Hi Pierre-Clément, On Wed, 16 Mar 2022 at 09:40, Pierre-Clément Tosi <[email protected]> wrote: > > Some headers included (possibly indirectly) from .dts files might have > U-Boot specific content relying on the __UBOOT__ macro passed to CPP > when building C code. In that case, it would be sensible for DTC to see > that content instead of the non-U-Boot one. To do so, pass the macro to > the pre-processor when generate DTC inputs.
Can you give an example of such a situation? > > Signed-off-by: Pierre-Clément Tosi <[email protected]> > Cc: Simon Glass <[email protected]> > --- > scripts/Makefile.lib | 1 + > 1 file changed, 1 insertion(+) Reviewed-by: Simon Glass <[email protected]> > > diff --git a/scripts/Makefile.lib b/scripts/Makefile.lib > index c14da10de7..d7b548dce8 100644 > --- a/scripts/Makefile.lib > +++ b/scripts/Makefile.lib > @@ -192,6 +192,7 @@ dtc_cpp_flags = -Wp,-MD,$(depfile).pre.tmp -nostdinc > \ > -I$(srctree)/arch/$(ARCH)/include \ > -include $(srctree)/include/linux/kconfig.h \ > -D__ASSEMBLY__ \ > + -D__UBOOT__ \ > -undef -D__DTS__ > > # Finds the multi-part object the current object will be linked into > -- > 2.35.1.723.g4982287a31-goog >
