kopia lustrzana https://github.com/micropython/micropython
326 wiersze
11 KiB
C
326 wiersze
11 KiB
C
/*
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* nonos.h - CC31xx/CC32xx Host Driver Implementation
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*
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* Copyright (C) 2014 Texas Instruments Incorporated - http://www.ti.com/
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*
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the
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* distribution.
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*
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* Neither the name of Texas Instruments Incorporated nor the names of
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* its contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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#ifndef __NONOS_H__
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#define __NONOS_H__
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#ifdef __cplusplus
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extern "C" {
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#endif
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#ifndef SL_PLATFORM_MULTI_THREADED
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/* This function call the user defined function, if defined, from the sync wait loop */
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/* The use case of this function is to allow nonos system to call a user function to put the device into sleep */
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/* The wake up should be activated after getting an interrupt from the device to Host */
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/* The user function must return without blocking to prevent a delay on the event handling */
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/*
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#define _SlSyncWaitLoopCallback UserSleepFunction
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*/
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#define NONOS_WAIT_FOREVER 0xFF
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#define NONOS_NO_WAIT 0x00
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#define NONOS_RET_OK (0)
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#define NONOS_RET_ERR (0xFF)
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#define OSI_OK NONOS_RET_OK
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#define __NON_OS_SYNC_OBJ_CLEAR_VALUE 0x11
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#define __NON_OS_SYNC_OBJ_SIGNAL_VALUE 0x22
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#define __NON_OS_LOCK_OBJ_UNLOCK_VALUE 0x33
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#define __NON_OS_LOCK_OBJ_LOCK_VALUE 0x44
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/*!
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\brief type definition for the return values of this adaptation layer
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*/
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typedef _i8 _SlNonOsRetVal_t;
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/*!
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\brief type definition for a time value
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*/
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typedef _u8 _SlNonOsTime_t;
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/*!
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\brief type definition for a sync object container
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Sync object is object used to synchronize between two threads or thread and interrupt handler.
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One thread is waiting on the object and the other thread send a signal, which then
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release the waiting thread.
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The signal must be able to be sent from interrupt context.
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This object is generally implemented by binary semaphore or events.
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*/
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typedef _u8 _SlNonOsSemObj_t;
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#define _SlTime_t _SlNonOsTime_t
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#define _SlSyncObj_t _SlNonOsSemObj_t
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#define _SlLockObj_t _SlNonOsSemObj_t
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#define SL_OS_WAIT_FOREVER NONOS_WAIT_FOREVER
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#define SL_OS_RET_CODE_OK NONOS_RET_OK
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#define SL_OS_NO_WAIT NONOS_NO_WAIT
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/*!
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\brief This function creates a sync object
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The sync object is used for synchronization between different thread or ISR and
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a thread.
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\param pSyncObj - pointer to the sync object control block
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\return upon successful creation the function return 0
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Otherwise, a negative value indicating the error code shall be returned
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\note
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\warning
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*/
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#define _SlNonOsSyncObjCreate(pSyncObj) _SlNonOsSemSet(pSyncObj,__NON_OS_SYNC_OBJ_CLEAR_VALUE)
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/*!
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\brief This function deletes a sync object
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\param pSyncObj - pointer to the sync object control block
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\return upon successful deletion the function should return 0
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Otherwise, a negative value indicating the error code shall be returned
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\note
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\warning
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*/
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#define _SlNonOsSyncObjDelete(pSyncObj) _SlNonOsSemSet(pSyncObj,0)
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/*!
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\brief This function generates a sync signal for the object.
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All suspended threads waiting on this sync object are resumed
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\param pSyncObj - pointer to the sync object control block
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\return upon successful signaling the function should return 0
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Otherwise, a negative value indicating the error code shall be returned
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\note the function could be called from ISR context
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\warning
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*/
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#define _SlNonOsSyncObjSignal(pSyncObj) _SlNonOsSemSet(pSyncObj,__NON_OS_SYNC_OBJ_SIGNAL_VALUE)
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/*!
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\brief This function waits for a sync signal of the specific sync object
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\param pSyncObj - pointer to the sync object control block
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\param Timeout - numeric value specifies the maximum number of mSec to
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stay suspended while waiting for the sync signal
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Currently, the simple link driver uses only two values:
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- NONOS_WAIT_FOREVER
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- NONOS_NO_WAIT
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\return upon successful reception of the signal within the timeout window return 0
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Otherwise, a negative value indicating the error code shall be returned
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\note
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\warning
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*/
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#define _SlNonOsSyncObjWait(pSyncObj , Timeout) _SlNonOsSemGet(pSyncObj,__NON_OS_SYNC_OBJ_SIGNAL_VALUE,__NON_OS_SYNC_OBJ_CLEAR_VALUE,Timeout)
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/*!
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\brief This function clears a sync object
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\param pSyncObj - pointer to the sync object control block
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\return upon successful clearing the function should return 0
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Otherwise, a negative value indicating the error code shall be returned
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\note
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\warning
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*/
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#define _SlNonOsSyncObjClear(pSyncObj) _SlNonOsSemSet(pSyncObj,__NON_OS_SYNC_OBJ_CLEAR_VALUE)
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/*!
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\brief This function creates a locking object.
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The locking object is used for protecting a shared resources between different
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threads.
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\param pLockObj - pointer to the locking object control block
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\return upon successful creation the function should return 0
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Otherwise, a negative value indicating the error code shall be returned
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\note
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\warning
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*/
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#define _SlNonOsLockObjCreate(pLockObj) _SlNonOsSemSet(pLockObj,__NON_OS_LOCK_OBJ_UNLOCK_VALUE)
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/*!
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\brief This function deletes a locking object.
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\param pLockObj - pointer to the locking object control block
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\return upon successful deletion the function should return 0
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Otherwise, a negative value indicating the error code shall be returned
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\note
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\warning
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*/
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#define _SlNonOsLockObjDelete(pLockObj) _SlNonOsSemSet(pLockObj,0)
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/*!
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\brief This function locks a locking object.
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All other threads that call this function before this thread calls
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the _SlNonOsLockObjUnlock would be suspended
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\param pLockObj - pointer to the locking object control block
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\param Timeout - numeric value specifies the maximum number of mSec to
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stay suspended while waiting for the locking object
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Currently, the simple link driver uses only two values:
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- NONOS_WAIT_FOREVER
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- NONOS_NO_WAIT
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\return upon successful reception of the locking object the function should return 0
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Otherwise, a negative value indicating the error code shall be returned
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\note
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\warning
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*/
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#define _SlNonOsLockObjLock(pLockObj , Timeout) _SlNonOsSemGet(pLockObj,__NON_OS_LOCK_OBJ_UNLOCK_VALUE,__NON_OS_LOCK_OBJ_LOCK_VALUE,Timeout)
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/*!
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\brief This function unlock a locking object.
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\param pLockObj - pointer to the locking object control block
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\return upon successful unlocking the function should return 0
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Otherwise, a negative value indicating the error code shall be returned
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\note
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\warning
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*/
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#define _SlNonOsLockObjUnlock(pLockObj) _SlNonOsSemSet(pLockObj,__NON_OS_LOCK_OBJ_UNLOCK_VALUE)
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/*!
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\brief This function call the pEntry callback from a different context
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\param pEntry - pointer to the entry callback function
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\param pValue - pointer to any type of memory structure that would be
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passed to pEntry callback from the execution thread.
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\param flags - execution flags - reserved for future usage
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\return upon successful registration of the spawn the function return 0
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(the function is not blocked till the end of the execution of the function
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and could be returned before the execution is actually completed)
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Otherwise, a negative value indicating the error code shall be returned
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\note
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\warning
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*/
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_SlNonOsRetVal_t _SlNonOsSpawn(_SlSpawnEntryFunc_t pEntry , void* pValue , _u32 flags);
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/*!
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\brief This function must be called from the main loop in non-os paltforms
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\param None
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\return 0 - No more activities
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1 - Activity still in progress
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\note
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\warning
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*/
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_SlNonOsRetVal_t _SlNonOsMainLoopTask(void);
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extern _SlNonOsRetVal_t _SlNonOsSemGet(_SlNonOsSemObj_t* pSyncObj, _SlNonOsSemObj_t WaitValue, _SlNonOsSemObj_t SetValue, _SlNonOsTime_t Timeout);
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extern _SlNonOsRetVal_t _SlNonOsSemSet(_SlNonOsSemObj_t* pSemObj , _SlNonOsSemObj_t Value);
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extern _SlNonOsRetVal_t _SlNonOsSpawn(_SlSpawnEntryFunc_t pEntry , void* pValue , _u32 flags);
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#if (defined(_SlSyncWaitLoopCallback))
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extern void _SlSyncWaitLoopCallback(void);
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#endif
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/*****************************************************************************
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Overwrite SimpleLink driver OS adaptation functions
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*****************************************************************************/
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#undef sl_SyncObjCreate
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#define sl_SyncObjCreate(pSyncObj,pName) _SlNonOsSemSet(pSyncObj,__NON_OS_SYNC_OBJ_CLEAR_VALUE)
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#undef sl_SyncObjDelete
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#define sl_SyncObjDelete(pSyncObj) _SlNonOsSemSet(pSyncObj,0)
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#undef sl_SyncObjSignal
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#define sl_SyncObjSignal(pSyncObj) _SlNonOsSemSet(pSyncObj,__NON_OS_SYNC_OBJ_SIGNAL_VALUE)
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#undef sl_SyncObjSignalFromIRQ
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#define sl_SyncObjSignalFromIRQ(pSyncObj) _SlNonOsSemSet(pSyncObj,__NON_OS_SYNC_OBJ_SIGNAL_VALUE)
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#undef sl_SyncObjWait
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#define sl_SyncObjWait(pSyncObj,Timeout) _SlNonOsSemGet(pSyncObj,__NON_OS_SYNC_OBJ_SIGNAL_VALUE,__NON_OS_SYNC_OBJ_CLEAR_VALUE,Timeout)
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#undef sl_LockObjCreate
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#define sl_LockObjCreate(pLockObj,pName) _SlNonOsSemSet(pLockObj,__NON_OS_LOCK_OBJ_UNLOCK_VALUE)
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#undef sl_LockObjDelete
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#define sl_LockObjDelete(pLockObj) _SlNonOsSemSet(pLockObj,0)
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#undef sl_LockObjLock
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#define sl_LockObjLock(pLockObj,Timeout) _SlNonOsSemGet(pLockObj,__NON_OS_LOCK_OBJ_UNLOCK_VALUE,__NON_OS_LOCK_OBJ_LOCK_VALUE,Timeout)
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#undef sl_LockObjUnlock
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#define sl_LockObjUnlock(pLockObj) _SlNonOsSemSet(pLockObj,__NON_OS_LOCK_OBJ_UNLOCK_VALUE)
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#undef sl_Spawn
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#define sl_Spawn(pEntry,pValue,flags) _SlNonOsSpawn(pEntry,pValue,flags)
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#undef _SlTaskEntry
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#define _SlTaskEntry _SlNonOsMainLoopTask
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#endif /* !SL_PLATFORM_MULTI_THREADED */
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#ifdef __cplusplus
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}
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#endif /* __cplusplus */
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#endif
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