System State Handler

Management of the internal system state of RTEMS. More...

Files
file	sysstate.h
	System State Handler API.

Macros
#define	SYSTEM_STATE_CODES_FIRST   SYSTEM_STATE_BEFORE_INITIALIZATION
#define	SYSTEM_STATE_CODES_LAST   SYSTEM_STATE_TERMINATED

Enumerations
enum	System_state_Codes { SYSTEM_STATE_BEFORE_INITIALIZATION, SYSTEM_STATE_BEFORE_MULTITASKING, SYSTEM_STATE_UP, SYSTEM_STATE_TERMINATED }
	System states. More...

Functions
RTEMS_INLINE_ROUTINE void	_System_state_Set (System_state_Codes state)
	Sets the current system state to the given state. More...
RTEMS_INLINE_ROUTINE System_state_Codes	_System_state_Get (void)
	Gets the current system state. More...
RTEMS_INLINE_ROUTINE bool	_System_state_Is_before_initialization (System_state_Codes state)
	Checks if the state is before initialization. More...
RTEMS_INLINE_ROUTINE bool	_System_state_Is_before_multitasking (System_state_Codes state)
	Checks if the state is before multitasking. More...
RTEMS_INLINE_ROUTINE bool	_System_state_Is_up (System_state_Codes state)
	Checks if the state is up. More...
RTEMS_INLINE_ROUTINE bool	_System_state_Is_terminated (System_state_Codes state)
	Checks if the state is terminated. More...

Variables
System_state_Codes	_System_state_Current

Detailed Description

Management of the internal system state of RTEMS.

Enumeration Type Documentation

System_state_Codes

enum System_state_Codes

System states.

Enumerator
SYSTEM_STATE_BEFORE_INITIALIZATION	The system is before the end of the first phase of initialization.
SYSTEM_STATE_BEFORE_MULTITASKING	The system is between end of the first phase of initialization but before multitasking is started.
SYSTEM_STATE_UP	The system is up and operating normally.
SYSTEM_STATE_TERMINATED	The system reached its terminal state.

Function Documentation

_System_state_Get()

RTEMS_INLINE_ROUTINE System_state_Codes _System_state_Get

(

void

)

Gets the current system state.

Returns

The current system state.

_System_state_Is_before_initialization()

RTEMS_INLINE_ROUTINE bool _System_state_Is_before_initialization

(

System_state_Codes

state

)

Checks if the state is before initialization.

Parameters

state

The state to check.

Return values

true	state is before initialization.
false	state is not before initialization.

_System_state_Is_before_multitasking()

RTEMS_INLINE_ROUTINE bool _System_state_Is_before_multitasking

(

System_state_Codes

state

)

Checks if the state is before multitasking.

Parameters

state

The state to check.

Return values

true	state is before multitasking.
false	state is not before multitasking.

_System_state_Is_terminated()

RTEMS_INLINE_ROUTINE bool _System_state_Is_terminated

(

System_state_Codes

state

)

Checks if the state is terminated.

Parameters

state

The state to check.

Return values

true	state is terminated.
false	state is not terminated.

_System_state_Is_up()

RTEMS_INLINE_ROUTINE bool _System_state_Is_up

(

System_state_Codes

state

)

Checks if the state is up.

Parameters

state

The state to check.

Return values

true	state is up.
false	state is not up.

_System_state_Set()

RTEMS_INLINE_ROUTINE void _System_state_Set

(

System_state_Codes

state

)

Sets the current system state to the given state.

Parameters

state

The state to set.