fw/debug.c (902aa40) - mips_sys · BlinkenArea

debug.c

/* MIPS I system
 * Copyright 2011-2012 Stefan Schuermans <stefan@blinkenarea.org>
 * Copyleft GNU public license V2 or later
 *          http://www.gnu.org/copyleft/gpl.html
 */

#include "debug.h"
#include "format.h"
#include "macros.h"
#include "uart.h"

/**
 * @brief print a character to debug output
 * @param[in] chr character to print
 */
void debug_chr(char chr)
{
  uart_tx((unsigned char)chr);
}

/**
 * @brief print a string to debug output
 * @param[in] str string to print
 */
void debug_str(const char *str)
{
  while (*str)
    debug_chr(*str++);
}

/**
 * @brief print an unsigned integer in decimal to debug output
 * @param[in] uint unsigned integer value
 * @param[in] cnt number of digits
 */
void debug_uint_dec(unsigned int uint, unsigned int cnt)
{
  char buf[11];
  if (cnt > count(buf) - 1)
    cnt = count(buf) - 1;
  format_uint2dec(uint, cnt, buf);
  buf[cnt] = 0;
  debug_str(buf);
}

/**
 * @brief print an unsigned integer in hexdecimal to debug output
 * @param[in] uint unsigned integer value
 * @param[in] cnt number of digits
 */
void debug_uint_hex(unsigned int uint, unsigned int cnt)
{
  char buf[9];
  if (cnt > count(buf) - 1)
    cnt = count(buf) - 1;
  format_uint2hex(uint, cnt, buf);
  buf[cnt] = 0;
  debug_str(buf);
}

mips_sys

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