STM32F4xx-SDC org.eclipse.cdt.managedbuilder.core.genmakebuilder clean,full,incremental, org.eclipse.cdt.managedbuilder.core.ScannerConfigBuilder full,incremental, org.eclipse.cdt.core.cnature org.eclipse.cdt.managedbuilder.core.managedBuildNature org.eclipse.cdt.managedbuilder.core.ScannerConfigNature board 2 CHIBIOS/boards/ST_STM32F4_DISCOVERY fatfs 2 CHIBIOS/ext/fatfs os 2 CHIBIOS/os