audk/Vlv2DeviceRefCodePkg/AcpiTablesPCAT/PchPcie.asl

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/**************************************************************************;
;* *;
;* *;
;* Intel Corporation - ACPI Reference Code for the Baytrail *;
;* Family of Customer Reference Boards. *;
;* *;
;* *;
;* Copyright (c) 2011 - 2014, Intel Corporation. All rights reserved *;
;
; SPDX-License-Identifier: BSD-2-Clause-Patent
;
;* *;
;* *;
;**************************************************************************/
OperationRegion(PXCS,PCI_Config,0x40,0xC0)
Field(PXCS,AnyAcc, NoLock, Preserve)
{
Offset(0x10), // LCTL - Link Control Register
L0SE, 1, // 0, L0s Entry Enabled
, 7,
Offset(0x12), // LSTS - Link Status Register
, 13,
LASX, 1, // 0, Link Active Status
Offset(0x1A), // SLSTS[7:0] - Slot Status Register
ABPX, 1, // 0, Attention Button Pressed
, 2,
PDCX, 1, // 3, Presence Detect Changed
, 2,
PDSX, 1, // 6, Presence Detect State
, 1,
Offset(0x20), // RSTS - Root Status Register
, 16,
PSPX, 1, // 16, PME Status
}
Device(PXSX)
{
Name(_ADR, 0x00000000)
// NOTE: Any PCIE Hot-Plug dependency for this port is
// specific to the CRB. Please modify the code based on
// your platform requirements.
Name(_PRW, Package() {9,4})
}