[coreboot-gerrit] Patch set updated for coreboot: c2f3fa2 gigabyte/ga-b75m-d3h: Add new Intel mainboard

Damien Zammit (damien@zamaudio.com) gerrit at coreboot.org
Sat Oct 25 06:01:30 CEST 2014


Damien Zammit (damien at zamaudio.com) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/7020

-gerrit

commit c2f3fa28371df2ea09d73783534ed882f71ccb50
Author: Damien Zammit <damien at zamaudio.com>
Date:   Sun Oct 5 17:09:29 2014 +1100

    gigabyte/ga-b75m-d3h: Add new Intel mainboard
    
    This is based on lenovo X230 port.  Board boots to payload.
    
    Remaining Issues:
    
     1. Native raminit sometimes fails with "timC write discovery failed"
        even without changing the ram configuration.
        I suggest altering the native raminit code so that it reboots
        if that message appears to give a chance for the boot process to recover.
    
     2. VGA not working even with rom.
    
     3. SATA not booting.
    
    Change-Id: Ib465a4824ef1a71ab6aa17bd40fc281215c6d44f
    Signed-off-by: Damien Zammit <damien at zamaudio.com>
---
 src/cpu/intel/Kconfig                              |   1 +
 src/cpu/intel/Makefile.inc                         |   1 +
 src/cpu/intel/socket_LGA1155/Kconfig               |  17 +
 src/cpu/intel/socket_LGA1155/Makefile.inc          |  12 +
 src/cpu/intel/socket_LGA1155/socket_LGA1155.c      |   5 +
 src/mainboard/gigabyte/Kconfig                     |   3 +
 src/mainboard/gigabyte/ga-b75m-d3h/Kconfig         |  75 ++++
 src/mainboard/gigabyte/ga-b75m-d3h/Makefile.inc    |  21 ++
 src/mainboard/gigabyte/ga-b75m-d3h/acpi/ec.asl     |   1 +
 .../gigabyte/ga-b75m-d3h/acpi/mainboard.asl        |  28 ++
 .../gigabyte/ga-b75m-d3h/acpi/platform.asl         |  73 ++++
 .../ga-b75m-d3h/acpi/sandybridge_pci_irqs.asl      |  73 ++++
 .../gigabyte/ga-b75m-d3h/acpi/superio.asl          |  24 ++
 .../gigabyte/ga-b75m-d3h/acpi/thermal.asl          |  65 ++++
 src/mainboard/gigabyte/ga-b75m-d3h/acpi/video.asl  |  43 +++
 src/mainboard/gigabyte/ga-b75m-d3h/acpi_tables.c   | 101 ++++++
 src/mainboard/gigabyte/ga-b75m-d3h/board_info.txt  |   6 +
 src/mainboard/gigabyte/ga-b75m-d3h/cmos.default    |  18 +
 src/mainboard/gigabyte/ga-b75m-d3h/cmos.layout     | 167 +++++++++
 src/mainboard/gigabyte/ga-b75m-d3h/devicetree.cb   |  87 +++++
 src/mainboard/gigabyte/ga-b75m-d3h/dsdt.asl        |  54 +++
 src/mainboard/gigabyte/ga-b75m-d3h/fadt.c          | 167 +++++++++
 src/mainboard/gigabyte/ga-b75m-d3h/hda_verb.c      | 252 +++++++++++++
 src/mainboard/gigabyte/ga-b75m-d3h/mainboard.c     |  83 +++++
 src/mainboard/gigabyte/ga-b75m-d3h/mainboard_smi.c | 109 ++++++
 src/mainboard/gigabyte/ga-b75m-d3h/onboard.h       |  33 ++
 src/mainboard/gigabyte/ga-b75m-d3h/romstage.c      | 398 +++++++++++++++++++++
 src/mainboard/gigabyte/ga-b75m-d3h/thermal.h       |  30 ++
 src/northbridge/intel/sandybridge/early_init.c     |   1 +
 src/southbridge/intel/bd82x6x/sata.c               |   1 +
 30 files changed, 1949 insertions(+)

diff --git a/src/cpu/intel/Kconfig b/src/cpu/intel/Kconfig
index aa3dd5b..de76e3e 100644
--- a/src/cpu/intel/Kconfig
+++ b/src/cpu/intel/Kconfig
@@ -33,6 +33,7 @@ source src/cpu/intel/socket_mPGA603/Kconfig
 source src/cpu/intel/socket_mPGA604/Kconfig
 source src/cpu/intel/socket_PGA370/Kconfig
 source src/cpu/intel/socket_441/Kconfig
+source src/cpu/intel/socket_LGA1155/Kconfig
 source src/cpu/intel/socket_LGA771/Kconfig
 source src/cpu/intel/socket_LGA775/Kconfig
 source src/cpu/intel/socket_rPGA988B/Kconfig
diff --git a/src/cpu/intel/Makefile.inc b/src/cpu/intel/Makefile.inc
index b6e7268..4295bd7 100644
--- a/src/cpu/intel/Makefile.inc
+++ b/src/cpu/intel/Makefile.inc
@@ -29,6 +29,7 @@ subdirs-$(CONFIG_CPU_INTEL_SLOT_2) += slot_2
 subdirs-$(CONFIG_CPU_INTEL_SLOT_1) += slot_1
 subdirs-$(CONFIG_CPU_INTEL_SOCKET_LGA771) += socket_LGA771
 subdirs-$(CONFIG_CPU_INTEL_SOCKET_LGA775) += socket_LGA775
+subdirs-$(CONFIG_CPU_INTEL_SOCKET_LGA1155) += socket_LGA1155
 
 #socket_mPGA604_533Mhz
 #socket_mPGA604_800Mhz
diff --git a/src/cpu/intel/socket_LGA1155/Kconfig b/src/cpu/intel/socket_LGA1155/Kconfig
new file mode 100644
index 0000000..bb7d35c
--- /dev/null
+++ b/src/cpu/intel/socket_LGA1155/Kconfig
@@ -0,0 +1,17 @@
+config CPU_INTEL_SOCKET_LGA1155
+	bool
+
+if CPU_INTEL_SOCKET_LGA1155
+
+config SOCKET_SPECIFIC_OPTIONS # dummy
+	def_bool y
+	select CPU_INTEL_MODEL_206AX
+	select CPU_INTEL_MODEL_306AX
+	select MMX
+	select SSE
+
+config CACHE_MRC_BIN
+	bool
+	default n
+
+endif # CPU_INTEL_SOCKET_LGA1155
diff --git a/src/cpu/intel/socket_LGA1155/Makefile.inc b/src/cpu/intel/socket_LGA1155/Makefile.inc
new file mode 100644
index 0000000..9d234d2
--- /dev/null
+++ b/src/cpu/intel/socket_LGA1155/Makefile.inc
@@ -0,0 +1,12 @@
+ramstage-y += socket_LGA1155.c
+#subdirs-y += ../model_206ax
+#subdirs-y += ../../x86/tsc
+subdirs-y += ../../x86/mtrr
+subdirs-y += ../../x86/lapic
+subdirs-y += ../../x86/cache
+subdirs-y += ../../x86/smm
+subdirs-y += ../microcode
+#subdirs-y += ../speedstep
+subdirs-y += ../turbo
+
+####cpu_incs-$(CONFIG_CACHE_AS_RAM) += $(src)/cpu/intel/car/cache_as_ram_ht.inc
diff --git a/src/cpu/intel/socket_LGA1155/socket_LGA1155.c b/src/cpu/intel/socket_LGA1155/socket_LGA1155.c
new file mode 100644
index 0000000..63c925d
--- /dev/null
+++ b/src/cpu/intel/socket_LGA1155/socket_LGA1155.c
@@ -0,0 +1,5 @@
+#include <device/device.h>
+
+struct chip_operations cpu_intel_socket_LGA1155_ops = {
+	CHIP_NAME("Socket LGA1155 CPU")
+};
diff --git a/src/mainboard/gigabyte/Kconfig b/src/mainboard/gigabyte/Kconfig
index ff96a17..c46b979 100644
--- a/src/mainboard/gigabyte/Kconfig
+++ b/src/mainboard/gigabyte/Kconfig
@@ -27,6 +27,8 @@ config BOARD_GIGABYTE_GA_6BXC
 	bool "GA-6BXC"
 config BOARD_GIGABYTE_GA_6BXE
 	bool "GA-6BXE"
+config BOARD_GIGABYTE_GA_B75M_D3H
+	bool "GA-B75M-D3H"
 config BOARD_GIGABYTE_M57SLI
 	bool "GA-M57SLI-S4"
 config BOARD_GIGABYTE_MA785GMT
@@ -41,6 +43,7 @@ endchoice
 source "src/mainboard/gigabyte/ga_2761gxdk/Kconfig"
 source "src/mainboard/gigabyte/ga-6bxc/Kconfig"
 source "src/mainboard/gigabyte/ga-6bxe/Kconfig"
+source "src/mainboard/gigabyte/ga-b75m-d3h/Kconfig"
 source "src/mainboard/gigabyte/m57sli/Kconfig"
 source "src/mainboard/gigabyte/ma785gmt/Kconfig"
 source "src/mainboard/gigabyte/ma785gm/Kconfig"
diff --git a/src/mainboard/gigabyte/ga-b75m-d3h/Kconfig b/src/mainboard/gigabyte/ga-b75m-d3h/Kconfig
new file mode 100644
index 0000000..0192289
--- /dev/null
+++ b/src/mainboard/gigabyte/ga-b75m-d3h/Kconfig
@@ -0,0 +1,75 @@
+if BOARD_GIGABYTE_GA_B75M_D3H
+
+config BOARD_SPECIFIC_OPTIONS # dummy
+	def_bool y
+	select ARCH_X86
+	select CPU_INTEL_SOCKET_LGA1155
+	select NORTHBRIDGE_INTEL_IVYBRIDGE_NATIVE
+	select SOUTHBRIDGE_INTEL_C216
+	select SUPERIO_ITE_IT8728F
+	select BOARD_ROMSIZE_KB_8192
+	select HAVE_ACPI_TABLES
+	select HAVE_OPTION_TABLE
+	select HAVE_CMOS_DEFAULT
+	select HAVE_ACPI_RESUME
+	select HAVE_SMI_HANDLER
+	select INTEL_INT15
+	select VGA
+	select INTEL_EDID
+	select MAINBOARD_HAS_NATIVE_VGA_INIT
+	select MAINBOARD_HAS_NATIVE_VGA_INIT_TEXTMODECFG
+	select IVYBRIDGE_LVDS
+	select UDELAY_TSC
+	select EARLY_CBMEM_INIT
+
+config MMCONF_BASE_ADDRESS
+	hex
+	default 0xf0000000
+
+config USBDEBUG_HCD_INDEX
+       int
+       default 2
+
+config MAINBOARD_DIR
+        string
+        default gigabyte/ga-b75m-d3h
+
+config MAINBOARD_PART_NUMBER
+        string
+        default "GA-B75M-D3H"
+
+config IRQ_SLOT_COUNT
+        int
+        default 18
+
+config MAX_CPUS
+        int
+        default 8
+
+# No need to override the chipset VGA_BIOS_ID.
+config VGA_BIOS_FILE
+        string
+        default "pci8086,0102.rom"
+
+config HAVE_IFD_BIN
+	bool
+	default n
+
+config HAVE_ME_BIN
+	bool
+	default n
+
+config IFD_BIOS_SECTION
+        string
+        default "0x00600000:0x007fffff"
+
+config IFD_ME_SECTION
+        string
+        default "0x00001000:0x004fffff"
+
+# UNCOMMENT BELOW WHEN YOU BUILD WITH REAL ME IMAGE
+#config IFD_GBE_SECTION
+#        string
+#        default "0x00fff000:0x00000fff"
+
+endif # BOARD_GIGABYTE_GA_B75M_D3H
diff --git a/src/mainboard/gigabyte/ga-b75m-d3h/Makefile.inc b/src/mainboard/gigabyte/ga-b75m-d3h/Makefile.inc
new file mode 100644
index 0000000..6a3d7eb
--- /dev/null
+++ b/src/mainboard/gigabyte/ga-b75m-d3h/Makefile.inc
@@ -0,0 +1,21 @@
+##
+## This file is part of the coreboot project.
+##
+## Copyright (C) 2011 The ChromiumOS Authors.  All rights reserved.
+##
+## 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
+##
+
+smm-$(CONFIG_HAVE_SMI_HANDLER) += mainboard_smi.c
+
diff --git a/src/mainboard/gigabyte/ga-b75m-d3h/acpi/ec.asl b/src/mainboard/gigabyte/ga-b75m-d3h/acpi/ec.asl
new file mode 100644
index 0000000..abd87cb
--- /dev/null
+++ b/src/mainboard/gigabyte/ga-b75m-d3h/acpi/ec.asl
@@ -0,0 +1 @@
+/* This file is empty */
diff --git a/src/mainboard/gigabyte/ga-b75m-d3h/acpi/mainboard.asl b/src/mainboard/gigabyte/ga-b75m-d3h/acpi/mainboard.asl
new file mode 100644
index 0000000..09cff9a
--- /dev/null
+++ b/src/mainboard/gigabyte/ga-b75m-d3h/acpi/mainboard.asl
@@ -0,0 +1,28 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2011 Google Inc.
+ *
+ * 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
+ */
+
+Scope (\_SB)
+{
+	Device (PWRB)
+	{
+		Name (_HID, EisaId("PNP0C0C"))
+	}
+}
diff --git a/src/mainboard/gigabyte/ga-b75m-d3h/acpi/platform.asl b/src/mainboard/gigabyte/ga-b75m-d3h/acpi/platform.asl
new file mode 100644
index 0000000..1448aeb
--- /dev/null
+++ b/src/mainboard/gigabyte/ga-b75m-d3h/acpi/platform.asl
@@ -0,0 +1,73 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2012 The Chromium OS Authors. All rights reserved.
+ *
+ * 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
+ */
+
+/* The APM port can be used for generating software SMIs */
+
+OperationRegion (APMP, SystemIO, 0xb2, 2)
+Field (APMP, ByteAcc, NoLock, Preserve)
+{
+	APMC, 8,	// APM command
+	APMS, 8		// APM status
+}
+
+/* Port 80 POST */
+
+OperationRegion (POST, SystemIO, 0x80, 1)
+Field (POST, ByteAcc, Lock, Preserve)
+{
+	DBG0, 8
+}
+
+/* SMI I/O Trap */
+Method(TRAP, 1, Serialized)
+{
+	Store (Arg0, SMIF)	// SMI Function
+	Store (0, TRP0)		// Generate trap
+	Return (SMIF)		// Return value of SMI handler
+}
+
+/* The _PIC method is called by the OS to choose between interrupt
+ * routing via the i8259 interrupt controller or the APIC.
+ *
+ * _PIC is called with a parameter of 0 for i8259 configuration and
+ * with a parameter of 1 for Local Apic/IOAPIC configuration.
+ */
+
+Method(_PIC, 1)
+{
+	// Remember the OS' IRQ routing choice.
+	Store(Arg0, PICM)
+}
+
+/* The _PTS method (Prepare To Sleep) is called before the OS is
+ * entering a sleep state. The sleep state number is passed in Arg0
+ */
+
+Method(_PTS,1)
+{
+
+}
+
+/* The _WAK method is called on system wakeup */
+
+Method(_WAK,1)
+{
+	Return(Package(){0,0})
+}
+
diff --git a/src/mainboard/gigabyte/ga-b75m-d3h/acpi/sandybridge_pci_irqs.asl b/src/mainboard/gigabyte/ga-b75m-d3h/acpi/sandybridge_pci_irqs.asl
new file mode 100644
index 0000000..7ce8cd8
--- /dev/null
+++ b/src/mainboard/gigabyte/ga-b75m-d3h/acpi/sandybridge_pci_irqs.asl
@@ -0,0 +1,73 @@
+/*
+ * 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
+ */
+
+/* This is board specific information: IRQ routing for Sandybridge */
+
+// PCI Interrupt Routing
+Method(_PRT)
+{
+	If (PICM) {
+		Return (Package() {
+			// Onboard graphics (IGD)	0:2.0
+			Package() { 0x0002ffff, 0, 0, 16 },
+			// XHCI	0:14.0
+			Package() { 0x0014ffff, 0, 0, 19 },
+			// High Definition Audio	0:1b.0
+			Package() { 0x001bffff, 0, 0, 16 },
+			// PCIe Root Ports		0:1c.x
+			Package() { 0x001cffff, 0, 0, 19 },
+			Package() { 0x001cffff, 1, 0, 20 },
+			Package() { 0x001cffff, 2, 0, 17 },
+			Package() { 0x001cffff, 3, 0, 18 },
+			// EHCI	#1			0:1d.0
+			Package() { 0x001dffff, 0, 0, 19 },
+			// EHCI	#2			0:1a.0
+			Package() { 0x001affff, 0, 0, 21 },
+			// LPC devices			0:1f.0
+			Package() { 0x001fffff, 0, 0, 17 },
+			Package() { 0x001fffff, 1, 0, 23 },
+			Package() { 0x001fffff, 2, 0, 16 },
+			Package() { 0x001fffff, 3, 0, 18 },
+		})
+	} Else {
+		Return (Package() {
+			// Onboard graphics (IGD)	0:2.0
+			Package() { 0x0002ffff, 0, \_SB.PCI0.LPCB.LNKA, 0 },
+			// XHCI   0:14.0
+			Package() { 0x0014ffff, 0, \_SB.PCI0.LPCB.LNKD, 0 },
+			// High Definition Audio	0:1b.0
+			Package() { 0x001bffff, 0, \_SB.PCI0.LPCB.LNKA, 0 },
+			// PCIe Root Ports		0:1c.x
+			Package() { 0x001cffff, 0, \_SB.PCI0.LPCB.LNKD, 0 },
+			Package() { 0x001cffff, 1, \_SB.PCI0.LPCB.LNKE, 0 },
+			Package() { 0x001cffff, 2, \_SB.PCI0.LPCB.LNKB, 0 },
+			Package() { 0x001cffff, 3, \_SB.PCI0.LPCB.LNKC, 0 },
+			// EHCI	#1			0:1d.0
+			Package() { 0x001dffff, 0, \_SB.PCI0.LPCB.LNKD, 0 },
+			// EHCI	#2			0:1a.0
+			Package() { 0x001affff, 0, \_SB.PCI0.LPCB.LNKF, 0 },
+			// LPC device			0:1f.0
+			Package() { 0x001fffff, 0, \_SB.PCI0.LPCB.LNKB, 0 },
+			Package() { 0x001fffff, 1, \_SB.PCI0.LPCB.LNKH, 0 },
+			Package() { 0x001fffff, 2, \_SB.PCI0.LPCB.LNKA, 0 },
+			Package() { 0x001fffff, 3, \_SB.PCI0.LPCB.LNKC, 0 },
+		})
+	}
+}
+
diff --git a/src/mainboard/gigabyte/ga-b75m-d3h/acpi/superio.asl b/src/mainboard/gigabyte/ga-b75m-d3h/acpi/superio.asl
new file mode 100644
index 0000000..753fc29
--- /dev/null
+++ b/src/mainboard/gigabyte/ga-b75m-d3h/acpi/superio.asl
@@ -0,0 +1,24 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2012 The ChromiumOS Authors.  All rights reserved.
+ *
+ * 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
+ */
+
+/* mainboard configuration */
+
+#define SIO_EC_ENABLE_PS2K       // Enable PS/2 Keyboard
+#define SIO_ENABLE_PS2M          // Enable PS/2 Mouse
+
diff --git a/src/mainboard/gigabyte/ga-b75m-d3h/acpi/thermal.asl b/src/mainboard/gigabyte/ga-b75m-d3h/acpi/thermal.asl
new file mode 100644
index 0000000..f71611a
--- /dev/null
+++ b/src/mainboard/gigabyte/ga-b75m-d3h/acpi/thermal.asl
@@ -0,0 +1,65 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2011 The Chromium OS Authors. All rights reserved.
+ *
+ * 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
+ */
+
+// Thermal Zone
+
+Scope (\_TZ)
+{
+	ThermalZone (THRM)
+	{
+		Name (_TC1, 0x02)
+		Name (_TC2, 0x03)
+
+		// Thermal zone polling frequency: 10 seconds
+		Name (_TZP, 100)
+
+		// Thermal sampling period for passive cooling: 10 seconds
+		Name (_TSP, 100)
+
+		// Convert from Degrees C to 1/10 Kelvin for ACPI
+		Method (CTOK, 1)
+		{
+			// 10th of Degrees C
+			Multiply (Arg0, 10, Local0)
+
+			// Convert to Kelvin
+			Add (Local0, 2732, Local0)
+
+			Return (Local0)
+		}
+
+		// Threshold for OS to shutdown
+		Method (_CRT, 0, Serialized)
+		{
+			Return (CTOK (\TCRT))
+		}
+
+		// Threshold for passive cooling
+		Method (_PSV, 0, Serialized)
+		{
+			Return (CTOK (\TPSV))
+		}
+
+		// Processors used for passive cooling
+		Method (_PSL, 0, Serialized)
+		{
+			Return (\PPKG ())
+		}
+	}
+}
diff --git a/src/mainboard/gigabyte/ga-b75m-d3h/acpi/video.asl b/src/mainboard/gigabyte/ga-b75m-d3h/acpi/video.asl
new file mode 100644
index 0000000..3ececa9
--- /dev/null
+++ b/src/mainboard/gigabyte/ga-b75m-d3h/acpi/video.asl
@@ -0,0 +1,43 @@
+/*
+ * 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
+ */
+
+// Brightness write
+Method (BRTW, 1, Serialized)
+{
+	// TODO
+}
+
+// Hot Key Display Switch
+Method (HKDS, 1, Serialized)
+{
+	// TODO
+}
+
+// Lid Switch Display Switch
+Method (LSDS, 1, Serialized)
+{
+	// TODO
+}
+
+// Brightness Notification
+Method(BRTN,1,Serialized)
+{
+	// TODO (no displays defined yet)
+}
+
diff --git a/src/mainboard/gigabyte/ga-b75m-d3h/acpi_tables.c b/src/mainboard/gigabyte/ga-b75m-d3h/acpi_tables.c
new file mode 100644
index 0000000..fd55bc3
--- /dev/null
+++ b/src/mainboard/gigabyte/ga-b75m-d3h/acpi_tables.c
@@ -0,0 +1,101 @@
+/*
+ * 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
+ */
+
+#include <types.h>
+#include <string.h>
+#include <cbmem.h>
+#include <console/console.h>
+#include <arch/acpi.h>
+#include <arch/ioapic.h>
+#include <arch/acpigen.h>
+#include <arch/smp/mpspec.h>
+#include <device/device.h>
+#include <device/pci.h>
+#include <device/pci_ids.h>
+#include <cpu/cpu.h>
+#include <cpu/x86/msr.h>
+
+#include <southbridge/intel/bd82x6x/pch.h>
+#include <southbridge/intel/bd82x6x/nvs.h>
+#include "thermal.h"
+
+static void acpi_update_thermal_table(global_nvs_t *gnvs)
+{
+	gnvs->tcrt = CRITICAL_TEMPERATURE;
+	gnvs->tpsv = PASSIVE_TEMPERATURE;
+}
+
+void acpi_create_gnvs(global_nvs_t *gnvs)
+{
+	memset((void *)gnvs, 0, sizeof(*gnvs));
+	gnvs->apic = 1;
+	gnvs->mpen = 1; /* Enable Multi Processing */
+	gnvs->pcnt = dev_count_cpu();
+
+	/* Disable USB ports in S3 by default */
+	gnvs->s3u0 = 0;
+	gnvs->s3u1 = 0;
+
+	/* Disable USB ports in S5 by default */
+	gnvs->s5u0 = 0;
+	gnvs->s5u1 = 0;
+
+	/* IGD Displays */
+	gnvs->ndid = 3;
+	gnvs->did[0] = 0x80000100;
+	gnvs->did[1] = 0x80000240;
+	gnvs->did[2] = 0x80000410;
+	gnvs->did[3] = 0x80000410;
+	gnvs->did[4] = 0x00000005;
+
+	// the lid is open by default.
+	gnvs->lids = 1;
+
+	acpi_update_thermal_table(gnvs);
+}
+
+unsigned long acpi_fill_madt(unsigned long current)
+{
+	/* Local APICs */
+	current = acpi_create_madt_lapics(current);
+
+	/* IOAPIC */
+	current += acpi_create_madt_ioapic((acpi_madt_ioapic_t *) current,
+				2, IO_APIC_ADDR, 0);
+
+	/* INT_SRC_OVR */
+	current += acpi_create_madt_irqoverride((acpi_madt_irqoverride_t *)
+		 current, 0, 0, 2, 0);
+	current += acpi_create_madt_irqoverride((acpi_madt_irqoverride_t *)
+		 current, 0, 9, 9, MP_IRQ_TRIGGER_LEVEL | MP_IRQ_POLARITY_HIGH);
+
+	return current;
+}
+
+unsigned long acpi_fill_slit(unsigned long current)
+{
+	// Not implemented
+	return current;
+}
+
+unsigned long acpi_fill_srat(unsigned long current)
+{
+	/* No NUMA, no SRAT */
+	return current;
+}
diff --git a/src/mainboard/gigabyte/ga-b75m-d3h/board_info.txt b/src/mainboard/gigabyte/ga-b75m-d3h/board_info.txt
new file mode 100644
index 0000000..312f6ef
--- /dev/null
+++ b/src/mainboard/gigabyte/ga-b75m-d3h/board_info.txt
@@ -0,0 +1,6 @@
+Category: desktop
+Board URL: http://www.gigabyte.com/products/product-page.aspx?pid=4150#sp
+ROM package: SOIC-8
+ROM protocol: SPI
+ROM socketed: n
+Flashrom support: y
diff --git a/src/mainboard/gigabyte/ga-b75m-d3h/cmos.default b/src/mainboard/gigabyte/ga-b75m-d3h/cmos.default
new file mode 100644
index 0000000..137f482
--- /dev/null
+++ b/src/mainboard/gigabyte/ga-b75m-d3h/cmos.default
@@ -0,0 +1,18 @@
+boot_option=Fallback
+last_boot=Fallback
+baud_rate=115200
+debug_level=Spew
+power_on_after_fail=Enable
+nmi=Enable
+volume=0x3
+first_battery=Primary
+bluetooth=Enable
+wwan=Enable
+wlan=Enable
+touchpad=Enable
+sata_mode=AHCI
+fn_ctrl_swap=Disable
+sticky_fn=Disable
+trackpoint=Enable
+hyper_threading=Enable
+backlight=Both
\ No newline at end of file
diff --git a/src/mainboard/gigabyte/ga-b75m-d3h/cmos.layout b/src/mainboard/gigabyte/ga-b75m-d3h/cmos.layout
new file mode 100644
index 0000000..7a2eb01
--- /dev/null
+++ b/src/mainboard/gigabyte/ga-b75m-d3h/cmos.layout
@@ -0,0 +1,167 @@
+##
+## This file is part of the coreboot project.
+##
+## Copyright (C) 2007-2008 coresystems GmbH
+## Copyright (C) 2014 Vladimir Serbinenko
+##
+## 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
+##
+
+# -----------------------------------------------------------------
+entries
+
+#start-bit length  config config-ID    name
+#0            8       r       0        seconds
+#8            8       r       0        alarm_seconds
+#16           8       r       0        minutes
+#24           8       r       0        alarm_minutes
+#32           8       r       0        hours
+#40           8       r       0        alarm_hours
+#48           8       r       0        day_of_week
+#56           8       r       0        day_of_month
+#64           8       r       0        month
+#72           8       r       0        year
+# -----------------------------------------------------------------
+# Status Register A
+#80           4       r       0        rate_select
+#84           3       r       0        REF_Clock
+#87           1       r       0        UIP
+# -----------------------------------------------------------------
+# Status Register B
+#88           1       r       0        auto_switch_DST
+#89           1       r       0        24_hour_mode
+#90           1       r       0        binary_values_enable
+#91           1       r       0        square-wave_out_enable
+#92           1       r       0        update_finished_enable
+#93           1       r       0        alarm_interrupt_enable
+#94           1       r       0        periodic_interrupt_enable
+#95           1       r       0        disable_clock_updates
+# -----------------------------------------------------------------
+# Status Register C
+#96           4       r       0        status_c_rsvd
+#100          1       r       0        uf_flag
+#101          1       r       0        af_flag
+#102          1       r       0        pf_flag
+#103          1       r       0        irqf_flag
+# -----------------------------------------------------------------
+# Status Register D
+#104          7       r       0        status_d_rsvd
+#111          1       r       0        valid_cmos_ram
+# -----------------------------------------------------------------
+# Diagnostic Status Register
+#112          8       r       0        diag_rsvd1
+
+# -----------------------------------------------------------------
+0          120       r       0        reserved_memory
+#120        264       r       0        unused
+
+# -----------------------------------------------------------------
+# RTC_BOOT_BYTE (coreboot hardcoded)
+384          1       e       4        boot_option
+385          1       e       4        last_boot
+388          4       r       0        reboot_bits
+#390          2       r       0        unused?
+
+# -----------------------------------------------------------------
+# coreboot config options: console
+392          3       e       5        baud_rate
+395          4       e       6        debug_level
+#399          1       r       0        unused
+
+400          8       h       0        volume
+
+# coreboot config options: southbridge
+408          1       e       1        nmi
+409          2       e       7        power_on_after_fail
+
+# coreboot config options: EC
+411         1       e       8        first_battery
+412         1       e       1        bluetooth
+413         1       e       1        wwan
+414         1       e       1        touchpad
+415         1       e       1        wlan
+416         1       e       1        trackpoint
+417         1       e       1        fn_ctrl_swap
+418         1       e       1        sticky_fn
+#419        2       r       0        unused
+421         1       e       9        sata_mode
+422	    2	    e	    10	     backlight
+
+# coreboot config options: cpu
+424          1       e       2        hyper_threading
+#425        7       r       0        unused
+
+# coreboot config options: northbridge
+432         3        e      11        gfx_uma_size
+#435        549       r       0        unused
+
+# SandyBridge MRC Scrambler Seed values
+896         32        r       0        mrc_scrambler_seed
+928         32        r       0        mrc_scrambler_seed_s3
+960         16        r       0        mrc_scrambler_seed_chk
+
+# coreboot config options: check sums
+984         16       h       0        check_sum
+
+# -----------------------------------------------------------------
+
+enumerations
+
+#ID value   text
+1     0     Disable
+1     1     Enable
+2     0     Enable
+2     1     Disable
+4     0     Fallback
+4     1     Normal
+5     0     115200
+5     1     57600
+5     2     38400
+5     3     19200
+5     4     9600
+5     5     4800
+5     6     2400
+5     7     1200
+6     1     Emergency
+6     2     Alert
+6     3     Critical
+6     4     Error
+6     5     Warning
+6     6     Notice
+6     7     Info
+6     8     Debug
+6     9     Spew
+7     0     Disable
+7     1     Enable
+7     2     Keep
+8     0     Secondary
+8     1     Primary
+9     0     AHCI
+9     1     Compatible
+10    0     Both
+10    1     Keyboard only
+10    2	    Thinklight only
+10    3	    None
+11    0     32M
+11    1     64M
+11    2	    96M
+11    3	    128M
+11    4	    160M
+11    5	    192M
+11    6	    224M
+
+# -----------------------------------------------------------------
+checksums
+
+checksum 392 415 984
diff --git a/src/mainboard/gigabyte/ga-b75m-d3h/devicetree.cb b/src/mainboard/gigabyte/ga-b75m-d3h/devicetree.cb
new file mode 100644
index 0000000..bd9cdf6
--- /dev/null
+++ b/src/mainboard/gigabyte/ga-b75m-d3h/devicetree.cb
@@ -0,0 +1,87 @@
+chip northbridge/intel/sandybridge
+
+	# Enable DVI Hotplug with 6ms pulse
+	register "gpu_dp_b_hotplug" = "0x06"
+
+	device cpu_cluster 0 on
+		chip cpu/intel/socket_LGA1155
+			device lapic 0 on end
+		end
+		chip cpu/intel/model_206ax
+			# Magic APIC ID to locate this chip
+			device lapic 0xACAC off end
+		end
+	end
+
+	device domain 0 on
+		subsystemid 0x1458 0x5000 inherit
+		device pci 00.0 on end # host bridge
+		device pci 01.0 off end # PCIe Bridge for discrete graphics
+		device pci 02.0 on end # vga controller
+
+		chip southbridge/intel/bd82x6x # Intel Series 7 Panther Point PCH
+
+			# GPI routing
+			register "alt_gp_smi_en" = "0x0000"
+
+			# Set max SATA speed to 6.0 Gb/s
+			register "sata_port_map" = "0x3f"
+			register "sata_interface_speed_support" = "0x3"
+			register "gen1_dec" = "0x003c0a01"
+
+			# Enable zero-based linear PCIe root port functions
+			register "pcie_port_coalesce" = "1"
+
+			device pci 14.0 off end # USB 3.0 Controller
+			device pci 16.0 on end # Management Engine Interface 1
+			device pci 16.1 off end # Management Engine Interface 2
+			device pci 16.2 off end # Management Engine IDE-R
+			device pci 16.3 off end # Management Engine KT
+			device pci 19.0 off end # Intel Gigabit Ethernet
+			device pci 1a.0 on end # USB2 EHCI #2
+			device pci 1b.0 on end # High Definition Audio
+			device pci 1c.0 on end # PCIe Port #1
+			device pci 1c.1 off end # PCIe Port #2
+			device pci 1c.2 off end # PCIe Port #3
+			device pci 1c.3 off end # PCIe Port #4
+			device pci 1c.4 on end # PCIe Port #5
+			device pci 1c.5 off end # PCIe Port #6
+			device pci 1c.6 off end # PCIe Port #7
+			device pci 1c.7 off end # PCIe Port #8
+			device pci 1d.0 on end # USB2 EHCI #1
+			device pci 1e.0 on end # PCI bridge (ethernet here)
+			device pci 1f.0 on # ISA/LPC bridge
+				chip superio/ite/it8728f
+					device pnp 2e.0 off end # FDC
+					device pnp 2e.1 on # Serial Port 1
+						io 0x60 = 0x3f8
+						irq 0x70 = 4
+					end
+					device pnp 2e.4 on # Environment Controller
+						io 0x60 = 0xa30
+						io 0x62 = 0xa20
+						irq 0x70 = 9
+					end
+					device pnp 2e.7 on # GPIO
+						io 0x60 = 0x0
+						io 0x62 = 0xa00
+					end
+					device pnp 2e.5 on # Keyboard
+						io 0x60 = 0x60
+						io 0x62 = 0x64
+						irq 0x70 = 1
+					end
+					device pnp 2e.6 on # Mouse
+						irq 0x70 = 12
+					end
+					device pnp 2e.a off end # IR
+				end
+			end
+			device pci 1f.2 on end # SATA Controller 1
+			device pci 1f.3 on end # SMBus
+			device pci 1f.5 on end # SATA Controller 2
+			device pci 1f.6 on end # Thermal
+		end
+	end
+end
+
diff --git a/src/mainboard/gigabyte/ga-b75m-d3h/dsdt.asl b/src/mainboard/gigabyte/ga-b75m-d3h/dsdt.asl
new file mode 100644
index 0000000..3209963
--- /dev/null
+++ b/src/mainboard/gigabyte/ga-b75m-d3h/dsdt.asl
@@ -0,0 +1,54 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2007-2009 coresystems GmbH
+ * Copyright (C) 2011 The ChromiumOS Authors.  All rights reserved.
+ *
+ * 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
+ */
+
+DefinitionBlock(
+	"dsdt.aml",
+	"DSDT",
+	0x02,       // DSDT revision: ACPI v2.0
+	"COREv4",   // OEM id
+	"COREBOOT", // OEM table id
+	0x20110725  // OEM revision
+)
+{
+	// Some generic macros
+	#include "acpi/platform.asl"
+	#include "acpi/mainboard.asl"
+
+	// global NVS and variables
+	#include <southbridge/intel/bd82x6x/acpi/globalnvs.asl>
+
+	// General Purpose Events
+	//#include "acpi/gpe.asl"
+
+	#include "acpi/thermal.asl"
+
+	#include <cpu/intel/model_206ax/acpi/cpu.asl>
+
+	Scope (\_SB) {
+		Device (PCI0)
+		{
+			#include <northbridge/intel/sandybridge/acpi/sandybridge.asl>
+			#include <southbridge/intel/bd82x6x/acpi/pch.asl>
+		}
+	}
+
+	/* Chipset specific sleep states */
+	#include <southbridge/intel/bd82x6x/acpi/sleepstates.asl>
+}
diff --git a/src/mainboard/gigabyte/ga-b75m-d3h/fadt.c b/src/mainboard/gigabyte/ga-b75m-d3h/fadt.c
new file mode 100644
index 0000000..8104d22
--- /dev/null
+++ b/src/mainboard/gigabyte/ga-b75m-d3h/fadt.c
@@ -0,0 +1,167 @@
+/*
+ * 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
+ */
+
+#include <string.h>
+#include <device/pci.h>
+#include <arch/acpi.h>
+#include <cpu/x86/smm.h>
+
+/* FIXME: This needs to go into a separate .h file
+ * to be included by the ich7 smi handler, ich7 smi init
+ * code and the mainboard fadt.
+ */
+#define APM_CNT		0xb2
+#define   CST_CONTROL	0x85
+#define   PST_CONTROL	0x80
+#define   ACPI_DISABLE	0x1e
+#define   ACPI_ENABLE	0xe1
+#define   GNVS_UPDATE   0xea
+
+void acpi_create_fadt(acpi_fadt_t * fadt, acpi_facs_t * facs, void *dsdt)
+{
+	acpi_header_t *header = &(fadt->header);
+	u16 pmbase = pci_read_config16(dev_find_slot(0, PCI_DEVFN(0x1f,0)),
+								0x40) & 0xfffe;
+
+	memset((void *) fadt, 0, sizeof(acpi_fadt_t));
+	memcpy(header->signature, "FACP", 4);
+	header->length = sizeof(acpi_fadt_t);
+	header->revision = 3;
+	memcpy(header->oem_id, OEM_ID, 6);
+	memcpy(header->oem_table_id, ACPI_TABLE_CREATOR, 8);
+	memcpy(header->asl_compiler_id, "CORE", 4);
+	header->asl_compiler_revision = 1;
+
+	fadt->firmware_ctrl = (unsigned long) facs;
+	fadt->dsdt = (unsigned long) dsdt;
+	fadt->model = 1;
+	fadt->preferred_pm_profile = PM_DESKTOP;
+
+	fadt->sci_int = 0x9;
+	fadt->smi_cmd = APM_CNT;
+	fadt->acpi_enable = ACPI_ENABLE;
+	fadt->acpi_disable = ACPI_DISABLE;
+	fadt->s4bios_req = 0x0;
+	fadt->pstate_cnt = 0;
+
+	fadt->pm1a_evt_blk = pmbase;
+	fadt->pm1b_evt_blk = 0x0;
+	fadt->pm1a_cnt_blk = pmbase + 0x4;
+	fadt->pm1b_cnt_blk = 0x0;
+	fadt->pm2_cnt_blk = pmbase + 0x50;
+	fadt->pm_tmr_blk = pmbase + 0x8;
+	fadt->gpe0_blk = pmbase + 0x20;
+	fadt->gpe1_blk = 0;
+
+	fadt->pm1_evt_len = 4;
+	fadt->pm1_cnt_len = 2;
+	fadt->pm2_cnt_len = 1;
+	fadt->pm_tmr_len = 4;
+	fadt->gpe0_blk_len = 16;
+	fadt->gpe1_blk_len = 0;
+	fadt->gpe1_base = 0;
+	fadt->cst_cnt = 0;
+	fadt->p_lvl2_lat = 1;
+	fadt->p_lvl3_lat = 87;
+	fadt->flush_size = 1024;
+	fadt->flush_stride = 16;
+	fadt->duty_offset = 1;
+	fadt->duty_width = 0;
+	fadt->day_alrm = 0xd;
+	fadt->mon_alrm = 0x00;
+	fadt->century = 0x00;
+	fadt->iapc_boot_arch = ACPI_FADT_LEGACY_DEVICES | ACPI_FADT_8042;
+
+	fadt->flags = ACPI_FADT_WBINVD | ACPI_FADT_C1_SUPPORTED |
+			ACPI_FADT_C2_MP_SUPPORTED | ACPI_FADT_SLEEP_BUTTON |
+			ACPI_FADT_RESET_REGISTER | ACPI_FADT_SEALED_CASE |
+			ACPI_FADT_S4_RTC_WAKE | ACPI_FADT_PLATFORM_CLOCK;
+
+	fadt->reset_reg.space_id = 1;
+	fadt->reset_reg.bit_width = 8;
+	fadt->reset_reg.bit_offset = 0;
+	fadt->reset_reg.resv = 0;
+	fadt->reset_reg.addrl = 0xcf9;
+	fadt->reset_reg.addrh = 0;
+
+	fadt->reset_value = 6;
+	fadt->x_firmware_ctl_l = (unsigned long)facs;
+	fadt->x_firmware_ctl_h = 0;
+	fadt->x_dsdt_l = (unsigned long)dsdt;
+	fadt->x_dsdt_h = 0;
+
+	fadt->x_pm1a_evt_blk.space_id = 1;
+	fadt->x_pm1a_evt_blk.bit_width = 32;
+	fadt->x_pm1a_evt_blk.bit_offset = 0;
+	fadt->x_pm1a_evt_blk.resv = 0;
+	fadt->x_pm1a_evt_blk.addrl = pmbase;
+	fadt->x_pm1a_evt_blk.addrh = 0x0;
+
+	fadt->x_pm1b_evt_blk.space_id = 1;
+	fadt->x_pm1b_evt_blk.bit_width = 0;
+	fadt->x_pm1b_evt_blk.bit_offset = 0;
+	fadt->x_pm1b_evt_blk.resv = 0;
+	fadt->x_pm1b_evt_blk.addrl = 0x0;
+	fadt->x_pm1b_evt_blk.addrh = 0x0;
+
+	fadt->x_pm1a_cnt_blk.space_id = 1;
+	fadt->x_pm1a_cnt_blk.bit_width = 16;
+	fadt->x_pm1a_cnt_blk.bit_offset = 0;
+	fadt->x_pm1a_cnt_blk.resv = 0;
+	fadt->x_pm1a_cnt_blk.addrl = pmbase + 0x4;
+	fadt->x_pm1a_cnt_blk.addrh = 0x0;
+
+	fadt->x_pm1b_cnt_blk.space_id = 1;
+	fadt->x_pm1b_cnt_blk.bit_width = 0;
+	fadt->x_pm1b_cnt_blk.bit_offset = 0;
+	fadt->x_pm1b_cnt_blk.resv = 0;
+	fadt->x_pm1b_cnt_blk.addrl = 0x0;
+	fadt->x_pm1b_cnt_blk.addrh = 0x0;
+
+	fadt->x_pm2_cnt_blk.space_id = 1;
+	fadt->x_pm2_cnt_blk.bit_width = 8;
+	fadt->x_pm2_cnt_blk.bit_offset = 0;
+	fadt->x_pm2_cnt_blk.resv = 0;
+	fadt->x_pm2_cnt_blk.addrl = pmbase + 0x50;
+	fadt->x_pm2_cnt_blk.addrh = 0x0;
+
+	fadt->x_pm_tmr_blk.space_id = 1;
+	fadt->x_pm_tmr_blk.bit_width = 32;
+	fadt->x_pm_tmr_blk.bit_offset = 0;
+	fadt->x_pm_tmr_blk.resv = 0;
+	fadt->x_pm_tmr_blk.addrl = pmbase + 0x8;
+	fadt->x_pm_tmr_blk.addrh = 0x0;
+
+	fadt->x_gpe0_blk.space_id = 1;
+	fadt->x_gpe0_blk.bit_width = 64;
+	fadt->x_gpe0_blk.bit_offset = 0;
+	fadt->x_gpe0_blk.resv = 0;
+	fadt->x_gpe0_blk.addrl = pmbase + 0x20;
+	fadt->x_gpe0_blk.addrh = 0x0;
+
+	fadt->x_gpe1_blk.space_id = 1;
+	fadt->x_gpe1_blk.bit_width = 0;
+	fadt->x_gpe1_blk.bit_offset = 0;
+	fadt->x_gpe1_blk.resv = 0;
+	fadt->x_gpe1_blk.addrl = 0x0;
+	fadt->x_gpe1_blk.addrh = 0x0;
+
+	header->checksum =
+	    acpi_checksum((void *) fadt, header->length);
+}
diff --git a/src/mainboard/gigabyte/ga-b75m-d3h/hda_verb.c b/src/mainboard/gigabyte/ga-b75m-d3h/hda_verb.c
new file mode 100644
index 0000000..29f8a45
--- /dev/null
+++ b/src/mainboard/gigabyte/ga-b75m-d3h/hda_verb.c
@@ -0,0 +1,252 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2011 The ChromiumOS Authors.  All rights reserved.
+ * Copyright (C) 2014 Vladimir Serbinenko
+ *
+ * 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
+ */
+
+/*	Vendor Name    : IDT
+ *	Vendor ID      : 0x10ec0269
+ *	Subsystem ID   : 0x17aa21fa
+ *	Revision ID    : 0x100303
+ */
+
+
+#include <device/azalia_device.h>
+
+const u32 cim_verb_data[] = {
+	/* coreboot specific header */
+  	0x10ec0269,	// Codec Vendor / Device ID: Realtek ALC269VC
+  	0x17aa21fa,	// Subsystem ID
+	0x0000007d,	// Number of 4 dword sets
+
+/* Bits 31:28 - Codec Address */
+/* Bits 27:20 - NID */
+/* Bits 19:8 - Verb ID */
+/* Bits 7:0  - Payload */
+
+/* NID 0x01 - NodeInfo */
+	AZALIA_SUBVENDOR(0x0, 0x17AA21FA),
+
+/* NID 0x0A - External Microphone Connector
+ * Config=0x04A11020 (External,Right; MicIn,3.5mm; Black,JD; DA,Seq)
+ */
+	AZALIA_PIN_CFG(0x0, 0x0A, 0x04A11020),
+
+/* NID 0x0B - Headphone Connector
+ * Config=0x0421101F (External,Right; HP,3.5mm; Black,JD; DA,Seq)
+ */
+	AZALIA_PIN_CFG(0x0, 0x0B, 0x0421101F),
+
+/* NID 0x0C - Not connected
+ * Config=0x40F000F0 (N/A,N/A; Other,Unknown; Unknown,JD; DA,Seq)
+ */
+	AZALIA_PIN_CFG(0x0, 0x0C, 0x40F000F0),
+
+/* NID 0x0D - Internal Speakers
+ * Config=0x90170110 (Fixed,Int; Speaker,Other Analog; Unknown,nJD; DA,Seq)
+ */
+	AZALIA_PIN_CFG(0x0, 0x0D, 0x90170110),
+
+/* NID 0x0F - Not connected
+ * Config=0x40F000F0
+ */
+	AZALIA_PIN_CFG(0x0, 0x0F, 0x40F000F0),
+
+/* NID 0x11 - Internal Microphone
+ * Config=0xD5A30140 (Fixed internal,Top; Mic In,ATIPI; Unknown,nJD; DA,Seq)
+ */
+	AZALIA_PIN_CFG(0x0, 0x11, 0xD5A30140),
+	AZALIA_PIN_CFG(0x0, 0x12, 0x90A60140),
+	AZALIA_PIN_CFG(0x0, 0x14, 0x90170110),
+	AZALIA_PIN_CFG(0x0, 0x15, 0x03211020),
+	AZALIA_PIN_CFG(0x0, 0x18, 0x03A11830),
+	AZALIA_PIN_CFG(0x0, 0x19, 0x411111F0),
+
+	0x01970804,
+	0x01870803,
+	0x01470740,
+	0x00970600,
+
+	0x00370600,
+	0x00270600,
+	0x00270600,
+	0x00270600,
+
+	AZALIA_PIN_CFG(0x0, 0x1A, 0x411111F0),
+	AZALIA_PIN_CFG(0x0, 0x1D, 0x40138205),
+	AZALIA_PIN_CFG(0x0, 0x1E, 0x411111F0),
+
+	/*
+	 * Hardware EQ Parameters
+	 * Sample Rate 88200
+	 */
+	0x0227A63F,	0x0227A73E,	0x0227A8EB,	0x0227A93F,
+	0x0227AA3E,	0x0227ABEB,	0x0227AC00,	0x0227AD80,
+	0x0227A681,	0x0227A782,	0x0227A829,	0x0227A981,
+	0x0227AA82,	0x0227AB29,	0x0227AC01,	0x0227AD80,
+	0x0227A63F,	0x0227A73E,	0x0227A8EB,	0x0227A93F,
+	0x0227AA3E,	0x0227ABEB,	0x0227AC02,	0x0227AD80,
+	0x0227A67E,	0x0227A77B,	0x0227A846,	0x0227A97E,
+	0x0227AA7B,	0x0227AB46,	0x0227AC03,	0x0227AD80,
+	0x0227A6C1,	0x0227A77F,	0x0227A898,	0x0227A9C1,
+	0x0227AA7F,	0x0227AB98,	0x0227AC04,	0x0227AD80,
+	0x0227A63E,	0x0227A7D1,	0x0227A84F,	0x0227A93E,
+	0x0227AAD1,	0x0227AB4F,	0x0227AC05,	0x0227AD80,
+	0x0227A683,	0x0227A7BE,	0x0227A855,	0x0227A983,
+	0x0227AABE,	0x0227AB55,	0x0227AC06,	0x0227AD80,
+	0x0227A63D,	0x0227A7B9,	0x0227A856,	0x0227A93D,
+	0x0227AAB9,	0x0227AB56,	0x0227AC07,	0x0227AD80,
+	0x0227A67C,	0x0227A741,	0x0227A8AB,	0x0227A97C,
+	0x0227AA41,	0x0227ABAB,	0x0227AC08,	0x0227AD80,
+	0x0227A6C3,	0x0227A775,	0x0227A85A,	0x0227A9C3,
+	0x0227AA75,	0x0227AB5A,	0x0227AC09,	0x0227AD80,
+	0x0227A63F,	0x0227A79E,	0x0227A829,	0x0227A93F,
+	0x0227AA9E,	0x0227AB29,	0x0227AC0A,	0x0227AD80,
+	0x0227A682,	0x0227A7E3,	0x0227A867,	0x0227A982,
+	0x0227AAE3,	0x0227AB67,	0x0227AC0B,	0x0227AD80,
+	0x0227A63E,	0x0227A74F,	0x0227A89D,	0x0227A93E,
+	0x0227AA4F,	0x0227AB9D,	0x0227AC0C,	0x0227AD80,
+	0x0227A67D,	0x0227A71C,	0x0227A899,	0x0227A97D,
+	0x0227AA1C,	0x0227AB99,	0x0227AC0D,	0x0227AD80,
+	0x0227A6C2,	0x0227A712,	0x0227A839,	0x0227A9C2,
+	0x0227AA12,	0x0227AB39,	0x0227AC0E,	0x0227AD80,
+	0x0227A63F,	0x0227A708,	0x0227A856,	0x0227A93F,
+	0x0227AA08,	0x0227AB56,	0x0227AC0F,	0x0227AD80,
+	0x0227A68E,	0x0227A7ED,	0x0227A89D,	0x0227A98E,
+	0x0227AAED,	0x0227AB9D,	0x0227AC10,	0x0227AD80,
+	0x0227A637,	0x0227A78F,	0x0227A853,	0x0227A937,
+	0x0227AA8F,	0x0227AB53,	0x0227AC11,	0x0227AD80,
+	0x0227A671,	0x0227A712,	0x0227A863,	0x0227A971,
+	0x0227AA12,	0x0227AB63,	0x0227AC12,	0x0227AD80,
+	0x0227A6C9,	0x0227A768,	0x0227A856,	0x0227A9C9,
+	0x0227AA68,	0x0227AB56,	0x0227AC13,	0x0227AD80,
+	0x0227A642,	0x0227A709,	0x0227A838,	0x0227A942,
+	0x0227AA09,	0x0227AB38,	0x0227AC14,	0x0227AD80,
+	0x0227A69C,	0x0227A78A,	0x0227A867,	0x0227A99C,
+	0x0227AA8A,	0x0227AB67,	0x0227AC15,	0x0227AD80,
+	0x0227A634,	0x0227A717,	0x0227A8E3,	0x0227A934,
+	0x0227AA17,	0x0227ABE3,	0x0227AC16,	0x0227AD80,
+	0x0227A663,	0x0227A775,	0x0227A899,	0x0227A963,
+	0x0227AA75,	0x0227AB99,	0x0227AC17,	0x0227AD80,
+	0x0227A6C9,	0x0227A7DE,	0x0227A8E5,	0x0227A9C9,
+	0x0227AADE,	0x0227ABE5,	0x0227AC18,	0x0227AD80,
+	0x0227A640,	0x0227A700,	0x0227A800,	0x0227A940,
+	0x0227AA00,	0x0227AB00,	0x0227AC19,	0x0227AD80,
+
+	/*
+	 * Hardware EQ Parameters
+	 * Sample Rate 96000
+	 */
+	0x0227A63F,	0x0227A74E,	0x0227A888,	0x0227A93F,
+	0x0227AA4E,	0x0227AB88,	0x0227AC1A,	0x0227AD80,
+	0x0227A681,	0x0227A762,	0x0227A8EE,	0x0227A981,
+	0x0227AA62,	0x0227ABEE,	0x0227AC1B,	0x0227AD80,
+	0x0227A63F,	0x0227A74E,	0x0227A888,	0x0227A93F,
+	0x0227AA4E,	0x0227AB88,	0x0227AC1C,	0x0227AD80,
+	0x0227A67E,	0x0227A79A,	0x0227A8E7,	0x0227A97E,
+	0x0227AA9A,	0x0227ABE7,	0x0227AC1D,	0x0227AD80,
+	0x0227A6C1,	0x0227A760,	0x0227A8C3,	0x0227A9C1,
+	0x0227AA60,	0x0227ABC3,	0x0227AC1E,	0x0227AD80,
+	0x0227A63E,	0x0227A7E9,	0x0227A84B,	0x0227A93E,
+	0x0227AAE9,	0x0227AB4B,	0x0227AC1F,	0x0227AD80,
+	0x0227A683,	0x0227A76C,	0x0227A8F2,	0x0227A983,
+	0x0227AA6C,	0x0227ABF2,	0x0227AC20,	0x0227AD80,
+	0x0227A63D,	0x0227A7E7,	0x0227A880,	0x0227A93D,
+	0x0227AAE7,	0x0227AB80,	0x0227AC21,	0x0227AD80,
+	0x0227A67C,	0x0227A793,	0x0227A80E,	0x0227A97C,
+	0x0227AA93,	0x0227AB0E,	0x0227AC22,	0x0227AD80,
+	0x0227A6C3,	0x0227A72F,	0x0227A835,	0x0227A9C3,
+	0x0227AA2F,	0x0227AB35,	0x0227AC23,	0x0227AD80,
+	0x0227A63F,	0x0227A7A5,	0x0227A8FE,	0x0227A93F,
+	0x0227AAA5,	0x0227ABFE,	0x0227AC24,	0x0227AD80,
+	0x0227A682,	0x0227A798,	0x0227A89D,	0x0227A982,
+	0x0227AA98,	0x0227AB9D,	0x0227AC25,	0x0227AD80,
+	0x0227A63E,	0x0227A772,	0x0227A839,	0x0227A93E,
+	0x0227AA72,	0x0227AB39,	0x0227AC26,	0x0227AD80,
+	0x0227A67D,	0x0227A767,	0x0227A863,	0x0227A97D,
+	0x0227AA67,	0x0227AB63,	0x0227AC27,	0x0227AD80,
+	0x0227A6C1,	0x0227A7E7,	0x0227A8C8,	0x0227A9C1,
+	0x0227AAE7,	0x0227ABC8,	0x0227AC28,	0x0227AD80,
+	0x0227A63F,	0x0227A71B,	0x0227A81A,	0x0227A93F,
+	0x0227AA1B,	0x0227AB1A,	0x0227AC29,	0x0227AD80,
+	0x0227A68D,	0x0227A763,	0x0227A872,	0x0227A98D,
+	0x0227AA63,	0x0227AB72,	0x0227AC2A,	0x0227AD80,
+	0x0227A638,	0x0227A733,	0x0227A809,	0x0227A938,
+	0x0227AA33,	0x0227AB09,	0x0227AC2B,	0x0227AD80,
+	0x0227A672,	0x0227A79C,	0x0227A88E,	0x0227A972,
+	0x0227AA9C,	0x0227AB8E,	0x0227AC2C,	0x0227AD80,
+	0x0227A6C8,	0x0227A7B1,	0x0227A8DD,	0x0227A9C8,
+	0x0227AAB1,	0x0227ABDD,	0x0227AC2D,	0x0227AD80,
+	0x0227A641,	0x0227A7E1,	0x0227A8D8,	0x0227A941,
+	0x0227AAE1,	0x0227ABD8,	0x0227AC2E,	0x0227AD80,
+	0x0227A699,	0x0227A70D,	0x0227A820,	0x0227A999,
+	0x0227AA0D,	0x0227AB20,	0x0227AC2F,	0x0227AD80,
+	0x0227A634,	0x0227A7FE,	0x0227A823,	0x0227A934,
+	0x0227AAFE,	0x0227AB23,	0x0227AC30,	0x0227AD80,
+	0x0227A666,	0x0227A7F2,	0x0227A8E0,	0x0227A966,
+	0x0227AAF2,	0x0227ABE0,	0x0227AC31,	0x0227AD80,
+	0x0227A6C9,	0x0227A720,	0x0227A804,	0x0227A9C9,
+	0x0227AA20,	0x0227AB04,	0x0227AC32,	0x0227AD80,
+	0x0227A640,	0x0227A700,	0x0227A800,	0x0227A940,
+	0x0227AA00,	0x0227AB00,	0x0227AC33,	0x0227AD80,
+
+	/* SAFEDSP Parameters */
+	0x022782C1,	0x02277127,	0x02277227,	0x02278801,
+	0x02278C58,	0x02278E90,	0x0227890A,	0x02278A14,
+	0x02278B0F,	0x0017B008,
+
+	/* Misc entries */
+		0x00B707C0, /* Enable PortB as Output with HP amp */
+		0x00D70740, /* Enable PortD as Output */
+		0x0017A200, /* Disable ClkEn of PortSenseTst */
+		0x0017C621, /* Slave Port - Port A used as microphone input for
+		                            combo Jack
+		               Master Port - Port B used for Jack Presence Detect
+		               Enable Combo Jack Detection */
+		0x0017A208, /* Enable ClkEn of PortSenseTst */
+		0x00170500, /* Set power state to D0 */
+
+	/* --- Next Codec --- */
+
+/*	Vendor Name    : Intel
+ *	Vendor ID      : 0x80862806
+ *	Subsystem ID   : 0x80860101
+ *	Revision ID    : 0x100000
+ */
+	/* coreboot specific header */
+	0x80862806,	// Codec Vendor / Device ID: Intel PantherPoint HDMI
+	0x80860101,	// Subsystem ID
+	0x00000004,	// Number of IDs
+
+	/* NID 0x01, HDA Codec Subsystem ID Verb Table: 0x80860101 */
+	AZALIA_SUBVENDOR(0x3, 0x80860101),
+
+	/* Pin Complex (NID 0x05) Digital Out at Int HDMI */
+	AZALIA_PIN_CFG(0x3, 0x05, 0x18560010),
+
+	/* Pin Complex (NID 0x06) Digital Out at Int HDMI */
+	AZALIA_PIN_CFG(0x3, 0x06, 0x18560020),
+
+	/* Pin Complex (NID 0x07) Digital Out at Int HDMI */
+	AZALIA_PIN_CFG(0x3, 0x07, 0x18560030)
+};
+
+const u32 pc_beep_verbs[] = {
+	0x02177a00, /* Digital PCBEEP Gain: 0h=-9db, 1h=-6db ... 4h=+3db, 5h=+6db */
+};
+
+AZALIA_ARRAY_SIZES;
diff --git a/src/mainboard/gigabyte/ga-b75m-d3h/mainboard.c b/src/mainboard/gigabyte/ga-b75m-d3h/mainboard.c
new file mode 100644
index 0000000..62b437b
--- /dev/null
+++ b/src/mainboard/gigabyte/ga-b75m-d3h/mainboard.c
@@ -0,0 +1,83 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2007-2009 coresystems GmbH
+ * Copyright (C) 2011-2012 Google Inc.
+ * Copyright (C) 2014 Vladimir Serbinenko
+ *
+ * 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
+ */
+
+#include <types.h>
+#include <string.h>
+#include <device/device.h>
+#include <device/pci_def.h>
+#include <device/pci_ops.h>
+#include <console/console.h>
+#include <drivers/intel/gma/int15.h>
+#include <pc80/mc146818rtc.h>
+#include <arch/acpi.h>
+#include <arch/io.h>
+#include <arch/interrupt.h>
+#include <boot/coreboot_tables.h>
+#include <southbridge/intel/bd82x6x/pch.h>
+#include <smbios.h>
+#include <device/pci.h>
+#include <cbfs.h>
+#include <pc80/keyboard.h>
+#include <ec/lenovo/h8/h8.h>
+#include <build.h>
+
+void mainboard_suspend_resume(void)
+{
+	/* Call SMM finalize() handlers before resume */
+	outb(0xcb, 0xb2);
+}
+
+const char *smbios_mainboard_bios_version(void)
+{
+	/* Satisfy thinkpad_acpi.  */
+	if (strlen(CONFIG_LOCALVERSION))
+		return "CBET4000 " CONFIG_LOCALVERSION;
+	else
+		return "CBET4000 " COREBOOT_VERSION;
+}
+
+
+
+static void mainboard_init(device_t dev)
+{
+	RCBA32(0x38c8) = 0x00002005;
+	RCBA32(0x38c4) = 0x00802005;
+	RCBA32(0x38c0) = 0x00000007;
+
+	/* This sneaked in here, because X201 SuperIO chip isn't really
+	   connected to anything and hence we don't init it.
+	 */
+	pc_keyboard_init();
+}
+
+// mainboard_enable is executed as first thing after
+// enumerate_buses().
+
+static void mainboard_enable(device_t dev)
+{
+	dev->ops->init = mainboard_init;
+
+	install_intel_vga_int15_handler(GMA_INT15_ACTIVE_LFP_INT_LVDS, GMA_INT15_PANEL_FIT_DEFAULT, GMA_INT15_BOOT_DISPLAY_DEFAULT, 0);
+}
+
+struct chip_operations mainboard_ops = {
+	.enable_dev = mainboard_enable,
+};
diff --git a/src/mainboard/gigabyte/ga-b75m-d3h/mainboard_smi.c b/src/mainboard/gigabyte/ga-b75m-d3h/mainboard_smi.c
new file mode 100644
index 0000000..9f8a29f
--- /dev/null
+++ b/src/mainboard/gigabyte/ga-b75m-d3h/mainboard_smi.c
@@ -0,0 +1,109 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2008-2009 coresystems GmbH
+ * Copyright (C) 2014 Vladimir Serbinenko
+ *
+ * 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
+ */
+
+#include <arch/io.h>
+#include <console/console.h>
+#include <cpu/x86/smm.h>
+#include <pc80/mc146818rtc.h>
+#include <delay.h>
+#include <southbridge/intel/bd82x6x/nvs.h>
+#include <southbridge/intel/bd82x6x/pch.h>
+#include <southbridge/intel/bd82x6x/me.h>
+#include <northbridge/intel/sandybridge/sandybridge.h>
+#include <cpu/intel/model_206ax/model_206ax.h>
+
+/* The southbridge SMI handler checks whether gnvs has a
+ * valid pointer before calling the trap handler
+ */
+extern global_nvs_t *gnvs;
+
+static void mainboard_smm_init(void)
+{
+	printk(BIOS_DEBUG, "initializing SMI\n");
+}
+
+int mainboard_io_trap_handler(int smif)
+{
+	static int smm_initialized;
+
+	if (!smm_initialized) {
+		mainboard_smm_init();
+		smm_initialized = 1;
+	}
+
+	switch (smif) {
+	default:
+		return 0;
+	}
+
+	/* On success, the IO Trap Handler returns 1
+	 * On failure, the IO Trap Handler returns a value != 1 */
+	return 1;
+}
+
+void mainboard_smi_gpi(u32 gpi_sts)
+{
+
+}
+
+static int mainboard_finalized = 0;
+
+int mainboard_smi_apmc(u8 data)
+{
+	u16 pmbase = pci_read_config16(PCI_DEV(0, 0x1f, 0), 0x40) & 0xfffc;
+
+	printk(BIOS_DEBUG, "%s: pmbase %04X, data %02X\n", __func__, pmbase,
+	       data);
+
+	if (!pmbase)
+		return 0;
+
+	switch (data) {
+	case APM_CNT_ACPI_ENABLE:
+		break;
+	case APM_CNT_ACPI_DISABLE:
+		break;
+	case APM_CNT_FINALIZE:
+		printk(BIOS_DEBUG, "APMC: FINALIZE\n");
+		if (mainboard_finalized) {
+			printk(BIOS_DEBUG, "APMC#: Already finalized\n");
+			return 0;
+		}
+
+		intel_me_finalize_smm();
+		intel_pch_finalize_smm();
+		intel_sandybridge_finalize_smm();
+		intel_model_206ax_finalize_smm();
+
+		mainboard_finalized = 1;
+		break;
+
+	default:
+		break;
+	}
+	return 0;
+}
+
+void mainboard_smi_sleep(u8 slp_typ)
+{
+
+}
diff --git a/src/mainboard/gigabyte/ga-b75m-d3h/onboard.h b/src/mainboard/gigabyte/ga-b75m-d3h/onboard.h
new file mode 100644
index 0000000..0580945
--- /dev/null
+++ b/src/mainboard/gigabyte/ga-b75m-d3h/onboard.h
@@ -0,0 +1,33 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2011-2012 The ChromiumOS Authors.  All rights reserved.
+ *
+ * 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
+ */
+
+#ifndef GAB75MD3V_ONBOARD_H
+#define GAB75MD3V_ONBOARD_H
+
+#include <arch/smp/mpspec.h>
+
+#define GAB75MD3V_NIC_VENDOR_ID		0x10EC
+#define GAB75MD3V_NIC_DEVICE_ID		0x8168
+
+#define XHCI_MODE     2  // Auto
+#define XHCI_PORTS    3  // Port 0 & 1
+#define XHCI_PREBOOT  0  // No PreOS boot support
+#define XHCI_STREAMS  1  // Sure, lets have streams
+
+#endif
diff --git a/src/mainboard/gigabyte/ga-b75m-d3h/romstage.c b/src/mainboard/gigabyte/ga-b75m-d3h/romstage.c
new file mode 100644
index 0000000..8960b82
--- /dev/null
+++ b/src/mainboard/gigabyte/ga-b75m-d3h/romstage.c
@@ -0,0 +1,398 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2014 Damien Zammit <damien at zamaudio.com>
+ *
+ * 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
+ */
+
+#define SUPERIO_BASE 0x2e
+#define SUPERIO_DEV PNP_DEV(SUPERIO_BASE, 0)
+#define SUPERIO_GPIO PNP_DEV(SUPERIO_BASE, IT8728F_GPIO)
+#define SERIAL_DEV PNP_DEV(SUPERIO_BASE, 0x01)
+
+#include <stdint.h>
+#include <string.h>
+#include <lib.h>
+#include <timestamp.h>
+#include <arch/early_variables.h>
+#include <arch/byteorder.h>
+#include <arch/io.h>
+#include <device/pci_def.h>
+#include <device/pnp_def.h>
+#include <cpu/x86/lapic.h>
+#include <pc80/mc146818rtc.h>
+#include <cbmem.h>
+#include <console/console.h>
+#include <delay.h>
+#include <superio/ite/it8728f/it8728f.h>
+#include <superio/ite/common/ite.h>
+#include "southbridge/intel/bd82x6x/me.h"
+#include "southbridge/intel/bd82x6x/pch.h"
+#include "southbridge/intel/bd82x6x/gpio.h"
+#include "northbridge/intel/sandybridge/sandybridge.h"
+#include "northbridge/intel/sandybridge/raminit_native.h"
+#include <arch/cpu.h>
+#include <cpu/x86/bist.h>
+#include <cpu/x86/msr.h>
+#include <cbfs.h>
+#include "onboard.h"
+#include <cpu/intel/romstage.h>
+
+/*
+ * Mainboard specific superio IT8728F settings
+ */
+static void it8728f_b75md3v_conf(device_t dev)
+{
+	ite_reg_write(dev, 0x25, 0x40); // gpio pin function -> gp16
+	ite_reg_write(dev, 0x27, 0x10); // gpio pin function -> gp34
+	ite_reg_write(dev, 0x2c, 0x80); // smbus isolation on parallel port
+	ite_reg_write(dev, 0x62, 0x0a); // simple iobase 0xa00
+	ite_reg_write(dev, 0x73, 0x00); // watchdog timeout clear!
+	ite_reg_write(dev, 0xcb, 0x00); // simple io set4 direction -> in
+	ite_reg_write(dev, 0xe9, 0x21); // bus select disable
+	ite_reg_write(dev, 0xf6, 0x1c); // hardware monitor alert beep -> gp36(pin12)
+}
+
+static void it8728f_b75md3v_disable_reboot(device_t dev)
+{
+	ite_reg_write(dev, 0xEF, 0x7E);
+}
+
+static void rcba_config(void)
+{
+	RCBA32(D31IP) = 0x03243200;
+	RCBA32(D29IP) = 0x00014321;
+	RCBA32(D28IP) = 0x43214321;
+	RCBA32(D27IP) = 0x00000001;
+	RCBA32(D26IP) = 0x00004321;
+	RCBA32(D25IP) = 0x00000001;
+	RCBA32(D22IP) = 0x00002321;
+	RCBA32(D20IP) = 0x00000001;
+
+	RCBA16(D31IR) = 0x0230;
+	RCBA16(D29IR) = 0x2037;
+	RCBA16(D28IR) = 0x3210;
+	RCBA16(D27IR) = 0x3216;
+	RCBA16(D26IR) = 0x3250;
+	RCBA16(D25IR) = 0x7654;
+	RCBA16(D22IR) = 0x1230;
+	RCBA16(D20IR) = 0x3210;
+
+	/* Activate PMBAR.  */
+	pci_write_config32(PCI_DEV(0, 0x1f, 0), PMBASE, DEFAULT_PMBASE | 1);
+	pci_write_config32(PCI_DEV(0, 0x1f, 0), PMBASE + 4, 0);
+	pci_write_config8(PCI_DEV(0, 0x1f, 0), 0x44 /* ACPI_CNTL */ , 0x80); /* Enable ACPI BAR */
+
+	/* Unlock registers.  */
+	outw (inw (DEFAULT_PMBASE | 0x003c) | 2, DEFAULT_PMBASE | 0x003c);
+
+	RCBA32(0x3500) = 0x2000035f;
+	RCBA32(0x3504) = 0x2000035f;
+	RCBA32(0x3508) = 0x2000035f;
+	RCBA32(0x350c) = 0x2000035f;
+	RCBA32(0x3510) = 0x2000035f;
+	RCBA32(0x3514) = 0x2000035f;
+	RCBA32(0x3518) = 0x2000035f;
+	RCBA32(0x351c) = 0x2000035f;
+	RCBA32(0x3520) = 0x2000035f;
+	RCBA32(0x3524) = 0x2000035f;
+	RCBA32(0x3528) = 0x2000035f;
+	RCBA32(0x352c) = 0x2000035f;
+	RCBA32(0x3530) = 0x2000035f;
+	RCBA32(0x3534) = 0x2000035f;
+	RCBA32(0x3560) = 0x024c8001;
+	RCBA32(0x3564) = 0x000024a3;
+	RCBA32(0x3568) = 0x00040002;
+	RCBA32(0x356c) = 0x01000050;
+	RCBA32(0x3570) = 0x02000662;
+	RCBA32(0x3574) = 0x19000f9f;
+	RCBA32(0x3578) = 0x1800ff4f;
+	RCBA32(0x357c) = 0x0001d530;
+	RCBA32(0x35a0) = 0xc0300c03;
+	RCBA32(0x35a4) = 0x00241803;
+
+	pcie_write_config32 (PCI_DEV (0, 0x14, 0), 0xe4, 0x00000000);
+
+	/* Relock registers.  */
+	outw (0x0000, DEFAULT_PMBASE | 0x003c);
+
+	/* Enable IOAPIC (generic) */
+	RCBA16(OIC) = 0x0100;
+	/* PCH BWG says to read back the IOAPIC enable register */
+	(void) RCBA16(OIC);
+
+	/* Disable unused devices (board specific) */
+	RCBA32(FD) = 0x1dee1fe1;
+
+/*
+	RCBA32(0x2240) = 0x00330e71;
+	RCBA32(0x2244) = 0x003f0eb1;
+	RCBA32(0x2248) = 0x002102cd;
+	RCBA32(0x224c) = 0x00f60000;
+	RCBA32(0x2250) = 0x00020000;
+	RCBA32(0x2254) = 0x00e3004c;
+	RCBA32(0x2258) = 0x00e20bef;
+	RCBA32(0x2260) = 0x003304ed;
+	RCBA32(0x2278) = 0x001107c1;
+	RCBA32(0x227c) = 0x001d07e9;
+	RCBA32(0x2280) = 0x00e20000;
+	RCBA32(0x2284) = 0x00ee0000;
+	RCBA32(0x2288) = 0x005b05d3;
+	RCBA32(0x2318) = 0x04b8ff2e;
+	RCBA32(0x231c) = 0x03930f2e;
+	RCBA32(0x3418) = 0x1fee1fe1;
+	RCBA32(0x3808) = 0x005044a3;
+	RCBA32(0x3810) = 0x52410000;
+	RCBA32(0x3814) = 0x0000008a;
+	RCBA32(0x3818) = 0x00000006;
+	RCBA32(0x381c) = 0x0000072e;
+	RCBA32(0x3820) = 0x0000000a;
+	RCBA32(0x3824) = 0x00000123;
+	RCBA32(0x3828) = 0x00000009;
+	RCBA32(0x382c) = 0x00000001;
+	RCBA32(0x3834) = 0x0000061a;
+	RCBA32(0x3838) = 0x00000003;
+	RCBA32(0x383c) = 0x00000a76;
+	RCBA32(0x3840) = 0x00000004;
+	RCBA32(0x3844) = 0x0000e5e4;
+	RCBA32(0x3848) = 0x0000000e;
+*/
+}
+#if 0
+static void dmi_config(void)
+{
+	DMIBAR32(0x0218) = 0x06aa0b0c;
+	DMIBAR32(0x021c) = 0x0b0d0b0d;
+	DMIBAR32(0x0300) = 0x0011028d;
+	DMIBAR32(0x0304) = 0x002102cd;
+	DMIBAR32(0x030c) = 0x007d004b;
+	DMIBAR32(0x0310) = 0x007e004c;
+	DMIBAR32(0x0318) = 0x002304ad;
+	DMIBAR32(0x031c) = 0x003304ed;
+	DMIBAR32(0x03b8) = 0x005c05a4;
+	DMIBAR32(0x03bc) = 0x006c05e4;
+	DMIBAR32(0x0530) = 0x41d3b000;
+	DMIBAR32(0x0534) = 0x00019f80;
+	DMIBAR32(0x0ba4) = 0x0000000d;
+	DMIBAR32(0x0d80) = 0x1c9cfc0b;
+	DMIBAR32(0x0e1c) = 0x20000000;
+	DMIBAR32(0x0e2c) = 0x20000000;
+}
+#endif
+
+static void gpio_config(void)
+{
+	pci_write_config32(PCH_LPC_DEV, GPIO_BASE, DEFAULT_GPIOBASE|1);
+	pci_write_config8(PCH_LPC_DEV, GPIO_CNTL, 0x10);
+
+	outl(0xb96bb1ff, DEFAULT_GPIOBASE + 0x0000); //(GPIO_USE_SEL)
+	outl(0xaeff6eff, DEFAULT_GPIOBASE + 0x0004); //(GP_IO_SEL)
+	outl(0xe8f97fff, DEFAULT_GPIOBASE + 0x000c); //(GP_LVL)
+	outl(0x00040000, DEFAULT_GPIOBASE + 0x0018); //(GPO_BLINK)
+	outl(0x00080000, DEFAULT_GPIOBASE + 0x0020); //(GP_SB_CMDSTS)
+	outl(0x00002000, DEFAULT_GPIOBASE + 0x002c); //(GPI_INV)
+	outl(0x020300ff, DEFAULT_GPIOBASE + 0x0030); //(GPIO_USE_SEL2)
+	outl(0x1f57fff4, DEFAULT_GPIOBASE + 0x0034); //(GP_IO_SEL2)
+	outl(0xbeff7fc7, DEFAULT_GPIOBASE + 0x0038); //(GP_LVL2)
+	outl(0x00000130, DEFAULT_GPIOBASE + 0x0040); //(GPIO_USE_SEL3)
+	outl(0x00000ff0, DEFAULT_GPIOBASE + 0x0044); //(GP_IO_SEL3)
+	outl(0x00000ddf, DEFAULT_GPIOBASE + 0x0048); //(GPIO_LVL3)
+	outl(0x01000000, DEFAULT_GPIOBASE + 0x0060); //(GP_RST_SEL1)
+}
+
+static void pch_enable_lpc(void)
+{
+	/*
+	 * Enable:
+	 *  EC Decode Range PortA30/A20
+	 *  SuperIO Port2E/2F
+	 *  PS/2 Keyboard/Mouse Port60/64
+	 *  FDD Port3F0h-3F5h and Port3F7h
+	 */
+	pci_write_config16(PCH_LPC_DEV, LPC_EN, KBC_LPC_EN | MC_LPC_EN |
+			CNF1_LPC_EN | CNF2_LPC_EN | COMA_LPC_EN);
+}
+
+void main(unsigned long bist)
+{
+	int boot_mode = 0;
+	u32 pm1_cnt;
+	u16 pm1_sts;
+	spd_raw_data spd[4];
+
+#if CONFIG_COLLECT_TIMESTAMPS
+	tsc_t start_romstage_time;
+	tsc_t before_dram_time;
+	tsc_t after_dram_time;
+	tsc_t base_time = {
+		.lo = pci_read_config32(PCI_DEV(0, 0x00, 0), 0xdc),
+		.hi = pci_read_config32(PCI_DEV(0, 0x1f, 2), 0xd0)
+	};
+#endif
+#if CONFIG_COLLECT_TIMESTAMPS
+	start_romstage_time = rdtsc();
+#endif
+
+	if (bist == 0)
+		enable_lapic();
+
+	pch_enable_lpc();
+
+	/* Initialize SuperIO */
+	ite_enable_serial(SERIAL_DEV, CONFIG_TTYS0_BASE);
+	it8728f_b75md3v_disable_reboot(SUPERIO_GPIO);
+
+	/* Initialize console device(s) */
+	console_init();
+	printk(BIOS_EMERG, "START:\n");
+
+	/* Finish setting up SuperIO */
+	it8728f_b75md3v_conf(PNP_DEV(SUPERIO_BASE, IT8728F_GPIO));
+
+	printk(BIOS_EMERG, "Fixed SuperIO\n");
+
+	/* Halt if there was a built in self test failure */
+	report_bist_failure(bist);
+
+	printk(BIOS_EMERG, "BIST was ok\n");
+
+	if (MCHBAR16(SSKPD) == 0xCAFE) {
+                printk(BIOS_EMERG, "soft reset detected\n");
+                boot_mode = 1;
+
+                /* System is not happy after keyboard reset... */
+                printk(BIOS_EMERG, "Issuing CF9 warm reset\n");
+                outb(0x6, 0xcf9);
+                hlt();
+        }
+
+	printk(BIOS_EMERG, "CAFE passed\n");
+
+	/* Perform some early chipset initialization required
+	 * before RAM initialization can work
+	 */
+	sandybridge_early_initialization(SANDYBRIDGE_DESKTOP);
+	printk(BIOS_DEBUG, "Back from sandybridge_early_initialization()\n");
+
+	/* Check PM1_STS[15] to see if we are waking from Sx */
+	pm1_sts = inw(DEFAULT_PMBASE + PM1_STS);
+
+	/* Read PM1_CNT[12:10] to determine which Sx state */
+	pm1_cnt = inl(DEFAULT_PMBASE + PM1_CNT);
+
+	post_code(0x38);
+	/* Enable SPD ROMs and DDR-III DRAM */
+	enable_smbus();
+
+	/* Prepare USB controller early in S3 resume */
+	if (boot_mode == 2)
+		enable_usb_bar();
+
+	post_code(0x39);
+
+	post_code(0x3a);
+
+	printk(BIOS_EMERG, "Do GPIOs + PM1_TMR...");
+	outl(0x0034da0e, DEFAULT_PMBASE + 0x08);
+	gpio_config();
+	printk(BIOS_EMERG, "done\n");
+
+#if CONFIG_COLLECT_TIMESTAMPS
+	before_dram_time = rdtsc();
+#endif
+
+	intel_early_me_uma_size();
+	intel_early_me_init();
+
+	printk(BIOS_EMERG, "Custom memory init...\n");
+
+        memset (spd, 0, sizeof (spd));
+        read_spd (&spd[0], 0x50);
+        read_spd (&spd[1], 0x51);
+        read_spd (&spd[2], 0x52);
+        read_spd (&spd[3], 0x53);
+
+        init_dram_ddr3 (spd, 0, TCK_800MHZ, 0);
+
+	printk(BIOS_EMERG, "Back from custom memory init...\n");
+
+	intel_early_me_init_done(0);
+
+#if CONFIG_COLLECT_TIMESTAMPS
+	after_dram_time = rdtsc();
+#endif
+	post_code(0x3b);
+
+	post_code(0x3c);
+
+	post_code(0x3d);
+
+	ram_check_nodie(0xf000000, 0xf010000);
+	post_code(0x3e);
+
+	MCHBAR16(SSKPD) = 0xCAFE;
+#if CONFIG_EARLY_CBMEM_INIT
+	////cbmem_was_initted = !cbmem_initialize();
+#else
+////	cbmem_was_initted = cbmem_reinit((uint64_t) (get_top_of_ram()
+////						     - HIGH_MEMORY_SIZE));
+#endif
+
+#if CONFIG_HAVE_ACPI_RESUME
+	/* If there is no high memory area, we didn't boot before, so
+	 * this is not a resume. In that case we just create the cbmem toc.
+	 */
+
+	*(u32 *)CBMEM_BOOT_MODE = 0;
+	*(u32 *)CBMEM_RESUME_BACKUP = 0;
+
+	if ((boot_mode == 2) /*&& cbmem_was_initted*/) {
+		void *resume_backup_memory = cbmem_find(CBMEM_ID_RESUME);
+		if (resume_backup_memory) {
+			*(u32 *)CBMEM_BOOT_MODE = boot_mode;
+			*(u32 *)CBMEM_RESUME_BACKUP = (u32)resume_backup_memory;
+		}
+		/* Magic for S3 resume */
+		pci_write_config32(PCI_DEV(0, 0x00, 0), SKPAD, 0xcafed00d);
+	} else if (boot_mode == 2) {
+		/* Failed S3 resume, reset to come up cleanly */
+		outb(0x6, 0xcf9);
+		hlt();
+	} else {
+		pci_write_config32(PCI_DEV(0, 0x00, 0), SKPAD, 0xcafebabe);
+	}
+#endif
+
+	printk(BIOS_EMERG, "Do RCBA...");
+	rcba_config();
+	//dmi_config();
+	printk(BIOS_EMERG, "done\n");
+
+	printk(BIOS_EMERG, "xxx RCBA32(0x3418)=0x%08X\n", RCBA32(0x3418));
+
+	post_code(0x3f);
+	printk(BIOS_EMERG, "NICEEE!\n");
+#if CONFIG_COLLECT_TIMESTAMPS
+	timestamp_init(base_time);
+	timestamp_add(TS_START_ROMSTAGE, start_romstage_time );
+	timestamp_add(TS_BEFORE_INITRAM, before_dram_time );
+	timestamp_add(TS_AFTER_INITRAM, after_dram_time );
+	timestamp_add_now(TS_END_ROMSTAGE);
+#endif
+#if CONFIG_CONSOLE_CBMEM
+	/* Keep this the last thing this function does. */
+	cbmemc_reinit();
+#endif
+}
diff --git a/src/mainboard/gigabyte/ga-b75m-d3h/thermal.h b/src/mainboard/gigabyte/ga-b75m-d3h/thermal.h
new file mode 100644
index 0000000..ab24bb1
--- /dev/null
+++ b/src/mainboard/gigabyte/ga-b75m-d3h/thermal.h
@@ -0,0 +1,30 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2011 The Chromium OS Authors. All rights reserved.
+ * Copyright (C) 2014 Vladimir Serbinenko
+ *
+ * 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
+ */
+
+#ifndef X230_THERMAL_H
+#define X230_THERMAL_H
+
+	/* Temperature which OS will shutdown at */
+	#define CRITICAL_TEMPERATURE	100
+
+	/* Temperature which OS will throttle CPU */
+	#define PASSIVE_TEMPERATURE	90
+
+#endif
diff --git a/src/northbridge/intel/sandybridge/early_init.c b/src/northbridge/intel/sandybridge/early_init.c
index d1d35db..970c7af 100644
--- a/src/northbridge/intel/sandybridge/early_init.c
+++ b/src/northbridge/intel/sandybridge/early_init.c
@@ -96,6 +96,7 @@ static void sandybridge_setup_graphics(void)
 	case 0x0122: /* GT2 Desktop >=1.3GHz */
 	case 0x0126: /* GT2 Mobile >=1.3GHz */
 	case 0x0156: /* IvyBridge */
+	case 0x0162: /* IvyBridge */
 	case 0x0166: /* IvyBridge */
 		break;
 	default:
diff --git a/src/southbridge/intel/bd82x6x/sata.c b/src/southbridge/intel/bd82x6x/sata.c
index cb5699e..b15a7c2 100644
--- a/src/southbridge/intel/bd82x6x/sata.c
+++ b/src/southbridge/intel/bd82x6x/sata.c
@@ -263,6 +263,7 @@ static struct device_operations sata_ops = {
 
 static const unsigned short pci_device_ids[] = { 0x1c00, 0x1c01, 0x1c02, 0x1c03,
 						 0x1e00, 0x1e01, 0x1e02, 0x1e03,
+						 0x1e08,
 						 0 };
 
 static const struct pci_driver pch_sata __pci_driver = {



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