Changeset 87458 in vbox for trunk/src/VBox/Devices/Bus

Timestamp:

Jan 28, 2021 1:26:28 PM (4 years ago)

Author:

vboxsync

svn:sync-xref-src-repo-rev:

142477

Message:

AMD IOMMU: bugref:9654 IOTLB cache bits.

File:

• trunk/src/VBox/Devices/Bus/DevIommuAmd.cpp (modified) (2 diffs)

trunk/src/VBox/Devices/Bus/DevIommuAmd.cpp

@@ -628 +628 @@
  *
  * @param   pThis           The IOMMU device state.
+ * @param   uDomainId       The domain ID.
  * @param   uIova           The I/O virtual address being accessed.
  * @param   pWalkResult     The I/O page walk result of the access.
  */
-static void iommuAmdIotlbAdd(PIOMMU pThis, uint64_t uIova, PCIOWALKRESULT pWalkResult)
+static void iommuAmdIotlbAdd(PIOMMU pThis, uint16_t uDomainId, uint64_t uIova, PCIOWALKRESULT pWalkResult)
 {
     Assert(!(uIova & X86_PAGE_4K_OFFSET_MASK));
@@ -662 +663 @@
 
     /* Update the entry with the result of the page walk. */
-    pIotlbe->Core.Key     = uIova;
-    pIotlbe->Core.KeyLast = uIova + RT_BIT_64(pWalkResult->cShift) - 1;
+    pIotlbe->Core.Key     = iommuAmdIotlbConstructKey(uDomainId, uIova);
+    pIotlbe->Core.KeyLast = iommuAmdIotlbConstructKey(uDomainId, uIova + RT_BIT_64(pWalkResult->cShift) - 1);
     pIotlbe->WalkResult   = *pWalkResult;