120 lines
3.0 KiB
Makefile
120 lines
3.0 KiB
Makefile
# Hey Emacs, this is a -*- makefile -*-
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#
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# Copyright 2009 Uwe Hermann <uwe@hermann-uwe.de>
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# Copyright 2010 Piotr Esden-Tempski <piotr@esden.net>
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# Copyright 2012 Michael Ossmann <mike@ossmann.com>
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# Copyright 2012 Benjamin Vernoux <titanmkd@gmail.com>
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#
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# This file is part of HackRF.
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2, or (at your option)
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# any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; see the file COPYING. If not, write to
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# the Free Software Foundation, Inc., 51 Franklin Street,
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# Boston, MA 02110-1301, USA.
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#
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# derived primarily from Makefiles in libopencm3
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BOARD ?= JELLYBEAN
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HACKRF_OPTS = -D$(BOARD)
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# comment to disable RF transmission
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HACKRF_OPTS += -DTX_ENABLE
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LDSCRIPT ?= ../common/LPC4330_M4.ld
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LIBOPENCM3 ?= /usr/local/arm-none-eabi
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PREFIX ?= arm-none-eabi
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#PREFIX ?= arm-elf
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CC = $(PREFIX)-gcc
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LD = $(PREFIX)-gcc
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OBJCOPY = $(PREFIX)-objcopy
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OBJDUMP = $(PREFIX)-objdump
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GDB = $(PREFIX)-gdb
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TOOLCHAIN_DIR := $(shell dirname `which $(CC)`)/../$(PREFIX)
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-fno-common -mcpu=cortex-m4 -mthumb -MD \
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CFLAGS += -std=c99 -O2 -g3 -Wall -Wextra -I$(LIBOPENCM3)/include -I../common \
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-mfloat-abi=hard -mfpu=fpv4-sp-d16 \
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$(HACKRF_OPTS)
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#LDSCRIPT ?= $(BINARY).ld
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LDFLAGS += -L$(TOOLCHAIN_DIR)/lib/armv7e-m/fpu \
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-L$(LIBOPENCM3)/lib -L$(LIBOPENCM3)/lib/lpc43xx \
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-T$(LDSCRIPT) -nostartfiles \
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-Wl,--gc-sections -Xlinker -Map=$(BINARY).map
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OBJ = $(SRC:.c=.o)
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# Be silent per default, but 'make V=1' will show all compiler calls.
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ifneq ($(V),1)
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Q := @
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NULL := 2>/dev/null
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else
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LDFLAGS += -Wl,--print-gc-sections
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endif
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.SUFFIXES: .elf .bin .hex .srec .list .images
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.SECONDEXPANSION:
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.SECONDARY:
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all: images
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images: $(BINARY).images
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flash: $(BINARY).flash
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%.images: %.bin %.hex %.srec %.list
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@#echo "*** $* images generated ***"
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%.bin: %.elf
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@#printf " OBJCOPY $(*).bin\n"
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$(Q)$(OBJCOPY) -Obinary $(*).elf $(*).bin
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%.hex: %.elf
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@#printf " OBJCOPY $(*).hex\n"
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$(Q)$(OBJCOPY) -Oihex $(*).elf $(*).hex
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%.srec: %.elf
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@#printf " OBJCOPY $(*).srec\n"
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$(Q)$(OBJCOPY) -Osrec $(*).elf $(*).srec
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%.list: %.elf
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@#printf " OBJDUMP $(*).list\n"
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$(Q)$(OBJDUMP) -S $(*).elf > $(*).list
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%.elf: $(OBJ) $(LDSCRIPT)
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@#printf " LD $(subst $(shell pwd)/,,$(@))\n"
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$(Q)$(LD) $(LDFLAGS) -o $(*).elf $(OBJ) -lopencm3_lpc43xx
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%.o: %.c Makefile
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@#printf " CC $(subst $(shell pwd)/,,$(@))\n"
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$(Q)$(CC) $(CFLAGS) -o $@ -c $<
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clean:
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$(Q)rm -f *.o
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$(Q)rm -f *.d
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$(Q)rm -f *.elf
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$(Q)rm -f *.bin
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$(Q)rm -f *.hex
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$(Q)rm -f *.srec
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$(Q)rm -f *.list
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$(Q)rm -f *.map
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$(Q)rm -f *.lst
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$(Q)rm -f ../common/*.o
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$(Q)rm -f ../common/*.d
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$(Q)rm -f ../common/*.lst
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.PHONY: images clean
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-include $(OBJ:.o=.d)
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