Re: [PATCH 2/2] virtio reset support

[Avi Kivity <avi@qumranet.com>]

Anthony Liguori wrote:
> Avi Kivity wrote:
>> Anthony Liguori wrote:
>>>
>>> PCI-e has a common reset concept (warm and cold).  I've been looking 
>>> around and I can't seem to find any common reset mechanism for PCI.  
>>> Is FLR something that is per-device or a standard PCI mechanism?  If 
>>> it's the former, than we've basically implemented FLR using this bit 
>>> in the config space.
>>>
>>
>> I believe it is a standard mechanism, albeit new, so perhaps many 
>> devices don't implement it.
>
> I don't have a copy of the PCI specification handy.  Can you dig up 
> how it's implemented?  I don't see any references in my local 
> documentation and I couldn't find anything in Linux that referenced it 
> at the PCI level.
>

I think it's NDA material, so even if I found it, I couldn't publish 
it.  It can probably be reverse-engineered from the Xen patches, or 
perhaps your employer is a PCI-SIG member so you can get access to it.

-- 
error compiling committee.c: too many arguments to function