Changeset 10358 in vbox

Timestamp:

Jul 8, 2008 12:19:29 PM (16 years ago)

Author:

vboxsync

Message:

Implemented cr8 reading (PDMApicGetTPR).

File:

• trunk/src/VBox/VMM/VMMAll/EMAll.cpp (modified) (1 diff)

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

@@ -1727 +1727 @@
 EMDECL(int) EMInterpretCRxRead(PVM pVM, PCPUMCTXCORE pRegFrame, uint32_t DestRegGen, uint32_t SrcRegCrx)
 {
+    int      rc;
     uint64_t val64;
 
-    int rc = CPUMGetGuestCRx(pVM, SrcRegCrx, &val64);
-    AssertMsgRCReturn(rc, ("CPUMGetGuestCRx %d failed\n", SrcRegCrx), VERR_EM_INTERPRETER);
+    if (SrcRegCrx == USE_REG_CR8)
+    {
+        val64 = 0;
+        rc = PDMApicGetTPR(pVM, (uint8_t *)&val64);
+        AssertMsgRCReturn(rc, ("PDMApicGetTPR failed\n"), VERR_EM_INTERPRETER);
+    }
+    else
+    {
+        rc = CPUMGetGuestCRx(pVM, SrcRegCrx, &val64);
+        AssertMsgRCReturn(rc, ("CPUMGetGuestCRx %d failed\n", SrcRegCrx), VERR_EM_INTERPRETER);
+    }
 
     if (CPUMIsGuestIn64BitCode(pVM, pRegFrame))