Changeset 17480 in vbox for trunk/src

Timestamp:

Mar 6, 2009 3:19:22 PM (16 years ago)

Author:

vboxsync

Message:

VBoxGuest/win: Added bugcheck callback routine for release log printing. Next step would be printing out some more information about the bugcheck itself.

Location:

trunk/src/VBox/Additions/WINNT/VBoxGuest

Files:

• VBoxGuest.cpp (modified) (5 diffs)
• VBoxGuest_Internal.h (modified) (2 diffs)

trunk/src/VBox/Additions/WINNT/VBoxGuest/VBoxGuest.cpp

@@ -67 +67 @@
 static NTSTATUS VBoxGuestShutdown(PDEVICE_OBJECT pDevObj, PIRP pIrp);
 static NTSTATUS VBoxGuestNotSupportedStub(PDEVICE_OBJECT pDevObj, PIRP pIrp);
+static VOID     VBoxGuestBugCheckCallback(PVOID pszBuffer, ULONG ulLength);
 static VOID     vboxWorkerThread(PVOID context);
 static VOID     reserveHypervisorMemory(PVBOXGUESTDEVEXT pDevExt);
@@ -241 +242 @@
 #endif
 
-    // driver is ready now
+    /* 
+     * Setup bugcheck callback routine ASAP.
+     */
+    RtlZeroMemory (pDevExt->szDriverName, sizeof(pDevExt->szDriverName));
+    KeInitializeCallbackRecord(&pDevExt->bugcheckRecord);
+
+    if (FALSE == KeRegisterBugCheckCallback(&pDevExt->bugcheckRecord,
+                                            &VBoxGuestBugCheckCallback,
+                                            pDevExt->pcBugcheckBuffer,
+                                            sizeof(&pDevExt->szDriverName),
+                                            pDevExt->szDriverName))
+    {
+        dprintf(("VBoxGuest::VBoxGuestAddDevice: Could not register bugcheck callback routine!\n"));
+    }
+    else
+    {
+        dprintf(("VBoxGuest::VBoxGuestAddDevice: Bugcheck callback registered.\n"));
+    }
+
+    /* Driver is ready now. */
     deviceObject->Flags &= ~DO_DEVICE_INITIALIZING;
 
@@ -282 +302 @@
 
     VBoxCleanupMemBalloon(pDevExt);
+
+    /* Unregister bugcheck callback. */
+    if (FALSE == KeDeregisterBugCheckCallback(&pDevExt->bugcheckRecord))
+        dprintf(("VBoxGuest::VBoxGuestUnload: Unregistering bugcheck callback routine failed!\n"));
 
     /*
@@ -295 +319 @@
         RTSpinlockDestroy(pDevExt->SessionSpinlock);
 #endif
-
     IoDeleteDevice(pDrvObj->DeviceObject);
 #endif
+
     dprintf(("VBoxGuest::VBoxGuestUnload: returning\n"));
 }
@@ -1510 +1534 @@
 }
 
+VOID VBoxGuestBugCheckCallback(PVOID pszBuffer, ULONG ulLength)
+{
+    LogRelBackdoor(("Windows bluescreen detected! "));
+    if (pszBuffer)
+    {
+        LogRelBackdoor(("Additional information: %s\n", (char*)pszBuffer));
+    }
+    else LogRelBackdoor(("No additional information given.\n"));
+
+    /* @todo Notify the host somehow over DevVMM. */
+}
+
 /**
  * Worker thread to do periodic things such as notify other

trunk/src/VBox/Additions/WINNT/VBoxGuest/VBoxGuest_Internal.h

@@ -156 +156 @@
 /////
 
-
+    // the driver name
+    UCHAR szDriverName[32];
     // our functional driver object
     PDEVICE_OBJECT deviceObject;
@@ -215 +216 @@
     VMMDevPowerStateRequest *powerStateRequest;
 
+    /* Record for bugcheck callback routine. */
+    KBUGCHECK_CALLBACK_RECORD bugcheckRecord;
+    CHAR* pcBugcheckBuffer;
+
 } VBOXGUESTDEVEXT, *PVBOXGUESTDEVEXT;