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memory/iommu: introduce IOMMUMemoryRegionClass

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This finishes QOM'fication of IOMMUMemoryRegion by introducing
a IOMMUMemoryRegionClass. This also provides a fastpath analog for
IOMMU_MEMORY_REGION_GET_CLASS().

This makes IOMMUMemoryRegion an abstract class.

Signed-off-by: Alexey Kardashevskiy <aik@ozlabs.ru>
Message-Id: <20170711035620.4232-3-aik@ozlabs.ru>
Acked-by: Cornelia Huck <cohuck@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Alexey Kardashevskiy
2017-07-11 13:56:20 +10:00
committed by Paolo Bonzini
parent 3df9d74806
commit 1221a47467
15 changed files with 205 additions and 70 deletions
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3
include/hw/i386/intel_iommu.h
View File

@ -32,6 +32,8 @@
#define INTEL_IOMMU_DEVICE(obj) \
OBJECT_CHECK(IntelIOMMUState, (obj), TYPE_INTEL_IOMMU_DEVICE)
#define TYPE_INTEL_IOMMU_MEMORY_REGION "intel-iommu-iommu-memory-region"
/* DMAR Hardware Unit Definition address (IOMMU unit) */
#define Q35_HOST_BRIDGE_IOMMU_ADDR 0xfed90000ULL
@ -289,7 +291,6 @@ struct IntelIOMMUState {
uint32_t context_cache_gen; /* Should be in [1,MAX] */
GHashTable *iotlb; /* IOTLB */
MemoryRegionIOMMUOps iommu_ops;
GHashTable *vtd_as_by_busptr; /* VTDBus objects indexed by PCIBus* reference */
VTDBus *vtd_as_by_bus_num[VTD_PCI_BUS_MAX]; /* VTDBus objects indexed by bus number */
/* list of registered notifiers */

4
include/hw/ppc/spapr.h
View File

@ -582,6 +582,10 @@ typedef struct sPAPRTCETable sPAPRTCETable;
#define SPAPR_TCE_TABLE(obj) \
OBJECT_CHECK(sPAPRTCETable, (obj), TYPE_SPAPR_TCE_TABLE)
#define TYPE_SPAPR_IOMMU_MEMORY_REGION "spapr-iommu-memory-region"
#define SPAPR_IOMMU_MEMORY_REGION(obj) \
OBJECT_CHECK(IOMMUMemoryRegion, (obj), TYPE_SPAPR_IOMMU_MEMORY_REGION)
struct sPAPRTCETable {
DeviceState parent;
uint32_t liobn;