Changeset 90185 in vbox

Timestamp:

Jul 14, 2021 3:05:44 PM (4 years ago)

Author:

vboxsync

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

145704

Message:

AMD IOMMU: bugref:9654 Log PTE not present failures.

File:

• trunk/src/VBox/Devices/Bus/DevIommuAmd.cpp (modified) (4 diffs)

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

@@ -3522 +3522 @@
 
     /* Raise an I/O page fault for out-of-bounds acccess. */
+    LogFunc(("Out-of-bounds device table entry. idDevice=%#x offDte=%u cbDevTabSeg=%u -> IOPF\n", idDevice, offDte, cbDevTabSeg));
     EVT_IO_PAGE_FAULT_T EvtIoPageFault;
     iommuAmdIoPageFaultEventInit(idDevice, 0 /* idDomain */, 0 /* uIova */, false /* fPresent */, false /* fRsvdNotZero */,
@@ -3696 +3697 @@
         else
         {
-            LogFunc(("Page table entry not present (idDevice=%#x) -> IOPF\n", idDevice));
+            LogFunc(("Page table entry not present. idDevice=%#x uIova=%#RX64 -> IOPF\n", idDevice));
             EVT_IO_PAGE_FAULT_T EvtIoPageFault;
             iommuAmdIoPageFaultEventInit(idDevice, pDte->n.u16DomainId, uIova, false /* fPresent */, false /* fRsvdNotZero */,
@@ -3743 +3744 @@
         else
         {
-            LogFunc(("Page table entry access denied (idDevice=%#x fPerm=%#x fPtePerm=%#x) -> IOPF\n", idDevice, fPerm, fPtePerm));
+            LogFunc(("Page table entry access denied. idDevice=%#x fPerm=%#x fPtePerm=%#x -> IOPF\n", idDevice, fPerm, fPtePerm));
             EVT_IO_PAGE_FAULT_T EvtIoPageFault;
             iommuAmdIoPageFaultEventInit(idDevice, pDte->n.u16DomainId, uIova, true /* fPresent */, false /* fRsvdNotZero */,
@@ -3782 +3783 @@
             }
 
-            LogFunc(("Page size invalid cShift=%u -> IOPF\n", cShift));
+            LogFunc(("Page size invalid. idDevice=%#x cShift=%u -> IOPF\n", idDevice, cShift));
             EVT_IO_PAGE_FAULT_T EvtIoPageFault;
             iommuAmdIoPageFaultEventInit(idDevice, pDte->n.u16DomainId, uIova, true /* fPresent */, false /* fRsvdNotZero */,