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[Qemu-devel] [RFC v3 12/27] hw/arm/smmuv3: Store the PASID table GPA in
From: |
Eric Auger |
Subject: |
[Qemu-devel] [RFC v3 12/27] hw/arm/smmuv3: Store the PASID table GPA in the translation config |
Date: |
Fri, 12 Apr 2019 12:03:39 +0200 |
For VFIO integration we will need to pass the Context Descriptor (CD)
table GPA to the host. The CD table is also referred to as the PASID
table. Its GPA corresponds to the s1ctrptr field of the Stream Table
Entry. So let's decode and store it in the configuration structure.
Signed-off-by: Eric Auger <address@hidden>
---
hw/arm/smmuv3.c | 1 +
include/hw/arm/smmu-common.h | 1 +
2 files changed, 2 insertions(+)
diff --git a/hw/arm/smmuv3.c b/hw/arm/smmuv3.c
index 1744874e72..96d4147533 100644
--- a/hw/arm/smmuv3.c
+++ b/hw/arm/smmuv3.c
@@ -351,6 +351,7 @@ static int decode_ste(SMMUv3State *s, SMMUTransCfg *cfg,
"SMMUv3 S1 stalling fault model not allowed yet\n");
goto bad_ste;
}
+ cfg->s1ctxptr = STE_CTXPTR(ste);
return 0;
bad_ste:
diff --git a/include/hw/arm/smmu-common.h b/include/hw/arm/smmu-common.h
index 2c7fbf4202..a1020b638c 100644
--- a/include/hw/arm/smmu-common.h
+++ b/include/hw/arm/smmu-common.h
@@ -68,6 +68,7 @@ typedef struct SMMUTransCfg {
uint8_t tbi; /* Top Byte Ignore */
uint16_t asid;
SMMUTransTableInfo tt[2];
+ dma_addr_t s1ctxptr;
uint32_t iotlb_hits; /* counts IOTLB hits for this asid */
uint32_t iotlb_misses; /* counts IOTLB misses for this asid */
} SMMUTransCfg;
--
2.20.1
- [Qemu-devel] [RFC v3 01/27] hw/arm/smmuv3: Remove SMMUNotifierNode, (continued)
- [Qemu-devel] [RFC v3 01/27] hw/arm/smmuv3: Remove SMMUNotifierNode, Eric Auger, 2019/04/12
- [Qemu-devel] [RFC v3 02/27] vfio/common: Introduce vfio_set_irq_signaling helper, Eric Auger, 2019/04/12
- [Qemu-devel] [RFC v3 04/27] header update against 5.1-rc3 and IOMMU/VFIO nested stage APIs, Eric Auger, 2019/04/12
- [Qemu-devel] [RFC v3 05/27] memory: add IOMMU_ATTR_VFIO_NESTED IOMMU memory region attribute, Eric Auger, 2019/04/12
- [Qemu-devel] [RFC v3 03/27] update-linux-headers: Import iommu.h, Eric Auger, 2019/04/12
- [Qemu-devel] [RFC v3 06/27] memory: add IOMMU_ATTR_MSI_TRANSLATE IOMMU memory region attribute, Eric Auger, 2019/04/12
- [Qemu-devel] [RFC v3 07/27] hw/arm/smmuv3: Advertise VFIO_NESTED and MSI_TRANSLATE attributes, Eric Auger, 2019/04/12
- [Qemu-devel] [RFC v3 08/27] hw/vfio/common: Force nested if iommu requires it, Eric Auger, 2019/04/12
- [Qemu-devel] [RFC v3 09/27] memory: Prepare for different kinds of IOMMU MR notifiers, Eric Auger, 2019/04/12
- [Qemu-devel] [RFC v3 10/27] memory: Add IOMMUConfigNotifier, Eric Auger, 2019/04/12
- [Qemu-devel] [RFC v3 12/27] hw/arm/smmuv3: Store the PASID table GPA in the translation config,
Eric Auger <=
- [Qemu-devel] [RFC v3 11/27] memory: Add arch_id and leaf fields in IOTLBEntry, Eric Auger, 2019/04/12
- [Qemu-devel] [RFC v3 13/27] hw/arm/smmuv3: Implement dummy replay, Eric Auger, 2019/04/12
- [Qemu-devel] [RFC v3 14/27] hw/arm/smmuv3: Fill the IOTLBEntry arch_id on NH_VA invalidation, Eric Auger, 2019/04/12
- [Qemu-devel] [RFC v3 15/27] hw/arm/smmuv3: Fill the IOTLBEntry leaf field on NH_VA invalidation, Eric Auger, 2019/04/12
- [Qemu-devel] [RFC v3 16/27] hw/arm/smmuv3: Notify on config changes, Eric Auger, 2019/04/12
- [Qemu-devel] [RFC v3 17/27] hw/vfio/common: Introduce vfio_alloc_guest_iommu helper, Eric Auger, 2019/04/12
- [Qemu-devel] [RFC v3 18/27] hw/vfio/common: Introduce hostwin_from_range helper, Eric Auger, 2019/04/12
- [Qemu-devel] [RFC v3 19/27] hw/vfio/common: Introduce helpers to DMA map/unap a RAM section, Eric Auger, 2019/04/12
- [Qemu-devel] [RFC v3 20/27] hw/vfio/common: Setup nested stage mappings, Eric Auger, 2019/04/12
- [Qemu-devel] [RFC v3 21/27] hw/vfio/common: Register a MAP notifier for MSI binding, Eric Auger, 2019/04/12