1 # SPDX-License-Identifier: GPL-2.0 1 # SPDX-License-Identifier: GPL-2.0
2 # ============================================ 2 # ===========================================================================
3 # Post-link x86 pass !! 3 # Post-link MIPS pass
4 # ============================================ 4 # ===========================================================================
5 # 5 #
6 # 1. Separate relocations from vmlinux into vm !! 6 # 1. Check that Loongson3 LL/SC workarounds are applied correctly
7 # 2. Strip relocations from vmlinux. !! 7 # 2. Insert relocations into vmlinux
8 8
9 PHONY := __archpost 9 PHONY := __archpost
10 __archpost: 10 __archpost:
11 11
12 -include include/config/auto.conf 12 -include include/config/auto.conf
13 include $(srctree)/scripts/Kbuild.include 13 include $(srctree)/scripts/Kbuild.include
14 14
15 CMD_RELOCS = arch/x86/tools/relocs !! 15 CMD_LS3_LLSC = arch/mips/tools/loongson3-llsc-check
16 OUT_RELOCS = arch/x86/boot/compressed !! 16 quiet_cmd_ls3_llsc = LLSCCHK $@
17 quiet_cmd_relocs = RELOCS $(OUT_RELOCS)/$@.re !! 17 cmd_ls3_llsc = $(CMD_LS3_LLSC) $@
18 cmd_relocs = \ !! 18
19 mkdir -p $(OUT_RELOCS); \ !! 19 CMD_RELOCS = arch/mips/boot/tools/relocs
20 $(CMD_RELOCS) $@ > $(OUT_RELOCS)/$@.re !! 20 quiet_cmd_relocs = RELOCS $@
21 $(CMD_RELOCS) --abs-relocs $@ !! 21 cmd_relocs = $(CMD_RELOCS) $@
22 <<
23 quiet_cmd_strip_relocs = RSTRIP $@ <<
24 cmd_strip_relocs = \ <<
25 $(OBJCOPY) --remove-section='.rel.*' - <<
26 --remove-section='.rela.*' <<
27 22
28 # `@true` prevents complaint when there is not 23 # `@true` prevents complaint when there is nothing to be done
29 24
30 vmlinux: FORCE 25 vmlinux: FORCE
31 @true 26 @true
32 ifeq ($(CONFIG_X86_NEED_RELOCS),y) !! 27 ifeq ($(CONFIG_CPU_LOONGSON3_WORKAROUNDS),y)
33 $(call cmd,relocs) !! 28 $(call if_changed,ls3_llsc)
34 $(call cmd,strip_relocs) <<
35 endif 29 endif
>> 30 ifeq ($(CONFIG_RELOCATABLE),y)
>> 31 $(call if_changed,relocs)
>> 32 endif
>> 33
>> 34 %.ko: FORCE
>> 35 @true
36 36
37 clean: 37 clean:
38 @rm -f $(OUT_RELOCS)/vmlinux.relocs !! 38 @true
39 39
40 PHONY += FORCE clean 40 PHONY += FORCE clean
41 41
42 FORCE: 42 FORCE:
43 43
44 .PHONY: $(PHONY) 44 .PHONY: $(PHONY)
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