Re: [Qemu-devel] [V13 3/4] hw/i386: Introduce AMD IOMMU

2016-07-10 Thread David Kiarie
On Fri, Jul 8, 2016 at 7:30 PM, Alex Williamson wrote: > On Fri, 8 Jul 2016 11:18:22 +0300 > David Kiarie wrote: > >> Add AMD IOMMU emulaton to Qemu in addition to Intel IOMMU. >> The IOMMU does basic translation, error checking and has a >> minimal IOTLB implementation. This IOMMU bypassed the

Re: [Qemu-devel] [V13 3/4] hw/i386: Introduce AMD IOMMU

2016-07-08 Thread Alex Williamson
On Fri, 8 Jul 2016 11:18:22 +0300 David Kiarie wrote: > Add AMD IOMMU emulaton to Qemu in addition to Intel IOMMU. > The IOMMU does basic translation, error checking and has a > minimal IOTLB implementation. This IOMMU bypassed the need > for target aborts by responding with IOMMU_NONE access ri

[Qemu-devel] [V13 3/4] hw/i386: Introduce AMD IOMMU

2016-07-08 Thread David Kiarie
Add AMD IOMMU emulaton to Qemu in addition to Intel IOMMU. The IOMMU does basic translation, error checking and has a minimal IOTLB implementation. This IOMMU bypassed the need for target aborts by responding with IOMMU_NONE access rights and exempts the region 0xfee0-0xfeef from translatio