1 # SPDX-License-Identifier: GPL-2.0
2 OBJECT_FILES_NON_STANDARD := y
3 CFLAGS_REMOVE_empty.o += $(CC_FLAGS_LTO)
5 hostprogs-always-y += modpost mk_elfconfig
8 modpost-objs := modpost.o file2alias.o sumversion.o
10 devicetable-offsets-file := devicetable-offsets.h
12 $(obj)/$(devicetable-offsets-file): $(obj)/devicetable-offsets.s FORCE
13 $(call filechk,offsets,__DEVICETABLE_OFFSETS_H__)
15 targets += $(devicetable-offsets-file) devicetable-offsets.s
17 # dependencies on generated files need to be listed explicitly
19 $(obj)/modpost.o $(obj)/file2alias.o $(obj)/sumversion.o: $(obj)/elfconfig.h
20 $(obj)/file2alias.o: $(obj)/$(devicetable-offsets-file)
22 quiet_cmd_elfconfig = MKELF $@
23 cmd_elfconfig = $(obj)/mk_elfconfig < $< > $@
25 $(obj)/elfconfig.h: $(obj)/empty.o $(obj)/mk_elfconfig FORCE
26 $(call if_changed,elfconfig)
28 targets += elfconfig.h