shared/irq/irq-info.c

0001 /* SPDX-License-Identifier: BSD-2-Clause */
0002
0003 /**
0004  * @file
0005  *
0006  * @ingroup RTEMSImplClassicIntr
0007  *
0008  * @brief This source file contains the implementation of
0009  *   bsp_interrupt_report() and bsp_interrupt_report_with_plugin().
0010  */
0011
0012 /*
0013  * Copyright (C) 2008, 2010 embedded brains GmbH & Co. KG
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 <inttypes.h>
0038
0039 #include <rtems/printer.h>
0040
0041 #include <bsp/irq-generic.h>
0042 #include <bsp/irq-info.h>
0043
0044 typedef struct {
0045   const rtems_printer *printer;
0046   rtems_vector_number vector;
0047 } bsp_interrupt_report_entry;
0048
0049 static void bsp_interrupt_report_per_handler_routine(
0050   void *arg,
0051   const char *info,
0052   rtems_option options,
0053   rtems_interrupt_handler handler,
0054   void *handler_arg
0055 )
0056 {
0057   bsp_interrupt_report_entry *e = (bsp_interrupt_report_entry *) arg;
0058   const char *opt = options == RTEMS_INTERRUPT_UNIQUE ? "UNIQUE" : "SHARED";
0059
0060   rtems_printf(
0061     e->printer,
0062     "%7" PRIu32 " | %-32s | %7s | %p | %p\n",
0063     e->vector,
0064     info,
0065     opt,
0066     handler,
0067     handler_arg
0068   );
0069 }
0070
0071 void bsp_interrupt_report_with_plugin(
0072   const rtems_printer *printer
0073 )
0074 {
0075   rtems_vector_number v = 0;
0076   bsp_interrupt_report_entry e = {
0077     .printer = printer,
0078     .vector = 0
0079   };
0080
0081   rtems_printf(
0082     printer,
0083     "-------------------------------------------------------------------------------\n"
0084     "                             INTERRUPT INFORMATION\n"
0085     "--------+----------------------------------+---------+------------+------------\n"
0086     " VECTOR | INFO                             | OPTIONS | HANDLER    | ARGUMENT   \n"
0087     "--------+----------------------------------+---------+------------+------------\n"
0088   );
0089
0090   for (v = 0; v < BSP_INTERRUPT_VECTOR_COUNT; ++v) {
0091     e.vector = v;
0092     rtems_interrupt_handler_iterate(
0093       v,
0094       bsp_interrupt_report_per_handler_routine,
0095       &e
0096     );
0097   }
0098
0099   rtems_printf(
0100     printer,
0101     "--------+----------------------------------+---------+------------+------------\n"
0102   );
0103 }
0104
0105 void bsp_interrupt_report(void)
0106 {
0107   rtems_printer printer;
0108   rtems_print_printer_printk(&printer);
0109   bsp_interrupt_report_with_plugin(&printer);
0110 }