Hi Simon, On Wed, Jul 22, 2015 at 11:49 PM, Simon Glass <s...@chromium.org> wrote: > Add support for building a 32/64-bit EFI stub for x86. This involves > building the startup and relocation code for either i386 or x86_64. > > Signed-off-by: Simon Glass <s...@chromium.org> > --- > > arch/x86/lib/Makefile | 16 +++++++++++++++- > 1 file changed, 15 insertions(+), 1 deletion(-) > > diff --git a/arch/x86/lib/Makefile b/arch/x86/lib/Makefile > index 77bba16..fb4a73c 100644 > --- a/arch/x86/lib/Makefile > +++ b/arch/x86/lib/Makefile > @@ -11,6 +11,20 @@ else > obj-$(CONFIG_ARCH_EFI) += crt0-efi-ia64.o reloc_ia64.o > endif > > +ifneq ($(CONFIG_EFI_STUB),) > +CFLAGS_REMOVE_reloc_ia32.o += -mregparm=3 > +CFLAGS_reloc_ia32.o += -fpic -fshort-wchar > + > +CFLAGS_REMOVE_reloc_x86_64.o += -mregparm=3 -march=i386 -m32 > +CFLAGS_reloc_x86_64.o += -fpic -fshort-wchar > + > +AFLAGS_REMOVE_crt0-efi-x86_64.o += -mregparm=3 -march=i386 -m32 > +AFLAGS_crt0-efi-x86_64.o += -fpic -fshort-wchar > +
I don't see AFLAGS_REMOVE_crt0-efi-ia32.o and AFLAGS_crt0-efi-ia32.o. Are they not needed? > +extra-$(CONFIG_EFI_STUB_32BIT) += crt0-efi-ia32.o reloc_ia32.o > +extra-$(CONFIG_EFI_STUB_64BIT) += crt0-efi-x86_64.o reloc_x86_64.o > +endif > + > obj-y += bios.o > obj-y += bios_asm.o > obj-y += bios_interrupts.o > @@ -40,7 +54,7 @@ obj-$(CONFIG_SYS_X86_TSC_TIMER) += tsc_timer.o > obj-$(CONFIG_CMD_ZBOOT) += zimage.o > obj-$(CONFIG_HAVE_FSP) += fsp/ > > -extra-$(CONFIG_USE_PRIVATE_LIBGCC) := lib.a > +extra-$(CONFIG_USE_PRIVATE_LIBGCC) += lib.a > > NORMAL_LIBGCC = $(shell $(CC) $(PLATFORM_CPPFLAGS) -print-libgcc-file-name) > OBJCOPYFLAGS := --prefix-symbols=__normal_ > -- Regards, Bin _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de http://lists.denx.de/mailman/listinfo/u-boot
