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/*
* This file is part of the coreboot project.
*
* Copyright (C) 2013 Google, Inc.
*
* This software is licensed under the terms of the GNU General Public
* License version 2, as published by the Free Software Foundation, and
* may be copied, distributed, and modified under those terms.
*
* 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.
*/
#include <console/console.h>
#include <uart.h>
#define VEXPRESS_UART0_IO_ADDRESS (0x10009000)
static void pl011_init_dev(void) {
}
static void pl011_uart_tx_byte(unsigned char data) {
static volatile unsigned int *uart0_address =
(unsigned int *)VEXPRESS_UART0_IO_ADDRESS;
*uart0_address = (unsigned int)data;
}
static void pl011_uart_tx_flush(void) {
}
#if !defined(__PRE_RAM__)
static const struct console_driver pl011_uart_console __console = {
.init = pl011_init_dev,
.tx_byte = pl011_uart_tx_byte,
.tx_flush = pl011_uart_tx_flush,
};
uint32_t uartmem_getbaseaddr(void)
{
return VEXPRESS_UART0_IO_ADDRESS;
}
#else
void uart_init(void)
{
pl011_init_dev();
}
void uart_tx_byte(unsigned char data)
{
pl011_uart_tx_byte(data);
}
void uart_tx_flush(void) {
pl011_uart_tx_flush();
}
#endif
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