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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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5
hw/i386/amd_iommu.h
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@ -220,6 +220,8 @@
#define TYPE_AMD_IOMMU_PCI "AMDVI-PCI"
#define TYPE_AMD_IOMMU_MEMORY_REGION "amd-iommu-iommu-memory-region"
typedef struct AMDVIAddressSpace AMDVIAddressSpace;
/* functions to steal PCI config space */
@ -276,9 +278,6 @@ typedef struct AMDVIState {
uint8_t romask[AMDVI_MMIO_SIZE]; /* MMIO read/only mask */
bool mmio_enabled;
/* IOMMU function */
MemoryRegionIOMMUOps iommu_ops;
/* for each served device */
AMDVIAddressSpace **address_spaces[PCI_BUS_MAX];