core: lufa: Add delay for console startup

[max/tmk_keyboard.git] / tmk_core / rules.mk

diff --git a/tmk_core/rules.mk b/tmk_core/rules.mk
index 860fc1a9310da970ebecba597c150802f522f37e..0d0b6afbb125fc72067da8758956cb9b770cc6bc 100644 (file)
--- a/tmk_core/rules.mk
+++ b/tmk_core/rules.mk
@@ -420,12 +420,18 @@ flip: $(TARGET).hex
        batchisp -hardware usb -device $(MCU) -operation start reset 0
 
 dfu: $(TARGET).hex
-ifneq (, $(findstring 0.7, $(shell dfu-programmer --version 2>&1)))
+       @echo -n dfu-programmer: waiting
+       @until dfu-programmer $(MCU) get bootloader-version > /dev/null 2>&1; do \
+               echo  -n "."; \
+               sleep 1; \
+       done
+       @echo
+
+ifneq (, $(findstring 0.7, $(shell dfu-programmer 2>/dev/null && dfu-programmer --version 2>&1)))
        dfu-programmer $(MCU) erase --force
 else
        dfu-programmer $(MCU) erase
 endif
-       dfu-programmer $(MCU) erase
        dfu-programmer $(MCU) flash $(TARGET).hex
        dfu-programmer $(MCU) reset
        
@@ -441,7 +447,7 @@ flip-ee: $(TARGET).hex $(TARGET).eep
        $(REMOVE) $(TARGET)eep.hex
 
 dfu-ee: $(TARGET).hex $(TARGET).eep
-ifneq (, $(findstring 0.7, $(shell dfu-programmer --version 2>&1)))
+ifneq (, $(findstring 0.7, $(shell dfu-programmer 2>/dev/null && dfu-programmer --version 2>&1)))
        dfu-programmer $(MCU) flash --eeprom $(TARGET).eep
 else
        dfu-programmer $(MCU) flash-eeprom $(TARGET).eep