Changeset 66040 in vbox for trunk/src/VBox/VMM/VMMR3

Timestamp:

Mar 10, 2017 4:18:12 PM (8 years ago)

Author:

vboxsync

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

113906

Message:

VMM: Nested Hw.virt: SVM bits.

File:

• trunk/src/VBox/VMM/VMMR3/CPUMR3CpuId.cpp (modified) (2 diffs)

trunk/src/VBox/VMM/VMMR3/CPUMR3CpuId.cpp

@@ -1680 +1680 @@
             pFeatures->fXop             = RT_BOOL(pExtLeaf->uEcx & X86_CPUID_AMD_FEATURE_ECX_XOP);
             pFeatures->fSvm             = RT_BOOL(pExtLeaf->uEcx & X86_CPUID_AMD_FEATURE_ECX_SVM);
+            if (pFeatures->fSvm)
+            {
+                PCCPUMCPUIDLEAF pSvmLeaf = cpumR3CpuIdFindLeaf(paLeaves, cLeaves, 0x8000000a);
+                AssertLogRelReturn(pSvmLeaf, VERR_CPUM_IPE_1);
+                pFeatures->svm.feat.u   = pSvmLeaf->uEdx;
+                pFeatures->svm.uMaxAsid = pSvmLeaf->uEbx;
+            }
         }
 
@@ -3363 +3370 @@
         pSvmFeatureLeaf->uEbx = 0x8000;     /** @todo figure out virtual NASID. */
         pSvmFeatureLeaf->uEcx = 0;
-        pSvmFeatureLeaf->uEdx = 0; /** @todo Support SVM features */
+        pSvmFeatureLeaf->uEdx = 0;          /** @todo Support SVM features */
     }
     else