9d510e61fc
https://bugzilla.tianocore.org/show_bug.cgi?id=1373 Replace BSD 2-Clause License with BSD+Patent License. This change is based on the following emails: https://lists.01.org/pipermail/edk2-devel/2019-February/036260.html https://lists.01.org/pipermail/edk2-devel/2018-October/030385.html RFCs with detailed process for the license change: V3: https://lists.01.org/pipermail/edk2-devel/2019-March/038116.html V2: https://lists.01.org/pipermail/edk2-devel/2019-March/037669.html V1: https://lists.01.org/pipermail/edk2-devel/2019-March/037500.html Contributed-under: TianoCore Contribution Agreement 1.1 Signed-off-by: Michael D Kinney <michael.d.kinney@intel.com> Reviewed-by: Hao Wu <hao.a.wu@intel.com> Reviewed-by: Jian J Wang <jian.j.wang@intel.com>
73 lines
3.1 KiB
C
73 lines
3.1 KiB
C
/** @file
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Performance measurement protocol, allows logging performance data.
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Copyright (c) 2017, Microsoft Corporation<BR>
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Copyright (c) 2018, Intel Corporation. All rights reserved.<BR>
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SPDX-License-Identifier: BSD-2-Clause-Patent
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**/
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#ifndef _PERFORMANCE_MEASUREMENT_H_
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#define _PERFORMANCE_MEASUREMENT_H_
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//
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// GUID for Performance measurement Protocol
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//
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#define PERFORMANCE_MEASUREMENT_PROTOCOL_GUID \
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{ 0xc85d06be, 0x5f75, 0x48ce, {0xa8, 0x0f, 0x12, 0x36, 0xba, 0x3b, 0x87, 0xb1 } }
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#define SMM_PERFORMANCE_MEASUREMENT_PROTOCOL_GUID \
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{ 0xd56b6d73, 0x1a7b, 0x4015, {0x9b, 0xb4, 0x7b, 0x07, 0x17, 0x29, 0xed, 0x24 } }
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typedef struct _EDKII_PERFORMANCE_MEASUREMENT_PROTOCOL EDKII_PERFORMANCE_MEASUREMENT_PROTOCOL;
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typedef enum {
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PerfStartEntry, // used in StartPerformanceMeasurement()/StartPerformanceMeasurementEx()
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// (map to PERF_START/PERF_START_EX)
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PerfEndEntry, // used in EndPerformanceMeasurement()/EndPerformanceMeasurementEx()
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// (map to PERF_END/PERF_END_EX)
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PerfEntry // used in LogPerformanceMeasurement()
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// (map to other Perf macros except above 4 macros)
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} PERF_MEASUREMENT_ATTRIBUTE;
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/**
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Create performance record with event description and a timestamp.
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@param CallerIdentifier - Image handle or pointer to caller ID GUID.
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@param Guid - Pointer to a GUID.
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@param String - Pointer to a string describing the measurement.
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@param TimeStamp - 64-bit time stamp.
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@param Address - Pointer to a location in memory relevant to the measurement.
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@param Identifier - Performance identifier describing the type of measurement.
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@param Attribute - The attribute of the measurement. According to attribute can create a start
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record for PERF_START/PERF_START_EX, or a end record for PERF_END/PERF_END_EX,
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or a general record for other Perf macros.
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@retval EFI_SUCCESS - Successfully created performance record.
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@retval EFI_OUT_OF_RESOURCES - Ran out of space to store the records.
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@retval EFI_INVALID_PARAMETER - Invalid parameter passed to function - NULL
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pointer or invalid PerfId.
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**/
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typedef
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EFI_STATUS
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(EFIAPI *CREATE_PERFORMANCE_MEASUREMENT)(
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IN CONST VOID *CallerIdentifier, OPTIONAL
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IN CONST VOID *Guid, OPTIONAL
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IN CONST CHAR8 *String, OPTIONAL
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IN UINT64 TimeStamp, OPTIONAL
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IN UINT64 Address, OPTIONAL
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IN UINT32 Identifier,
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IN PERF_MEASUREMENT_ATTRIBUTE Attribute
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);
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struct _EDKII_PERFORMANCE_MEASUREMENT_PROTOCOL {
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CREATE_PERFORMANCE_MEASUREMENT CreatePerformanceMeasurement;
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};
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extern EFI_GUID gEdkiiPerformanceMeasurementProtocolGuid;
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extern EFI_GUID gEdkiiSmmPerformanceMeasurementProtocolGuid;
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#endif // _PERFORMANCE_MEASUREMENT_H_
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