void eepromWriteProcess()
{
// TRACE("eepromWriteProcess(state=%d)", eepromWriteState);
switch (eepromWriteState) {
case EEPROM_ERASING_FILE_BLOCK1:
case EEPROM_ERASING_FILE_BLOCK2:
case EEPROM_WRITING_BUFFER:
case EEPROM_ERASING_FAT_BLOCK:
case EEPROM_WRITING_NEW_FAT:
if (Spi_complete) {
eepromWriteState = EepromWriteState(eepromWriteState + 1);
}
break;
case EEPROM_ERASING_FILE_BLOCK1_WAIT:
case EEPROM_ERASING_FILE_BLOCK2_WAIT:
case EEPROM_WRITING_BUFFER_WAIT:
case EEPROM_ERASING_FAT_BLOCK_WAIT:
case EEPROM_WRITING_NEW_FAT_WAIT:
if ((eepromReadStatus() & 1) == 0) {
eepromWriteState = EepromWriteState(eepromWriteState + 1);
}
break;
case EEPROM_START_WRITE:
eepromWriteState = EEPROM_ERASING_FILE_BLOCK1;
eepromEraseBlock(eepromWriteDestinationAddr, false);
break;
case EEPROM_ERASE_FILE_BLOCK2:
eepromWriteState = EEPROM_ERASING_FILE_BLOCK2;
eepromEraseBlock(eepromWriteDestinationAddr + EEPROM_BLOCK_SIZE, false);
break;
case EEPROM_WRITE_BUFFER:
{
EepromFileHeader * header = (EepromFileHeader *)eepromWriteBuffer;
header->fileIndex = eepromWriteFileIndex;
header->size = eepromWriteSize;
uint32_t size = min<uint32_t>(EEPROM_BUFFER_SIZE-sizeof(EepromFileHeader), eepromWriteSize);
memcpy(eepromWriteBuffer+sizeof(EepromFileHeader), eepromWriteSourceAddr, size);
eepromWriteState = EEPROM_WRITING_BUFFER;
eepromWrite(eepromWriteDestinationAddr, eepromWriteBuffer, sizeof(EepromFileHeader)+size, false);
eepromWriteSourceAddr += size;
eepromWriteDestinationAddr += sizeof(EepromFileHeader)+size;
eepromWriteSize -= size;
break;
}
case EEPROM_WRITE_NEXT_BUFFER:
{
uint32_t size = min<uint32_t>(EEPROM_BUFFER_SIZE, eepromWriteSize);
if (size > 0) {
memcpy(eepromWriteBuffer, eepromWriteSourceAddr, size);
eepromWriteState = EEPROM_WRITING_BUFFER;
eepromWrite(eepromWriteDestinationAddr, eepromWriteBuffer, size, false);
eepromWriteSourceAddr += size;
eepromWriteDestinationAddr += size;
eepromWriteSize -= size;
break;
}
else if (eepromFatAddr == 0 || eepromFatAddr == EEPROM_BLOCK_SIZE) {
eepromWriteState = EEPROM_ERASING_FAT_BLOCK;
eepromEraseBlock(eepromFatAddr, false);
break;
}
}
/* no break */
case EEPROM_WRITE_NEW_FAT:
eepromWriteState = EEPROM_WRITING_NEW_FAT;
eepromWrite(eepromFatAddr, (uint8_t *)&eepromHeader, sizeof(eepromHeader), false);
break;
case EEPROM_END_WRITE:
eepromWriteState = EEPROM_IDLE;
break;
default:
break;
}
}
void eepromWaitReadStatus()
{
while ((eepromReadStatus() & 1) != 0) {
SIMU_SLEEP(5/*ms*/);
}
}