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/* SPDX-License-Identifier: BSD-2-Clause */
/**
* @file
*
* @brief RTEMS Monitor task support
*/
/*
* COPYRIGHT (c) 1989-2022. On-Line Applications Research Corporation (OAR).
*
* 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.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <rtems.h>
#include <rtems/monitor.h>
#include <rtems/rtems/tasksdata.h>
#include <rtems/score/threadimpl.h>
#include <rtems/score/threadqimpl.h>
#include <inttypes.h>
#include <stdio.h>
#include <string.h> /* memcpy() */
static void
rtems_monitor_task_wait_info(
rtems_monitor_task_t *canonical_task,
Thread_Control *rtems_thread
)
{
Thread_queue_Context queue_context;
const Thread_queue_Queue *queue;
canonical_task->wait[0] = '\0';
_Thread_queue_Context_initialize( &queue_context );
_Thread_Wait_acquire( rtems_thread, &queue_context );
queue = rtems_thread->Wait.queue;
if ( queue != NULL ) {
Objects_Id id;
_Thread_queue_Queue_get_name_and_id(
queue,
canonical_task->wait,
sizeof(canonical_task->wait),
&id
);
if (id != 0) {
snprintf(
canonical_task->wait,
sizeof(canonical_task->wait),
"%08" PRIx32,
id
);
}
} else if (
(rtems_thread->current_state & STATES_WAITING_FOR_BSD_WAKEUP) != 0
) {
const char *wmesg;
wmesg = rtems_thread->Wait.return_argument_second.immutable_object;
if (wmesg != NULL) {
strlcpy(
canonical_task->wait,
wmesg,
sizeof(canonical_task->wait)
);
}
}
_Thread_Wait_release( rtems_thread, &queue_context );
}
void
rtems_monitor_task_canonical(
rtems_monitor_task_t *canonical_task,
const void *thread_void
)
{
Thread_Control *rtems_thread;
RTEMS_API_Control *api;
Objects_Name name;
rtems_thread =
RTEMS_DECONST( Thread_Control *, (const Thread_Control *) thread_void );
api = rtems_thread->API_Extensions[ THREAD_API_RTEMS ];
_Objects_Name_to_string(
rtems_thread->Object.name,
false,
canonical_task->short_name,
sizeof( canonical_task->short_name )
);
_Thread_Get_name(
rtems_thread,
canonical_task->long_name,
sizeof( canonical_task->long_name )
);
name.name_u32 = _Thread_Scheduler_get_home( rtems_thread )->name;
_Objects_Name_to_string(
name,
false,
canonical_task->scheduler_name,
sizeof( canonical_task->scheduler_name )
);
rtems_monitor_task_wait_info( canonical_task, rtems_thread );
canonical_task->state = rtems_thread->current_state;
canonical_task->entry = rtems_thread->Start.Entry;
canonical_task->stack = rtems_thread->Start.Initial_stack.area;
canonical_task->stack_size = rtems_thread->Start.Initial_stack.size;
canonical_task->priority = _Thread_Get_unmapped_priority( rtems_thread );
canonical_task->events = api->Event.pending_events;
/*
* FIXME: make this optionally cpu_time_executed
*/
#if 0
canonical_task->ticks = rtems_thread->cpu_time_executed;
#else
canonical_task->ticks = 0;
#endif
/* XXX modes and attributes only exist in the RTEMS API .. */
/* XXX not directly in the core thread.. they will have to be derived */
/* XXX if they are important enough to include anymore. */
canonical_task->modes = 0; /* XXX FIX ME.... rtems_thread->current_modes; */
canonical_task->attributes = 0 /* XXX FIX ME rtems_thread->API_Extensions[ THREAD_API_RTEMS ]->attribute_set */;
}
void
rtems_monitor_task_dump_header(
bool verbose RTEMS_UNUSED
)
{
fprintf(stdout,"\
ID NAME SHED PRI STATE MODES EVENTS WAITINFO\n"); /*
0a010004 SHLL UPD 100 READY P:T:nA NONE 00000000 */
rtems_monitor_separator();
}
/*
*/
void
rtems_monitor_task_dump(
rtems_monitor_task_t *monitor_task,
bool verbose RTEMS_UNUSED
)
{
int length = 0;
length += rtems_monitor_dump_id(monitor_task->id);
length += rtems_monitor_pad(9, length);
if (strcmp(monitor_task->short_name, monitor_task->long_name) == 0) {
length += fprintf(stdout, "%s", monitor_task->short_name);
} else {
length += fprintf(
stdout,
"%s %s",
monitor_task->short_name,
monitor_task->long_name
);
}
length += rtems_monitor_pad(30, length);
length += fprintf(stdout, "%s", monitor_task->scheduler_name);
length += rtems_monitor_pad(35, length);
length += rtems_monitor_dump_priority(monitor_task->priority);
length += rtems_monitor_pad(39, length);
length += rtems_monitor_dump_state(monitor_task->state);
length += rtems_monitor_pad(46, length);
length += rtems_monitor_dump_modes(monitor_task->modes);
length += rtems_monitor_pad(53, length);
length += rtems_monitor_dump_events(monitor_task->events);
length += rtems_monitor_pad(62, length);
length += fprintf(stdout, "%s", monitor_task->wait);
fprintf(stdout,"\n");
}
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