Thread_Wait_information Struct Reference

Information required to manage a thread while it is blocked. More...

#include <thread.h>

Collaboration diagram for Thread_Wait_information:

Data Fields
Objects_Id	id
	This field is the Id of the object this thread is waiting upon.
uint32_t	count
	This field is used to return an integer while when blocked.
void *	return_argument
	This field is for a pointer to a user return argument.
Thread_Wait_information_Object_argument_type	return_argument_second
	This field is for a pointer to a second user return argument.
uint32_t	option
	This field contains any options in effect on this blocking operation.
uint32_t	return_code
	This field will contain the return status from a blocking operation.
Chain_Control	Block2n
	This field is the chain header for the second through Nth tasks of the same priority blocked waiting on the same object.
Thread_queue_Control *	queue
	This field points to the thread queue on which this thread is blocked.

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Detailed Description

Information required to manage a thread while it is blocked.

This contains the information required to manage a thread while it is blocked and to return information to it.

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Field Documentation

uint32_t Thread_Wait_information::count

This field is used to return an integer while when blocked.

Objects_Id Thread_Wait_information::id

This field is the Id of the object this thread is waiting upon.

Referenced by _CORE_semaphore_Seize_isr_disable().

uint32_t Thread_Wait_information::option

This field contains any options in effect on this blocking operation.

Thread_queue_Control* Thread_Wait_information::queue

This field points to the thread queue on which this thread is blocked.

Referenced by _CORE_semaphore_Seize_isr_disable().

void* Thread_Wait_information::return_argument

This field is for a pointer to a user return argument.

Thread_Wait_information_Object_argument_type Thread_Wait_information::return_argument_second

This field is for a pointer to a second user return argument.

uint32_t Thread_Wait_information::return_code

This field will contain the return status from a blocking operation.

Note:

The following assumes that all API return codes can be treated as an uint32_t.

Referenced by _CORE_mutex_Seize_interrupt_trylock_body(), and _CORE_semaphore_Seize_isr_disable().

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The documentation for this struct was generated from the following file:

• rtems/score/thread.h