/****************************************************************************** * * 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 xrgb2ycrcb_sinit.c * * This file contains static initialization function for RGB2YCRCB core. * *
* MODIFICATION HISTORY: * * Ver Who Date Changes * ----- ------ -------- -------------------------------------------------- * 7.0 adk 01/28/14 First release. * Implemented following function: * XRgb2YCrCb_LookupConfig. ** ******************************************************************************/ /***************************** Include Files *********************************/ #include "xrgb2ycrcb.h" #include "xparameters.h" /************************** Constant Definitions *****************************/ /***************** Macros (Inline Functions) Definitions *********************/ /**************************** Type Definitions *******************************/ /************************** Function Prototypes ******************************/ /************************** Variable Definitions *****************************/ /************************** Function Definitions *****************************/ /*****************************************************************************/ /** * * This function returns a reference to an XRgb2YCrCb_Config structure * based on the unique core id, DeviceId. The return value will refer * to an entry in the core configuration table defined in the xrgb2ycrcb_g.c * file. * * @param DeviceId is the unique core ID of the core for the lookup * operation. * * @return XRgb2YCrCb_LookupConfig returns a reference to a config record * in the configuration table (in xrgb2ycrcb_g.c) corresponding to * DeviceId, or NULL if no match is found. * * @note None. * ******************************************************************************/ XRgb2YCrCb_Config *XRgb2YCrCb_LookupConfig(u16 DeviceId) { u32 Index; XRgb2YCrCb_Config *CfgPtr = NULL; extern XRgb2YCrCb_Config XRgb2YCrCb_ConfigTable[XPAR_RGB2YCRCB_NUM_INSTANCES]; /* Get the reference pointer to XRgb2YCrCb_Config structure */ for (Index = (u32)0x0; Index < (u32)(XPAR_RGB2YCRCB_NUM_INSTANCES); Index++) { /* Compare device Id with configTable's device Id */ if (XRgb2YCrCb_ConfigTable[Index].DeviceId == DeviceId) { CfgPtr = &XRgb2YCrCb_ConfigTable[Index]; break; } } return (XRgb2YCrCb_Config *)CfgPtr; }