Re: Configuration vs. compat hints [was Re: [Qemu-devel] [PATCHv3 03/13] qemu: add routines to manage PCI capabilities]

[Michael S. Tsirkin]

On Mon, Jun 15, 2009 at 02:56:42PM +0300, Avi Kivity wrote:
> On 06/15/2009 02:48 PM, Michael S. Tsirkin wrote:
>>> A slot needs to be configured in ACPI,
>>>      
>>
>> Can we configure all possible 32 slots?
>>    
>
> That's what we do.  But one is always taken.  In the future, perhaps more.
>
>>> and not be taken by onboard chips
>>> (piix takes slot 0, for example).
>>>      
>>
>> piix is the root complex, isn't it? Are there other examples? If not,
>> we could teach management about the root complex being special ...
>>    
>
> We should just tell the user which slots are open.

This might be tricky if the config is passed in with the command line
flags.