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Re: [Qemu-devel] [PATCH RFC v2 2/2] hw/pci: handle unassigned pci addres


From: Peter Maydell
Subject: Re: [Qemu-devel] [PATCH RFC v2 2/2] hw/pci: handle unassigned pci addresses
Date: Mon, 9 Sep 2013 14:02:47 +0100

On 9 September 2013 13:59, Michael S. Tsirkin <address@hidden> wrote:
> On Mon, Sep 09, 2013 at 01:52:11PM +0100, Peter Maydell wrote:
>> It would be conceptually nicer not to treat host bridges as
>> a special case but instead to just report the abort back
>> to whatever the PCI master was (which might be a device
>> doing DMA). That might be a lot of effort though.

> Yes. As a shortcut, what I suggest is registering the
> device that wants to be notified of master aborts with
> the bus.

Can you just pick the device which is (a subclass of)
TYPE_PCI_HOST_BRIDGE, or do we have host bridges which
aren't using that class?

-- PMM



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