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