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/******************************************************************************
*
* Copyright (C) 2002 - 2015 Xilinx, Inc.  All rights reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* Use of the Software is limited solely to applications:
* (a) running on a Xilinx device, or
* (b) that interact with a Xilinx device through a bus or interconnect.
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******************************************************************************/
/*****************************************************************************/
/**
*
* @file xiic_stats.c
* @addtogroup iic_v3_1
* @{
*
* Contains statistics functions for the XIic component.
*
* <pre>
* MODIFICATION HISTORY:
*
* Ver   Who  Date     Changes
* ----- --- ------- -----------------------------------------------
* 1.01b jhl 3/26/02 repartioned the driver
* 1.01c ecm 12/05/02 new rev
* 1.13a wgr 03/22/07 Converted to new coding style.
* 2.00a ktn 10/22/09 Converted all register accesses to 32 bit access.
*		     Updated to use the HAL APIs/macros.
*		     XIic_ClearStats function is updated as the
*		     macro XIIC_CLEAR_STATS has been removed.
* </pre>
*
****************************************************************************/
 
/***************************** Include Files *******************************/
 
#include "xiic.h"
#include "xiic_i.h"
 
/************************** Constant Definitions ***************************/
 
/**************************** Type Definitions *****************************/
 
/***************** Macros (Inline Functions) Definitions *******************/
 
/************************** Function Prototypes ****************************/
 
/************************** Variable Definitions **************************/
 
/*****************************************************************************/
/**
*
* Gets a copy of the statistics for an IIC device.
*
* @param	InstancePtr is a pointer to the XIic instance to be worked on.
* @param	StatsPtr is a pointer to a XIicStats structure which will get a
*		copy of current statistics.
*
* @return	None.
*
* @note		None.
*
****************************************************************************/
void XIic_GetStats(XIic *InstancePtr, XIicStats * StatsPtr)
{
	u8 NumBytes;
	u8 *SrcPtr;
	u8 *DestPtr;
 
	Xil_AssertVoid(InstancePtr->IsReady == XIL_COMPONENT_IS_READY);
	Xil_AssertVoid(InstancePtr != NULL);
	Xil_AssertVoid(StatsPtr != NULL);
 
	/*
	 * Setup pointers to copy the stats structure
	 */
	SrcPtr = (u8 *) &InstancePtr->Stats;
	DestPtr = (u8 *) StatsPtr;
 
	/*
	 * Copy the current statistics to the structure passed in
	 */
	for (NumBytes = 0; NumBytes < sizeof(XIicStats); NumBytes++) {
		*DestPtr++ = *SrcPtr++;
	}
}
 
/*****************************************************************************/
/**
*
* Clears the statistics for the IIC device by zeroing all counts.
*
* @param	InstancePtr is a pointer to the XIic instance to be worked on.
*
* @return	None.
*
* @note		None.
*
****************************************************************************/
void XIic_ClearStats(XIic *InstancePtr)
{
	u8 NumBytes;
	u8 *DestPtr;
 
	Xil_AssertVoid(InstancePtr->IsReady == XIL_COMPONENT_IS_READY);
	Xil_AssertVoid(InstancePtr != NULL);
 
	DestPtr = (u8 *)&InstancePtr->Stats;
	for (NumBytes = 0; NumBytes < sizeof(XIicStats); NumBytes++) {
		*DestPtr++ = 0;
	}
 
}
/** @} */