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80 lines
2.5 KiB
80 lines
2.5 KiB
#include <stdio.h>
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#include <string.h>
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#include "flash_map.hpp"
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#include "main.h"
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#include "project_configs.h"
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static uint32_t m_sector_num = 0;
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namespace iflytop {
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uint32_t* zsimple_flash_get_add(int sector_num) {
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switch (sector_num) {
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case 0:
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return (uint32_t*)Z_FLASH_SECTOR_00_ADDR;
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case 1:
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return (uint32_t*)Z_FLASH_SECTOR_01_ADDR;
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case 2:
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return (uint32_t*)Z_FLASH_SECTOR_02_ADDR;
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case 3:
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return (uint32_t*)Z_FLASH_SECTOR_03_ADDR;
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case 4:
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return (uint32_t*)Z_FLASH_SECTOR_04_ADDR;
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case 5:
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return (uint32_t*)Z_FLASH_SECTOR_05_ADDR;
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case 6:
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return (uint32_t*)Z_FLASH_SECTOR_06_ADDR;
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case 7:
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return (uint32_t*)Z_FLASH_SECTOR_07_ADDR;
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case 8:
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return (uint32_t*)Z_FLASH_SECTOR_08_ADDR;
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case 9:
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return (uint32_t*)Z_FLASH_SECTOR_09_ADDR;
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case 10:
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return (uint32_t*)Z_FLASH_SECTOR_10_ADDR;
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case 11:
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return (uint32_t*)Z_FLASH_SECTOR_11_ADDR;
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default:
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assert_param(0);
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}
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return 0;
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}
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static HAL_StatusTypeDef pri_earse_sector() {
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HAL_StatusTypeDef status;
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uint32_t sector_error_point;
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FLASH_EraseInitTypeDef flash_erase_structer = {
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//
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.TypeErase = FLASH_TYPEERASE_SECTORS, //
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.Sector = m_sector_num, //
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.NbSectors = 1, //
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.VoltageRange = FLASH_VOLTAGE_RANGE_3 //
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};
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HAL_FLASH_Unlock(); // 解锁
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__HAL_FLASH_CLEAR_FLAG(FLASH_FLAG_EOP | FLASH_FLAG_OPERR | FLASH_FLAG_WRPERR | FLASH_FLAG_PGAERR | FLASH_FLAG_PGPERR | FLASH_FLAG_PGSERR); // 清除一些错误标志
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status = HAL_FLASHEx_Erase(&flash_erase_structer, §or_error_point);
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HAL_FLASH_Lock(); // 上锁
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return status;
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}
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void zsimple_flash_init(uint32_t sector_num) { m_sector_num = sector_num; }
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void zsimple_flash_read(uint8_t* data, size_t len) { memcpy(data, zsimple_flash_get_add(m_sector_num), len); }
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void zsimple_flash_write(const uint8_t* data, size_t len) {
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pri_earse_sector();
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uint32_t* from = (uint32_t*)data;
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uint32_t* to = (uint32_t*)zsimple_flash_get_add(m_sector_num);
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uint32_t writesize = len / 4;
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//HAL_StatusTypeDef status;
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HAL_FLASH_Unlock(); // 解锁
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for (size_t i = 0; i < writesize; i++) {
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//status =
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HAL_FLASH_Program(FLASH_TYPEPROGRAM_WORD, (uint32_t)to, *from);
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from++;
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to++;
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}
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HAL_FLASH_Lock(); // 上锁
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}
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} // namespace iflytop
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