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Diffstat (limited to 'ReferenceCode/AcpiTables/Dptf/AcpiTables/Ffrd/TFN1Participant.asl')
| -rw-r--r-- | ReferenceCode/AcpiTables/Dptf/AcpiTables/Ffrd/TFN1Participant.asl | 172 |
1 files changed, 172 insertions, 0 deletions
diff --git a/ReferenceCode/AcpiTables/Dptf/AcpiTables/Ffrd/TFN1Participant.asl b/ReferenceCode/AcpiTables/Dptf/AcpiTables/Ffrd/TFN1Participant.asl new file mode 100644 index 0000000..b76893e --- /dev/null +++ b/ReferenceCode/AcpiTables/Dptf/AcpiTables/Ffrd/TFN1Participant.asl @@ -0,0 +1,172 @@ +/*++ + This file contains an 'Intel Peripheral Driver' and uniquely + identified as "Intel Reference Module" and is + licensed for Intel CPUs and chipsets under the terms of your + license agreement with Intel or your vendor. This file may + be modified by the user, subject to additional terms of the + license agreement +--*/ + +/*++ + +Copyright (c) 1999 - 2013 Intel Corporation. All rights reserved +This software and associated documentation (if any) is furnished +under a license and may only be used or copied in accordance +with the terms of the license. Except as permitted by such +license, no part of this software or documentation may be +reproduced, stored in a retrieval system, or transmitted in any +form or by any means without the express written consent of +Intel Corporation. + +Module Name: + + TFN1Participant.asl + +Abstract: + + Intel ACPI Reference Code for Dynamic Platform & Thermal Framework + +--*/ + +Scope(\_SB.PCI0.LPCB.H_EC) +{ + + Device(TFN1) + { + Name(_HID, EISAID("INT3404")) // Intel DPTF Fan Device + Name(_UID, 0) + Name(_STR, Unicode ("CPU Fan #1")) + + Name(FON, 1) // Indicates if Fan is ON Currently + + // _STA (Status) + // + // This object returns the current status of a device. + // + // Arguments: (0) + // None + // Return Value: + // An Integer containing a device status bitmap: + // Bit 0 - Set if the device is present. + // Bit 1 - Set if the device is enabled and decoding its resources. + // Bit 2 - Set if the device should be shown in the UI. + // Bit 3 - Set if the device is functioning properly (cleared if device failed its diagnostics). + // Bit 4 - Set if the battery is present. + // Bits 5-31 - Reserved (must be cleared). + // + Method(_STA) + { + If (LEqual(FND1,1)){ + Return(0x0F) + } Else { + Return(0x00) + } + } + + // _FIF (Fan Information) + // + // The optional _FIF object provides OSPM with fan device capability information. + // + // Arguments: (0) + // None + // Return Value: + // A Package containing the fan device parameters. + // + Method(_FIF) + { + Return (Package (){ + 0, // Revision:Integer + 1, // FineGrainControl:Integer Boolean + 2, // StepSize:Integer DWORD + 0 // LowSpeedNotificationSupport:Integer Boolean + }) + } + + // _FPS (Fan Performance States) + // + // Evaluates to a variable-length package containing a list of packages that describe the fan device's performance states. + // + // Arguments: (0) + // None + // Return Value: + // A variable-length Package containing a Revision ID and a list of Packages that describe the fan device's performance states. + // + Method(_FPS,,,,PkgObj) + { + Return (Package() + { + 0, // Revision:Integer + // Control, TripPoint, Speed, NoiseLevel, Power + Package(){100, 0xFFFFFFFF, 7000, 500, 5000}, + Package(){ 95, 0xFFFFFFFF, 6650, 475, 4750}, + Package(){ 90, 0xFFFFFFFF, 6300, 450, 4500}, + Package(){ 85, 0xFFFFFFFF, 5950, 425, 4250}, + Package(){ 80, 0xFFFFFFFF, 5600, 400, 4000}, + Package(){ 75, 0xFFFFFFFF, 5250, 375, 3750}, + Package(){ 70, 0xFFFFFFFF, 4900, 350, 3500}, + Package(){ 60, 0xFFFFFFFF, 4200, 300, 3000}, + Package(){ 50, 0xFFFFFFFF, 3500, 250, 2500}, + Package(){ 40, 0xFFFFFFFF, 2800, 200, 2000}, + Package(){ 25, 0xFFFFFFFF, 1750, 125, 1250}, + Package(){ 0, 0xFFFFFFFF, 0, 0, 0} // OFF + }) + } + + // _FSL (Fan Set Level) + // + // The optional _FSL object is a control method that OSPM evaluates to set a fan device's speed (performance state) to a specific level. + // + // Arguments: (1) + // Arg0 - Level (Integer): conveys to the platform the fan speed level to be set. + // Return Value: + // None + // + // Argument Information + // Arg0: Level. If the fan supports fine-grained control, Level is a percentage of maximum level (0-100) + // that the platform is to engage the fan. If the fan does not support fine-grained control, + // Level is a Control field value from a package in the _FPS object's package list. + // A Level value of zero causes the platform to turn off the fan. + // + Method(_FSL,1,Serialized) + { + If(\ECON) + { + \_SB.PCI0.LPCB.H_EC.ECWT(1, RefOf(\_SB.PCI0.LPCB.H_EC.PPSL)) + \_SB.PCI0.LPCB.H_EC.ECWT(0, RefOf(\_SB.PCI0.LPCB.H_EC.PPSH)) + \_SB.PCI0.LPCB.H_EC.ECWT(ECRD(RefOf(\_SB.PCI0.LPCB.H_EC.PENV)), RefOf(\_SB.PCI0.LPCB.H_EC.PINV)) + \_SB.PCI0.LPCB.H_EC.ECWT(Arg0, RefOf(\_SB.PCI0.LPCB.H_EC.PENV)) + \_SB.PCI0.LPCB.H_EC.ECWT(100, RefOf(\_SB.PCI0.LPCB.H_EC.PSTP)) + \_SB.PCI0.LPCB.H_EC.ECMD(0x1a) // Command to turn the fan on + Notify(\_SB.IETM, 0x83) // Notify DPTF TZ that fan speed has changed + + // Notify OSPM on Fan Speed Changes via DPTF + Store(Arg0, Index(\_TZ.FAN0._FST, 1)) + Notify(\_TZ.FAN0, 0x80) + } + } + + Name(TFST, Package() + { + 0, // Revision:Integer + 0xFFFFFFFF, // Control:Integer DWORD + 0xFFFFFFFF // Speed:Integer DWORD + }) + + //_FST (Fan Status) + // + // The optional _FST object provides status information for the fan device. + // + // Arguments: (0) + // None + // Return Value: + // A Package containing fan device status information + // + Method(_FST,,,,PkgObj) + { + Store(\_SB.PCI0.LPCB.H_EC.ECRD(RefOf(\_SB.PCI0.LPCB.H_EC.PENV)), Index(TFST, 1)) + Store(\_SB.PCI0.LPCB.H_EC.ECRD(RefOf(\_SB.PCI0.LPCB.H_EC.CFSP)), Index(TFST, 2)) + Return(TFST) + } + + } // End TFN1 Device +}// end Scope(\_SB.PCI0.LPCB.H_EC) |