113 lines
3.9 KiB
Makefile
113 lines
3.9 KiB
Makefile
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# file Makefile
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# copyright Copyright (c) 2014 Toradex AG
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# [Software License Agreement]
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# author $Author$
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# version $Rev$
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# date $Date$
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# brief a simple makefile to (cross) compile.
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# uses the openembedded provided sysroot and toolchain
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# target linux on Colibri T20 / Colibri T30 / Colibri VF50 / Colibri VF61 / Apalis T30 / Apalis IMX6Q/D
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# caveats -
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##############################################################################
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# Setup your project settings
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##############################################################################
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# Set the input source files, the binary name and used libraries to link
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SRCS = pos-elinux.o co-proc.o
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PROG := pos
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LIBS = -lm -lpthread
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MACHINE ?= colibri-vf
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# Set arch flags
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ARCH_CFLAGS = -march=armv7-a -fno-tree-vectorize -mthumb-interwork -mfloat-abi=hard
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ifeq ($(MACHINE), colibri-t20)
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ARCH_FLAGS += -mfpu=vfpv3-d16 -mtune=cortex-a9
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else ifeq ($(MACHINE), colibri-t30)
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ARCH_FLAGS += -mfpu=neon -mtune=cortex-a9
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else ifeq ($(MACHINE), colibri-vf)
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ARCH_FLAGS += -mfpu=neon -mtune=cortex-a5
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else ifeq ($(MACHINE), apalis-t30)
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ARCH_FLAGS += -mfpu=neon -mtune=cortex-a9
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else ifeq ($(MACHINE), apalis-imx6)
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ARCH_FLAGS += -mfpu=neon -mtune=cortex-a9
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CFLAGS += -DAPALIS_IMX6
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else ifeq ($(MACHINE), colibri-imx6)
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ARCH_FLAGS += -mfpu=neon -mtune=cortex-a9
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CFLAGS += -DCOLIBRI_IMX6
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else ifeq ($(MACHINE), colibri-imx7)
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ARCH_FLAGS += -mfpu=neon -mtune=cortex-a7
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CFLAGS += -DCOLIBRI_IMX7
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else ifeq ($(MACHINE), apalis-tk1)
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ARCH_FLAGS += -mfpu=neon -mtune=cortex-a15
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CFLAGS += -DAPALIS_TK1
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else
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$(error MACHINE is not set to a valid target)
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endif
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# Set flags to the compiler and linker
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CFLAGS += -O2 -g -Wall -DNV_IS_LDK=1 $(ARCH_CFLAGS) `$(PKG-CONFIG) --cflags gtk+-2.0` --sysroot=$(OECORE_TARGET_SYSROOT) -I$(OECORE_TARGET_SYSROOT)include
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#LDFLAGS += $(OECORE_TARGET_SYSROOT)/lib/libsoc.a
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LDFLAGS += `$(PKG-CONFIG) --libs gtk+-2.0` -rdynamic
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##############################################################################
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# Setup your build environment
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##############################################################################
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# Set the path to the oe built sysroot and
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# Set the prefix for the cross compiler
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OECORE_NATIVE_SYSROOT ?= /usr/local/oecore-x86_64/sysroots/x86_64-angstromsdk-linux
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OECORE_TARGET_SYSROOT ?= /usr/local/oecore-x86_64/sysroots/armv7at2hf-neon-angstrom-linux-gnueabi/
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CROSS_COMPILE ?= $(OECORE_NATIVE_SYSROOT)usr/bin/arm-angstrom-linux-gnueabi/arm-angstrom-linux-gnueabi-
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##############################################################################
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# The rest of the Makefile usually needs no change
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##############################################################################
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# Set differencies between native and cross compilation
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ifneq ($(strip $(CROSS_COMPILE)),)
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LDFLAGS += -L$(OECORE_TARGET_SYSROOT)usr/lib -Wl,-rpath-link,$(OECORE_TARGET_SYSROOT)usr/lib -L$(OECORE_TARGET_SYSROOT)lib -Wl,-rpath-link,$(OECORE_TARGET_SYSROOT)lib
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BIN_POSTFIX =
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PKG-CONFIG = export PKG_CONFIG_SYSROOT_DIR=$(OECORE_TARGET_SYSROOT); \
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export PKG_CONFIG_PATH=$(OECORE_TARGET_SYSROOT)/usr/lib/pkgconfig/; \
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$(OECORE_NATIVE_SYSROOT)/usr/bin/pkg-config
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else
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# Native compile
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PKG-CONFIG = pkg-config
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ARCH_CFLAGS =
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# Append .x86 to the object files and binaries, so that native and cross builds can live side by side
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BIN_POSTFIX = .x86
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endif
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# Toolchain binaries
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CC = $(CROSS_COMPILE)gcc
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LD = $(CROSS_COMPILE)ld
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STRIP = $(CROSS_COMPILE)strip
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RM = rm -f
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# Sets the output filename and object files
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PROG := $(PROG)$(BIN_POSTFIX)
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OBJS = $(SRCS:.c=$(BIN_POSTFIX).o)
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DEPS = $(OBJS:.o=.o.d)
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# pull in dependency info for *existing* .o files
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-include $(DEPS)
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.DEFAULT_GOAL := all
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all: $(PROG)
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$(PROG): $(OBJS) Makefile
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$(CC) $(CFLAGS) $(OBJS) $(LIBS) $(LDFLAGS) -o $@
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$(STRIP) $@
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%$(BIN_POSTFIX).o: %.c
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$(CC) -c $(CFLAGS) -o $@ $<
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$(CC) -MM $(CFLAGS) $< > $@.d
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clean:
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$(RM) $(OBJS) $(PROG) $(DEPS)
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.PHONY: all clean
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