VirtualBox

source: vbox/trunk/src/VBox/Devices/EFI/Firmware/ShellPkg/Library/UefiDpLib/Dp.h@ 75265

Last change on this file since 75265 was 58464, checked in by vboxsync, 9 years ago

EFI/Firmware: Export new files and directories.

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1/** @file
2 Common declarations for the Dp Performance Reporting Utility.
3
4 Copyright (c) 2009 - 2013, Intel Corporation. All rights reserved.
5 This program and the accompanying materials
6 are licensed and made available under the terms and conditions of the BSD License
7 which accompanies this distribution. The full text of the license may be found at
8 http://opensource.org/licenses/bsd-license.php
9
10 THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
11 WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
12**/
13
14#ifndef _EFI_APP_DP_H_
15#define _EFI_APP_DP_H_
16
17#include <Library/ShellLib.h>
18#include <ShellBase.h>
19
20#define DP_MAJOR_VERSION 2
21#define DP_MINOR_VERSION 4
22
23/**
24 * The value assigned to DP_DEBUG controls which debug output
25 * is generated. Set it to ZERO to disable.
26**/
27#define DP_DEBUG 0
28
29/**
30 * Set to 1 once Profiling has been implemented in order to enable
31 * profiling related options and report output.
32**/
33#define PROFILING_IMPLEMENTED 0
34
35#define DEFAULT_THRESHOLD 1000 ///< One millisecond.
36#define DEFAULT_DISPLAYCOUNT 50
37#define MAXIMUM_DISPLAYCOUNT 999999 ///< Arbitrary maximum reasonable number.
38
39#define PERF_MAXDUR 0xFFFFFFFFFFFFFFFFULL
40
41/// Determine whether 0 <= C < L. If L == 0, return true regardless of C.
42#define WITHIN_LIMIT( C, L) ( ((L) == 0) || ((C) < (L)) )
43
44/// Structure for storing Timer specific information.
45typedef struct {
46 UINT64 StartCount; ///< Value timer is initialized with.
47 UINT64 EndCount; ///< Value timer has just before it wraps.
48 UINT32 Frequency; ///< Timer count frequency in KHz.
49 BOOLEAN CountUp; ///< TRUE if the counter counts up.
50} TIMER_INFO;
51
52/** Initialize one PERF_CUM_DATA structure instance for token t.
53 *
54 * This parameterized macro takes a single argument, t, which is expected
55 * to resolve to a pointer to an ASCII string literal. This parameter may
56 * take any one of the following forms:
57 * - PERF_INIT_CUM_DATA("Token") A string literal
58 * - PERF_INIT_CUM_DATA(pointer) A pointer -- CHAR8 *pointer;
59 * - PERF_INIT_CUM_DATA(array) Address of an array -- CHAR8 array[N];
60**/
61#define PERF_INIT_CUM_DATA(t) { 0ULL, PERF_MAXDUR, 0ULL, (t), 0U }
62
63typedef struct {
64 UINT64 Duration; ///< Cumulative duration for this item.
65 UINT64 MinDur; ///< Smallest duration encountered.
66 UINT64 MaxDur; ///< Largest duration encountered.
67 CHAR8 *Name; ///< ASCII name of this item.
68 UINT32 Count; ///< Total number of measurements accumulated.
69} PERF_CUM_DATA;
70
71typedef struct {
72 UINT32 NumTrace; ///< Number of recorded TRACE performance measurements.
73 UINT32 NumProfile; ///< Number of recorded PROFILE performance measurements.
74 UINT32 NumIncomplete; ///< Number of measurements with no END value.
75 UINT32 NumSummary; ///< Number of summary section measurements.
76 UINT32 NumHandles; ///< Number of measurements with handles.
77 UINT32 NumPEIMs; ///< Number of measurements of PEIMs.
78 UINT32 NumGlobal; ///< Number of measurements with END value and NULL handle.
79} PERF_SUMMARY_DATA;
80
81typedef struct {
82 CONST VOID *Handle;
83 CONST CHAR8 *Token; ///< Measured token string name.
84 CONST CHAR8 *Module; ///< Module string name.
85 UINT64 StartTimeStamp; ///< Start time point.
86 UINT64 EndTimeStamp; ///< End time point.
87 UINT32 Identifier; ///< Identifier.
88} MEASUREMENT_RECORD;
89
90typedef struct {
91 CHAR8 *Name; ///< Measured token string name.
92 UINT64 CumulativeTime; ///< Accumulated Elapsed Time.
93 UINT64 MinTime; ///< Minimum Elapsed Time.
94 UINT64 MaxTime; ///< Maximum Elapsed Time.
95 UINT32 Count; ///< Number of measurements accumulated.
96} PROFILE_RECORD;
97
98#endif // _EFI_APP_DP_H_
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