Changeset 4121 in vbox for trunk/src/VBox/Additions/WINNT/Graphics

Timestamp:

Aug 12, 2007 2:14:24 PM (17 years ago)

Author:

vboxsync

Message:

Set GDI version number according to the windows guest version

Location:

trunk/src/VBox/Additions/WINNT/Graphics/Display

Files:

• driver.h (modified) (1 diff)
• enable.c (modified) (2 diffs)
• screen.c (modified) (1 diff)

trunk/src/VBox/Additions/WINNT/Graphics/Display/driver.h

@@ -141 +141 @@
 extern HSEMAPHORE ghsemHwBuffer;
 
+/* Global DDI version of guest */
+extern ULONG giEngineVersion;
 
 DWORD getAvailableModes(HANDLE, PVIDEO_MODE_INFORMATION *, DWORD *);

trunk/src/VBox/Additions/WINNT/Graphics/Display/enable.c

@@ -273 +273 @@
 // Required hook bits will be set up according to DDI version
 static ULONG gflHooks = 0;
+       ULONG giEngineVersion = DDI_DRIVER_VERSION_NT4;
 
 #define HOOKS_BMF8BPP  gflHooks
@@ -306 +307 @@
                HOOK_COPYBITS | HOOK_STROKEPATH | HOOK_LINETO |
                HOOK_PAINT | HOOK_STRETCHBLT | HOOK_SYNCHRONIZEACCESS;
+
+    giEngineVersion = iEngineVersion;
 
 // Fill in as much as we can.

trunk/src/VBox/Additions/WINNT/Graphics/Display/screen.c

@@ -488 +488 @@
 
 
-    pGdiInfo->ulVersion    = GDI_DRIVER_VERSION;
+    if (    giEngineVersion == DDI_DRIVER_VERSION_NT4
+        ||  giEngineVersion == DDI_DRIVER_VERSION_SP3)
+    {
+        DISPDBG((0,"DISP bInitPDEV pGdiInfo->ulVersion = %x\n", GDI_DRIVER_VERSION));
+        pGdiInfo->ulVersion = GDI_DRIVER_VERSION; /* 0x4000 -> NT4 */
+    }
+    else
+    {
+        DISPDBG((0,"DISP bInitPDEV pGdiInfo->ulVersion = %x\n", 0x5000));
+        pGdiInfo->ulVersion = 0x5000;
+    }
+
     pGdiInfo->ulTechnology = DT_RASDISPLAY;
     pGdiInfo->ulHorzSize   = pVideoModeSelected->XMillimeter;