/*******************************************************************************************************
*
* 函数名称:
*
* 函数功能:
*
* 入口参数:
*
* 出口参数: 无
*
* 说明:
*
*******************************************************************************************************/
void FlashWRDPUnlock(void)
{
uint32_t rt;
FlagStatus RDP_state;
FLASH_Status Flash_state;
uint32_t optcr_byte;
//如果匹配，进行Flash的读写解锁
FLASH_ClearFlag(FLASH_FLAG_EOP|FLASH_FLAG_OPERR|FLASH_FLAG_WRPERR| FLASH_FLAG_PGAERR | FLASH_FLAG_PGPERR|FLASH_FLAG_PGSERR);
FLASH_Unlock();
FLASH_OB_Unlock();
FLASH_ClearFlag(FLASH_FLAG_EOP|FLASH_FLAG_OPERR|FLASH_FLAG_WRPERR| FLASH_FLAG_PGAERR | FLASH_FLAG_PGPERR|FLASH_FLAG_PGSERR);
rt = FLASH_OB_GetWRP();
do
{
//FlashWRPLock(WRITE, WRP_Sector_All);
FLASH_OB_WRPConfig(WRP_Sector_All, DISABLE); //开启写保护
}while(FLASH_OB_Launch() != FLASH_COMPLETE);
rt = FLASH_OB_GetWRP();
RDP_state = FLASH_OB_GetRDP();
do
{
FLASH_OB_RDPConfig(OB_RDP_Level_0);//关闭读保护
}while(FLASH_OB_Launch() != FLASH_COMPLETE);
RDP_state = FLASH_OB_GetRDP();
FLASH_OB_Lock();
FLASH_Lock();
}
bool writeEEPROM(void)
{
// Generate compile time error if the config does not fit in the reserved area of flash.
BUILD_BUG_ON(sizeof(master_t) > FLASH_TO_RESERVE_FOR_CONFIG);
FLASH_Status status = 0;
uint32_t wordOffset;
int8_t attemptsRemaining = 3;
bool changed;
// prepare checksum/version constants
masterConfig.version = EEPROM_CONF_VERSION;
masterConfig.size = sizeof(master_t);
masterConfig.magic_be = 0xBE;
masterConfig.magic_ef = 0xEF;
masterConfig.chk = 0; // erase checksum before recalculating
masterConfig.chk = calculateChecksum((const uint8_t *) &masterConfig, sizeof(master_t));
changed = (memcmp((const master_t *)CONFIG_START_FLASH_ADDRESS, &masterConfig, sizeof(master_t)) != 0);
// write it
if(changed) {
FLASH_Unlock();
while (attemptsRemaining--) {
#ifdef STM32F303
FLASH_ClearFlag(FLASH_FLAG_EOP | FLASH_FLAG_PGERR | FLASH_FLAG_WRPERR);
#endif
#ifdef STM32F10X
FLASH_ClearFlag(FLASH_FLAG_EOP | FLASH_FLAG_PGERR | FLASH_FLAG_WRPRTERR);
#endif
for (wordOffset = 0; wordOffset < sizeof(master_t); wordOffset += 4) {
if (wordOffset % FLASH_PAGE_SIZE == 0) {
status = FLASH_ErasePage(CONFIG_START_FLASH_ADDRESS + wordOffset);
if (status != FLASH_COMPLETE) {
break;
}
}
status = FLASH_ProgramWord(CONFIG_START_FLASH_ADDRESS + wordOffset,
*(uint32_t *) ((char *) &masterConfig + wordOffset));
if (status != FLASH_COMPLETE) {
break;
}
}
if (status == FLASH_COMPLETE) {
break;
}
}
FLASH_Lock();
// Flash write failed - just die now
if (status != FLASH_COMPLETE || !isEEPROMContentValid()) {
failureMode(10);
}
}
return changed;
}
// Initialise EEPROM hardware
void eeprom_init_hw(void)
{
// unlock flash
FLASH_Unlock();
// Clear Flags
FLASH_ClearFlag(FLASH_FLAG_PGERR |FLASH_FLAG_WRPERR|FLASH_FLAG_EOP);
uint8_t mirror;
uint16_t page;
uint32_t addr;
// Read pages status
eFEE_STATUS pages_status[FEE_MIRROR_NUMBER];
eFEE_STATUS status;
for(page = 0; page < FEE_SECTORS; page++)
{
fee_pages_map[page] = 0xFF;
for(mirror = 0; mirror < FEE_MIRROR_NUMBER; mirror++)
{
addr = FEE_BASE_ADDRESS + FEE_EEPROM_SIZE * mirror + FEE_SECTOR_SIZE * page;
status = *(uint16_t *)(addr);
pages_status[mirror] = status;
if((status == eFEE_PAGE_VALID) && (fee_pages_map[page] == 0xFF))
{
fee_pages_map[page] = mirror;
}
else if(status != eFEE_PAGE_ERASED)
{
if(FLASH_ErasePage(addr) == FLASH_COMPLETE)
pages_status[mirror] = eFEE_PAGE_ERASED;
else
{
FLASH_ClearFlag(FLASH_FLAG_PGERR |FLASH_FLAG_WRPERR|FLASH_FLAG_EOP);
pages_status[mirror] = eFEE_PAGE_INVALID;
}
}
}
if(fee_pages_map[page] == 0xFF) // No Valid mirror
for(mirror = 0; mirror < FEE_MIRROR_NUMBER; mirror++)
{
if(pages_status[mirror] == eFEE_PAGE_ERASED)
{
addr = FEE_BASE_ADDRESS + FEE_EEPROM_SIZE * mirror + FEE_SECTOR_SIZE * page;
if(FLASH_ProgramHalfWord(addr, eFEE_PAGE_VALID) == FLASH_COMPLETE)
{
fee_pages_map[page] = mirror;
break;
}
else
FLASH_ClearFlag(FLASH_FLAG_PGERR |FLASH_FLAG_WRPERR|FLASH_FLAG_EOP);
}
}
}
}
/***************************
Function : Erase the internal Flash data
Input :- start address
- Number of page
Output: return the FLASH status
***************************/
u16 Flash_EEPROM_ErasePage( u32 Start_Address, u16 No_of_Size)
{
FLASH_Unlock();
FLASHStatus=FLASH_COMPLETE;
FLASH_EEPROM_ProgramStatus= PASSED;
Flash_EEPROM_Nb_Of_Page= No_of_Size; //
/*Clear all the flash */
FLASH_ClearFlag(FLASH_FLAG_BSY | FLASH_FLAG_EOP | FLASH_FLAG_PGERR | FLASH_FLAG_WRPRTERR | FLASH_FLAG_OPTERR);
/*erase the page*/
for(EraseCounter=0; EraseCounter<Flash_EEPROM_Nb_Of_Page; EraseCounter++)
{
FLASHStatus = FLASH_ErasePage(Start_Address +(FL_EEPROM_PageSize* EraseCounter));
if (FLASHStatus != FLASH_COMPLETE)
{
return FLASHStatus;
}
}
FLASH_Lock();
return FLASHStatus;
}
int write_whole_poweroff_info_tbl(struct poweroff_info_st *data)
{
u32 *ps, *pd;
int i;
FLASH_Status status;
if (NULL == data)
return -RT_ERROR;
FLASH_Unlock();
/* Clear pending flags (if any) */
FLASH_ClearFlag(FLASH_FLAG_EOP | FLASH_FLAG_OPTERR | FLASH_FLAG_WRPRTERR |
FLASH_FLAG_PGERR | FLASH_FLAG_BSY);
status = FLASH_ErasePage((rt_uint32_t)POWEROFF_INFO_TBL_BASE_OF_FLASH); /* wait for complete in FLASH_ErasePage() */
if (FLASH_COMPLETE != status)
while(1); //return status;
ps = (u32 *)data;
pd = (u32 *)POWEROFF_INFO_TBL_BASE_OF_FLASH;
for (i=0; i < RT_ALIGN(POWEROFF_INFO_TBL_SIZE_OF_FLASH, 4)/4; i++) {
status = FLASH_ProgramWord((u32)pd, *ps); /* wait for complete in FLASH_ProgramWord() */
if (FLASH_COMPLETE != status)
while(1); //return status;
++pd;
++ps;
}
FLASH_Lock();
return FLASH_COMPLETE;
}
u8* bsp_Firmware_Write(u8* writebuffer,u32 writeaddress,u16 writelength)
{
u8 status=0;
u16 index=0;
SleepTime=0;
FLASH_Unlock(); //解锁
FLASH_DataCacheCmd(DISABLE);//FLASH擦除期间,必须禁止数据缓存
FLASH_ClearFlag(FLASH_FLAG_EOP|FLASH_FLAG_OPERR|FLASH_FLAG_WRPERR| FLASH_FLAG_PGAERR | FLASH_FLAG_PGPERR|FLASH_FLAG_PGSERR);
__set_PRIMASK(1);
for(index=0;index<writelength;index++)
{
status=FLASH_ProgramByte(writeaddress+index,writebuffer[index]);
}
__set_PRIMASK(0);
FLASH_DataCacheCmd(ENABLE); //FLASH擦除结束,开启数据缓存
FLASH_Lock();//上锁
if(status==FLASH_COMPLETE)
{
MCU_WriteStatus=0;
}
else
{
MCU_WriteStatus=status;
}
return &MCU_WriteStatus;
}
int write_flash(uint32_t addr, uint8_t *data, uint32_t data_len)
{
FLASH_Status FLASHStatus = FLASH_COMPLETE;
int rep = 0, i;
uint32_t tmp;
__disable_irq();
rep = (data_len / 4);
if(data_len % 4)
rep++;
FLASH_Unlock();
FLASH_ClearFlag(FLASH_FLAG_BSY | FLASH_FLAG_EOP | FLASH_FLAG_PGERR | FLASH_FLAG_WRPRTERR);
for(i = 0 ; i < rep ; i++) {
tmp = *((uint32_t *)data + i);
FLASHStatus = FLASH_ProgramWord(addr, tmp);
if(FLASHStatus != FLASH_COMPLETE) {
myprintf("FLASH_ProgramWord Error\r\n");
return -1;
}
addr += 4;
}
FLASH_Lock();
__enable_irq();
return data_len;
}
/**
* Erase data on flash.
* @note This operation is irreversible.
* @note This operation's units is different which on many chips.
*
* @param addr flash address
* @param size erase bytes size
*
* @return result
*/
EfErrCode ef_port_erase(uint32_t addr, size_t size) {
EfErrCode result = EF_NO_ERR;
FLASH_Status flash_status;
size_t erase_pages, i;
/* make sure the start address is a multiple of FLASH_ERASE_MIN_SIZE */
EF_ASSERT(addr % ERASE_MIN_SIZE == 0);
/* calculate pages */
erase_pages = size / PAGE_SIZE;
if (size % PAGE_SIZE != 0) {
erase_pages++;
}
/* start erase */
FLASH_Unlock();
FLASH_ClearFlag(FLASH_FLAG_BSY | FLASH_FLAG_EOP | FLASH_FLAG_PGERR | FLASH_FLAG_WRPRTERR);
for (i = 0; i < erase_pages; i++) {
flash_status = FLASH_ErasePage(addr + (PAGE_SIZE * i));
if (flash_status != FLASH_COMPLETE) {
result = EF_ERASE_ERR;
break;
}
}
FLASH_Lock();
return result;
}
void writeFlash(u8 address_num,u32 data) //address_num should start from 0 up to 255
{
const u8 data_count=255;
u32 flash_data[data_count];
for (u8 i = 0; i < data_count; ++i) {
flash_data[i] = readFlash(i);
}
flash_data[address_num] = data;
FLASH_Unlock();// you need to unlcok flash first
/* Clear All pending flags */
FLASH_ClearFlag( FLASH_FLAG_EOP | FLASH_FLAG_WRPERR | FLASH_FLAG_PGAERR | FLASH_FLAG_PGPERR | FLASH_FLAG_PGSERR);
//you need to erase entire sector before write anything
FLASH_EraseSector(FLASH_Sector_11, VoltageRange_3);
//VoltageRange_3 ((uint8_t)0x02) /*!<Device operating range: 2.7V to 3.6V */
for (u8 i = 0; i < data_count; ++i) { //write back the whole sector memory
FLASH_ProgramWord((u32)(startAddress + i * 4), flash_data[i]);
}
FLASH_Lock();//lock flash at the end
}
uint16_t flash_helper_write_new_app_data(uint32_t offset, uint8_t *data, uint32_t len) {
FLASH_Unlock();
FLASH_ClearFlag(FLASH_FLAG_OPERR | FLASH_FLAG_WRPERR | FLASH_FLAG_PGAERR |
FLASH_FLAG_PGPERR | FLASH_FLAG_PGSERR);
mc_interface_unlock();
mc_interface_release_motor();
utils_sys_lock_cnt();
timeout_configure_IWDT_slowest();
for (uint32_t i = 0;i < len;i++) {
uint16_t res = FLASH_ProgramByte(flash_addr[NEW_APP_BASE] + offset + i, data[i]);
if (res != FLASH_COMPLETE) {
FLASH_Lock();
return res;
}
}
FLASH_Lock();
timeout_configure_IWDT();
utils_sys_unlock_cnt();
return FLASH_COMPLETE;
}
uint16_t flash_helper_erase_new_app(uint32_t new_app_size) {
FLASH_Unlock();
FLASH_ClearFlag(FLASH_FLAG_OPERR | FLASH_FLAG_WRPERR | FLASH_FLAG_PGAERR |
FLASH_FLAG_PGPERR | FLASH_FLAG_PGSERR);
new_app_size += flash_addr[NEW_APP_BASE];
mcpwm_unlock();
mcpwm_release_motor();
utils_sys_lock_cnt();
RCC_APB1PeriphClockCmd(RCC_APB1Periph_WWDG, DISABLE);
for (int i = 0;i < NEW_APP_SECTORS;i++) {
if (new_app_size > flash_addr[NEW_APP_BASE + i]) {
uint16_t res = FLASH_EraseSector(flash_sector[NEW_APP_BASE + i], VoltageRange_3);
if (res != FLASH_COMPLETE) {
return res;
}
} else {
break;
}
}
RCC_APB1PeriphClockCmd(RCC_APB1Periph_WWDG, ENABLE);
utils_sys_unlock_cnt();
return FLASH_COMPLETE;
}
void flash_inside_write(void* address,void* data,long length) {
char old_data[2]={0};
int old_data_int=0;
long the_last=length-1;
if (!is_valid_address(address)) return;
FLASH_Unlock();
if ((long)address%2!=0) {
flash_inside_read((void*)((long)address-1),old_data,2);
old_data[1]=*(char*)data;
memcpy(&old_data_int,old_data,sizeof(int));
FLASH_ProgramHalfWord((uint32_t)(FLASH_INSIDE_ADDRESS_START+(long)address-1),old_data_int);
--length;
}
for (;length>1;length-=2)
FLASH_ProgramHalfWord((uint32_t)(FLASH_INSIDE_ADDRESS_START+(long)address+length-2),*(uint16_t*)((long)data+length-2));
if (length) {
flash_inside_read((void*)((long)address+the_last),old_data,2);
old_data[0]=*(char*)((long)data+the_last);
memcpy(&old_data_int,old_data,sizeof(int));
FLASH_ProgramHalfWord((uint32_t)(FLASH_INSIDE_ADDRESS_START+(long)address+the_last),old_data_int);
}
FLASH_Lock();
FLASH_ClearFlag(FLASH_FLAG_BSY|FLASH_FLAG_EOP|FLASH_FLAG_PGERR|FLASH_FLAG_WRPRTERR);
}
int flashAddress(uint32_t startAddr, uint32_t *data, uint32_t len) {
FLASH_Status status;
int retries;
int ret = 1;
int i;
FLASH_Unlock();
// Clear pending flags (if any)
FLASH_ClearFlag(FLASH_FLAG_EOP | FLASH_FLAG_OPERR | FLASH_FLAG_WRPERR | FLASH_FLAG_PGAERR | FLASH_FLAG_PGPERR | FLASH_FLAG_PGSERR);
for (i = 0; i < len; i++) {
retries = 0;
do {
status = FLASH_ProgramWord(startAddr + i*4, *(data + i));
retries++;
} while (status != FLASH_COMPLETE && retries < FLASH_RETRIES);
if (retries == FLASH_RETRIES) {
ret = 0;
break;
}
}
FLASH_Lock();
return ret;
}
mal_error_e mal_flash_write_uint32_values(unsigned int start_address, uint32_t *values, uint32_t count) {
FLASH_Status result = FLASH_BUSY;
// Unlock flash registers
FLASH_Unlock();
// Clear pending flags
FLASH_ClearFlag(FLASH_FLAG_EOP | FLASH_FLAG_PGERR | FLASH_FLAG_WRPERR);
// Write values
uint32_t i;
uint32_t address = start_address;
for (i = 0; i < count; i++) {
// Write data
result = FLASH_ProgramWord(address, values[i]);
if (FLASH_COMPLETE != result) {
// We stop at first sign of error
break;
}
// Increment address
address += sizeof(uint32_t);
}
// Lock flash registers
FLASH_Lock();
// Return result
if (FLASH_COMPLETE != result) {
return MAL_ERROR_MEMORY;
}
return MAL_ERROR_OK;
}
// write data to FLASH, only within 1 page.
static bool fee_write_page(uint32_t fee_addr, uint32_t len, uint8_t *pData)
{
uint16_t din, dout;
for(; len > 0; len--)
{
din = (uint16_t)(*(pData++)) | 0xFF00;
dout = *(uint16_t *)(fee_addr);
if(din != dout)
{
if(dout != 0xFFFF)
return false;
if(FLASH_ProgramHalfWord(fee_addr, din) != FLASH_COMPLETE)
{
FLASH_ClearFlag(FLASH_FLAG_PGERR |FLASH_FLAG_WRPERR|FLASH_FLAG_EOP);
return false;
}
}
fee_addr += 2;
}
return true;
}
void writeParams(void)
{
FLASH_Status status;
uint32_t i;
uint8_t chk = 0;
const uint8_t *p;
cfg.version = EEPROM_CONF_VERSION;
cfg.size = sizeof(config_t);
cfg.magic_be = 0xBE;
cfg.magic_ef = 0xEF;
cfg.chk = 0;
// recalculate checksum before writing
for (p = (const uint8_t *)&cfg; p < ((const uint8_t *)&cfg + sizeof(config_t)); ++p)
chk ^= *p;
cfg.chk = chk;
// write it
FLASH_Unlock();
FLASH_ClearFlag(FLASH_FLAG_EOP | FLASH_FLAG_PGERR | FLASH_FLAG_WRPRTERR);
if (FLASH_ErasePage(FLASH_WRITE_ADDR) == FLASH_COMPLETE) {
for (i = 0; i < sizeof(config_t); i += 4) {
status = FLASH_ProgramWord(FLASH_WRITE_ADDR + i, *(uint32_t *)((char *)&cfg + i));
if (status != FLASH_COMPLETE)
while(1);//break; // TODO: fail
}
}
FLASH_Lock();
readEEPROM();
}
// write to a specified page in flash
// page_addr: the page address that write to
void write_embedded_flash_with_addr_len(uint32_t page_addr, uint8_t *buf, uint16_t len) {
uint32_t saddr = page_addr; // start address for the page to write
uint32_t eaddr = saddr+len; // end addrees for that page
uint32_t *pbuf = (uint32_t*)buf;
// Unlock the Flash Program Erase controller
FLASH_Unlock();
// Clear All pending flags
FLASH_ClearFlag(FLASH_FLAG_EOP | FLASH_FLAG_WRPERR | FLASH_FLAG_PGAERR | FLASH_FLAG_SIZERR);
// Erase the FLASH pages
FLASHStatus = FLASH_ErasePage(saddr);
// write buf to that page
while((saddr < eaddr) && (FLASHStatus == FLASH_COMPLETE)) {
FLASHStatus = FLASH_FastProgramWord(saddr, *(pbuf)); //problem
saddr = saddr + 4;
pbuf++;
}
if (FLASHStatus != FLASH_COMPLETE) {
HardFault_Handler();//enter_unexpected(); do something here;
}
// Lock flash
FLASH_Lock();
}
//**************************************************************************
void eeprom_erase(void)
{
DATA_EEPROM_Unlock(); // разблокировка перед записью
/* Clear all pending flags */
FLASH_ClearFlag(FLASH_FLAG_EOP|FLASH_FLAG_WRPERR | FLASH_FLAG_PGAERR
| FLASH_FLAG_SIZERR | FLASH_FLAG_OPTVERR | FLASH_FLAG_OPTVERRUSR);
/* Data EEPROM Fast Word program of FAST_DATA_32 at addresses defined by
DATA_EEPROM_START_ADDR and DATA_EEPROM_END_ADDR */
Address = DATA_EEPROM_START_ADDR;
NbrOfPage = ((DATA_EEPROM_END_ADDR - Address) + 1 ) >> 2;
/* Erase the Data EEPROM Memory pages by Word (32-bit) */
for(j = 0; j < NbrOfPage; j++)
{
FLASHStatus = DATA_EEPROM_EraseWord(Address + (4 * j));
}
DATA_EEPROM_Lock();
/* Check the correctness of written data */
while(Address < DATA_EEPROM_END_ADDR)
{
if(*(__IO uint32_t*)Address != 0x0)
{
DataMemoryProgramStatus = FAILED;
//ОШИБКА стирания !!!!
return;
}
Address = Address + 4;
}
}
uint16_t flash_helper_erase_new_app(uint32_t new_app_size) {
FLASH_Unlock();
FLASH_ClearFlag(FLASH_FLAG_OPERR | FLASH_FLAG_WRPERR | FLASH_FLAG_PGAERR |
FLASH_FLAG_PGPERR | FLASH_FLAG_PGSERR);
new_app_size += flash_addr[NEW_APP_BASE];
mc_interface_unlock();
mc_interface_release_motor();
utils_sys_lock_cnt();
timeout_configure_IWDT_slowest();
for (int i = 0;i < NEW_APP_SECTORS;i++) {
if (new_app_size > flash_addr[NEW_APP_BASE + i]) {
uint16_t res = FLASH_EraseSector(flash_sector[NEW_APP_BASE + i], VoltageRange_3);
if (res != FLASH_COMPLETE) {
FLASH_Lock();
return res;
}
} else {
break;
}
}
FLASH_Lock();
timeout_configure_IWDT();
utils_sys_unlock_cnt();
return FLASH_COMPLETE;
}
WORD EE_WriteVariable(WORD offset, WORD newValue)
{
FLASH_Status stat = FLASH_COMPLETE;
volatile WORD *pCurrentValue = (__IO uint16_t*) (PAGE0_BASE_ADDRESS + 2 + (offset * 2));
WORD PageStatus0 = *((__IO uint16_t*) PAGE0_BASE_ADDRESS);
WORD currentValue = *pCurrentValue;
// first check is page is valid, and if the value did change
if(PageStatus0 == VALID_PAGE && (currentValue == newValue)) { // page is valid, value didn't change? Good, quit
return FLASH_COMPLETE;
}
// if we got here, then either page is not valid, or the value changed
FLASH_Unlock();
FLASH_ClearFlag(FLASH_FLAG_BSY | FLASH_FLAG_EOP | FLASH_FLAG_PGERR | FLASH_FLAG_WRPRTERR);
stat = FLASH_ErasePage(PAGE0_BASE_ADDRESS); // erase page
if(stat != FLASH_COMPLETE) {
return stat;
}
stat = FLASH_ProgramHalfWord(PAGE0_BASE_ADDRESS, VALID_PAGE); // write VALID_PAGE marker
if(stat != FLASH_COMPLETE) {
return stat;
}
stat = FLASH_ProgramHalfWord((uint32_t) pCurrentValue, newValue); // wite new vale
if(stat != FLASH_COMPLETE) {
return stat;
}
FLASH_Lock();
return stat;
}
void writeParams(uint8_t b)
{
FLASH_Status status;
uint32_t i;
uint8_t chk = 0;
const uint8_t *p;
cfg.version = EEPROM_CONF_VERSION;
cfg.size = sizeof(config_t);
cfg.magic_be = 0xBE;
cfg.magic_ef = 0xEF;
cfg.chk = 0;
for (p = (const uint8_t *)&cfg; p < ((const uint8_t *)&cfg + sizeof(config_t)); p++) chk ^= *p; // recalculate checksum before writing
cfg.chk = chk;
FLASH_Unlock(); // write it
FLASH_ClearFlag(FLASH_FLAG_EOP | FLASH_FLAG_PGERR | FLASH_FLAG_WRPRTERR);
for (i = 0; i < FLASH_PAGES_FORCONFIG; i++) // Erase the pages here
{
while (FLASH_ErasePage(FLASH_WRITE_ADDR + (i * FLASH_PAGE_SIZE)) != FLASH_COMPLETE);
}
for (i = 0; i < sizeof(config_t); i += 4) // Write that config now.
{
status = FLASH_ProgramWord(FLASH_WRITE_ADDR + i, *(uint32_t *) ((char *) &cfg + i));
if (status != FLASH_COMPLETE) break; // TODO: fail
}
FLASH_Lock();
readEEPROM();
if (b) blinkLED(15, 20, 1);
}
/***********************************************************
* 函数名：Write_GPS_Info
* 描述 ：把GPS信息从CPU写入Flash
* 输入 : 无
* 输出 : 无
***********************************************************/
void Write_Flash_GPS_Info(void)
{
FLASHStatus = FLASH_COMPLETE;
MemoryProgramStatus = PASSED;
FLASH_Unlock(); //FLASH解锁
FLASH_ClearFlag(FLASH_FLAG_BSY | FLASH_FLAG_EOP | FLASH_FLAG_PGERR | FLASH_FLAG_WRPRTERR);//清标志位
NbrOfPage = (EndAddr[10] - StartAddr[10]) / FLASH_PAGE_SIZE; //页面擦除子程序
FLASHStatus = FLASH_ErasePage(StartAddr[10] + (FLASH_PAGE_SIZE * NbrOfPage));
FlashAddress = StartAddr[10];
FLASHStatus = FLASH_ProgramWord(FlashAddress, jingdu);
FlashAddress = FlashAddress + 4;
FLASHStatus = FLASH_ProgramWord(FlashAddress, weidu);
FlashAddress = FlashAddress + 4;
FLASHStatus = FLASH_ProgramWord(FlashAddress, sog);
FlashAddress = FlashAddress + 4;
FLASHStatus = FLASH_ProgramWord(FlashAddress, direction);
BKP_WriteBackupRegister(BKP_DR4,(u16)(jingdu >> 16));
BKP_WriteBackupRegister(BKP_DR5,(u16)(weidu >> 16));
BKP_WriteBackupRegister(BKP_DR7,(u16)jingdu);
BKP_WriteBackupRegister(BKP_DR8,(u16)weidu);
BKP_WriteBackupRegister(BKP_DR9,sog);
BKP_WriteBackupRegister(BKP_DR10,direction);
}
//External Functions
void arch_IntfInit()
{
FLASH_Unlock();
FLASH_ClearFlag(FLASH_FLAG_EOP | FLASH_FLAG_OPERR | FLASH_FLAG_WRPERR |
FLASH_FLAG_PGAERR | FLASH_FLAG_PGPERR|FLASH_FLAG_PGSERR);
}
bool HardwareEEPROM::put(char * src, size_t size)
{
FLASH_Status status = (FLASH_Status)0;
FLASH_Unlock();
for (unsigned int tries = 3; tries; tries--) {
FLASH_ClearFlag(FLASH_FLAG_EOP | FLASH_FLAG_PGERR | FLASH_FLAG_WRPRTERR);
status = FLASH_COMPLETE;
for (size_t i=0; i<size && status==FLASH_COMPLETE; i+=2) {
uint16_t datum = 0;
memcpy(&datum, &src[i], (i+2>size)?1:2); // handle odd-length data
status = FLASH_ProgramHalfWord(FLASH_WRITE_ADDR+i, datum);
}
if (status == FLASH_COMPLETE)
break;
}
FLASH_Lock();
return status == FLASH_COMPLETE;
}
/***********************************************************
* 函数名：WriteflashMPeriod
* 描述 ：把interval_s从CPU写入Flash
* 输入 : 无
* 输出 : 无
***********************************************************/
void WriteflashMPeriod(void)
{
FLASHStatus = FLASH_COMPLETE;
MemoryProgramStatus = PASSED;
FLASH_Unlock(); //FLASH解锁
FLASH_ClearFlag(FLASH_FLAG_BSY | FLASH_FLAG_EOP | FLASH_FLAG_PGERR | FLASH_FLAG_WRPRTERR);//清标志位
NbrOfPage = (EndAddr[4] - StartAddr[4]) / FLASH_PAGE_SIZE;//页面擦除子程序
FLASHStatus = FLASH_ErasePage(StartAddr[4] + (FLASH_PAGE_SIZE * NbrOfPage));
FlashAddress = StartAddr[4];
FLASHStatus = FLASH_ProgramWord(FlashAddress, gps_invalid);
FlashAddress = FlashAddress + 4;
FLASHStatus = FLASH_ProgramWord(FlashAddress, intervalA);
FlashAddress = FlashAddress + 4;
FLASHStatus = FLASH_ProgramWord(FlashAddress, intervalB);
FlashAddress = FlashAddress + 4;
FLASHStatus = FLASH_ProgramWord(FlashAddress, interval_num);
FlashAddress = FlashAddress + 4;
// FLASHStatus = FLASH_ProgramWord(FlashAddress, time_o);
FlashAddress = FlashAddress + 4;
FLASHStatus = FLASH_ProgramHalfWord(FlashAddress, interval_s);
BKP_WriteBackupRegister(BKP_DR1,interval_num);
//BKP_WriteBackupRegister(BKP_DR2,time_o);
BKP_WriteBackupRegister(BKP_DR3,interval_s);
}
//void SD_TEST(void)
//{
// u8 res;
// UINT bw,index;
// res=f_mount( &fatfs_SDCARD,"0:/",1 );
// res=f_open(&file_sdif, "0:/sdif.dat",FA_OPEN_EXISTING|FA_WRITE|FA_READ);
// res=f_write(&file_sdif,SDTEST_WriteBuffer,512,&bw);
// res=f_close(&file_sdif);
// res=f_open(&file_sdif, "0:/sdif.dat",FA_OPEN_EXISTING |FA_WRITE);
// res=f_write(&file_sdif,SDTEST_WriteBuffer,512,&bw);
// res=f_close(&file_sdif);
// res=f_open(&file_sdif, "0:/sdif.dat",FA_OPEN_EXISTING | FA_READ);
// index=0;
// while(SDTEST_ReadBuffer[31]!=0x04)
// {
// index++;
// res=f_read(&file_sdif,SDTEST_ReadBuffer,512,&bw);
// }
// f_close(&file_sdif);
//
//
//}
u8 bsp_ChangeAPPtoRun(u8 App_Select)
{
u8 status=0;
u8 Flash_status=0;
FLASH_Unlock(); //解锁
FLASH_DataCacheCmd(DISABLE);//FLASH擦除期间,必须禁止数据缓存
FLASH_ClearFlag(FLASH_FLAG_EOP|FLASH_FLAG_OPERR|FLASH_FLAG_WRPERR| FLASH_FLAG_PGAERR | FLASH_FLAG_PGPERR|FLASH_FLAG_PGSERR);
status=FLASH_EraseSector(FLASH_Sector_3 ,VoltageRange_3);//VCC=2.7~3.6V之间!!
if(status==FLASH_COMPLETE)
{
__set_PRIMASK(1);
status=FLASH_ProgramByte(App_ToRun_Flag,App_Select); //SysID
__set_PRIMASK(0);
}
FLASH_DataCacheCmd(ENABLE); //FLASH擦除结束,开启数据缓存
FLASH_Lock();//上锁
if(status==FLASH_COMPLETE)
{
Flash_status=0;
}
else
{
Flash_status=status;
}
return Flash_status;
}
Std_ReturnType Fls_Erase(Fls_AddressType TargetAddress, Fls_LengthType Length)
{
Fls_AddressType pageStart = 0;
Fls_AddressType erased = 0;
u32 page = 0;
u32 pageIndex;
/* Unlock the Flash Program Erase controller */
FLASH_Unlock();
/* Clear All pending flags */
FLASH_ClearFlag(FLASH_FLAG_BSY | FLASH_FLAG_EOP | FLASH_FLAG_PGERR | FLASH_FLAG_WRPRTERR);
/* Find first sector. */
page = (TargetAddress - flsConfigPtr->FlsSectorList[0].FlsSectorStartaddress) / flsConfigPtr->FlsSectorList[0].FlsPageSize;
pageStart = flsConfigPtr->FlsSectorList[0].FlsSectorStartaddress + page * flsConfigPtr->FlsSectorList[0].FlsPageSize;
//page = Length / flsConfigPtr->FlsSectorList[0].FlsPageSize;
/* Erase the pages... */
for (pageIndex = page; erased < Length; pageIndex++)
{
volatile FLASH_Status status = FLASH_BUSY;
while(status != FLASH_COMPLETE){
status = FLASH_ErasePage((uint32_t)pageStart);
}
erased += flsConfigPtr->FlsSectorList[0].FlsPageSize;
pageStart += flsConfigPtr->FlsSectorList[0].FlsPageSize;
}
return E_OK;
}
unsigned char flash_write_operate_nocheckcomplete(u32 Address,u16 * buff,u32 len)
{
volatile FLASH_Status FLASHStatus;
u32 Temp_Addr;
FLASHStatus = FLASH_COMPLETE;
if(len%2) return WR_LEN_ERR;
if(Address%2) return WR_ADDRESS_ERR;
if( Address<StartAddr || Address+len>EndAddr ) return ADDRESS_LEN_ERR;
//Unlock the Flash Program Erase controller
FLASH_Unlock();
//Clear All pending flags
FLASH_ClearFlag(FLASH_FLAG_BSY | FLASH_FLAG_EOP|FLASH_FLAG_PGERR |FLASH_FLAG_WRPRTERR);
Temp_Addr=Address+len;
while((Address < Temp_Addr) )
{
FLASHStatus = FLASH_ProgramHalfWord(Address, *buff);
Address = Address + 2;
buff++;
}
FLASH_Lock();
if( FLASHStatus==FLASH_COMPLETE ) return FLASH_OP_OK;
else
return FLASHStatus;
}
void Internal_EE_Write8(uint16_t position, uint8_t data){
DATA_EEPROM_Unlock();
FLASH_ClearFlag(FLASH_FLAG_EOP|FLASH_FLAG_WRPERR | FLASH_FLAG_PGAERR
| FLASH_FLAG_SIZERR | FLASH_FLAG_OPTVERR | FLASH_FLAG_OPTVERRUSR);
DATA_EEPROM_ProgramByte(INTERNAL_8BIT_START_ADDRESS+position, data);
DATA_EEPROM_Lock();
}
/*
* NOTE:write flash is a slow process
*/
static int write_whole_syscfgdata_tbl(struct syscfgdata_tbl *data)
{
unsigned char *page_addr;
unsigned char *data_page;
u32 all_data_len;
if (NULL == data)
return -RT_ERROR;
FLASH_Unlock();
/* Clear pending flags (if any) */
FLASH_ClearFlag(FLASH_FLAG_EOP | FLASH_FLAG_OPTERR | FLASH_FLAG_WRPRTERR | FLASH_FLAG_PGERR | FLASH_FLAG_BSY);
page_addr = (unsigned char *)SYSCFGDATA_TBL_BASE_OF_FLASH;
data_page = (unsigned char *)data;
all_data_len = SYSCFGDATA_TBL_SIZE_OF_FLASH;
while (all_data_len > 0) {
if (all_data_len > SIZE_PER_FLASH_PAGE) {
do_write_flash_page(page_addr, data_page, SIZE_PER_FLASH_PAGE);
page_addr += SIZE_PER_FLASH_PAGE;
data_page += SIZE_PER_FLASH_PAGE;
all_data_len -= SIZE_PER_FLASH_PAGE;
} else {
do_write_flash_page(page_addr, data, RT_ALIGN(all_data_len, 4));
all_data_len = 0;
break;
}
}
FLASH_Lock();
return FLASH_COMPLETE;
}
