/****************************************************************************** * * Copyright (C) 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 xcresample_sinit.c * * This file contains initialization methods for Xilinx Chroma Resampler core. * *
* MODIFICATION HISTORY:
*
* Ver   Who     Date     Changes
* ----- ------- -------- --------------------------------------------------
* 4.0   adk     03/12/14 First release.
*                        Implemented XCresample_LookupConfig function.
*
* 
* ******************************************************************************/ /***************************** Include Files *********************************/ #include "xparameters.h" #include "xcresample.h" /************************** Constant Definitions *****************************/ /**************************** Type Definitions *******************************/ /***************** Macros (Inline Functions) Definitions *********************/ /************************** Function Prototypes ******************************/ /************************** Variable Declaration *****************************/ /************************** Function Definitions *****************************/ /*****************************************************************************/ /** * * This function returns a reference to an XCresample_Config structure based on * the unique device id, DeviceId. The return value will refer to an * entry in the device configuration table defined in the xcresample_g.c file. * * @param DeviceId is the unique device ID of the device for the lookup * operation. * * @return XCresample_LookupConfig returns a reference to a config record * in the configuration table (in xcresample_g.c) corresponding to * DeviceId, or NULL if no match is found. * * @note None. * ******************************************************************************/ XCresample_Config *XCresample_LookupConfig(u16 DeviceId) { extern XCresample_Config XCresample_ConfigTable[XPAR_CRESAMPLE_NUM_INSTANCES]; u32 Index; XCresample_Config *CfgPtr = NULL; /* * Checking for which instance's device id is * matching with our device id */ for (Index = (u32)0x0; Index < (u32)(XPAR_CRESAMPLE_NUM_INSTANCES); Index++) { /* If device ids are equal assign address to CfgPtr */ if (XCresample_ConfigTable[Index].DeviceId == DeviceId) { CfgPtr = &XCresample_ConfigTable[Index]; break; } } return (XCresample_Config *)CfgPtr; }