Re: [Qemu-devel] [SeaBIOS] [PATCH v17] Add pvpanic device driver

[Laszlo Ersek]

On 05/15/13 09:27, Hu Tao wrote:
> On Wed, May 15, 2013 at 09:21:54AM +0200, Laszlo Ersek wrote:
>> On 04/05/13 09:17, Hu Tao wrote:
>>
>>> +            Method(RDPT, 0, NotSerialized) {
>>> +                Store(PEPT, Local0)
>>> +                Return (Local0)
>>> +            }
>>> +
>>> +            Method(WRPT, 1, NotSerialized) {
>>> +                Store(Arg0, PEPT)
>>> +            }
>>
>> Please excuse my asking, I haven't been following this -- who's supposed
>> to call these methods? The latest guest kernel patch I managed to find
>> ([PATCH v7] kvm: notify host when the guest is panicked -- probably
>> obsolete by now) appears to do a direct outl().
> 
> An old version calls WRPT but is buggy, so you see the outl version.
> This patch is in seabios before the outl version. If you think these
> methods are needless, feel free to send a patch.

Oh no, that's not what I meant! I'm just rounding up backport candidates :)

Thanks!
Laszlo