Shaunak Saha (shaunak.saha@intel.com) just uploaded a new patch set to gerrit, which you can find at https://review.coreboot.org/15093
-gerrit
commit 56a1437001a34e3017ae58b26e320b21d030b94f Author: Shaunak Saha shaunak.saha@intel.com Date: Tue Jun 7 00:05:00 2016 -0700
intel/apollolake: ASL code for DPTF.
This patch adds the common ASL code for intel apollolake platform. These are the basic ASL needed to add support for DPTF controlled devices.
Change-Id: I01078382a9008263c6ad99f6bf07558885af6a63 Signed-off-by: Shaunak Saha shaunak.saha@intel.com --- src/soc/intel/apollolake/acpi/dptf/charger.asl | 75 +++++++ src/soc/intel/apollolake/acpi/dptf/cpu.asl | 224 +++++++++++++++++++ src/soc/intel/apollolake/acpi/dptf/dptf.asl | 116 ++++++++++ src/soc/intel/apollolake/acpi/dptf/fan.asl | 68 ++++++ src/soc/intel/apollolake/acpi/dptf/thermal.asl | 283 +++++++++++++++++++++++++ 5 files changed, 766 insertions(+)
diff --git a/src/soc/intel/apollolake/acpi/dptf/charger.asl b/src/soc/intel/apollolake/acpi/dptf/charger.asl new file mode 100644 index 0000000..dd4a210 --- /dev/null +++ b/src/soc/intel/apollolake/acpi/dptf/charger.asl @@ -0,0 +1,75 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2014 Google Inc. + * Copyright (C) 2015 Intel Corporation. + * + * 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. + */ + +Device (TCHG) +{ + Name (_HID, "INT3403") + Name (_UID, 0) + Name (PTYP, 0x0B) + Name (_STR, Unicode("Battery Charger")) + + Method (_STA) + { + If (LEqual (\DPTE, One)) { + Return (0xF) + } Else { + Return (0x0) + } + } + + /* Return charger performance states defined by mainboard */ + Method (PPSS) + { + Return (_SB.CHPS) + } + + /* Return maximum charger current limit */ + Method (PPPC) + { + /* Convert size of PPSS table to index */ + Store (SizeOf (_SB.CHPS), Local0) + Decrement (Local0) + + /* Check if charging is disabled (AC removed) */ + If (LEqual (_SB.PCI0.LPCB.EC0.ACEX, Zero)) { + /* Return last power state */ + Return (Local0) + } Else { + /* Return highest power state */ + Return (0) + } + + Return (0) + } + + /* Set charger current limit */ + Method (SPPC, 1) + { + /* Retrieve Control (index 4) for specified PPSS level */ + Store (DeRefOf (Index (DeRefOf (Index + (_SB.CHPS, ToInteger (Arg0))), 4)), Local0) + + /* Pass Control value to EC to limit charging */ + _SB.PCI0.LPCB.EC0.CHGS (Local0) + } + + /* Initialize charger participant */ + Method (INIT) + { + /* Disable charge limit */ + _SB.PCI0.LPCB.EC0.CHGD () + } +} diff --git a/src/soc/intel/apollolake/acpi/dptf/cpu.asl b/src/soc/intel/apollolake/acpi/dptf/cpu.asl new file mode 100644 index 0000000..bc70edc --- /dev/null +++ b/src/soc/intel/apollolake/acpi/dptf/cpu.asl @@ -0,0 +1,224 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2014 Google Inc. + * Copyright (C) 2015 Intel Corporation. + * + * 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. + */ + +#ifndef DPTF_CPU_PASSIVE +#define DPTF_CPU_PASSIVE 80 +#endif + +#ifndef DPTF_CPU_CRITICAL +#define DPTF_CPU_CRITICAL 90 +#endif + +#ifndef DPTF_CPU_ACTIVE_AC0 +#define DPTF_CPU_ACTIVE_AC0 90 +#endif + +#ifndef DPTF_CPU_ACTIVE_AC1 +#define DPTF_CPU_ACTIVE_AC1 80 +#endif + +#ifndef DPTF_CPU_ACTIVE_AC2 +#define DPTF_CPU_ACTIVE_AC2 70 +#endif + +#ifndef DPTF_CPU_ACTIVE_AC3 +#define DPTF_CPU_ACTIVE_AC3 60 +#endif + +#ifndef DPTF_CPU_ACTIVE_AC4 +#define DPTF_CPU_ACTIVE_AC4 50 +#endif + +External (_PR.CP00._PSS, PkgObj) +External (_PR.CP00._TSS, PkgObj) +External (_PR.CP00._TPC, MethodObj) +External (_PR.CP00._PTC, PkgObj) +External (_PR.CP00._TSD, PkgObj) +External (_SB.MPDL, IntObj) + +Device (TCPU) +{ + Name(_ADR, 0x00000001) + + Method (_STA) + { + If (LEqual (\DPTE, One)) { + Return (0xF) + } Else { + Return (0x0) + } + } + + /* + * Processor Throttling Controls + */ + + Method (_TSS) + { + If (CondRefOf (_PR.CP00._TSS)) { + Return (_PR.CP00._TSS) + } Else { + Return (Package () + { + Package () { 0, 0, 0, 0, 0 } + }) + } + } + + Method (_TPC) + { + If (CondRefOf (_PR.CP00._TPC)) { + Return (_PR.CP00._TPC) + } Else { + Return (0) + } + } + + Method (_PTC) + { + If (CondRefOf (_PR.CP00._PTC)) { + Return (_PR.CP00._PTC) + } Else { + Return (Package () + { + Buffer () { 0 }, + Buffer () { 0 } + }) + } + } + + Method (_TSD) + { + If (CondRefOf (_PR.CP00._TSD)) { + Return (_PR.CP00._TSD) + } Else { + Return (Package () + { + Package () { 5, 0, 0, 0, 0 } + }) + } + } + + Method (_TDL) + { + If (CondRefOf (_PR.CP00._TSS)) { + Store (SizeOf (_PR.CP00._TSS), Local0) + Decrement (Local0) + Return (Local0) + } Else { + Return (0) + } + } + + /* + * Processor Performance Control + */ + + Method (_PPC) + { + Return (0) + } + + Method (SPPC, 1) + { + Store (Arg0, \PPCM) + + /* Notify OS to re-read _PPC limit on each CPU */ + \PPCN () + } + + Method (_PSS) + { + If (CondRefOf (_PR.CP00._PSS)) { + Return (_PR.CP00._PSS) + } Else { + Return (Package () + { + Package () { 0, 0, 0, 0, 0, 0 } + }) + } + } + + + Method (_PDL) + { + /* Check for mainboard specific _PDL override */ + If (CondRefOf (_SB.MPDL)) { + Return (_SB.MPDL) + } ElseIf (CondRefOf (_PR.CP00._PSS)) { + Store (SizeOf (_PR.CP00._PSS), Local0) + Decrement (Local0) + Return (Local0) + } Else { + Return (0) + } + } + + /* Return PPCC table defined by mainboard */ + Method (PPCC) + { + Return (_SB.MPPC) + } + +#ifdef DPTF_CPU_CRITICAL + Method (_CRT) + { + Return (_SB.DPTF.CTOK (DPTF_CPU_CRITICAL)) + } +#endif + +#ifdef DPTF_CPU_PASSIVE + Method (_PSV) + { + Return (_SB.DPTF.CTOK (DPTF_CPU_PASSIVE)) + } +#endif + +#ifdef DPTF_CPU_ACTIVE_AC0 + Method (_AC0) + { + Return (_SB.DPTF.CTOK (DPTF_CPU_ACTIVE_AC0)) + } +#endif + +#ifdef DPTF_CPU_ACTIVE_AC1 + Method (_AC1) + { + Return (_SB.DPTF.CTOK (DPTF_CPU_ACTIVE_AC1)) + } +#endif + +#ifdef DPTF_CPU_ACTIVE_AC2 + Method (_AC2) + { + Return (_SB.DPTF.CTOK (DPTF_CPU_ACTIVE_AC2)) + } +#endif + +#ifdef DPTF_CPU_ACTIVE_AC3 + Method (_AC3) + { + Return (_SB.DPTF.CTOK (DPTF_CPU_ACTIVE_AC3)) + } +#endif + +#ifdef DPTF_CPU_ACTIVE_AC4 + Method (_AC4) + { + Return (_SB.DPTF.CTOK (DPTF_CPU_ACTIVE_AC4)) + } +#endif +} diff --git a/src/soc/intel/apollolake/acpi/dptf/dptf.asl b/src/soc/intel/apollolake/acpi/dptf/dptf.asl new file mode 100644 index 0000000..61f982c --- /dev/null +++ b/src/soc/intel/apollolake/acpi/dptf/dptf.asl @@ -0,0 +1,116 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2014 Google Inc. + * Copyright (C) 2015 Intel Corporation. + * + * 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. + */ + +Device (DPTF) +{ + Name (_HID, EISAID ("INT3400")) + Name (_UID, 0) + + Name (IDSP, Package() + { + /* DPPM Passive Policy 1.0 */ + ToUUID ("42A441D6-AE6A-462B-A84B-4A8CE79027D3"), + + /* DPPM Critical Policy */ + ToUUID ("97C68AE7-15FA-499c-B8C9-5DA81D606E0A"), + + /* DPPM Cooling Policy */ + ToUUID ("16CAF1B7-DD38-40ED-B1C1-1B8A1913D531"), + +#ifdef DPTF_ENABLE_FAN_CONTROL + /* DPPM Active Policy */ + ToUUID ("3A95C389-E4B8-4629-A526-C52C88626BAE"), +#endif + }) + + Method (_STA) + { + If (LEqual (\DPTE, One)) { + Return (0xF) + } Else { + Return (0x0) + } + } + + /* + * Arg0: Buffer containing UUID + * Arg1: Integer containing Revision ID of buffer format + * Arg2: Integer containing count of entries in Arg3 + * Arg3: Buffer containing list of DWORD capabilities + * Return: Buffer containing list of DWORD capabilities + */ + Method (_OSC, 4, Serialized) + { + /* Check for Passive Policy UUID */ + If (LEqual (DeRefOf (Index (IDSP, 0)), Arg0)) { + /* Initialize Thermal Devices */ + ^TINI () + +#ifdef DPTF_ENABLE_CHARGER + /* Initialize Charger Device */ + ^TCHG.INIT () +#endif + } + + Return (Arg3) + } + + /* Priority based _TRT */ + Name (TRTR, 1) + + Method (_TRT) + { + Return (_SB.DTRT) + } + +#ifdef DPTF_ENABLE_FAN_CONTROL + /* _ART : Active Cooling Relationship Table */ + Method (_ART) + { + Return (_SB.DART) + } +#endif + + /* 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) + } + + /* Include Thermal Participants */ + #include "thermal.asl" + +#ifdef DPTF_ENABLE_CHARGER + /* Include Charger Participant */ + #include "charger.asl" +#endif + +#ifdef DPTF_ENABLE_FAN_CONTROL + /* Include Fan Participant */ + #include "fan.asl" +#endif + +} + +Scope (_SB.PCI0) +{ + #include "cpu.asl" +} diff --git a/src/soc/intel/apollolake/acpi/dptf/fan.asl b/src/soc/intel/apollolake/acpi/dptf/fan.asl new file mode 100644 index 0000000..0e40432 --- /dev/null +++ b/src/soc/intel/apollolake/acpi/dptf/fan.asl @@ -0,0 +1,68 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2015 Intel Corporation. + * + * 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. + */ + +Device (TFN1) +{ + Name (_HID, "INT3404") + Name (_UID, 0) + Name (_STR, Unicode("Fan Control")) + + /* _FIF: Fan Information */ + Name (_FIF, Package () + { + 0, // Revision + 1, // Fine Grained Control + 2, // Step Size + 0 // No Low Speed Notification + }) + + /* Return Fan Performance States defined by mainboard */ + Method (_FPS) + { + Return (_SB.DFPS) + } + + Name (TFST, Package () + { + 0, // Revision + 0x00, // Control + 0x00 // Speed + }) + + /* _FST: Fan current Status */ + Method (_FST, 0, Serialized,,PkgObj) + { + /* Fill in TFST with current control. */ + Store (_SB.PCI0.LPCB.EC0.FAND, Index (TFST, 1)) + Return (TFST) + } + + /* _FSL: Fan Speed Level */ + Method (_FSL, 1, Serialized) + { + Store (Arg0, _SB.PCI0.LPCB.EC0.FAND) + Notify (DPTF, 0x83) // Re evaluate _ART + } + + Method (_STA) + { + If (LEqual (\DPTE, One)) + { + Return (0xF) + } Else { + Return (0x0) + } + } +} diff --git a/src/soc/intel/apollolake/acpi/dptf/thermal.asl b/src/soc/intel/apollolake/acpi/dptf/thermal.asl new file mode 100644 index 0000000..97484e5 --- /dev/null +++ b/src/soc/intel/apollolake/acpi/dptf/thermal.asl @@ -0,0 +1,283 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2014 Google Inc. + * Copyright (C) 2015 Intel Corporation. + * + * 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. + */ + +/* Thermal Threshold Event Handler */ +Method (TEVT, 1, NotSerialized) +{ + Store (ToInteger (Arg0), Local0) + +#ifdef DPTF_TSR0_SENSOR_ID + If (LEqual (Local0, DPTF_TSR0_SENSOR_ID)) { + Notify (^TSR0, 0x90) + } +#endif +#ifdef DPTF_TSR1_SENSOR_ID + If (LEqual (Local0, DPTF_TSR1_SENSOR_ID)) { + Notify (^TSR1, 0x90) + } +#endif +#ifdef DPTF_TSR2_SENSOR_ID + If (LEqual (Local0, DPTF_TSR2_SENSOR_ID)) { + Notify (^TSR2, 0x90) + } +#endif +#ifdef DPTF_TSR3_SENSOR_ID + If (LEqual (Local0, DPTF_TSR3_SENSOR_ID)) { + Notify (^TSR3, 0x90) + } +#endif +} + +/* Thermal device initialization - Disable Aux Trip Points */ +Method (TINI) +{ +#ifdef DPTF_TSR0_SENSOR_ID + ^TSR0.PATD () +#endif +#ifdef DPTF_TSR1_SENSOR_ID + ^TSR1.PATD () +#endif +#ifdef DPTF_TSR2_SENSOR_ID + ^TSR2.PATD () +#endif +#ifdef DPTF_TSR3_SENSOR_ID + ^TSR3.PATD () +#endif +} + +#ifdef DPTF_TSR0_SENSOR_ID +Device (TSR0) +{ + Name (_HID, EISAID ("INT3403")) + Name (_UID, 1) + Name (PTYP, 0x03) + Name (TMPI, DPTF_TSR0_SENSOR_ID) + Name (_STR, Unicode (DPTF_TSR0_SENSOR_NAME)) + Name (GTSH, 20) /* 2 degree hysteresis */ + + Method (_STA) + { + If (LEqual (\DPTE, One)) { + Return (0xF) + } Else { + Return (0x0) + } + } + + Method (_TMP, 0, Serialized) + { + Return (_SB.PCI0.LPCB.EC0.TSRD (TMPI)) + } + + Method (_PSV) + { + Return (CTOK (DPTF_TSR0_PASSIVE)) + } + + Method (_CRT) + { + Return (CTOK (DPTF_TSR0_CRITICAL)) + } + + Name (PATC, 2) + + /* Set Aux Trip Point */ + Method (PAT0, 1, Serialized) + { + _SB.PCI0.LPCB.EC0.PAT0 (TMPI, Arg0) + } + + /* Set Aux Trip Point */ + Method (PAT1, 1, Serialized) + { + _SB.PCI0.LPCB.EC0.PAT1 (TMPI, Arg0) + } + + /* Disable Aux Trip Point */ + Method (PATD, 0, Serialized) + { + _SB.PCI0.LPCB.EC0.PATD (TMPI) + } +} +#endif + +#ifdef DPTF_TSR1_SENSOR_ID +Device (TSR1) +{ + Name (_HID, EISAID ("INT3403")) + Name (_UID, 2) + Name (PTYP, 0x03) + Name (TMPI, DPTF_TSR1_SENSOR_ID) + Name (_STR, Unicode (DPTF_TSR1_SENSOR_NAME)) + Name (GTSH, 20) /* 2 degree hysteresis */ + + Method (_STA) + { + If (LEqual (\DPTE, One)) { + Return (0xF) + } Else { + Return (0x0) + } + } + + Method (_TMP, 0, Serialized) + { + Return (_SB.PCI0.LPCB.EC0.TSRD (TMPI)) + } + + Method (_PSV) + { + Return (CTOK (DPTF_TSR1_PASSIVE)) + } + + Method (_CRT) + { + Return (CTOK (DPTF_TSR1_CRITICAL)) + } + + Name (PATC, 2) + + /* Set Aux Trip Point */ + Method (PAT0, 1, Serialized) + { + _SB.PCI0.LPCB.EC0.PAT0 (TMPI, Arg0) + } + + /* Set Aux Trip Point */ + Method (PAT1, 1, Serialized) + { + _SB.PCI0.LPCB.EC0.PAT1 (TMPI, Arg0) + } + + /* Disable Aux Trip Point */ + Method (PATD, 0, Serialized) + { + _SB.PCI0.LPCB.EC0.PATD (TMPI) + } +} +#endif + +#ifdef DPTF_TSR2_SENSOR_ID +Device (TSR2) +{ + Name (_HID, EISAID ("INT3403")) + Name (_UID, 3) + Name (PTYP, 0x03) + Name (TMPI, DPTF_TSR2_SENSOR_ID) + Name (_STR, Unicode (DPTF_TSR2_SENSOR_NAME)) + Name (GTSH, 20) /* 2 degree hysteresis */ + + Method (_STA) + { + If (LEqual (\DPTE, One)) { + Return (0xF) + } Else { + Return (0x0) + } + } + + Method (_TMP, 0, Serialized) + { + Return (_SB.PCI0.LPCB.EC0.TSRD (TMPI)) + } + + Method (_PSV) + { + Return (CTOK (DPTF_TSR2_PASSIVE)) + } + + Method (_CRT) + { + Return (CTOK (DPTF_TSR2_CRITICAL)) + } + + Name (PATC, 2) + + /* Set Aux Trip Point */ + Method (PAT0, 1, Serialized) + { + _SB.PCI0.LPCB.EC0.PAT0 (TMPI, Arg0) + } + + /* Set Aux Trip Point */ + Method (PAT1, 1, Serialized) + { + _SB.PCI0.LPCB.EC0.PAT1 (TMPI, Arg0) + } + + /* Disable Aux Trip Point */ + Method (PATD, 0, Serialized) + { + _SB.PCI0.LPCB.EC0.PATD (TMPI) + } +} +#endif + +#ifdef DPTF_TSR3_SENSOR_ID +Device (TSR3) +{ + Name (_HID, EISAID ("INT3403")) + Name (_UID, 4) + Name (PTYP, 0x03) + Name (TMPI, DPTF_TSR3_SENSOR_ID) + Name (_STR, Unicode (DPTF_TSR3_SENSOR_NAME)) + Name (GTSH, 20) /* 2 degree hysteresis */ + + Method (_STA) + { + If (LEqual (\DPTE, One)) { + Return (0xF) + } Else { + Return (0x0) + } + } + + Method (_TMP, 0, Serialized) + { + Return (_SB.PCI0.LPCB.EC0.TSRD (TMPI)) + } + + Method (_PSV) + { + Return (CTOK (DPTF_TSR3_PASSIVE)) + } + + Method (_CRT) + { + Return (CTOK (DPTF_TSR3_CRITICAL)) + } + + Name (PATC, 2) + + /* Set Aux Trip Point */ + Method (PAT0, 1, Serialized) + { + _SB.PCI0.LPCB.EC0.PAT0 (TMPI, Arg0) + } + + /* Set Aux Trip Point */ + Method (PAT1, 1, Serialized) + { + _SB.PCI0.LPCB.EC0.PAT1 (TMPI, Arg0) + } + + /* Disable Aux Trip Point */ + Method (PATD, 0, Serialized) + { + _SB.PCI0.LPCB.EC0.PATD (TMPI) + } +} +#endif