1 # SPDX-License-Identifier: GPL-2.0 !! 1 OBJECT_FILES_NON_STANDARD := y
2 CFLAGS_REMOVE_empty.o += $(CC_FLAGS_LTO) <<
3 2
4 hostprogs-always-y += modpost mk_elfconfi !! 3 hostprogs-y := modpost mk_elfconfig
5 always-y += empty.o !! 4 always := $(hostprogs-y) empty.o
6 5
7 modpost-objs := modpost.o file2alias.o sumv !! 6 modpost-objs := modpost.o file2alias.o sumversion.o
8 7
9 devicetable-offsets-file := devicetable-offset 8 devicetable-offsets-file := devicetable-offsets.h
10 9
11 $(obj)/$(devicetable-offsets-file): $(obj)/dev !! 10 define sed-y
12 $(call filechk,offsets,__DEVICETABLE_O !! 11 "/^->/{s:->#\(.*\):/* \1 */:; \
>> 12 s:^->\([^ ]*\) [\$$#]*\([-0-9]*\) \(.*\):#define \1 \2 /* \3 */:; \
>> 13 s:^->\([^ ]*\) [\$$#]*\([^ ]*\) \(.*\):#define \1 \2 /* \3 */:; \
>> 14 s:->::; p;}"
>> 15 endef
>> 16
>> 17 quiet_cmd_offsets = GEN $@
>> 18 define cmd_offsets
>> 19 (set -e; \
>> 20 echo "#ifndef __DEVICETABLE_OFFSETS_H__"; \
>> 21 echo "#define __DEVICETABLE_OFFSETS_H__"; \
>> 22 echo "/*"; \
>> 23 echo " * DO NOT MODIFY."; \
>> 24 echo " *"; \
>> 25 echo " * This file was generated by Kbuild"; \
>> 26 echo " *"; \
>> 27 echo " */"; \
>> 28 echo ""; \
>> 29 sed -ne $(sed-y) $<; \
>> 30 echo ""; \
>> 31 echo "#endif" ) > $@
>> 32 endef
>> 33
>> 34 $(obj)/$(devicetable-offsets-file): $(obj)/devicetable-offsets.s
>> 35 $(call if_changed,offsets)
13 36
14 targets += $(devicetable-offsets-file) devicet 37 targets += $(devicetable-offsets-file) devicetable-offsets.s
15 38
16 # dependencies on generated files need to be l 39 # dependencies on generated files need to be listed explicitly
17 40
18 $(obj)/modpost.o $(obj)/file2alias.o $(obj)/su !! 41 $(obj)/modpost.o $(obj)/file2alias.o $(obj)/sumversion.o: $(obj)/elfconfig.h
19 $(obj)/file2alias.o: $(obj)/$(devicetable-offs 42 $(obj)/file2alias.o: $(obj)/$(devicetable-offsets-file)
20 43
21 quiet_cmd_elfconfig = MKELF $@ 44 quiet_cmd_elfconfig = MKELF $@
22 cmd_elfconfig = $(obj)/mk_elfconfig < $< 45 cmd_elfconfig = $(obj)/mk_elfconfig < $< > $@
23 46
24 $(obj)/elfconfig.h: $(obj)/empty.o $(obj)/mk_e 47 $(obj)/elfconfig.h: $(obj)/empty.o $(obj)/mk_elfconfig FORCE
25 $(call if_changed,elfconfig) 48 $(call if_changed,elfconfig)
26 49
27 targets += elfconfig.h 50 targets += elfconfig.h
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