xref: /src/sys/conf/dts.mk

# $NetBSD: dts.mk,v 1.1 2017/07/15 15:20:52 christos Exp $

DTSINC?=$S/external/gpl2/dts/dist/include
DTSGNUPATH?=$S/external/gpl2/dts/dist/arch/${MACHINE_CPU}/boot/dts
DTSPATH?=$S/arch/${MACHINE_CPU}/dts
DTSPADDING?=1024

.SUFFIXES: .dtd .dtb .dts

.dts.dtd:
	${TOOL_DTC} -i ${DTSINC} -i ${DTSPATH} -i ${DTSGNUPATH} -I dts -O dtb \
	    -p ${DTSPADDING} -b 0 -o /dev/null -d /dev/stdout ${.IMPSRC} | \
	${TOOL_SED} -e 's@/dev/null@${.TARGET:.dtd=.dtb}@' > ${.TARGET}

.dts.dtb:
	${CPP} -P -xassembler-with-cpp -I ${DTSINC} -I ${DTSPATH} \
	    -I ${DTSGNUPATH} -include ${.IMPSRC} /dev/null | \
	${TOOL_DTC} -i ${DTSINC} -i ${DTSPATH} -i ${DTSGNUPATH} -I dts -O dtb \
	    -p ${DTSPADDING} -b 0 -o ${.TARGET}

.PATH.dts: ${DTSPATH} ${DTSGNUPATH}

DEPS+= ${DTS:.dts=.dtd}
DTB= ${DTS:.dts=.dtb}

all: ${DTB}