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/******************************************************************************
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*
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* Copyright (C) 2010 - 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 xaxidma_sinit.c
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* @addtogroup axidma_v9_0
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* @{
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*
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* Look up the hardware settings using device ID. The hardware setting is inside
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* the configuration table in xaxidma_g.c, generated automatically by XPS or
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* manually by the user.
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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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* 1.00a jz 08/16/10 First release
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* 2.00a jz 08/10/10 Second release, added in xaxidma_g.c, xaxidma_sinit.c,
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* updated tcl file, added xaxidma_porting_guide.h
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* 3.00a jz 11/22/10 Support IP core parameters change
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* 5.00a srt 08/29/11 Removed a compiler warning
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*
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* </pre>
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*
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******************************************************************************/
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/***************************** Include Files *********************************/
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#include "xparameters.h"
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#include "xaxidma.h"
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/*****************************************************************************/
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/**
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* Look up the hardware configuration for a device instance
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*
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* @param DeviceId is the unique device ID of the device to lookup for
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*
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* @return
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* The configuration structure for the device. If the device ID is
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* not found,a NULL pointer is returned.
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*
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* @note None
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*
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******************************************************************************/
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XAxiDma_Config *XAxiDma_LookupConfig(u32 DeviceId)
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{
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extern XAxiDma_Config XAxiDma_ConfigTable[];
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XAxiDma_Config *CfgPtr;
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u32 Index;
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CfgPtr = NULL;
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for (Index = 0; Index < XPAR_XAXIDMA_NUM_INSTANCES; Index++) {
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if (XAxiDma_ConfigTable[Index].DeviceId == DeviceId) {
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CfgPtr = &XAxiDma_ConfigTable[Index];
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break;
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}
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}
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return CfgPtr;
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}
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/** @} */
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