Re: How to enable PC-Console on boot

[Manuel Bouyer <bouyer%antioche.eu.org@localhost>]

On Tue, Feb 02, 2021 at 01:20:04PM +0100, Matthias Petermann wrote:
> Hello all,
> 
> I have the following entry in my Xen boot.cfg:
> 
> ```
> menu=Boot Xen:load /netbsd-XEN3_DOM0.gz root=NAME=root;multiboot /xen.gz
> dom0_mem=512M dom0_max_vcpus=1 dom0_vcpus_pin console=pc
> ```
> 
> Xen domain 0 boots with this without any obvious errors and is addressable
> over the network (SSH).
> 
> What I am missing, however, is a usable console output on the VGA display.
> Serial console is not an option on the device (intel NUC5 without external
> serial port) - or at least I wouldn't know where to connect it and how.
> 
> When I boot with my boot.cfg, I briefly see the spinning dash and the memory
> addresses written out, then the screen goes black and stays that way.
> 
> The device boots in EFI mode, so it seems to use a graphical console (I'm
> not sure if this has anything to do with DRM/KMS). When I boot a normal
> NetBSD kernel without Xen, a very small font appears.
> 
> I have already tried various combinations, but come on no green branch. Does
> anyone know how to do this correctly or can refer me to the appropriate
> documentation?

Do you see the Xen boot messages on the screen ?

-- 
Manuel Bouyer <bouyer%antioche.eu.org@localhost>
     NetBSD: 26 ans d'experience feront toujours la difference
--