[SeaBIOS] [PATCH v2 3/3] pci: recognize RH PCI legacy bridge resource reservation capability

Liu, Jing2 jing2.liu at linux.intel.com
Fri Aug 17 08:40:49 CEST 2018



On 8/16/2018 9:10 PM, Gerd Hoffmann wrote:
> On Thu, Aug 16, 2018 at 05:30:45PM +0800, Liu, Jing2 wrote:
>> Hi Gerd,
>>
>> On 8/16/2018 3:19 PM, Gerd Hoffmann wrote:
>>>     Hi,
>>>
>>>> I think PCI_DEVICE_ID_REDHAT_PCIE_BRIDGE shoud be added too, in case we put
>>>> a pcie_pci_bridge at the host bus.
>>>
>>> Yes, please.
>> Thanks for comments. Sure, can be added simply. While this bridge doesn't
>> have resource reserve capability in qemu now.  Do we really need this for
>> now?
> 
> No.  I assumed all bridges have that without actually checking.  So this
> can wait until qemu added the options. 
OK, so let's just keep the patch and add the support for other bridges
until qemu has this capability in the future, right?

> Once the refactoring is done
> whitelisting more bridges is a simple two-line patch.
Yes, I agree.


Thanks,
Jing

> 
> cheers,
>    Gerd
> 



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