/* $Id: xuartlite_l.c,v 1.2 2005/01/04 18:06:01 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 2002 Xilinx Inc.*       All rights reserved.******************************************************************************//****************************************************************************//**** @file xuartlite_l.c** This file contains low-level driver functions that can be used to access the* device.  The user should refer to the hardware device specification for more* details of the device operation.* <pre>* MODIFICATION HISTORY:** Ver   Who  Date     Changes* ----- ---- -------- -----------------------------------------------* 1.00b rpm  04/25/02 First release* </pre>*******************************************************************************//***************************** Include Files *********************************/#include "xuartlite_l.h"/************************** Constant Definitions *****************************//**************************** Type Definitions *******************************//***************** Macros (Inline Functions) Definitions *********************//************************** Function Prototypes ******************************//************************** Variable Prototypes ******************************//****************************************************************************//**** This functions sends a single byte using the UART. It is blocking in that it* waits for the transmitter to become non-full before it writes the byte to* the transmit register.** @param    BaseAddress is the base address of the device* @param    Data is the byte of data to send** @return** None.** @note** None.*******************************************************************************/void XUartLite_SendByte(Xuint32 BaseAddress, Xuint8 Data){    while (XUartLite_mIsTransmitFull(BaseAddress));    XIo_Out32(BaseAddress + XUL_TX_FIFO_OFFSET, Data);}/****************************************************************************//**** This functions receives a single byte using the UART. It is blocking in that* it waits for the receiver to become non-empty before it reads from the* receive register.** @param    BaseAddress is the base address of the device** @return** The byte of data received.** @note** None.*******************************************************************************/Xuint8 XUartLite_RecvByte(Xuint32 BaseAddress){    while (XUartLite_mIsReceiveEmpty(BaseAddress));    return (Xuint8)XIo_In32(BaseAddress + XUL_RX_FIFO_OFFSET);}