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jecht: Initial mainboard commit

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Cloned entirely from Auron with only string changes.

BUG=None
TEST=None
BRANCH=None

Change-Id: Iacd12cebecef340084533a01c74352b598da9839
Signed-off-by: Wenkai Du <wenkai.du@intel.com>
Reviewed-on: https://chromium-review.googlesource.com/227705
Reviewed-by: Shawn Nematbakhsh <shawnn@chromium.org>
This commit is contained in:
Wenkai Du 2014-11-05 13:40:14 -08:00 • committed by chrome-internal-fetch
commit d6562a2be1
37 changed files with 2743 additions and 0 deletions
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38
configs/config.jecht Normal file
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@ -0,0 +1,38 @@
CONFIG_COLLECT_TIMESTAMPS=y
CONFIG_USE_BLOBS=y
CONFIG_VENDOR_GOOGLE=y
CONFIG_BOARD_GOOGLE_JECHT=y
CONFIG_HAVE_MRC=y
CONFIG_MRC_FILE="/build/jecht/firmware/mrc.bin"
CONFIG_CBFS_SIZE=0x100000
CONFIG_HAVE_REFCODE_BLOB=y
CONFIG_REFCODE_BLOB_FILE="/build/jecht/firmware/efi.elf"
CONFIG_CONSOLE_CBMEM=y
# CONFIG_CONSOLE_SERIAL is not set
# CONFIG_PCI_ROM_RUN is not set
# CONFIG_ON_DEVICE_ROM_RUN is not set
# CONFIG_S3_VGA_ROM_RUN is not set
CONFIG_FRAMEBUFFER_SET_VESA_MODE=y
CONFIG_FRAMEBUFFER_VESA_MODE_117=y
CONFIG_FRAMEBUFFER_KEEP_VESA_MODE=y
CONFIG_VGA_BIOS_ID="8086,0406"
CONFIG_VGA_BIOS=y
CONFIG_VGA_BIOS_FILE="3rdparty/mainboard/google/jecht/vgabios.bin"
CONFIG_CPU_ADDR_BITS=36
CONFIG_CACHE_ROM=y
CONFIG_MARK_GRAPHICS_MEM_WRCOMB=y
CONFIG_ELOG=y
CONFIG_ELOG_GSMI=y
CONFIG_ELOG_BOOT_COUNT=y
CONFIG_ELOG_BOOT_COUNT_CMOS_OFFSET=144
CONFIG_SPI_FLASH_SMM=y
CONFIG_CMOS_POST=y
CONFIG_CMOS_POST_OFFSET=0x70
CONFIG_CMOS_POST_EXTRA=y
CONFIG_RELOCATABLE_RAMSTAGE=y
CONFIG_CACHE_RELOCATED_RAMSTAGE_OUTSIDE_CBMEM=y
CONFIG_RESET_ON_INVALID_RAMSTAGE_CACHE=y
CONFIG_VBOOT_VERIFY_FIRMWARE=y
CONFIG_FLASHMAP_OFFSET=0x00610000
# CONFIG_MULTIBOOT is not set
CONFIG_PAYLOAD_NONE=y

4
configs/fwserial.jecht Normal file
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CONFIG_CONSOLE_SERIAL=y
CONFIG_CONSOLE_SERIAL8250=y
CONFIG_CONSOLE_SERIAL_COM1=y
CONFIG_CONSOLE_SERIAL_115200=y

79
payloads/libpayload/configs/config.jecht Normal file
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@ -0,0 +1,79 @@
#
# Automatically generated make config: don't edit
# libpayload version: 0.2.0
# Wed Oct 15 20:53:54 2014
#
#
# Generic Options
#
CONFIG_LP_GPL=y
# CONFIG_LP_EXPERIMENTAL is not set
# CONFIG_LP_OBSOLETE is not set
# CONFIG_LP_DEVELOPER is not set
# CONFIG_LP_REMOTEGDB is not set
CONFIG_LP_CHROMEOS=y
#
# Architecture Options
#
# CONFIG_LP_ARCH_ARM is not set
CONFIG_LP_ARCH_X86=y
# CONFIG_LP_ARCH_ARM64 is not set
# CONFIG_LP_MEMMAP_RAM_ONLY is not set
# CONFIG_LP_MULTIBOOT is not set
#
# Standard Libraries
#
CONFIG_LP_LIBC=y
# CONFIG_LP_CURSES is not set
CONFIG_LP_CBFS=y
CONFIG_LP_LZMA=y
#
# Console Options
#
CONFIG_LP_SKIP_CONSOLE_INIT=y
CONFIG_LP_CBMEM_CONSOLE=y
CONFIG_LP_SERIAL_CONSOLE=y
CONFIG_LP_8250_SERIAL_CONSOLE=y
# CONFIG_LP_S5P_SERIAL_CONSOLE is not set
# CONFIG_LP_8250_MMIO32_SERIAL_CONSOLE is not set
# CONFIG_LP_IPQ806X_SERIAL_CONSOLE is not set
# CONFIG_LP_BG4CD_SERIAL_CONSOLE is not set
# CONFIG_LP_PL011_SERIAL_CONSOLE is not set
CONFIG_LP_SERIAL_IOBASE=0x3f8
# CONFIG_LP_SERIAL_SET_SPEED is not set
# CONFIG_LP_SERIAL_ACS_FALLBACK is not set
CONFIG_LP_VIDEO_CONSOLE=y
# CONFIG_LP_VGA_VIDEO_CONSOLE is not set
# CONFIG_LP_GEODELX_VIDEO_CONSOLE is not set
CONFIG_LP_COREBOOT_VIDEO_CONSOLE=y
CONFIG_LP_PC_KEYBOARD=y
CONFIG_LP_PC_KEYBOARD_LAYOUT_US=y
# CONFIG_LP_PC_KEYBOARD_LAYOUT_DE is not set
#
# Drivers
#
CONFIG_LP_PCI=y
CONFIG_LP_NVRAM=y
# CONFIG_LP_RTC_PORT_EXTENDED_VIA is not set
# CONFIG_LP_SPEAKER is not set
# CONFIG_LP_STORAGE is not set
CONFIG_LP_TIMER_RDTSC=y
CONFIG_LP_USB=y
# CONFIG_LP_USB_UHCI is not set
# CONFIG_LP_USB_OHCI is not set
# CONFIG_LP_USB_EHCI is not set
CONFIG_LP_USB_XHCI=y
CONFIG_LP_USB_HID=y
CONFIG_LP_USB_HUB=y
CONFIG_LP_USB_MSC=y
CONFIG_LP_USB_PCI=y
CONFIG_LP_USB_GEN_HUB=y
# CONFIG_LP_BIG_ENDIAN is not set
CONFIG_LP_LITTLE_ENDIAN=y
CONFIG_LP_IO_ADDRESS_SPACE=y
CONFIG_LP_ARCH_SPECIFIC_OPTIONS=y

9
src/mainboard/google/Kconfig
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@ -82,6 +82,14 @@ config BOARD_GOOGLE_FALCO
Falco is a Chrome OS mainboard.
Falco is based on the Intel Haswell platform.
config BOARD_GOOGLE_JECHT
bool "Jecht"
help
Google Jecht mainboard.
Enable this config to select the Google Jecht mainboard.
Jecht is a Chrome OS mainboard.
Jecht is based on the Intel Broadwell platform.
config BOARD_GOOGLE_LINK
bool "Link"
help
@ -234,6 +242,7 @@ source "src/mainboard/google/butterfly/Kconfig"
source "src/mainboard/google/cosmos/Kconfig"
source "src/mainboard/google/daisy/Kconfig"
source "src/mainboard/google/falco/Kconfig"
source "src/mainboard/google/jecht/Kconfig"
source "src/mainboard/google/link/Kconfig"
source "src/mainboard/google/nyan/Kconfig"
source "src/mainboard/google/nyan_big/Kconfig"

56
src/mainboard/google/jecht/Kconfig Normal file
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if BOARD_GOOGLE_JECHT
config BOARD_SPECIFIC_OPTIONS # dummy
def_bool y
select SOC_INTEL_BROADWELL
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 CHROMEOS
select CHROMEOS_VBNV_CMOS
select EXTERNAL_MRC_BLOB
select CACHE_ROM
select MARK_GRAPHICS_MEM_WRCOMB
select MONOTONIC_TIMER_MSR
select CHROMEOS_RAMOOPS_DYNAMIC
config VBOOT_RAMSTAGE_INDEX
hex
default 0x2
config VBOOT_REFCODE_INDEX
hex
default 0x3
config MAINBOARD_DIR
string
default google/jecht
config MAINBOARD_PART_NUMBER
string
default "Jecht"
config IRQ_SLOT_COUNT
int
default 18
config MAX_CPUS
int
default 8
config VGA_BIOS_FILE
string
default "pci8086,0166.rom"
config MAINBOARD_FAMILY
string
depends on GENERATE_SMBIOS_TABLES
default "Google_Jecht"
endif

30
src/mainboard/google/jecht/Makefile.inc Normal file
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##
## This file is part of the coreboot project.
##
## Copyright (C) 2014 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
##
subdirs-y += spd
ramstage-$(CONFIG_EC_GOOGLE_CHROMEEC) += ec.c
romstage-$(CONFIG_CHROMEOS) += chromeos.c
ramstage-$(CONFIG_CHROMEOS) += chromeos.c
smm-$(CONFIG_HAVE_SMI_HANDLER) += smihandler.c
romstage-y += pei_data.c
ramstage-y += pei_data.c

23
src/mainboard/google/jecht/acpi/chromeos.asl Normal file
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/*
* This file is part of the coreboot project.
*
* Copyright (C) 2014 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, "PCH-LP" }, // no recovery button
Package () { 0x0003, 1, 58, "PCH-LP" }, // firmware write protect
})

24
src/mainboard/google/jecht/acpi/ec.asl Normal file
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@ -0,0 +1,24 @@
/*
* This file is part of the coreboot project.
*
* Copyright (C) 2014 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/jecht/ec.h>
/* ACPI code for EC functions */
#include <ec/google/chromeec/acpi/ec.asl>

87
src/mainboard/google/jecht/acpi/haswell_pci_irqs.asl Normal file
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@ -0,0 +1,87 @@
/*
* 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 IvyBridge */
// 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 },
// 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 },
// 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 },
})
}
}

235
src/mainboard/google/jecht/acpi/mainboard.asl Normal file
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@ -0,0 +1,235 @@
/*
* This file is part of the coreboot project.
*
* Copyright (C) 2014 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/jecht/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"))
}
}
/*
* LPC Trusted Platform Module
*/
Scope (\_SB.PCI0.LPCB)
{
#include <drivers/pc80/tpm/acpi/tpm.asl>
}
Scope (\_SB.PCI0.I2C0)
{
Device (ETPA)
{
Name (_HID, "ELAN0000")
Name (_DDN, "Elan Touchpad")
Name (_UID, 1)
Name (ISTP, 1) /* Touchpad */
Name (_CRS, ResourceTemplate()
{
I2cSerialBus (
0x15, // SlaveAddress
ControllerInitiated, // SlaveMode
400000, // ConnectionSpeed
AddressingMode7Bit, // AddressingMode
"\\_SB.PCI0.I2C0", // ResourceSource
)
Interrupt (ResourceConsumer, Edge, ActiveLow)
{
BOARD_TRACKPAD_IRQ
}
})
Method (_STA)
{
If (LEqual (\S1EN, 1)) {
Return (0xF)
} Else {
Return (0x0)
}
}
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.GPIO.GWAK (Local0)
}
}
/* Allow device to power off in S0 */
Name (_S0W, 4)
}
Device (CTPA)
{
Name (_HID, "CYAP0000")
Name (_DDN, "Cypress Touchpad")
Name (_UID, 3)
Name (ISTP, 1) /* Touchpad */
Name (_CRS, ResourceTemplate()
{
I2cSerialBus (
0x67, // SlaveAddress
ControllerInitiated, // SlaveMode
400000, // ConnectionSpeed
AddressingMode7Bit, // AddressingMode
"\\_SB.PCI0.I2C0", // ResourceSource
)
Interrupt (ResourceConsumer, Edge, ActiveLow)
{
BOARD_TRACKPAD_IRQ
}
})
Method (_STA)
{
If (LEqual (\S1EN, 1)) {
Return (0xF)
} Else {
Return (0x0)
}
}
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.GPIO.GWAK (Local0)
}
}
/* Allow device to power off in S0 */
Name (_S0W, 4)
}
}
Scope (\_SB.PCI0.I2C1)
{
Device (ATSA)
{
Name (_HID, "ATML0001")
Name (_DDN, "Atmel Touchscreen")
Name (_UID, 5)
Name (_S0W, 4)
Name (ISTP, 0) /* TouchScreen */
Name (_CRS, ResourceTemplate()
{
I2cSerialBus (
0x4a, // SlaveAddress
ControllerInitiated, // SlaveMode
400000, // ConnectionSpeed
AddressingMode7Bit, // AddressingMode
"\\_SB.PCI0.I2C1", // ResourceSource
)
// GPIO54 (ball L3) is PIRQW: PIRQL_GSI + PIRQL - PIRQW = PIRQW_GSI
// 27 + 3 - 14 = 38
Interrupt (ResourceConsumer, Edge, ActiveLow) { 38 }
})
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.GPIO.GWAK (Local0)
}
}
Method (_STA)
{
If (LEqual (\S2EN, 1)) {
Return (0xF)
} Else {
Return (0x0)
}
}
}
Device (ALSI)
{
/*
* TODO(dlaurie): Need official HID.
*
* The current HID is created from the Intersil PNP
* Vendor ID "LSD" and a shortened device identifier.
*/
Name (_HID, EisaId ("LSD2918"))
Name (_DDN, "Intersil 29018 Ambient Light Sensor")
Name (_UID, 6)
Name (_CRS, ResourceTemplate()
{
I2cSerialBus (
0x44, // SlaveAddress
ControllerInitiated, // SlaveMode
400000, // ConnectionSpeed
AddressingMode7Bit, // AddressingMode
"\\_SB.I2C1", // ResourceSource
)
// On Jecht/Peppy board, IRQ is hooked to GPIO 51.
// Based on table 5-36, this is PIRQT. Then based on
// table 5-12, this is IRQ #35.
Interrupt (ResourceConsumer, Edge, ActiveLow)
{
35
}
})
Method (_STA)
{
If (LEqual (\S2EN, 1)) {
Return (0xF)
} Else {
Return (0x0)
}
}
}
}

72
src/mainboard/google/jecht/acpi/platform.asl Normal file
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/*
* This file is part of the coreboot project.
*
* Copyright (C) 2007-2009 coresystems GmbH
* Copyright (C) 2014 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)
{
Return(Package(){0,0})
}

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src/mainboard/google/jecht/acpi/superio.asl Normal file
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@ -0,0 +1,29 @@
/*
* This file is part of the coreboot project.
*
* Copyright (C) 2014 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/jecht/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>

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src/mainboard/google/jecht/acpi/thermal.asl Normal file
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@ -0,0 +1,123 @@
/*
* This file is part of the coreboot project.
*
* Copyright (C) 2014 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 (TCHK, 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)
}
Method (_TMP, 0, Serialized)
{
// Get temperature from EC in deci-kelvin
Store (TCHK (), Local0)
// Critical temperature in deci-kelvin
Store (CTOK (\TCRT), Local1)
If (LGreaterEqual (Local0, Local1)) {
Store ("CRITICAL TEMPERATURE", Debug)
Store (Local0, Debug)
// Wait 1 second for EC to re-poll
Sleep (1000)
// Re-read temperature from EC
Store (TCHK (), Local0)
Store ("RE-READ TEMPERATURE", Debug)
Store (Local0, Debug)
}
Return (Local0)
}
}
}

43
src/mainboard/google/jecht/acpi/video.asl Normal file
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/*
* This file is part of the coreboot project.
*
* Copyright (C) 2007-2009 coresystems GmbH
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; version 2 of the License.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 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)
}

218
src/mainboard/google/jecht/acpi_tables.c Normal file
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/*
* This file is part of the coreboot project.
*
* Copyright (C) 2014 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 <soc/acpi.h>
#include <soc/nvs.h>
#include "thermal.h"
extern const unsigned char AmlCode[];
static void acpi_create_gnvs(global_nvs_t *gnvs)
{
acpi_init_gnvs(gnvs);
/* Enable USB ports in S3 */
gnvs->s3u0 = 1;
/* Disable USB ports in S5 */
gnvs->s5u0 = 0;
gnvs->tmps = TEMPERATURE_SENSOR_ID;
gnvs->tcrt = CRITICAL_TEMPERATURE;
gnvs->tpsv = PASSIVE_TEMPERATURE;
gnvs->tmax = MAX_TEMPERATURE;
}
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);
return acpi_madt_irq_overrides(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)
{
return current;
}
unsigned long acpi_fill_srat(unsigned long current)
{
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;
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);
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, "current = %lx\n", current);
printk(BIOS_INFO, "ACPI: done.\n");
return current;
}

105
src/mainboard/google/jecht/chromeos.c Normal file
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/*
* This file is part of the coreboot project.
*
* Copyright (C) 2014 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 <arch/io.h>
#include <device/device.h>
#include <device/pci.h>
#include <console/console.h>
#include <vendorcode/google/chromeos/chromeos.h>
#include <ec/google/chromeec/ec.h>
#include <soc/gpio.h>
#include "ec.h"
/* SPI Write protect is GPIO 16 */
#define CROS_WP_GPIO 58
#ifndef __PRE_RAM__
#include <boot/coreboot_tables.h>
#define GPIO_COUNT 6
static int get_lid_switch(void)
{
u8 ec_switches = inb(EC_LPC_ADDR_MEMMAP + EC_MEMMAP_SWITCHES);
return !!(ec_switches & EC_SWITCH_LID_OPEN);
}
static void fill_lb_gpio(struct lb_gpio *gpio, int num,
int polarity, const char *name, int force)
{
memset(gpio, 0, sizeof(*gpio));
gpio->port = num;
gpio->polarity = polarity;
if (force >= 0)
gpio->value = force;
else if (num >= 0)
gpio->value = get_gpio(num);
strncpy((char *)gpio->name, name, GPIO_MAX_NAME_LENGTH);
}
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", oprom_is_loaded);
}
#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)
{
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));
}
int get_write_protect_state(void)
{
return get_gpio(CROS_WP_GPIO);
}

139
src/mainboard/google/jecht/cmos.layout Normal file
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##
## 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

108
src/mainboard/google/jecht/devicetree.cb Normal file
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chip soc/intel/broadwell
# Enable eDP Hotplug with 6ms pulse
register "gpu_dp_d_hotplug" = "0x06"
# Disable DisplayPort C Hotplug
register "gpu_dp_c_hotplug" = "0x00"
# Enable HDMI 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" = "5" # 400ms
register "gpu_panel_power_up_delay" = "400" # 40ms
register "gpu_panel_power_down_delay" = "150" # 15ms
register "gpu_panel_power_backlight_on_delay" = "2100" # 210ms
register "gpu_panel_power_backlight_off_delay" = "2100" # 210ms
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 "sata_port_map" = "0x1"
register "sio_acpi_mode" = "1"
# DTLE DATA / EDGE values
register "sata_port0_gen3_dtle" = "0x5"
register "sata_port1_gen3_dtle" = "0x5"
# Force enable ASPM for PCIe Port1
register "pcie_port_force_aspm" = "0x01"
# Disable PCIe CLKOUT 2-5 and CLKOUT_XDP
register "icc_clock_disable" = "0x013c0000"
register "s0ix_enable" = "1"
device cpu_cluster 0 on
device lapic 0 on 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
device pci 13.0 off 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 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 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 drivers/pc80/tpm
# Rising edge interrupt
register "irq_polarity" = "2"
device pnp 0c31.0 on
irq 0x70 = 10
end
end
chip ec/google/chromeec
device pnp 0c09.0 on end
end
end # LPC bridge
device pci 1f.2 on end # SATA Controller
device pci 1f.3 off end # SMBus
device pci 1f.6 on end # Thermal
end
end

62
src/mainboard/google/jecht/dsdt.asl Normal file
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/*
* This file is part of the coreboot project.
*
* Copyright (C) 2007-2009 coresystems GmbH
* Copyright (C) 2014 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
*/
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"
// global NVS and variables
#include <soc/intel/broadwell/acpi/globalnvs.asl>
// General Purpose Events
//#include "acpi/gpe.asl"
// CPU
#include <soc/intel/broadwell/acpi/cpu.asl>
Scope (\_SB) {
Device (PCI0)
{
#include <soc/intel/broadwell/acpi/systemagent.asl>
#include <soc/intel/broadwell/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 <soc/intel/broadwell/acpi/sleepstates.asl>
// Mainboard specific
#include "acpi/mainboard.asl"
}

53
src/mainboard/google/jecht/ec.c Normal file
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/*
* This file is part of the coreboot project.
*
* Copyright (C) 2014 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 <vendorcode/google/chromeos/chromeos.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_slp_type == 3) {
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);
}

65
src/mainboard/google/jecht/ec.h Normal file
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/*
* This file is part of the coreboot project.
*
* Copyright (C) 2014 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_BATTERY_STATUS) |\
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

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/*
* This file is part of the coreboot project.
*
* Copyright (C) 2007-2009 coresystems GmbH
* Copyright (C) 2014 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 <soc/acpi.h>
void acpi_create_fadt(acpi_fadt_t *fadt, acpi_facs_t *facs, void *dsdt)
{
acpi_header_t *header = &(fadt->header);
memset((void *) fadt, 0, sizeof(acpi_fadt_t));
memcpy(header->signature, "FACP", 4);
header->length = sizeof(acpi_fadt_t);
header->revision = 5;
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->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;
acpi_fill_in_fadt(fadt);
header->checksum =
acpi_checksum((void *) fadt, header->length);
}

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/*
* This file is part of the coreboot project.
*
* Copyright (C) 2014 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 JECHT_GPIO_H
#define JECHT_GPIO_H
#include <soc/gpio.h>
static const struct gpio_config mainboard_gpio_config[] = {
PCH_GPIO_UNUSED, /* 0: UNUSED */
PCH_GPIO_UNUSED, /* 1: UNUSED */
PCH_GPIO_UNUSED, /* 2: UNUSED */
PCH_GPIO_UNUSED, /* 3: UNUSED */
PCH_GPIO_NATIVE, /* 4: NATIVE: I2C0_SDA_GPIO4 */
PCH_GPIO_NATIVE, /* 5: NATIVE: I2C0_SCL_GPIO5 */
PCH_GPIO_NATIVE, /* 6: NATIVE: I2C1_SDA_GPIO6 */
PCH_GPIO_NATIVE, /* 7: NATIVE: I2C1_SCL_GPIO7 */
PCH_GPIO_ACPI_SCI, /* 8: LTE_WAKE_L_Q */
PCH_GPIO_INPUT, /* 9: RAM_ID1 */
PCH_GPIO_ACPI_SCI, /* 10: WLAN_WAKE_L_Q */
PCH_GPIO_UNUSED, /* 11: UNUSED */
PCH_GPIO_INPUT_INVERT, /* 12: TRACKPAD_INT_L (WAKE) */
PCH_GPIO_INPUT, /* 13: RAM_ID0 */
PCH_GPIO_INPUT, /* 14: EC_IN_RW */
PCH_GPIO_UNUSED, /* 15: UNUSED (STRAP) */
PCH_GPIO_UNUSED, /* 16: UNUSED */
PCH_GPIO_UNUSED, /* 17: UNUSED */
PCH_GPIO_NATIVE, /* 18: PCIE_CLKREQ_WLAN# */
PCH_GPIO_UNUSED, /* 19: UNUSED */
PCH_GPIO_UNUSED, /* 20: UNUSED */
PCH_GPIO_UNUSED, /* 21: UNUSED */
PCH_GPIO_UNUSED, /* 22: UNUSED */
PCH_GPIO_UNUSED, /* 23: UNUSED */
PCH_GPIO_UNUSED, /* 24: UNUSED */
PCH_GPIO_INPUT_INVERT, /* 25: TOUCH_INT_L (WAKE) */
PCH_GPIO_UNUSED, /* 26: UNUSED */
PCH_GPIO_UNUSED, /* 27: UNUSED */
PCH_GPIO_UNUSED, /* 28: UNUSED */
PCH_GPIO_UNUSED, /* 29: UNUSED */
PCH_GPIO_NATIVE, /* 30: NATIVE: PCH_SUSWARN_L */
PCH_GPIO_NATIVE, /* 31: NATIVE: ACPRESENT */
PCH_GPIO_NATIVE, /* 32: NATIVE: LPC_CLKRUN_L */
PCH_GPIO_NATIVE, /* 33: NATIVE: DEVSLP0 */
PCH_GPIO_ACPI_SMI, /* 34: EC_SMI_L */
PCH_GPIO_ACPI_SMI, /* 35: PCH_NMI_DBG_L (route in NMI_EN) */
PCH_GPIO_ACPI_SCI, /* 36: EC_SCI_L */
PCH_GPIO_UNUSED, /* 37: UNUSED */
PCH_GPIO_UNUSED, /* 38: UNUSED */
PCH_GPIO_UNUSED, /* 39: UNUSED */
PCH_GPIO_NATIVE, /* 40: NATIVE: USB_OC0# */
PCH_GPIO_UNUSED, /* 41: UNUSED */
PCH_GPIO_NATIVE, /* 42: NATIVE: USB_OC2# */
PCH_GPIO_UNUSED, /* 43: UNUSED */
PCH_GPIO_OUT_HIGH, /* 44: PP3300_SSD_EN */
PCH_GPIO_OUT_HIGH, /* 45: PP3300_CODEC_EN */
PCH_GPIO_OUT_HIGH, /* 46: WLAN_DISABLE_L */
PCH_GPIO_INPUT, /* 47: RAM_ID2 */
PCH_GPIO_UNUSED, /* 48: UNUSED */
PCH_GPIO_UNUSED, /* 49: UNUSED */
PCH_GPIO_UNUSED, /* 50: UNUSED */
PCH_GPIO_INPUT, /* 51: ALS_INT_L */
PCH_GPIO_INPUT, /* 52: SIM_DET */
PCH_GPIO_PIRQ, /* 53: TRACKPAD_INT_DX */
PCH_GPIO_PIRQ, /* 54: TOUCH_INT_L_DX */
PCH_GPIO_UNUSED, /* 55: UNUSED */
PCH_GPIO_UNUSED, /* 56: UNUSED */
PCH_GPIO_OUT_HIGH, /* 57: PP3300_CCD_EN */
PCH_GPIO_INPUT, /* 58: PCH_SPI_WP_D */
PCH_GPIO_OUT_HIGH, /* 59: LTE_DISABLE_L */
PCH_GPIO_NATIVE, /* 60: NATIVE: SML0ALERT */
PCH_GPIO_UNUSED, /* 61: UNUSED */
PCH_GPIO_UNUSED, /* 62: UNUSED */
PCH_GPIO_NATIVE, /* 63: NATIVE: PCH_SLP_S5_L */
PCH_GPIO_UNUSED, /* 64: UNUSED */
PCH_GPIO_UNUSED, /* 65: UNUSED */
PCH_GPIO_UNUSED, /* 66: UNUSED (STRAP) */
PCH_GPIO_UNUSED, /* 67: UNUSED */
PCH_GPIO_UNUSED, /* 68: UNUSED */
PCH_GPIO_UNUSED, /* 69: UNUSED */
PCH_GPIO_UNUSED, /* 70: UNUSED */
PCH_GPIO_NATIVE, /* 71: NATIVE: MODPHY_EN */
PCH_GPIO_NATIVE, /* 72: NATIVE: PCH_BATLOW# */
PCH_GPIO_NATIVE, /* 73: NATIVE: SMB1ALERT# */
PCH_GPIO_NATIVE, /* 74: NATIVE: SMB_ME1_DAT */
PCH_GPIO_NATIVE, /* 75: NATIVE: SMB_ME1_CLK */
PCH_GPIO_UNUSED, /* 76: UNUSED */
PCH_GPIO_UNUSED, /* 77: UNUSED */
PCH_GPIO_UNUSED, /* 78: UNUSED */
PCH_GPIO_UNUSED, /* 79: UNUSED */
PCH_GPIO_UNUSED, /* 80: UNUSED */
PCH_GPIO_NATIVE, /* 81: NATIVE: SPKR */
PCH_GPIO_NATIVE, /* 82: NATIVE: EC_RCIN_L */
PCH_GPIO_UNUSED, /* 83: UNUSED */
PCH_GPIO_UNUSED, /* 84: UNUSED */
PCH_GPIO_UNUSED, /* 85: UNUSED */
PCH_GPIO_UNUSED, /* 86: UNUSED (STRAP) */
PCH_GPIO_UNUSED, /* 87: UNUSED */
PCH_GPIO_UNUSED, /* 88: UNUSED */
PCH_GPIO_UNUSED, /* 89: UNUSED */
PCH_GPIO_UNUSED, /* 90: UNUSED */
PCH_GPIO_UNUSED, /* 91: UNUSED */
PCH_GPIO_UNUSED, /* 92: UNUSED */
PCH_GPIO_UNUSED, /* 93: UNUSED */
PCH_GPIO_UNUSED, /* 94: UNUSED */
PCH_GPIO_END
};
#endif

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/*
* This file is part of the coreboot project.
*
* Copyright (C) 2014 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
*/
static const u32 mainboard_cim_verb_data[] = {
/* coreboot specific header */
0x10ec0283, // Codec Vendor / Device ID: Realtek ALC283
0x10ec0283, // Subsystem ID
0x0000000d, // Number of jacks (NID entries)
0x0017ff00, // Function Reset
0x0017ff00, // Double Function Reset
0x000F0000, // Pad - get vendor id
0x000F0002, // Pad - get revision id
/* Bits 31:28 - Codec Address */
/* Bits 27:20 - NID */
/* Bits 19:8 - Verb ID */
/* Bits 7:0 - Payload */
/* NID 0x01, HDA Codec Subsystem ID Verb Table: 0x10ec0283 */
0x00172083,
0x00172102,
0x001722ec,
0x00172310,
/* Pin Widget Verb Table */
/* Pin Complex (NID 0x12) DMIC - Disabled */
0x01271cf0, //
0x01271d11, //
0x01271e11, //
0x01271f41, //
/* Pin Complex (NID 0x14) SPKR-OUT - Internal Speakers */
0x01471c10, // group 1, cap 0
0x01471d01, // no connector, no jack detect
0x01471e17, // speaker out, analog
0x01471f90, // fixed function, internal, Location N/A
/* Pin Complex (NID 0x17) MONO Out - Disabled */
0x01771cf0, //
0x01771d11, //
0x01771e11, //
0x01771f41, //
/* Pin Complex (NID 0x18) Disabled */
0x01871cf0, //
0x01871d11, //
0x01871e11, //
0x01871f41, //
/* Pin Complex (NID 0x19) MIC2 - 3.5mm Jack */
0x01971c20, // group2, cap 0
0x01971d10, // black, jack detect
0x01971ea1, // Mic in, 3.5mm Jack
0x01971f03, // connector, External left panel
/* Pin Complex (NID 0x1A) LINE1 - Internal Mic */
0x01a71c11, // group 1, cap 1
0x01a71d01, // no connector, no jack detect
0x01a71ea7, // mic in, analog connection
0x01a71f90, // Fixed function, internal, Location N/A
/* Pin Complex (NID 0x1B) LINE2 - Disabled */
0x01b71cf0, //
0x01b71d11, //
0x01b71e11, //
0x01b71f41, //
/* Pin Complex (NID 0x1D) PCBeep */
0x01d71c2d, // eapd low on ex-amp, laptop, custom enable
0x01d71d81, // mute spkr on hpout
0x01d71e15, // pcbeep en able, checksum
0x01d71f40, // no physical, Internal, Location N/A
/* Pin Complex (NID 0x1E) SPDIF-OUT - Disabled*/
0x01e71cf0, //
0x01e71d11, //
0x01e71e11, //
0x01e71f41, //
/* Pin Complex (NID 0x21) HP-OUT - 3.5mm Jack*/
0x02171c21, // group2, cap 1
0x02171d10, // black, jack detect
0x02171e21, // HPOut, 3.5mm Jack
0x02171f03, // connector, left panel
/* Undocumented settings from Realtek (needed for beep_gen) */
/* Widget node 0x20 */
0x02050010,
0x02040c20,
0x0205001b,
0x0204081b,
};
static const u32 mainboard_pc_beep_verbs[] = {
0x00170500, /* power up everything (codec, dac, adc, mixers) */
0x01470740, /* enable speaker out */
0x01470c02, /* set speaker EAPD pin */
0x0143b01f, /* unmute speaker */
0x00c37100, /* unmute mixer nid 0xc input 1 */
0x00b37410, /* unmute mixer nid 0xb beep input and set volume */
};
static const u32 mainboard_pc_beep_verbs_size =
sizeof(mainboard_pc_beep_verbs) / sizeof(mainboard_pc_beep_verbs[0]);

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/*
* This file is part of the coreboot project.
*
* Copyright (C) 2007-2009 coresystems GmbH
* Copyright (C) 2014 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_PCI_ROM_RUN || 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 "hda_verb.h"
#include "ec.h"
#include "onboard.h"
#if CONFIG_PCI_ROM_RUN || 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 0x5f35:
/*
* Boot Display Device Hook:
* bit 0 = CRT
* bit 1 = RESERVED
* bit 2 = EFP
* bit 3 = LFP
* bit 4 = RESERVED
* bit 5 = EFP3
* bit 6 = EFP2
* bit 7 = RESERVED
*/
X86_AX = 0x005f;
X86_CX = 0x0008;
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
/* Audio Setup */
extern const u32 *cim_verb_data;
extern u32 cim_verb_data_size;
extern const u32 *pc_beep_verbs;
extern u32 pc_beep_verbs_size;
static void verb_setup(void)
{
cim_verb_data = mainboard_cim_verb_data;
cim_verb_data_size = sizeof(mainboard_cim_verb_data);
pc_beep_verbs = mainboard_pc_beep_verbs;
pc_beep_verbs_size = mainboard_pc_beep_verbs_size;
}
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_LIGHTSENSOR_NAME, /* name */
BOARD_LIGHTSENSOR_IRQ, /* instance */
BOARD_LIGHTSENSOR_I2C_BUS, /* segment */
BOARD_LIGHTSENSOR_I2C_ADDR, /* bus */
0, /* device */
0); /* function */
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_PCI_ROM_RUN || CONFIG_VGA_ROM_RUN
/* Install custom int15 handler for VGA OPROM */
mainboard_interrupt_handlers(0x15, &int15_handler);
#endif
verb_setup();
}
struct chip_operations mainboard_ops = {
.enable_dev = mainboard_enable,
};

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/*
* This file is part of the coreboot project.
*
* Copyright (C) 2014 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_LIGHTSENSOR_NAME "lightsensor"
#define BOARD_LIGHTSENSOR_IRQ 51 /* PIRQT */
#define BOARD_LIGHTSENSOR_I2C_BUS 2 /* I2C1 */
#define BOARD_LIGHTSENSOR_I2C_ADDR 0x44
#define BOARD_TRACKPAD_NAME "trackpad"
#define BOARD_TRACKPAD_IRQ 37 /* PIRQV */
#define BOARD_TRACKPAD_WAKE_GPIO 12 /* GPIO12 */
#define BOARD_TRACKPAD_I2C_BUS 1 /* I2C0 */
#define BOARD_TRACKPAD_I2C_ADDR 0x67
#define BOARD_TOUCHSCREEN_NAME "touchscreen"
#define BOARD_TOUCHSCREEN_IRQ 38 /* PIRQW */
#define BOARD_TOUCHSCREEN_WAKE_GPIO 25 /* GPIO25 */
#define BOARD_TOUCHSCREEN_I2C_BUS 2 /* I2C1 */
#define BOARD_TOUCHSCREEN_I2C_ADDR 0x4a
#endif

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/*
* This file is part of the coreboot project.
*
* Copyright (C) 2014 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 <string.h>
#include <soc/gpio.h>
#include <soc/pei_data.h>
#include <soc/pei_wrapper.h>
void mainboard_fill_pei_data(struct pei_data *pei_data)
{
pei_data->ec_present = 1;
/* One installed DIMM per channel -- can be changed by SPD init */
pei_data->dimm_channel0_disabled = 2;
pei_data->dimm_channel1_disabled = 2;
/* P0: LTE */
pei_data_usb2_port(pei_data, 0, 0x0150, 1, USB_OC_PIN_SKIP,
USB_PORT_MINI_PCIE);
/* P1: POrt A, CN10 */
pei_data_usb2_port(pei_data, 1, 0x0040, 1, 0,
USB_PORT_BACK_PANEL);
/* P2: CCD */
pei_data_usb2_port(pei_data, 2, 0x0080, 1, USB_OC_PIN_SKIP,
USB_PORT_INTERNAL);
/* P3: BT */
pei_data_usb2_port(pei_data, 3, 0x0040, 1, USB_OC_PIN_SKIP,
USB_PORT_MINI_PCIE);
/* P4: Port B, CN6 */
pei_data_usb2_port(pei_data, 4, 0x0040, 1, 2,
USB_PORT_BACK_PANEL);
/* P5: EMPTY */
pei_data_usb2_port(pei_data, 5, 0x0000, 0, USB_OC_PIN_SKIP,
USB_PORT_SKIP);
/* P6: SD Card */
pei_data_usb2_port(pei_data, 6, 0x0150, 1, USB_OC_PIN_SKIP,
USB_PORT_FLEX);
/* P7: EMPTY */
pei_data_usb2_port(pei_data, 7, 0x0000, 0, USB_OC_PIN_SKIP,
USB_PORT_SKIP);
/* P1: Port A, CN6 */
pei_data_usb3_port(pei_data, 0, 1, 0, 0);
/* P2: EMPTY */
pei_data_usb3_port(pei_data, 1, 0, USB_OC_PIN_SKIP, 0);
/* P3: EMPTY */
pei_data_usb3_port(pei_data, 2, 0, USB_OC_PIN_SKIP, 0);
/* P4: EMPTY */
pei_data_usb3_port(pei_data, 3, 0, USB_OC_PIN_SKIP, 0);
}

52
src/mainboard/google/jecht/romstage.c Normal file
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/*
* This file is part of the coreboot project.
*
* Copyright (C) 2007-2010 coresystems GmbH
* Copyright (C) 2014 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 <cbfs.h>
#include <console/console.h>
#include <string.h>
#include <ec/google/chromeec/ec.h>
#include <soc/gpio.h>
#include <soc/pei_data.h>
#include <soc/pei_wrapper.h>
#include <soc/romstage.h>
#include <mainboard/google/jecht/spd/spd.h>
#include "gpio.h"
void mainboard_romstage_entry(struct romstage_params *rp)
{
struct pei_data pei_data;
post_code(0x32);
/* Ensure the EC is in the right mode for recovery */
google_chromeec_early_init();
/* Initialize GPIOs */
init_gpios(mainboard_gpio_config);
/* Fill out PEI DATA */
memset(&pei_data, 0, sizeof(pei_data));
mainboard_fill_pei_data(&pei_data);
mainboard_fill_spd_data(&pei_data);
rp->pei_data = &pei_data;
/* Call into the real romstage main with this board's attributes. */
romstage_common(rp);
}

158
src/mainboard/google/jecht/smihandler.c Normal file
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/*
* This file is part of the coreboot project.
*
* Copyright (C) 2008-2009 coresystems GmbH
* Copyright 2014 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 <soc/pm.h>
#include <soc/smm.h>
#include <elog.h>
#include <ec/google/chromeec/ec.h>
#include <soc/gpio.h>
#include <soc/iomap.h>
#include <soc/nvs.h>
#include <soc/pm.h>
#include <soc/smm.h>
#include "ec.h"
/* Codec enable: GPIO45 */
#define GPIO_PP3300_CODEC_EN 45
/* WLAN / BT enable: GPIO46 */
#define GPIO_WLAN_DISABLE_L 46
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(ACPI_BASE_ADDRESS + PM1_CNT);
pm1_cnt |= (0xf << 10);
outl(pm1_cnt, ACPI_BASE_ADDRESS + 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)
;
}
}
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);
google_chromeec_set_usb_charge_mode(
1, USB_CHARGE_MODE_DISABLED);
}
set_gpio(GPIO_PP3300_CODEC_EN, 0);
set_gpio(GPIO_WLAN_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);
google_chromeec_set_usb_charge_mode(
1, USB_CHARGE_MODE_DISABLED);
}
set_gpio(GPIO_PP3300_CODEC_EN, 0);
set_gpio(GPIO_WLAN_DISABLE_L, 0);
/* Enable wake events */
google_chromeec_set_wake_mask(MAINBOARD_EC_S5_WAKE_EVENTS);
break;
}
/* 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)
;
}
int mainboard_smi_apmc(u8 apmc)
{
switch (apmc) {
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;
}

17
src/mainboard/google/jecht/spd/Elpida_EDJ4216EFBG.spd.hex Normal file
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@ -0,0 +1,17 @@
# Elpida EDJ4216EFBG-GN-F
92 12 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 81
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 02 FE 00 00 00 00 00 00 00 A1 CE
45 44 4A 34 32 31 36 45 46 42 47 2D 47 4E 2D 46
00 00 00 00 02 FE 00 00 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

17
src/mainboard/google/jecht/spd/Hynix_HMT425S6AFR6A.spd.hex Normal file
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# Hynix HMT425S6AFR6A-PBA
92 12 0B 03 04 19 02 02 03 52 01 08 0A 00 FE 00
69 78 69 3C 69 11 18 81 20 08 3C 3C 01 40 83 01
00 00 00 00 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 62 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 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 AD 01 00 00 00 00 00 00 FF AB
48 4D 54 34 32 35 53 36 41 46 52 36 41 2D 50 42
20 20 4E 30 80 AD 00 00 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

54
src/mainboard/google/jecht/spd/Makefile.inc Normal file
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##
## This file is part of the coreboot project.
##
## Copyright (C) 2014 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
##
romstage-y += spd.c
SPD_BIN = $(obj)/spd.bin
# { GPIO47, GPIO9, GPIO13 }
SPD_SOURCES = Micron_4KTF25664HZ # 0b0000
SPD_SOURCES += Hynix_HMT425S6AFR6A # 0b0001
SPD_SOURCES += Elpida_EDJ4216EFBG # 0b0010
SPD_SOURCES += Micron_4KTF25664HZ # 0b0011
SPD_SOURCES += Micron_4KTF25664HZ # 0b0100
SPD_SOURCES += Hynix_HMT425S6AFR6A # 0b0101
SPD_SOURCES += Elpida_EDJ4216EFBG # 0b0110
SPD_SOURCES += empty # 0b0111
SPD_SOURCES += empty # 0b1000
SPD_SOURCES += empty # 0b1001
SPD_SOURCES += empty # 0b1010
SPD_SOURCES += empty # 0b1011
SPD_SOURCES += empty # 0b1100
SPD_SOURCES += empty # 0b1101
SPD_SOURCES += empty # 0b1110
SPD_SOURCES += empty # 0b1111
SPD_DEPS := $(foreach f, $(SPD_SOURCES), src/mainboard/$(MAINBOARDDIR)/spd/$(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

17
src/mainboard/google/jecht/spd/Micron_4KTF25664HZ.spd.hex Normal file
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# Micron 4KTF25664HZ-1G6E1
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/jecht/spd/empty.spd.hex Normal file
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@ -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

141
src/mainboard/google/jecht/spd/spd.c Normal file
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/*
* This file is part of the coreboot project.
*
* Copyright (C) 2014 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/byteorder.h>
#include <cbfs.h>
#include <console/console.h>
#include <string.h>
#include <soc/gpio.h>
#include <soc/pei_data.h>
#include <soc/romstage.h>
#include <ec/google/chromeec/ec.h>
#include <mainboard/google/jecht/ec.h>
#include <mainboard/google/jecht/gpio.h>
#include <mainboard/google/jecht/spd/spd.h>
static void mainboard_print_spd_info(uint8_t spd[])
{
const int spd_banks[8] = { 8, 16, 32, 64, -1, -1, -1, -1 };
const int spd_capmb[8] = { 1, 2, 4, 8, 16, 32, 64, 0 };
const int spd_rows[8] = { 12, 13, 14, 15, 16, -1, -1, -1 };
const int spd_cols[8] = { 9, 10, 11, 12, -1, -1, -1, -1 };
const int spd_ranks[8] = { 1, 2, 3, 4, -1, -1, -1, -1 };
const int spd_devw[8] = { 4, 8, 16, 32, -1, -1, -1, -1 };
const int spd_busw[8] = { 8, 16, 32, 64, -1, -1, -1, -1 };
char spd_name[SPD_PART_LEN+1] = { 0 };
int banks = spd_banks[(spd[SPD_DENSITY_BANKS] >> 4) & 7];
int capmb = spd_capmb[spd[SPD_DENSITY_BANKS] & 7] * 256;
int rows = spd_rows[(spd[SPD_ADDRESSING] >> 3) & 7];
int cols = spd_cols[spd[SPD_ADDRESSING] & 7];
int ranks = spd_ranks[(spd[SPD_ORGANIZATION] >> 3) & 7];
int devw = spd_devw[spd[SPD_ORGANIZATION] & 7];
int busw = spd_busw[spd[SPD_BUS_DEV_WIDTH] & 7];
/* Module type */
printk(BIOS_INFO, "SPD: module type is ");
switch (spd[SPD_DRAM_TYPE]) {
case SPD_DRAM_DDR3:
printk(BIOS_INFO, "DDR3\n");
break;
case SPD_DRAM_LPDDR3:
printk(BIOS_INFO, "LPDDR3\n");
break;
default:
printk(BIOS_INFO, "Unknown (%02x)\n", spd[SPD_DRAM_TYPE]);
break;
}
/* Module Part Number */
memcpy(spd_name, &spd[SPD_PART_OFF], SPD_PART_LEN);
spd_name[SPD_PART_LEN] = 0;
printk(BIOS_INFO, "SPD: module part is %s\n", spd_name);
printk(BIOS_INFO, "SPD: banks %d, ranks %d, rows %d, columns %d, "
, banks, ranks, rows, cols);
printk(BIOS_INFO, "density %d Mb\n", capmb);
printk(BIOS_INFO, "SPD: device width %d bits, bus width %d bits\n",
devw, busw);
if (capmb > 0 && busw > 0 && devw > 0 && ranks > 0) {
/* SIZE = DENSITY / 8 * BUS_WIDTH / SDRAM_WIDTH * RANKS */
printk(BIOS_INFO, "SPD: module size is %u MB (per channel)\n",
capmb / 8 * busw / devw * ranks);
}
}
/* Copy SPD data for on-board memory */
void mainboard_fill_spd_data(struct pei_data *pei_data)
{
int spd_bits[3] = {
SPD_GPIO_BIT0,
SPD_GPIO_BIT1,
SPD_GPIO_BIT2
};
int spd_gpio[3];
int spd_index;
int spd_file_len;
struct cbfs_file *spd_file;
spd_gpio[0] = get_gpio(SPD_GPIO_BIT0);
spd_gpio[1] = get_gpio(SPD_GPIO_BIT1);
spd_gpio[2] = get_gpio(SPD_GPIO_BIT2);
spd_index = spd_gpio[2] << 2 | spd_gpio[1] << 1 | spd_gpio[0];
printk(BIOS_DEBUG, "SPD: index %d (GPIO%d=%d GPIO%d=%d GPIO%d=%d)\n",
spd_index,
spd_bits[2], spd_gpio[2],
spd_bits[1], spd_gpio[1],
spd_bits[0], spd_gpio[0]);
spd_file = cbfs_get_file(CBFS_DEFAULT_MEDIA, "spd.bin");
if (!spd_file)
die("SPD data not found.");
spd_file_len = ntohl(spd_file->len);
if (spd_index > 3)
pei_data->dimm_channel1_disabled = 3;
if (spd_file_len < ((spd_index + 1) * SPD_LEN)) {
printk(BIOS_ERR, "SPD index override to 0 - old hardware?\n");
spd_index = 0;
}
if (spd_file_len < SPD_LEN)
die("Missing SPD data.");
spd_index *= SPD_LEN;
memcpy(pei_data->spd_data[0][0],
((char *)CBFS_SUBHEADER(spd_file)) + spd_index, SPD_LEN);
/* Index 0-2 are 4GB config with both CH0 and CH1.
* Index 4-6 are 2GB config with CH0 only. */
if (spd_index > 3)
pei_data->dimm_channel1_disabled = 3;
else
memcpy(pei_data->spd_data[1][0],
((char *)CBFS_SUBHEADER(spd_file)) + spd_index, SPD_LEN);
/* Make sure a valid SPD was found */
if (pei_data->spd_data[0][0][0] == 0)
die("Invalid SPD data.");
mainboard_print_spd_info(pei_data->spd_data[0][0]);
}

43
src/mainboard/google/jecht/spd/spd.h Normal file
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@ -0,0 +1,43 @@
/*
* This file is part of the coreboot project.
*
* Copyright (C) 2014 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_SPD_H
#define MAINBOARD_SPD_H
#define SPD_LEN 256
#define SPD_DRAM_TYPE 2
#define SPD_DRAM_DDR3 0x0b
#define SPD_DRAM_LPDDR3 0xf1
#define SPD_DENSITY_BANKS 4
#define SPD_ADDRESSING 5
#define SPD_ORGANIZATION 7
#define SPD_BUS_DEV_WIDTH 8
#define SPD_PART_OFF 128
#define SPD_PART_LEN 18
/* Jecht board memory configuration GPIOs */
#define SPD_GPIO_BIT0 13
#define SPD_GPIO_BIT1 9
#define SPD_GPIO_BIT2 47
struct pei_data;
void mainboard_fill_spd_data(struct pei_data *pei_data);
#endif

34
src/mainboard/google/jecht/thermal.h Normal file
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@ -0,0 +1,34 @@
/*
* This file is part of the coreboot project.
*
* Copyright (C) 2014 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
#define TEMPERATURE_SENSOR_ID 0 /* PECI */
/* Temperature which OS will shutdown at */
#define CRITICAL_TEMPERATURE 104
/* Temperature which OS will throttle CPU */
#define PASSIVE_TEMPERATURE 95
/* Tj_max value for calculating PECI CPU temperature */
#define MAX_TEMPERATURE 105
#endif