1// Copyright (c) 2014, Intel Corporation
2// All rights reserved.
3//
4// Redistribution and use in source and binary forms, with or without
5// modification, are permitted provided that the following conditions are
6// met:
7//
8//     * Redistributions of source code must retain the above copyright
9// notice, this list of conditions and the following disclaimer.
10//     * Redistributions in binary form must reproduce the above
11// copyright notice, this list of conditions and the following disclaimer
12// in the documentation and/or other materials provided with the
13// distribution.
14//     * Neither the name of Intel Corporation nor the names of its
15// contributors may be used to endorse or promote products derived from
16// this software without specific prior written permission.
17//
18// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
19// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
20// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
21// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
22// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
23// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
24// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
25// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
26// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
28// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29
30#include <Windows.h>
31#include <string>
32
33typedef bool (*IPGInitialize) ();
34typedef bool (*IPGGetNumNodes) (int *nNodes);
35typedef bool (*IPGGetNumMsrs) (int *nMsr);
36typedef bool (*IPGGetMsrName) (int iMsr, wchar_t *szName);
37typedef bool (*IPGGetMsrFunc) (int iMsr, int *funcID);
38typedef bool (*IPGGetIAFrequency) (int iNode, int *freqInMHz);
39typedef bool (*IPGGetTDP) (int iNode, double *TDP);
40typedef bool (*IPGGetMaxTemperature) (int iNode, int *degreeC);
41typedef bool (*IPGGetTemperature) (int iNode, int *degreeC);
42typedef bool (*IPGReadSample) ();
43typedef bool (*IPGGetSysTime) (SYSTEMTIME *pSysTime);
44typedef bool (*IPGGetRDTSC) (UINT64 *TSC);
45typedef bool (*IPGGetTimeInterval) (double *offset);
46typedef bool (*IPGGetBaseFrequency) (int iNode, double *baseFrequency);
47typedef bool (*IPGGetPowerData) (int iNode, int iMSR, double *result, int *nResult);
48typedef bool (*IPGStartLog) (wchar_t *szFileName);
49typedef bool (*IPGStopLog) ();
50
51class CIntelPowerGadgetLib
52{
53public:
54	CIntelPowerGadgetLib(void);
55	~CIntelPowerGadgetLib(void);
56
57	bool IntelEnergyLibInitialize(void);
58	bool GetNumNodes(int * nNodes);
59	bool GetNumMsrs(int *nMsrs);
60	bool GetMsrName(int iMsr, wchar_t *szName);
61	bool GetMsrFunc(int iMsr, int *funcID);
62	bool GetIAFrequency(int iNode, int *freqInMHz);
63	bool GetTDP(int iNode, double *TDP);
64	bool GetMaxTemperature(int iNode, int *degreeC);
65	bool GetTemperature(int iNode, int *degreeC);
66	bool ReadSample();
67	bool GetSysTime(SYSTEMTIME *sysTime);
68	bool GetRDTSC(UINT64 *TSC);
69	bool GetTimeInterval(double *offset);
70	bool GetBaseFrequency(int iNode, double *baseFrequency);
71	bool GetPowerData(int iNode, int iMSR, double *results, int *nResult);
72	bool StartLog(wchar_t *szFilename);
73	bool StopLog();
74	std::string GetLastError();
75
76private:
77	IPGInitialize pInitialize;
78	IPGGetNumNodes pGetNumNodes;
79	IPGGetNumMsrs pGetNumMsrs;
80	IPGGetMsrName pGetMsrName;
81	IPGGetMsrFunc pGetMsrFunc;
82	IPGGetIAFrequency pGetIAFrequency;
83	IPGGetTDP pGetTDP;
84	IPGGetMaxTemperature pGetMaxTemperature;
85	IPGGetTemperature pGetTemperature;
86	IPGReadSample pReadSample;
87	IPGGetSysTime pGetSysTime;
88	IPGGetRDTSC pGetRDTSC;
89	IPGGetTimeInterval pGetTimeInterval;
90	IPGGetBaseFrequency pGetBaseFrequency;
91	IPGGetPowerData pGetPowerData;
92	IPGStartLog pStartLog;
93	IPGStopLog pStopLog;
94};
95
96