[pve-devel] KVM guest: console not working with custom kernel
Stefan Priebe
s.priebe at profihost.ag
Tue Jul 31 18:35:10 CEST 2012
Just found out that the Kernel isn't the problem it's grub switching the gfx mode and the kernel which doesn't switch then to vga=781. Using grub in terminal mode solves it. Strange...
Stefan
Am 30.07.2012 um 17:51 schrieb Alexandre DERUMIER <aderumier at odiso.com>:
> I can't really help you, I always use distro kernel.
>
> maybe can you compile your recent kernel with "make oldconfig" and take the base config of the debian kernel ?
>
>
> ----- Mail original -----
>
> De: "Stefan Priebe - Profihost AG" <s.priebe at profihost.ag>
> À: "Alexandre DERUMIER" <aderumier at odiso.com>
> Cc: pve-devel at pve.proxmox.com
> Envoyé: Lundi 30 Juillet 2012 16:39:52
> Objet: Re: [pve-devel] KVM guest: console not working with custom kernel
>
> cirrus is working fine when compiled in but the terminal is awfully slow.
>
> With my default debian kernel it is using vesafb driver. But this one is
> also compiled in into my custom kernel but still not working.
>
> Stefan
> Am 30.07.2012 14:21, schrieb Stefan Priebe - Profihost AG:
>> mhm when i manually load cirrusfb my console is working. But a network
>> booted default debian has not loaded the cirrus and is working too ?!
>>
>> Stefan
>> Am 30.07.2012 14:08, schrieb Alexandre DERUMIER:
>>> the default vga card chipset is cirrus if you choose linux as ostype
>>>
>>>
>>> my $vga = $conf->{vga};
>>> if (!$vga) {
>>> if ($conf->{ostype} && ($conf->{ostype} eq 'win7' ||
>>> $conf->{ostype} eq 'w2k8')) {
>>> $vga = 'std';
>>> } else {
>>> $vga = 'cirrus';
>>> }
>>> }
>>>
>>>
>>> I suppose that we need cirrus driver to display console.
>>>
>>> you can use standard vga, with adding to your vm config:
>>>
>>> vga: std
>>>
>>>
>>>
>>>
>>> ----- Mail original -----
>>>
>>> De: "Stefan Priebe - Profihost AG" <s.priebe at profihost.ag>
>>> À: "Alexandre DERUMIER" <aderumier at odiso.com>
>>> Cc: pve-devel at pve.proxmox.com
>>> Envoyé: Lundi 30 Juillet 2012 10:14:50
>>> Objet: Re: [pve-devel] KVM guest: console not working with custom kernel
>>>
>>> So proxmox / the tinyVNC needs the cirrus driver?
>>>
>>> Stefan
>>> Am 30.07.2012 09:58, schrieb Alexandre DERUMIER:
>>>> you can also add cirrus driver.
>>>>
>>>> ----- Mail original -----
>>>>
>>>> De: "Stefan Priebe" <s.priebe at profihost.ag>
>>>> À: pve-devel at pve.proxmox.com
>>>> Envoyé: Dimanche 29 Juillet 2012 21:06:36
>>>> Objet: [pve-devel] KVM guest: console not working with custom kernel
>>>>
>>>> Hello list,
>>>>
>>>> does anybody have an idea why i see just a white proxmox console with a
>>>> kvm guest using a custom kernel?
>>>>
>>>> vesafb driver is compiled in - anything else i need?
>>>>
>>>> Greets,
>>>> Stefan
>>>> _______________________________________________
>>>> pve-devel mailing list
>>>> pve-devel at pve.proxmox.com
>>>> http://pve.proxmox.com/cgi-bin/mailman/listinfo/pve-devel
>>>>
>>>>
>>>>
>>>
>>>
>>>
>
>
>
> --
>
> --
>
>
>
>
>
> Alexandre D e rumier
>
> Ingénieur Systèmes et Réseaux
>
>
> Fixe : 03 20 68 88 85
>
> Fax : 03 20 68 90 88
>
>
> 45 Bvd du Général Leclerc 59100 Roubaix
> 12 rue Marivaux 75002 Paris
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