[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [Xen-devel] Re: [PATCH][VTD][v2] enable calpella/sandybridge integreated graphics passthrough
On 9 June 2010 17:16, Ian Jackson <Ian.Jackson@xxxxxxxxxxxxx> wrote: > Kay, Allen M writes ("[PATCH][VTD][v2] enable calpella/sandybridge > integreated graphics passthrough"): >> This QEMU patch enables calpella and sandybridge integrated graphics >> passthrough. >> >> Changes in version 2: Incorporated feedbacks from Stephano and Isaku. > > Thanks. I'm sure this is fine (or at least, I will be when someone > acks it) but it really could do with some explanation of why it's > right - in terms of the code changes, rather than just "makes some > particular chip work". > The intel gpu driver for this platform has more expectation on the hardware so we have to expose more thing to the guest: - opregion: It's a NVS storage and the driver use it to communicate between the bios and the driver, so we have to map it. - pci-to-pci bridge: The driver check if such device is there, so we have to expose it. Actually those are changes to please the driver more than the chip itself. Jean _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel
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