Merge pull request #521 from exiva/makefile-wait

Make DFU wait for bootloader
8 years ago · fc4ab870f5
parent 940358ed4f 0b8c448b30
commit fc4ab870f5
1 changed files with 4 additions and 0 deletions
--- a/tmk_core/avr.mk
+++ b/tmk_core/avr.mk
@ -107,6 +107,10 @@ flip: $(BUILD_DIR)/$(TARGET).hex
 	batchisp -hardware usb -device $(MCU) -operation start reset 0

 dfu: $(BUILD_DIR)/$(TARGET).hex sizeafter
+	until dfu-programmer $(MCU) get bootloader-version; do\
+		echo "Error: Bootloader not found. Trying again in 5s." ;\
+		sleep 5 ;\
+	done
 ifneq (, $(findstring 0.7, $(shell dfu-programmer --version 2>&1)))
 	dfu-programmer $(MCU) erase --force
 else