Vlv2DeviceRefCodePkg/AcpiTablesPCAT/PchPcie.asl

   1 /**************************************************************************;
   2 ;*                                                                        *;
   3 ;*                                                                        *;
   4 ;*    Intel Corporation - ACPI Reference Code for the Baytrail            *;
   5 ;*    Family of Customer Reference Boards.                                *;
   6 ;*                                                                        *;
   7 ;*                                                                        *;
   8 ;*    Copyright (c)  2011  - 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 OperationRegion(PXCS,PCI_Config,0x40,0xC0)
  24 Field(PXCS,AnyAcc, NoLock, Preserve)
  25 {
  26   Offset(0x10), // LCTL - Link Control Register
  27   L0SE, 1,      // 0, L0s Entry Enabled
  28   , 7,
  29   Offset(0x12), // LSTS - Link Status Register
  30   , 13,
  31   LASX, 1,      // 0, Link Active Status
  32   Offset(0x1A), // SLSTS[7:0] - Slot Status Register
  33   ABPX, 1,      // 0, Attention Button Pressed
  34   , 2,
  35   PDCX, 1,      // 3, Presence Detect Changed
  36   , 2,
  37   PDSX, 1,      // 6, Presence Detect State
  38   , 1,
  39   Offset(0x20), // RSTS - Root Status Register
  40   , 16,
  41   PSPX, 1,      // 16,        PME Status
  42 }
  43
  44
  45 Device(PXSX)
  46 {
  47   Name(_ADR, 0x00000000)
  48
  49   // NOTE:  Any PCIE Hot-Plug dependency for this port is
  50   // specific to the CRB.  Please modify the code based on
  51   // your platform requirements.
  52
  53   Name(_PRW, Package() {9,4})
  54 }
  55
  56