From 92af9d1735aab816bca994f513314cdcc8b9bd66 Mon Sep 17 00:00:00 2001
From: Michael Buesch <mb@bu3sch.de>
Date: Thu, 9 Oct 2008 20:57:51 +0200
Subject: Add pressure_control firmware skeleton.

Signed-off-by: Michael Buesch <mb@bu3sch.de>
---
 pressure_control/firmware/Makefile | 92 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 92 insertions(+)
 create mode 100644 pressure_control/firmware/Makefile

(limited to 'pressure_control/firmware/Makefile')

diff --git a/pressure_control/firmware/Makefile b/pressure_control/firmware/Makefile
new file mode 100644
index 0000000..30eaaf6
--- /dev/null
+++ b/pressure_control/firmware/Makefile
@@ -0,0 +1,92 @@
+ARCH		?= atmega8
+AVRDUDE_ARCH	?= m8
+AVRDUDE		?= avrdude
+AVRDUDE_SPEED	?= 1
+PROGRAMMER	?= avrisp2
+PROGPORT	?= usb
+
+CC		= avr-gcc
+OBJCOPY		= avr-objcopy
+SIZE		= avr-size
+
+CFLAGS		= -mmcu=$(ARCH) -std=gnu99 -g0 -O2 -fomit-frame-pointer -Wall -fpack-struct
+CFLAGS		+= "-Dinline=inline __attribute__((__always_inline__))"
+
+
+# The fuse bits
+LFUSE	= 0xE0
+HFUSE	= 0xD9
+
+OBJECTS = main.o util.o
+NAME	= pressure_control
+
+BIN	= $(NAME).bin
+HEX	= $(NAME).hex
+EEP	= $(NAME).eep.hex
+
+all: $(HEX)
+
+main.o: util.h
+
+util.o: util.h calibration.h
+
+%.s: %.c
+	$(CC) $(CFLAGS) -S $*.c
+
+$(BIN): $(OBJECTS)
+	$(CC) $(CFLAGS) -o $(BIN) $(OBJECTS) $(LDFLAGS)
+
+$(HEX): $(BIN)
+	$(OBJCOPY) -R.eeprom -O ihex $(BIN) $(HEX)
+#	$(OBJCOPY) -j.eeprom --set-section-flags=.eeprom="alloc,load" \
+#		   --change-section-lma .eeprom=0 -O ihex $(BIN) $(EEP)
+	$(SIZE) $(BIN)
+
+avrdude:
+	$(AVRDUDE) -B $(AVRDUDE_SPEED) -p $(AVRDUDE_ARCH) \
+	 -c $(PROGRAMMER) -P $(PROGPORT) -t
+
+install_flash:
+	$(AVRDUDE) -B $(AVRDUDE_SPEED) -p $(AVRDUDE_ARCH) \
+	 -c $(PROGRAMMER) -P $(PROGPORT) -U flash:w:$(HEX)
+
+install_eeprom:
+	$(AVRDUDE) -B $(AVRDUDE_SPEED) -p $(AVRDUDE_ARCH) \
+	 -c $(PROGRAMMER) -P $(PROGPORT) -U eeprom:w:$(EEP)
+
+install: all install_flash
+
+# Reset the microcontroller through avrdude
+reset:
+	$(AVRDUDE) -B $(AVRDUDE_SPEED) -p $(AVRDUDE_ARCH) \
+	 -c $(PROGRAMMER) -P $(PROGPORT) \
+	 -U signature:r:/dev/null:i -q -q
+
+writefuse:
+	$(AVRDUDE) -B 100 -p $(AVRDUDE_ARCH) \
+	 -c $(PROGRAMMER) -P $(PROGPORT) -q -q \
+	 -U lfuse:w:$(LFUSE):m \
+	 -U hfuse:w:$(HFUSE):m
+
+clean:
+	-rm -f *~ *.o $(BIN)
+
+distclean: clean
+	-rm -f *.s $(HEX) $(EEP)
+
+help:
+	@echo "Makefile"
+	@echo ""
+	@echo "Targets:"
+	@echo "  all       - build the firmware (default target)"
+	@echo "  clean     - remove object files"
+	@echo "  distclean - remove object, binary and hex files"
+	@echo ""
+	@echo "Targets that operate on the device through avrdude:"
+	@echo "  install   - flash the program code"
+	@echo "  writefuse - write the fuse bits"
+	@echo "  reset     - pull the external device reset pin"
+	@echo "  avrdude   - run avrdude in interactive mode"
+	@echo ""
+	@echo "Generic targets:"
+	@echo "  *.s       - create an assembly file from a *.c file"
-- 
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