Initial experiments with SPI.

1 files changed, 97 insertions, 0 deletions

diff --git a/firmware/Makefile b/firmware/Makefile
new file mode 100644
index 0000000..ef9b0e1
--- /dev/null
+++ b/firmware/Makefile
@@ -0,0 +1,97 @@
+#/* THIS SOFTWARE IS PROVIDED "AS IS".  NO WARRANTIES, WHETHER EXPRESS, IMPLIED
+# * OR STATUTORY, INCLUDING, BUT NOT LIMITED TO, IMPLIED WARRANTIES OF
+# * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE APPLY TO THIS SOFTWARE.
+# * THE AUTHORS SHALL NOT, IN ANY CIRCUMSTANCES, BE LIABLE FOR SPECIAL, INCIDENTAL, OR
+# * CONSEQUENTIAL DAMAGES, FOR ANY REASON WHATSOEVER. USE IT AT YOUR OWN RISK */
+
+ARCH = arm-none-eabi
+top_srcdir=${PWD}
+LPC=${top_srcdir}/lpc17xx
+DRV=${top_srcdir}/drivers
+SRC=${top_srcdir}/src
+
+PROJ=p2m
+EXECNAME=$(PROJ).elf
+
+# Tool definitions
+CC = $(ARCH)-gcc
+LD = $(ARCH)-ld
+AR = $(ARCH)-ar
+AS = $(ARCH)-as
+CP = $(ARCH)-objcopy
+OD = $(ARCH)-objdump
+SIZE = $(ARCH)-size
+RM = rm
+Q	= # @./quiet "$@"
+
+# Flags
+CFLAGS   = -W -Wall -O0 --std=gnu99 -fgnu89-inline -mcpu=cortex-m3 -mthumb
+CFLAGS  += -ffunction-sections -fdata-sections
+CFLAGS  += -I${LPC} -I${DRV}
+ASFLAGS  =
+LDFLAGS  = --gc-sections
+
+STDLIB_LDFLAGS =
+#STDLIB_LDFLAGS += -L/home/deva/lib/arm/arm-toolchain/lib/gcc/arm-none-eabi/4.6.2/
+#STDLIB_LDFLAGS += -L/home/deva/lib/arm/arm-toolchain/arm-none-eabi/lib/
+#STDLIB_LDFLAGS += -lc -lgcc
+
+CPFLAGS  =
+ODFLAGS  = -x --syms
+PRFLAGS ?=
+
+# Source files
+LINKER_SCRIPT = ${LPC}/LPC17xx.ld
+CSRCS  = \
+	${LPC}/startup_LPC17xx.c \
+	$(wildcard ${CMSIS}/*.c) \
+	$(wildcard ${LPC}/*.c) \
+	$(wildcard ${DRV}/*.c) \
+	$(wildcard ${SRC}/*.c)
+CSRCS += ${SRC}/${PROJ}.c
+ASRCS  = 
+
+
+OBJS   = $(CSRCS:.c=.o) $(ASRCS:.s=.o)
+
+.PHONY: all size clean nuke
+
+all: ${PROJ}.bin ${PROJ}.hex 
+
+size: ${PROJ}.elf
+	@$(SIZE) $<
+
+%.hex: %.elf
+	$Q $(CP) $(CPFLAGS) -O ihex $< $*.hex
+
+%.bin: %.elf
+	$Q $(CP) $(CPFLAGS) -O binary $< $*.bin
+
+${PROJ}.elf: $(LINKER_SCRIPT) $(OBJS)
+	$Q $(LD) -Map $(@:.elf=.map) $(LDFLAGS) -T $^ -o $@ $(STDLIB_LDFLAGS)
+	$Q $(OD) $(ODFLAGS) $@ > $(@:.elf=.dump)
+	@$(SIZE) $@
+
+%.o: %.c
+	@$(CC) -MM $< -MF $*.d -MP
+	$Q $(CC) -c $(CFLAGS) $< -o $@
+
+%.o: %.S
+	$Q $(AS) $(ASFLAGS) $< -o $@
+
+clean:
+	@-$(RM) -f *.elf
+	@-\
+for D in "." "**"; do \
+  $(RM) -f $$D/*.o $$D/*.d $$D/*.lst $$D/*.dump $$D/*.map; \
+done
+
+nuke: clean
+	-$(RM) -f *.hex *.bin
+
+.PHONY : flash
+flash: $(EXECNAME)
+	$(CP) -O ihex $(EXECNAME) $(PROJ).hex
+	openocd -f openocd.cfg -c 'flash write_image erase $(PROJ).hex' -c 'verify_image $(PROJ).hex' -c 'reset run'
+
+-include $(CSRCS:.c=.d)