Changeset 46896 in vbox for trunk/src/VBox/Additions/WINNT/Graphics/Video/mp

Timestamp:

Jul 2, 2013 8:16:43 AM (11 years ago)

Author:

vboxsync

Message:

VBoxDisp,VBoxVideo,VBoxControl: registry flags to tweak the Windows guest graphics driver.

Location:

trunk/src/VBox/Additions/WINNT/Graphics/Video/mp/xpdm

Files:

• VBoxMPDriver.cpp (modified) (1 diff)
• VBoxMPIOCTL.cpp (modified) (1 diff)
• VBoxMPInternal.h (modified) (1 diff)

trunk/src/VBox/Additions/WINNT/Graphics/Video/mp/xpdm/VBoxMPDriver.cpp

@@ -546 +546 @@
         }
 
+        case IOCTL_VIDEO_QUERY_VBOXVIDEO_INFO:
+        {
+            STARTIO_IN(ULONG, pulInfoLevel);
+            if (*pulInfoLevel == VBOXVIDEO_INFO_LEVEL_REGISTRY_FLAGS)
+            {
+                STARTIO_OUT(ULONG, pulFlags);
+                bResult = VBoxMPQueryRegistryFlags(pExt, pulFlags, pStatus);
+            }
+            else
+            {
+                pStatus->Status = ERROR_INVALID_PARAMETER;
+                bResult = FALSE;
+            }
+                
+            break;
+        }
+
         default:
         {

trunk/src/VBox/Additions/WINNT/Graphics/Video/mp/xpdm/VBoxMPIOCTL.cpp

@@ -617 +617 @@
 }
 #endif
+
+BOOLEAN VBoxMPQueryRegistryFlags(PVBOXMP_DEVEXT pExt, ULONG *pulFlags, PSTATUS_BLOCK pStatus)
+{
+    BOOLEAN bRC = TRUE;
+    LOGF_ENTER();
+
+    VBOXMPCMNREGISTRY Registry;
+
+    int rc = VBoxMPCmnRegInit(pExt, &Registry);
+    VBOXMP_WARN_VPS_NOBP(rc);
+
+    if (rc == NO_ERROR)
+    {
+        uint32_t u32Flags = 0;
+        rc = VBoxMPCmnRegQueryDword(Registry, L"VBoxVideoFlags", &u32Flags);
+        VBOXMP_WARN_VPS_NOBP(rc);
+        if (rc != NO_ERROR)
+        {   
+            u32Flags = 0;
+        }
+
+        LOG(("Registry flags 0x%08X", u32Flags));
+        *pulFlags = u32Flags;
+        pStatus->Information = sizeof(ULONG);
+    }
+
+    rc = VBoxMPCmnRegFini(Registry);
+    VBOXMP_WARN_VPS_NOBP(rc);
+
+    LOGF_LEAVE();
+    return bRC;
+}

trunk/src/VBox/Additions/WINNT/Graphics/Video/mp/xpdm/VBoxMPInternal.h

@@ -62 +62 @@
 BOOLEAN VBoxMPHgsmiHandlerEnable(PVBOXMP_DEVEXT pExt, HGSMIHANDLERENABLE *pChannel, PSTATUS_BLOCK pStatus);
 BOOLEAN VBoxMPVhwaQueryInfo(PVBOXMP_DEVEXT pExt, VHWAQUERYINFO *pInfo, PSTATUS_BLOCK pStatus);
+BOOLEAN VBoxMPQueryRegistryFlags(PVBOXMP_DEVEXT pExt, ULONG *pulFlags, PSTATUS_BLOCK pStatus);
 
 #endif /*VBOXMPINTERNAL_H*/