2c8f92039d
Added initial support Xilinx Embedded Software. Signed-off-by: Jagannadha Sutradharudu Teki <jaganna@xilinx.com>
162 lines
5 KiB
C
Executable file
162 lines
5 KiB
C
Executable file
/******************************************************************************
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*
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* Copyright (C) 2011 - 2014 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 THE
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* XILINX CONSORTIUM 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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* @file xwdtps_selftest_example.c
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*
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* This file contains a design example using the System Watchdog Timer driver
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* (XWdtPs) and hardware device.
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*
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* @note
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*
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* None.
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*
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* MODIFICATION HISTORY:
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*
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*<pre>
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* Ver Who Date Changes
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* ----- ------ -------- ---------------------------------------------
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* 1.00a sdm 05/27/11 First release
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*</pre>
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******************************************************************************/
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/***************************** Include Files *********************************/
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#include "xparameters.h"
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#include "xwdtps.h"
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#include "xil_printf.h"
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/************************** Constant Definitions *****************************/
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/*
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* The following constants map to the XPAR parameters created in the
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* xparameters.h file. They are only defined here such that a user can easily
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* change all the needed parameters in one place.
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*/
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#define WDT_DEVICE_ID XPAR_XWDTPS_0_DEVICE_ID
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/**************************** Type Definitions *******************************/
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/***************** Macros (Inline Functions) Definitions *********************/
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/************************** Function Prototypes ******************************/
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int WdtPsSelfTestExample(u16 DeviceId);
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/************************** Variable Definitions *****************************/
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XWdtPs Watchdog; /* Instance of WatchDog Timer */
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/*****************************************************************************/
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/**
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* Main function to call the self test example.
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*
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* @param None
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*
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* @return XST_SUCCESS if successful, XST_FAILURE if unsuccessful
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*
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* @note None
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*
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******************************************************************************/
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#ifndef TESTAPP_GEN
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int main(void)
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{
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int Status;
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xil_printf("WDT SelfTest Example Test\r\n");
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/*
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* Call the example , specify the device ID that is generated in
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* xparameters.h.
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*/
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Status = WdtPsSelfTestExample(WDT_DEVICE_ID);
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if (Status != XST_SUCCESS) {
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xil_printf("WDT SelfTest Example Test Failed\r\n");
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return XST_FAILURE;
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}
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xil_printf("Successfully ran WDT SelfTest Example Test\r\n");
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return XST_SUCCESS;
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}
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#endif
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/*****************************************************************************/
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/**
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* This function does a minimal test on the watchdog timer device and driver
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* as a design example. The purpose of this function is to illustrate how to use
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* the XWdtPs driver.
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*
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* This function may require some time (seconds or even minutes) to execute
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* because it waits for the watchdog timer to expire.
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*
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* @param DeviceId is the unique device id of the device.
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*
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* @return XST_SUCCESS if successful, otherwise XST_FAILURE.
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*
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* @note None.
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*
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****************************************************************************/
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int WdtPsSelfTestExample(u16 DeviceId)
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{
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int Status;
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XWdtPs_Config *ConfigPtr;
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/*
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* Initialize the watchdog timer so that it is ready to use
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*/
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ConfigPtr = XWdtPs_LookupConfig(DeviceId);
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if (NULL == ConfigPtr) {
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return XST_FAILURE;
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}
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/*
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* This is where the virtual address would be used, this example
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* uses physical address.
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*/
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Status = XWdtPs_CfgInitialize(&Watchdog, ConfigPtr,
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ConfigPtr->BaseAddress);
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if (Status != XST_SUCCESS) {
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return XST_FAILURE;
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}
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/*
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* Run the SelfTest
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*/
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Status = XWdtPs_SelfTest(&Watchdog);
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if (Status != XST_SUCCESS) {
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return XST_FAILURE;
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}
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return XST_SUCCESS;
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}
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