Add references for hugepages and booting steps for Arm64. Include info about the current supported architectures for the NE kernel driver. Reviewed-by: George-Aurelian Popescu <popegeo@amazon.com> Acked-by: Stefano Garzarella <sgarzare@redhat.com> Signed-off-by: Andra Paraschiv <andraprs@amazon.com> Link: https://lore.kernel.org/r/20210827154930.40608-3-andraprs@amazon.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>