
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*/
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static __INLINE uint32_t FMC_ReadCID(void)
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{
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FMC->ISPCMD = FMC_ISPCMD_READ_CID; /* Set ISP Command Code */
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FMC->ISPADDR = 0x0; /* Must keep 0x0 when read CID */
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FMC->ISPTRG = FMC_ISPTRG_ISPGO_Msk; /* Trigger to start ISP procedure */
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#if ISBEN
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__ISB();
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#endif /* To make sure ISP/CPU be Synchronized */
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while(FMC->ISPTRG & FMC_ISPTRG_ISPGO_Msk) ; /* Waiting for ISP Done */
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return FMC->ISPDAT;
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}
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/**
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* @brief Read product ID
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*
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* @param None
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*
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* @return The product ID (32-bit)
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*
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* @details This function is used to read product ID.
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*
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*/
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static __INLINE uint32_t FMC_ReadPID(void)
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{
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FMC->ISPCMD = FMC_ISPCMD_READ_DID; /* Set ISP Command Code */
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FMC->ISPADDR = 0x04; /* Must keep 0x4 when read PID */
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FMC->ISPTRG = FMC_ISPTRG_ISPGO_Msk; /* Trigger to start ISP procedure */
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#if ISBEN
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__ISB();
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#endif /* To make sure ISP/CPU be Synchronized */
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while(FMC->ISPTRG & FMC_ISPTRG_ISPGO_Msk); /* Waiting for ISP Done */
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return FMC->ISPDAT;
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}
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/**
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* @brief To read UCID
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*
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* @param[in] u32Index Index of the UCID to read. u32Index must be 0, 1, 2, or 3.
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*
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* @return The UCID of specified index
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*
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* @details This function is used to read unique chip ID (UCID).
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*
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*/
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static __INLINE uint32_t FMC_ReadUCID(uint32_t u32Index)
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{
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FMC->ISPCMD = FMC_ISPCMD_READ_UID; /* Set ISP Command Code */
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FMC->ISPADDR = (0x04 * u32Index) + 0x10; /* The UCID is at offset 0x10 with word alignment. */
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FMC->ISPTRG = FMC_ISPTRG_ISPGO_Msk; /* Trigger to start ISP procedure */
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#if ISBEN
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__ISB();
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#endif /* To make sure ISP/CPU be Synchronized */
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while(FMC->ISPTRG & FMC_ISPTRG_ISPGO_Msk); /* Waiting for ISP Done */
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return FMC->ISPDAT;
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}
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/**
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* @brief Set vector mapping address
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*
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* @param[in] u32PageAddr The page address to remap to address 0x0. The address must be page alignment.
|
||
|
*
|
||
|
* @return To set VECMAP to remap specified page address to 0x0.
|
||
|
*
|
||
|
* @details This function is used to set VECMAP to map specified page to vector page (0x0).
|
||
|
*
|
||
|
* @note
|
||
|
* VECMAP only valid when new IAP function is enabled. (CBS = 10'b or 00'b)
|
||
|
*
|
||
|
*/
|
||
|
static __INLINE void FMC_SetVectorPageAddr(uint32_t u32PageAddr)
|
||
|
{
|
||
|
FMC->ISPCMD = FMC_ISPCMD_VECMAP; /* Set ISP Command Code */
|
||
|
FMC->ISPADDR = u32PageAddr; /* The address of specified page which will be map to address 0x0. It must be page alignment. */
|
||
|
FMC->ISPTRG = 0x1; /* Trigger to start ISP procedure */
|
||
|
#if ISBEN
|
||
|
__ISB();
|
||
|
#endif /* To make sure ISP/CPU be Synchronized */
|
||
|
while(FMC->ISPTRG); /* Waiting for ISP Done */
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* @brief Get current vector mapping address.
|
||
|
*
|
||
|
* @param None
|
||
|
*
|
||
|
* @return The current vector mapping address.
|
||
|
*
|
||
|
* @details To get VECMAP value which is the page address for remapping to vector page (0x0).
|
||
|
*
|
||
|
* @note
|
||
|
* VECMAP only valid when new IAP function is enabled. (CBS = 10'b or 00'b)
|
||
|
*
|
||
|
*/
|
||
|
static __INLINE uint32_t FMC_GetVECMAP(void)
|
||
|
{
|
||
|
return (FMC->ISPSTS & FMC_ISPSTS_VECMAP_Msk);
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* @brief Get Flash Checksum
|
||
|
*
|
||
|
* @param[in] u32Addr Specific flash start address
|
||
|
* @param[in] i32Size Specific a size of Flash area
|
||
|
*
|
||
|
* @return A checksum value of a flash block.
|
||
|
*
|
||
|
* @details To get VECMAP value which is the page address for remapping to vector page (0x0).
|
||
|
*
|
||
|
*/
|
||
|
static __INLINE uint32_t FMC_GetCheckSum(uint32_t u32Addr, int32_t i32Size)
|
||
|
{
|
||
|
FMC->ISPCMD = FMC_ISPCMD_CAL_CHECKSUM;
|
||
|
FMC->ISPADDR = u32Addr;
|
||
|
FMC->ISPDAT = i32Size;
|
||
|
FMC->ISPTRG = 0x1;
|
||
|
#if ISBEN
|
||
|
__ISB();
|
||
|
#endif
|
||
|
while(FMC->ISPTRG);
|
||
|
|
||
|
FMC->ISPCMD = FMC_ISPCMD_CHECKSUM;
|
||
|
FMC->ISPTRG = 0x1;
|
||
|
while(FMC->ISPTRG);
|
||
|
|
||
|
return FMC->ISPDAT;
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* @brief Program Multi-Word data into specified address of flash
|
||
|
*
|
||
|
* @param[in] u32Addr Flash address include APROM, LDROM, Data Flash, and CONFIG
|
||
|
* @param[in] pu32Buf A data pointer is point to a data buffer start address;
|
||
|
*
|
||
|
* @return None
|
||
|
*
|
||
|
* @details To program multi-words data into Flash include APROM, LDROM, Data Flash, and CONFIG.
|
||
|
* The corresponding functions in CONFIG are listed in FMC section of Technical Reference Manual.
|
||
|
*
|
||
|
*/
|
||
|
static __INLINE void FMC_Write256(uint32_t u32Addr, uint32_t *pu32Buf)
|
||
|
{
|
||
|
int32_t i, idx;
|
||
|
volatile uint32_t *pu32IspData;
|
||
|
//int32_t i32Err;
|
||
|
|
||
|
//i32Err = 0;
|
||
|
idx = 0;
|
||
|
FMC->ISPCMD = FMC_ISPCMD_MULTI_PROG;
|
||
|
FMC->ISPADDR = u32Addr;
|
||
|
|
||
|
retrigger:
|
||
|
|
||
|
//if(i32Err)
|
||
|
// printf("idx=%d ISPADDR = 0x%08x\n",idx, FMC->ISPADDR);
|
||
|
|
||
|
FMC->MPDAT0 = pu32Buf[idx + 0];
|
||
|
FMC->MPDAT1 = pu32Buf[idx + 1];
|
||
|
FMC->MPDAT2 = pu32Buf[idx + 2];
|
||
|
FMC->MPDAT3 = pu32Buf[idx + 3];
|
||
|
|
||
|
|
||
|
|
||
|
FMC->ISPTRG = 0x1;
|
||
|
|
||
|
pu32IspData = &FMC->MPDAT0;
|
||
|
idx += 4;
|
||
|
|
||
|
for(i = idx; i < 256 / 4; i += 4) // Max data length is 256 bytes (256/4 words)
|
||
|
{
|
||
|
|
||
|
__set_PRIMASK(1); // Mask interrupt to avoid status check coherence error
|
||
|
do
|
||
|
{
|
||
|
if((FMC->MPSTS & FMC_MPSTS_MPBUSY_Msk) == 0)
|
||
|
{
|
||
|
__set_PRIMASK(0);
|
||
|
//printf("%d %x\n", i, FMC->MPADDR);
|
||
|
FMC->ISPADDR = FMC->MPADDR & (~0xful);
|
||
|
idx = (FMC->ISPADDR - u32Addr) / 4;
|
||
|
//i32Err = -1;
|
||
|
goto retrigger;
|
||
|
}
|
||
|
}
|
||
|
while(FMC->MPSTS & (3 << FMC_MPSTS_D0_Pos));
|
||
|
|
||
|
// Update new data for D0
|
||
|
pu32IspData[0] = pu32Buf[i ];
|
||
|
pu32IspData[1] = pu32Buf[i + 1];
|
||
|
|
||
|
do
|
||
|
{
|
||
|
if((FMC->MPSTS & FMC_MPSTS_MPBUSY_Msk) == 0)
|
||
|
{
|
||
|
__set_PRIMASK(0);
|
||
|
//printf("%d %x\n", i, FMC->MPADDR);
|
||
|
FMC->ISPADDR = FMC->MPADDR & (~0xful);
|
||
|
idx = (FMC->ISPADDR - u32Addr) / 4;
|
||
|
//i32Err = -1;
|
||
|
goto retrigger;
|
||
|
}
|
||
|
}
|
||
|
while(FMC->MPSTS & (3 << FMC_MPSTS_D2_Pos));
|
||
|
|
||
|
// Update new data for D2
|
||
|
pu32IspData[2] = pu32Buf[i + 2];
|
||
|
pu32IspData[3] = pu32Buf[i + 3];
|
||
|
__set_PRIMASK(0);
|
||
|
}
|
||
|
|
||
|
while(FMC->ISPSTS & FMC_ISPSTS_ISPBUSY_Msk);
|
||
|
}
|
||
|
|
||
|
void FMC_Open(void);
|
||
|
void FMC_Close(void);
|
||
|
void FMC_EnableAPUpdate(void);
|
||
|
void FMC_DisableAPUpdate(void);
|
||
|
void FMC_EnableConfigUpdate(void);
|
||
|
void FMC_DisableConfigUpdate(void);
|
||
|
void FMC_EnableLDUpdate(void);
|
||
|
void FMC_DisableLDUpdate(void);
|
||
|
int32_t FMC_ReadConfig(uint32_t *u32Config, uint32_t u32Count);
|
||
|
int32_t FMC_WriteConfig(uint32_t *u32Config, uint32_t u32Count);
|
||
|
void FMC_SetBootSource(int32_t i32BootSrc);
|
||
|
int32_t FMC_GetBootSource(void);
|
||
|
uint32_t FMC_ReadDataFlashBaseAddr(void);
|
||
|
void FMC_EnableFreqOptimizeMode(uint32_t u32Mode);
|
||
|
void FMC_DisableFreqOptimizeMode(void);
|
||
|
/*@}*/ /* end of group FMC_EXPORTED_FUNCTIONS */
|
||
|
|
||
|
/*@}*/ /* end of group FMC_Driver */
|
||
|
|
||
|
/*@}*/ /* end of group Standard_Driver */
|
||
|
|
||
|
#ifdef __cplusplus
|
||
|
}
|
||
|
#endif
|
||
|
|
||
|
|
||
|
#endif
|
||
|
|