Message Queue Functions

Events generated by message queue functions. More...

Functions
void	EvrRtxMessageQueueError (osMessageQueueId_t mq_id, int32_t status)
	Event on message queue error (Error) More...
void	EvrRtxMessageQueueNew (uint32_t msg_count, uint32_t msg_size, const osMessageQueueAttr_t *attr)
	Event on message queue create and initialization (API) More...
void	EvrRtxMessageQueueCreated (osMessageQueueId_t mq_id, const char *name)
	Event on successful message queue create (Op) More...
void	EvrRtxMessageQueueGetName (osMessageQueueId_t mq_id, const char *name)
	Event on message queue name retrieve(API) More...
void	EvrRtxMessageQueuePut (osMessageQueueId_t mq_id, const void *msg_ptr, uint8_t msg_prio, uint32_t timeout)
	Event on message put (API) More...
void	EvrRtxMessageQueuePutPending (osMessageQueueId_t mq_id, const void *msg_ptr, uint32_t timeout)
	Event on pending message put (Op) More...
void	EvrRtxMessageQueuePutTimeout (osMessageQueueId_t mq_id)
	Event on message put timeout (Op) More...
void	EvrRtxMessageQueueInsertPending (osMessageQueueId_t mq_id, const void *msg_ptr)
	Event on pending message insert (Op) More...
void	EvrRtxMessageQueueInserted (osMessageQueueId_t mq_id, const void *msg_ptr)
	Event on successful message insert (Op) More...
void	EvrRtxMessageQueueNotInserted (osMessageQueueId_t mq_id, const void *msg_ptr)
	Event on unsuccessful message insert (Op) More...
void	EvrRtxMessageQueueGet (osMessageQueueId_t mq_id, void *msg_ptr, uint8_t *msg_prio, uint32_t timeout)
	Event on message get (API) More...
void	EvrRtxMessageQueueGetPending (osMessageQueueId_t mq_id, void *msg_ptr, uint32_t timeout)
	Event on pending message get (Op) More...
void	EvrRtxMessageQueueGetTimeout (osMessageQueueId_t mq_id)
	Event on message get timeout (Op) More...
void	EvrRtxMessageQueueRetrieved (osMessageQueueId_t mq_id, void *msg_ptr)
	Event on successful message get (Op) More...
void	EvrRtxMessageQueueNotRetrieved (osMessageQueueId_t mq_id, void *msg_ptr)
	Event on unsuccessful message get (Op) More...
void	EvrRtxMessageQueueGetCapacity (osMessageQueueId_t mq_id, uint32_t capacity)
	Event on message queue capacity retrieve (API) More...
void	EvrRtxMessageQueueGetMsgSize (osMessageQueueId_t mq_id, uint32_t msg_size)
	Event on message queue message size retrieve (API) More...
void	EvrRtxMessageQueueGetCount (osMessageQueueId_t mq_id, uint32_t count)
	Event on message queue message count retrieve (API) More...
void	EvrRtxMessageQueueGetSpace (osMessageQueueId_t mq_id, uint32_t space)
	Event on message queue message slots retrieve (API) More...
void	EvrRtxMessageQueueReset (osMessageQueueId_t mq_id)
	Event on message queue reset (API) More...
void	EvrRtxMessageQueueResetDone (osMessageQueueId_t mq_id)
	Event on successful message queue reset (Op) More...
void	EvrRtxMessageQueueDelete (osMessageQueueId_t mq_id)
	Event on message queue delete (API) More...
void	EvrRtxMessageQueueDestroyed (osMessageQueueId_t mq_id)
	Event on successful message queue delete (Op) More...

Description

Function Documentation

void EvrRtxMessageQueueError	(	osMessageQueueId_t	mq_id,
		int32_t	status
	)

Parameters

[in]	mq_id	message queue ID obtained by osMessageQueueNew or NULL when ID is unknown.
[in]	status	extended execution status.

The event MessageQueueError is generated when Message Queue 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:

• mq_id : message queue ID.
• status : execution status code.

void EvrRtxMessageQueueNew	(	uint32_t	msg_count,
		uint32_t	msg_size,
		const osMessageQueueAttr_t *	attr
	)

Parameters

[in]	msg_count	maximum number of messages in queue.
[in]	msg_size	maximum message size in bytes.
[in]	attr	message queue attributes; NULL: default values.

The event MessageQueueNew is generated when the function osMessageQueueNew is called.

Value in the Event Recorder shows:

• msg_count : maximum number of messages in queue.
• msg_size : maximum message size in bytes.
• attr : memory address of Message Queue attributes or 0 when they are not specified.

void EvrRtxMessageQueueCreated	(	osMessageQueueId_t	mq_id,
		const char *	name
	)

Parameters

[in]	mq_id	message queue ID obtained by osMessageQueueNew.
[in]	name	pointer to message queue object name.

The event MessageQueueCreated is generated when the function osMessageQueueNew successfully creates a message queue object.

Value in the Event Recorder shows:

• mq_id : message queue ID.

void EvrRtxMessageQueueGetName	(	osMessageQueueId_t	mq_id,
		const char *	name
	)

Parameters

[in]	mq_id	message queue ID obtained by osMessageQueueNew.
[in]	name	pointer to message queue object name.

The event MessageQueueGetName is generated when the function osMessageQueueGetName is called and its execution result is known.

Value in the Event Recorder shows:

• mq_id : message queue ID.
• name : retrieved memory address of name string (0 in case of a failure).

void EvrRtxMessageQueuePut	(	osMessageQueueId_t	mq_id,
		const void *	msg_ptr,
		uint8_t	msg_prio,
		uint32_t	timeout
	)

Parameters

[in]	mq_id	message queue ID obtained by osMessageQueueNew.
[in]	msg_ptr	pointer to buffer with message to put into a queue.
[in]	msg_prio	message priority.
[in]	timeout	Timeout Value or 0 in case of no time-out.

The event MessageQueuePut is generated when the function osMessageQueuePut is called.

Value in the Event Recorder shows:

• mq_id : message queue ID.
• msg_ptr : memory address of message buffer.
• msg_prio : message priority.
• timeout : Timeout Value.

void EvrRtxMessageQueuePutPending	(	osMessageQueueId_t	mq_id,
		const void *	msg_ptr,
		uint32_t	timeout
	)

Parameters

[in]	mq_id	message queue ID obtained by osMessageQueueNew.
[in]	msg_ptr	pointer to buffer with message to put into a queue.
[in]	timeout	Timeout Value or 0 in case of no time-out.

The event MessageQueuePutPending is generated when the function osMessageQueuePut starts waiting to put message into the queue.

Value in the Event Recorder shows:

• mq_id : message queue ID.
• msg_ptr : memory address of message buffer.
• timeout : Timeout Value.

void EvrRtxMessageQueuePutTimeout

(

osMessageQueueId_t

mq_id

)

Parameters

[in]

mq_id

message queue ID obtained by osMessageQueueNew.

The event MessageQueuePutTimeout is generated when the function osMessageQueuePut fails to insert a message into the queue until timeout expires.

Value in the Event Recorder shows:

• mq_id : message queue ID.

void EvrRtxMessageQueueInsertPending	(	osMessageQueueId_t	mq_id,
		const void *	msg_ptr
	)

Parameters

[in]	mq_id	message queue ID obtained by osMessageQueueNew.
[in]	msg_ptr	pointer to buffer with message to put into a queue.

The event MessageQueueInsertPending is generated when the function osMessageQueuePut is called from ISR and message is registered to be put into the queue.

Value in the Event Recorder shows:

• mq_id : message queue ID.
• msg_ptr : memory address of message buffer.

void EvrRtxMessageQueueInserted	(	osMessageQueueId_t	mq_id,
		const void *	msg_ptr
	)

Parameters

[in]	mq_id	message queue ID obtained by osMessageQueueNew.
[in]	msg_ptr	pointer to buffer with message to put into a queue.

The event MessageQueueInserted is generated when a message is successfully inserted into the queue.

Value in the Event Recorder shows:

• mq_id : message queue ID.
• msg_ptr : memory address of message buffer.

void EvrRtxMessageQueueNotInserted	(	osMessageQueueId_t	mq_id,
		const void *	msg_ptr
	)

Parameters

[in]	mq_id	message queue ID obtained by osMessageQueueNew.
[in]	msg_ptr	pointer to buffer with message to put into a queue.

The event MessageQueueNotInserted is generated when the function osMessageQueuePut fails to insert a message into the queue. Usually this happens when queue is out of memory.

Value in the Event Recorder shows:

• mq_id : message queue ID.
• msg_ptr : memory address of message buffer.

void EvrRtxMessageQueueGet	(	osMessageQueueId_t	mq_id,
		void *	msg_ptr,
		uint8_t *	msg_prio,
		uint32_t	timeout
	)

Parameters

[in]	mq_id	message queue ID obtained by osMessageQueueNew.
[in]	msg_ptr	pointer to buffer for message to get from a queue.
[in]	msg_prio	message priority.
[in]	timeout	Timeout Value or 0 in case of no time-out.

The event MessageQueueGet is generated when the function osMessageQueueGet is called.

Value in the Event Recorder shows:

• mq_id : message queue ID.
• msg_ptr : memory address of buffer for message.
• msg_prio : memory address of buffer for message priority.
• timeout : Timeout Value.

void EvrRtxMessageQueueGetPending	(	osMessageQueueId_t	mq_id,
		void *	msg_ptr,
		uint32_t	timeout
	)

Parameters

[in]	mq_id	message queue ID obtained by osMessageQueueNew.
[in]	msg_ptr	pointer to buffer for message to get from a queue.
[in]	timeout	Timeout Value or 0 in case of no time-out.

The event MessageQueueGetPending is generated when the function osMessageQueueGet starts waiting for message to be retrieved from the queue.

Value in the Event Recorder shows:

• mq_id : message queue ID.
• msg_ptr : memory address of buffer for message.
• timeout : Timeout Value.

void EvrRtxMessageQueueGetTimeout

(

osMessageQueueId_t

mq_id

)

Parameters

[in]

mq_id

message queue ID obtained by osMessageQueueNew.

The event MessageQueueGetTimeout is generated when the function osMessageQueueGet is called and there is no message available in queue until timeout expires.

Value in the Event Recorder shows:

• mq_id : message queue ID.

void EvrRtxMessageQueueRetrieved	(	osMessageQueueId_t	mq_id,
		void *	msg_ptr
	)

Parameters

[in]	mq_id	message queue ID obtained by osMessageQueueNew.
[in]	msg_ptr	pointer to buffer for message to get from a queue.

The event MessageQueueRetrieved is generated when message is retrieved from the message queue.

Value in the Event Recorder shows:

• mq_id : message queue ID.
• msg_ptr : memory address of buffer for message.

void EvrRtxMessageQueueNotRetrieved	(	osMessageQueueId_t	mq_id,
		void *	msg_ptr
	)

Parameters

[in]	mq_id	message queue ID obtained by osMessageQueueNew.
[in]	msg_ptr	pointer to buffer for message to get from a queue.

The event MessageQueueNotRetrieved is generated when the function osMessageQueueGet is called without the wait timeout and there is no message available in queue.

Value in the Event Recorder shows:

• mq_id : message queue ID.
• msg_ptr : memory address of buffer for message.

void EvrRtxMessageQueueGetCapacity	(	osMessageQueueId_t	mq_id,
		uint32_t	capacity
	)

Parameters

[in]	mq_id	message queue ID obtained by osMessageQueueNew.
[in]	capacity	maximum number of messages.

The event MessageQueueGetCapacity is generated when the function osMessageQueueGetCapacity is called and its execution result is known.

Value in the Event Recorder shows:

• mq_id : message queue ID.
• capacity : retrieved maximum number of messages (0 in case of a failure).

void EvrRtxMessageQueueGetMsgSize	(	osMessageQueueId_t	mq_id,
		uint32_t	msg_size
	)

Parameters

[in]	mq_id	message queue ID obtained by osMessageQueueNew.
[in]	msg_size	maximum message size in bytes.

The event MessageQueueGetMsgSize is generated when the function osMessageQueueGetMsgSize is called and its execution result is known.

Value in the Event Recorder shows:

• mq_id : message queue ID.
• msg_size : retrieved maximum message size in bytes (0 in case of a failure).

void EvrRtxMessageQueueGetCount	(	osMessageQueueId_t	mq_id,
		uint32_t	count
	)

Parameters

[in]	mq_id	message queue ID obtained by osMessageQueueNew.
[in]	count	number of queued messages.

The event MessageQueueGetCount is generated when the function osMessageQueueGetCount is called and its execution result is known.

Value in the Event Recorder shows:

• mq_id : message queue ID.
• count : retrieved number of queued messages (0 in case of a failure).

void EvrRtxMessageQueueGetSpace	(	osMessageQueueId_t	mq_id,
		uint32_t	space
	)

Parameters

[in]	mq_id	message queue ID obtained by osMessageQueueNew.
[in]	space	number of available slots for messages.

The event MessageQueueGetSpace is generated when the function osMessageQueueGetSpace is called and its execution result is known.

Value in the Event Recorder shows:

• mq_id : message queue ID.
• space : retrieved number of available slots for messages (0 in case of a failure).

void EvrRtxMessageQueueReset

(

osMessageQueueId_t

mq_id

)

Parameters

[in]

mq_id

message queue ID obtained by osMessageQueueNew.

The event MessageQueueReset is generated when the function osMessageQueueReset is called.

Value in the Event Recorder shows:

• mq_id : message queue ID.

void EvrRtxMessageQueueResetDone

(

osMessageQueueId_t

mq_id

)

Parameters

[in]

mq_id

message queue ID obtained by osMessageQueueNew.

The event MessageQueueResetDone is generated when the function osMessageQueueReset successfully completes message queue reset.

Value in the Event Recorder shows:

• mq_id : message queue ID.

void EvrRtxMessageQueueDelete

(

osMessageQueueId_t

mq_id

)

Parameters

[in]

mq_id

message queue ID obtained by osMessageQueueNew.

The event MessageQueueDelete is generated when the function osMessageQueueDelete is called.

Value in the Event Recorder shows:

• mq_id : message queue ID.

void EvrRtxMessageQueueDestroyed

(

osMessageQueueId_t

mq_id

)

Parameters

[in]

mq_id

message queue ID obtained by osMessageQueueNew.

The event MessageQueueDestroyed is generated when the function osMessageQueueDelete successfully deletes the message queue object.

Value in the Event Recorder shows:

• mq_id : message queue ID.