Similar to open firmware implementation. This allows to load the kernel from a remote_disk_server. IP address is recovered using LoadOptions with a syntax similar to the Linux kernel network boot "ip" parameter. If this is not set, no network booting is attempted, in order to not slow down normal booting by waiting on network traffic. Change-Id: I17738bbcde85921672965b9936a2b484f1e57c6c Reviewed-on: https://review.haiku-os.org/c/haiku/+/3678 Reviewed-by: waddlesplash <[email protected]> Reviewed-by: Adrien Destugues <[email protected]> Tested-by: Commit checker robot <[email protected]>