diff options
Diffstat (limited to 'hw/i386/amd_iommu.c')
| -rw-r--r-- | hw/i386/amd_iommu.c | 20 |
1 files changed, 10 insertions, 10 deletions
diff --git a/hw/i386/amd_iommu.c b/hw/i386/amd_iommu.c index 0775c8f..963aa24 100644 --- a/hw/i386/amd_iommu.c +++ b/hw/i386/amd_iommu.c @@ -1426,7 +1426,6 @@ static AddressSpace *amdvi_host_dma_iommu(PCIBus *bus, void *opaque, int devfn) AMDVIState *s = opaque; AMDVIAddressSpace **iommu_as, *amdvi_dev_as; int bus_num = pci_bus_num(bus); - X86IOMMUState *x86_iommu = X86_IOMMU_DEVICE(s); iommu_as = s->address_spaces[bus_num]; @@ -1486,15 +1485,8 @@ static AddressSpace *amdvi_host_dma_iommu(PCIBus *bus, void *opaque, int devfn) AMDVI_INT_ADDR_FIRST, &amdvi_dev_as->iommu_ir, 1); - if (!x86_iommu->pt_supported) { - memory_region_set_enabled(&amdvi_dev_as->iommu_nodma, false); - memory_region_set_enabled(MEMORY_REGION(&amdvi_dev_as->iommu), - true); - } else { - memory_region_set_enabled(MEMORY_REGION(&amdvi_dev_as->iommu), - false); - memory_region_set_enabled(&amdvi_dev_as->iommu_nodma, true); - } + memory_region_set_enabled(&amdvi_dev_as->iommu_nodma, false); + memory_region_set_enabled(MEMORY_REGION(&amdvi_dev_as->iommu), true); } return &iommu_as[devfn]->as; } @@ -1723,6 +1715,14 @@ static void amdvi_sysbus_realize(DeviceState *dev, Error **errp) exit(EXIT_FAILURE); } + if (s->xtsup) { + if (kvm_irqchip_is_split() && !kvm_enable_x2apic()) { + error_report("AMD IOMMU xtsup=on requires x2APIC support on " + "the KVM side"); + exit(EXIT_FAILURE); + } + } + pci_setup_iommu(bus, &amdvi_iommu_ops, s); amdvi_init(s); } |