diff options
Diffstat (limited to 'include/hw/arm/smmu-common.h')
| -rw-r--r-- | include/hw/arm/smmu-common.h | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/include/hw/arm/smmu-common.h b/include/hw/arm/smmu-common.h index 7ce95ca0dc..d173806f1a 100644 --- a/include/hw/arm/smmu-common.h +++ b/include/hw/arm/smmu-common.h @@ -67,6 +67,8 @@ typedef struct SMMUTransCfg { uint8_t tbi; /* Top Byte Ignore */ uint16_t asid; SMMUTransTableInfo tt[2]; + uint32_t iotlb_hits; /* counts IOTLB hits for this asid */ + uint32_t iotlb_misses; /* counts IOTLB misses for this asid */ } SMMUTransCfg; typedef struct SMMUDevice { @@ -89,6 +91,11 @@ typedef struct SMMUPciBus { SMMUDevice *pbdev[0]; /* Parent array is sparse, so dynamically alloc */ } SMMUPciBus; +typedef struct SMMUIOTLBKey { + uint64_t iova; + uint16_t asid; +} SMMUIOTLBKey; + typedef struct SMMUState { /* <private> */ SysBusDevice dev; @@ -147,4 +154,10 @@ SMMUTransTableInfo *select_tt(SMMUTransCfg *cfg, dma_addr_t iova); /* Return the iommu mr associated to @sid, or NULL if none */ IOMMUMemoryRegion *smmu_iommu_mr(SMMUState *s, uint32_t sid); +#define SMMU_IOTLB_MAX_SIZE 256 + +void smmu_iotlb_inv_all(SMMUState *s); +void smmu_iotlb_inv_asid(SMMUState *s, uint16_t asid); +void smmu_iotlb_inv_iova(SMMUState *s, uint16_t asid, dma_addr_t iova); + #endif /* HW_ARM_SMMU_COMMON */ |