config.h File Reference

This header file provides parts of the application configuration information API. More...

#include <stddef.h>
#include <stdint.h>
#include <rtems/rtems/config.h>
#include <rtems/score/cpu.h>
#include <rtems/score/cpuopts.h>
#include <rtems/score/isr.h>
#include <rtems/score/memory.h>
#include <rtems/score/object.h>
#include <rtems/score/smp.h>
#include <rtems/score/stack.h>
#include <rtems/score/threadidledata.h>
#include <rtems/score/userextdata.h>
#include <rtems/score/watchdogticks.h>
#include <rtems/score/wkspacedata.h>

Go to the source code of this file.

Macros
#define	RTEMS_UNLIMITED_OBJECTS   OBJECTS_UNLIMITED_OBJECTS
	This flag is used in augment a resource number so that it indicates an unlimited resource.
#define	rtems_configuration_get_stack_allocator_avoids_work_space()    _Stack_Allocator_avoids_workspace
	Indicates if the task stack allocator is configured to avoid the RTEMS Workspace for this application.
#define	RTEMS_HAS_HARDWARE_FP   CPU_HARDWARE_FP
	This constant evaluates to TRUE, if this processor variant has hardware floating point support, otherwise to FALSE.
#define	rtems_configuration_get_do_zero_of_workspace()   _Memory_Zero_before_use
	Indicates if the RTEMS Workspace is configured to be zeroed during system initialization for this application.
#define	rtems_configuration_get_idle_task_stack_size()   _Thread_Idle_stack_size
	Gets the IDLE task stack size in bytes of this application.
#define	rtems_configuration_get_idle_task()   _Thread_Idle_body
	Gets the IDLE task body of this application.
#define	rtems_configuration_get_interrupt_stack_size()    ((size_t) _ISR_Stack_size_object)
	Gets the interrupt stack size in bytes of this application.
#define	rtems_configuration_get_maximum_processors()    _SMP_Processor_configured_maximum
	Gets the maximum number of processors configured for this application.
#define	rtems_configuration_get_microseconds_per_tick()    _Watchdog_Microseconds_per_tick
	Gets the number of microseconds per clock tick configured for this application.
#define	rtems_configuration_get_milliseconds_per_tick()    ( _Watchdog_Microseconds_per_tick / 1000 )
	Gets the number of milliseconds per clock tick configured for this application.
#define	rtems_configuration_get_nanoseconds_per_tick()    _Watchdog_Nanoseconds_per_tick
	Gets the number of microseconds per clock tick configured for this application.
#define	rtems_configuration_get_number_of_initial_extensions()    ((uint32_t) _User_extensions_Initial_count)
	Gets the number of initial extensions configured for this application.
#define	rtems_configuration_get_stack_allocate_for_idle_hook()    _Stack_Allocator_allocate_for_idle
	Gets the task stack allocator allocate hook used to allocate the stack of each IDLE task configured for this application.
#define	rtems_configuration_get_stack_allocate_hook()   _Stack_Allocator_allocate
	Gets the task stack allocator allocate hook configured for this application.
#define	rtems_configuration_get_stack_allocate_init_hook()    _Stack_Allocator_initialize
	Gets the task stack allocator initialization hook configured for this application.
#define	rtems_configuration_get_stack_free_hook()   _Stack_Allocator_free
	Gets the task stack allocator free hook configured for this application.
#define	rtems_configuration_get_ticks_per_timeslice()    _Watchdog_Ticks_per_timeslice
	Gets the clock ticks per timeslice configured for this application.
#define	rtems_configuration_get_unified_work_area()   _Workspace_Is_unified
	Indicates if the RTEMS Workspace and C Program Heap are configured to be unified for this application.
#define	rtems_configuration_get_user_extension_table()    _User_extensions_Initial_extensions
	Gets the initial extensions table configured for this application.
#define	rtems_configuration_get_user_multiprocessing_table()   NULL
	Gets the MPCI configuration table configured for this application.
#define	rtems_configuration_get_work_space_size()
	Gets the RTEMS Workspace size in bytes configured for this application.
#define	rtems_resource_is_unlimited(_resource)    _Objects_Is_unlimited( _resource )
	Indicates if the resource is unlimited.
#define	rtems_resource_maximum_per_allocation(_resource)    _Objects_Maximum_per_allocation( _resource )
	Gets the maximum number per allocation of a resource number.
#define	rtems_resource_unlimited(_resource)    ( ( _resource ) | RTEMS_UNLIMITED_OBJECTS )
	Augments the resource number so that it indicates an unlimited resource.

Typedefs
typedef Stack_Allocator_allocate	rtems_stack_allocate_hook
	A thread stack allocator allocate handler shall have this type.
typedef Stack_Allocator_initialize	rtems_stack_allocate_init_hook
	A task stack allocator initialization handler shall have this type.
typedef Stack_Allocator_free	rtems_stack_free_hook
	A task stack allocator free handler shall have this type.

Functions
uintptr_t	rtems_configuration_get_stack_space_size (void)
	Gets the configured size in bytes of the memory space used to allocate thread stacks for this application.
const char *	rtems_get_build_label (void)
	Gets the RTEMS build label.
const char *	rtems_get_copyright_notice (void)
	Gets the RTEMS copyright notice.
const char *	rtems_get_target_hash (void)
	Gets the RTEMS target hash.
const char *	rtems_get_version_string (void)
	Gets the RTEMS version string.
uint32_t	rtems_configuration_get_maximum_extensions (void)
	Gets the resource number of User Extensions Manager objects configured for this application.

Detailed Description

This header file provides parts of the application configuration information API.