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.
45 typedef 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 
63 typedef 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 
71 typedef 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 
81 typedef 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 
90 typedef 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_
99