X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=tmk_core%2Favr.mk;h=5bfd5a9b0dcc4d888b8567858f196ac26c506f67;hb=6af77551c67c846b06c596cbd367d66c755f8051;hp=670e141bfdacefb53a05f90cfa5ad1e9ea03419e;hpb=3538955778c253e68779605cc67c27e15d195729;p=qmk_firmware.git

diff --git a/tmk_core/avr.mk b/tmk_core/avr.mk
index 670e141bf..5bfd5a9b0 100644
--- a/tmk_core/avr.mk
+++ b/tmk_core/avr.mk
@@ -310,7 +310,11 @@ extcoff: $(BUILD_DIR)/$(TARGET).elf
 bootloader:
 	make -C lib/lufa/Bootloaders/DFU/ clean
 	$(TMK_DIR)/make_dfu_header.sh $(ALL_CONFIGS)
-	make -C lib/lufa/Bootloaders/DFU/
+	$(eval MAX_SIZE=$(shell n=`$(CC) -E -mmcu=$(MCU) $(CFLAGS) $(OPT_DEFS) tmk_core/common/avr/bootloader_size.c 2> /dev/null | sed -ne '/^#/n;/^AVR_SIZE:/,$${s/^AVR_SIZE: //;p;}'` && echo $$(($$n)) || echo 0))
+	$(eval PROGRAM_SIZE_KB=$(shell n=`expr $(MAX_SIZE) / 1024` && echo $$(($$n)) || echo 0))
+	$(eval BOOT_SECTION_SIZE_KB=$(shell n=`expr  $(BOOTLOADER_SIZE) / 1024` && echo $$(($$n)) || echo 0))
+	$(eval FLASH_SIZE_KB=$(shell n=`expr $(PROGRAM_SIZE_KB) + $(BOOT_SECTION_SIZE_KB)` && echo $$(($$n)) || echo 0))
+	make -C lib/lufa/Bootloaders/DFU/ MCU=$(MCU) ARCH=$(ARCH) F_CPU=$(F_CPU) FLASH_SIZE_KB=$(FLASH_SIZE_KB) BOOT_SECTION_SIZE_KB=$(BOOT_SECTION_SIZE_KB)
 	printf "BootloaderDFU.hex copied to $(TARGET)_bootloader.hex\n"
 	cp lib/lufa/Bootloaders/DFU/BootloaderDFU.hex $(TARGET)_bootloader.hex