71 lines
2.8 KiB
C
71 lines
2.8 KiB
C
/** @file
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This file contains CPU Gnvs Struct specific to processor
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@copyright
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INTEL CONFIDENTIAL
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Copyright 1999 - 2017 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 an 'Intel Peripheral Driver' and is uniquely identified as
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"Intel Reference Module" and is licensed for Intel CPUs and chipsets under
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the terms of your license agreement with Intel or your vendor. This file may
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be modified by the user, subject to additional terms of the license agreement.
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@par Specification Reference:
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**/
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#ifndef _POWER_MGMT_NVS_STRUCT_H_
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#define _POWER_MGMT_NVS_STRUCT_H_
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#include <CpuNvsAreaDef.h>
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//
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// Processor Power Management GlobalNvs Revisions
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//
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#define CPU_NVS_AREA_REVISION 1
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typedef struct _CPU_NVS_AREA_CONFIG {
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CPU_NVS_AREA *Area;
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} CPU_NVS_AREA_CONFIG;
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typedef struct _FVID_HEADER {
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UINT32 Stepping; ///< Matches value returned by CPUID function 1
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UINT16 MaxBusRatio; ///< Matches BUS_RATIO_MAX field in PERF_STS_MSR
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UINT16 EistStates; ///< Number of states of FVID (N)
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} FVID_HEADER;
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typedef struct _FVID_STATE {
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UINT32 State; ///< State Number (0 - N-1)
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UINT16 BusRatio; ///< BUS_RATIO_SEL value to be written to PERF_CTL
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UINT32 Power; ///< Typical power consumed by CPU in this state
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UINT32 Limit16State; ///< State Number (0 - N-1) with limit 16 P-states
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UINT16 Limit16BusRatio; ///< BUS_RATIO_SEL value to be written to PERF_CTL with limit 16 P-states
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UINT32 Limit16Power; ///< Typical power consumed by CPU in this state with limit 16 P-states
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} FVID_STATE;
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typedef union _FVID_TABLE {
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FVID_HEADER FvidHeader;
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FVID_STATE FvidState;
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UINT64 FvidData;
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} FVID_TABLE;
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#endif
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