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

Definition at line 40 of file sysstate.h.

Function Documentation

_System_state_Get()

static __inline__ System_state_Codes _System_state_Get ( void  )

static

Gets the current system state.

Returns

The current system state.

Definition at line 90 of file sysstate.h.

_System_state_Is_before_initialization()

static __inline__ bool _System_state_Is_before_initialization ( System_state_Codes  state )

static

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.

Definition at line 103 of file sysstate.h.

_System_state_Is_before_multitasking()

static __inline__ bool _System_state_Is_before_multitasking ( System_state_Codes  state )

static

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.

Definition at line 118 of file sysstate.h.

_System_state_Is_terminated()

static __inline__ bool _System_state_Is_terminated ( System_state_Codes  state )

static

Checks if the state is terminated.

Parameters

state

The state to check.

Return values

true	state is terminated.
false	state is not terminated.

Definition at line 148 of file sysstate.h.

_System_state_Is_up()

static __inline__ bool _System_state_Is_up ( System_state_Codes  state )

static

Checks if the state is up.

Parameters

state

The state to check.

Return values

true	state is up.
false	state is not up.

Definition at line 133 of file sysstate.h.

_System_state_Set()

static __inline__ void _System_state_Set ( System_state_Codes  state )

static

Sets the current system state to the given state.

Parameters

state

The state to set.

Definition at line 78 of file sysstate.h.