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1026 |
ivang |
/*
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* init.c,v 1.5 2000/06/12 15:00:13 joel Exp
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*/
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#define TEST_INIT
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#include <tmacros.h>
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rtems_task Init(rtems_task_argument argument);
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#define CONFIGURE_APPLICATION_NEEDS_CONSOLE_DRIVER
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#define CONFIGURE_APPLICATION_NEEDS_CLOCK_DRIVER
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#define CONFIGURE_MAXIMUM_USER_EXTENSIONS 2
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#define CONFIGURE_MAXIMUM_TASKS 4
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#define CONFIGURE_RTEMS_INIT_TASKS_TABLE
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#define CONFIGURE_MICROSECONDS_PER_TICK 52429
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#define CONFIGURE_MICROSECONDS_INIT
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#include <confdefs.h>
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#include <bsp.h>
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#include <rtems/error.h>
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#include <stdio.h>
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volatile void *taskvar;
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volatile int nRunning;
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volatile int nDeleted;
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rtems_task
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subtask (rtems_task_argument arg)
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{
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int localvar = arg;
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int i;
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rtems_status_code sc;
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nRunning++;
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while (nRunning != 3)
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rtems_task_wake_after (0);
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sc = rtems_task_variable_add (RTEMS_SELF, (void **)&taskvar, NULL);
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if (sc != RTEMS_SUCCESSFUL) {
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printf ("Can't add task variable: %s\n", rtems_status_text (sc));
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rtems_task_suspend (RTEMS_SELF);
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}
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taskvar = (void *)localvar;
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while (localvar < 1000) {
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localvar++;
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rtems_task_wake_after (0);
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taskvar = (void *)((int)taskvar + 1);
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rtems_task_wake_after (0);
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if ((int)taskvar != localvar) {
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printf ("Task:%d taskvar:%d localvar:%d\n", arg, (int)taskvar, localvar);
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rtems_task_suspend (RTEMS_SELF);
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}
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}
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sc = rtems_task_variable_delete (RTEMS_SELF, (void **)&taskvar);
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nDeleted++;
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if (sc != RTEMS_SUCCESSFUL) {
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printf ("Can't delete task variable: %s\n", rtems_status_text (sc));
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nRunning--;
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rtems_task_suspend (RTEMS_SELF);
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}
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if ((int)taskvar == localvar) {
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printf ("Task:%d deleted taskvar:%d localvar:%d\n", arg, (int)taskvar, localvar);
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nRunning--;
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rtems_task_suspend (RTEMS_SELF);
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}
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while (nDeleted != 3)
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rtems_task_wake_after (0);
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for (i = 0 ; i < 1000 ; i++) {
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taskvar = (void *)(localvar = 100 * arg);
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rtems_task_wake_after (0);
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if (nRunning <= 1)
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break;
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if ((int)taskvar == localvar) {
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printf ("Task:%d taskvar:%d localvar:%d\n", arg, (int)taskvar, localvar);
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nRunning--;
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rtems_task_suspend (RTEMS_SELF);
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}
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}
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nRunning--;
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while (nRunning)
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rtems_task_wake_after (0);
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printf ("Task variables test complete.\n");
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puts ("*** END OF TEST SP28 ***" );
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exit (0);
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}
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void
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starttask (int arg)
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{
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rtems_id tid;
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rtems_status_code sc;
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sc = rtems_task_create (rtems_build_name ('S', 'R', 'V', arg + 'A'),
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100,
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RTEMS_MINIMUM_STACK_SIZE,
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RTEMS_PREEMPT|RTEMS_NO_TIMESLICE|RTEMS_NO_ASR|RTEMS_INTERRUPT_LEVEL(0),
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RTEMS_NO_FLOATING_POINT|RTEMS_LOCAL,
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&tid);
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if (sc != RTEMS_SUCCESSFUL) {
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printf ("Can't create task: %s\n", rtems_status_text (sc));
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rtems_task_suspend (RTEMS_SELF);
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}
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sc = rtems_task_start (tid, subtask, arg);
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if (sc != RTEMS_SUCCESSFUL) {
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printf ("Can't start task: %s\n", rtems_status_text (sc));
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rtems_task_suspend (RTEMS_SELF);
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}
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}
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rtems_task
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Init (rtems_task_argument ignored)
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{
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puts ("*** START OF TEST SP28 ***" );
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puts ("Task variables test begins. Any output between\n");
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puts ("this line and the `Task variables test complete' line indicates an error.\n");
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starttask (1);
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starttask (2);
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starttask (3);
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rtems_task_suspend (RTEMS_SELF);
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}
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