vbox的更動 7999 路徑 trunk/src/VBox/Devices/Graphics

時間撮記:

2008-4-15 下午02:56:54 (17 年 以前)

作者:

vboxsync

訊息:

Don't call PGMHandlerPhysicalReset if the VRAM isn't mapped and therefore doesn't have anything that needs resetting. Fixes #2774.

檔案:

• trunk/src/VBox/Devices/Graphics/DevVGA.cpp (修改) (3 筆差異)

trunk/src/VBox/Devices/Graphics/DevVGA.cpp

@@ -4294 +4294 @@
         return rc;
 
-    if (pData->fHaveDirtyBits)
+    if (pData->fHaveDirtyBits && pData->GCPhysVRAM && pData->GCPhysVRAM != NIL_RTGCPHYS)
     {
         PPDMDEVINS pDevIns = pData->pDevInsHC;
@@ -4327 +4327 @@
 
     /* The dirty bits array has been just cleared, reset handlers as well. */
-    PPDMDEVINS pDevIns = pData->pDevInsHC;
-    PGMHandlerPhysicalReset(PDMDevHlpGetVM(pDevIns), pData->GCPhysVRAM);
+    if (pData->GCPhysVRAM && pData->GCPhysVRAM != NIL_RTGCPHYS)
+    {
+        PPDMDEVINS pDevIns = pData->pDevInsHC;
+        PGMHandlerPhysicalReset(PDMDevHlpGetVM(pDevIns), pData->GCPhysVRAM);
+    }
 
     return rc;
@@ -4934 +4937 @@
     if (    (   pData->fGCEnabled
              || pData->fR0Enabled)
-        &&  pData->GCPhysVRAM)
+        &&  pData->GCPhysVRAM
+        &&  pData->GCPhysVRAM != NIL_RTGCPHYS)
     {
         int rc = PGMHandlerPhysicalReset(PDMDevHlpGetVM(pDevIns), pData->GCPhysVRAM);