Changeset 4207 in vbox for trunk/src/VBox/VMM

Timestamp:

Aug 17, 2007 8:11:37 PM (17 years ago)

Author:

vboxsync

Message:

CPUMGetGuestMode

Location:

trunk/src/VBox/VMM/VMMAll

Files:

• CPUMAllRegs.cpp (modified) (1 diff)
• PGMAll.cpp (modified) (1 diff)

trunk/src/VBox/VMM/VMMAll/CPUMAllRegs.cpp

@@ -1505 +1505 @@
     return cpl;
 }
+
+
+/**
+ * Gets the current guest CPU mode.
+ *
+ * If paging mode is what you need, check out PGMGetGuestMode().
+ *
+ * @returns The CPU mode.
+ * @param   pVM         The VM handle.
+ */
+CPUMDECL(uint32_t) CPUMGetGuestMode(PVM pVM)
+{
+    CPUMMODE enmMode;
+    if (!(pVM->cpum.s.Guest.cr0 & X86_CR0_PE))
+        enmMode = CPUMMODE_REAL;
+    else //GUEST64 if (!(pVM->cpum.s.Guest.efer & MSR_K6_EFER_LMA)
+        enmMode = CPUMMODE_PROTECTED;
+//GUEST64     else
+//GUEST64         enmMode = CPUMMODE_LONG;
+
+    return enmMode;
+}
+

trunk/src/VBox/VMM/VMMAll/PGMAll.cpp

@@ -1315 +1315 @@
 /**
  * Gets the current guest paging mode.
+ *
+ * If you just need the CPU mode (real/protected/long), use CPUMGetGuestMode().
  *
  * @returns The current paging mode.