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[/] [xenie/] [trunk/] [examples/] [Eth_example/] [mb_fw/] [drivers/] [iic_v3_4/] [src/] [xiic_stats.c] - Blame information for rev 4

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1 4 DFC 
/******************************************************************************
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*
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* Copyright (C) 2002 - 2015 Xilinx, Inc.  All rights reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* Use of the Software is limited solely to applications:
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* (a) running on a Xilinx device, or
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* (b) that interact with a Xilinx device through a bus or interconnect.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* XILINX  BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
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* OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*
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* Except as contained in this notice, the name of the Xilinx shall not be used
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* in advertising or otherwise to promote the sale, use or other dealings in
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* this Software without prior written authorization from Xilinx.
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*
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******************************************************************************/
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/*****************************************************************************/
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/**
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*
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* @file xiic_stats.c
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* @addtogroup iic_v3_1
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* @{
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*
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* Contains statistics functions for the XIic component.
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*
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* <pre>
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* MODIFICATION HISTORY:
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*
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* Ver   Who  Date     Changes
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* ----- --- ------- -----------------------------------------------
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* 1.01b jhl 3/26/02 repartioned the driver
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* 1.01c ecm 12/05/02 new rev
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* 1.13a wgr 03/22/07 Converted to new coding style.
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* 2.00a ktn 10/22/09 Converted all register accesses to 32 bit access.
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*                    Updated to use the HAL APIs/macros.
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*                    XIic_ClearStats function is updated as the
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*                    macro XIIC_CLEAR_STATS has been removed.
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* </pre>
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*
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****************************************************************************/
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/***************************** Include Files *******************************/
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#include "xiic.h"
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#include "xiic_i.h"
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/************************** Constant Definitions ***************************/
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/**************************** Type Definitions *****************************/
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/***************** Macros (Inline Functions) Definitions *******************/
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/************************** Function Prototypes ****************************/
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/************************** Variable Definitions **************************/
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/*****************************************************************************/
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/**
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*
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* Gets a copy of the statistics for an IIC device.
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*
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* @param        InstancePtr is a pointer to the XIic instance to be worked on.
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* @param        StatsPtr is a pointer to a XIicStats structure which will get a
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*               copy of current statistics.
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*
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* @return       None.
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*
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* @note         None.
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*
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****************************************************************************/
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void XIic_GetStats(XIic *InstancePtr, XIicStats * StatsPtr)
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{
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        u8 NumBytes;
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        u8 *SrcPtr;
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        u8 *DestPtr;
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        Xil_AssertVoid(InstancePtr->IsReady == XIL_COMPONENT_IS_READY);
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        Xil_AssertVoid(InstancePtr != NULL);
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        Xil_AssertVoid(StatsPtr != NULL);
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        /*
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         * Setup pointers to copy the stats structure
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         */
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        SrcPtr = (u8 *) &InstancePtr->Stats;
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        DestPtr = (u8 *) StatsPtr;
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        /*
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         * Copy the current statistics to the structure passed in
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         */
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        for (NumBytes = 0; NumBytes < sizeof(XIicStats); NumBytes++) {
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                *DestPtr++ = *SrcPtr++;
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        }
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}
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/*****************************************************************************/
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/**
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*
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* Clears the statistics for the IIC device by zeroing all counts.
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*
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* @param        InstancePtr is a pointer to the XIic instance to be worked on.
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*
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* @return       None.
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*
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* @note         None.
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*
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****************************************************************************/
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void XIic_ClearStats(XIic *InstancePtr)
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{
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        u8 NumBytes;
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        u8 *DestPtr;
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        Xil_AssertVoid(InstancePtr->IsReady == XIL_COMPONENT_IS_READY);
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        Xil_AssertVoid(InstancePtr != NULL);
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        DestPtr = (u8 *)&InstancePtr->Stats;
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        for (NumBytes = 0; NumBytes < sizeof(XIicStats); NumBytes++) {
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                *DestPtr++ = 0;
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        }
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}
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/** @} */

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