a72/console/console.c

0001 /* SPDX-License-Identifier: BSD-2-Clause */
0002
0003 /**
0004  * @file
0005  *
0006  * @ingroup RTEMSBSPsAArch64A72
0007  *
0008  * @brief Console Configuration
0009  */
0010
0011 /*
0012  * Copyright (C) 2020 On-Line Applications Research Corporation (OAR)
0013  * Written by Kinsey Moore <kinsey.moore@oarcorp.com>
0014  *
0015  * Redistribution and use in source and binary forms, with or without
0016  * modification, are permitted provided that the following conditions
0017  * are met:
0018  * 1. Redistributions of source code must retain the above copyright
0019  *    notice, this list of conditions and the following disclaimer.
0020  * 2. Redistributions in binary form must reproduce the above copyright
0021  *    notice, this list of conditions and the following disclaimer in the
0022  *    documentation and/or other materials provided with the distribution.
0023  *
0024  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
0025  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
0026  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
0027  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
0028  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
0029  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
0030  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
0031  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
0032  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
0033  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
0034  * POSSIBILITY OF SUCH DAMAGE.
0035  */
0036
0037 #include <rtems/bspIo.h>
0038
0039 #include <bsp.h>
0040 #include <dev/serial/arm-pl011.h>
0041 #include <bsp/console-termios.h>
0042
0043 #include <bspopts.h>
0044
0045 arm_pl011_context a72_qemu_vpl011_context = {
0046   .base = RTEMS_TERMIOS_DEVICE_CONTEXT_INITIALIZER("PL011"),
0047   .regs = (arm_pl011_uart *) BSP_A72_QEMU_VPL011_BASE,
0048   .initial_baud = 115200,
0049   .clock = 24000000
0050 };
0051
0052 const console_device console_device_table[] = {
0053   {
0054     .device_file = "/dev/ttyS0",
0055     .probe = console_device_probe_default,
0056     .handler = &arm_pl011_fns,
0057     .context = &a72_qemu_vpl011_context.base
0058   }
0059 };
0060
0061 const size_t console_device_count = RTEMS_ARRAY_SIZE(console_device_table);
0062
0063 static void output_char( char c )
0064 {
0065   arm_pl011_write_polled(&a72_qemu_vpl011_context.base, c);
0066 }
0067
0068 BSP_output_char_function_type BSP_output_char = output_char;
0069
0070 BSP_polling_getchar_function_type BSP_poll_char = NULL;