127 lines
3.6 KiB
C
127 lines
3.6 KiB
C
#include "inflash.h"
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#include "stm32l4xx_hal.h"
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#include "pdebug.h"
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#include "assertions.h"
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config_info g_stConfigInfo={
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.flag_head = FLAG_SAVE_INFLASH_HEAD,
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.addr = 0x30, /* 默认地址 */
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.uart_baud = 9600, /* 默认波特率 */
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.speed_average_time = 600, /* 默认10分钟平均风速 */
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.temp_hum_update_time = 600, /* 温湿度更新时间 */
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.flag_end = FLAG_SAVE_INFLASH_END,
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};
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/**
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* @brief 擦除多页flash
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* @param
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* @retval
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*/
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void InFlash_Erase_Pages(u_int16_t PageBeginNum, u_int16_t NbPages)
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{
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FLASH_EraseInitTypeDef EraseInitStruct;
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u_int32_t PAGEError = 0;
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EraseInitStruct.Banks = FLASH_BANK_2;
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EraseInitStruct.TypeErase = FLASH_TYPEERASE_PAGES;
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EraseInitStruct.Page = PageBeginNum;
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EraseInitStruct.NbPages = NbPages;
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if (HAL_FLASHEx_Erase(&EraseInitStruct, &PAGEError) != HAL_OK)
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{
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log_error("inflash erase error!");
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}
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}
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/**
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* @brief 写数据
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* @param
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* @retval
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*/
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void InFlash_Write(u_int32_t addr, u_int64_t *pBuffer,u_int32_t NumToWrite)
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{
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int i = 0;
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while( i < NumToWrite){
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if (HAL_FLASH_Program(FLASH_TYPEPROGRAM_DOUBLEWORD, addr, pBuffer[i]) != HAL_OK){
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// log_error("inflash write error!");
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return;
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}else{
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addr += 8;
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i++;
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}
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}
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}
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/**
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* @brief 存入配置信息
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* @param
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* @retval
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*/
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void save_config_info(config_info save_config_info)
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{
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HAL_FLASH_Unlock();
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InFlash_Write(STM32_INFLASH_SAVE_ADDR_BEGIN, (u_int64_t*)&save_config_info, (sizeof(save_config_info)+7)/8);
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InFlash_Erase_Pages(STM32_INFLASH_SAVE_PAGE, 1);
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InFlash_Write(STM32_INFLASH_SAVE_ADDR_BEGIN, (u_int64_t*)&save_config_info, (sizeof(save_config_info)+7)/8);
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HAL_FLASH_Lock();
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}
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/**
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* @brief 读取配置信息
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* @param
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* @retval
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*/
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BOOL read_config_info()
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{
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config_info temp_config_info={0x00};
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memcpy((u_int8_t*)&temp_config_info,(u_int8_t*) STM32_INFLASH_SAVE_ADDR_BEGIN, sizeof(config_info));
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// term_printf("%d", temp_config_info.addr);
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if((temp_config_info.flag_head == FLAG_SAVE_INFLASH_HEAD) && (temp_config_info.flag_end == FLAG_SAVE_INFLASH_END)){
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memcpy((u_int8_t*)&g_stConfigInfo, (u_int8_t*)&temp_config_info, sizeof(config_info));
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// term_printf("Addr:%d, speed_average_time:%dmin\r\n", g_stConfigInfo.addr, g_stConfigInfo.speed_average_time);
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return TRUE;
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}
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// term_printf("!get config info from inflash error,use default parameter.\r\n");
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// term_printf("Addr:%d, speed_average_time:%dmin\r\n", g_stConfigInfo.addr, g_stConfigInfo.speed_average_time);
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return FALSE;
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}
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/**
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* @brief 删除配置信息
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* @param
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* @retval
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*/
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void delete_config_info()
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{
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config_info delete_config_info = {0};
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HAL_FLASH_Unlock();
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InFlash_Write(STM32_INFLASH_SAVE_ADDR_BEGIN, (u_int64_t*)&delete_config_info, (sizeof(delete_config_info)+7)/8);
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InFlash_Erase_Pages(STM32_INFLASH_SAVE_PAGE, 1);
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InFlash_Write(STM32_INFLASH_SAVE_ADDR_BEGIN, (u_int64_t*)&delete_config_info, (sizeof(delete_config_info)+7)/8);
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HAL_FLASH_Lock();
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}
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#if 0
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/**
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* @brief 测试
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* @param
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* @retval
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*/
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u_int8_t buff[100]={0x00};
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void TEST_config_info()
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{
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g_stConfigInfo.x_angle_adjust = 2;
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g_stConfigInfo.y_angle_adjust =3;
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save_config_info(g_stConfigInfo);
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memcpy(buff,(u_int8_t*) STM32_INFLASH_SAVE_ADDR_BEGIN, sizeof(g_stConfigInfo));
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}
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#endif
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