makefile

FAT16 Filesystem on Philips LPC2000 series processors

include Makefile.inc

#sub model must be "LPC2" followed by 3 digit flavor e.g. LPC2138
# look in main includes for #ifdef's that are affected by the 
# particular chip model, i.e. A/D convertor in lpcADC.h
#
SUBMDL = LPC2138
ALL_CFLAGS +=-D$(SUBMDL)

PROGRAM=main2138

# Target file name (without extension).
TARGET = $(PROGRAM)

# List C source files here. (C dependencies are automatically generated.)
SRC = $(PROGRAM).c
SRC += armVIC.c close_r.c device_init.c devices.c
SRC += finddevice.c fstat_r.c gettimeofday_r.c link_r.c
SRC += lseek_r.c mmc_hardware.c mmc_init.c itoa.c
SRC += mmc_module.c open_r.c pll_start.c rdcf2.c time_r.c
SRC += read_r.c RTCfuncs.c sbrk_r.c settimeofday.c fflushdir.c
SRC += timer0ISR.c uart.c uartISR.c unlink_r.c write_r.c isatty.c

# List Assembler source files here.
ASRC = crt0.S

# Linker flags.
#  -Wl,...:     tell GCC to pass this to linker.
#    -Map:      create map file
#    --cref:    add cross reference to  map file
LDFLAGS = -nostartfiles -Wl,-Map=$(TARGET).map,--cref

# Set Linker-Script Depending On Selected Memory
ifeq ($(RUN_MODE),RAM_RUN)
LDFLAGS +=-T$(SUBMDL)-RAM.ld
else 
LDFLAGS +=-T$(SUBMDL)-ROM.ld
endif

# ---------------------------------------------------------------------------

# Default target.
all: CRCsum lpc21isp announce build

announce:
	@echo "** Building EVNT(2138)"

CRCsum: utils/CRCsum.c
	gcc $< -o $@

lpc21isp: utils/lpc21isp.c
	gcc -ggdb $< -o $@

build: elf bin lss sym 

elf: $(TARGET).elf
bin: $(TARGET).bin
lss: $(TARGET).lss 
sym: $(TARGET).sym

# Display compiler version information.
gccversion : 
	@$(CC) --version

# Program the device.  
LPC21ISP = lpc21isp
LPC21ISP_CONTROL = -bin
LPC21ISP_PORT = /dev/ttyS0
LPC21ISP_BAUD = 115200
LPC21ISP_XTAL = 14746
LPC21ISP_FLASHFILE = $(TARGET).bin

program: $(TARGET).bin
	$(LPC21ISP) $(LPC21ISP_CONTROL) $(LPC21ISP_DEBUG) $(LPC21ISP_FLASHFILE) $(LPC21ISP_PORT) $(LPC21ISP_BAUD) $(LPC21ISP_XTAL)

# Create final output files (.hex, .eep) from ELF output file.
# TODO: handling the .eeprom-section should be redundant
%.bin: %.elf
	$(OBJCOPY) -O $(FORMAT) $< $@
	./CRCsum $@
	$(COPY) $@ /var/lib/tftpboot/

# Create extended listing file from ELF output file.
%.lss: %.elf
	$(OBJDUMP) -h -S $< > $@

# Create a symbol table from ELF output file.
%.sym: %.elf
	$(NM) -n $< > $@

# Link: create ELF output file from object files.
.SECONDARY : $(TARGET).elf
.PRECIOUS : $(OBJ)
%.elf: $(OBJ)
	$(CC) $(OPTNONE) $(THUMB) $(THUMB_IW) $(ALL_CFLAGS) $(OBJ) --output $@ $(LDFLAGS)

timer0ISR.o: timer0ISR.c
	$(CC) -c $(THUMB_IW) -O0 $(ALL_CFLAGS) $< -o $@

armVIC.o: armVIC.c
	$(CC) -c $(THUMB_IW) -O0 $(ALL_CFLAGS) $< -o $@

uartISR.o: uartISR.c
	$(CC) -c $(THUMB_IW) -O0 $(ALL_CFLAGS) $< -o $@

# Compile: create object files from C source files.
%.o : %.c
	$(CC) -c $(OPTNONE) $(THUMB) $(THUMB_IW) $(ALL_CFLAGS) $< -o $@ 

# Compile: create assembler files from C source files.
%.s : %.c
	$(CC) -S $(THUMB_IW) $(ALL_CFLAGS) $< -o $@

# Assemble: create object files from assembler source files.
%.o : %.S
	$(CC) -c $(THUMB_IW) $(ALL_ASFLAGS) $< -o $@

# Target: clean project.
clean: clean_list

clean_list :
	@$(REMOVE) $(TARGET).bin
	@$(REMOVE) $(TARGET).obj
	@$(REMOVE) $(TARGET).elf
	@$(REMOVE) $(TARGET).map
	@$(REMOVE) $(TARGET).obj
	@$(REMOVE) $(TARGET).a90
	@$(REMOVE) $(TARGET).sym
	@$(REMOVE) $(TARGET).lnk
	@$(REMOVE) $(TARGET).lss
	@$(REMOVE) $(OBJ)
	@$(REMOVE) $(LST)
	@$(REMOVE) $(SRC:.c=.s)
	@$(REMOVE) $(SRC:.c=.d)
	@$(REMOVE) .dep/*
	@$(REMOVE) CRCsum lpc21isp

allclean: clean
	@find . -type d | \
		xargs -ithis echo "(cd this ; rm -f *~)" | /bin/sh

# Include the dependency files.
-include $(shell mkdir .dep 2>/dev/null) $(wildcard .dep/*)

# Listing of phony targets.
.PHONY : all begin finish end sizebefore sizeafter gccversion \
build elf bin lss sym \
clean clean_list program allclean announce