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+U-Boot as a payload to OpenSBI
+==============================
+
+[U-Boot](https://www.denx.de/wiki/U-Boot) is an open-source primary boot loader.
+It can be used as first and/or second stage boot loader in an embedded
+environment. In the context of OpenSBI, U-Boot can be specified as a payload to
+the OpenSBI firmware, becoming the boot stage following the OpenSBI firmware
+execution.
+
+Building and Generating U-Boot images
+=====================================
+Please refer to the U-Boot build documentation for detailed instructions on
+how to build U-Boot image and boot high level operating systems from U-Boot
+prompt.
+