/* ---------------------------------------------------------------------------- *         ATMEL Microcontroller Software Support  -  ROUSSET  - * ---------------------------------------------------------------------------- * Copyright (c) 2006, Atmel Corporation * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are met: * * - Redistributions of source code must retain the above copyright notice, * this list of conditions and the disclaiimer below. * * - Redistributions in binary form must reproduce the above copyright notice, * this list of conditions and the disclaimer below in the documentation and/or * other materials provided with the distribution. * * Atmel's name may not be used to endorse or promote products derived from * this software without specific prior written permission. * * DISCLAIMER: THIS SOFTWARE IS PROVIDED BY ATMEL "AS IS" AND ANY EXPRESS OR * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT ARE * DISCLAIMED. IN NO EVENT SHALL ATMEL BE LIABLE FOR ANY DIRECT, INDIRECT, * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, * OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * ---------------------------------------------------------------------------- * File Name           : debug.c * Object              : * Creation            : ODi Apr 19th 2006 *----------------------------------------------------------------------------- */#include "../include/part.h"#include "../include/main.h"#ifdef CFG_DEBUG/* Write DBGU register */static inline void write_dbgu(unsigned int offset, const unsigned int value){	writel(value, offset + AT91C_BASE_DBGU);}/* Read DBGU registers */static inline unsigned int read_dbgu( unsigned int offset){	return readl(offset + AT91C_BASE_DBGU);}//*----------------------------------------------------------------------------//* \fn    dbg_init//* \brief This function is used to configure the DBGU COM port//*----------------------------------------------------------------------------*/void dbg_init(unsigned int baudrate){	/* Disable interrupts */	write_dbgu(US_IDR, -1);	/* Reset the receiver and transmitter */	write_dbgu(US_CR, AT91C_US_RSTRX | AT91C_US_RSTTX | AT91C_US_RXDIS  | AT91C_US_TXDIS);	/* Configure the baudrate */	write_dbgu(US_BRGR, baudrate);	/* Configure USART in Asynchronous mode */	write_dbgu(US_MR, AT91C_US_PAR);	/* Enable RX and Tx */	write_dbgu(US_CR, AT91C_US_RXEN | AT91C_US_TXEN);}//*----------------------------------------------------------------------------//* \fn    dbg_print//* \brief This function is used to configure the DBGU//*----------------------------------------------------------------------------*/void dbg_print(const char *ptr){	int i=0;	while (ptr[i] != '\0') {		while ( !(read_dbgu(DBGU_CSR) & AT91C_US_TXRDY) );		write_dbgu(DBGU_THR, ptr[i]);		i++;	}}#endif /* CFG_DEBUG */