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https://github.com/brain-hackers/u-boot-brain
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84f0415201
Coreutils command nproc can be used on Linux and BSD to count the number of available CPU cores. Use this instead of relying on the parsing of the Linux specific proc file system. Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
43 lines
1.1 KiB
Makefile
43 lines
1.1 KiB
Makefile
CROSS_COMPILE := aarch64-linux-gnu-
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output_dir := $(PWD)/../bin
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makejobs := $(nproc)
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makethreads := $(shell dc -e "$(makejobs) 1 + p")
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make_options := GCC49_AARCH64_PREFIX=$CROSS_COMPILE \
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-j$(makethreads) -l$(makejobs)
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BL30_HIKEY := $(output_dir)/mcuimage.bin
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BL33_HIKEY := $(output_dir)/u-boot-hikey.bin
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.PHONY: help
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help:
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@echo "**** Common Makefile ****"
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@echo "example:"
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@echo "make -f build-tf.mak build"
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.PHONY: have-crosscompiler
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have-crosscompiler:
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@echo -n "Check that $(CROSS_COMPILE)gcc is available..."
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@which $(CROSS_COMPILE)gcc > /dev/null ; \
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if [ ! $$? -eq 0 ] ; then \
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echo "ERROR: cross-compiler $(CROSS_COMPILE)gcc not in PATH=$$PATH!" ; \
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echo "ABORTING." ; \
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exit 1 ; \
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else \
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echo "OK" ;\
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fi
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build: have-crosscompiler FORCE
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@echo "Build TF for Hikey..."
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rm -rf build/
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CROSS_COMPILE=$(CROSS_COMPILE) \
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make all fip \
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BL30=$(BL30_HIKEY) \
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BL33=$(BL33_HIKEY) \
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DEBUG=1 \
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PLAT=hikey
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@echo "Copy resulting binaries..."
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cp build/hikey/debug/bl1.bin $(output_dir)/bl1-hikey.bin
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cp build/hikey/debug/fip.bin $(output_dir)/fip-hikey.bin
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FORCE:
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