/* SPDX-License-Identifier: BSD-2-Clause */
/**
* @file
*
* @ingroup RTEMSBSPsARMLPC24XX
*
* @brief Console configuration.
*/
/*
* Copyright (c) 2008-2014 embedded brains GmbH. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#include <rtems/console.h>
#include <libchip/ns16550.h>
#include <bsp.h>
#include <bsp/lpc24xx.h>
#include <bsp/irq.h>
#include <bsp/io.h>
#include <bsp/console-termios.h>
static uint8_t lpc24xx_uart_get_register(uintptr_t addr, uint8_t i)
{
volatile uint32_t *reg = (volatile uint32_t *) addr;
return (uint8_t) reg [i];
}
static void lpc24xx_uart_set_register(uintptr_t addr, uint8_t i, uint8_t val)
{
volatile uint32_t *reg = (volatile uint32_t *) addr;
reg [i] = val;
}
#ifdef LPC24XX_CONFIG_CONSOLE
static ns16550_context lpc24xx_uart_context_0 = {
.base = RTEMS_TERMIOS_DEVICE_CONTEXT_INITIALIZER("UART 0"),
.get_reg = lpc24xx_uart_get_register,
.set_reg = lpc24xx_uart_set_register,
.port = UART0_BASE_ADDR,
.irq = LPC24XX_IRQ_UART_0,
.clock = LPC24XX_PCLK,
.initial_baud = LPC24XX_UART_BAUD,
.has_fractional_divider_register = true
};
#endif
#ifdef LPC24XX_CONFIG_UART_1
static ns16550_context lpc24xx_uart_context_1 = {
.base = RTEMS_TERMIOS_DEVICE_CONTEXT_INITIALIZER("UART 1"),
.get_reg = lpc24xx_uart_get_register,
.set_reg = lpc24xx_uart_set_register,
.port = UART1_BASE_ADDR,
.irq = LPC24XX_IRQ_UART_1,
.clock = LPC24XX_PCLK,
.initial_baud = LPC24XX_UART_BAUD,
.has_fractional_divider_register = true
};
#endif
#ifdef LPC24XX_CONFIG_UART_2
static ns16550_context lpc24xx_uart_context_2 = {
.base = RTEMS_TERMIOS_DEVICE_CONTEXT_INITIALIZER("UART 2"),
.get_reg = lpc24xx_uart_get_register,
.set_reg = lpc24xx_uart_set_register,
.port = UART2_BASE_ADDR,
.irq = LPC24XX_IRQ_UART_2,
.clock = LPC24XX_PCLK,
.initial_baud = LPC24XX_UART_BAUD,
.has_fractional_divider_register = true
};
#endif
#ifdef LPC24XX_CONFIG_UART_3
static ns16550_context lpc24xx_uart_context_3 = {
.base = RTEMS_TERMIOS_DEVICE_CONTEXT_INITIALIZER("UART 3"),
.get_reg = lpc24xx_uart_get_register,
.set_reg = lpc24xx_uart_set_register,
.port = UART3_BASE_ADDR,
.irq = LPC24XX_IRQ_UART_3,
.clock = LPC24XX_PCLK,
.initial_baud = LPC24XX_UART_BAUD,
.has_fractional_divider_register = true
};
#endif
const console_device console_device_table[] = {
#ifdef LPC24XX_CONFIG_CONSOLE
{
.device_file = "/dev/ttyS0",
.probe = console_device_probe_default,
.handler = &ns16550_handler_interrupt,
.context = &lpc24xx_uart_context_0.base
},
#endif
#ifdef LPC24XX_CONFIG_UART_1
{
.device_file = "/dev/ttyS1",
.probe = lpc24xx_uart_probe_1,
.handler = &ns16550_handler_interrupt,
.context = &lpc24xx_uart_context_1.base
},
#endif
#ifdef LPC24XX_CONFIG_UART_2
{
.device_file = "/dev/ttyS2",
.probe = lpc24xx_uart_probe_2,
.handler = &ns16550_handler_interrupt,
.context = &lpc24xx_uart_context_2.base
},
#endif
#ifdef LPC24XX_CONFIG_UART_3
{
.device_file = "/dev/ttyS3",
.probe = lpc24xx_uart_probe_3,
.handler = &ns16550_handler_interrupt,
.context = &lpc24xx_uart_context_3.base
},
#endif
};
const size_t console_device_count = RTEMS_ARRAY_SIZE(console_device_table);