Re: An idea for the EFI (LUA) loader....

On Tuesday, 17 June 2025 at 04:05, Karl Denninger <karl@denninger.net> wrote:

> Here's the scenario: You have an embedded system that boots EFI. You can't control other than the media that's in the box that it boots from (which someone sticks in there.) There might be other media in there, and there might not.
> 
> Right now the FreeBSD EFI loader will boot from the first bootable "thing" it finds unless told otherwise (e.g. "rootdev=")
> 
> The problem is that it wants something like "rootdev=disk0s1a" -- a full specification.
> 

Several solutions to this problem were offered on the FreeBSD forums. See <https://forums.freebsd.org/threads/how-to-change-to-alt-root-filesystem-with-nanobsd-and-uefi.71169/#post-705934> and later posts.

Best regards,
Jordan Gordeev