xtemac_stats.c

来自「xilinx trimode mac driver for linux」· C语言 代码 · 共 99 行

/* $Id: */
/******************************************************************************
*
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*       (c) Copyright 2005-2006 Xilinx Inc.
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* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
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* option) any later version.
*
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******************************************************************************/
/*****************************************************************************/
/**
*
* @file xtemac_stats.c
*
* Functions in this file implement statistics related functionality.
* See xtemac.h for a detailed description of the driver.
*
* <pre>
* MODIFICATION HISTORY:
*
* Ver   Who  Date     Changes
* ----- ---- -------- -------------------------------------------------------
* 1.00a rmm  06/01/05 First release
* 2.00a rmm  11/21/05 Changed copyright
* </pre>
******************************************************************************/

/***************************** Include Files *********************************/

#include "xtemac.h"

/************************** Constant Definitions *****************************/


/**************************** Type Definitions *******************************/


/***************** Macros (Inline Functions) Definitions *********************/


/************************** Function Prototypes ******************************/


/************************** Variable Definitions *****************************/


/*****************************************************************************/
/**
* Get a current copy of the software maintained statistics. See
* XTemac_SoftStats structure for information on what counters are maintained.
*
* @param InstancePtr is a pointer to the instance to be worked on.
* @param StatsPtr is an output parameter, and is a pointer to a stats buffer
*        into which the current statistics will be copied.
*
******************************************************************************/
void XTemac_GetSoftStats(XTemac *InstancePtr, XTemac_SoftStats *StatsPtr)
{
    XASSERT_VOID(InstancePtr != NULL);
    XASSERT_VOID(StatsPtr != NULL);

    memcpy(StatsPtr, &InstancePtr->Stats, sizeof(XTemac_SoftStats));
}


/*****************************************************************************/
/**
* Zero out the software maintained statistics counters.
*
* @param InstancePtr is a pointer to the instance to be worked on.
*
******************************************************************************/
void XTemac_ClearSoftStats(XTemac *InstancePtr)
{
    XASSERT_VOID(InstancePtr != NULL);

    memset(&InstancePtr->Stats, 0, sizeof(XTemac_SoftStats));
}