Memory Pool Functions

Events generated by memory pool functions. More...

Functions
void	EvrRtxMemoryPoolError (osMemoryPoolId_t mp_id, int32_t status)
	Event on memory pool error (Error) More...
void	EvrRtxMemoryPoolNew (uint32_t block_count, uint32_t block_size, const osMemoryPoolAttr_t *attr)
	Event on memory pool create and initialize (API) More...
void	EvrRtxMemoryPoolCreated (osMemoryPoolId_t mp_id, const char *name)
	Event on successful memory pool create (Op) More...
void	EvrRtxMemoryPoolGetName (osMemoryPoolId_t mp_id, const char *name)
	Event on memory pool name retrieve (API) More...
void	EvrRtxMemoryPoolAlloc (osMemoryPoolId_t mp_id, uint32_t timeout)
	Event on memory pool allocation (API) More...
void	EvrRtxMemoryPoolAllocPending (osMemoryPoolId_t mp_id, uint32_t timeout)
	Event on pending memory pool allocation (Op) More...
void	EvrRtxMemoryPoolAllocTimeout (osMemoryPoolId_t mp_id)
	Event on memory pool allocation timeout (Op) More...
void	EvrRtxMemoryPoolAllocated (osMemoryPoolId_t mp_id, void *block)
	Event on successful memory pool allocation (Op) More...
void	EvrRtxMemoryPoolAllocFailed (osMemoryPoolId_t mp_id)
	Event on unsuccessful memory pool allocation (Op) More...
void	EvrRtxMemoryPoolFree (osMemoryPoolId_t mp_id, void *block)
	Event on memory pool free (API) More...
void	EvrRtxMemoryPoolDeallocated (osMemoryPoolId_t mp_id, void *block)
	Event on successful memory pool free (Op) More...
void	EvrRtxMemoryPoolFreeFailed (osMemoryPoolId_t mp_id, void *block)
	Event on unsuccessful memory pool free (Op) More...
void	EvrRtxMemoryPoolGetCapacity (osMemoryPoolId_t mp_id, uint32_t capacity)
	Event on memory pool capacity retrieve (API) More...
void	EvrRtxMemoryPoolGetBlockSize (osMemoryPoolId_t mp_id, uint32_t block_size)
	Event on memory pool block size retrieve (API) More...
void	EvrRtxMemoryPoolGetCount (osMemoryPoolId_t mp_id, uint32_t count)
	Event on used memory pool blocks retrieve (API) More...
void	EvrRtxMemoryPoolGetSpace (osMemoryPoolId_t mp_id, uint32_t space)
	Event on available memory pool blocks retrieve (API) More...
void	EvrRtxMemoryPoolDelete (osMemoryPoolId_t mp_id)
	Event on memory pool delete (API) More...
void	EvrRtxMemoryPoolDestroyed (osMemoryPoolId_t mp_id)
	Event on successful memory pool delete (Op) More...

Description

Function Documentation

void EvrRtxMemoryPoolError	(	osMemoryPoolId_t	mp_id,
		int32_t	status
	)

Parameters

[in]	mp_id	memory pool ID obtained by osMemoryPoolNew or NULL when ID is unknown.
[in]	status	extended execution status.

The event MemoryPoolError is generated when Memory Pool routines complete their execution due to an error.

The status parameter indicates the execution status and can be one of the osStatus_t codes or one of the extended execution status codes which are summarized in the table below.

Extended Status Code	Description
osRtxErrorKernelNotReady	Kernel scheduler is not in Ready state.
osRtxErrorKernelNotRunning	Kernel scheduler is not executing - there is no running thread.
osRtxErrorInvalidControlBlock	Object control block with invalid alignment or size was specified.
osRtxErrorInvalidDataMemory	Object data memory with invalid alignment or size was specified.
osRtxErrorInvalidThreadStack	Thread stack memory with invalid alignment or size was specified.
osRtxErrorInvalidPriority	Invalid thread priority was specified.
osRtxErrorThreadNotJoinable	Specified thread is not joinable.
osRtxErrorMutexNotOwned	Specified mutex is not owned by the current running thread.
osRtxErrorMutexNotLocked	Specified mutex is not locked.
osRtxErrorMutexLockLimit	Maximum number of recursive mutex locks reached.
osRtxErrorSemaphoreCountLimit	Semaphore count limit reached.
osRtxErrorTZ_InitContext_S	Secure context memory system initialization failed.
osRtxErrorTZ_AllocContext_S	Secure context memory allocation failed.
osRtxErrorTZ_FreeContext_S	Secure context memory deallocation failed.
osRtxErrorTZ_LoadContext_S	Secure context load failed.
osRtxErrorTZ_SaveContext_S	Secure context save failed.

Value in the Event Recorder shows:

• mp_id : memory pool ID.
• status : execution status code.

void EvrRtxMemoryPoolNew	(	uint32_t	block_count,
		uint32_t	block_size,
		const osMemoryPoolAttr_t *	attr
	)

Parameters

[in]	block_count	maximum number of memory blocks in memory pool.
[in]	block_size	memory block size in bytes.
[in]	attr	memory pool attributes; NULL: default values.

The event MemoryPoolNew is generated when the function osMemoryPoolNew is called.

Value in the Event Recorder shows:

• block_count : maximum number of memory blocks in memory pool.
• block_size : memory block size in bytes.
• attr : memory address of Memory Pool attributes or 0 when they are not specified.

void EvrRtxMemoryPoolCreated	(	osMemoryPoolId_t	mp_id,
		const char *	name
	)

Parameters

[in]	mp_id	memory pool ID obtained by osMemoryPoolNew.
[in]	name	pointer to memory pool object name.

The event MemoryPoolCreated is generated when the function osMemoryPoolNew successfully creates a memory pool object.

Value in the Event Recorder shows:

• mp_id : memory pool ID.

void EvrRtxMemoryPoolGetName	(	osMemoryPoolId_t	mp_id,
		const char *	name
	)

Parameters

[in]	mp_id	memory pool ID obtained by osMemoryPoolNew.
[in]	name	pointer to memory pool object name.

The event MemoryPoolGetName is generated when the function osMemoryPoolGetName is called and its execution result is known.

Value in the Event Recorder shows:

• mp_id : memory pool ID.
• name : retrieved memory address of name string (0 in case of a failure).

void EvrRtxMemoryPoolAlloc	(	osMemoryPoolId_t	mp_id,
		uint32_t	timeout
	)

Parameters

[in]	mp_id	memory pool ID obtained by osMemoryPoolNew.
[in]	timeout	Timeout Value or 0 in case of no time-out.

The event MemoryPoolAlloc is generated when the function osMemoryPoolAlloc is called.

Value in the Event Recorder shows:

• mp_id : memory pool ID.
• timeout : Timeout Value.

void EvrRtxMemoryPoolAllocPending	(	osMemoryPoolId_t	mp_id,
		uint32_t	timeout
	)

Parameters

[in]	mp_id	memory pool ID obtained by osMemoryPoolNew.
[in]	timeout	Timeout Value or 0 in case of no time-out.

The event MemoryPoolAllocPending is generated when the function osMemoryPoolAlloc blocks current running thread and waits for memory block to become available.

Value in the Event Recorder shows:

• mp_id : memory pool ID.
• timeout : Timeout Value.

void EvrRtxMemoryPoolAllocTimeout

(

osMemoryPoolId_t

mp_id

)

Parameters

[in]

mp_id

memory pool ID obtained by osMemoryPoolNew.

The event MemoryPoolAllocTimeout is generated when wait for memory pool to become available is aborted due to expired wait timeout.

Value in the Event Recorder shows:

• mp_id : memory pool ID.

void EvrRtxMemoryPoolAllocated	(	osMemoryPoolId_t	mp_id,
		void *	block
	)

Parameters

[in]	mp_id	memory pool ID obtained by osMemoryPoolNew.
[in]	block	address of the allocated memory block.

The event MemoryPoolAllocated is generated when the function osMemoryPoolAlloc successfully allocates the memory block.

Value in the Event Recorder shows:

• mp_id : memory pool ID.
• block : memory address of the allocated memory block.

void EvrRtxMemoryPoolAllocFailed

(

osMemoryPoolId_t

mp_id

)

Parameters

[in]

mp_id

memory pool ID obtained by osMemoryPoolNew.

The event MemoryPoolAllocFailed is generated when the function osMemoryPoolAlloc fails to allocate the memory block due to out of available memory.

Value in the Event Recorder shows:

• mp_id : memory pool ID.

void EvrRtxMemoryPoolFree	(	osMemoryPoolId_t	mp_id,
		void *	block
	)

Parameters

[in]	mp_id	memory pool ID obtained by osMemoryPoolNew.
[in]	block	address of the allocated memory block to be returned to the memory pool.

The event MemoryPoolFree is generated when the function osMemoryPoolFree is called.

Value in the Event Recorder shows:

• mp_id : memory pool ID.
• block : memory address of the memory block to be returned to the memory pool.

void EvrRtxMemoryPoolDeallocated	(	osMemoryPoolId_t	mp_id,
		void *	block
	)

Parameters

[in]	mp_id	memory pool ID obtained by osMemoryPoolNew.
[in]	block	address of the allocated memory block to be returned to the memory pool.

The event MemoryPoolDeallocated is generated when the function osMemoryPoolFree successfully deallocates the memory block.

Value in the Event Recorder shows:

• mp_id : memory pool ID.
• block : memory address of the memory block returned to the memory pool.

void EvrRtxMemoryPoolFreeFailed	(	osMemoryPoolId_t	mp_id,
		void *	block
	)

Parameters

[in]	mp_id	memory pool ID obtained by osMemoryPoolNew.
[in]	block	address of the allocated memory block to be returned to the memory pool.

The event MemoryPoolFreeFailed is generated when the function osMemoryPoolFree fails to deallocate the memory block.

Value in the Event Recorder shows:

• mp_id : memory pool ID.
• block : memory address of the memory block to be returned to the memory pool.

void EvrRtxMemoryPoolGetCapacity	(	osMemoryPoolId_t	mp_id,
		uint32_t	capacity
	)

Parameters

[in]	mp_id	memory pool ID obtained by osMemoryPoolNew.
[in]	capacity	maximum number of memory blocks.

The event MemoryPoolGetCapacity is generated when the function osMemoryPoolGetCapacity is called and its execution result is known.

Value in the Event Recorder shows:

• mp_id : memory pool ID.
• capacity : retrieved maximum number of memory blocks (0 in case of a failure).

void EvrRtxMemoryPoolGetBlockSize	(	osMemoryPoolId_t	mp_id,
		uint32_t	block_size
	)

Parameters

[in]	mp_id	memory pool ID obtained by osMemoryPoolNew.
[in]	block_size	memory block size in bytes.

The event MemoryPoolGetBlockSize is generated when the function osMemoryPoolGetBlockSize is called and its execution result is known.

Value in the Event Recorder shows:

• mp_id : memory pool ID.
• block_size : retrieved memory block size in bytes (0 in case of a failure).

void EvrRtxMemoryPoolGetCount	(	osMemoryPoolId_t	mp_id,
		uint32_t	count
	)

Parameters

[in]	mp_id	memory pool ID obtained by osMemoryPoolNew.
[in]	count	number of memory blocks used.

The event MemoryPoolGetCount is generated when the function osMemoryPoolGetCount is called and its execution result is known.

Value in the Event Recorder shows:

• mp_id : memory pool ID.
• count : retrieved number of memory block used (0 in case of a failure).

void EvrRtxMemoryPoolGetSpace	(	osMemoryPoolId_t	mp_id,
		uint32_t	space
	)

Parameters

[in]	mp_id	memory pool ID obtained by osMemoryPoolNew.
[in]	space	number of memory blocks available.

The event MemoryPoolGetSpace is generated when the function osMemoryPoolGetSpace is called and its execution result is known.

Value in the Event Recorder shows:

• mp_id : memory pool ID.
• space : retrieved number of memory blocks available (0 in case of a failure).

void EvrRtxMemoryPoolDelete

(

osMemoryPoolId_t

mp_id

)

Parameters

[in]

mp_id

memory pool ID obtained by osMemoryPoolNew.

The event MemoryPoolDelete is generated when the function osMemoryPoolDelete is called.

Value in the Event Recorder shows:

• mp_id : memory pool ID.

void EvrRtxMemoryPoolDestroyed

(

osMemoryPoolId_t

mp_id

)

Parameters

[in]

mp_id

memory pool ID obtained by osMemoryPoolNew.

The event MemoryPoolDestroyed is generated when the function osMemoryPoolDelete successfully deletes the memory pool object.

Value in the Event Recorder shows:

• mp_id : memory pool ID.