Changeset 2062 in vbox

Timestamp:

Apr 13, 2007 8:33:44 AM (18 years ago)

Author:

vboxsync

Message:

TSC offset initialized on entry.

Location:

trunk/src/VBox/VMM/VMMR0

Files:

• HWSVMR0.cpp (modified) (1 diff)
• HWVMXR0.cpp (modified) (2 diffs)

trunk/src/VBox/VMM/VMMR0/HWSVMR0.cpp

@@ -484 +484 @@
     pVMCB->ctrl.TLBCtrl.n.u32ASID = 1;
 
-    /** @todo TSC offset. */
-    pVMCB->ctrl.u64TSCOffset = 0;
+    /** TSC offset. */
+    pVMCB->ctrl.u64TSCOffset = TMCpuTickGetOffset(pVM);
 
     /** @todo 64 bits stuff (?):

trunk/src/VBox/VMM/VMMR0/HWVMXR0.cpp

@@ -188 +188 @@
     /* Init TSC offset to zero. */
     rc  = VMXWriteVMCS(VMX_VMCS_CTRL_TSC_OFFSET_FULL, 0);
+#if HC_ARCH_BITS == 32
     rc |= VMXWriteVMCS(VMX_VMCS_CTRL_TSC_OFFSET_HIGH, 0);
+#endif
     AssertRC(rc);
 
@@ -744 +746 @@
     AssertRC(rc);
 
-    /** @todo TSC offset. */
+    /** TSC offset. */
+    uint64_t u64TSCOffset = TMCpuTickGetOffset(pVM);
+
+#if HC_ARCH_BITS == 64
+    rc  = VMXWriteVMCS(VMX_VMCS_CTRL_TSC_OFFSET_FULL, u64TSCOffset);
+#else
+    rc  = VMXWriteVMCS(VMX_VMCS_CTRL_TSC_OFFSET_FULL, (uint32_t)u64TSCOffset);
+    rc |= VMXWriteVMCS(VMX_VMCS_CTRL_TSC_OFFSET_HIGH, (uint32_t)(u64TSCOffset >> 32ULL));
+#endif
+    AssertRC(rc);
+
 
     /* Done. */