[PATCH v2 3/3] kbuild: SPL/TPL: generate separate asm-offsets.h for SPL and TPL

[Tom Rini]

On Fri, Apr 17, 2020 at 04:21:37PM +0900, Masahiro Yamada wrote:

> 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 at gmail.com>
> Signed-off-by: Masahiro Yamada <masahiroy at kernel.org>
> Tested-by: Bin Meng <bmeng.cn at gmail.com>

Applied to u-boot/master, thanks!

-- 
Tom
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