void ApplicationSettings::saveToFlash(){
eeprom_unlock();
// if(eeprom_erase(APPLICATION_SETTINGS_ADDR) == 0)
eeprom_erase_sector(APPLICATION_SETTINGS_SECTOR);
eeprom_write_block(APPLICATION_SETTINGS_ADDR, this, sizeof(*this));
eeprom_lock();
}
void programFlashTask(void* p){
int sector = flashSectorToWrite;
uint32_t size = flashSizeToWrite;
uint8_t* source = (uint8_t*)flashAddressToWrite;
if(sector >= 0 && sector < MAX_USER_PATCHES && size <= 128*1024){
uint32_t addr = getFlashAddress(sector);
eeprom_unlock();
int ret = eeprom_erase(addr);
if(ret == 0)
ret = eeprom_write_block(addr, source, size);
eeprom_lock();
registry.init();
if(ret == 0){
// load and run program
int pc = registry.getNumberOfPatches()-MAX_USER_PATCHES+sector;
program.loadProgram(pc);
// program.loadDynamicProgram(source, size);
program.resetProgram(false);
}else{
setErrorMessage(PROGRAM_ERROR, "Failed to write program to flash");
}
}else if(sector == 0xff && size < MAX_SYSEX_FIRMWARE_SIZE){
flashFirmware(source, size);
}else{
setErrorMessage(PROGRAM_ERROR, "Invalid flash program command");
}
vTaskDelete(NULL);
}
void flashFirmware(uint8_t* source, uint32_t size){
__disable_irq(); // Disable ALL interrupts. Can only be executed in Privileged modes.
setLed(RED);
eeprom_unlock();
if(size > (16+16+64+128)*1024){
eeprom_erase_sector(FLASH_Sector_6);
toggleLed(); // inline
}
if(size > (16+16+64)*1024){
eeprom_erase_sector(FLASH_Sector_5);
toggleLed();
}
if(size > (16+16)*1024){
eeprom_erase_sector(FLASH_Sector_4);
toggleLed();
}
if(size > 16*1024){
eeprom_erase_sector(FLASH_Sector_3);
toggleLed();
}
eeprom_erase_sector(FLASH_Sector_2);
toggleLed();
eeprom_write_block(ADDR_FLASH_SECTOR_2, source, size);
eeprom_lock();
eeprom_wait();
NVIC_SystemReset(); // (static inline)
}
static void eraseFlashProgram(int sector){
uint32_t addr = getFlashAddress(sector);
eeprom_unlock();
int ret = eeprom_erase(addr);
eeprom_lock();
if(ret != 0)
setErrorMessage(PROGRAM_ERROR, "Failed to erase flash sector");
}
// ---------------------------------------------------------------------------
// ---------------------------------------------------------------------------
void init_serial_memories(void)
{
SPICR1 = 0x50; // SPI enabled, No interrupt,
// Master Mode, CPOL=0, CPHA=0, MSB first
SPICR2 = 0x00; // MODFEN=0, Normal pin (MISO & MOSI)
SPIBR = 0x00; // BaudRate = 12.5 MHz
PTS |= 0x80; // CS for serial FLASH
DDRS |= 0x80;
PORTE |= 0x80; // CS for serial EEPROM
DDRE |= 0x80;
eeprom_unlock();
}
void ApplicationSettings::clearFlash(){
eeprom_unlock();
eeprom_erase_sector(APPLICATION_SETTINGS_SECTOR);
// eeprom_erase(APPLICATION_SETTINGS_ADDR);
eeprom_lock();
}
