coreboot/src/include/uart.h
David Hendricks fdcef1ace9 move uartmem_getbaseaddr() to generic uart header
This moves uartmem_getbaseaddr() from an 8250-specific header to the
generic uart header. This is to accomodate non-8250 memory-mapped
UARTs.

Change-Id: Id25e7dab12b33bdd928f2aa4611d720aa79f3dee
Signed-off-by: David Hendricks <dhendrix@chromium.org>
Reviewed-on: http://review.coreboot.org/2422
Tested-by: build bot (Jenkins)
Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
2013-02-19 19:01:29 +01:00

44 lines
1.4 KiB
C

/*
* This file is part of the coreboot project.
*
* Copyright (C) 2012 The ChromiumOS Authors. All rights reserved.
*
* 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; version 2 of the License.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
/* madness. Uarts are a mess. If you include this file, it
* includes ALL uart implementations which may be needed.
* No need to include them separately, and include this file FIRST.
* At least one (but at most one) of the files needs to define
* uart_init().
*/
#ifndef UART_H
#define UART_H
#if CONFIG_CONSOLE_SERIAL8250 || CONFIG_CONSOLE_SERIAL8250MEM
#include <uart8250.h>
#endif
#if !defined(__ROMCC__) && CONFIG_CONSOLE_SERIAL_UART
unsigned char uart_rx_byte(void);
void uart_tx_byte(unsigned char data);
void uart_tx_flush(void);
void uart_init(void);
#endif
#if CONFIG_HAVE_UART_MEMORY_MAPPED
uint32_t uartmem_getbaseaddr(void);
#endif
#endif /* UART_H */