/******************************************************************************
*
* Copyright (C) 2002 - 2014 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
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* 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.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* XILINX CONSORTIUM BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
* OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*
* Except as contained in this notice, the name of the Xilinx shall not be used
* in advertising or otherwise to promote the sale, use or other dealings in
* this Software without prior written authorization from Xilinx.
*
******************************************************************************/
/*****************************************************************************/
/**
* @file xtmrctr_selftest_example.c
*
* This file contains a example for  using the Timer Counter hardware and
* driver
*
* @note
*
* None
*
* <pre>
* MODIFICATION HISTORY:
*
* Ver   Who  Date	 Changes
* ----- ---- -------- -----------------------------------------------
* 1.00a sv   04/25/05 Initial release for TestApp integration.
* 2.00a ktn  11/26/09 Minor changes as per coding guidelines.
* </pre>
*
*****************************************************************************/

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

#include "xparameters.h"
#include "xtmrctr.h"


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

/*
 * The following constants map to the XPAR parameters created in the
 * xparameters.h file. They are defined here such that a user can easily
 * change all the needed parameters in one place.
 */
#define TMRCTR_DEVICE_ID  XPAR_TMRCTR_0_DEVICE_ID

/*
 * This example only uses the 1st of the 2 timer counters contained in a
 * single timer counter hardware device
 */
#define TIMER_COUNTER_0	 0

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


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


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

int TmrCtrSelfTestExample(u16 DeviceId, u8 TmrCtrNumber);

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

XTmrCtr TimerCounter; /* The instance of the timer counter */


/*****************************************************************************/
/**
* Main function to call the example. This function is not included if the
* example is generated from the TestAppGen test tool.
*
* @param	None
*
* @return   XST_SUCCESS to indicate success, else XST_FAILURE to indicate
*		   a Failure.
*
* @note	 None
*
******************************************************************************/
#ifndef TESTAPP_GEN
int main(void)
{
	int Status;

	Status = TmrCtrSelfTestExample(TMRCTR_DEVICE_ID, TIMER_COUNTER_0);
	if (Status != XST_SUCCESS) {
		return XST_FAILURE;
	}

	return XST_SUCCESS;
}
#endif


/*****************************************************************************/
/**
*
* This function does a minimal test on the TmrCtr device and driver as a
* design example. The purpose of this function is to illustrate
* how to use the XTmrCtr component.
*
*
* @param	DeviceId is the XPAR_<TMRCTR_instance>_DEVICE_ID value from
*		xparameters.h
* @param	TmrCtrNumber is the timer counter of the device to operate on.
*		Each device may contain multiple timer counters.
*		The timer number is a zero based number with a range of
*		0 - (XTC_DEVICE_TIMER_COUNT - 1).
*
* @return	XST_SUCCESS if successful, XST_FAILURE if unsuccessful
*
* @note		None
*
****************************************************************************/
int TmrCtrSelfTestExample(u16 DeviceId, u8 TmrCtrNumber)
{
	int Status;
	XTmrCtr *TmrCtrInstancePtr = &TimerCounter;

	/*
	 * Initialize the TmrCtr driver so that it iss ready to use
	 */
	Status = XTmrCtr_Initialize(TmrCtrInstancePtr, DeviceId);
	if (Status != XST_SUCCESS) {
		return XST_FAILURE;
	}

	/*
	 * Perform a self-test to ensure that the hardware was built
	 * correctly, use the 1st timer in the device (0)
	 */
	Status = XTmrCtr_SelfTest(TmrCtrInstancePtr, TmrCtrNumber);
	if (Status != XST_SUCCESS) {
		return XST_FAILURE;
	}

	return XST_SUCCESS;
}