Intel HD GPU Hacks

DarkFire01 · Nov 10, 2024 · 7150471 · 7150471
1 parent 9ccafe8
commit 7150471
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Showing 4 changed files with 6 additions and 4 deletions.
diff --git a/ntoskrnl/mm/ARM3/syspte.c b/ntoskrnl/mm/ARM3/syspte.c
@@ -248,6 +248,10 @@ MiReserveSystemPtes(IN ULONG NumberOfPtes,
 {
     PMMPTE PointerPte;
 
+    if (NumberOfPtes > 32768)
+    {
+        return NULL;
+    }
     //
     // Use the extended function
     //

diff --git a/win32ss/drivers/videoprt/resource.c b/win32ss/drivers/videoprt/resource.c
@@ -1015,7 +1015,7 @@ VideoPortVerifyAccessRanges(
     }
 
     if (!NT_SUCCESS(Status) || ConflictDetected)
-        return ERROR_INVALID_PARAMETER;
+        return NO_ERROR;
     else
         return NO_ERROR;
 }

diff --git a/win32ss/drivers/videoprt/videoprt.c b/win32ss/drivers/videoprt/videoprt.c
@@ -1469,6 +1469,7 @@ VideoPortCreateSecondaryDisplay(
     IN OUT PVOID *SecondaryDeviceExtension,
     IN ULONG Flag)
 {
+    return ERROR_DEV_NOT_EXIST;
     PDEVICE_OBJECT DeviceObject;
     PVIDEO_PORT_DEVICE_EXTENSION FirstDeviceExtension, DeviceExtension;
     NTSTATUS Status;

diff --git a/win32ss/user/ntuser/display.c b/win32ss/user/ntuser/display.c
@@ -489,9 +489,6 @@ UserEnumDisplaySettings(
     /* let's politely ask the driver for an updated mode list,
        just in case there's something new in there (vbox) */
 
-    PDEVOBJ_vRefreshModeList(ppdev);
-    PDEVOBJ_vRelease(ppdev);
-
     iFoundMode = 0;
     for (i = 0; i < pGraphicsDevice->cDevModes; i++)
     {