From e7b5dd0e1dd5eacd13bee7bc5da2eeea8882e668 Mon Sep 17 00:00:00 2001 From: Jonas Gorski Date: Thu, 16 Jul 2015 11:12:52 +0000 Subject: [PATCH] image.mk: add a BuildDTB define Add a Image/BuildDTB command that takes the path to an dts file and applies the CPP using the default include directories, then uses dtc to compile the dts as the specified output file. Additional CPP and DTC flags can be supplied as additional arguments. Signed-off-by: Jonas Gorski SVN-Revision: 46389 --- include/image.mk | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/include/image.mk b/include/image.mk index 6767e76dc1..a20e090fe7 100644 --- a/include/image.mk +++ b/include/image.mk @@ -126,6 +126,22 @@ define Image/BuildKernel/MkFIT PATH=$(LINUX_DIR)/scripts/dtc:$(PATH) mkimage -f $(KDIR)/fit-$(1).its $(KDIR)/fit-$(1)$(7).itb endef +# $(1) source dts file +# $(2) target dtb file +# $(3) extra CPP flags +# $(4) extra DTC flags +define Image/BuildDTB + $(CPP) -nostdinc -x assembler-with-cpp \ + -I$(LINUX_DIR)/arch/$(ARCH)/boot/dts \ + -I$(LINUX_DIR)/arch/$(ARCH)/boot/dts/include \ + -undef -D__DTS__ $(3) \ + -o $(2).tmp $(1) + $(LINUX_DIR)/scripts/dtc/dtc -O dtb \ + -i$(dir $(1)) $(4) \ + -o $(2) $(2).tmp + $(RM) $(2).tmp +endef + define Image/mkfs/jffs2/sub $(STAGING_DIR_HOST)/bin/mkfs.jffs2 $(3) --pad -e $(patsubst %k,%KiB,$(1)) -o $(KDIR)/root.jffs2-$(2) -d $(TARGET_DIR) -v 2>&1 1>/dev/null | awk '/^.+$$$$/' $(call add_jffs2_mark,$(KDIR)/root.jffs2-$(2)) -- 2.30.2