Re: xen & uefi

[Patrick Welche <prlw1%cam.ac.uk@localhost>]

On Fri, Mar 20, 2020 at 10:11:13AM -0400, Brad Spencer wrote:
> Patrick Welche <prlw1%cam.ac.uk@localhost> writes:
> 
> > Is booting into xen from uefi meant to work?
> >
> > I have a slightly unorthdox set up, but get:
> >
> >>> NetBSD/x86 EFI Boot (x64), Revision 1.1 (Tue Jan 28 13:49:42 UTC 2020) (from)
> > ...
> > Start @ 0xce600000 [1=0xce982000-0xce9820ec]...
> > Trampoline space cannot be allocated; will try fallback.
> >
> >
> >
> > Cheers,
> >
> > Patrick
> 
> 
> I didn't think that a DOM0 + UEFI worked anywhere very well at this
> point or at least was not a default...
> 
> See https://wiki.xenproject.org/wiki/Xen_EFI for example...
> or ... https://ubuntuforums.org/showthread.php?t=2413434

Thanks - that makes more sense. From boot(8)

        multiboot kernel [arguments]
               Boot the specified kernel, using the "multiboot" protocol
               instead of the native NetBSD boot protocol...

Would that be different to the "multiboot2" mentioned in

  https://patchwork.kernel.org/patch/9572493/

?


Cheers,

Patrick