GNUBoot
/
coreboot-kgpe-d16
2
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

samus: Add coreboot board 

Add the coreboot board files for samus
- Based on Bolt
- GPIO setup based on 0.91 schematic
- Support both memory types
- No HDA verb table for this platform
- Some GPIO interrupts are shared and need to be passed to OS

Change-Id: I8dbd7639456c631a0115b03a493d94b5e2361ab5
Signed-off-by: Duncan Laurie <dlaurie@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/171694
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
(cherry picked from commit 249a74c628264e3d4ce754803ede31238404b4d5)
Signed-off-by: Isaac Christensen <isaac.christensen@se-eng.com>
Reviewed-on: http://review.coreboot.org/6775
Tested-by: build bot (Jenkins)
Reviewed-by: Edward O'Callaghan <eocallaghan@alterapraxis.com>
Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
This commit is contained in:
Duncan Laurie 2013-10-02 16:10:54 -07:00 committed by Marc Jones
parent ca436cb247
commit ddc3e42c22
29 changed files with 2460 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
src/mainboard/google/Kconfig
View File

@ -39,6 +39,8 @@ config BOARD_GOOGLE_PIT
bool "Pit"
config BOARD_GOOGLE_RAMBI
bool "Rambi"
config BOARD_GOOGLE_SAMUS
bool "Samus"
config BOARD_GOOGLE_SLIPPY
bool "Slippy"
config BOARD_GOOGLE_SNOW
@ -57,6 +59,7 @@ source "src/mainboard/google/parrot/Kconfig"
source "src/mainboard/google/peppy/Kconfig"
source "src/mainboard/google/pit/Kconfig"
source "src/mainboard/google/rambi/Kconfig"
source "src/mainboard/google/samus/Kconfig"
source "src/mainboard/google/slippy/Kconfig"
source "src/mainboard/google/snow/Kconfig"
source "src/mainboard/google/stout/Kconfig"

59
src/mainboard/google/samus/Kconfig Normal file
View File

@ -0,0 +1,59 @@
if BOARD_GOOGLE_SAMUS
config BOARD_SPECIFIC_OPTIONS # dummy
def_bool y
select CPU_INTEL_SOCKET_RPGA989
select NORTHBRIDGE_INTEL_HASWELL
select SOUTHBRIDGE_INTEL_LYNXPOINT
select INTEL_LYNXPOINT_LP
select BOARD_ROMSIZE_KB_8192
select EC_GOOGLE_CHROMEEC
select EC_SOFTWARE_SYNC
select VIRTUAL_DEV_SWITCH
select HAVE_ACPI_TABLES
select HAVE_OPTION_TABLE
select HAVE_ACPI_RESUME
select MMCONF_SUPPORT
select HAVE_SMI_HANDLER
select MAINBOARD_HAS_CHROMEOS
select EXTERNAL_MRC_BLOB
select MONOTONIC_TIMER_MSR
select MAINBOARD_HAS_NATIVE_VGA_INIT
config VBOOT_RAMSTAGE_INDEX
hex
default 0x2
config MAINBOARD_DIR
string
default google/samus
config MAINBOARD_PART_NUMBER
string
default "Samus"
config MMCONF_BASE_ADDRESS
hex
default 0xf0000000
config IRQ_SLOT_COUNT
int
default 18
config MAX_CPUS
int
default 8
config VGA_BIOS_FILE
string
default "pci8086,0166.rom"
config HAVE_IFD_BIN
bool
default n
config HAVE_ME_BIN
bool
default n
endif

52
src/mainboard/google/samus/Makefile.inc Normal file
View File

@ -0,0 +1,52 @@
##
## This file is part of the coreboot project.
##
## Copyright (C) 2013 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
##
ramstage-$(CONFIG_EC_GOOGLE_CHROMEEC) += ec.c
romstage-y += chromeos.c
ramstage-y += chromeos.c
smm-$(CONFIG_HAVE_SMI_HANDLER) += smihandler.c
## DIMM SPD for on-board memory
SPD_BIN = $(obj)/spd.bin
# Order of names in SPD_SOURCES is important!
SPD_SOURCES = empty # 0: { 0, 0, 0 }
SPD_SOURCES += empty # 1: { 0, 0, 1 }
SPD_SOURCES += empty # 2: { 0, 1, 0 }
SPD_SOURCES += samsung_4Gb # 3: { 0, 1, 1 }
SPD_SOURCES += micron_4Gb # 4: { 1, 0, 0 }
SPD_SOURCES += samsung_8Gb # 5: { 1, 0, 1 }
SPD_SOURCES += micron_8Gb # 6: { 1, 1, 0 }
SPD_SOURCES += empty # 7: { 1, 1, 1 }
SPD_DEPS := $(foreach f, $(SPD_SOURCES), src/mainboard/$(MAINBOARDDIR)/$(f).spd.hex)
# Include spd rom data
$(SPD_BIN): $(SPD_DEPS)
for f in $+; \
do for c in $$(cat $$f | grep -v ^#); \
do echo -e -n "\\x$$c"; \
done; \
done > $@
cbfs-files-y += spd.bin
spd.bin-file := $(SPD_BIN)
spd.bin-type := 0xab

23
src/mainboard/google/samus/acpi/chromeos.asl Normal file
View File

@ -0,0 +1,23 @@
/*
* This file is part of the coreboot project.
*
* Copyright (C) 2013 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
*/
Name(OIPG, Package() {
Package () { 0x0001, 0, 0xFFFFFFFF, "LynxPoint" }, // no recovery button
Package () { 0x0003, 1, 16, "LynxPoint" }, // firmware write protect
})

24
src/mainboard/google/samus/acpi/ec.asl Normal file
View File

@ -0,0 +1,24 @@
/*
* This file is part of the coreboot project.
*
* Copyright (C) 2013 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
*/
/* mainboard configuration */
#include <mainboard/google/samus/ec.h>
/* ACPI code for EC functions */
#include <ec/google/chromeec/acpi/ec.asl>

91
src/mainboard/google/samus/acpi/haswell_pci_irqs.asl Normal file
View File

@ -0,0 +1,91 @@
/*
* This file is part of the coreboot project.
*
* Copyright (C) 2007-2009 coresystems GmbH
* Copyright 2013 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
*/
/* This is board specific information: IRQ routing for Haswell ULT */
// PCI Interrupt Routing
Method(_PRT)
{
If (PICM) {
Return (Package() {
// Onboard graphics (IGD) 0:2.0
Package() { 0x0002ffff, 0, 0, 16 },
// Mini-HD Audio 0:3.0
Package() { 0x0003ffff, 0, 0, 16 },
// High Definition Audio 0:1b.0
Package() { 0x001bffff, 0, 0, 22 },
// PCIe Root Ports 0:1c.x
Package() { 0x001cffff, 0, 0, 16 },
Package() { 0x001cffff, 1, 0, 17 },
Package() { 0x001cffff, 2, 0, 18 },
Package() { 0x001cffff, 3, 0, 19 },
// EHCI 0:1d.0
Package() { 0x001dffff, 0, 0, 19 },
// Audio DSP (Smart Sound) 0:13.0
Package() { 0x0013ffff, 0, 0, 23 },
// XHCI 0:14.0
Package() { 0x0014ffff, 0, 0, 18 },
// LPC devices 0:1f.0
Package() { 0x001fffff, 0, 0, 22 },
Package() { 0x001fffff, 1, 0, 18 },
Package() { 0x001fffff, 2, 0, 17 },
Package() { 0x001fffff, 3, 0, 16 },
// Serial IO 0:15.0
Package() { 0x0015ffff, 0, 0, 20 },
Package() { 0x0015ffff, 1, 0, 21 },
Package() { 0x0015ffff, 2, 0, 21 },
Package() { 0x0015ffff, 3, 0, 21 },
// SDIO 0:17.0
Package() { 0x0017ffff, 0, 0, 23 },
})
} Else {
Return (Package() {
// Onboard graphics (IGD) 0:2.0
Package() { 0x0002ffff, 0, \_SB.PCI0.LPCB.LNKA, 0 },
// Mini-HD Audio 0:3.0
Package() { 0x0003ffff, 0, \_SB.PCI0.LPCB.LNKA, 0 },
// High Definition Audio 0:1b.0
Package() { 0x001bffff, 0, \_SB.PCI0.LPCB.LNKG, 0 },
// PCIe Root Ports 0:1c.x
Package() { 0x001cffff, 0, \_SB.PCI0.LPCB.LNKA, 0 },
Package() { 0x001cffff, 1, \_SB.PCI0.LPCB.LNKB, 0 },
Package() { 0x001cffff, 2, \_SB.PCI0.LPCB.LNKC, 0 },
Package() { 0x001cffff, 3, \_SB.PCI0.LPCB.LNKD, 0 },
// EHCI 0:1d.0
Package() { 0x001dffff, 0, \_SB.PCI0.LPCB.LNKD, 0 },
// Audio DSP (Smart Sound) 0:13.0
Package() { 0x0013ffff, 0, \_SB.PCI0.LPCB.LNKH, 0 },
// XHCI 0:14.0
Package() { 0x0014ffff, 0, \_SB.PCI0.LPCB.LNKC, 0 },
// LPC device 0:1f.0
Package() { 0x001fffff, 0, \_SB.PCI0.LPCB.LNKG, 0 },
Package() { 0x001fffff, 1, \_SB.PCI0.LPCB.LNKC, 0 },
Package() { 0x001fffff, 2, \_SB.PCI0.LPCB.LNKB, 0 },
Package() { 0x001fffff, 3, \_SB.PCI0.LPCB.LNKA, 0 },
// Serial IO 0:15.0
Package() { 0x0015ffff, 0, \_SB.PCI0.LPCB.LNKE, 0 },
Package() { 0x0015ffff, 1, \_SB.PCI0.LPCB.LNKF, 0 },
Package() { 0x0015ffff, 2, \_SB.PCI0.LPCB.LNKF, 0 },
Package() { 0x0015ffff, 3, \_SB.PCI0.LPCB.LNKF, 0 },
// SDIO 0:17.0
Package() { 0x0017ffff, 0, \_SB.PCI0.LPCB.LNKH, 0 },
})
}
}

114
src/mainboard/google/samus/acpi/mainboard.asl Normal file
View File

@ -0,0 +1,114 @@
/*
* This file is part of the coreboot project.
*
* Copyright (C) 2013 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
*/
#include <mainboard/google/samus/onboard.h>
Scope (\_SB)
{
Device (LID0)
{
Name(_HID, EisaId("PNP0C0D"))
Method(_LID, 0)
{
Store (\_SB.PCI0.LPCB.EC0.LIDS, \LIDS)
Return (\LIDS)
}
// There is no GPIO for LID, the EC pulses WAKE# pin instead.
// There is no GPE for WAKE#, so fake it with PCI_EXP_WAKE
Name (_PRW, Package(){ 0x69, 5 }) // PCI_EXP
}
Device (PWRB)
{
Name(_HID, EisaId("PNP0C0C"))
}
Device (TPAD)
{
Name (_ADR, 0x0)
Name (_UID, 1)
// Report as a Sleep Button device so Linux will
// automatically enable it as a wake source
Name (_HID, EisaId("PNP0C0E"))
Name (_CRS, ResourceTemplate()
{
Interrupt (ResourceConsumer, Edge, ActiveLow)
{
BOARD_TRACKPAD_IRQ
}
VendorShort (ADDR)
{
BOARD_TRACKPAD_I2C_ADDR
}
})
Name (_PRW, Package() { BOARD_TRACKPAD_WAKE_GPIO, 0x3 })
Method (_DSW, 3, NotSerialized)
{
Store (BOARD_TRACKPAD_WAKE_GPIO, Local0)
If (LEqual (Arg0, 1)) {
// Enable GPIO as wake source
\_SB.PCI0.LPCB.GWAK (Local0)
}
}
}
Device (TSCR)
{
Name (_ADR, 0x0)
Name (_UID, 2)
// Report as a Sleep Button device so Linux will
// automatically enable it as a wake source
Name (_HID, EisaId("PNP0C0E"))
Name (_CRS, ResourceTemplate()
{
Interrupt (ResourceConsumer, Edge, ActiveLow)
{
BOARD_TOUCHSCREEN_IRQ
}
VendorShort (ADDR)
{
BOARD_TOUCHSCREEN_I2C_ADDR
}
})
Name (_PRW, Package() { BOARD_TOUCHSCREEN_WAKE_GPIO, 0x3 })
Method (_DSW, 3, NotSerialized)
{
Store (BOARD_TOUCHSCREEN_WAKE_GPIO, Local0)
If (LEqual (Arg0, 1)) {
// Enable GPIO as wake source
\_SB.PCI0.LPCB.GWAK (Local0)
}
}
}
}

86
src/mainboard/google/samus/acpi/platform.asl Normal file
View File

@ -0,0 +1,86 @@
/*
* This file is part of the coreboot project.
*
* Copyright (C) 2007-2009 coresystems GmbH
* Copyright (C) 2012 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
*/
/* 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)
{
/* Update AC status */
Store (\_SB.PCI0.LPCB.EC0.ACEX, Local0)
if (LNotEqual (Local0, \PWRS)) {
Store (Local0, \PWRS)
Notify (\_SB.PCI0.LPCB.EC0.AC, 0x80)
}
/* Update LID status */
Store (\_SB.PCI0.LPCB.EC0.LIDS, Local0)
if (LNotEqual (Local0, \LIDS)) {
Store (Local0, \LIDS)
Notify (\_SB.LID0, 0x80)
}
Return(Package(){0,0})
}

29
src/mainboard/google/samus/acpi/superio.asl Normal file
View File

@ -0,0 +1,29 @@
/*
* This file is part of the coreboot project.
*
* Copyright (C) 2012 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
*/
/* mainboard configuration */
#include <mainboard/google/samus/ec.h>
#define SIO_EC_MEMMAP_ENABLE // EC Memory Map Resources
#define SIO_EC_HOST_ENABLE // EC Host Interface Resources
#define SIO_EC_ENABLE_PS2K // Enable PS/2 Keyboard
#define SIO_EC_ENABLE_COM1 // Enable Serial Port 1
/* ACPI code for EC SuperIO functions */
#include <ec/google/chromeec/acpi/superio.asl>

172
src/mainboard/google/samus/acpi/thermal.asl Normal file
View File

@ -0,0 +1,172 @@
/*
* This file is part of the coreboot project.
*
* Copyright (C) 2012 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
*/
// Thermal Zone
Scope (\_TZ)
{
ThermalZone (THRM)
{
Name (_TC1, 0x02)
Name (_TC2, 0x05)
// Thermal zone polling frequency: 10 seconds
Name (_TZP, 100)
// Thermal sampling period for passive cooling: 2 seconds
Name (_TSP, 20)
// 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 ())
}
Method (_TMP, 0, Serialized)
{
// Get Temperature from TIN# set in NVS
Store (\_SB.PCI0.LPCB.EC0.TINS (TMPS), Local0)
// Check for sensor not calibrated
If (LEqual (Local0, \_SB.PCI0.LPCB.EC0.TNCA)) {
Return (CTOK(0))
}
// Check for sensor not present
If (LEqual (Local0, \_SB.PCI0.LPCB.EC0.TNPR)) {
Return (CTOK(0))
}
// Check for sensor not powered
If (LEqual (Local0, \_SB.PCI0.LPCB.EC0.TNOP)) {
Return (CTOK(0))
}
// Check for sensor bad reading
If (LEqual (Local0, \_SB.PCI0.LPCB.EC0.TBAD)) {
Return (CTOK(0))
}
// Adjust by offset to get Kelvin
Add (\_SB.PCI0.LPCB.EC0.TOFS, Local0, Local0)
// Convert to 1/10 Kelvin
Multiply (Local0, 10, Local0)
Return (Local0)
}
/* CTDP Down */
Method (_AC0) {
If (LLessEqual (\FLVL, 0)) {
Return (CTOK (\F0OF))
} Else {
Return (CTOK (\F0ON))
}
}
/* CTDP Nominal */
Method (_AC1) {
If (LLessEqual (\FLVL, 1)) {
Return (CTOK (\F1OF))
} Else {
Return (CTOK (\F1ON))
}
}
Name (_AL0, Package () { TDP0 })
Name (_AL1, Package () { TDP1 })
PowerResource (TNP0, 0, 0)
{
Method (_STA) {
If (LLessEqual (\FLVL, 0)) {
Return (One)
} Else {
Return (Zero)
}
}
Method (_ON) {
Store (0, \FLVL)
\_SB.PCI0.MCHC.STND ()
Notify (\_TZ.THRM, 0x81)
}
Method (_OFF) {
Store (1, \FLVL)
\_SB.PCI0.MCHC.STDN ()
Notify (\_TZ.THRM, 0x81)
}
}
PowerResource (TNP1, 0, 0)
{
Method (_STA) {
If (LLessEqual (\FLVL, 1)) {
Return (One)
} Else {
Return (Zero)
}
}
Method (_ON) {
Store (1, \FLVL)
Notify (\_TZ.THRM, 0x81)
}
Method (_OFF) {
Store (1, \FLVL)
Notify (\_TZ.THRM, 0x81)
}
}
Device (TDP0)
{
Name (_HID, EISAID ("PNP0C0B"))
Name (_UID, 0)
Name (_PR0, Package () { TNP0 })
}
Device (TDP1)
{
Name (_HID, EISAID ("PNP0C0B"))
Name (_UID, 1)
Name (_PR0, Package () { TNP1 })
}
}
}

289
src/mainboard/google/samus/acpi_tables.c Normal file
View File

@ -0,0 +1,289 @@
/*
* This file is part of the coreboot project.
*
* Copyright (C) 2013 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
*/
#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 <vendorcode/google/chromeos/gnvs.h>
#include <ec/google/chromeec/ec.h>
extern const unsigned char AmlCode[];
#if CONFIG_HAVE_ACPI_SLIC
unsigned long acpi_create_slic(unsigned long current);
#endif
#include <southbridge/intel/lynxpoint/pch.h>
#include <southbridge/intel/lynxpoint/nvs.h>
#include "thermal.h"
static void acpi_update_thermal_table(global_nvs_t *gnvs)
{
gnvs->tmps = CTDP_SENSOR_ID;
gnvs->f1of = CTDP_NOMINAL_THRESHOLD_OFF;
gnvs->f1on = CTDP_NOMINAL_THRESHOLD_ON;
gnvs->f0of = CTDP_DOWN_THRESHOLD_OFF;
gnvs->f0on = CTDP_DOWN_THRESHOLD_ON;
gnvs->tcrt = CRITICAL_TEMPERATURE;
gnvs->tpsv = PASSIVE_TEMPERATURE;
gnvs->tmax = MAX_TEMPERATURE;
gnvs->flvl = 1;
}
static void acpi_create_gnvs(global_nvs_t *gnvs)
{
gnvs->apic = 1;
gnvs->mpen = 1; /* Enable Multi Processing */
gnvs->pcnt = dev_count_cpu();
/* Enable USB ports in S3 */
gnvs->s3u0 = 1;
gnvs->s3u1 = 1;
/* Disable USB ports in S5 */
gnvs->s5u0 = 0;
gnvs->s5u1 = 0;
/* TPM Present */
gnvs->tpmp = 1;
/* 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;
#if CONFIG_CHROMEOS
// TODO(reinauer) this could move elsewhere?
chromeos_init_vboot(&(gnvs->chromeos));
gnvs->chromeos.vbt2 = google_ec_running_ro() ?
ACTIVE_ECFW_RO : ACTIVE_ECFW_RW;
#endif
/* Update the mem console pointer. */
gnvs->cbmc = (u32)cbmem_find(CBMEM_ID_CONSOLE);
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_ssdt_generator(unsigned long current,
const char *oem_table_id)
{
generate_cpu_entries();
return (unsigned long) (acpigen_get_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;
}
#define ALIGN_CURRENT current = (ALIGN(current, 16))
unsigned long write_acpi_tables(unsigned long start)
{
unsigned long current;
int i;
acpi_rsdp_t *rsdp;
acpi_rsdt_t *rsdt;
acpi_xsdt_t *xsdt;
acpi_hpet_t *hpet;
acpi_madt_t *madt;
acpi_mcfg_t *mcfg;
acpi_fadt_t *fadt;
acpi_facs_t *facs;
#if CONFIG_HAVE_ACPI_SLIC
acpi_header_t *slic;
#endif
acpi_header_t *ssdt;
acpi_header_t *dsdt;
global_nvs_t *gnvs;
current = start;
/* Align ACPI tables to 16byte */
ALIGN_CURRENT;
printk(BIOS_INFO, "ACPI: Writing ACPI tables at %lx.\n", start);
/* We need at least an RSDP and an RSDT Table */
rsdp = (acpi_rsdp_t *) current;
current += sizeof(acpi_rsdp_t);
ALIGN_CURRENT;
rsdt = (acpi_rsdt_t *) current;
current += sizeof(acpi_rsdt_t);
ALIGN_CURRENT;
xsdt = (acpi_xsdt_t *) current;
current += sizeof(acpi_xsdt_t);
ALIGN_CURRENT;
/* clear all table memory */
memset((void *) start, 0, current - start);
acpi_write_rsdp(rsdp, rsdt, xsdt);
acpi_write_rsdt(rsdt);
acpi_write_xsdt(xsdt);
printk(BIOS_DEBUG, "ACPI: * FACS\n");
facs = (acpi_facs_t *) current;
current += sizeof(acpi_facs_t);
ALIGN_CURRENT;
acpi_create_facs(facs);
printk(BIOS_DEBUG, "ACPI: * DSDT\n");
dsdt = (acpi_header_t *) current;
memcpy(dsdt, &AmlCode, sizeof(acpi_header_t));
current += dsdt->length;
memcpy(dsdt, &AmlCode, dsdt->length);
ALIGN_CURRENT;
printk(BIOS_DEBUG, "ACPI: * FADT\n");
fadt = (acpi_fadt_t *) current;
current += sizeof(acpi_fadt_t);
ALIGN_CURRENT;
acpi_create_fadt(fadt, facs, dsdt);
acpi_add_table(rsdp, fadt);
/*
* We explicitly add these tables later on:
*/
printk(BIOS_DEBUG, "ACPI: * HPET\n");
hpet = (acpi_hpet_t *) current;
current += sizeof(acpi_hpet_t);
ALIGN_CURRENT;
acpi_create_intel_hpet(hpet);
acpi_add_table(rsdp, hpet);
/* If we want to use HPET Timers Linux wants an MADT */
printk(BIOS_DEBUG, "ACPI: * MADT\n");
madt = (acpi_madt_t *) current;
acpi_create_madt(madt);
current += madt->header.length;
ALIGN_CURRENT;
acpi_add_table(rsdp, madt);
printk(BIOS_DEBUG, "ACPI: * MCFG\n");
mcfg = (acpi_mcfg_t *) current;
acpi_create_mcfg(mcfg);
current += mcfg->header.length;
ALIGN_CURRENT;
acpi_add_table(rsdp, mcfg);
/* Update GNVS pointer into CBMEM */
gnvs = cbmem_find(CBMEM_ID_ACPI_GNVS);
if (!gnvs) {
printk(BIOS_DEBUG, "ACPI: Could not find CBMEM GNVS\n");
gnvs = (global_nvs_t *)current;
}
for (i=0; i < dsdt->length; i++) {
if (*(u32*)(((u32)dsdt) + i) == 0xC0DEBABE) {
printk(BIOS_DEBUG, "ACPI: Patching up global NVS in "
"DSDT at offset 0x%04x -> %p\n", i, gnvs);
*(u32*)(((u32)dsdt) + i) = (unsigned long)gnvs;
acpi_save_gnvs((unsigned long)gnvs);
break;
}
}
/* And fill it */
acpi_create_gnvs(gnvs);
/* And tell SMI about it */
smm_setup_structures(gnvs, NULL, NULL);
current += sizeof(global_nvs_t);
ALIGN_CURRENT;
/* We patched up the DSDT, so we need to recalculate the checksum */
dsdt->checksum = 0;
dsdt->checksum = acpi_checksum((void *)dsdt, dsdt->length);
printk(BIOS_DEBUG, "ACPI: * DSDT @ %p Length %x\n", dsdt,
dsdt->length);
#if CONFIG_HAVE_ACPI_SLIC
printk(BIOS_DEBUG, "ACPI: * SLIC\n");
slic = (acpi_header_t *)current;
current += acpi_create_slic(current);
ALIGN_CURRENT;
acpi_add_table(rsdp, slic);
#endif
printk(BIOS_DEBUG, "ACPI: * SSDT\n");
ssdt = (acpi_header_t *)current;
acpi_create_ssdt_generator(ssdt, ACPI_TABLE_CREATOR);
current += ssdt->length;
acpi_add_table(rsdp, ssdt);
ALIGN_CURRENT;
printk(BIOS_DEBUG, "ACPI: * SSDT2\n");
ssdt = (acpi_header_t *)current;
acpi_create_serialio_ssdt(ssdt);
current += ssdt->length;
acpi_add_table(rsdp, ssdt);
ALIGN_CURRENT;
printk(BIOS_DEBUG, "current = %lx\n", current);
printk(BIOS_INFO, "ACPI: done.\n");
return current;
}

102
src/mainboard/google/samus/chromeos.c Normal file
View File

@ -0,0 +1,102 @@
/*
* This file is part of the coreboot project.
*
* Copyright (C) 2013 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
*/
#include <string.h>
#include <bootmode.h>
#include <arch/io.h>
#include <device/device.h>
#include <device/pci.h>
#include <southbridge/intel/lynxpoint/pch.h>
#if CONFIG_EC_GOOGLE_CHROMEEC
#include "ec.h"
#include <ec/google/chromeec/ec.h>
#endif
/* SPI Write protect is GPIO 16 */
#define CROS_WP_GPIO 16
#ifndef __PRE_RAM__
#include <boot/coreboot_tables.h>
#define GPIO_COUNT 6
static int get_lid_switch(void)
{
#if CONFIG_EC_GOOGLE_CHROMEEC
u8 ec_switches = inb(EC_LPC_ADDR_MEMMAP + EC_MEMMAP_SWITCHES);
return !!(ec_switches & EC_SWITCH_LID_OPEN);
#else
return 0;
#endif
}
void fill_lb_gpios(struct lb_gpios *gpios)
{
struct lb_gpio *gpio;
gpios->size = sizeof(*gpios) + (GPIO_COUNT * sizeof(struct lb_gpio));
gpios->count = GPIO_COUNT;
gpio = gpios->gpios;
fill_lb_gpio(gpio++, CROS_WP_GPIO, ACTIVE_HIGH, "write protect", 0);
fill_lb_gpio(gpio++, -1, ACTIVE_HIGH, "recovery",
get_recovery_mode_switch());
fill_lb_gpio(gpio++, -1, ACTIVE_HIGH, "developer",
get_developer_mode_switch());
fill_lb_gpio(gpio++, -1, ACTIVE_HIGH, "lid",
get_lid_switch());
fill_lb_gpio(gpio++, -1, ACTIVE_HIGH, "power", 0);
fill_lb_gpio(gpio++, -1, ACTIVE_HIGH, "oprom", gfx_get_init_done());
}
#endif
/* The dev-switch is virtual */
int get_developer_mode_switch(void)
{
return 0;
}
/* There are actually two recovery switches. One is the magic keyboard chord,
* the other is driven by Servo. */
int get_recovery_mode_switch(void)
{
#if CONFIG_EC_GOOGLE_CHROMEEC
u8 ec_switches = inb(EC_LPC_ADDR_MEMMAP + EC_MEMMAP_SWITCHES);
u32 ec_events;
/* If a switch is set, we don't need to look at events. */
if (ec_switches & (EC_SWITCH_DEDICATED_RECOVERY))
return 1;
/* Else check if the EC has posted the keyboard recovery event. */
ec_events = google_chromeec_get_events_b();
return !!(ec_events &
EC_HOST_EVENT_MASK(EC_HOST_EVENT_KEYBOARD_RECOVERY));
#else
return 0;
#endif
}
int get_write_protect_state(void)
{
return get_gpio(CROS_WP_GPIO);
}

137
src/mainboard/google/samus/cmos.layout Normal file
View File

@ -0,0 +1,137 @@
##
## This file is part of the coreboot project.
##
## Copyright (C) 2007-2008 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
##
# -----------------------------------------------------------------
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
# coreboot config options: cpu
400 1 e 2 hyper_threading
#401 7 r 0 unused
# coreboot config options: southbridge
408 1 e 1 nmi
409 2 e 7 power_on_after_fail
#411 5 r 0 unused
# coreboot config options: bootloader
#Used by ChromeOS:
416 128 r 0 vbnv
#544 440 r 0 unused
# SandyBridge MRC Scrambler Seed values
896 32 r 0 mrc_scrambler_seed
928 32 r 0 mrc_scrambler_seed_s3
# coreboot config options: check sums
984 16 h 0 check_sum
#1000 24 r 0 amd_reserved
# -----------------------------------------------------------------
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
# -----------------------------------------------------------------
checksums
checksum 392 415 984

121
src/mainboard/google/samus/devicetree.cb Normal file
View File

@ -0,0 +1,121 @@
chip northbridge/intel/haswell
# Enable eDP Hotplug with 6ms pulse
register "gpu_dp_d_hotplug" = "0x06"
# Disable DDI2 Hotplug
register "gpu_dp_c_hotplug" = "0x00"
# Enable DDI1 Hotplug with 6ms pulse
register "gpu_dp_b_hotplug" = "0x06"
# Set backlight PWM values for eDP
register "gpu_cpu_backlight" = "0x00000200"
register "gpu_pch_backlight" = "0x04000000"
# Enable Panel and configure power delays
register "gpu_panel_port_select" = "1" # eDP
register "gpu_panel_power_cycle_delay" = "6" # 500ms
register "gpu_panel_power_up_delay" = "2000" # 200ms
register "gpu_panel_power_down_delay" = "500" # 50ms
register "gpu_panel_power_backlight_on_delay" = "2000" # 200ms
register "gpu_panel_power_backlight_off_delay" = "2000" # 200ms
device cpu_cluster 0 on
chip cpu/intel/socket_rPGA989
device lapic 0 on end
end
chip cpu/intel/haswell
# Magic APIC ID to locate this chip
device lapic 0xACAC off end
register "c1_battery" = "2" # ACPI(C1) = MWAIT(C1E)
register "c2_battery" = "9" # ACPI(C2) = MWAIT(C7S)
register "c3_battery" = "12" # ACPI(C3) = MWAIT(C10)
register "c1_acpower" = "2" # ACPI(C1) = MWAIT(C1E)
register "c2_acpower" = "9" # ACPI(C2) = MWAIT(C7S)
register "c3_acpower" = "12" # ACPI(C3) = MWAIT(C10)
end
end
device domain 0 on
device pci 00.0 on end # host bridge
device pci 02.0 on end # vga controller
device pci 03.0 on end # mini-hd audio
chip southbridge/intel/lynxpoint
register "pirqa_routing" = "0x8b"
register "pirqb_routing" = "0x8a"
register "pirqc_routing" = "0x8b"
register "pirqd_routing" = "0x8b"
register "pirqe_routing" = "0x80"
register "pirqf_routing" = "0x80"
register "pirqg_routing" = "0x80"
register "pirqh_routing" = "0x80"
# EC range is 0x800-0x9ff
register "gen1_dec" = "0x00fc0801"
register "gen2_dec" = "0x00fc0901"
# EC_SMI is GPIO34
register "alt_gp_smi_en" = "0x0004"
register "gpe0_en_1" = "0x00000000"
# EC_SCI is GPIO36
register "gpe0_en_2" = "0x00000010"
register "gpe0_en_3" = "0x00000000"
register "gpe0_en_4" = "0x00000000"
register "ide_legacy_combined" = "0x0"
register "sata_ahci" = "0x1"
register "sata_port_map" = "0x1"
register "sio_acpi_mode" = "0"
register "sio_i2c0_voltage" = "0" # 3.3V
register "sio_i2c1_voltage" = "0" # 3.3V
# Force enable ASPM for PCIe Port 1
register "pcie_port_force_aspm" = "0x01"
# Disable PCIe CLKOUT 1-5 and CLKOUT_XDP
register "icc_clock_disable" = "0x013e0000"
device pci 13.0 on end # Smart Sound Audio DSP
device pci 14.0 on end # USB3 XHCI
device pci 15.0 on end # Serial I/O DMA
device pci 15.1 on end # I2C0
device pci 15.2 on end # I2C1
device pci 15.3 off end # GSPI0
device pci 15.4 off end # GSPI1
device pci 15.5 off end # UART0
device pci 15.6 off end # UART1
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 17.0 off end # SDIO
device pci 19.0 off end # GbE
device pci 1b.0 off 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 off end # PCIe Port #5
device pci 1c.5 off end # PCIe Port #6
device pci 1d.0 on end # USB2 EHCI
device pci 1e.0 off end # PCI bridge
device pci 1f.0 on
chip ec/google/chromeec
# We only have one init function that
# we need to call to initialize the
# keyboard part of the EC.
device pnp ff.1 on # dummy address
end
end
end # LPC bridge
device pci 1f.2 on end # SATA Controller
device pci 1f.3 on end # SMBus
device pci 1f.6 on end # Thermal
end
end
end

62
src/mainboard/google/samus/dsdt.asl Normal file
View File

@ -0,0 +1,62 @@
/*
* This file is part of the coreboot project.
*
* Copyright (C) 2007-2009 coresystems GmbH
* Copyright (C) 2013 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
*/
#define ENABLE_TPM
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/lynxpoint/acpi/globalnvs.asl>
// General Purpose Events
//#include "acpi/gpe.asl"
// CPU
#include <cpu/intel/haswell/acpi/cpu.asl>
Scope (\_SB) {
Device (PCI0)
{
#include <northbridge/intel/haswell/acpi/haswell.asl>
#include <southbridge/intel/lynxpoint/acpi/pch.asl>
}
}
// Thermal handler
#include "acpi/thermal.asl"
// Chrome OS specific
#include "acpi/chromeos.asl"
#include <vendorcode/google/chromeos/acpi/chromeos.asl>
// Chipset specific sleep states
#include <southbridge/intel/lynxpoint/acpi/sleepstates.asl>
}

51
src/mainboard/google/samus/ec.c Normal file
View File

@ -0,0 +1,51 @@
/*
* This file is part of the coreboot project.
*
* Copyright (C) 2013 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
*/
#include <arch/acpi.h>
#include <types.h>
#include <console/console.h>
#include <ec/google/chromeec/ec.h>
#include "ec.h"
void mainboard_ec_init(void)
{
printk(BIOS_DEBUG, "mainboard_ec_init\n");
post_code(0xf0);
/* Restore SCI event mask on resume. */
if (acpi_is_wakeup_s3()) {
google_chromeec_log_events(MAINBOARD_EC_LOG_EVENTS |
MAINBOARD_EC_S3_WAKE_EVENTS);
/* Disable SMI and wake events */
google_chromeec_set_smi_mask(0);
/* Clear pending events */
while (google_chromeec_get_event() != 0);
google_chromeec_set_sci_mask(MAINBOARD_EC_SCI_EVENTS);
} else {
google_chromeec_log_events(MAINBOARD_EC_LOG_EVENTS |
MAINBOARD_EC_S5_WAKE_EVENTS);
}
/* Clear wake events, these are enabled on entry to sleep */
google_chromeec_set_wake_mask(0);
post_code(0xf1);
}

64
src/mainboard/google/samus/ec.h Normal file
View File

@ -0,0 +1,64 @@
/*
* This file is part of the coreboot project.
*
* Copyright (C) 2013 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
*/
#ifndef MAINBOARD_EC_H
#define MAINBOARD_EC_H
#include <ec/google/chromeec/ec_commands.h>
#define EC_SCI_GPI 36 /* GPIO36 is EC_SCI# */
#define EC_SMI_GPI 34 /* GPIO34 is EC_SMI# */
#define MAINBOARD_EC_SCI_EVENTS \
(EC_HOST_EVENT_MASK(EC_HOST_EVENT_LID_CLOSED) |\
EC_HOST_EVENT_MASK(EC_HOST_EVENT_LID_OPEN) |\
EC_HOST_EVENT_MASK(EC_HOST_EVENT_AC_CONNECTED) |\
EC_HOST_EVENT_MASK(EC_HOST_EVENT_AC_DISCONNECTED) |\
EC_HOST_EVENT_MASK(EC_HOST_EVENT_BATTERY_LOW) |\
EC_HOST_EVENT_MASK(EC_HOST_EVENT_BATTERY_CRITICAL) |\
EC_HOST_EVENT_MASK(EC_HOST_EVENT_BATTERY) |\
EC_HOST_EVENT_MASK(EC_HOST_EVENT_THERMAL_THRESHOLD) |\
EC_HOST_EVENT_MASK(EC_HOST_EVENT_THERMAL_OVERLOAD) |\
EC_HOST_EVENT_MASK(EC_HOST_EVENT_THROTTLE_START) |\
EC_HOST_EVENT_MASK(EC_HOST_EVENT_THROTTLE_STOP) |\
EC_HOST_EVENT_MASK(EC_HOST_EVENT_USB_CHARGER))
#define MAINBOARD_EC_SMI_EVENTS \
(EC_HOST_EVENT_MASK(EC_HOST_EVENT_LID_CLOSED))
/* EC can wake from S5 with lid or power button */
#define MAINBOARD_EC_S5_WAKE_EVENTS \
(EC_HOST_EVENT_MASK(EC_HOST_EVENT_LID_OPEN) |\
EC_HOST_EVENT_MASK(EC_HOST_EVENT_POWER_BUTTON))
/* EC can wake from S3 with lid or power button or key press */
#define MAINBOARD_EC_S3_WAKE_EVENTS \
(MAINBOARD_EC_S5_WAKE_EVENTS |\
EC_HOST_EVENT_MASK(EC_HOST_EVENT_KEY_PRESSED))
/* Log EC wake events plus EC shutdown events */
#define MAINBOARD_EC_LOG_EVENTS \
(EC_HOST_EVENT_MASK(EC_HOST_EVENT_THERMAL_SHUTDOWN) |\
EC_HOST_EVENT_MASK(EC_HOST_EVENT_BATTERY_SHUTDOWN))
#ifndef __ACPI__
extern void mainboard_ec_init(void);
#endif
#endif

16
src/mainboard/google/samus/empty.spd.hex Normal file
View File

@ -0,0 +1,16 @@
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 80 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00

156
src/mainboard/google/samus/fadt.c Normal file
View File

@ -0,0 +1,156 @@
/*
* 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>
#include <southbridge/intel/lynxpoint/pch.h>
void acpi_create_fadt(acpi_fadt_t * fadt, acpi_facs_t * facs, void *dsdt)
{
acpi_header_t *header = &(fadt->header);
u16 pmbase = get_pmbase();
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, ASLC, 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_MOBILE;
fadt->sci_int = 0x9;
fadt->smi_cmd = APM_CNT;
fadt->acpi_enable = APM_CNT_ACPI_ENABLE;
fadt->acpi_disable = APM_CNT_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 + 0x80;
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 = 32;
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 = 0;
fadt->x_gpe0_blk.bit_width = 0;
fadt->x_gpe0_blk.bit_offset = 0;
fadt->x_gpe0_blk.resv = 0;
fadt->x_gpe0_blk.addrl = 0;
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);
}

124
src/mainboard/google/samus/gpio.h Normal file
View File

@ -0,0 +1,124 @@
/*
* This file is part of the coreboot project.
*
* Copyright (C) 2013 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
*/
#ifndef SAMUS_GPIO_H
#define SAMUS_GPIO_H
struct pch_lp_gpio_map;
const struct pch_lp_gpio_map mainboard_gpio_map[] = {
LP_GPIO_UNUSED, /* 0: UNUSED */
LP_GPIO_UNUSED, /* 1: UNUSED */
LP_GPIO_UNUSED, /* 2: UNUSED */
LP_GPIO_UNUSED, /* 3: UNUSED */
LP_GPIO_NATIVE, /* 4: NATIVE: I2C0_SDA_GPIO4 */
LP_GPIO_NATIVE, /* 5: NATIVE: I2C0_SCL_GPIO5 */
LP_GPIO_NATIVE, /* 6: NATIVE: I2C1_SDA_GPIO6 */
LP_GPIO_NATIVE, /* 7: NATIVE: I2C1_SCL_GPIO7 */
LP_GPIO_ACPI_SCI, /* 8: PCH_LTE_WAKE_L */
LP_GPIO_UNUSED, /* 9: UNUSED */
LP_GPIO_ACPI_SCI, /* 10: PCH_WLAN_WAKE_L */
LP_GPIO_UNUSED, /* 11: UNUSED */
LP_GPIO_UNUSED, /* 12: UNUSED */
LP_GPIO_PIRQ, /* 13: TRACKPAD_INT_L (PIRQL) */
LP_GPIO_PIRQ, /* 14: TOUCH_INT_L (PIRQM) */
LP_GPIO_UNUSED, /* 15: UNUSED (STRAP) */
LP_GPIO_INPUT, /* 16: PCH_WP */
LP_GPIO_UNUSED, /* 17: UNUSED */
LP_GPIO_NATIVE, /* 18: PCIE_WLAN_CLKREQ_L */
LP_GPIO_UNUSED, /* 19: UNUSED */
LP_GPIO_UNUSED, /* 20: UNUSED */
LP_GPIO_OUT_HIGH, /* 21: PP3300_SSD_EN */
LP_GPIO_UNUSED, /* 22: UNUSED */
LP_GPIO_OUT_HIGH, /* 23: PP3300_AUTOBAHN_EN */
LP_GPIO_UNUSED, /* 24: UNUSED */
LP_GPIO_INPUT, /* 25: EC_IN_RW */
LP_GPIO_OUT_HIGH, /* 26: NFC_EN */
LP_GPIO_UNUSED, /* 27: UNUSED */
LP_GPIO_IRQ_EDGE, /* 29: NFC_INT (GPIO IRQ) */
LP_GPIO_NATIVE, /* 29: NATIVE: WLAN_OFF_L */
LP_GPIO_NATIVE, /* 30: NATIVE: PCH_SUSWARN_L */
LP_GPIO_NATIVE, /* 31: NATIVE: ACOK_BUF */
LP_GPIO_NATIVE, /* 32: NATIVE: LPC_CLKRUN_L */
LP_GPIO_NATIVE, /* 33: NATIVE: SSD_DEVSLP */
LP_GPIO_ACPI_SMI, /* 34: EC_SMI_L */
LP_GPIO_ACPI_SMI, /* 35: PCH_NMI_DBG_L (route in NMI_EN) */
LP_GPIO_ACPI_SCI, /* 36: EC_SCI_L */
LP_GPIO_UNUSED, /* 37: UNUSED */
LP_GPIO_UNUSED, /* 38: UNUSED */
LP_GPIO_UNUSED, /* 39: UNUSED */
LP_GPIO_NATIVE, /* 40: NATIVE: PCH_USB1_OC_L */
LP_GPIO_NATIVE, /* 41: NATIVE: PCH_USB2_OC_L */
LP_GPIO_IRQ_EDGE, /* 42: CODEC_INT_L (GPIO IRQ) */
LP_GPIO_IRQ_EDGE, /* 43: ACCEL_INT (GPIO IRQ) */
LP_GPIO_OUT_HIGH, /* 44: CODEC_LDOENA */
LP_GPIO_OUT_HIGH, /* 45: PP1800_CODEC_EN */
LP_GPIO_OUT_HIGH, /* 46: WLAN_DISABLE_L */
LP_GPIO_PIRQ, /* 47: ACCEL_GYRO_INT (PIRQP) */
LP_GPIO_UNUSED, /* 48: UNUSED */
LP_GPIO_OUT_HIGH, /* 49: HDMI_CEC */
LP_GPIO_UNUSED, /* 50: UNUSED */
LP_GPIO_UNUSED, /* 51: UNUSED */
LP_GPIO_INPUT, /* 52: SIM_DET */
LP_GPIO_UNUSED, /* 53: UNUSED */
LP_GPIO_UNUSED, /* 54: UNUSED */
LP_GPIO_UNUSED, /* 55: UNUSED */
LP_GPIO_UNUSED, /* 56: UNUSED */
LP_GPIO_OUT_HIGH, /* 57: CODEC_RESET_L */
LP_GPIO_UNUSED, /* 58: UNUSED */
LP_GPIO_OUT_HIGH, /* 59: LTE_DISABLE_L */
LP_GPIO_UNUSED, /* 60: UNUSED */
LP_GPIO_NATIVE, /* 61: NATIVE: PCH_SUS_STAT */
LP_GPIO_NATIVE, /* 62: NATIVE: PCH_SUSCLK */
LP_GPIO_NATIVE, /* 63: NATIVE: PCH_SLP_S5_L */
LP_GPIO_OUT_HIGH, /* 64: NFS_FW_UPDATE */
LP_GPIO_OUT_HIGH, /* 65: MINIDP_PWR_FLT_L */
LP_GPIO_OUT_HIGH, /* 66: MINIDP_PWR_EN */
LP_GPIO_INPUT, /* 67: RAM_ID0 */
LP_GPIO_INPUT, /* 68: RAM_ID1 */
LP_GPIO_INPUT, /* 69: RAM_ID2 */
LP_GPIO_OUT_HIGH, /* 70: LTE_POWER_ON */
LP_GPIO_NATIVE, /* 71: NATIVE: MODPHY_EN */
LP_GPIO_UNUSED, /* 72: UNUSED */
LP_GPIO_UNUSED, /* 73: UNUSED */
LP_GPIO_UNUSED, /* 74: UNUSED */
LP_GPIO_UNUSED, /* 75: UNUSED */
LP_GPIO_UNUSED, /* 76: UNUSED */
LP_GPIO_UNUSED, /* 77: UNUSED */
LP_GPIO_UNUSED, /* 78: UNUSED */
LP_GPIO_UNUSED, /* 79: UNUSED */
LP_GPIO_UNUSED, /* 80: UNUSED */
LP_GPIO_UNUSED, /* 81: UNUSED */
LP_GPIO_NATIVE, /* 82: NATIVE: EC_RCIN_L */
LP_GPIO_UNUSED, /* 83: UNUSED */
LP_GPIO_UNUSED, /* 84: UNUSED */
LP_GPIO_UNUSED, /* 85: UNUSED */
LP_GPIO_UNUSED, /* 86: UNUSED (STRAP) */
LP_GPIO_UNUSED, /* 87: UNUSED */
LP_GPIO_UNUSED, /* 88: UNUSED */
LP_GPIO_OUT_HIGH, /* 89: PP3300_SD_EN */
LP_GPIO_UNUSED, /* 90: UNUSED */
LP_GPIO_NATIVE, /* 91: NATIVE: UART0_PCHRX_BTTX */
LP_GPIO_NATIVE, /* 92: NATIVE: UART0_PCHTX_BTRX */
LP_GPIO_NATIVE, /* 93: NATIVE: UART0_PCHRTS_BTCTS_L */
LP_GPIO_NATIVE, /* 94: NATIVE: UART0_PCHCTS_BTRTS_L */
LP_GPIO_END
};
#endif

179
src/mainboard/google/samus/mainboard.c Normal file
View File

@ -0,0 +1,179 @@
/*
* This file is part of the coreboot project.
*
* Copyright (C) 2007-2009 coresystems GmbH
* Copyright (C) 2013 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
*/
#include <types.h>
#include <string.h>
#include <smbios.h>
#include <device/device.h>
#include <device/device.h>
#include <device/pci_def.h>
#include <device/pci_ops.h>
#include <console/console.h>
#if CONFIG_VGA_ROM_RUN
#include <x86emu/x86emu.h>
#endif
#include <pc80/mc146818rtc.h>
#include <arch/acpi.h>
#include <arch/io.h>
#include <arch/interrupt.h>
#include <boot/coreboot_tables.h>
#include <southbridge/intel/lynxpoint/pch.h>
#include "ec.h"
#include "onboard.h"
void mainboard_suspend_resume(void)
{
/* Call SMM finalize() handlers before resume */
outb(0xcb, 0xb2);
}
#if CONFIG_VGA_ROM_RUN
static int int15_handler(void)
{
int res = 0;
printk(BIOS_DEBUG, "%s: AX=%04x BX=%04x CX=%04x DX=%04x\n",
__func__, X86_AX, X86_BX, X86_CX, X86_DX);
switch (X86_AX) {
case 0x5f34:
/*
* Set Panel Fitting Hook:
* bit 2 = Graphics Stretching
* bit 1 = Text Stretching
* bit 0 = Centering (do not set with bit1 or bit2)
* 0 = video bios default
*/
X86_AX = 0x005f;
X86_CX = 0x0001;
res = 1;
break;
case 0x5f35:
/*
* Boot Display Device Hook:
* bit 0 = CRT
* bit 1 = TV (eDP) *
* bit 2 = EFP *
* bit 3 = LFP
* bit 4 = CRT2
* bit 5 = TV2 (eDP) *
* bit 6 = EFP2 *
* bit 7 = LFP2
*/
X86_AX = 0x005f;
X86_CX = 0x0000;
res = 1;
break;
case 0x5f51:
/*
* Hook to select active LFP configuration:
* 00h = No LVDS, VBIOS does not enable LVDS
* 01h = Int-LVDS, LFP driven by integrated LVDS decoder
* 02h = SVDO-LVDS, LFP driven by SVDO decoder
* 03h = eDP, LFP Driven by Int-DisplayPort encoder
*/
X86_AX = 0x005f;
X86_CX = 0x0003;
res = 1;
break;
case 0x5f70:
switch ((X86_CX >> 8) & 0xff) {
case 0:
/* Get Mux */
X86_AX = 0x005f;
X86_CX = 0x0000;
res = 1;
break;
case 1:
/* Set Mux */
X86_AX = 0x005f;
X86_CX = 0x0000;
res = 1;
break;
case 2:
/* Get SG/Non-SG mode */
X86_AX = 0x005f;
X86_CX = 0x0000;
res = 1;
break;
default:
/* Interrupt was not handled */
printk(BIOS_DEBUG,
"Unknown INT15 5f70 function: 0x%02x\n",
((X86_CX >> 8) & 0xff));
break;
}
break;
default:
printk(BIOS_DEBUG, "Unknown INT15 function %04x!\n", X86_AX);
break;
}
return res;
}
#endif
static void mainboard_init(device_t dev)
{
mainboard_ec_init();
}
static int mainboard_smbios_data(device_t dev, int *handle,
unsigned long *current)
{
int len = 0;
len += smbios_write_type41(
current, handle,
BOARD_TRACKPAD_NAME, /* name */
BOARD_TRACKPAD_IRQ, /* instance */
BOARD_TRACKPAD_I2C_BUS, /* segment */
BOARD_TRACKPAD_I2C_ADDR, /* bus */
0, /* device */
0); /* function */
len += smbios_write_type41(
current, handle,
BOARD_TOUCHSCREEN_NAME, /* name */
BOARD_TOUCHSCREEN_IRQ, /* instance */
BOARD_TOUCHSCREEN_I2C_BUS, /* segment */
BOARD_TOUCHSCREEN_I2C_ADDR, /* bus */
0, /* device */
0); /* function */
return len;
}
// mainboard_enable is executed as first thing after
// enumerate_buses().
static void mainboard_enable(device_t dev)
{
dev->ops->init = mainboard_init;
dev->ops->get_smbios_data = mainboard_smbios_data;
#if CONFIG_VGA_ROM_RUN
/* Install custom int15 handler for VGA OPROM */
mainboard_interrupt_handlers(0x15, &int15_handler);
#endif
}
struct chip_operations mainboard_ops = {
.enable_dev = mainboard_enable,
};

16
src/mainboard/google/samus/micron_4Gb.spd.hex Normal file
View File

@ -0,0 +1,16 @@
92 11 0B 03 04 19 02 02 03 11 01 08 0A 00 FE 00
69 78 69 3C 69 11 18 81 20 08 3C 3C 01 40 83 05
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 0F 01 02 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 80 2C 00 00 00 00 00 00 00 AD 75
34 4B 54 46 32 35 36 36 34 48 5A 2D 31 47 36 45
31 20 45 31 80 2C 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF
FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF
FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF
FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF
FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF

16
src/mainboard/google/samus/micron_8Gb.spd.hex Normal file
View File

@ -0,0 +1,16 @@
92 11 0B 03 04 19 02 0A 03 11 01 08 0A 00 FE 00
69 78 69 3C 69 11 18 81 20 08 3C 3C 01 40 83 05
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 0F 01 02 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 80 2C 00 00 00 00 00 00 00 AD 75
34 4B 54 46 32 35 36 36 34 48 5A 2D 31 47 36 45
31 20 45 31 80 2C 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF
FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF
FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF
FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF
FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF

35
src/mainboard/google/samus/onboard.h Normal file
View File

@ -0,0 +1,35 @@
/*
* This file is part of the coreboot project.
*
* Copyright (C) 2013 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
*/
#ifndef ONBOARD_H
#define ONBOARD_H
#define BOARD_TRACKPAD_NAME "trackpad"
#define BOARD_TRACKPAD_IRQ 27 /* PIRQL */
#define BOARD_TRACKPAD_WAKE_GPIO 13 /* GPIO13 */
#define BOARD_TRACKPAD_I2C_BUS 1 /* I2C0 */
#define BOARD_TRACKPAD_I2C_ADDR 0x67
#define BOARD_TOUCHSCREEN_NAME "touchscreen"
#define BOARD_TOUCHSCREEN_IRQ 28 /* PIRQM */
#define BOARD_TOUCHSCREEN_WAKE_GPIO 14 /* GPIO14 */
#define BOARD_TOUCHSCREEN_I2C_BUS 2 /* I2C1 */
#define BOARD_TOUCHSCREEN_I2C_ADDR 0x4a
#endif

167
src/mainboard/google/samus/romstage.c Normal file
View File

@ -0,0 +1,167 @@
/*
* This file is part of the coreboot project.
*
* Copyright (C) 2007-2010 coresystems GmbH
* Copyright (C) 2013 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
*/
#include <stdint.h>
#include <stdlib.h>
#include <string.h>
#include <cbfs.h>
#include <console/console.h>
#include <cpu/intel/haswell/haswell.h>
#include <northbridge/intel/haswell/haswell.h>
#include <northbridge/intel/haswell/raminit.h>
#include <southbridge/intel/lynxpoint/pch.h>
#include <southbridge/intel/lynxpoint/lp_gpio.h>
#include "gpio.h"
const struct rcba_config_instruction rcba_config[] = {
/*
* GFX INTA -> PIRQA (MSI)
* D28IP_P1IP PCIE INTA -> PIRQA
* D29IP_E1P EHCI INTA -> PIRQD
* D20IP_XHCI XHCI INTA -> PIRQC (MSI)
* D31IP_SIP SATA INTA -> PIRQF (MSI)
* D31IP_SMIP SMBUS INTB -> PIRQG
* D31IP_TTIP THRT INTC -> PIRQA
* D27IP_ZIP HDA INTA -> PIRQG (MSI)
*/
/* Device interrupt pin register (board specific) */
RCBA_SET_REG_32(D31IP, (INTC << D31IP_TTIP) | (NOINT << D31IP_SIP2) |
(INTB << D31IP_SMIP) | (INTA << D31IP_SIP)),
RCBA_SET_REG_32(D29IP, (INTA << D29IP_E1P)),
RCBA_SET_REG_32(D28IP, (INTA << D28IP_P1IP) | (INTC << D28IP_P3IP) |
(INTB << D28IP_P4IP)),
RCBA_SET_REG_32(D27IP, (INTA << D27IP_ZIP)),
RCBA_SET_REG_32(D26IP, (INTA << D26IP_E2P)),
RCBA_SET_REG_32(D22IP, (NOINT << D22IP_MEI1IP)),
RCBA_SET_REG_32(D20IP, (INTA << D20IP_XHCI)),
/* Device interrupt route registers */
RCBA_SET_REG_32(D31IR, DIR_ROUTE(PIRQG, PIRQC, PIRQB, PIRQA)),/* LPC */
RCBA_SET_REG_32(D29IR, DIR_ROUTE(PIRQD, PIRQD, PIRQD, PIRQD)),/* EHCI */
RCBA_SET_REG_32(D28IR, DIR_ROUTE(PIRQA, PIRQB, PIRQC, PIRQD)),/* PCIE */
RCBA_SET_REG_32(D27IR, DIR_ROUTE(PIRQG, PIRQG, PIRQG, PIRQG)),/* HDA */
RCBA_SET_REG_32(D22IR, DIR_ROUTE(PIRQA, PIRQA, PIRQA, PIRQA)),/* ME */
RCBA_SET_REG_32(D21IR, DIR_ROUTE(PIRQE, PIRQF, PIRQF, PIRQF)),/* SIO */
RCBA_SET_REG_32(D20IR, DIR_ROUTE(PIRQC, PIRQC, PIRQC, PIRQC)),/* XHCI */
RCBA_SET_REG_32(D23IR, DIR_ROUTE(PIRQH, PIRQH, PIRQH, PIRQH)),/* SDIO */
/* Disable unused devices (board specific) */
RCBA_RMW_REG_32(FD, ~0, PCH_DISABLE_ALWAYS),
RCBA_END_CONFIG,
};
/* Copy SPD data for on-board memory */
static void copy_spd(struct pei_data *peid)
{
const int gpio_vector[] = {67, 68, 69, -1};
int spd_index = get_gpios(gpio_vector);
char *spd_file;
size_t spd_file_len;
printk(BIOS_DEBUG, "SPD index %d\n", spd_index);
spd_file = cbfs_get_file_content(CBFS_DEFAULT_MEDIA, "spd.bin", 0xab,
&spd_file_len);
if (!spd_file)
die("SPD data not found.");
if (spd_file_len <
((spd_index + 1) * sizeof(peid->spd_data[0]))) {
printk(BIOS_ERR, "SPD index override to 0 - old hardware?\n");
spd_index = 0;
}
if (spd_file_len < sizeof(peid->spd_data[0]))
die("Missing SPD data.");
memcpy(peid->spd_data[0],
spd_file +
spd_index * sizeof(peid->spd_data[0]),
sizeof(peid->spd_data[0]));
}
void mainboard_romstage_entry(unsigned long bist)
{
struct pei_data pei_data = {
.pei_version = PEI_VERSION,
.mchbar = DEFAULT_MCHBAR,
.dmibar = DEFAULT_DMIBAR,
.epbar = DEFAULT_EPBAR,
.pciexbar = DEFAULT_PCIEXBAR,
.smbusbar = SMBUS_IO_BASE,
.wdbbar = 0x4000000,
.wdbsize = 0x1000,
.hpet_address = HPET_ADDR,
.rcba = DEFAULT_RCBA,
.pmbase = DEFAULT_PMBASE,
.gpiobase = DEFAULT_GPIOBASE,
.temp_mmio_base = 0xfed08000,
.system_type = 5, /* ULT */
.tseg_size = CONFIG_SMM_TSEG_SIZE,
.spd_addresses = { 0xff, 0x00, 0xff, 0x00 },
.ec_present = 1,
// 0 = leave channel enabled
// 1 = disable dimm 0 on channel
// 2 = disable dimm 1 on channel
// 3 = disable dimm 0+1 on channel
.dimm_channel0_disabled = 2,
.dimm_channel1_disabled = 2,
.max_ddr3_freq = 1600,
.usb2_ports = {
/* Length, Enable, OCn#, Location */
{ 0x0080, 1, 0, /* P0: HOST PORT */
USB_PORT_BACK_PANEL },
{ 0x0080, 1, 1, /* P1: HOST PORT */
USB_PORT_BACK_PANEL },
{ 0x0000, 0, USB_OC_PIN_SKIP, /* P2: EMPTY */
USB_PORT_SKIP },
{ 0x0040, 1, USB_OC_PIN_SKIP, /* P3: SD CARD */
USB_PORT_INTERNAL },
{ 0x0000, 0, USB_OC_PIN_SKIP, /* P4: EMPTY */
USB_PORT_SKIP },
{ 0x0040, 1, USB_OC_PIN_SKIP, /* P5: WWAN */
USB_PORT_INTERNAL },
{ 0x0040, 1, USB_OC_PIN_SKIP, /* P6: CAMERA */
USB_PORT_INTERNAL },
{ 0x0040, 1, USB_OC_PIN_SKIP, /* P7: BT */
USB_PORT_INTERNAL },
},
usb3_ports: {
/* Enable, OCn# */
{ 1, 0 }, /* P1: HOST PORT */
{ 1, 1 }, /* P2: HOST PORT */
{ 0, USB_OC_PIN_SKIP }, /* P3: EMPTY */
{ 1, USB_OC_PIN_SKIP }, /* P4: SD CARD */
},
};
struct romstage_params romstage_params = {
.pei_data = &pei_data,
.gpio_map = &mainboard_gpio_map,
.rcba_config = &rcba_config[0],
.bist = bist,
.copy_spd = copy_spd,
};
/* Call into the real romstage main with this board's attributes. */
romstage_common(&romstage_params);
}

16
src/mainboard/google/samus/samsung_4Gb.spd.hex Normal file
View File

@ -0,0 +1,16 @@
92 11 0B 03 04 19 02 02 03 11 01 08 0A 00 FE 00
69 78 69 3C 69 11 18 81 F0 0A 3C 3C 01 40 83 01
00 80 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 0F 11 02 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 80 CE 01 00 00 00 00 00 00 6A 04
4D 34 37 31 42 35 36 37 34 42 48 30 2D 59 4B 30
20 20 00 00 80 CE 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00

16
src/mainboard/google/samus/samsung_8Gb.spd.hex Normal file
View File

@ -0,0 +1,16 @@
92 11 0B 03 04 19 02 0A 03 11 01 08 0A 00 FE 00
69 78 69 3C 69 11 18 81 F0 0A 3C 3C 01 40 83 01
00 80 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 0F 11 02 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 80 CE 01 00 00 00 00 00 00 6A 04
4D 34 37 31 42 35 36 37 34 42 48 30 2D 59 4B 30
20 20 00 00 80 CE 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00

197
src/mainboard/google/samus/smihandler.c Normal file
View File

@ -0,0 +1,197 @@
/*
* This file is part of the coreboot project.
*
* Copyright (C) 2008-2009 coresystems GmbH
* Copyright 2013 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
*/
#include <arch/io.h>
#include <console/console.h>
#include <cpu/x86/smm.h>
#include <southbridge/intel/lynxpoint/lp_gpio.h>
#include <southbridge/intel/lynxpoint/nvs.h>
#include <southbridge/intel/lynxpoint/pch.h>
#include <southbridge/intel/lynxpoint/me.h>
#include <northbridge/intel/haswell/haswell.h>
#include <cpu/intel/haswell/haswell.h>
#include <elog.h>
/* Include EC functions */
#include <ec/google/chromeec/ec.h>
#include "ec.h"
/* GPIO46 controls the WLAN_DISABLE_L signal. */
#define GPIO_WLAN_DISABLE_L 46
#define GPIO_LTE_DISABLE_L 59
int mainboard_io_trap_handler(int smif)
{
switch (smif) {
case 0x99:
printk(BIOS_DEBUG, "Sample\n");
smm_get_gnvs()->smif = 0;
break;
default:
return 0;
}
/* On success, the IO Trap Handler returns 0
* On failure, the IO Trap Handler returns a value != 0
*
* For now, we force the return value to 0 and log all traps to
* see what's going on.
*/
//gnvs->smif = 0;
return 1;
}
static u8 mainboard_smi_ec(void)
{
u8 cmd = google_chromeec_get_event();
u32 pm1_cnt;
#if CONFIG_ELOG_GSMI
/* Log this event */
if (cmd)
elog_add_event_byte(ELOG_TYPE_EC_EVENT, cmd);
#endif
switch (cmd) {
case EC_HOST_EVENT_LID_CLOSED:
printk(BIOS_DEBUG, "LID CLOSED, SHUTDOWN\n");
/* Go to S5 */
pm1_cnt = inl(get_pmbase() + PM1_CNT);
pm1_cnt |= (0xf << 10);
outl(pm1_cnt, get_pmbase() + PM1_CNT);
break;
}
return cmd;
}
/* gpi_sts is GPIO 47:32 */
void mainboard_smi_gpi(u32 gpi_sts)
{
if (gpi_sts & (1 << (EC_SMI_GPI - 32))) {
/* Process all pending events */
while (mainboard_smi_ec() != 0);
}
}
static void mainboard_wlan_off(void)
{
u16 gpio_base = pci_read_config16(PCH_LPC_DEV, GPIO_BASE) & 0xfffc;
u32 gpio_conf;
/* Make sure pin is owned by GPIO subsystem and not ACPI */
gpio_conf = inl(gpio_base + GPIO_OWNER(0));
gpio_conf |= GPIO_OWNER_GPIO << 29;
outl(gpio_conf, gpio_base + GPIO_OWNER(0));
/* Set GPIO29 config to only be reset on RSMRST */
gpio_conf = inl(gpio_base + GPIO_RESET(0));
gpio_conf |= GPIO_RESET_RSMRST << 29;
outl(gpio_conf, gpio_base + GPIO_RESET(0));
/* Set WLAN_OFF_L (GPIO29) as Output GPIO driven high */
gpio_conf = GPIO_MODE_GPIO | GPIO_DIR_OUTPUT | GPO_LEVEL_HIGH;
outl(gpio_conf, gpio_base + GPIO_CONFIG0(29));
}
void mainboard_smi_sleep(u8 slp_typ)
{
/* Disable USB charging if required */
switch (slp_typ) {
case 3:
if (smm_get_gnvs()->s3u0 == 0)
google_chromeec_set_usb_charge_mode(
0, USB_CHARGE_MODE_DISABLED);
if (smm_get_gnvs()->s3u1 == 0)
google_chromeec_set_usb_charge_mode(
1, USB_CHARGE_MODE_DISABLED);
/* Prevent leak from standby rail to WLAN rail in S3. */
set_gpio(GPIO_WLAN_DISABLE_L, 0);
/* Disable LTE */
set_gpio(GPIO_LTE_DISABLE_L, 0);
/* Enable wake events */
google_chromeec_set_wake_mask(MAINBOARD_EC_S3_WAKE_EVENTS);
break;
case 5:
if (smm_get_gnvs()->s5u0 == 0)
google_chromeec_set_usb_charge_mode(
0, USB_CHARGE_MODE_DISABLED);
if (smm_get_gnvs()->s5u1 == 0)
google_chromeec_set_usb_charge_mode(
1, USB_CHARGE_MODE_DISABLED);
/* Prevent leak from standby rail to WLAN rail in S5. */
set_gpio(GPIO_WLAN_DISABLE_L, 0);
/* Disable LTE */
set_gpio(GPIO_LTE_DISABLE_L, 0);
/* Enable wake events */
google_chromeec_set_wake_mask(MAINBOARD_EC_S5_WAKE_EVENTS);
break;
}
/* Set WLAN_OFF GPIO state */
mainboard_wlan_off();
/* Disable SCI and SMI events */
google_chromeec_set_smi_mask(0);
google_chromeec_set_sci_mask(0);
/* Clear pending events that may trigger immediate wake */
while (google_chromeec_get_event() != 0);
}
#define APMC_FINALIZE 0xcb
static int mainboard_finalized = 0;
int mainboard_smi_apmc(u8 apmc)
{
switch (apmc) {
case APMC_FINALIZE:
if (mainboard_finalized) {
printk(BIOS_DEBUG, "SMI#: Already finalized\n");
return 0;
}
intel_pch_finalize_smm();
intel_northbridge_haswell_finalize_smm();
intel_cpu_haswell_finalize_smm();
mainboard_finalized = 1;
break;
case APM_CNT_ACPI_ENABLE:
google_chromeec_set_smi_mask(0);
/* Clear all pending events */
while (google_chromeec_get_event() != 0);
google_chromeec_set_sci_mask(MAINBOARD_EC_SCI_EVENTS);
break;
case APM_CNT_ACPI_DISABLE:
google_chromeec_set_sci_mask(0);
/* Clear all pending events */
while (google_chromeec_get_event() != 0);
google_chromeec_set_smi_mask(MAINBOARD_EC_SMI_EVENTS);
break;
}
return 0;
}

43
src/mainboard/google/samus/thermal.h Normal file
View File

@ -0,0 +1,43 @@
/*
* This file is part of the coreboot project.
*
* Copyright (C) 2013 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
*/
#ifndef THERMAL_H
#define THERMAL_H
/* Config TDP Sensor ID */
#define CTDP_SENSOR_ID 0 /* PECI */
/* Config TDP Nominal */
#define CTDP_NOMINAL_THRESHOLD_OFF 0
#define CTDP_NOMINAL_THRESHOLD_ON 0
/* Config TDP Down */
#define CTDP_DOWN_THRESHOLD_OFF 80
#define CTDP_DOWN_THRESHOLD_ON 90
/* Temperature which OS will shutdown at */
#define CRITICAL_TEMPERATURE 104
/* Temperature which OS will throttle CPU */
#define PASSIVE_TEMPERATURE 100
/* Tj_max value for calculating PECI CPU temperature */
#define MAX_TEMPERATURE 105
#endif