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/*
* 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.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc.
*/
/* Intel 82801Ix support */
Scope(\)
{
// 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
}
// ICH9 Power Management Registers, located at PMBASE (0x1f.0 0x40.l)
OperationRegion(PMIO, SystemIO, DEFAULT_PMBASE, 0x80)
Field(PMIO, ByteAcc, NoLock, Preserve)
{
Offset(0x11),
THRO, 1, // force thermal throttling
Offset(0x42), // General Purpose Control
, 1, // skip 1 bit
GPEC, 1, // TCO status
Offset(0x64),
, 9, // skip 9 more bits
SCIS, 1 // TCO DMI status
}
// FIXME: purposes of the GPIOs (comments) are probably wrong
// ICH9 GPIO IO mapped registers (0x1f.0 reg 0x48.l)
OperationRegion(GPIO, SystemIO, DEFAULT_GPIOBASE, 0x3c)
Field(GPIO, ByteAcc, NoLock, Preserve)
{
Offset(0x00), // GPIO Use Select
GU00, 8,
GU01, 8,
GU02, 8,
GU03, 8,
Offset(0x04), // GPIO IO Select
GIO0, 8,
GIO1, 8,
GIO2, 8,
GIO3, 8,
Offset(0x0c), // GPIO Level
GP00, 1,
GP01, 1,
GP02, 1,
GP03, 1,
GP04, 1,
GP05, 1,
GP06, 1, // GDET
GP07, 1,
GP08, 1,
GP09, 1, // HPMU
GP10, 1, // GPSE
GP11, 1,
GP12, 1, // WLED
GP13, 1, // BLED
GP14, 1, // GLED
GP15, 1, // GDIS
GP16, 1,
GP17, 1,
GP18, 1, // SPCI
GP19, 1, // TSDT
GP20, 1, // SCPU
GP21, 1,
GP22, 1,
GP23, 1, // LANP
GP24, 1, // DKLR
GP25, 1, // WLAN
GP26, 1, // SATA_PWR_EN #0 / SPOF
GP27, 1, // SATA_PWR_EN #1 / SPMU
GP28, 1,
GP29, 1,
GP30, 1,
GP31, 1,
Offset(0x18), // GPIO Blink
GB00, 8,
GB01, 8,
GB02, 8,
GB03, 8,
Offset(0x2c), // GPIO Invert
GIV0, 8,
GIV1, 8,
GIV2, 8,
GIV3, 8,
Offset(0x30), // GPIO Use Select 2
GU04, 8,
GU05, 8,
GU06, 8,
GU07, 8,
Offset(0x34), // GPIO IO Select 2
GIO4, 8,
GIO5, 8,
GIO6, 8,
GIO7, 8,
Offset(0x38), // GPIO Level 2
GP32, 1,
GP33, 1, // CREN
GP34, 1, // CRRS
GP35, 1,
GP36, 1, // STAD
GP37, 1, // PATA_PWR_EN / HDDE
GP38, 1, // Battery / Power (?) / MB00
GP39, 1, // ?? / MB01
GL05, 8,
GL06, 8,
GL07, 8
}
// ICH9 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)
, 2, // Reserved
SA1D, 1, // SATA disable
SMBD, 1, // SMBUS disable
HDAD, 1, // Azalia disable
, 2, // Reserved
US6D, 1, // UHCI #6 disable
US1D, 1, // UHCI #1 disable
US2D, 1, // UHCI #2 disable
US3D, 1, // UHCI #3 disable
US4D, 1, // UHCI #4 disable
US5D, 1, // UHCI #5 disable
EH2D, 1, // EHCI disable
LPBD, 1, // LPC bridge disable
EH1D, 1, // EHCI disable
Offset(0x341a), // FD Root Ports
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
, 2, // Reserved
THRD, 1, // Thermal Throttle disable
SA2D, 1, // SATA disable
}
}
// 0:1b.0 High Definition Audio (Azalia)
#include "audio.asl"
// PCI Express Ports
#include "pcie.asl"
// USB
#include "usb.asl"
// PCI Bridge
#include "pci.asl"
// LPC Bridge
#include "lpc.asl"
// SATA
#include "sata.asl"
// SMBus
#include "smbus.asl"
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)
}
}
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