Re: booting from gpt/raid?

["Thomas Mueller" <mueller6725%twc.com@localhost>]

from MLH:

> Well, not so great. Once the bios detects an EFI boot drive on the
> system, it attempts to load that, regardless of any other non-EFI
> boot drive you specify. So to boot from the temp non-EFI boot drive,
> the EFI drives have to be disconnected until the NetBSD boot loader
> has started and then I apply power to the EFI drives to bring them
> up and then boot NetBSD.
        
> Somewhere in that scenario, to boot from the non-EFI drive, NetBSD
> started requiring to run /var/run/lvm and it wouldn't run.  The
> only way I could boot from that drive was to 'update' the os from
> cd again, so something apparently got hosed. No idea what.
        
> Needless to say, the EFI drives didn't boot. Not sure why yet.
> "Booting Operating System" showed then the cursor moved down,
> possibly attempting to display something, then kept cycling back
> and from bwtween those two.

My systems have UEFI, but I can boot USB sticks in non-EFI mode.

I can boot the System Rescue CD either way (UEFI or non-UEFI), written to USB stick.

Maybe it depends on the motherboard?

Tom