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/*
* <console.c>
*
* Simple text console
*
* Copyright (C) 2005 Stefan Reinauer <stepan@openbios.org>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation
*
*/
#include "config.h"
#include "libopenbios/bindings.h"
#include "libopenbios/console.h"
#include "drivers/drivers.h"
#ifdef CONFIG_DEBUG_CONSOLE
/* ******************************************************************
* common functions, implementing simple concurrent console
* ****************************************************************** */
static int mac_putchar(int c)
{
#ifdef CONFIG_DEBUG_CONSOLE_SERIAL
escc_uart_putchar(c & 0xff);
#endif
return c;
}
static int mac_availchar(void)
{
#ifdef CONFIG_DEBUG_CONSOLE_SERIAL
if (escc_uart_charav(CONFIG_SERIAL_PORT))
return 1;
#endif
return 0;
}
static int mac_getchar(void)
{
#ifdef CONFIG_DEBUG_CONSOLE_SERIAL
if (escc_uart_charav(CONFIG_SERIAL_PORT))
return (escc_uart_getchar(CONFIG_SERIAL_PORT));
#endif
return 0;
}
struct _console_ops mac_console_ops = {
.putchar = mac_putchar,
.availchar = mac_availchar,
.getchar = mac_getchar
};
static int prep_putchar(int c)
{
#ifdef CONFIG_DEBUG_CONSOLE_SERIAL
uart_putchar(c & 0xff);
#endif
return c;
}
static int prep_availchar(void)
{
#ifdef CONFIG_DEBUG_CONSOLE_SERIAL
if (uart_charav(CONFIG_SERIAL_PORT))
return 1;
#endif
return 0;
}
static int prep_getchar(void)
{
#ifdef CONFIG_DEBUG_CONSOLE_SERIAL
if (uart_charav(CONFIG_SERIAL_PORT))
return (uart_getchar(CONFIG_SERIAL_PORT));
#endif
return 0;
}
struct _console_ops prep_console_ops = {
.putchar = prep_putchar,
.availchar = prep_availchar,
.getchar = prep_getchar
};
#endif // CONFIG_DEBUG_CONSOLE
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