Subversion Repositories openrisc

/sp29.scn

/sp29.doc --- init.c (nonexistent) +++ init.c (revision 173) @@ -0,0 +1,182 @@ +/* + * Test for rtems_semaphore_flush + * + * $Id: init.c,v 1.2 2001-09-27 12:02:38 chris Exp $ + */ + +#include + +rtems_task Init (rtems_task_argument argument); + +#define CONFIGURE_RTEMS_INIT_TASKS_TABLE + +#define CONFIGURE_APPLICATION_NEEDS_CONSOLE_DRIVER +#define CONFIGURE_APPLICATION_NEEDS_CLOCK_DRIVER +#define CONFIGURE_MAXIMUM_TASKS 2 +#define CONFIGURE_MAXIMUM_SEMAPHORES 2 + +#define CONFIGURE_INIT + +#include + +#include +#include + +rtems_interval ticksPerSecond; + +rtems_task +subtask (rtems_task_argument arg) +{ + rtems_status_code sc; + rtems_id sem = (rtems_id)arg; + + for (;;) { + rtems_task_wake_after (ticksPerSecond * 2); + + sc = rtems_semaphore_release (sem); + if (sc != RTEMS_SUCCESSFUL) + printf ("%d: Can't release semaphore: %s\n", __LINE__, rtems_status_text (sc)); + } +} + +void +startTask (rtems_id arg) +{ + rtems_id tid; + rtems_status_code sc; + + sc = rtems_task_create (rtems_build_name ('S', 'R', 'V', 'A'), + 100, + 10000, + RTEMS_PREEMPT|RTEMS_NO_TIMESLICE|RTEMS_NO_ASR|RTEMS_INTERRUPT_LEVEL(0), + RTEMS_NO_FLOATING_POINT|RTEMS_LOCAL, + &tid); + if (sc != RTEMS_SUCCESSFUL) { + printf ("Can't create task: %s\n", rtems_status_text (sc)); + rtems_task_suspend (RTEMS_SELF); + } + sc = rtems_task_start (tid, subtask, arg); + if (sc != RTEMS_SUCCESSFUL) { + printf ("Can't start task: %s\n", rtems_status_text (sc)); + rtems_task_suspend (RTEMS_SELF); + } +} + +rtems_task Init (rtems_task_argument ignored) +{ + int i; + rtems_id semrec, semnorec; + rtems_status_code sc; + rtems_interval then, now; + + puts( "*** SP29 - SIMPLE SEMAPHORE TEST ***" ); + puts( "This test only prints on errors." ); + + sc = rtems_clock_get (RTEMS_CLOCK_GET_TICKS_PER_SECOND, &ticksPerSecond); + if (sc != RTEMS_SUCCESSFUL) { + printf ("Can't get ticks per second: %s\n", rtems_status_text (sc)); + exit (1); + } + sc = rtems_semaphore_create (rtems_build_name ('S', 'M', 'r', 'c'), + 1, + RTEMS_PRIORITY|RTEMS_BINARY_SEMAPHORE|RTEMS_INHERIT_PRIORITY |RTEMS_NO_PRIORITY_CEILING|RTEMS_LOCAL, + 0, + &semrec); + if (sc != RTEMS_SUCCESSFUL) { + printf ("%d: Can't create recursive-lock semaphore: %s\n", __LINE__, rtems_status_text (sc)); + exit (1); + } + sc = rtems_semaphore_create (rtems_build_name ('S', 'M', 'n', 'c'), + 1, + RTEMS_PRIORITY|RTEMS_SIMPLE_BINARY_SEMAPHORE|RTEMS_INHERIT_PRIORITY |RTEMS_NO_PRIORITY_CEILING|RTEMS_LOCAL, + 0, + &semnorec); + if (sc != RTEMS_SUCCESSFUL) { + printf ("%d: Can't create non-recursive-lock semaphore: %s\n", __LINE__, rtems_status_text (sc)); + exit (1); + } + + sc = rtems_semaphore_obtain (semrec, RTEMS_NO_WAIT, 0); + if (sc != RTEMS_SUCCESSFUL) { + printf ("%d: Can't obtain recursive-lock semaphore: %s\n", __LINE__, rtems_status_text (sc)); + } + sc = rtems_semaphore_obtain (semrec, RTEMS_NO_WAIT, 0); + if (sc != RTEMS_SUCCESSFUL) { + printf ("%d: Can't reobtain recursive-lock semaphore: %s\n", __LINE__, rtems_status_text (sc)); + } + + sc = rtems_semaphore_obtain (semnorec, RTEMS_NO_WAIT, 0); + if (sc != RTEMS_SUCCESSFUL) { + printf ("%d: Can't obtain non-recursive-lock semaphore: %s\n", __LINE__, rtems_status_text (sc)); + } + sc = rtems_semaphore_obtain (semnorec, RTEMS_NO_WAIT, 0); + if (sc == RTEMS_SUCCESSFUL) { + printf ("%d: Reobtain non-recursive-lock semaphore -- and should not have.\n", __LINE__); + } + + sc = rtems_semaphore_release (semnorec); + if (sc != RTEMS_SUCCESSFUL) { + printf ("%d: Can't release non-recursive-lock semaphore: %s\n", __LINE__, rtems_status_text (sc)); + } + sc = rtems_semaphore_release (semnorec); + if (sc != RTEMS_SUCCESSFUL) { + printf ("%d: Can't rerelease non-recursive-lock semaphore: %s\n", __LINE__, rtems_status_text (sc)); + } + sc = rtems_semaphore_obtain (semnorec, RTEMS_NO_WAIT, 0); + if (sc != RTEMS_SUCCESSFUL) { + printf ("%d: Can't obtain non-recursive-lock semaphore: %s\n", __LINE__, rtems_status_text (sc)); + } + sc = rtems_semaphore_obtain (semnorec, RTEMS_NO_WAIT, 0); + if (sc == RTEMS_SUCCESSFUL) { + printf ("%d: Reobtain non-recursive-lock semaphore -- and should not have.\n", __LINE__); + } + else if (sc != RTEMS_UNSATISFIED) { + printf ("%d: Reobtain non-recursive-lock semaphore failed, but error is %d (%s), not RTEMS_UNSATISFIED.\n", __LINE__, sc, rtems_status_text (sc)); + } + + sc = rtems_semaphore_release (semnorec); + if (sc != RTEMS_SUCCESSFUL) { + printf ("%d: Can't release non-recursive-lock semaphore: %s\n", __LINE__, rtems_status_text (sc)); + } + sc = rtems_semaphore_release (semnorec); + if (sc != RTEMS_SUCCESSFUL) { + printf ("%d: Can't rerelease non-recursive-lock semaphore: %s\n", __LINE__, rtems_status_text (sc)); + } + sc = rtems_semaphore_obtain (semnorec, RTEMS_NO_WAIT, 0); + if (sc != RTEMS_SUCCESSFUL) { + printf ("%d: Can't obtain non-recursive-lock semaphore: %s\n", __LINE__, rtems_status_text (sc)); + } + /* + * Since this task is holding this, this task will block and timeout. + * Then the timeout error will be returned. + */ + rtems_clock_get (RTEMS_CLOCK_GET_TICKS_SINCE_BOOT, &then); + sc = rtems_semaphore_obtain (semnorec, RTEMS_WAIT, 5); + rtems_clock_get (RTEMS_CLOCK_GET_TICKS_SINCE_BOOT, &now); + if (sc == RTEMS_SUCCESSFUL) { + printf ("%d: Reobtain non-recursive-lock semaphore -- and should not have.\n", __LINE__); + } + else if (sc != RTEMS_TIMEOUT) { + printf ("%d: Reobtain non-recursive-lock semaphore failed, but error is %d (%s), not RTEMS_TIMEOUT.\n", __LINE__, sc, rtems_status_text (sc)); + } + if ((then - now) < 4) + printf ("%d: Reobtain non-recursive-lock semaphore failed without timeout.\n", __LINE__); + + startTask (semnorec); + rtems_clock_get (RTEMS_CLOCK_GET_TICKS_SINCE_BOOT, &then); + for (i = 0 ; i < 5 ; i++) { + int diff; + + sc = rtems_semaphore_obtain (semnorec, RTEMS_WAIT, RTEMS_NO_TIMEOUT); + rtems_clock_get (RTEMS_CLOCK_GET_TICKS_SINCE_BOOT, &now); + diff = now - then; + then = now; + if (sc != RTEMS_SUCCESSFUL) + printf ("%d: Failed to obtain non-recursive-lock semaphore: %s\n", __LINE__, rtems_status_text (sc)); + else if (diff < (2 * ticksPerSecond)) + printf ("%d: Obtained obtain non-recursive-lock semaphore too quickly -- %d ticks not %d ticks\n", __LINE__, diff, (2 * ticksPerSecond) ); + } + + puts( "*** END OF SP29 ***" ); + exit (0); +}

/Makefile.am