[RFC] arm64: Early printk support for virtio-mmio console devices.

[Peter Maydell]

On 19 April 2013 10:27, Will Deacon <will.deacon at arm.com> wrote:
> On Fri, Apr 19, 2013 at 10:25:35AM +0100, Pranavkumar Sawargaonkar wrote:
>> I am not against using 8250 emulation (as far as it solves printk
>> issues for kernel booting logs), but my point is why not to add early
>> read-write support for virtio console, which also can be useful in
>> emulation less mach-virt environment also ?
>
> We can have both, but only one of those requires a change to the virtio
> specification.

I don't think avoiding writing a spec is necessarily a good reason
for insisting on emulation of a lump of hardware 95% of whose
capabilities you aren't going to use...

-- PMM