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opensbi/docs/firmware/payload_uboot.md
Atish Patra 757bb44e6e docs: Remove out-of-date documentation 
Upstream U-Boot now have SMP support and doesn't require any additional
patches for HiFive Unleashed.

Update the documentation.

Signed-off-by: Atish Patra <atish.patra@wdc.com>
Reviewed-by: Anup Patel <anup.patel@wdc.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
2020-03-11 17:09:36 +05:30

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U-Boot as a payload to OpenSBI

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.