at91sam9261_init.c

DESCRIPTION =========== This example project shows how to use the IAR Embedded Workbench for ARM

/*************************************************************************
 *
 *    Used with ICCARM and AARM.
 *
 *    (c) Copyright IAR Systems 2006
 *
 *    File name   : AT91SAM9261_init.c
 *    Description : Define init module
 *
 *    History :
 *    1. Data        : March, 31 2006
 *       Author      : Stanimir Bonev
 *       Description : Create
 *
 *    $Revision: 1.1 $
 **************************************************************************/
#include "AT91SAM9261_init.h"

/*************************************************************************
 * Function Name: AT91F_DBGU_Printk
 * Parameters: char *buffer
 *
 * Return: none
 *
 * Description: This function is used to send a string through the
 *             DBGU channel (Very low level debugging)
 * Note: Arg pointer to a string ending by \0
 *************************************************************************/
void AT91F_DBGU_Printk(char *buffer)
{
	while(*buffer != '\0')
  {
    AT91F_Putc(*buffer++);
	}
}

/*************************************************************************
 * Function Name: AT91F_Putc
 * Parameters: int ch
 *
 * Return: int
 *
 * Description: This function sends a char through the DBGU
 *
 *************************************************************************/
int AT91F_Putc(int ch)
{
  /* Our implementation of fputc */
  while (!AT91F_US_TxReady((AT91PS_USART)AT91C_BASE_DBGU));
  AT91F_US_PutChar((AT91PS_USART)AT91C_BASE_DBGU, (char)ch);
  return ch;
}

/*************************************************************************
 * Function Name: AT91F_Getc
 * Parameters: none
 *
 * Return: int
 *
 * Description: This function receives a char through the DBGU
 *
 *************************************************************************/
int AT91F_Getc(void)
{
    while(!AT91F_US_RxReady((AT91PS_USART)AT91C_BASE_DBGU));
    return((int)AT91F_US_GetChar((AT91PS_USART)AT91C_BASE_DBGU));
}

/*************************************************************************
 * Function Name: AT91F_UndefHandler
 * Parameters: none
 *
 * Return: none
 *
 * Description: Undef handler subroutine
 *
 *************************************************************************/
__arm void AT91F_UndefHandler(void)
{
	while (1);
}

/*************************************************************************
 * Function Name: AT91F_SpuriousHandler
 * Parameters: none
 *
 * Return: none
 *
 * Description: Spurious handler subroutine
 *
 *************************************************************************/
__arm void AT91F_SpuriousHandler(void)
{
	while (1);
}