1b2441318SGreg Kroah-Hartman# SPDX-License-Identifier: GPL-2.0 2d23dddf8SSami TolvanenCFLAGS_REMOVE_empty.o += $(CC_FLAGS_LTO) 3c0dd6716SJosh Poimboeuf 4faabed29SMasahiro Yamadahostprogs-always-y += modpost mk_elfconfig 5faabed29SMasahiro Yamadaalways-y += empty.o 61da177e4SLinus Torvalds 7*40745327SJack Brennenmodpost-objs := modpost.o file2alias.o sumversion.o symsearch.o 81da177e4SLinus Torvalds 96543becfSAndreas Schwabdevicetable-offsets-file := devicetable-offsets.h 106543becfSAndreas Schwab 11ebf003f0SMatthias Kaehlcke$(obj)/$(devicetable-offsets-file): $(obj)/devicetable-offsets.s FORCE 12ebf003f0SMatthias Kaehlcke $(call filechk,offsets,__DEVICETABLE_OFFSETS_H__) 136543becfSAndreas Schwab 14bd701343SJan Beulichtargets += $(devicetable-offsets-file) devicetable-offsets.s 1522fc4273SAndreas Schwab 161da177e4SLinus Torvalds# dependencies on generated files need to be listed explicitly 171da177e4SLinus Torvalds 18*40745327SJack Brennen$(obj)/modpost.o $(obj)/file2alias.o $(obj)/sumversion.o $(obj)/symsearch.o: $(obj)/elfconfig.h 196543becfSAndreas Schwab$(obj)/file2alias.o: $(obj)/$(devicetable-offsets-file) 201da177e4SLinus Torvalds 211da177e4SLinus Torvaldsquiet_cmd_elfconfig = MKELF $@ 229e1b9b80SAlan Jenkins cmd_elfconfig = $(obj)/mk_elfconfig < $< > $@ 231da177e4SLinus Torvalds 241da177e4SLinus Torvalds$(obj)/elfconfig.h: $(obj)/empty.o $(obj)/mk_elfconfig FORCE 251da177e4SLinus Torvalds $(call if_changed,elfconfig) 261da177e4SLinus Torvalds 271da177e4SLinus Torvaldstargets += elfconfig.h 28