/* $Id: xuartlite_sinit.c,v 1.1 2006/02/17 22:36:36 moleres Exp $ *//*******************************************************************************       XILINX IS PROVIDING THIS DESIGN, CODE, OR INFORMATION "AS IS"*       AS A COURTESY TO YOU, SOLELY FOR USE IN DEVELOPING PROGRAMS AND*       SOLUTIONS FOR XILINX DEVICES.  BY PROVIDING THIS DESIGN, CODE,*       OR INFORMATION AS ONE POSSIBLE IMPLEMENTATION OF THIS FEATURE,*       APPLICATION OR STANDARD, XILINX IS MAKING NO REPRESENTATION*       THAT THIS IMPLEMENTATION IS FREE FROM ANY CLAIMS OF INFRINGEMENT,*       AND YOU ARE RESPONSIBLE FOR OBTAINING ANY RIGHTS YOU MAY REQUIRE*       FOR YOUR IMPLEMENTATION.  XILINX EXPRESSLY DISCLAIMS ANY*       WARRANTY WHATSOEVER WITH RESPECT TO THE ADEQUACY OF THE*       IMPLEMENTATION, INCLUDING BUT NOT LIMITED TO ANY WARRANTIES OR*       REPRESENTATIONS THAT THIS IMPLEMENTATION IS FREE FROM CLAIMS OF*       INFRINGEMENT, IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS*       FOR A PARTICULAR PURPOSE.**       (c) Copyright 2005 Xilinx Inc.*       All rights reserved.******************************************************************************//****************************************************************************//**** @file xuartlite_sinit.c** The implementation of the XUartLite component's static initialzation* functionality.** <pre>* MODIFICATION HISTORY:** Ver   Who  Date     Changes* ----- ---- -------- -----------------------------------------------* 1.01a jvb  10/13/05 First release* </pre>******************************************************************************//***************************** Include Files ********************************/#include "xstatus.h"#include "xparameters.h"#include "xuartlite_i.h"/************************** Constant Definitions ****************************//**************************** Type Definitions ******************************//***************** Macros (Inline Functions) Definitions ********************//************************** Variable Definitions ****************************//************************** Function Prototypes *****************************//****************************************************************************** Looks up the device configuration based on the unique device ID.  The table* UartliteConfigTable contains the configuration info for each device in the* system.** @param DeviceId is the unique device ID to match on.** @return** A pointer to the configuration data for the device, or XNULL if no match* was found.** @note** None.*******************************************************************************/XUartLite_Config *XUartLite_LookupConfig(Xuint16 DeviceId){    XUartLite_Config *CfgPtr = XNULL;    int i;    for (i=0; i < XPAR_XUARTLITE_NUM_INSTANCES; i++)    {        if (XUartLite_ConfigTable[i].DeviceId == DeviceId)        {            CfgPtr = &XUartLite_ConfigTable[i];            break;        }    }    return CfgPtr;}/****************************************************************************//**** Initialize a XUartLite instance.  The receive and transmit FIFOs of the* UART are not flushed, so the user may want to flush them. The hardware* device does not have any way to disable the receiver such that any valid* data may be present in the receive FIFO.  This function disables the UART* interrupt. The baudrate and format of the data are fixed in the hardware* at hardware build time.** @param    InstancePtr is a pointer to the XUartLite instance to be worked on.* @param    DeviceId is the unique id of the device controlled by this*           XUartLite instance.  Passing in a device id associates the*           generic XUartLite instance to a specific device, as chosen by*           the caller or application developer.** @return** - XST_SUCCESS if everything starts up as expected.* - XST_DEVICE_NOT_FOUND if the device is not found in the configuration table.** @note** None.******************************************************************************/XStatus XUartLite_Initialize(XUartLite *InstancePtr, Xuint16 DeviceId){    XUartLite_Config *ConfigPtr;    /*     * Assert validates the input arguments     */    XASSERT_NONVOID(InstancePtr != XNULL);    /*     * Lookup the device configuration in the configuration table. Use this     * configuration info when initializing this component.     */    ConfigPtr = XUartLite_LookupConfig(DeviceId);    if (ConfigPtr == (XUartLite_Config *)XNULL)    {        return XST_DEVICE_NOT_FOUND;    }    return XUartLite_CfgInitialize(InstancePtr, ConfigPtr, ConfigPtr->RegBaseAddr);}