embeddedsw/XilinxProcessorIPLib/drivers/cresample/src/xcresample_sinit.c
Durga challa 86241705f9 cresample: Added files to cresample.
Added source files,example files, Modified .tcl file.

Signed-off-by: Durga challa <vnsldurg@xilinx.com>
Acked-by: Srikanth Vemula <svemula@xilinx.com>
2014-09-26 19:50:13 +05:30

113 lines
4 KiB
C
Executable file

/******************************************************************************
*
* 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.
*
* <pre>
* MODIFICATION HISTORY:
*
* Ver Who Date Changes
* ----- ------- -------- --------------------------------------------------
* 4.0 adk 03/12/14 First release.
* Implemented XCresample_LookupConfig function.
*
* </pre>
*
******************************************************************************/
/***************************** 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, <i>DeviceId</i>. 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
* <i>DeviceId</i>, 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;
}