Vlv2DeviceRefCodePkg/AcpiTablesPCAT/Video.asl

   1 /**************************************************************************;
   2 ;*                                                                        *;
   3 ;*                                                                        *;
   4 ;*    Intel Corporation - ACPI Reference Code for the Baytrail            *;
   5 ;*    Family of Customer Reference Boards.                                *;
   6 ;*                                                                        *;
   7 ;*                                                                        *;
   8 ;*    Copyright (c)  1999  - 2014, Intel Corporation. All rights reserved   *;
   9 ;
  10 ; This program and the accompanying materials are licensed and made available under
  11 ; the terms and conditions of the BSD License that accompanies this distribution.
  12 ; The full text of the license may be found at
  13 ; http://opensource.org/licenses/bsd-license.php.
  14 ;
  15 ; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
  16 ; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
  17 ;
  18 ;*                                                                        *;
  19 ;*                                                                        *;
  20 ;**************************************************************************/
  21
  22
  23
  24
  25 // Brightness Notification:
  26 //              Generate a brightness related notification
  27 //      to the LFP if its populated.
  28 //
  29 //      Arguments:
  30 //              Arg0:   Notification value.
  31 //
  32 //      Return Value:
  33 //              None
  34 Method(BRTN,1,Serialized)
  35 {
  36   If(LEqual(And(DIDX,0x0F00),0x400))
  37   {
  38     Notify(\_SB.PCI0.GFX0.DD1F,Arg0)
  39   }
  40 }