On Wed, Apr 21, 2021 at 4:15 PM Michael Ellerman <mpe@xxxxxxxxxxxxxx> wrote: > > Randy Dunlap <rdunlap@xxxxxxxxxxxxx> writes: > > Hi, > > > > Is there a way to do this? > > > > $ make ARCH=powerpc randconfig # and force PPC32 > > Sort of: > > $ KCONFIG_ALLCONFIG=arch/powerpc/configs/book3s_32.config make randconfig > > But that also forces BOOK3S. > > > and separately > > $ make ARCH=powerpc randconfig # and force PPC64 > > No. > > ... > > OK, I have a patch that seems for work as far as setting > > PPC32=y or PPC64=y... but it has a problem during linking > > of vmlinux: > > > > crosstool/gcc-9.3.0-nolibc/powerpc-linux/bin/powerpc-linux-ld:./arch/powerpc/kernel/vmlinux.lds:6: syntax error > > > > and the (bad) generated vmlinux.lds file says (at line 6): > > > > OUTPUT_ARCH(1:common) > > > > while it should say: > > > > OUTPUT_ARCH(powerpc:common) > > > > Does anyone have any ideas about this problem? > > I guess your patch broke something? :D > Not sure sorry. > > What about something like this? > > cheers > > > diff --git a/arch/powerpc/Makefile b/arch/powerpc/Makefile > index 3212d076ac6a..712c5e8768ce 100644 > --- a/arch/powerpc/Makefile > +++ b/arch/powerpc/Makefile > @@ -376,6 +376,16 @@ PHONY += ppc64_book3e_allmodconfig > $(Q)$(MAKE) KCONFIG_ALLCONFIG=$(srctree)/arch/powerpc/configs/85xx-64bit.config \ > -f $(srctree)/Makefile allmodconfig > > +PHONY += ppc32_randconfig > +ppc32_randconfig: > + $(Q)$(MAKE) KCONFIG_ALLCONFIG=$(srctree)/arch/powerpc/configs/32-bit.config \ > + -f $(srctree)/Makefile randconfig > + > +PHONY += ppc64_randconfig > +ppc64_randconfig: > + $(Q)$(MAKE) KCONFIG_ALLCONFIG=$(srctree)/arch/powerpc/configs/64-bit.config \ > + -f $(srctree)/Makefile randconfig > + > define archhelp > @echo '* zImage - Build default images selected by kernel config' > @echo ' zImage.* - Compressed kernel image (arch/$(ARCH)/boot/zImage.*)' > diff --git a/arch/powerpc/configs/32-bit.config b/arch/powerpc/configs/32-bit.config > new file mode 100644 > index 000000000000..bdf833009006 > --- /dev/null > +++ b/arch/powerpc/configs/32-bit.config > @@ -0,0 +1 @@ > +CONFIG_PPC64=n Please do: # CONFIG_PPC64 is not set > diff --git a/arch/powerpc/configs/64-bit.config b/arch/powerpc/configs/64-bit.config > new file mode 100644 > index 000000000000..0fe6406929e2 > --- /dev/null > +++ b/arch/powerpc/configs/64-bit.config > @@ -0,0 +1 @@ > +CONFIG_PPC64=y > -- Best Regards Masahiro Yamada
