metrics.h

Lido PXA270平台开发板的最新BSP,包括源代码

/**************************************************************************
* Name         : metrics.h
* Created      : 22/09/2004
*
* Copyright    : 2004 by Imagination Technologies Limited. All rights reserved.
*              : No part of this software, either material or conceptual 
*              : may be copied or distributed, transmitted, transcribed,
*              : stored in a retrieval system or translated into any 
*              : human or computer language in any form by any means,
*              : electronic, mechanical, manual or other-wise, or 
*              : disclosed to third parties without the express written
*              : permission of Imagination Technologies Limited, Unit 8, HomePark
*              : Industrial Estate, King's Langley, Hertfordshire,
*              : WD4 8LZ, U.K.
*
* Platform     : ANSI
*
* $Log: metrics.h $
**************************************************************************/

#ifndef _METRICS_
#define _METRICS_


#if defined (__cplusplus)
extern "C" {
#endif


#if defined(DEBUG) || defined(TIMING)


typedef struct 
{
	IMG_UINT32 ui32Start;
	IMG_UINT32 ui32Stop;
	IMG_UINT32 ui32Total;
	IMG_UINT32 ui32Count;
} Temporal_Data;


extern Temporal_Data asTimers[]; 

extern IMG_UINT32 PVRSRVTimeNow(IMG_VOID);
extern IMG_VOID   PVRSRVSetupMetricTimers(PPVRSRV_DEV_INFO psDevInfo);
extern IMG_VOID   PVRSRVOutputMetricTotals(IMG_VOID);


#define PVRSRV_TIMER_DUMMY				0

#define PVRSRV_TIMER_EXAMPLE_1			1
#define PVRSRV_TIMER_EXAMPLE_2			2


#define PVRSRV_NUM_TIMERS		(PVRSRV_TIMER_EXAMPLE_2 + 1)

#define PVRSRV_TIME_START(X)	{ \
									asTimers[X].ui32Count += 1; \
									asTimers[X].ui32Count |= 0x80000000L; \
									asTimers[X].ui32Start = PVRSRVTimeNow(); \
									asTimers[X].ui32Stop  = 0; \
								}

#define PVRSRV_TIME_SUSPEND(X)	{ \
									asTimers[X].ui32Stop += PVRSRVTimeNow() - asTimers[X].ui32Start; \
								}

#define PVRSRV_TIME_RESUME(X)	{ \
									asTimers[X].ui32Start = PVRSRVTimeNow(); \
								}

#define PVRSRV_TIME_STOP(X)		{ \
									asTimers[X].ui32Stop  += PVRSRVTimeNow() - asTimers[X].ui32Start; \
									asTimers[X].ui32Total += asTimers[X].ui32Stop; \
									asTimers[X].ui32Count &= 0x7FFFFFFFL; \
								}

#define PVRSRV_TIME_RESET(X)	{ \
									asTimers[X].ui32Start = 0; \
									asTimers[X].ui32Stop  = 0; \
									asTimers[X].ui32Total = 0; \
									asTimers[X].ui32Count = 0; \
								}


#else /* DLL_METRIC */


#define PVRSRV_TIME_START(X)
#define PVRSRV_TIME_SUSPEND(X)
#define PVRSRV_TIME_RESUME(X)
#define PVRSRV_TIME_STOP(X)
#define PVRSRV_TIME_RESET(X)

#define PVRSRVSetupMetricTimers(X)
#define PVRSRVOutputMetricTotals()


#endif /* defined(DEBUG) || defined(TIMING) */

#if defined(__cplusplus)
}
#endif


#endif /* _METRICS_ */

/**************************************************************************
 End of file (metrics.h)
**************************************************************************/