180 lines
4.8 KiB
C
180 lines
4.8 KiB
C
/*
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* @brief Common FLASH support functions
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*
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* @note
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* Copyright(C) NXP Semiconductors, 2013
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* All rights reserved.
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*
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* @par
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* Software that is described herein is for illustrative purposes only
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* which provides customers with programming information regarding the
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* LPC products. This software is supplied "AS IS" without any warranties of
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* any kind, and NXP Semiconductors and its licensor disclaim any and
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* all warranties, express or implied, including all implied warranties of
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* merchantability, fitness for a particular purpose and non-infringement of
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* intellectual property rights. NXP Semiconductors assumes no responsibility
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* or liability for the use of the software, conveys no license or rights under any
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* patent, copyright, mask work right, or any other intellectual property rights in
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* or to any products. NXP Semiconductors reserves the right to make changes
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* in the software without notification. NXP Semiconductors also makes no
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* representation or warranty that such application will be suitable for the
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* specified use without further testing or modification.
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*
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* @par
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* Permission to use, copy, modify, and distribute this software and its
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* documentation is hereby granted, under NXP Semiconductors' and its
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* licensor's relevant copyrights in the software, without fee, provided that it
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* is used in conjunction with NXP Semiconductors microcontrollers. This
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* copyright, permission, and disclaimer notice must appear in all copies of
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* this code.
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*/
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#include "chip.h"
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/*****************************************************************************
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* Private types/enumerations/variables
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****************************************************************************/
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/*****************************************************************************
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* Public types/enumerations/variables
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****************************************************************************/
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/*****************************************************************************
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* Private functions
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****************************************************************************/
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/*****************************************************************************
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* Public functions
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****************************************************************************/
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/* Prepare sector for write operation */
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uint8_t Chip_IAP_PreSectorForReadWrite(uint32_t strSector, uint32_t endSector)
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{
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uint32_t command[5], result[5];
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command[0] = IAP_PREWRRITE_CMD;
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command[1] = strSector;
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command[2] = endSector;
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iap_entry(command, result);
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return result[0];
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}
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/* Copy RAM to flash */
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uint8_t Chip_IAP_CopyRamToFlash(uint32_t dstAdd, uint32_t *srcAdd, uint32_t byteswrt)
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{
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uint32_t command[5], result[5];
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command[0] = IAP_WRISECTOR_CMD;
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command[1] = dstAdd;
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command[2] = (uint32_t) srcAdd;
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command[3] = byteswrt;
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command[4] = SystemCoreClock / 1000;
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iap_entry(command, result);
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return result[0];
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}
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/* Erase sector */
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uint8_t Chip_IAP_EraseSector(uint32_t strSector, uint32_t endSector)
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{
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uint32_t command[5], result[5];
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command[0] = IAP_ERSSECTOR_CMD;
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command[1] = strSector;
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command[2] = endSector;
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command[3] = SystemCoreClock / 1000;
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iap_entry(command, result);
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return result[0];
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}
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/* Blank check sector */
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uint8_t Chip_IAP_BlankCheckSector(uint32_t strSector, uint32_t endSector)
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{
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uint32_t command[5], result[5];
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command[0] = IAP_BLANK_CHECK_SECTOR_CMD;
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command[1] = strSector;
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command[2] = endSector;
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iap_entry(command, result);
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return result[0];
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}
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/* Read part identification number */
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uint32_t Chip_IAP_ReadPID(void)
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{
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uint32_t command[5], result[5];
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command[0] = IAP_REPID_CMD;
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iap_entry(command, result);
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return result[1];
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}
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/* Read boot code version number */
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uint32_t Chip_IAP_ReadBootCode(void)
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{
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uint32_t command[5], result[5];
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command[0] = IAP_READ_BOOT_CODE_CMD;
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iap_entry(command, result);
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return result[1] & 0xffff;
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}
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/* IAP compare */
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uint8_t Chip_IAP_Compare(uint32_t dstAdd, uint32_t srcAdd, uint32_t bytescmp)
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{
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uint32_t command[5], result[5];
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command[0] = IAP_COMPARE_CMD;
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command[1] = dstAdd;
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command[2] = srcAdd;
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command[3] = bytescmp;
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iap_entry(command, result);
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return result[0];
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}
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/* Reinvoke ISP */
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uint8_t Chip_IAP_ReinvokeISP(void)
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{
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uint32_t command[5], result[5];
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command[0] = IAP_REINVOKE_ISP_CMD;
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iap_entry(command, result);
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return result[0];
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}
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/* Read the unique ID */
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uint32_t Chip_IAP_ReadUID(uint32_t* uid)
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{
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uint32_t command[5], result[5];
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uint32_t i;
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command[0] = IAP_READ_UID_CMD;
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iap_entry(command, result);
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for (i=0; i<4; i++)
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*(uid+i) = result[i+1];
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return result[0];
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}
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/* Erase page */
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uint8_t Chip_IAP_ErasePage(uint32_t strPage, uint32_t endPage)
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{
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uint32_t command[5], result[5];
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command[0] = IAP_ERASE_PAGE_CMD;
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command[1] = strPage;
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command[2] = endPage;
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command[3] = SystemCoreClock / 1000;
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iap_entry(command, result);
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return result[0];
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}
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