Re: [Qemu-devel] Request for help

[Martin Townsend <martin.townsend@xsilon.com>]

Hi Christopher,

Thanks for the reply, I will take a look at the Versatile Express code.

- Martin.


On 01/10/14 17:41, Christopher Covington wrote:
> Hi Martin,
>
> On 10/01/2014 09:50 AM, Martin Townsend wrote:
>> Hi,
>>
>> I'm looking into creating a virtualised test bed for an 802.15.4 network.
>> Currently I have QEMU running and emulating our HW which bridges the
>> Ethernet from the guest to the host. What I would like to do is something
>> similar with the 802.15.4 network interface. The host doesn't have a
>> physical 802.15.4 interface but if I could get the data out of the guest
>> and into QEMU I could communicate with a central network simulator to deal
>> with the packets.
>>
>> My first thought was to write a virtual device for QEMU that would
>> interface with our 802.15.4 driver in the guest but then I realise that the
>> real device hangs of an AMBA bus
> What exactly is your objection to this? Aren't there plenty of "AMBA bus"
> peripherals that you can reference attached to the Versatile Express for example?

>> so my next idea was to write a PCI driver for 802.15.4 on the guest making
>> it possible to write a PCI virtual QEMU device.
>>
>> I just wanted to confirm that this is possible and whether there is a
>> better solution?
> Christopher
>