1# $FreeBSD$ 2 3.include <bsd.init.mk> 4# Grab all the options for a kernel build. For backwards compat, we need to 5# do this after bsd.own.mk. 6.include "kern.opts.mk" 7 8DTC?= dtc 9 10.if !defined(SYSDIR) 11.if defined(S) 12SYSDIR= ${S} 13.else 14# Search for kernel source tree in standard places. 15.for _dir in ${.CURDIR}/../.. ${.CURDIR}/../../.. /sys /usr/src/sys 16.if exists(${_dir}/kern/) 17SYSDIR= ${_dir:tA} 18.endif 19.endfor 20.endif # defined(S) 21.endif # defined(SYSDIR) 22 23.if !defined(SYSDIR) || !exists(${SYSDIR}/kern/) 24.error "can't find kernel source tree" 25.endif 26 27DTB=${DTS:T:R:S/$/.dtb/} 28DTBO=${DTSO:T:R:S/$/.dtbo/} 29 30.SUFFIXES: .dtb .dts .dtbo .dtso 31.PATH.dts: ${SYSDIR}/gnu/dts/${MACHINE} ${SYSDIR}/dts/${MACHINE} 32.PATH.dtso: ${SYSDIR}/dts/${MACHINE}/overlays 33 34.export DTC ECHO 35 36.dts.dtb: ${OP_META} 37 @${ECHO} Generating ${.TARGET} from ${.IMPSRC} 38 @${SYSDIR}/tools/fdt/make_dtb.sh ${SYSDIR} ${.IMPSRC} ${.OBJDIR} 39 40.dtso.dtbo: ${OP_META} 41 @${ECHO} Generating ${.TARGET} from ${.IMPSRC} 42 @${SYSDIR}/tools/fdt/make_dtbo.sh ${SYSDIR} ${.IMPSRC} ${.OBJDIR} 43 44# Add dependencies on the source file so that out-of-tree things can be included 45# without any .PATH additions. 46.for _dts in ${DTS} 47${_dts:R:T}.dtb: ${_dts} 48.endfor 49 50.for _dtso in ${DTSO} 51${_dtso:R:T}.dtbo: ${_dtso} 52.endfor 53 54_dtbinstall: 55# Need to create this because installkernel doesn't invoke mtree with BSD.root.mtree 56# to make sure the tree is setup properly. We don't recreate it to avoid duplicate 57# entries in the NO_ROOT case. 58 test -d ${DESTDIR}${DTBDIR} || ${INSTALL} -d -o ${DTBOWN} -g ${DTBGRP} ${DESTDIR}${DTBDIR} 59.for _dtb in ${DTB} 60.if ${MACHINE_CPUARCH} == "aarch64" 61 # :H:T here to grab the vendor component of the DTB path in a way that 62 # allows out-of-tree DTS builds, too. We make the assumption that 63 # out-of-tree DTS will have a similar directory structure to in-tree, 64 # with .dts files appearing in a vendor/ directory. 65 test -d ${DESTDIR}${DTBDIR}/${_dtb:H:T} || ${INSTALL} -d -o ${DTBOWN} -g ${DTBGRP} ${DESTDIR}${DTBDIR}/${_dtb:H:T} 66 ${INSTALL} -o ${DTBOWN} -g ${DTBGRP} -m ${DTBMODE} \ 67 ${_INSTALLFLAGS} ${_dtb:T} ${DESTDIR}${DTBDIR}/${_dtb:H:T} 68.else 69 ${INSTALL} -o ${DTBOWN} -g ${DTBGRP} -m ${DTBMODE} \ 70 ${_INSTALLFLAGS} ${_dtb} ${DESTDIR}${DTBDIR}/ 71.endif 72.endfor 73 test -d ${DESTDIR}${DTBODIR} || ${INSTALL} -d -o ${DTBOWN} -g ${DTBGRP} ${DESTDIR}${DTBODIR} 74.for _dtbo in ${DTBO} 75 ${INSTALL} -o ${DTBOWN} -g ${DTBGRP} -m ${DTBMODE} \ 76 ${_INSTALLFLAGS} ${_dtbo} ${DESTDIR}${DTBODIR}/ 77.endfor 78