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Re: [Xen-devel] [rfc 00/18] ioemu: use devfn instead of slots as the uni
| To: | Simon Horman <horms@xxxxxxxxxxxx> |
|---|---|
| Subject: | Re: [Xen-devel] [rfc 00/18] ioemu: use devfn instead of slots as the unit for passthrough |
| From: | Keir Fraser <keir.fraser@xxxxxxxxxxxxx> |
| Date: | Mon, 02 Mar 2009 08:44:42 +0000 |
| Cc: | Yuji Shimada <shimada-yxb@xxxxxxxxxxxxxxx>, "xen-devel@xxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxx>, Ian Jackson <Ian.Jackson@xxxxxxxxxxxxx> |
| Delivery-date: | Mon, 02 Mar 2009 00:45:10 -0800 |
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| Thread-index: | Acma7WoQk+vqdpZ8TRehlNvJeveXXAAJbceZ |
| Thread-topic: | [Xen-devel] [rfc 00/18] ioemu: use devfn instead of slots as the unit for passthrough |
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On 02/03/2009 04:14, "Simon Horman" <horms@xxxxxxxxxxxx> wrote: >> That was what I had in mind in my original proposal. >> I'll try coding it up and see what it looks like. > > As per the patch below I tried coding this up. > > Unfortuantely in my test cases it seems that an rtl8139 ioemu device > doesn't work unless its given the same girq that the original mapping > yeilded. I guess this is because the patch below isn't sufficient to wire > up the girq for the ioemu case. I am investigating why. Not really what I had in mind. Xend can do the GSI->slot mapping, to ensure non-conflicting GSIs. I don't think any hypervisor changes are required, let alone substantial ones. -- Keir _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel |
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