Re: [Qemu-devel] [PATCH v2 2/2] Add new PCI ID for i82559a

[Jason Wang <jasowang@redhat.com>]

On 2017年11月16日 14:40, Stefan Weil wrote:
> Am 15.11.2017 um 14:09 schrieb Michael Nawrocki:
>> Hi Stefan,
>>
>> I've got a VxWorks driver binary that explicitly looks for device ID
>> 0x1030 (which is admittedly not ideal). It seems like the "82559
>> InBusiness 10/100" hardware uses this, though I've had trouble finding
>> an official source. The following documents reference that ID:
>>
>> https://pci-ids.ucw.cz/read/PC/8086/1030
>> http://ks.pams.ncsu.edu/pub/ncsuscyld/i386/misc/src/trees/hdstg2/modules/pcitable
>>
>> https://cateee.net/lkddb/web-lkddb/E100.html
>>
>> And I found a similar post on a different mailing list that might shed
>> some light:
>> http://www.beowulf.org/pipermail/eepro100/2000-January/000760.html
>>
>> It looks like the 8255x series of devices have a number of potential
>> IDs; maybe a property to set a specific PCI device ID would work?
>>
>> Thanks,
>> Mike
> Yes, that might be a very general solution which could be applied to all
> PCI devices.
> It could even be extended to include the vendor ID or any PCI
> configuration value
> as well.
>
> Nevertheless the technically correct solution would be a full emulation
> of the
> EEPROM. Then we could provide an EEPROM for the 82559 InBusiness 10/100",
> and the data from that EEPROM would set the right PCI device ID.
>
> Jason, until we get a better solution, the last commit should be
> reverted before
> the new QEMU version is made. That commit also added a wrong help text.
>
> Regards
> Stefan

Let me post a patch soon.

Thanks