249 lines
7.9 KiB
Plaintext
249 lines
7.9 KiB
Plaintext
/** @file
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Intel ACPI Reference Code for Intel(R) Dynamic Tuning
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@copyright
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INTEL CONFIDENTIAL
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Copyright 2017 - 2021 Intel Corporation.
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The source code contained or described herein and all documents related to the
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source code ("Material") are owned by Intel Corporation or its suppliers or
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licensors. Title to the Material remains with Intel Corporation or its suppliers
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and licensors. The Material may contain trade secrets and proprietary and
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confidential information of Intel Corporation and its suppliers and licensors,
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and is protected by worldwide copyright and trade secret laws and treaty
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provisions. No part of the Material may be used, copied, reproduced, modified,
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published, uploaded, posted, transmitted, distributed, or disclosed in any way
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without Intel's prior express written permission.
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No license under any patent, copyright, trade secret or other intellectual
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property right is granted to or conferred upon you by disclosure or delivery
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of the Materials, either expressly, by implication, inducement, estoppel or
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otherwise. Any license under such intellectual property rights must be
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express and approved by Intel in writing.
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Unless otherwise agreed by Intel in writing, you may not remove or alter
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this notice or any other notice embedded in Materials by Intel or
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Intel's suppliers or licensors in any way.
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This file contains a 'Sample Driver' and is licensed as such under the terms
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of your license agreement with Intel or your vendor. This file may be modified
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by the user, subject to the additional terms of the license agreement.
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@par Specification Reference:
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**/
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#include <Register/PmcRegs.h>
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#include <Register/TcoRegs.h>
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External(IPCS, MethodObj) // IPC Command Send (Read/Write)
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Scope(\_SB)
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{
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Device(TPCH) // PCH FIVR Participant
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{
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Name(_UID, "TPCH")
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Method(_HID)
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{
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Return(\_SB.IETM.GHID(_UID)) // Intel(R) Dynamic Tuning Technology PCH Device
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}
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Name(_STR, Unicode("Intel PCH FIVR Participant"))
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Name(PTYP, 0x05)
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// _STA (Status)
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//
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// This object returns the current status of a device.
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//
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// Arguments: (0)
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// None
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// Return Value:
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// An Integer containing a device status bitmap:
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// Bit 0 - Set if the device is present.
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// Bit 1 - Set if the device is enabled and decoding its resources.
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// Bit 2 - Set if the device should be shown in the UI.
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// Bit 3 - Set if the device is functioning properly (cleared if device failed its diagnostics).
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// Bit 4 - Set if the battery is present.
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// Bits 5-31 - Reserved (must be cleared).
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//
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Method(_STA)
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{
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If(LEqual(\PCHE,1)) {
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Return(0x0F)
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} Else {
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Return(0x00)
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}
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}
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// RFC0 (Set PCH FIVR RFI value)
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//
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// Set PCH FIVR RFI Value
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//
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// Arguments:
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// Arg0: PCH FIVR RFI Control0 Setting Value.
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// Return Value:
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// An empty package as w/a to resolve EVAL failure in DPTF driver ESIF shell
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//
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Method(RFC0, 1, Serialized)
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{
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//
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// Need to perform Logic Write (subcommand 0x01)
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//
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IPCS(V_PMC_PWRM_IPC_CMD_COMMAND_FIVR, V_PMC_PWRM_IPC_CMD_CMD_ID_FIVR_WRITE, 0x8, V_PMC_PWRM_IPC_SUBCMD_RFI_CTRL0_LOGIC, Arg0, 0, 0)
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Return(Package(){0})
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}
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// RFC1 (Set PCH FIVR RFI value)
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//
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// Set PCH FIVR RFI Value
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//
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// Arguments:
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// Arg0: PCH FIVR RFI Control4 Setting Value.
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// Return Value:
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// An empty package as w/a to resolve EVAL failure in DPTF driver ESIF shell
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//
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Method(RFC1, 1, Serialized)
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{
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//
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// Need to perform Logic Write (subcommand 0x01)
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//
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IPCS(V_PMC_PWRM_IPC_CMD_COMMAND_FIVR, V_PMC_PWRM_IPC_CMD_CMD_ID_FIVR_WRITE, 0x8, V_PMC_PWRM_IPC_SUBCMD_RFI_CTRL4_LOGIC, Arg0, 0, 0)
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Return(Package(){0})
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}
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// SEMI (Set PCH FIVR EMI value)
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//
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// Set PCH FIVR EMI Value
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//
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// Arguments:
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// Arg0: PCH FIVR EMI Control Setting Value.
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// Return Value:
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// An empty package as w/a to resolve EVAL failure in DPTF driver ESIF shell
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//
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Method(SEMI, 1, Serialized)
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{
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//
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// Need to perform Logic Write (subcommand 0x01)
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//
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IPCS(V_PMC_PWRM_IPC_CMD_COMMAND_FIVR, V_PMC_PWRM_IPC_CMD_CMD_ID_FIVR_WRITE, 0x8, V_PMC_PWRM_IPC_SUBCMD_EMI_CTRL0_LOGIC, Arg0, 0, 0)
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Return(Package(){0})
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}
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// PKG (Truncate Package recieved from IPC)
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//
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// Arguments:
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// Arg0: Package returned from the IPCS read call from the Pmc.
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// Return Value:
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// Return Package with just the Status and ReadBuf0.
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// Status returns 0 for success and 2 for device error
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//
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Method(PKGC, 1, Serialized)
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{
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//
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// Convert to Pchp Return Package
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//
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Name(PPKG, Package (2) {
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Zero, // Status (DWORD)
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Zero // ReadBuf0 (DWORD)
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})
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Store(DerefOf(Index(Arg0, 0)), Index(PPKG, 0))
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Store(DerefOf(Index(Arg0, 1)), Index(PPKG, 1))
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Return(PPKG)
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}
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// GFC0 (Get PCH FIVR RFI_CONTROL0 register)
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//
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// Get PCH FIVR RFI_CONTROL0 register
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//
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// Arguments:
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// None.
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// Return Value:
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// Package containing two ACPI integers- IPCS Status & PCH FIVR RFI_CONTROL0 register value
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//
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Method(GFC0, 0, Serialized)
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{
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//
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// Need to perform Logic Read (subcommand 0x00)
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//
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Store(IPCS(V_PMC_PWRM_IPC_CMD_COMMAND_FIVR, V_PMC_PWRM_IPC_CMD_CMD_ID_FIVR_READ, 0x8, V_PMC_PWRM_IPC_SUBCMD_RFI_CTRL0_LOGIC, 0, 0, 0), Local0)
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Store(\_SB.TPCH.PKGC(Local0), Local1)
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Return(Local1)
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}
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// GFC1 (Get PCH FIVR RFI_CONTROL4 register)
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//
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// Get PCH FIVR RFI_CONTROL4 register
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//
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// Arguments:
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// None.
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// Return Value:
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// Package containing two ACPI integers- IPCS Status & PCH FIVR RFI_CONTROL4 register value
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//
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Method(GFC1, 0, Serialized)
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{
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//
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// Need to perform Logic Read (subcommand 0x00)
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//
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Store(IPCS(V_PMC_PWRM_IPC_CMD_COMMAND_FIVR, V_PMC_PWRM_IPC_CMD_CMD_ID_FIVR_READ, 0x8, V_PMC_PWRM_IPC_SUBCMD_RFI_CTRL4_LOGIC, 0, 0, 0), Local0)
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Store(\_SB.TPCH.PKGC(Local0), Local1)
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Return(Local1)
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}
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// GEMI (Get PCH FIVR EMI value)
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//
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// Get PCH FIVR EMI Value
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//
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// Arguments:
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// None.
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// Return Value:
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// Package containing two ACPI integers- IPCS Status & PCH FIVR EMI Control Setting Value.
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//
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Method(GEMI, 0, Serialized)
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{
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//
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// Need to perform Logic Read (subcommand 0x00)
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//
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Store(IPCS(V_PMC_PWRM_IPC_CMD_COMMAND_FIVR, V_PMC_PWRM_IPC_CMD_CMD_ID_FIVR_READ, 0x8, V_PMC_PWRM_IPC_SUBCMD_EMI_CTRL0_LOGIC, 0, 0, 0), Local0)
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Store(\_SB.TPCH.PKGC(Local0), Local1)
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Return(Local1)
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}
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// GFFS (Get PCH FIVR FFFC_FAULT_STATUS register)
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//
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// Get PCH FIVR FFFC_FAULT_STATUS register
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//
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// Arguments:
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// None.
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// Return Value:
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// Package containing two ACPI integers- IPCS Status & PCH FIVR FFFC_FAULT_STATUS register value
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//
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Method(GFFS, 0, Serialized)
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{
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//
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// Need to perform Logic Read (subcommand 0x00)
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//
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Store(IPCS(V_PMC_PWRM_IPC_CMD_COMMAND_FIVR, V_PMC_PWRM_IPC_CMD_CMD_ID_FIVR_READ, 0x8, V_PMC_PWRM_IPC_SUBCMD_FFFC_FAULT_STATUS, 0, 0, 0), Local0)
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Store(\_SB.TPCH.PKGC(Local0), Local1)
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Return(Local1)
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}
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// GFCS (Get PCH FIVR FFFC_RFI_STATUS register)
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//
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// Get PCH FIVR FFFC_RFI_STATUS register
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//
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// Arguments:
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// None.
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// Return Value:
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// Package containing two ACPI integers- IPCS Status & PCH FIVR FFFC_RFI_STATUS register value
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//
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Method(GFCS, 0, Serialized)
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{
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//
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// Need to perform Logic Read (subcommand 0x00)
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//
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Store(IPCS(V_PMC_PWRM_IPC_CMD_COMMAND_FIVR, V_PMC_PWRM_IPC_CMD_CMD_ID_FIVR_READ, 0x8, V_PMC_PWRM_IPC_SUBCMD_FFFC_RFI_STATUS, 0, 0, 0), Local0)
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Store(\_SB.TPCH.PKGC(Local0), Local1)
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Return(Local1)
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}
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} // End TPCH device
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} // End Scope (\_SB)
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