Strange "root on %s" automatic selection

On Wednesday 29 November 2006 23:39, Joel CARNAT wrote:
> Hi,
>
> I have NetBSD 4.99.3 installed on my Shuttle.
> It has an IDE disk driver (wd0, where NetBSD is
installed) and two card
> readers (sd0 and sd1, that are empty).
>
> With the NetBSD/i386 kernel, the boot process detects
"root on wd0a".
> With the NetBSD/xen kernel, the boot process don't
automatically detect
> "root on wd0a" and even propose a default
"root on sd0a".

I think that it's a problem of grub. I don't know if
"options MULTIBOOT" can
be used on Xen, but with MULTIBOOT it will detect the root
partition.

Anyway I use a hardcoded value in the kernel config (config
netbsd root on 
wd0a...).