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authorHeinrich Schuchardt <xypron.glpk@gmx.de>2019-03-28 08:09:16 +0100
committerHeinrich Schuchardt <xypron.glpk@gmx.de>2019-03-28 08:13:00 +0100
commit9ba712dc84e8824055c368a385794f69aabab661 (patch)
tree1f9bc77b6f068561d3671345ea1444bb885ec265 /doc/README.uefi
parent98dc26016837447ae8e3e943418af5c8bdab7c43 (diff)
efi_loader: define development target in README.uefi
Describe the target scope of the UEFI implementation in U-Boot. Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Diffstat (limited to 'doc/README.uefi')
-rw-r--r--doc/README.uefi11
1 files changed, 11 insertions, 0 deletions
diff --git a/doc/README.uefi b/doc/README.uefi
index b38efbc0cc..66b6abece5 100644
--- a/doc/README.uefi
+++ b/doc/README.uefi
@@ -12,6 +12,15 @@ the interaction of drivers and applications with the firmware. The API comprises
access to block storage, network, and console to name a few. The Linux kernel
and boot loaders like GRUB or the FreeBSD loader can be executed.
+## Development target
+
+The implementation of UEFI in U-Boot strives to reach the minimum requirements
+described in "Server Base Boot Requirements System Software on ARM Platforms -
+Version 1.1" [4].
+
+A full blown UEFI implementation would contradict the U-Boot design principle
+"keep it small".
+
## Building for UEFI
The UEFI standard supports only little-endian systems. The UEFI support can be
@@ -335,3 +344,5 @@ This driver is only available if U-Boot is configured with
http://uefi.org/specifications - UEFI specifications
* [2](./driver-model/README.txt) doc/driver-model/README.txt - Driver model
* [3](./README.iscsi) doc/README.iscsi - iSCSI booting with U-Boot and iPXE
+* [4](https://developer.arm.com/docs/den0044/latest/server-base-boot-requirements-system-software-on-arm-platforms-version-11)
+ Server Base Boot Requirements System Software on ARM Platforms - Version 1.1