mirror of
https://gitlab.rtems.org/rtems/rtos/rtems.git
synced 2025-12-05 15:15:44 +00:00
f0859573f9
This moves the zynq-uart driver from bsps/arm/shared to bsps/shared to accomodate use by AArch64 BSPs.
79 lines
2.5 KiB
C
79 lines
2.5 KiB
C
/*
|
|
* SPDX-License-Identifier: BSD-2-Clause
|
|
*
|
|
* Copyright (C) 2013, 2017 embedded brains GmbH
|
|
*
|
|
* 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/bspIo.h>
|
|
#include <rtems/sysinit.h>
|
|
|
|
#include <bsp.h>
|
|
#include <dev/serial/zynq-uart.h>
|
|
|
|
#include <bspopts.h>
|
|
|
|
static void zynq_debug_console_out(char c)
|
|
{
|
|
rtems_termios_device_context *base =
|
|
&zynq_uart_instances[BSP_CONSOLE_MINOR].base;
|
|
|
|
zynq_uart_write_polled(base, c);
|
|
}
|
|
|
|
static void zynq_debug_console_init(void)
|
|
{
|
|
rtems_termios_device_context *base =
|
|
&zynq_uart_instances[BSP_CONSOLE_MINOR].base;
|
|
|
|
zynq_uart_initialize(base);
|
|
BSP_output_char = zynq_debug_console_out;
|
|
}
|
|
|
|
static void zynq_debug_console_early_init(char c)
|
|
{
|
|
rtems_termios_device_context *base =
|
|
&zynq_uart_instances[BSP_CONSOLE_MINOR].base;
|
|
|
|
zynq_uart_initialize(base);
|
|
zynq_debug_console_out(c);
|
|
}
|
|
|
|
static int zynq_debug_console_in(void)
|
|
{
|
|
rtems_termios_device_context *base =
|
|
&zynq_uart_instances[BSP_CONSOLE_MINOR].base;
|
|
|
|
return zynq_uart_read_polled(base);
|
|
}
|
|
|
|
BSP_output_char_function_type BSP_output_char = zynq_debug_console_early_init;
|
|
|
|
BSP_polling_getchar_function_type BSP_poll_char = zynq_debug_console_in;
|
|
|
|
RTEMS_SYSINIT_ITEM(
|
|
zynq_debug_console_init,
|
|
RTEMS_SYSINIT_BSP_START,
|
|
RTEMS_SYSINIT_ORDER_LAST_BUT_5
|
|
);
|