diff options
Diffstat (limited to 'src/ec/google/chromeec/acpi/ec.asl')
| -rw-r--r-- | src/ec/google/chromeec/acpi/ec.asl | 230 |
1 files changed, 230 insertions, 0 deletions
diff --git a/src/ec/google/chromeec/acpi/ec.asl b/src/ec/google/chromeec/acpi/ec.asl new file mode 100644 index 0000000000..2fb8e7961c --- /dev/null +++ b/src/ec/google/chromeec/acpi/ec.asl @@ -0,0 +1,230 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2012 The Chromium OS Authors. All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +/* + * The mainboard must define a PNOT method to handle power + * state notifications and Notify CPU device objects to + * re-evaluate their _PPC and _CST tables. + */ + +Device (EC0) +{ + Name (_HID, EISAID ("PNP0C09")) + Name (_UID, 1) + Name (_GPE, Add(EC_SCI_GPI, 16)) + Name (TOFS, EC_TEMP_SENSOR_OFFSET) + Name (TNOP, 0xFD) // Thermal sensor has no power + Name (TBAD, 0xFE) // Thermal sensor bad reading + Name (TNPR, 0xFF) // Thermal sensor not present + Name (DWRN, 15) // Battery capacity warning at 15% + Name (DLOW, 10) // Battery capacity low at 10% + + OperationRegion (ERAM, EmbeddedControl, 0x00, 0xff) + 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 + } + + OperationRegion (EMEM, SystemIO, EC_LPC_ADDR_MEMMAP, EC_MEMMAP_SIZE) + Field (EMEM, ByteAcc, NoLock, Preserve) + { + Offset (0x00), + TIN0, 8, // Temperature 0 + TIN1, 8, // Temperature 1 + TIN2, 8, // Temperature 2 + TIN3, 8, // Temperature 3 + TIN4, 8, // Temperature 4 + TIN5, 8, // Temperature 5 + TIN6, 8, // Temperature 6 + TIN7, 8, // Temperature 7 + TIN8, 8, // Temperature 8 + TIN9, 8, // Temperature 9 + Offset (0x10), + FAN0, 16, // Fan Speed 0 + Offset (0x30), + LIDS, 1, // Lid Switch State + PBTN, 1, // Power Button Pressed + WPDI, 1, // Write Protect Disabled + RECK, 1, // Keyboard Initiated Recovery + RECD, 1, // Dedicated Recovery Mode + Offset (0x40), + BTVO, 32, // Battery Present Voltage + BTPR, 32, // Battery Present Rate + BTRA, 32, // Battery Remaining Capacity + ACEX, 1, // AC Present + BTEX, 1, // Battery Present + BFDC, 1, // Battery Discharging + BFCG, 1, // Battery Charging + BFCR, 1, // Battery Level Critical + Offset (0x50), + BTDA, 32, // Battery Design Capacity + BTDV, 32, // Battery Design Voltage + BTDF, 32, // Battery Last Full Charge Capacity + BTCC, 32, // Battery Cycle Count + BMFG, 64, // Battery Manufacturer String + BMOD, 64, // Battery Model String + BSER, 64, // Battery Serial String + BTYP, 64, // Battery Type String + } + + 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, NotSerialized) + { + 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) + } + + // Lid Closed Event + Method (_Q01, 0, NotSerialized) + { + Store ("EC: LID CLOSE", Debug) + Store (LIDS, \LIDS) + Notify (\_SB.LID0, 0x80) + } + + // Lid Open Event + Method (_Q02, 0, NotSerialized) + { + Store ("EC: LID OPEN", Debug) + Store (LIDS, \LIDS) + Notify (\_SB.LID0, 0x80) + } + + // 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) + \PNOT () + } + + // AC Disconnected + Method (_Q05, 0, NotSerialized) + { + Store ("EC: AC DISCONNECTED", Debug) + Store (ACEX, \PWRS) + Notify (AC, 0x80) + \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) + } + + // Thermal Treshold Event + Method (_Q09, 0, NotSerialized) + { + Store ("EC: THERMAL THRESHOLD", Debug) + Notify (\_TZ, 0x80) + } + + // 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) + } + + #include "ac.asl" + #include "battery.asl" +} |