source: rtems/c/src/tests/libtests/cpuuse/tswitch.c @ 2c8485b

Last change on this file since 2c8485b was 2c8485b, checked in by Joel Sherrill <joel.sherrill@…>, on 05/24/00 at 15:37:32

Eliminated printing from switch extension.
  • Property mode set to 100644
File size: 1.5 KB
Line 
1/*  Task_switch
2 *
3 *  This routine is the tswitch user extension.  It determines which
4 *  task is being switched to and displays a message indicating the
5 *  time and date that it gained control.
6 *
7 *  Input parameters:
8 *    unused  - pointer to currently running TCB
9 *    heir    - pointer to heir TCB
10 *
11 *  Output parameters:  NONE
12 *
13 *  COPYRIGHT (c) 1989-1999.
14 *  On-Line Applications Research Corporation (OAR).
15 *
16 *  The license and distribution terms for this file may be
17 *  found in the file LICENSE in this distribution or at
18 *  http://www.OARcorp.com/rtems/license.html.
19 *
20 *  $Id$
21 */
22
23#include "system.h"
24
25struct taskSwitchLog taskSwitchLog[1000];
26int taskSwitchLogIndex;
27volatile int testsFinished;;
28
29rtems_extension Task_switch(
30  rtems_tcb *unused,
31  rtems_tcb *heir
32)
33{
34  rtems_unsigned32  index;
35  rtems_time_of_day time;
36  rtems_status_code status;
37
38  index = task_number( heir->Object.id );
39
40  switch( index ) {
41    case 1:
42    case 2:
43    case 3:
44      Run_count[ index ] += 1;
45
46      status = rtems_clock_get( RTEMS_CLOCK_GET_TOD, &time );
47      fatal_directive_status_with_level( status, RTEMS_SUCCESSFUL,
48                                         "rtems_clock_get", 1 );
49
50      if (taskSwitchLogIndex <
51          (sizeof taskSwitchLog / sizeof taskSwitchLog[0])) {
52        taskSwitchLog[taskSwitchLogIndex].taskIndex = index;
53        taskSwitchLog[taskSwitchLogIndex].when = time;
54        taskSwitchLogIndex++;
55      }
56      if ( time.second >= 16 )
57        testsFinished = 1;
58
59      break;
60
61    case 0:
62    default:
63      break;
64  }
65}
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