ACPI implementation for i945, ICH7, Kontron 986LCD-M

Signed-off-by: Stefan Reinauer <stepan@coresystems.de>
Acked-by: Patrick Georgi <patrick.georgi@coresystems.de>



git-svn-id: svn://svn.coreboot.org/coreboot/trunk@3999 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1

1 files changed, 154 insertions, 0 deletions

diff --git a/src/southbridge/intel/i82801gx/acpi/ich7.asl b/src/southbridge/intel/i82801gx/acpi/ich7.asl
new file mode 100644
index 0000000000..2e7233d948
--- /dev/null
+++ b/src/southbridge/intel/i82801gx/acpi/ich7.asl
@@ -0,0 +1,154 @@
+/*
+ * 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., 51 Franklin St, Fifth Floor, Boston,
+ * MA 02110-1301 USA
+ */
+
+/* Intel i82801G 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
+	}
+
+	// ICH7 Power Management Registers, located at PMBASE (0x1f.0 0x40.l)
+	// this doesn't work as ACPI initializes regions and packages first, devices second.
+	// use dynamic operation region? if so, how? XXX
+        //OperationRegion(PMIO, SystemIO, And(\_SB_.PCI0.LPCB.PMBS, 0xfffc), 0x80)
+	OperationRegion(PMIO, SystemIO, 0x500, 0x80)
+	Field(PMIO, ByteAcc, NoLock, Preserve)
+	{
+		Offset(0x42),	// General Purpose Control
+		, 1,		// skip 1 bit
+		GPEC, 1,	// TCO status
+		, 9,		// skip 9 more bits
+		SCIS, 1,	// TCO DMI status
+		, 6		// To the end of the word
+	}
+
+	// ICH7 GPIO IO mapped registers (0x1f.0 reg 0x48.l)
+	OperationRegion(GPIO, SystemIO, 0x1180, 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
+		GL00, 8,
+		GL01, 8,
+		, 3,
+		GP27, 1,	// SATA_PWR_EN #0
+		GP28, 1,	// SATA_PWR_EN #1
+		, 3,
+		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
+		, 5,
+		GP37, 1,	// PATA_PWR_EN
+		, 2,
+		GL05, 8,
+		GL06, 8,
+		GL07, 8
+	}
+
+
+	// ICH7 Root Complex Register Block. Memory Mapped through RCBA)
+	OperationRegion(RCRB, SystemMemory, 0xfff1000, 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,
+		PATD, 1,	// PATA disable
+		SATD, 1,	// SATA disable
+		SMBD, 1,	// SMBUS disable
+		HDAD, 1,	// Azalia disable
+		, 11,		// ... FIXME
+		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
+	}
+	
+}
+
+// 0:1b.0 High Definition Audio (Azalia)
+Include ("../../../southbridge/intel/i82801gx/acpi/ich7_audio.asl")
+
+// PCI Express Ports
+Include ("../../../southbridge/intel/i82801gx/acpi/ich7_pcie.asl")
+
+// USB
+Include ("../../../southbridge/intel/i82801gx/acpi/ich7_usb.asl")
+
+// PCI Bridge
+Include ("../../../southbridge/intel/i82801gx/acpi/ich7_pci.asl")
+
+// LPC Bridge
+Include ("../../../southbridge/intel/i82801gx/acpi/ich7_lpc.asl")
+
+// PATA
+Include ("../../../southbridge/intel/i82801gx/acpi/ich7_pata.asl")
+
+// SATA
+Include ("../../../southbridge/intel/i82801gx/acpi/ich7_sata.asl")
+
+// SMBus
+Include ("../../../southbridge/intel/i82801gx/acpi/ich7_smbus.asl")
+
+