Expand bootloader target to support most AVR boards (#6255)

[qmk_firmware.git] / tmk_core / avr.mk

diff --git a/tmk_core/avr.mk b/tmk_core/avr.mk
index 670e141bfdacefb53a05f90cfa5ad1e9ea03419e..5bfd5a9b0dcc4d888b8567858f196ac26c506f67 100644 (file)
--- 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