| /* |
| * This file is part of the coreboot project. |
| * |
| * Copyright (C) 2012 The Chromium OS Authors. All rights reserved. |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License as published by |
| * the Free Software Foundation; version 2 of the License. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| */ |
| |
| /* |
| * The mainboard must define a PNOT method to handle power |
| * state notifications and Notify CPU device objects to |
| * re-evaluate their _PPC and _CST tables. |
| */ |
| |
| // Mainboard specific throttle handler |
| External (\_TZ.THRT, MethodObj) |
| External (\_SB.DPTF.TEVT, MethodObj) |
| #ifdef DPTF_ENABLE_CHARGER |
| External (\_SB.DPTF.TCHG, DeviceObj) |
| #endif |
| External (\_SB.DPTF.TPET, MethodObj) |
| |
| Device (EC0) |
| { |
| Name (_HID, EISAID ("PNP0C09")) |
| Name (_UID, 1) |
| Name (_GPE, EC_SCI_GPI) |
| Name (TOFS, EC_TEMP_SENSOR_OFFSET) |
| Name (TNCA, EC_TEMP_SENSOR_NOT_CALIBRATED) |
| Name (TNOP, EC_TEMP_SENSOR_NOT_POWERED) |
| Name (TBAD, EC_TEMP_SENSOR_ERROR) |
| Name (TNPR, EC_TEMP_SENSOR_NOT_PRESENT) |
| Name (DWRN, 15) // Battery capacity warning at 15% |
| Name (DLOW, 10) // Battery capacity low at 10% |
| |
| OperationRegion (ERAM, EmbeddedControl, 0x00, EC_ACPI_MEM_MAPPED_BEGIN) |
| Field (ERAM, ByteAcc, Lock, Preserve) |
| { |
| Offset (0x00), |
| RAMV, 8, // EC RAM Version |
| TSTB, 8, // Test Byte |
| TSTC, 8, // Complement of Test Byte |
| KBLV, 8, // Keyboard Backlight value |
| FAND, 8, // Set Fan Duty Cycle |
| PATI, 8, // Programmable Auxiliary Trip Sensor ID |
| PATT, 8, // Programmable Auxiliary Trip Threshold |
| PATC, 8, // Programmable Auxiliary Trip Commit |
| CHGL, 8, // Charger Current Limit |
| TBMD, 1, // Tablet mode |
| // DFUD must be 0 for the other 31 values to be valid |
| Offset (0x0a), |
| DFUD, 1, // Device Features Undefined |
| FLSH, 1, // Flash commands present |
| PFAN, 1, // PWM Fan control present |
| KBLE, 1, // Keyboard Backlight present |
| LTBR, 1, // Lightbar present |
| LEDC, 1, // LED control |
| MTNS, 1, // Motion sensors present |
| KEYB, 1, // EC is keyboard controller |
| PSTR, 1, // Persistent storage |
| P80P, 1, // EC serves I/O Port 80h |
| THRM, 1, // EC supports thermal management |
| SBKL, 1, // Screen backlight switch present |
| WIFI, 1, // WIFI switch present |
| HOST, 1, // EC monitors host events (eg SCI, SMI) |
| GPIO, 1, // EC provides GPIO commands |
| I2CB, 1, // EC provides I2C controller access |
| CHRG, 1, // EC provides commands for charger control |
| BATT, 1, // Simply Battery support |
| SBAT, 1, // Smart Battery support |
| HANG, 1, // EC can detect host hang |
| PMUI, 1, // Power Information |
| DSEC, 1, // another EC exists downstream |
| UPDC, 1, // supports USB Power Delivery |
| UMUX, 1, // supports USB Mux |
| MSFF, 1, // Motion Sense has FIFO |
| TVST, 1, // supports temporary secure vstore |
| TCMV, 1, // USB Type C Muxing is virtual (host assisted) |
| RTCD, 1, // EC provides an RTC device |
| FPRD, 1, // EC provides a fingerprint reader device |
| TPAD, 1, // EC provides a touchpad device |
| RWSG, 1, // EC has RWSIG task enabled |
| DEVE, 1, // EC supports device events |
| // make sure we're within our space envelope |
| Offset (0x0e), |
| Offset (0x12), |
| BTID, 8, // Battery index that host wants to read |
| } |
| |
| #if IS_ENABLED(CONFIG_EC_GOOGLE_CHROMEEC_ACPI_MEMMAP) |
| OperationRegion (EMEM, EmbeddedControl, |
| EC_ACPI_MEM_MAPPED_BEGIN, EC_ACPI_MEM_MAPPED_SIZE) |
| Field (EMEM, ByteAcc, Lock, Preserve) |
| #else |
| OperationRegion (EMEM, SystemIO, EC_LPC_ADDR_MEMMAP, EC_MEMMAP_SIZE) |
| Field (EMEM, ByteAcc, NoLock, Preserve) |
| #endif |
| { |
| #include "emem.asl" |
| } |
| |
| #ifdef EC_ENABLE_LID_SWITCH |
| /* LID Switch */ |
| Device (LID0) |
| { |
| Name (_HID, EisaId ("PNP0C0D")) |
| Method (_LID, 0) |
| { |
| Return (^^LIDS) |
| } |
| |
| #ifdef EC_ENABLE_WAKE_PIN |
| Name (_PRW, Package () { EC_ENABLE_WAKE_PIN, 0x5 }) |
| #endif |
| } |
| #endif |
| |
| Method (TINS, 1, Serialized) |
| { |
| Switch (ToInteger (Arg0)) |
| { |
| Case (0) { Return (TIN0) } |
| Case (1) { Return (TIN1) } |
| Case (2) { Return (TIN2) } |
| Case (3) { Return (TIN3) } |
| Case (4) { Return (TIN4) } |
| Case (5) { Return (TIN5) } |
| Case (6) { Return (TIN6) } |
| Case (7) { Return (TIN7) } |
| Case (8) { Return (TIN8) } |
| Case (9) { Return (TIN9) } |
| Default { Return (TIN0) } |
| } |
| } |
| |
| Method (_CRS, 0, Serialized) |
| { |
| Name (ECMD, ResourceTemplate() |
| { |
| IO (Decode16, |
| EC_LPC_ADDR_ACPI_DATA, |
| EC_LPC_ADDR_ACPI_DATA, |
| 0, 1) |
| IO (Decode16, |
| EC_LPC_ADDR_ACPI_CMD, |
| EC_LPC_ADDR_ACPI_CMD, |
| 0, 1) |
| }) |
| Return (ECMD) |
| } |
| |
| Method (_REG, 2, NotSerialized) |
| { |
| // Initialize AC power state |
| Store (ACEX, \PWRS) |
| |
| // Initialize LID switch state |
| Store (LIDS, \LIDS) |
| } |
| |
| /* Read requested temperature and check against EC error values */ |
| Method (TSRD, 1, Serialized) |
| { |
| Store (\_SB.PCI0.LPCB.EC0.TINS (Arg0), Local0) |
| |
| /* Check for sensor not calibrated */ |
| If (LEqual (Local0, \_SB.PCI0.LPCB.EC0.TNCA)) { |
| Return (Zero) |
| } |
| |
| /* Check for sensor not present */ |
| If (LEqual (Local0, \_SB.PCI0.LPCB.EC0.TNPR)) { |
| Return (Zero) |
| } |
| |
| /* Check for sensor not powered */ |
| If (LEqual (Local0, \_SB.PCI0.LPCB.EC0.TNOP)) { |
| Return (Zero) |
| } |
| |
| /* Check for sensor bad reading */ |
| If (LEqual (Local0, \_SB.PCI0.LPCB.EC0.TBAD)) { |
| Return (Zero) |
| } |
| |
| /* 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) |
| } |
| |
| // Lid Closed Event |
| Method (_Q01, 0, NotSerialized) |
| { |
| Store ("EC: LID CLOSE", Debug) |
| Store (LIDS, \LIDS) |
| #ifdef EC_ENABLE_LID_SWITCH |
| Notify (LID0, 0x80) |
| #endif |
| } |
| |
| // Lid Open Event |
| Method (_Q02, 0, NotSerialized) |
| { |
| Store ("EC: LID OPEN", Debug) |
| Store (LIDS, \LIDS) |
| Notify (CREC, 0x2) |
| #ifdef EC_ENABLE_LID_SWITCH |
| Notify (LID0, 0x80) |
| #endif |
| } |
| |
| // Power Button |
| Method (_Q03, 0, NotSerialized) |
| { |
| Store ("EC: POWER BUTTON", Debug) |
| Notify (\_SB.PWRB, 0x80) |
| } |
| |
| // AC Connected |
| Method (_Q04, 0, NotSerialized) |
| { |
| Store ("EC: AC CONNECTED", Debug) |
| Store (ACEX, \PWRS) |
| Notify (AC, 0x80) |
| #ifdef DPTF_ENABLE_CHARGER |
| If (CondRefOf (\_SB.DPTF.TCHG)) { |
| Notify (\_SB.DPTF.TCHG, 0x80) |
| } |
| #endif |
| \PNOT () |
| } |
| |
| // AC Disconnected |
| Method (_Q05, 0, NotSerialized) |
| { |
| Store ("EC: AC DISCONNECTED", Debug) |
| Store (ACEX, \PWRS) |
| Notify (AC, 0x80) |
| #ifdef DPTF_ENABLE_CHARGER |
| If (CondRefOf (\_SB.DPTF.TCHG)) { |
| Notify (\_SB.DPTF.TCHG, 0x80) |
| } |
| #endif |
| \PNOT () |
| } |
| |
| // Battery Low Event |
| Method (_Q06, 0, NotSerialized) |
| { |
| Store ("EC: BATTERY LOW", Debug) |
| Notify (BAT0, 0x80) |
| } |
| |
| // Battery Critical Event |
| Method (_Q07, 0, NotSerialized) |
| { |
| Store ("EC: BATTERY CRITICAL", Debug) |
| Notify (BAT0, 0x80) |
| } |
| |
| // Battery Info Event |
| Method (_Q08, 0, NotSerialized) |
| { |
| Store ("EC: BATTERY INFO", Debug) |
| Notify (BAT0, 0x81) |
| #ifdef EC_ENABLE_SECOND_BATTERY_DEVICE |
| If (CondRefOf (BAT1)) { |
| Notify (BAT1, 0x81) |
| } |
| #endif |
| } |
| |
| // Thermal Overload Event |
| Method (_Q0A, 0, NotSerialized) |
| { |
| Store ("EC: THERMAL OVERLOAD", Debug) |
| Notify (\_TZ, 0x80) |
| } |
| |
| // Thermal Event |
| Method (_Q0B, 0, NotSerialized) |
| { |
| Store ("EC: THERMAL", Debug) |
| Notify (\_TZ, 0x80) |
| } |
| |
| // USB Charger |
| Method (_Q0C, 0, NotSerialized) |
| { |
| Store ("EC: USB CHARGER", Debug) |
| } |
| |
| // Key Pressed |
| Method (_Q0D, 0, NotSerialized) |
| { |
| Store ("EC: KEY PRESSED", Debug) |
| Notify (CREC, 0x2) |
| } |
| |
| // Thermal Shutdown Imminent |
| Method (_Q10, 0, NotSerialized) |
| { |
| Store ("EC: THERMAL SHUTDOWN", Debug) |
| Notify (\_TZ, 0x80) |
| } |
| |
| // Battery Shutdown Imminent |
| Method (_Q11, 0, NotSerialized) |
| { |
| Store ("EC: BATTERY SHUTDOWN", Debug) |
| Notify (BAT0, 0x80) |
| } |
| |
| // Throttle Start |
| Method (_Q12, 0, NotSerialized) |
| { |
| Store ("EC: THROTTLE START", Debug) |
| If (CondRefOf (\_TZ.THRT)) { |
| \_TZ.THRT (1) |
| } |
| } |
| |
| // Throttle Stop |
| Method (_Q13, 0, NotSerialized) |
| { |
| Store ("EC: THROTTLE STOP", Debug) |
| If (CondRefOf (\_TZ.THRT)) { |
| \_TZ.THRT (0) |
| } |
| } |
| |
| #ifdef EC_ENABLE_PD_MCU_DEVICE |
| // PD event |
| Method (_Q16, 0, NotSerialized) |
| { |
| Store ("EC: GOT PD EVENT", Debug) |
| Notify (ECPD, 0x80) |
| } |
| #endif |
| |
| // Battery Status |
| Method (_Q17, 0, NotSerialized) |
| { |
| Store ("EC: BATTERY STATUS", Debug) |
| Notify (BAT0, 0x80) |
| #ifdef EC_ENABLE_SECOND_BATTERY_DEVICE |
| If (CondRefOf (BAT1)) { |
| Notify (BAT1, 0x80) |
| } |
| #endif |
| } |
| |
| // MKBP interrupt. |
| Method (_Q1B, 0, NotSerialized) |
| { |
| Store ("EC: MKBP", Debug) |
| Notify (CREC, 0x80) |
| } |
| |
| // TABLET mode switch Event |
| Method (_Q1D, 0, NotSerialized) |
| { |
| Store ("EC: TABLET mode switch Event", Debug) |
| Notify (CREC, 0x2) |
| #ifdef EC_ENABLE_TABLET_EVENT |
| If (CondRefOf (\_SB.DPTF.TPET)) { |
| \_SB.DPTF.TPET() |
| } |
| #endif |
| #ifdef EC_ENABLE_TBMC_DEVICE |
| Notify (TBMC, 0x80) |
| #endif |
| } |
| |
| /* |
| * Dynamic Platform Thermal Framework support |
| */ |
| |
| /* Mutex for EC PAT interface */ |
| Mutex (PATM, 1) |
| |
| /* |
| * Set Aux Trip Point 0 |
| * Arg0 = Temp Sensor ID |
| * Arg1 = Value to set |
| */ |
| Method (PAT0, 2, Serialized) |
| { |
| If (Acquire (^PATM, 1000)) { |
| Return (0) |
| } |
| |
| /* Set sensor ID */ |
| Store (ToInteger (Arg0), ^PATI) |
| |
| /* Temperature is passed in 1/10 Kelvin */ |
| Divide (ToInteger (Arg1), 10, , Local1) |
| |
| /* Adjust by EC temperature offset */ |
| Subtract (Local1, ^TOFS, ^PATT) |
| |
| /* Set commit value with SELECT=0 and ENABLE=1 */ |
| Store (0x02, ^PATC) |
| |
| Release (^PATM) |
| Return (1) |
| } |
| |
| /* |
| * Set Aux Trip Point 1 |
| * Arg0 = Temp Sensor ID |
| * Arg1 = Value to set |
| */ |
| Method (PAT1, 2, Serialized) |
| { |
| If (Acquire (^PATM, 1000)) { |
| Return (0) |
| } |
| |
| /* Set sensor ID */ |
| Store (ToInteger (Arg0), ^PATI) |
| |
| /* Temperature is passed in 1/10 Kelvin */ |
| Divide (ToInteger (Arg1), 10, , Local1) |
| |
| /* Adjust by EC temperature offset */ |
| Subtract (Local1, ^TOFS, ^PATT) |
| |
| /* Set commit value with SELECT=1 and ENABLE=1 */ |
| Store (0x03, ^PATC) |
| |
| Release (^PATM) |
| Return (1) |
| } |
| |
| /* Disable Aux Trip Points |
| * Arg0 = Temp Sensor ID |
| */ |
| Method (PATD, 1, Serialized) |
| { |
| If (Acquire (^PATM, 1000)) { |
| Return (0) |
| } |
| |
| Store (ToInteger (Arg0), ^PATI) |
| Store (0x00, ^PATT) |
| |
| /* Disable PAT0 */ |
| Store (0x00, ^PATC) |
| |
| /* Disable PAT1 */ |
| Store (0x01, ^PATC) |
| |
| Release (^PATM) |
| Return (1) |
| } |
| |
| /* |
| * Thermal Threshold Event |
| */ |
| Method (_Q09, 0, NotSerialized) |
| { |
| If (Acquire (^PATM, 1000)) { |
| Return () |
| } |
| |
| /* Read sensor ID for event */ |
| Store (^PATI, Local0) |
| |
| /* When sensor ID returns 0xFF then no more events */ |
| While (LNotEqual (Local0, EC_TEMP_SENSOR_NOT_PRESENT)) |
| { |
| If (CondRefOf (\_SB.DPTF.TEVT)) { |
| \_SB.DPTF.TEVT (Local0) |
| } |
| |
| /* Keep reaading sensor ID for event */ |
| Store (^PATI, Local0) |
| } |
| |
| Release (^PATM) |
| } |
| |
| /* |
| * Set Charger Current Limit |
| * Arg0 = Current Limit in 64mA steps |
| */ |
| Method (CHGS, 1, Serialized) |
| { |
| Store (ToInteger (Arg0), ^CHGL) |
| } |
| |
| /* |
| * Disable Charger Current Limit |
| */ |
| Method (CHGD, 0, Serialized) |
| { |
| Store (0xFF, ^CHGL) |
| } |
| |
| /* Read current Tablet mode */ |
| Method (RCTM, 0, NotSerialized) |
| { |
| Return (^TBMD) |
| } |
| |
| #include "ac.asl" |
| #include "battery.asl" |
| #include "cros_ec.asl" |
| |
| #ifdef EC_ENABLE_ALS_DEVICE |
| #include "als.asl" |
| #endif |
| |
| #ifdef EC_ENABLE_KEYBOARD_BACKLIGHT |
| #include "keyboard_backlight.asl" |
| #endif |
| |
| #ifdef EC_ENABLE_PD_MCU_DEVICE |
| #include "pd.asl" |
| #endif |
| |
| #ifdef EC_ENABLE_TBMC_DEVICE |
| #include "tbmc.asl" |
| #endif |
| } |