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author | Simon Glass <sjg@chromium.org> | 2016-07-17 01:23:45 -0600 |
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committer | Bin Meng <bmeng.cn@gmail.com> | 2016-08-16 11:44:09 +0800 |
commit | 007adbc2f998258235bb1dc549becfcc22858e99 (patch) | |
tree | d981d90382ebfa111573580527078757b87a1ec7 | |
parent | dc396210d9f5db485336513a824c5721db9f3ff8 (diff) | |
download | u-boot-007adbc2f998258235bb1dc549becfcc22858e99.tar.gz u-boot-007adbc2f998258235bb1dc549becfcc22858e99.tar.xz u-boot-007adbc2f998258235bb1dc549becfcc22858e99.zip |
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 <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
-rw-r--r-- | doc/README.x86 | 11 |
1 files changed, 11 insertions, 0 deletions
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 ---------- |