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Diffstat (limited to 'ReferenceCode/AcpiTables/Dptf/AcpiTables/DplyParticipant.asl')
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diff --git a/ReferenceCode/AcpiTables/Dptf/AcpiTables/DplyParticipant.asl b/ReferenceCode/AcpiTables/Dptf/AcpiTables/DplyParticipant.asl new file mode 100644 index 0000000..d27182c --- /dev/null +++ b/ReferenceCode/AcpiTables/Dptf/AcpiTables/DplyParticipant.asl @@ -0,0 +1,176 @@ +/*++ + 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: + + DplyParticipant.asl + +Abstract: + + Intel ACPI Reference Code for Dynamic Platform & Thermal Framework + +--*/ +Scope(\_SB.PCI0) +{ + + Device(DPLY) // Display participant + { + Name(_HID, EISAID("INT3406")) + Name(_UID, 0) + + Name(BDLI, 32) // Brightness depth limit index corresponding to 30% + Name(BDHI, 82) // Brightness peformance/power ceiling limit index corresponding to 80% + + + // _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(DISE,1)){ + Return(0x0F) + } Else { + Return(0x00) + } + } + + // DDDL ( Dptf Display Depth Limit) + // + // The DDDL object indicates dynamically a lower limit on the brightness control levels currently supported by the platform + // for the participant. Value returned indicates a Power/Percentage value that is in the _BCL brightness list. + // + // Arguments: (0) + // None + // Return Value: + // Index in Brightness level list + // + Method(DDDL, 0) + { + Return(BDLI) + } + + // DDPC ( Dptf Display Power/performance Control) + // + // The DDPC object indicates dynamically a higher limit (ceiling) on the brightness control levels currently supported by + // the platform for the participant. + // + // Arguments: (0) + // None + // Return Value: + // Index in Brightness level list + // + Method(DDPC, 0) + { + Return(BDHI) + } + + // _BCL (Query List of Brightness Control Levels Supported) + // + // Arguments: (0) + // None + // Return Value: + // A variable-length Package containing a list of Integers representing the supported brightness levels. + // Each integer has 8 bits of significant data. + // List of supported brightness levels in the following sequence: + // Level when machine has full power. + // Level when machine is on batteries. + // Other supported levels. + // Package(){80, 50, 0, 1, 2, 3, 4, 5, ..., 96, 97, 98, 99, 100} + // + Method(_BCL,,,,PkgObj) + { + If(CondRefOf(\_SB.PCI0.GFX0.DD1F._BCL)) + { + Return(\_SB.PCI0.GFX0.DD1F._BCL()) + } Else { + Return(Package(){0}) + } + } + + // _BCM (Set the Brightness Level) + // + // Arguments: (1) + // Arg0 - An Integer containing the new brightness level + // Return Value: + // None + // + Method(_BCM,1) + { + If(CondRefOf(\_SB.PCI0.GFX0.DD1F._BCM)) + { + \_SB.PCI0.GFX0.DD1F._BCM(Arg0) + } + } + + // _BQC (Brightness Query Current level) + // + // Arguments: (0) + // None + // Return Value: + // An Integer containing the current brightness level (must be one of the values returned from the _BCL method) + // + Method(_BQC,0) + { + If(CondRefOf(\_SB.PCI0.GFX0.DD1F._BQC)) + { + Return(\_SB.PCI0.GFX0.DD1F._BQC()) + } Else { + Return(0x00) + } + } + + // _DCS (Return the Status of Output Device) + // + //Arguments: (0) + // None + // Return Value: + // An Integer containing the device status (32 bits) + // Bit Definitions + // [0] - Output connector exists in the system now + // [1] - Output is activated + // [2] - Output is ready to switch + // [3] - Output is not defective (it is functioning properly) + // [4] - Device is attached (this is optional) + // [31:5] Reserved (must be zero) + // + Method(_DCS,0) + { + If(CondRefOf(\_SB.PCI0.GFX0.DD1F._DCS)) + { + Return(\_SB.PCI0.GFX0.DD1F._DCS()) + } Else { + Return(0x00) + } + } + + } // End DPLY Device +}// end Scope(\_SB.PCI0) |