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/*
* Copyright (c) 2007-2009 NVIDIA Corporation.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* Neither the name of the NVIDIA Corporation nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
*/
#ifndef INCLUDED_NVOS_TRACE_H
#define INCLUDED_NVOS_TRACE_H
#define NVOS_TRACE 0
#ifdef __cplusplus
extern "C"
{
#endif /* __cplusplus */
/**
* The nvos_trace.txt is a nvos trace file to collect aggregate statistics
* about how system calls and resources are used in higher-level software.
* It has format:
* NvOsFunctionName , CallingFile , CallingLine , CallTime , Data
* NvOsFunctionName is the function name
* CallingFile and CallingLine are just the __FILE__ and __LINE__ parameters.
* CallTime is a NvU32 storing time in miliseconds.
* Data is a function-specific data parameter. For MutexLock and MutexUnlock
* this would be the mutex handle. For NvOsAlloc * and NvOsFree this
* would be the allocated address.
*
*/
/**
* opens the trace file nvos_trace.txt
*
* This function should be called via a macro so that it may be compiled out.
*
*/
void
NvOsTraceLogStart(void);
/**
* closes the trace file nvos_trace.txt.
*
* This function should be called via a macro so that it may be compiled out.
*/
void
NvOsTraceLogEnd(void);
/**
* emits a string to the trace file nvos_trace.txt
*
* @param format Printf style argument format string
*
* This function should be called via a macro so that it may be compiled out.
*
*/
void
NvOsTraceLogPrintf( const char *format, ... );
/**
* Helper macro to go along with NvOsTraceLogPrintf. Usage:
* NVOS_TRACE_LOG_PRINTF(("foo: %s\n", bar));
* The NvOs trace log prints will be disabled by default in all builds, debug
* and release.
* Note the use of double parentheses.
*
* To enable NvOs trace log prints
* #define NVOS_TRACE 1
*/
#if NVOS_TRACE
#define NVOS_TRACE_LOG_PRINTF(a) NvOsTraceLogPrintf a
#define NVOS_TRACE_LOG_START \
do { \
NvOsTraceLogStart(); \
} while (0);
#define NVOS_TRACE_LOG_END \
do { \
NvOsTraceLogEnd(); \
} while (0);
#else
#define NVOS_TRACE_LOG_PRINTF(a) (void)0
#define NVOS_TRACE_LOG_START (void)0
#define NVOS_TRACE_LOG_END (void)0
#endif
#ifdef __cplusplus
}
#endif /* __cplusplus */
#endif /* NVOS_TRACE_H */
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