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/* SPDX-License-Identifier: GPL-2.0-only */
/* This file is part of the coreboot project. */
/* Intel Cougar Point PCH support */
#include <southbridge/intel/bd82x6x/pch.h>
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
}
// PCH Power Management Registers, located at PMBASE (0x1f.0 0x40.l)
OperationRegion(PMIO, SystemIO, DEFAULT_PMBASE, 0x80)
Field(PMIO, ByteAcc, NoLock, Preserve)
{
Offset(0x20), // GPE0_STS
, 16,
GS00, 1, // GPIO00 SCI/Wake Status
GS01, 1, // GPIO01 SCI/Wake Status
GS02, 1, // GPIO02 SCI/Wake Status
GS03, 1, // GPIO03 SCI/Wake Status
GS04, 1, // GPIO04 SCI/Wake Status
GS05, 1, // GPIO05 SCI/Wake Status
GS06, 1, // GPIO06 SCI/Wake Status
GS07, 1, // GPIO07 SCI/Wake Status
GS08, 1, // GPIO08 SCI/Wake Status
GS09, 1, // GPIO09 SCI/Wake Status
GS10, 1, // GPIO10 SCI/Wake Status
GS11, 1, // GPIO11 SCI/Wake Status
GS12, 1, // GPIO12 SCI/Wake Status
GS13, 1, // GPIO13 SCI/Wake Status
GS14, 1, // GPIO14 SCI/Wake Status
GS15, 1, // GPIO15 SCI/Wake Status
Offset(0x28), // GPE0_EN
, 16,
GE00, 1, // GPIO00 SCI/Wake Enable
GE01, 1, // GPIO01 SCI/Wake Enable
GE02, 1, // GPIO02 SCI/Wake Enable
GE03, 1, // GPIO03 SCI/Wake Enable
GE04, 1, // GPIO04 SCI/Wake Enable
GE05, 1, // GPIO05 SCI/Wake Enable
GE06, 1, // GPIO06 SCI/Wake Enable
GE07, 1, // GPIO07 SCI/Wake Enable
GE08, 1, // GPIO08 SCI/Wake Enable
GE09, 1, // GPIO09 SCI/Wake Enable
GE10, 1, // GPIO10 SCI/Wake Enable
GE11, 1, // GPIO11 SCI/Wake Enable
GE12, 1, // GPIO12 SCI/Wake Enable
GE13, 1, // GPIO13 SCI/Wake Enable
GE14, 1, // GPIO14 SCI/Wake Enable
GE15, 1, // GPIO15 SCI/Wake Enable
Offset(0x42), // General Purpose Control
, 1, // skip 1 bit
GPEC, 1, // SWGPE_CTRL
}
// GPIO IO mapped registers (0x1f.0 reg 0x48.l)
OperationRegion(GPIO, SystemIO, DEFAULT_GPIOBASE, 0x6c)
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,
GP07, 1,
GP08, 1,
GP09, 1,
GP10, 1,
GP11, 1,
GP12, 1,
GP13, 1,
GP14, 1,
GP15, 1,
GP16, 1,
GP17, 1,
GP18, 1,
GP19, 1,
GP20, 1,
GP21, 1,
GP22, 1,
GP23, 1,
GP24, 1,
GP25, 1,
GP26, 1,
GP27, 1,
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,
GP34, 1,
GP35, 1,
GP36, 1,
GP37, 1,
GP38, 1,
GP39, 1,
GP40, 1,
GP41, 1,
GP42, 1,
GP43, 1,
GP44, 1,
GP45, 1,
GP46, 1,
GP47, 1,
GP48, 1,
GP49, 1,
GP50, 1,
GP51, 1,
GP52, 1,
GP53, 1,
GP54, 1,
GP55, 1,
GP56, 1,
GP57, 1,
GP58, 1,
GP59, 1,
GP60, 1,
GP61, 1,
GP62, 1,
GP63, 1,
Offset(0x40), // GPIO Use Select 3
GU08, 8,
GU09, 4,
Offset(0x44), // GPIO IO Select 3
GIO8, 8,
GIO9, 4,
Offset(0x48), // GPIO Level 3
GP64, 1,
GP65, 1,
GP66, 1,
GP67, 1,
GP68, 1,
GP69, 1,
GP70, 1,
GP71, 1,
GP72, 1,
GP73, 1,
GP74, 1,
GP75, 1,
}
// 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 EHCI 0:1d.0 and 0:1a.0, XHCI 0:14.0
#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 <southbridge/intel/common/acpi/smbus.asl>
Method (_OSC, 4)
{
/*
* Arg0 - A Buffer containing a UUID
* Arg1 - An Integer containing a Revision ID of the buffer format
* Arg2 - An Integer containing a count of entries in Arg3
* Arg3 - A Buffer containing a list of DWORD capabilities
*/
/* Check for XHCI */
If (LEqual (Arg0, ToUUID("7c9512a9-1705-4cb4-af7d-506a2423ab71")))
{
Return (^XHC.POSC(Arg2, Arg3))
}
/* Check for PCIe */
If (LEqual (Arg0, ToUUID("33DB4D5B-1FF7-401C-9657-7441C03DD766")))
{
/* Let OS control everything */
Return (Arg3)
}
/* Else Return Unrecognized UUID */
CreateDWordField (Arg3, 0, CDW1)
Or (CDW1, 4, CDW1)
Return (Arg3)
}
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