From dca9220c355612beeb5b78ff1c4be54d626fbb5b Mon Sep 17 00:00:00 2001 From: Simon Glass Date: Mon, 16 Jan 2017 07:03:48 -0700 Subject: x86: Add 64-bit start-up code Add code to start up U-Boot in 64-bit mode. It is fairly simple since we are running from RAM and SPL has done the low-level init. Signed-off-by: Simon Glass Reviewed-by: Bin Meng --- arch/x86/Makefile | 5 +++++ 1 file changed, 5 insertions(+) (limited to 'arch/x86/Makefile') diff --git a/arch/x86/Makefile b/arch/x86/Makefile index dd0e22f..4be1c35 100644 --- a/arch/x86/Makefile +++ b/arch/x86/Makefile @@ -3,8 +3,13 @@ # ifeq ($(CONFIG_EFI_APP),) +ifdef CONFIG_$(SPL_)X86_64 +head-y := arch/x86/cpu/start64.o +else head-y := arch/x86/cpu/start.o endif +endif + head-$(CONFIG_$(SPL_)X86_16BIT_INIT) += arch/x86/cpu/start16.o head-$(CONFIG_$(SPL_)X86_16BIT_INIT) += arch/x86/cpu/resetvec.o -- cgit v1.1