From: Aiden Park <aiden.p...@intel.com>
This will build U-Boot as a pure 64-bit binary with no SPL.
It can be used with a pre-stage boot firmware
which has already done 16-bit, 32-bit and 64-bit init.
Signed-off-by: Aiden Park <aiden.p...@intel.com>
---
arch/x86/Kconfig | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index c8eae24c07..89add17e69 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -40,6 +40,14 @@ config X86_RUN_64BIT
runs through the 16-bit and 32-bit init, then switches to 64-bit
mode and jumps to U-Boot proper.
+config X86_RUN_64BIT_ONLY
+ bool "64-bit only"
+ select X86_64
+ help
+ Build U-Boot as a pure 64-bit binary with no 32-bit SPL. This can
+ be used with a pre-stage boot firmware which has already done
+ 16-bit, 32-bit and 64-bit init.
+
endchoice
config X86_64
--
2.20.1
