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/*
------------------------------------------------------------------------
Copyright Objective Design Systems Pty Ltd, 2002
All rights reserved Objective Design Systems Pty Ltd, 2002
Chris Johns (ccj@acm.org)
COPYRIGHT (c) 1989-2014.
On-Line Applications Research Corporation (OAR).
The license and distribution terms for this file may be
found in the file LICENSE in this distribution.
This software with is provided ``as is'' and with NO WARRANTY.
------------------------------------------------------------------------
RTEMS Performance Monitoring and Measurement Framework.
This is a set of print support routines that may be shared between
the RTEMS monitor and direct callers of the capture engine.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <ctype.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <inttypes.h>
#include <rtems.h>
#include <rtems/monitor.h>
#include <rtems/captureimpl.h>
/*
* Structure used during printing of the capture records.
*/
typedef struct {
rtems_capture_record_t* rec;
uint32_t read;
uint32_t last_t;
uint32_t printed;
} ctrace_per_cpu_t;
/*
* rtems_catpure_print_uptime
*
* This function prints the nanosecond uptime to stdout.
*/
void
rtems_capture_print_timestamp (uint64_t uptime)
{
uint32_t hours;
uint32_t minutes;
uint32_t seconds;
uint32_t nanosecs;
seconds = uptime / 1000000000LLU;
minutes = seconds / 60;
hours = minutes / 60;
minutes = minutes % 60;
seconds = seconds % 60;
nanosecs = uptime % 1000000000;
fprintf (stdout, "%5lu:%02lu:%02lu.%09lu", hours, minutes, seconds, nanosecs);
}
void
rtems_capture_print_record_task( uint32_t cpu, rtems_capture_record_t* rec)
{
rtems_capture_task_record_t* task_rec = (rtems_capture_task_record_t*) rec;
fprintf(stdout,"%2" PRId32 " ", cpu);
rtems_capture_print_timestamp (rec->time);
fprintf (stdout, " ");
rtems_monitor_dump_id (rec->task_id);
fprintf (stdout, " %c%c%c%c",
(char) (task_rec->name >> 24) & 0xff,
(char) (task_rec->name >> 16) & 0xff,
(char) (task_rec->name >> 8) & 0xff,
(char) (task_rec->name >> 0) & 0xff);
fprintf(stdout, " %3" PRId32 " %3" PRId32 " ",
(rec->events >> RTEMS_CAPTURE_REAL_PRIORITY_EVENT) & 0xff,
(rec->events >> RTEMS_CAPTURE_CURR_PRIORITY_EVENT) & 0xff );
fprintf (stdout, "%3" PRId32 " %3" PRId32 " TASK_RECORD\n",
task_rec->start_priority,
task_rec->stack_size);
}
void
rtems_capture_print_record_capture(
uint32_t cpu,
rtems_capture_record_t* rec,
uint64_t diff
){
uint32_t event;
int e;
event = rec->events >> RTEMS_CAPTURE_EVENT_START;
for (e = RTEMS_CAPTURE_EVENT_START; e < RTEMS_CAPTURE_EVENT_END; e++)
{
if (event & 1)
{
fprintf(stdout,"%2" PRId32 " ", cpu);
rtems_capture_print_timestamp (rec->time);
fprintf (stdout, " %10" PRId64 " ", diff);
rtems_monitor_dump_id (rec->task_id);
fprintf(stdout, " %3" PRId32 " %3" PRId32 " %s\n",
(rec->events >> RTEMS_CAPTURE_REAL_PRIORITY_EVENT) & 0xff,
(rec->events >> RTEMS_CAPTURE_CURR_PRIORITY_EVENT) & 0xff,
rtems_capture_event_text (e));
}
event >>= 1;
}
}
/*
* rtems_capture_print_trace_records
*
* This function is a monitor command that dumps trace records.
*/
void
rtems_capture_print_trace_records ( int total, bool csv )
{
rtems_status_code sc;
int count;
ctrace_per_cpu_t* per_cpu;
uint8_t* ptr;
uint32_t i;
uint32_t cpu = 0;
rtems_capture_record_t* rec_out;
count = rtems_get_processor_count();
per_cpu = calloc( count, sizeof(*per_cpu) );
while (total)
{
/* Prime the per_cpu data */
for (i=0; i< count; i++) {
if ( per_cpu[i].read == 0 ) {
sc = rtems_capture_read (i, &per_cpu[i].read, &per_cpu[i].rec);
if (sc != RTEMS_SUCCESSFUL)
{
fprintf (stdout, "error: trace read failed: %s\n", rtems_status_text (sc));
rtems_capture_flush (0);
free( per_cpu );
return;
}
/* Release the buffer if there are no records to read */
if (per_cpu[i].read == 0)
rtems_capture_release (i, 0);
}
}
/* Find the next record to print */
rec_out = NULL;
for (i=0; i< count; i++) {
if ((rec_out == NULL) ||
((per_cpu[i].read != 0) && (rec_out->time > per_cpu[i].rec->time))) {
rec_out = per_cpu[i].rec;
cpu = i;
}
}
/* If we have read all the records abort. */
if (rec_out == NULL)
break;
/* Print the record */
if (csv)
fprintf (stdout, "%03" PRIu32 ",%08" PRIu32 ",%03" PRIu32
",%03" PRIu32 ",%04" PRIx32 ",%" PRId64 "\n",
cpu, rec_out->task_id,
(rec_out->events >> RTEMS_CAPTURE_REAL_PRIORITY_EVENT) & 0xff,
(rec_out->events >> RTEMS_CAPTURE_CURR_PRIORITY_EVENT) & 0xff,
(rec_out->events >> RTEMS_CAPTURE_EVENT_START),
(uint64_t) rec_out->time);
else {
if ((rec_out->events >> RTEMS_CAPTURE_EVENT_START) == 0)
rtems_capture_print_record_task(cpu, rec_out );
else {
uint64_t diff = 0;
if (per_cpu[cpu].last_t)
diff = rec_out->time - per_cpu[cpu].last_t;
per_cpu[cpu].last_t = rec_out->time;
rtems_capture_print_record_capture( cpu, rec_out, diff );
}
}
/*
* If we have not printed all the records read
* increment to the next record. If we have
* printed all records release the records printed.
*/
per_cpu[cpu].printed++;
if (per_cpu[cpu].printed != per_cpu[cpu].read) {
ptr = (uint8_t *)per_cpu[cpu].rec;
ptr += per_cpu[cpu].rec->size;
per_cpu[cpu].rec = (rtems_capture_record_t *)ptr;
} else {
rtems_capture_release (cpu, per_cpu[cpu].printed);
per_cpu[cpu].read = 0;
per_cpu[cpu].printed = 0;
}
total --;
}
/* Finished so release all the records that were printed. */
for (i=0; i< count; i++) {
if ( per_cpu[i].read != 0 ) {
rtems_capture_release( i, per_cpu[i].printed );
}
}
free( per_cpu );
}
void
rtems_capture_print_watch_list ()
{
rtems_capture_control_t* control = rtems_capture_get_control_list ();
rtems_task_priority ceiling = rtems_capture_watch_get_ceiling ();
rtems_task_priority floor = rtems_capture_watch_get_floor ();
fprintf (stdout, "watch priority ceiling is %" PRId32 "\n", ceiling);
fprintf (stdout, "watch priority floor is %" PRId32 "\n", floor);
fprintf (stdout, "global watch is %s\n",
rtems_capture_watch_global_on () ? "enabled" : "disabled");
fprintf (stdout, "total %" PRId32 "\n", rtems_capture_control_count ());
while (control)
{
uint32_t flags;
int f;
int fshowed;
int lf;
fprintf (stdout, " ");
rtems_monitor_dump_id (rtems_capture_control_id (control));
fprintf (stdout, " ");
rtems_monitor_dump_name (rtems_capture_control_name (control));
flags = rtems_capture_control_flags (control);
fprintf (stdout, " %c%c ",
rtems_capture_watch_global_on () ? 'g' : '-',
flags & RTEMS_CAPTURE_WATCH ? 'w' : '-');
flags = rtems_capture_control_to_triggers (control);
fprintf (stdout, " T:%c%c%c%c%c%c%c",
flags & RTEMS_CAPTURE_SWITCH ? 'S' : '-',
flags & RTEMS_CAPTURE_CREATE ? 'C' : '-',
flags & RTEMS_CAPTURE_START ? 'S' : '-',
flags & RTEMS_CAPTURE_RESTART ? 'R' : '-',
flags & RTEMS_CAPTURE_DELETE ? 'D' : '-',
flags & RTEMS_CAPTURE_BEGIN ? 'B' : '-',
flags & RTEMS_CAPTURE_EXITTED ? 'E' : '-');
flags = rtems_capture_control_from_triggers (control);
fprintf (stdout, " F:%c%c%c%c%c",
flags & RTEMS_CAPTURE_SWITCH ? 'S' : '-',
flags & RTEMS_CAPTURE_CREATE ? 'C' : '-',
flags & RTEMS_CAPTURE_START ? 'S' : '-',
flags & RTEMS_CAPTURE_RESTART ? 'R' : '-',
flags & RTEMS_CAPTURE_DELETE ? 'D' : '-');
for (f = 0, fshowed = 0, lf = 1; f < RTEMS_CAPTURE_TRIGGER_TASKS; f++)
{
if (rtems_capture_control_by_valid (control, f))
{
if (lf && ((fshowed % 3) == 0))
{
fprintf (stdout, "\n");
lf = 0;
}
fprintf (stdout, " %2i:", f);
rtems_monitor_dump_name (rtems_capture_control_by_name (control, f));
fprintf (stdout, "/");
rtems_monitor_dump_id (rtems_capture_control_by_id (control, f));
flags = rtems_capture_control_by_triggers (control, f);
fprintf (stdout, ":%c%c%c%c%c",
flags & RTEMS_CAPTURE_SWITCH ? 'S' : '-',
flags & RTEMS_CAPTURE_CREATE ? 'C' : '-',
flags & RTEMS_CAPTURE_START ? 'S' : '-',
flags & RTEMS_CAPTURE_RESTART ? 'R' : '-',
flags & RTEMS_CAPTURE_DELETE ? 'D' : '-');
fshowed++;
lf = 1;
}
}
if (lf)
fprintf (stdout, "\n");
control = rtems_capture_next_control (control);
}
}
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