72 lines
2.0 KiB
C
72 lines
2.0 KiB
C
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/*
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* drv_flash.c
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*
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* Created on: 2025年4月8日
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* Author: 22332
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*/
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#include "drv_flash.h"
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#define FTFx_DPHRASE_SIZE 0x0010U
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#define BUFFER_SIZE 24u /* Size of data source */
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#define EFM_SECTOR_VENDOR_DATA_NUM (31U) // 诊断数据存储区
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#define SECTOR_SIZE (0x400UL)
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#define SECTOR_ADDR(x) (uint32_t)(SECTOR_SIZE * (x))
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flash_ssd_config_t flashSSDConfig;
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status_t ret; /* Store the driver APIs return code */
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uint32_t failAddr;
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/* Function declarations */
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void bsp_drv_flash_init(void)
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{
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ret = FLASH_DRV_Init(&Flash_InitConfig0, &flashSSDConfig);
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DEV_ASSERT(STATUS_SUCCESS == ret);
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}
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void bsp_drv_flash_write(uint8_t * write_buffer,uint32_t address)
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{
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ret = FLASH_DRV_EraseSector(&flashSSDConfig, address, FEATURE_FLS_DF_BLOCK_SECTOR_SIZE);
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DEV_ASSERT(STATUS_SUCCESS == ret);
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/* Disable Callback */
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flashSSDConfig.CallBack = NULL_CALLBACK;
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/* Verify the erase operation at margin level value of 1, user read */
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ret = FLASH_DRV_VerifySection(&flashSSDConfig, address, 256 / FTFx_DPHRASE_SIZE, 1u);
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DEV_ASSERT(STATUS_SUCCESS == ret);
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/* Write some data to the erased PFlash sector */
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ret = FLASH_DRV_Program(&flashSSDConfig, address, BUFFER_SIZE, write_buffer);
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DEV_ASSERT(STATUS_SUCCESS == ret);
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/* Verify the program operation at margin level value of 1, user margin */
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ret = FLASH_DRV_ProgramCheck(&flashSSDConfig, address, BUFFER_SIZE, write_buffer, &failAddr, 1u);
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DEV_ASSERT(STATUS_SUCCESS == ret);
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}
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uint16_t bsp_drv_flash_read_byte(volatile uint8_t * flashPtr,uint8_t *buffer, uint32_t length)
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{
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while (0UL != length) {
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*(buffer++) = *(flashPtr++);
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length--;
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}
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return 0;
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}
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uint16_t bsp_drv_get_vendor_data(uint8_t *buffer, uint32_t length)
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{
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uint32_t u32Addr = 0x10000000;
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u32Addr += SECTOR_ADDR(EFM_SECTOR_VENDOR_DATA_NUM);
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__IO uint8_t *pu8Buf = (uint8_t *)u32Addr;
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while (0UL != length) {
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*(buffer++) = *(pu8Buf++);
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length--;
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}
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return 0;
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}
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