[gvg] 18699: Don't issue KBD_LINE_TEST, the results are unreliable. Fixes reopen of #688.

Don't issue KBD_LINE_TEST, the results are unreliable. Fixes reopen of
#688.
Modified: trunk/reactos/drivers/input/i8042prt/i8042prt.c
  _____

Modified: trunk/reactos/drivers/input/i8042prt/i8042prt.c
--- trunk/reactos/drivers/input/i8042prt/i8042prt.c	2005-10-23
11:01:11 UTC (rev 18698)
+++ trunk/reactos/drivers/input/i8042prt/i8042prt.c	2005-10-23
11:32:52 UTC (rev 18699)
@@ -577,12 +577,12 @@

return FALSE;
    }

-	if (I8042Write(DevExt, I8042_CTRL_PORT, KBD_LINE_TEST))
-	{
-		Status = I8042ReadDataWait(DevExt, &Value);
-		if (NT_SUCCESS(Status) && Value == 0)
-			DevExt->KeyboardExists = TRUE;
-	}
+	/*
+	 * We used to send a KBD_LINE_TEST command here, but on at least
HP
+	 * Pavilion notebooks the response to that command was
incorrect.
+	 * So now we just assume that a keyboard is attached.
+	 */
+	DevExt->KeyboardExists = TRUE;

if (I8042Write(DevExt, I8042_CTRL_PORT, MOUSE_LINE_TEST))
    {