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File indexing completed on 2025-05-11 08:22:49
0001 /* SPDX-License-Identifier: BSD-2-Clause */ 0002 0003 /* 0004 * Copyright (C) 2020 embedded brains GmbH & Co. KG 0005 * 0006 * Redistribution and use in source and binary forms, with or without 0007 * modification, are permitted provided that the following conditions 0008 * are met: 0009 * 1. Redistributions of source code must retain the above copyright 0010 * notice, this list of conditions and the following disclaimer. 0011 * 2. Redistributions in binary form must reproduce the above copyright 0012 * notice, this list of conditions and the following disclaimer in the 0013 * documentation and/or other materials provided with the distribution. 0014 * 0015 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 0016 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 0017 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 0018 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 0019 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 0020 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 0021 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 0022 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 0023 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 0024 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 0025 * POSSIBILITY OF SUCH DAMAGE. 0026 */ 0027 0028 #ifdef HAVE_CONFIG_H 0029 #include "config.h" 0030 #endif 0031 0032 #include <bsp/semihosting.h> 0033 0034 #include <rtems/console.h> 0035 #include <rtems/termiostypes.h> 0036 0037 static rtems_termios_device_context arm_fvp_console_instance; 0038 0039 static void arm_fvp_console_write( 0040 rtems_termios_device_context *ctx, 0041 const char *buf, 0042 size_t len 0043 ) 0044 { 0045 size_t i; 0046 0047 (void) ctx; 0048 0049 for ( i = 0; i < len; ++i ) { 0050 arm_fvp_console_output( buf[ i ] ); 0051 } 0052 } 0053 0054 static int arm_fvp_console_read( rtems_termios_device_context *ctx ) 0055 { 0056 (void) ctx; 0057 0058 return arm_fvp_console_input(); 0059 } 0060 0061 static const rtems_termios_device_handler arm_fvp_console_handler = { 0062 .write = arm_fvp_console_write, 0063 .poll_read = arm_fvp_console_read, 0064 .mode = TERMIOS_POLLED 0065 }; 0066 0067 rtems_status_code console_initialize( 0068 rtems_device_major_number major, 0069 rtems_device_minor_number minor, 0070 void *arg 0071 ) 0072 { 0073 rtems_termios_initialize(); 0074 0075 (void) rtems_termios_device_install( 0076 CONSOLE_DEVICE_NAME, 0077 &arm_fvp_console_handler, 0078 NULL, 0079 &arm_fvp_console_instance 0080 ); 0081 0082 return RTEMS_SUCCESSFUL; 0083 }
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