[PATCH 1/2] powerpc/boot: Expose Kconfig symbols to wrapper

[Michael Ellerman]

Michael Ellerman <mpe at ellerman.id.au> writes:
> Joel Stanley <joel at jms.id.au> writes:
>> diff --git a/arch/powerpc/boot/Makefile b/arch/powerpc/boot/Makefile
>> index 0fb96c26136f..eeed74e0dfca 100644
>> --- a/arch/powerpc/boot/Makefile
>> +++ b/arch/powerpc/boot/Makefile
>> @@ -197,9 +197,14 @@ $(obj)/empty.c:
>>  $(obj)/zImage.coff.lds $(obj)/zImage.ps3.lds : $(obj)/%: $(srctree)/$(src)/%.S
>>  	$(Q)cp $< $@
>>  
>> +$(obj)/serial.c: $(obj)/autoconf.h
>> +
>> +$(obj)/autoconf.h: $(obj)/%: $(srctree)/include/generated/%
>> +	$(Q)cp $< $@
>> +
>
> This gives me:
>   make[2]: *** No rule to make target '../include/generated/autoconf.h', needed by 'arch/powerpc/boot/autoconf.h'.  Stop.
>
> The ../ is $(srctree).

Seems autoconf.h is in objtree:

  ~/linux$ make O=build prepare
  ...
  ~/linux$ find . -name autoconf.h
  ./drivers/staging/rtl8723bs/include/autoconf.h
  ./tools/testing/radix-tree/generated/autoconf.h
  ./build/include/generated/autoconf.h


So I'll fix that up.

cheers