[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [Xen-devel] [Q] Is qemu used when we use VTd?
Hi, Kevin Tian, Kevin wrote: >> From: Akio Takebe [mailto:takebe_akio@xxxxxxxxxxxxxx] >> Sent: 2008年9月11日 19:07 >> >> Hi, >> >> Thank you. >> >> And mmio is traped by hypervisor, >> then hypervisor do mmio instead of HVM guest, Right? >> > > Which mmio are you actually talking? If you mean MMIO > ranges in PCI BARs of passthrough device, they can be > directly accessed by HVM with p2m entry setup accord- > ingly, if MMIO range falls in 4k page granularity. > Thank you very much. I talked about MMIO ranges in PCI BARs of pass through device using VT-d. Does hypervisor trap only MMIO by APIC access? Best Reards, Akio Takebe _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel
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