On Tue, 26 Feb 2013 20:52:04 +0100, Antonios Motakis
<a.motakis@xxxxxxxxxxxxxxxxxxxxxx> wrote:
> Hello,
>
> I have an aarch64 kernel running on the foundation model which includes
KVM
> from Marc's repository (latest kvm-arm64/kvm). I also use kvm tools from
> Will's latest kvmtool/next. However trying to get a Linux image to run
in
You should now be able to directly use the official kvmtool. No, I didn't
say mainline... ;-)
> the guest does not seem to produce any console output from the guest,
> despite having enabled virtio console in the kernel config.
>
> The only output is:
>
> root@genericarmv8:~# ./lkvm run -k Image -m 128 -c 1 --console virtio
>> # lkvm run -k Image -m 128 -c 1 --name guest-569
>> Warning: Image is not a bzImage. Trying to load it as a flat
binary...
>> Info: Loaded kernel to 0x80080000 (6668324 bytes)
>> Info: Placing fdt at 0x87e00000 - 0x87ffffff
>> Warning: Ignoring invalid GIC IRQ 4
>> Warning: Ignoring invalid GIC IRQ 3
>> Warning: Ignoring invalid GIC IRQ 4
>> Warning: Ignoring invalid GIC IRQ 3
>> Info: virtio-mmio.devices=0x200@0x0:32
>>
>> Info: virtio-mmio.devices=0x200@0x200:33
>>
>> Info: virtio-mmio.devices=0x200@0x400:35
>>
>
> And then silence.
To debug that kind of thing, I pass "earlyprintk=smh" to the guest kernel.
This causes the early kernel output to be printed by the model using
semi-hosting, until the guest enables its virtio console.
M.
--
Fast, cheap, reliable. Pick two.
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