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xen_debug
2008 Oct 29
34
iommu: mapping reserved region failed - Q35 - VT-D Issue
Xen 3.4 xen-unstable.hg from yesterday with debian etch on 64bit arch
Intel/Lenovo Q35 Mainboard with VT-d enabled
Bootoptions iommu=1 vtd=1
pci.backhide for a PCI-E nvidia graphiccard
xm dmesg Error messages includes:
[VT-D] iommu.c: 1694:d32767 iommu: mapping reserved region failed
[VT-D] iommu.c: 1542:d0 intel_iommu_add_device: context mapping failed
If i try to start my HVM by xm create