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	Currently generic-asm-offsets.h and asm-offsets.h are generated based
on U-Boot proper config options. The same asm-offsets headers are used
for building U-Boot SPL/TPL, which causes potential offset mismatch if
U-Boot proper has different config options from U-Boot SPL/TPL.
This commit adds:
  spl/include/generated/(generic-)asm-offsets.h
  tpl/include/generated/(generic-)asm-offsets.h
spl/include/generated/(generic-)asm-offsets.h is generated if
CONFIG_SPL=y, and included when building SPL.
tpl/include/generated/(generic-)asm-offsets.h is generated if
CONFIG_TPL=y, and included when building TPL.
They are created before Kbuild descends into SPL/TPL object directories
and builds $(obj)/dts/dt-platdata.o because $(obj)/dts/dt-platdata.c
includes a bunch of headers.
Prepend -I$(obj)/include to $(UBOOTINCLUDE) so (generic-)asm-offsets.h
is searched in {spl,tpl}/include/generated/.
Requested-by: Bin Meng <bmeng.cn@gmail.com>
Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
Tested-by: Bin Meng <bmeng.cn@gmail.com>
		
	
			
		
			
				
	
	
		
			30 lines
		
	
	
		
			737 B
		
	
	
	
		
			Makefile
		
	
	
	
	
	
			
		
		
	
	
			30 lines
		
	
	
		
			737 B
		
	
	
	
		
			Makefile
		
	
	
	
	
	
| # SPDX-License-Identifier: GPL-2.0
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| #
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| # Kbuild for top-level directory of U-Boot
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| 
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| #####
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| # Generate generic-asm-offsets.h
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| 
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| generic-offsets-file := include/generated/generic-asm-offsets.h
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| 
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| always  := $(generic-offsets-file)
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| targets := lib/asm-offsets.s
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| 
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| $(obj)/$(generic-offsets-file): $(obj)/lib/asm-offsets.s FORCE
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| 	$(call filechk,offsets,__GENERIC_ASM_OFFSETS_H__)
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| 
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| #####
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| # Generate asm-offsets.h
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| 
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| ifneq ($(wildcard $(srctree)/arch/$(ARCH)/lib/asm-offsets.c),)
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| offsets-file := include/generated/asm-offsets.h
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| endif
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| 
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| always  += $(offsets-file)
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| targets += arch/$(ARCH)/lib/asm-offsets.s
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| 
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| CFLAGS_asm-offsets.o := -DDO_DEPS_ONLY
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| 
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| $(obj)/$(offsets-file): $(obj)/arch/$(ARCH)/lib/asm-offsets.s FORCE
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| 	$(call filechk,offsets,__ASM_OFFSETS_H__)
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