2c8f92039d
Added initial support Xilinx Embedded Software. Signed-off-by: Jagannadha Sutradharudu Teki <jaganna@xilinx.com>
152 lines
4.7 KiB
C
Executable file
152 lines
4.7 KiB
C
Executable file
/******************************************************************************
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*
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* Copyright (C) 2002 - 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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*
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* @file xuartns550_selftest_example.c
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*
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* This file contains a design example using the Uart 16450/550 driver
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* (XUartNs550) and hardware device using polled mode.
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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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* <pre>
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* Ver Who Date Changes
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* ----- ---- -------- -----------------------------------------------
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* 1.00a sv 10/07/05 Created for Test App integration
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* 2.00a ktn 10/20/09 Updated to use HAL processor APIs and minor modifications
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* as per coding guidelines.
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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 "xuartns550.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 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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#ifndef TESTAPP_GEN
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#define UART_DEVICE_ID XPAR_UARTNS550_0_DEVICE_ID
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#endif
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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 UartNs550SelfTestExample(u16 DeviceId);
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/************************** Variable Definitions *****************************/
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XUartNs550 UartNs550; /* Instance of the UART Device */
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/*****************************************************************************/
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/**
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*
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* Main function to call the example. This function is not included if the
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* example is generated from the TestAppGen test tool.
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*
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* @param None.
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*
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* @return XST_SUCCESS if succesful, 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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#ifndef TESTAPP_GEN
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int main(void)
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{
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int Status;
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/*
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* Run the UartNs550 selftest example
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*/
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Status = UartNs550SelfTestExample(UART_DEVICE_ID);
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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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#endif
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/*****************************************************************************/
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/**
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*
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* This function does a minimal test on the UartNs550 device and driver as a
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* design example. The purpose of this function is to illustrate how to use the
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* XUartNs550 component.
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*
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*
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* @param DeviceId is the XPAR_<uartns550_instance>_DEVICE_ID value from
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* xparameters.h.
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*
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* @return XST_SUCCESS if succesful, 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 UartNs550SelfTestExample(u16 DeviceId)
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{
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int Status;
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/*
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* Initialize the UartNs550 driver so that it's ready to use
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*/
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Status = XUartNs550_Initialize(&UartNs550, DeviceId);
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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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* Perform a self-test to ensure that the hardware was built correctly
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*/
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Status = XUartNs550_SelfTest(&UartNs550);
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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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