afa7b13b93
Option DRIVERS_UART builds with support for UART hardware. Option CONSOLE_SERIAL enables the console output for UART. Those x86 boards that do not have serial port on SuperIO should select NO_UART_ON_SUPERIO to disable 8250 UART for the default configuration. Removes: CONSOLE_SERIAL_UART HAVE_UART_IO_MAPPED HAVE_UART_MEMORY_MAPPED Renames: CONSOLE_SERIAL8250 -> DRIVERS_UART_8250IO CONSOLE_SERIAL8250MEM -> DRIVERS_UART_8250MEM Change-Id: Id3afa05f85c0d6849746886db8b6c2ed6c846b61 Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com> Reviewed-on: http://review.coreboot.org/5311 Tested-by: build bot (Jenkins) Reviewed-by: Alexandru Gagniuc <mr.nuke.me@gmail.com>
59 lines
1.5 KiB
C
59 lines
1.5 KiB
C
/*
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* This file is part of the coreboot project.
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*
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* Copyright (C) 2003 Eric Biederman
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; version 2 of the License.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include <console/console.h>
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#include <console/uart.h>
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static void uartmem_init(void)
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{
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uart_init();
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}
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static void uartmem_tx_byte(unsigned char data)
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{
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uart_tx_byte(data);
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}
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static void uartmem_tx_flush(void)
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{
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uart_tx_flush();
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}
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static unsigned char uartmem_rx_byte(void)
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{
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return uart_rx_byte();
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}
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/* This only relevant with x86 with GDB_STUB enabled.*/
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static int uartmem_tst_byte(void)
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{
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#if CONFIG_DRIVERS_UART_8250IO || CONFIG_DRIVERS_UART_8250MEM
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return uart_can_rx_byte();
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#else
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return 0;
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#endif
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}
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static const struct console_driver uart_console __console = {
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.init = uartmem_init,
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.tx_byte = uartmem_tx_byte,
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.tx_flush = uartmem_tx_flush,
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.rx_byte = uartmem_rx_byte,
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.tst_byte = uartmem_tst_byte,
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};
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