VxWorks Function Description

1. Task-related functions:

 

1. task scheduling function

 

Kerneltimeslice ()

Function: Enable cyclic scheduling.

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Taskpriorityset ()

Function: Change the task priority.

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Tasklock ()

Function: Disable task scheduling.

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Taskunlock ()

Function: Enable task scheduling.

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2. Task creation Function

Taskspawn ()

Function: Creates and activates a task.

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Taskinit ()

Function: initialize a new task.

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Taskactivate ()

Function: activate an initialized task.

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3. Operate task Functions

 

Taskname ()

Function: gets the task name associated with the ID.

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Tasknametoid ()

Function: Find the task id associated with the task name.

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Taskidself ()

Function: gets the ID of the current task.

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Taskidverify ()

Function: confirm the existence of the specified task.

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Taskoptionsget ()

Function: gets the task option information.

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Taskoptionsset ()

Function: sets the task options.

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5. semaphore control functions

 

Sembcreat ()

Function: allocates space for Binary semaphores and initializes them.

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Semmcreat ()

Function: allocates space for mutex semaphores and initializes them.

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Semccreat ()

Function: allocates space for counting semaphores and initializes them.

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Semdelete ()

Function: Terminate and release the specified semaphore.

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Semtask ()

Function: gets the specified semaphore.

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Semgive ()

Function: Specify the semaphore.

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Semflush ()

Function: puts all tasks waiting for the specified semaphore in the ready state.

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