| /* |
| * This file is part of the coreboot project. |
| * |
| * Copyright (C) 2007-2009 coresystems GmbH |
| * |
| * This program is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU General Public License as |
| * published by the Free Software Foundation; version 2 of |
| * the License. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| */ |
| |
| /* Intel Cougar Point PCH support */ |
| |
| Scope(\) |
| { |
| // Return TRUE if chipset is LynxPoint-LP |
| Method (ISLP, 0, NotSerialized) |
| { |
| If (LEqual (\_SB.PCI0.LPCB.DIDH, 0x9c)) { |
| Return (1) |
| } else { |
| Return (0) |
| } |
| } |
| |
| // IO-Trap at 0x800. This is the ACPI->SMI communication interface. |
| |
| OperationRegion(IO_T, SystemIO, 0x800, 0x10) |
| Field(IO_T, ByteAcc, NoLock, Preserve) |
| { |
| Offset(0x8), |
| TRP0, 8 // IO-Trap at 0x808 |
| } |
| |
| // ICH7 Root Complex Register Block. Memory Mapped through RCBA) |
| OperationRegion(RCRB, SystemMemory, DEFAULT_RCBA, 0x4000) |
| Field(RCRB, DWordAcc, Lock, Preserve) |
| { |
| Offset(0x0000), // Backbone |
| Offset(0x1000), // Chipset |
| Offset(0x3000), // Legacy Configuration Registers |
| Offset(0x3404), // High Performance Timer Configuration |
| HPAS, 2, // Address Select |
| , 5, |
| HPTE, 1, // Address Enable |
| Offset(0x3418), // FD (Function Disable) |
| , 1, // Reserved |
| PCID, 1, // PCI bridge disable |
| SA1D, 1, // SATA1 disable |
| SMBD, 1, // SMBUS disable |
| HDAD, 1, // Azalia disable |
| , 8, // Reserved |
| EH2D, 1, // EHCI #2 disable |
| LPBD, 1, // LPC bridge disable |
| EH1D, 1, // EHCI #1 disable |
| RP1D, 1, // Root Port 1 disable |
| RP2D, 1, // Root Port 2 disable |
| RP3D, 1, // Root Port 3 disable |
| RP4D, 1, // Root Port 4 disable |
| RP5D, 1, // Root Port 5 disable |
| RP6D, 1, // Root Port 6 disable |
| RP7D, 1, // Root Port 7 disable |
| RP8D, 1, // Root Port 8 disable |
| TTRD, 1, // Thermal sensor registers disable |
| SA2D, 1, // SATA2 disable |
| Offset(0x3428), // FD2 (Function Disable 2) |
| BDFD, 1, // Display BDF |
| ME1D, 1, // ME Interface 1 disable |
| ME2D, 1, // ME Interface 2 disable |
| IDRD, 1, // IDE redirect disable |
| KTCT, 1, // Keyboard Text redirect disable |
| } |
| } |
| |
| // High Definition Audio (Azalia) 0:1b.0 |
| #include "audio.asl" |
| |
| // PCI Express Ports 0:1c.x |
| #include <southbridge/intel/common/acpi/pcie.asl> |
| |
| // USB 0:1d.0 and 0:1a.0 |
| #include "usb.asl" |
| |
| // LPC Bridge 0:1f.0 |
| #include "lpc.asl" |
| |
| // SATA 0:1f.2, 0:1f.5 |
| #include "sata.asl" |
| |
| // SMBus 0:1f.3 |
| #include "smbus.asl" |
| |
| // Serial IO |
| #if IS_ENABLED(CONFIG_INTEL_LYNXPOINT_LP) |
| #include "serialio.asl" |
| #include "lpt_lp.asl" |
| #endif |
| |
| Method (_OSC, 4) |
| { |
| /* Check for proper GUID */ |
| If (LEqual (Arg0, ToUUID("33DB4D5B-1FF7-401C-9657-7441C03DD766"))) |
| { |
| /* Let OS control everything */ |
| Return (Arg3) |
| } |
| Else |
| { |
| /* Unrecognized UUID */ |
| CreateDWordField (Arg3, 0, CDW1) |
| Or (CDW1, 4, CDW1) |
| Return (Arg3) |
| } |
| } |