forked from Imagelibrary/rtems
48 lines
1.3 KiB
C
48 lines
1.3 KiB
C
/*
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* Semaphore Obtain in Critical Section
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*
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* COPYRIGHT (c) 1989-2011.
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* On-Line Applications Research Corporation (OAR).
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*
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* The license and distribution terms for this file may be
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* found in the file LICENSE in this distribution or at
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* http://www.rtems.org/license/LICENSE.
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*/
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#define CONFIGURE_MAXIMUM_SEMAPHORES 10
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#define FATAL_ERROR_TEST_NAME "3"
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#define FATAL_ERROR_DESCRIPTION "Core Mutex obtain in critical section"
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#define FATAL_ERROR_EXPECTED_SOURCE INTERNAL_ERROR_CORE
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#define FATAL_ERROR_EXPECTED_IS_INTERNAL FALSE
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#define FATAL_ERROR_EXPECTED_ERROR \
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INTERNAL_ERROR_MUTEX_OBTAIN_FROM_BAD_STATE
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void force_error(void)
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{
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rtems_status_code status;
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rtems_id mutex;
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status = rtems_semaphore_create(
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rtems_build_name( 'S','0',' ',' '),
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1,
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RTEMS_LOCAL|
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RTEMS_SIMPLE_BINARY_SEMAPHORE,
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0,
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&mutex
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);
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directive_failed( status, "rtems_semaphore_create of S0");
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printk("Create semaphore S0\n");
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printk("Obtain semaphore in dispatching critical section\n");
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_Thread_Disable_dispatch();
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status = rtems_semaphore_obtain( mutex, RTEMS_DEFAULT_OPTIONS, 0 );
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/* !!! SHOULD NOT RETURN FROM THE ABOVE CALL */
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_Thread_Enable_dispatch();
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printk("ERROR -- Obtain semaphore should not have returned\n");
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/* we will not run this far */
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}
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