print_funcs.c File Reference

#include "print_funcs.h"

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Functions
void	init_dbg_rs232 (long cpu_hz)
int	print (volatile avr32_usart_t *usart, char *str)
int	print_char (volatile avr32_usart_t *usart, int c)
void	print_dbg (char *str)
void	print_dbg_hex (unsigned long n)
void	print_dbg_ulong (unsigned long n)
void	print_hex (volatile avr32_usart_t *usart, unsigned long n)
void	print_ulong (volatile avr32_usart_t *usart, unsigned long n)

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Function Documentation

void init_dbg_rs232

(

long

cpu_hz

)

Definition at line 3 of file print_funcs.c.

References usart_options_t::baudrate, usart_options_t::channelmode, usart_options_t::charlength, usart_options_t::paritytype, usart_options_t::stopbits, usart0, USART_1_STOPBIT, usart_init_rs232(), USART_NO_PARITY, and USART_NORMAL_CHMODE.

{
        struct usart_options_t usart_opt;

        avr32_pio_t *pio = (void *) AVR32_PIOB_ADDRESS;
        avr32_usart_t *usart0 = (void *) AVR32_USART0_ADDRESS;

        /* Set correct PIO for USART0*/
        pio->pdr = 0x00000300;
        pio->asr = 0x00000300;

        /* Options for USART debugging */
        usart_opt.baudrate = 115200;
        usart_opt.charlength = 8;
        usart_opt.paritytype = USART_NO_PARITY;
        usart_opt.stopbits = USART_1_STOPBIT;
        usart_opt.channelmode = USART_NORMAL_CHMODE;

        /* Initialize it in RS232 mode */
        usart_init_rs232(usart0, &usart_opt, cpu_hz);
}

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int print	(	volatile avr32_usart_t *	usart,
		char *	str
	)

Definition at line 43 of file print_funcs.c.

Referenced by main(), print_dbg(), print_hex(), print_pm_stats(), print_ulong(), tick_delay(), usart_endrx(), usart_endtx(), usart_int_handler(), usart_rxbrk(), usart_rxbuff(), usart_rxrdy(), usart_txbfe(), and usart_txrdy().

{
        while (*str != '\0')
                usart_putchar(usart, *str++);
        return 0;
}

int print_char	(	volatile avr32_usart_t *	usart,
		int	c
	)

Definition at line 50 of file print_funcs.c.

References usart_putchar().

Referenced by usart_int_handler().

{
        usart_putchar(usart, c);
        return 0;
}

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void print_dbg

(

char *

str

)

Definition at line 25 of file print_funcs.c.

References print(), and usart0.

{
        avr32_usart_t *usart0 = (void *) AVR32_USART0_ADDRESS;
        print(usart0, str);
}

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void print_dbg_hex

(

unsigned long

n

)

Definition at line 37 of file print_funcs.c.

References print_hex(), and usart0.

{
        avr32_usart_t *usart0 = (void *) AVR32_USART0_ADDRESS;
        print_hex(usart0, n);
}

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void print_dbg_ulong

(

unsigned long

n

)

Definition at line 31 of file print_funcs.c.

References print_ulong(), and usart0.

{
        avr32_usart_t *usart0 = (void *) AVR32_USART0_ADDRESS;
        print_ulong(usart0, n);
}

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void print_hex	(	volatile avr32_usart_t *	usart,
		unsigned long	n
	)

Definition at line 71 of file print_funcs.c.

References print().

Referenced by print_dbg_hex(), and usart_int_handler().

{
  char tmp[9];
  int i;

  for (i = 0; i < 8; i++) {
    unsigned long nibble;

    nibble = (n >> (28 - 4 * i)) & 0xf;
    if (nibble < 10)
      tmp[i] = nibble + '0';
    else
      tmp[i] = nibble - 10 + 'a';
  }
  tmp[8] = 0;

  print(usart, tmp);
}

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void print_ulong	(	volatile avr32_usart_t *	usart,
		unsigned long	n
	)

Definition at line 57 of file print_funcs.c.

References print().

Referenced by print_dbg_ulong(), and print_pm_stats().

{
  char tmp[16];
  int i = sizeof(tmp) - 1;

  tmp[i] = 0;
  do {
    tmp[--i] = (n % 10) + '0';
    n /= 10;
  } while (n);

  print(usart, tmp + i);
}

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