181 lines
6.1 KiB
C
181 lines
6.1 KiB
C
#include "../main/SystemInclude.h"
|
||
|
||
//擦除一页扇区(只操作需要操作的扇区)如果仅擦除1个页面，则Endpage与Startpage相同。
|
||
void FLASH_Erase_Data_Page(u8 UserPage)
|
||
{
|
||
u32 flashAddr = FLASH_PAGE_29;
|
||
switch(UserPage)
|
||
{
|
||
case USER_DCOEF_TAG_PAGE:flashAddr= USER_DCOEF_TAG_ADDR; break;
|
||
case USER_PARAMS_PAGE :flashAddr= USER_PARAMS_ADDR ; break;
|
||
case VENDER_PARAMS_PAGE :flashAddr= VENDER_PARAMS_ADDR ; break;
|
||
default : return;
|
||
}
|
||
if(LHL_FLASH_Erase(flashAddr, flashAddr, LHL_LNG_TIMEOUT) != LHL_OK)
|
||
{
|
||
while(1);
|
||
}
|
||
}
|
||
|
||
|
||
//按整页写入
|
||
void FLASH_Write_Data_Page(u8 UserPage, void *pBuffer, u32 byteSize)
|
||
{
|
||
//1 地址映射
|
||
uint32_t flashAddr = 0;
|
||
switch(UserPage)
|
||
{
|
||
case USER_DCOEF_TAG_PAGE: flashAddr = USER_DCOEF_TAG_ADDR ; break;
|
||
case USER_PARAMS_PAGE : flashAddr = USER_PARAMS_ADDR ; break;
|
||
case VENDER_PARAMS_PAGE : flashAddr = VENDER_PARAMS_ADDR ; break;
|
||
default : return;
|
||
}
|
||
//2 向上对齐到 4 字节
|
||
u32 wordCount = (byteSize + 3U)/4U; // 等价于 ((byteSize + 3) & ~3) / 4
|
||
//3 限制不超过一页（word 数）
|
||
if (wordCount > FLASH_PAGE_SIZE/4U) wordCount = FLASH_PAGE_SIZE/4U;
|
||
//4 写入
|
||
if(LHL_FLASH_Program(flashAddr ,(u32 *)pBuffer, (u16)wordCount, LHL_LNG_TIMEOUT) != LHL_OK)
|
||
{
|
||
while(1);
|
||
}
|
||
}
|
||
|
||
|
||
|
||
|
||
//Application ******************************************************************
|
||
//API
|
||
// 定义指向固定地址的指针
|
||
volatile u8 * const USER_PARAMS = (u8*)USER_PARAMS_ADDR;
|
||
volatile u8 * const VENDER_PARAMS = (u8*)VENDER_PARAMS_ADDR;
|
||
volatile u8 * const CORRECT_DATA = (u8 *)CORRECT_DATA_ADDR;
|
||
volatile u8 * const CORRECT2_DATA = (u8 *)CORRECT2_DATA_ADDR;
|
||
|
||
// 通用参数读取函数
|
||
void ReadParameterFromFlash( void *value,u16 offset, u8 size ,u8 UserPage )
|
||
{
|
||
if(offset + size <= FLASH_PAGE_BYTE_SIZE) //不超过一页大小
|
||
{
|
||
switch(UserPage)
|
||
{
|
||
case USER_PARAMS_PAGE :memcpy(value,(void*)&USER_PARAMS[offset] , size);break; //读用户数据页
|
||
case VENDER_PARAMS_PAGE :memcpy(value,(void*)&VENDER_PARAMS[offset], size);break; //读厂家数据页
|
||
default : break ;
|
||
}
|
||
}
|
||
}
|
||
|
||
|
||
//APP
|
||
u8 mucSaveParams; //Flash状态标志
|
||
u8 munWriteParams;//Flash写寄存器参数标志
|
||
|
||
#define ParamsBufSize FLASH_PAGE_BYTE_SIZE/4u //4K大小(缓冲区不够了用的1K)
|
||
u8 unParamsBuf[ParamsBufSize]; //用于按byte存储flash页中间缓冲
|
||
/* 保存系统参数(整合到一起批量传入) */
|
||
void SaveSysParams(void)
|
||
{
|
||
if(munWriteParams == WP_NOT) return;//不写寄存器
|
||
//0- 是否恢复默认值
|
||
if(munWriteParams == WP_DEF)//寄存器恢复默认值
|
||
{
|
||
mucSaveParams = PARAMS_ING;//写入中
|
||
memcpy(unParamsBuf, (void*)VENDER_PARAMS, ParamsBufSize);//从Flash出厂数据页装填unParamsBuf
|
||
FLASH_Erase_Data_Page(USER_PARAMS_PAGE);//擦除用户数据页
|
||
FLASH_Write_Data_Page(USER_PARAMS_PAGE, unParamsBuf, ParamsBufSize);//将unParamsBuf写入用户数据页
|
||
munWriteParams = WP_NOT; //恢复无写入状态
|
||
mucSaveParams = PARAMS_COMPL;//Flash写入完成
|
||
}
|
||
|
||
//1- 准备需要写入的FLASH数据
|
||
//1-1 从Flash更新一下历史参数
|
||
memcpy(unParamsBuf, (void*)USER_PARAMS, ParamsBufSize);
|
||
//1-2 为unParamsBuf传入可修改部分的新值
|
||
memcpy((void *)&unParamsBuf[OFFSET_AIR], &offsetAir, OFFSET_AIR_WIDTH);
|
||
memcpy((void *)&unParamsBuf[OFFSET_GAS], &offsetGas, OFFSET_GAS_WIDTH);
|
||
|
||
memcpy((void *)&unParamsBuf[SERIES_BASE+SENSOR_SN_WIDTH*1],&meterSN1,SENSOR_SN_WIDTH);
|
||
memcpy((void *)&unParamsBuf[SERIES_BASE+SENSOR_SN_WIDTH*2],&meterSN2,SENSOR_SN_WIDTH);
|
||
memcpy((void *)&unParamsBuf[SERIES_BASE+SENSOR_SN_WIDTH*3],&meterSN3,SENSOR_SN_WIDTH);
|
||
memcpy((void *)&unParamsBuf[SERIES_BASE+SENSOR_SN_WIDTH*4],&meterSN4,SENSOR_SN_WIDTH);
|
||
memcpy((void *)&unParamsBuf[SERIES_BASE+SENSOR_SN_WIDTH*5],&meterSN5,SENSOR_SN_WIDTH);
|
||
memcpy((void *)&unParamsBuf[SERIES_BASE+SENSOR_SN_WIDTH*6],&meterSN6,SENSOR_SN_WIDTH);
|
||
|
||
|
||
|
||
|
||
//......
|
||
//2- 开始写入Flash
|
||
//写厂家及用户区
|
||
if(munWriteParams == WP_VENDER)
|
||
{
|
||
FLASH_Erase_Data_Page(USER_PARAMS_PAGE);//擦除指定页
|
||
FLASH_Write_Data_Page(USER_PARAMS_PAGE,unParamsBuf, ParamsBufSize);//按页写入
|
||
FLASH_Erase_Data_Page(VENDER_PARAMS_PAGE);//擦除指定页
|
||
FLASH_Write_Data_Page(VENDER_PARAMS_PAGE,unParamsBuf, ParamsBufSize);//按页写入
|
||
}
|
||
//写用户区
|
||
else if(munWriteParams == WP_USER)
|
||
{
|
||
FLASH_Erase_Data_Page(USER_PARAMS_PAGE);//擦除指定页
|
||
FLASH_Write_Data_Page(USER_PARAMS_PAGE,unParamsBuf, ParamsBufSize);//按页写入
|
||
}
|
||
//写二次修正区
|
||
else if(munWriteParams == WP_DCOEF_TAG)
|
||
{
|
||
|
||
}
|
||
munWriteParams = WP_NOT;//恢复无写入状态
|
||
mucSaveParams = PARAMS_COMPL;//Flash写入完成
|
||
}
|
||
|
||
|
||
|
||
/******************************************************************************/
|
||
/* 写校准到指定页的FLASH数据，每次传输一帧内的数量 */
|
||
void FLASH_Write_Calib_Data_ToFlash(u16 FrameN, u8 *pBuffer )
|
||
{
|
||
u32 ADDR;
|
||
ADDR = FrameN * CALIB_WIDTH + CORRECT_DATA_ADDR;
|
||
if((ADDR&0x0FFF) == 0x000)LHL_FLASH_Erase(ADDR,ADDR,LHL_LNG_TIMEOUT);//ADDR跨页即ADDR为页首地址
|
||
|
||
if(ADDR >(CORRECT_DATA_ADDR+CALIB_REAL_SIZE)) MBBuf.BusError = SLAVE_DEVICE_FAILURE;
|
||
|
||
|
||
LHL_FLASH_Program(ADDR,(u32 *)pBuffer,CALIB_WIDTH/4u ,LHL_LNG_TIMEOUT);
|
||
}
|
||
|
||
/* 写校准到指定页的FLASH数据，每次传输一帧内的数量*/
|
||
void FLASH_Write_Calib2_Data_ToFlash(u16 FrameN, u8 *pBuffer )
|
||
{
|
||
u32 ADDR;
|
||
ADDR = FrameN * CALIB_WIDTH + CORRECT2_DATA_ADDR;
|
||
if((ADDR&0x0FFF) == 0x000)LHL_FLASH_Erase(ADDR,ADDR,LHL_LNG_TIMEOUT);//ADDR跨页即ADDR为页首地址
|
||
|
||
if(ADDR >(CORRECT2_DATA_ADDR+CALIB_REAL_SIZE))MBBuf.BusError = SLAVE_DEVICE_FAILURE;
|
||
LHL_FLASH_Program(ADDR,(u32*)pBuffer ,CALIB_WIDTH/4u ,LHL_LNG_TIMEOUT );
|
||
}
|
||
|
||
|
||
/******************************************************************************/
|
||
/* 按页读校准区域数据*/
|
||
void ReadCalibDataFromFlash(u32 frameN , u8 *data ,u16 size )
|
||
{
|
||
memcpy(data,(void*)&CORRECT_DATA[frameN*size], size);
|
||
}
|
||
|
||
void ReadCalib2DataFromFlash(u32 frameN , u8 *data ,u16 size )
|
||
{
|
||
memcpy(data,(void*)&CORRECT2_DATA[frameN*size], size);
|
||
}
|
||
|
||
/******************************************************************************/
|
||
/* 按索引读取校准区域数据*/
|
||
void ReadDataFromFlash(u32 offset , u8 *data ,u16 size )
|
||
{
|
||
memcpy(data,(void*)&CORRECT_DATA[offset], size);
|
||
// if(offsetAir)memcpy(data,(void*)&CORRECT_DATA[offset], size);
|
||
// else memcpy(data,(void*)&CORRECT2_DATA[offset], size);
|
||
}
|