# Tool prefix
XC16_HOME := /opt/microchip/xc16/v1.21/
XC16_PFX := $(XC16_HOME)/bin/xc16-

GCC     := $(XC16_HOME)/bin/bin/coff-gcc
LD      := $(XC16_HOME)/bin/bin/coff-ld
BIN2HEX := $(XC16_HOME)/bin/bin/coff-bin2hex

CPUFLAGS := -mcpu=30F3012

CFLAGS := -I. $(CPUFLAGS) -g -Wall -mlarge-code -mconst-in-code -fno-schedule-insns -fno-schedule-insns2


REBUILD := Makefile  # Always rebuild when Makefile changes

H := $(wildcard *.h)

.PHONY: all clean

all: main.hex

clean:
	rm -f *.map *.o *.hex *.cof *~ *.pyc *.c.s

%.hex: %.cof $(REBUILD)
	$(BIN2HEX) $<

%.cof: %.o $(REBUILD)
	$(GCC) $(CPUFLAGS) $< -o$@ -Wl,-L$(XC16_HOME)/lib/dsPIC30F,--script=p30F3012.gld,--defsym=__MPLAB_BUILD=1,-Map=$*.map,--report-mem

%.o: %.c $(H) $(REBUILD)
	$(GCC) $(CFLAGS) -c $< -o $@

%.c.s: %.c $(H) $(REBUILD)
	$(GCC) -S $(CFLAGS) -c $< -o $@


%.prog: %.hex $(REBUILD)
	pk2cmd.30F3012.write $<

# http://ww1.microchip.com/downloads/en/DeviceDoc/xc16-v1.21-release-notes.html
# see .map file generated by MPLAB for flags