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109 lines
4.3 KiB
C
109 lines
4.3 KiB
C
/*HEADER*********************************************************************
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*
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* Copyright (c) 2008 Freescale Semiconductor;
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* All Rights Reserved
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*
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* Copyright (c) 2004-2008 Embedded Access Inc.;
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* All Rights Reserved
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*
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* Copyright (c) 1989-2008 ARC International;
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* All Rights Reserved
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*
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***************************************************************************
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*
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* THIS SOFTWARE IS PROVIDED BY FREESCALE "AS IS" AND ANY EXPRESSED OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL FREESCALE OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
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* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
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* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
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* THE POSSIBILITY OF SUCH DAMAGE.
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*
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**************************************************************************
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*
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* $FileName: sem.h$
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* $Version : 3.0.5.0$
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* $Date : Nov-21-2008$
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*
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* Comments:
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*
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* This include file is used to define constants and data types for the
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* semaphore component.
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*
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*END************************************************************************/
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#ifndef __sem_h__
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#define __sem_h__ 1
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#include <mqx_cnfg.h>
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#if (! MQX_USE_SEMAPHORES) && (! defined (MQX_DISABLE_CONFIG_CHECK))
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#error SEMAPHORE component is currently disabled in MQX kernel. Please set MQX_USE_SEMAPHORES to 1 in user_config.h and recompile kernel.
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#endif
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/*--------------------------------------------------------------------------*/
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/* CONSTANT DEFINITIONS */
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/* ERROR messages */
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#define SEM_MULTI_PROCESSOR_NOT_AVAILABLE (SEM_ERROR_BASE|0x00)
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#define SEM_SEMAPHORE_DELETED (SEM_ERROR_BASE|0x01)
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#define SEM_SEMAPHORE_NOT_DELETED (SEM_ERROR_BASE|0x02)
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#define SEM_INVALID_SEMAPHORE_HANDLE (SEM_ERROR_BASE|0x03)
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#define SEM_CANNOT_POST (SEM_ERROR_BASE|0x04)
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#define SEM_CANNOT_GET_SEMAPHORE (SEM_ERROR_BASE|0x05)
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#define SEM_INVALID_SEMAPHORE_COUNT (SEM_ERROR_BASE|0x06)
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#define SEM_WAIT_TIMEOUT (SEM_ERROR_BASE|0x07)
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#define SEM_SEMAPHORE_EXISTS (SEM_ERROR_BASE|0x08)
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#define SEM_SEMAPHORE_TABLE_FULL (SEM_ERROR_BASE|0x09)
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#define SEM_SEMAPHORE_NOT_FOUND (SEM_ERROR_BASE|0x0A)
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#define SEM_INVALID_POLICY (SEM_ERROR_BASE|0x0B)
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#define SEM_INVALID_SEMAPHORE (SEM_ERROR_BASE|0x0C)
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#define SEM_INCORRECT_INITIAL_COUNT (SEM_ERROR_BASE|0x0D)
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/* bit flag parameters for _sem_create */
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#define SEM_PRIORITY_QUEUEING (1)
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#define SEM_PRIORITY_INHERITANCE (2)
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#define SEM_STRICT (4)
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/* Default component creation parameters */
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#define SEM_DEFAULT_INITIAL_NUMBER (8)
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#define SEM_DEFAULT_GROW_NUMBER (8)
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#define SEM_DEFAULT_MAXIMUM_NUMBER (0) /* Unlimited */
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/*--------------------------------------------------------------------------*/
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/* EXTERNAL DECLARATIONS */
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#ifdef __cplusplus
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extern "C" {
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#endif
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#ifndef __TAD_COMPILE__
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extern _mqx_uint _sem_close(pointer);
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extern _mqx_uint _sem_create(char _PTR_, _mqx_uint, _mqx_uint);
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extern _mqx_uint _sem_create_fast(_mqx_uint, _mqx_uint, _mqx_uint);
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extern _mqx_uint _sem_create_component(_mqx_uint, _mqx_uint, _mqx_uint);
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extern _mqx_uint _sem_destroy(char _PTR_, boolean);
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extern _mqx_uint _sem_destroy_fast(_mqx_uint, boolean);
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extern _mqx_uint _sem_get_wait_count(pointer);
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extern _mqx_uint _sem_open(char _PTR_, pointer _PTR_);
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extern _mqx_uint _sem_open_fast(_mqx_uint, pointer _PTR_);
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extern _mqx_uint _sem_post(pointer);
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extern _mqx_uint _sem_test(pointer _PTR_);
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extern _mqx_uint _sem_get_value(pointer);
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extern _mqx_uint _sem_wait(pointer, uint_32);
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extern _mqx_uint _sem_wait_for(pointer, MQX_TICK_STRUCT_PTR);
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extern _mqx_uint _sem_wait_ticks(pointer, _mqx_uint);
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extern _mqx_uint _sem_wait_until(pointer, MQX_TICK_STRUCT_PTR);
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#endif
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#ifdef __cplusplus
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}
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#endif
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#endif
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/* EOF */
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