| /* |
| * Copyright 2018 NXP |
| * All rights reserved. |
| * |
| * SPDX-License-Identifier: BSD-3-Clause |
| */ |
| |
| #include "fsl_iap.h" |
| |
| /* Component ID definition, used by tools. */ |
| #ifndef FSL_COMPONENT_ID |
| #define FSL_COMPONENT_ID "platform.drivers.iap" |
| #endif |
| |
| #define HZ_TO_KHZ_DIV 1000 |
| |
| /******************************************************************************* |
| * Definitions |
| ******************************************************************************/ |
| |
| /******************************************************************************* |
| * Prototypes |
| ******************************************************************************/ |
| |
| 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_IAP, status); |
| } |
| } |
| |
| /******************************************************************************* |
| * Variables |
| ******************************************************************************/ |
| |
| /******************************************************************************* |
| * Code |
| ******************************************************************************/ |
| |
| /*! |
| * brief Read part identification number. |
| |
| * This function is used to read the part identification number. |
| * |
| * param partID Address to store the part identification number. |
| * |
| * retval #kStatus_IAP_Success Api was executed successfully. |
| */ |
| status_t IAP_ReadPartID(uint32_t *partID) |
| { |
| uint32_t command[5], result[5]; |
| |
| command[0] = kIapCmd_IAP_ReadPartId; |
| iap_entry(command, result); |
| *partID = result[1]; |
| |
| return translate_iap_status(result[0]); |
| } |
| |
| /*! |
| * brief Read boot code version number. |
| |
| * This function is used to read the boot code version number. |
| * |
| * param bootCodeVersion Address to store the boot code version. |
| * |
| * retval #kStatus_IAP_Success Api was executed successfully. |
| |
| * note Boot code version is two 32-bit words. Word 0 is the major version, word 1 is the minor version. |
| */ |
| status_t IAP_ReadBootCodeVersion(uint32_t *bootCodeVersion) |
| { |
| uint32_t command[5], result[5]; |
| |
| command[0] = kIapCmd_IAP_Read_BootromVersion; |
| iap_entry(command, result); |
| bootCodeVersion[0] = result[1]; |
| bootCodeVersion[1] = result[2]; |
| |
| return translate_iap_status(result[0]); |
| } |
| |
| /*! |
| * brief Reinvoke ISP |
| |
| * This function is used to invoke the boot loader in ISP mode. It maps boot vectors and configures the |
| * peripherals for ISP. |
| * |
| * param ispTyoe ISP type selection. |
| * param status store the possible status |
| * |
| * retval #kStatus_IAP_ReinvokeISPConfig reinvoke configuration error. |
| |
| * note The error response is returned if IAP is disabled, or if there is an invalid ISP type selection. When |
| * there is no error the call does not return, so there can be no status code. |
| */ |
| void IAP_ReinvokeISP(uint8_t ispType, uint32_t *status) |
| { |
| uint32_t command[5], result[5]; |
| uint8_t ispParameterArray[8]; |
| |
| command[0] = kIapCmd_IAP_ReinvokeISP; |
| memset(ispParameterArray, 0, sizeof(uint8_t) * 8); |
| ispParameterArray[1] = ispType; |
| ispParameterArray[7] = ispParameterArray[0] ^ ispParameterArray[1] ^ ispParameterArray[2] ^ ispParameterArray[3] ^ |
| ispParameterArray[4] ^ ispParameterArray[5] ^ ispParameterArray[6]; |
| command[1] = (uint32_t)ispParameterArray; |
| iap_entry(command, result); |
| *status = translate_iap_status(result[0]); |
| } |
| |
| /*! |
| * brief Read unique identification. |
| |
| * This function is used to read the unique id. |
| * |
| * param uniqueID store the uniqueID. |
| * |
| * retval #kStatus_IAP_Success Api was executed successfully. |
| */ |
| status_t IAP_ReadUniqueID(uint32_t *uniqueID) |
| { |
| uint32_t command[5], result[5]; |
| |
| command[0] = kIapCmd_IAP_ReadUid; |
| iap_entry(command, result); |
| uniqueID[0] = result[1]; |
| uniqueID[1] = result[2]; |
| uniqueID[2] = result[3]; |
| uniqueID[3] = result[4]; |
| |
| return translate_iap_status(result[0]); |
| } |
| |
| /*! |
| * brief Read factory settings. |
| |
| * This function reads the factory settings for calibration registers. |
| * |
| * param dstRegAddr Address of the targeted calibration register. |
| * param factoryValue Store the factory value |
| * |
| * retval #kStatus_IAP_Success Api was executed successfully. |
| * retval #kStatus_IAP_ParamError Param0 is not one of the supported calibration registers |
| */ |
| status_t IAP_ReadFactorySettings(uint32_t dstRegAddr, uint32_t *factoryValue) |
| { |
| uint32_t command[5], result[5]; |
| |
| command[0] = kIapCmd_IAP_ReadFactorySettings; |
| command[1] = dstRegAddr; |
| iap_entry(command, result); |
| *factoryValue = result[1]; |
| |
| return translate_iap_status(result[0]); |
| } |
| |
| /*! |
| * brief Prepare sector for write operation |
| |
| * This function prepares sector(s) for write/erase operation. This function must be |
| * called before calling the IAP_CopyRamToFlash() or IAP_EraseSector() or |
| * IAP_ErasePage() function. The end sector must be greater than or equal to |
| * start sector number. |
| * |
| * param startSector Start sector number. |
| * param endSector End sector number. |
| * |
| * retval #kStatus_IAP_Success Api was executed successfully. |
| * retval #kStatus_IAP_NoPower Flash memory block is powered down. |
| * retval #kStatus_IAP_NoClock Flash memory block or controller is not clocked. |
| * retval #kStatus_IAP_InvalidSector Sector number is invalid or end sector number |
| * is greater than start sector number. |
| * retval #kStatus_IAP_Busy Flash programming hardware interface is busy. |
| */ |
| status_t IAP_PrepareSectorForWrite(uint32_t startSector, uint32_t endSector) |
| { |
| uint32_t command[5], result[5]; |
| |
| command[0] = kIapCmd_IAP_PrepareSectorforWrite; |
| command[1] = startSector; |
| command[2] = endSector; |
| iap_entry(command, result); |
| |
| return translate_iap_status(result[0]); |
| } |
| |
| /*! |
| * brief Copy RAM to flash. |
| |
| * This function programs the flash memory. Corresponding sectors must be prepared |
| * via IAP_PrepareSectorForWrite before calling calling this function. The addresses |
| * should be a 256 byte boundary and the number of bytes should be 256 | 512 | 1024 | 4096. |
| * |
| * param dstAddr Destination flash address where data bytes are to be written. |
| * param srcAddr Source ram address from where data bytes are to be read. |
| * param numOfBytes Number of bytes to be written. |
| * param systemCoreClock SystemCoreClock in Hz. It is converted to KHz before calling the |
| * rom IAP function. |
| * |
| * retval #kStatus_IAP_Success Api was executed successfully. |
| * retval #kStatus_IAP_NoPower Flash memory block is powered down. |
| * retval #kStatus_IAP_NoClock Flash memory block or controller is not clocked. |
| * retval #kStatus_IAP_SrcAddrError Source address is not on word boundary. |
| * retval #kStatus_IAP_DstAddrError Destination address is not on a correct boundary. |
| * retval #kStatus_IAP_SrcAddrNotMapped Source address is not mapped in the memory map. |
| * retval #kStatus_IAP_DstAddrNotMapped Destination address is not mapped in the memory map. |
| * retval #kStatus_IAP_CountError Byte count is not multiple of 4 or is not a permitted value. |
| * retval #kStatus_IAP_NotPrepared Command to prepare sector for write operation was not executed. |
| * retval #kStatus_IAP_Busy Flash programming hardware interface is busy. |
| */ |
| status_t IAP_CopyRamToFlash(uint32_t dstAddr, uint32_t *srcAddr, uint32_t numOfBytes, uint32_t systemCoreClock) |
| { |
| uint32_t command[5], result[5]; |
| |
| command[0] = kIapCmd_IAP_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]); |
| } |
| |
| /*! |
| * brief Erase sector |
| |
| * This function erases sector(s). The end sector must be greater than or equal to |
| * start sector number. IAP_PrepareSectorForWrite must be called before |
| * calling this function. |
| * |
| * param startSector Start sector number. |
| * param endSector End sector number. |
| * param systemCoreClock SystemCoreClock in Hz. It is converted to KHz before calling the |
| * rom IAP function. |
| * |
| * retval #kStatus_IAP_Success Api was executed successfully. |
| * retval #kStatus_IAP_NoPower Flash memory block is powered down. |
| * retval #kStatus_IAP_NoClock Flash memory block or controller is not clocked. |
| * retval #kStatus_IAP_InvalidSector Sector number is invalid or end sector number |
| * is greater than start sector number. |
| * retval #kStatus_IAP_NotPrepared Command to prepare sector for write operation was not executed. |
| * retval #kStatus_IAP_Busy Flash programming hardware interface is busy. |
| */ |
| status_t IAP_EraseSector(uint32_t startSector, uint32_t endSector, uint32_t systemCoreClock) |
| { |
| uint32_t command[5], result[5]; |
| |
| command[0] = kIapCmd_IAP_EraseSector; |
| command[1] = startSector; |
| command[2] = endSector; |
| command[3] = systemCoreClock / HZ_TO_KHZ_DIV; |
| iap_entry(command, result); |
| |
| return translate_iap_status(result[0]); |
| } |
| |
| /*! |
| * This function erases page(s). The end page must be greater than or equal to |
| * start page number. Corresponding sectors must be prepared via IAP_PrepareSectorForWrite |
| * before calling calling this function. |
| * |
| * param startPage Start page number |
| * param endPage End page number |
| * param systemCoreClock SystemCoreClock in Hz. It is converted to KHz before calling the |
| * rom IAP function. |
| * |
| * retval #kStatus_IAP_Success Api was executed successfully. |
| * retval #kStatus_IAP_NoPower Flash memory block is powered down. |
| * retval #kStatus_IAP_NoClock Flash memory block or controller is not clocked. |
| * retval #kStatus_IAP_InvalidSector Page number is invalid or end page number |
| * is greater than start page number |
| * retval #kStatus_IAP_NotPrepared Command to prepare sector for write operation was not executed. |
| * retval #kStatus_IAP_Busy Flash programming hardware interface is busy. |
| */ |
| status_t IAP_ErasePage(uint32_t startPage, uint32_t endPage, uint32_t systemCoreClock) |
| { |
| uint32_t command[5], result[5]; |
| |
| command[0] = kIapCmd_IAP_ErasePage; |
| command[1] = startPage; |
| command[2] = endPage; |
| command[3] = systemCoreClock / HZ_TO_KHZ_DIV; |
| iap_entry(command, result); |
| |
| return translate_iap_status(result[0]); |
| } |
| |
| /*! |
| * brief Blank check sector(s) |
| * |
| * Blank check single or multiples sectors of flash memory. The end sector must be greater than or equal to |
| * start sector number. It can be used to verify the sector eraseure after IAP_EraseSector call. |
| * |
| * param startSector : Start sector number. Must be greater than or equal to start sector number |
| * param endSector : End sector number |
| * retval #kStatus_IAP_Success One or more sectors are in erased state. |
| * retval #kStatus_IAP_NoPower Flash memory block is powered down. |
| * retval #kStatus_IAP_NoClock Flash memory block or controller is not clocked. |
| * retval #kStatus_IAP_SectorNotblank One or more sectors are not blank. |
| */ |
| status_t IAP_BlankCheckSector(uint32_t startSector, uint32_t endSector) |
| { |
| uint32_t command[5], result[5]; |
| |
| command[0] = kIapCmd_IAP_BlankCheckSector; |
| command[1] = startSector; |
| command[2] = endSector; |
| iap_entry(command, result); |
| |
| return translate_iap_status(result[0]); |
| } |
| |
| /*! |
| * brief Compare memory contents of flash with ram. |
| |
| * This function compares the contents of flash and ram. It can be used to verify the flash |
| * memory contents after IAP_CopyRamToFlash call. |
| * |
| * param dstAddr Destination flash address. |
| * param srcAddr Source ram address. |
| * param numOfBytes Number of bytes to be compared. |
| * |
| * retval #kStatus_IAP_Success Contents of flash and ram match. |
| * retval #kStatus_IAP_NoPower Flash memory block is powered down. |
| * retval #kStatus_IAP_NoClock Flash memory block or controller is not clocked. |
| * retval #kStatus_IAP_AddrError Address is not on word boundary. |
| * retval #kStatus_IAP_AddrNotMapped Address is not mapped in the memory map. |
| * retval #kStatus_IAP_CountError Byte count is not multiple of 4 or is not a permitted value. |
| * retval #kStatus_IAP_CompareError Destination and source memory contents do not match. |
| */ |
| status_t IAP_Compare(uint32_t dstAddr, uint32_t *srcAddr, uint32_t numOfBytes) |
| { |
| uint32_t command[5], result[5]; |
| |
| command[0] = kIapCmd_IAP_Compare; |
| command[1] = dstAddr; |
| command[2] = (uint32_t)srcAddr; |
| command[3] = numOfBytes; |
| iap_entry(command, result); |
| |
| return translate_iap_status(result[0]); |
| } |
| |
| /*! |
| * brief Extended Read signature. |
| |
| * This function calculates the signature value for one or more pages of on-chip flash memory. |
| * |
| * param startPage Start page number. |
| * param endPage End page number. |
| * param numOfStates Number of wait status. |
| * param signature Address to store the signature value. |
| * |
| * retval #kStatus_IAP_Success Api was executed successfully. |
| */ |
| status_t IAP_ExtendedFlashSignatureRead(uint32_t startPage, uint32_t endPage, uint32_t numOfState, uint32_t *signature) |
| { |
| uint32_t command[5], result[5]; |
| |
| command[0] = kIapCmd_IAP_ExtendedReadSignature; |
| command[1] = startPage; |
| command[2] = endPage; |
| command[3] = numOfState; |
| command[4] = 0; |
| iap_entry(command, result); |
| signature[0] = result[4]; |
| signature[1] = result[3]; |
| signature[2] = result[2]; |
| signature[3] = result[1]; |
| |
| return translate_iap_status(result[0]); |
| } |
| |
| /*! |
| * @brief Read flash signature |
| * |
| * This funtion is used to obtain a 32-bit signature value of the entire flash memory. |
| * |
| * @param signature Address to store the 32-bit generated signature value. |
| * |
| * @retval #kStatus_IAP_Success Api was executed successfully. |
| */ |
| status_t IAP_ReadFlashSignature(uint32_t *signature) |
| { |
| uint32_t command[5], result[5]; |
| |
| command[0] = kIapCmd_IAP_ReadSignature; |
| iap_entry(command, result); |
| *signature = result[1]; |
| |
| return translate_iap_status(result[0]); |
| } |
| |
| /*! |
| * brief Read EEPROM page. |
| |
| * This function is used to read given page of EEPROM into the memory provided. |
| * |
| * param pageNumber EEPROM page number. |
| * param dstAddr Memory address to store the value read from EEPROM. |
| * param systemCoreClock Current core clock frequency in kHz. |
| * |
| * retval #kStatus_IAP_Success Api was executed successfully. |
| * retval #kStatus_IAP_InvalidSector Sector number is invalid. |
| * retval #kStatus_IAP_SrcAddrNotMapped Source address is not mapped in the memory map. |
| * |
| * note Value 0xFFFFFFFF of systemCoreClock will retain the timing and clock settings for |
| * EEPROM] |
| */ |
| status_t IAP_ReadEEPROMPage(uint32_t pageNumber, uint32_t *dstAddr, uint32_t systemCoreClock) |
| { |
| uint32_t command[5], result[5]; |
| |
| command[0] = kIapCmd_IAP_ReadEEPROMPage; |
| command[1] = pageNumber; |
| command[2] = (uint32_t)dstAddr; |
| command[3] = systemCoreClock / HZ_TO_KHZ_DIV; |
| iap_entry(command, result); |
| |
| return translate_iap_status(result[0]); |
| } |
| |
| /*! |
| * brief Write EEPROM page. |
| |
| * This function is used to write given data in the provided memory to a page of EEPROM. |
| * |
| * param pageNumber EEPROM page number. |
| * param srcAddr Memory address holding data to be stored on to EEPROM page. |
| * param systemCoreClock Current core clock frequency in kHz. |
| * |
| * retval #kStatus_IAP_Success Api was executed successfully. |
| * retval #kStatus_IAP_InvalidSector Sector number is invalid. |
| * retval #kStatus_IAP_SrcAddrNotMapped Source address is not mapped in the memory map. |
| * |
| * note Value 0xFFFFFFFF of systemCoreClock will retain the timing and clock settings for |
| * EEPROM] |
| */ |
| status_t IAP_WriteEEPROMPage(uint32_t pageNumber, uint32_t *srcAddr, uint32_t systemCoreClock) |
| { |
| uint32_t command[5], result[5]; |
| |
| command[0] = kIapCmd_IAP_WriteEEPROMPage; |
| command[1] = pageNumber; |
| command[2] = (uint32_t)srcAddr; |
| command[3] = systemCoreClock / HZ_TO_KHZ_DIV; |
| iap_entry(command, result); |
| |
| return translate_iap_status(result[0]); |
| } |