From 007adbc2f998258235bb1dc549becfcc22858e99 Mon Sep 17 00:00:00 2001 From: Simon Glass Date: Sun, 17 Jul 2016 01:23:45 -0600 Subject: [PATCH] x86: Add a reference to README.efi UEFI is commonly used on x86. Add a reference to U-Boot's support for this in the x86 README. Signed-off-by: Simon Glass Reviewed-by: Bin Meng --- doc/README.x86 | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/doc/README.x86 b/doc/README.x86 index f28605f200..06b3de1011 100644 --- a/doc/README.x86 +++ b/doc/README.x86 @@ -1039,10 +1039,21 @@ command from the OS. For other platform boards, ACPI support status can be checked by examining their board defconfig files to see if CONFIG_GENERATE_ACPI_TABLE is set to y. +EFI Support +----------- +U-Boot supports booting as a 32-bit or 64-bit EFI payload, e.g. with UEFI. +This is enabled with CONFIG_EFI_STUB. U-Boot can also run as an EFI +application, with CONFIG_EFI_APP. The CONFIG_EFI_LOADER option, where U-Booot +provides an EFI environment to the kernel (i.e. replaces UEFI completely but +provides the same EFI run-time services) is not currently supported on x86. + +See README.efi for details of EFI support in U-Boot. + TODO List --------- - Audio - Chrome OS verified boot +- Support for CONFIG_EFI_LOADER References ---------- -- 2.39.2