From 3e3e4be2a3a0e9ea4186a616f53fa15083b2214f Mon Sep 17 00:00:00 2001
From: Zach Eveland <zeveland@blacklabel-development.com>
Date: Thu, 11 Aug 2011 10:31:39 -0400
Subject: diskloader source and binary for 32u4

---
 bootloaders/diskloader/Makefile | 99 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 99 insertions(+)
 create mode 100644 bootloaders/diskloader/Makefile

(limited to 'bootloaders/diskloader/Makefile')

diff --git a/bootloaders/diskloader/Makefile b/bootloaders/diskloader/Makefile
new file mode 100644
index 0000000..ca6e11e
--- /dev/null
+++ b/bootloaders/diskloader/Makefile
@@ -0,0 +1,99 @@
+###############################################################################
+# Makefile for DiskLoader
+###############################################################################
+
+## General Flags
+PROJECT = DiskLoader
+TARGET = DiskLoader.elf
+CC = avr-gcc
+
+# BOARD2
+MCU = atmega32u4
+AVR_FREQ   = 16000000L
+
+
+# Change if your programmer is different
+AVRDUDE_PROGRAMMER = avrispmkII
+AVRDUDE_PORT = usb	   
+
+# program name should not be changed...
+PROGRAM    = DiskLoader
+
+AVRDUDE = avrdude
+AVRDUDE_FLAGS = -p $(MCU) -P $(AVRDUDE_PORT) -c $(AVRDUDE_PROGRAMMER) -p $(MCU)
+
+## Options common to compile, link and assembly rules
+COMMON = -mmcu=$(MCU)
+
+override CFLAGS = -g -Wall -Os -mmcu=$(MCU) -DF_CPU=$(AVR_FREQ) $(DEFS) -ffunction-sections -gdwarf-2 -fdata-sections -fno-split-wide-types
+
+## Assembly specific flags
+ASMFLAGS = $(COMMON)
+ASMFLAGS += $(CFLAGS)
+ASMFLAGS += -x assembler-with-cpp -Wa,-gdwarf2
+
+## Linker flags
+LDFLAGS = $(COMMON)
+LDFLAGS += -Wl,-gc-sections,-Map=DiskLoader.map,--section-start=.text=0x7800,--relax
+LDFLAGS += -nodefaultlibs -nostartfiles
+
+
+## Intel Hex file production flags
+HEX_EEPROM_FLAGS = -j .eeprom
+HEX_EEPROM_FLAGS += --set-section-flags=.eeprom="alloc,load"
+HEX_EEPROM_FLAGS += --change-section-lma .eeprom=0 --no-change-warnings
+
+## Objects explicitly added by the user
+LINKONLYOBJECTS = 
+
+MODULES   := .
+SRC_DIR   := $(addprefix src/,$(MODULES))
+BUILD_DIR := $(addprefix build/,$(MODULES))
+
+SRC       := $(foreach sdir,$(SRC_DIR),$(wildcard $(sdir)/*.cpp))
+OBJ       := $(patsubst src/%.cpp,build/%.o,$(SRC))
+DEP		  := $(OBJ:%.o=%.d)
+INCLUDES  := $(addprefix -I,$(SRC_DIR))
+
+vpath %.cpp $(SRC_DIR)
+
+.PHONY: all checkdirs clean
+
+all: checkdirs $(TARGET) DiskLoader.hex DiskLoader.lss size
+
+-include $(DEP)
+
+checkdirs: $(BUILD_DIR)
+
+$(BUILD_DIR):
+	@mkdir -p $@
+
+clean:
+	@rm -rf build/
+	@rm -f *.hex
+	@rm -f *.elf
+	@rm -f *.lss
+	@rm -f *.map
+
+define make-goal
+$1/%.o: %.cpp
+	$(CC) $(INCLUDES) $(CFLAGS) -c $$< -MD -o $$@
+endef
+
+$(foreach bdir,$(BUILD_DIR),$(eval $(call make-goal,$(bdir))))
+
+$(TARGET): $(OBJ)
+	$(CC) $(LDFLAGS) $(LINKONLYOBJECTS) $(LIBDIRS) $(LIBS) $^ -o $@
+
+%.hex: $(TARGET)
+	avr-objcopy -O ihex $(HEX_FLASH_FLAGS)  $< $@
+	
+%.lss: $(TARGET)
+	avr-objdump -h -S $< > $@
+
+size: $(TARGET)
+	@echo
+#	@avr-size -C --mcu=${MCU} ${TARGET}.elf
+
+program: $(TARGET).hex
+	$(AVRDUDE) $(AVRDUDE_FLAGS) -B 5 -u -U flash:w:$(TARGET).hex
\ No newline at end of file
-- 
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