rt-thread-official/bsp/lpc54114-lite/Libraries/devices/LPC54114/drivers/fsl_flashiap.c

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2018-12-05 11:44:53 +08:00
/*
* The Clear BSD License
* Copyright (c) 2016, Freescale Semiconductor, Inc.
* Copyright 2016-2017 NXP
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted (subject to the limitations in the disclaimer below) provided
* that the following conditions are met:
*
* o Redistributions of source code must retain the above copyright notice, this list
* of conditions and the following disclaimer.
*
* o 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.
*
* o Neither the name of the copyright holder nor the names of its
* contributors may be used to endorse or promote products derived from this
* software without specific prior written permission.
*
* NO EXPRESS OR IMPLIED LICENSES TO ANY PARTY'S PATENT RIGHTS ARE GRANTED BY THIS LICENSE.
* 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 HOLDER 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.
*/
#include "fsl_flashiap.h"
/* Component ID definition, used by tools. */
#ifndef FSL_COMPONENT_ID
#define FSL_COMPONENT_ID "platform.drivers.flashiap"
#endif
#define HZ_TO_KHZ_DIV 1000
/*******************************************************************************
* Code
******************************************************************************/
static status_t translate_iap_status(uint32_t status)
{
/* Translate IAP return code to sdk status code */
if (status == kStatus_Success)
{
return status;
}
else
{
return MAKE_STATUS(kStatusGroup_FLASHIAP, status);
}
}
status_t FLASHIAP_PrepareSectorForWrite(uint32_t startSector, uint32_t endSector)
{
uint32_t command[5], result[4];
command[0] = kIapCmd_FLASHIAP_PrepareSectorforWrite;
command[1] = startSector;
command[2] = endSector;
iap_entry(command, result);
return translate_iap_status(result[0]);
}
status_t FLASHIAP_CopyRamToFlash(uint32_t dstAddr, uint32_t *srcAddr, uint32_t numOfBytes, uint32_t systemCoreClock)
{
uint32_t command[5], result[4];
command[0] = kIapCmd_FLASHIAP_CopyRamToFlash;
command[1] = dstAddr;
command[2] = (uint32_t)srcAddr;
command[3] = numOfBytes;
command[4] = systemCoreClock / HZ_TO_KHZ_DIV;
iap_entry(command, result);
return translate_iap_status(result[0]);
}
status_t FLASHIAP_EraseSector(uint32_t startSector, uint32_t endSector, uint32_t systemCoreClock)
{
uint32_t command[5], result[4];
command[0] = kIapCmd_FLASHIAP_EraseSector;
command[1] = startSector;
command[2] = endSector;
command[3] = systemCoreClock / HZ_TO_KHZ_DIV;
iap_entry(command, result);
return translate_iap_status(result[0]);
}
status_t FLASHIAP_ErasePage(uint32_t startPage, uint32_t endPage, uint32_t systemCoreClock)
{
uint32_t command[5], result[4];
command[0] = kIapCmd_FLASHIAP_ErasePage;
command[1] = startPage;
command[2] = endPage;
command[3] = systemCoreClock / HZ_TO_KHZ_DIV;
iap_entry(command, result);
return translate_iap_status(result[0]);
}
status_t FLASHIAP_BlankCheckSector(uint32_t startSector, uint32_t endSector)
{
uint32_t command[5], result[4];
command[0] = kIapCmd_FLASHIAP_BlankCheckSector;
command[1] = startSector;
command[2] = endSector;
iap_entry(command, result);
return translate_iap_status(result[0]);
}
status_t FLASHIAP_Compare(uint32_t dstAddr, uint32_t *srcAddr, uint32_t numOfBytes)
{
uint32_t command[5], result[4];
command[0] = kIapCmd_FLASHIAP_Compare;
command[1] = dstAddr;
command[2] = (uint32_t)srcAddr;
command[3] = numOfBytes;
iap_entry(command, result);
return translate_iap_status(result[0]);
}