system/arm/dt/Makefile

# Copyright (c) 2015-2016 ARM Limited
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# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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# Authors: Andreas Sandberg

CPP?=cpp
DTC?=dtc

DTC_CPP_FLAGS=-nostdinc -undef

TARGETS=\
	armv7_gem5_v1_1cpu.dtb armv7_gem5_v1_2cpu.dtb \
	armv7_gem5_v1_4cpu.dtb armv7_gem5_v1_8cpu.dtb \
	armv7_gem5_v1_16cpu.dtb \
	armv8_gem5_v1_1cpu.dtb armv8_gem5_v1_2cpu.dtb \
	armv8_gem5_v1_4cpu.dtb armv8_gem5_v1_8cpu.dtb \
	armv8_gem5_v1_16cpu.dtb \
	armv8_gem5_v1_big_little_2_2.dtb \
	armv8_gem5_v1_big_little_2_4.dtb

GEN_DTS=mkdir -p .gen; \
	$(CPP) -x assembler-with-cpp \
		$(DTC_CPP_FLAGS) \
		-DCONF_PLATFORM=\"platforms/$(1)\" \
		-DCONF_CPUS=$(2) \
		-o $@ $<

all: $(TARGETS)

.gen/armv7_gem5_v1_%cpu.dts: armv7.dts platforms/vexpress_gem5_v1.dtsi
	$(call GEN_DTS,vexpress_gem5_v1.dtsi,$*)

.gen/armv8_gem5_v1_%cpu.dts: armv8.dts platforms/vexpress_gem5_v1.dtsi
	$(call GEN_DTS,vexpress_gem5_v1.dtsi,$*)

.gen/armv8_gem5_v1_big_little%.dts: armv8_big_little.dts \
	platforms/vexpress_gem5_v1.dtsi
	$(call GEN_DTS,vexpress_gem5_v1.dtsi,$*)

%.dtb: .gen/%.dts
	$(DTC) -I dts -O dtb -o $@ $<


clean:
	$(RM) -r .gen
	$(RM) *.dtb