Re: [Qemu-devel] [PATCH] pci-testdev: enhance to support new testcases

[Paolo Bonzini]

> Take my example: IOMMU unit test would want the guest to send DMA/IRQ
> request from the device's perspective. In that case, we would like to
> "tell" the pci-testdev about where to write the DMA, and what data to
> write specifically, or which IRQ to trigger. That's something we
> cannot do right now. And I don't want to just add a new test case for
> that specifically. I think we can make it more common.

Do we need to use the pci-testdev?  There's also for example
the edu device, or we could just use virtio-serial with a null
backend.

Paolo