commit f3d73eabef6f440ace2b87c09574953f2baa595e
author Simon Glass <sjg@chromium.org> Tue Jan 04 03:51:13 2022 -0700
committer Heinrich Schuchardt <heinrich.schuchardt@canonical.com> Sat Jan 15 10:57:22 2022 +0100
tree 33ad43f3e1665afb4515d777ca096fd29dca4746
parent ba042530e675086c8a7623402eca125dca614e71

x86: efi: Tweak the code used for the 64-bit EFI app

Add an empty CPU init function to avoid fiddling with low-level CPU
features in the app. Set up the C runtime correctly for 64-bit use
and avoid clearing BSS, since this is done by EFI when U-Boot is loaded.

Signed-off-by: Simon Glass <sjg@chromium.org>

arch/x86/lib/Makefile

diff --git a/arch/x86/lib/Makefile b/arch/x86/lib/Makefile
index 18757b2..e5235b7 100644
--- a/arch/x86/lib/Makefile
+++ b/arch/x86/lib/Makefile
@@ -65,9 +65,8 @@
 
 lib-$(CONFIG_USE_PRIVATE_LIBGCC) += div64.o
 
-ifeq ($(CONFIG_$(SPL_)X86_64),)
-obj-$(CONFIG_EFI_APP) += crt0_ia32_efi.o reloc_ia32_efi.o
-endif
+obj-$(CONFIG_EFI_APP_32BIT) += crt0_ia32_efi.o reloc_ia32_efi.o
+obj-$(CONFIG_EFI_APP_64BIT) += crt0_x86_64_efi.o reloc_x86_64_efi.o
 
 ifneq ($(CONFIG_EFI_STUB),)