RTEMS: cpukit/include/rtems/rtems/tasks.h File Reference

| RTEMS 5.4-rc2

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Data Structures | Macros | Typedefs | Functions
tasks.h File Reference
API » Classic » Tasks

Classic Task Manager API. More...

`#include <rtems/rtems/attr.h>`
`#include <rtems/rtems/status.h>`
`#include <rtems/rtems/types.h>`
`#include <rtems/score/smp.h>`

Go to the source code of this file.

## Data Structures
struct | rtems_initialization_tasks_table

## Macros
#define | RTEMS_SELF OBJECTS_ID_OF_SELF
#define | RTEMS_YIELD_PROCESSOR WATCHDOG_NO_TIMEOUT
#define | RTEMS_NO_PRIORITY RTEMS_CURRENT_PRIORITY
#define | RTEMS_MINIMUM_PRIORITY 1
#define | RTEMS_MAXIMUM_PRIORITY _RTEMS_Maximum_priority()
#define | RTEMS_CURRENT_PRIORITY 0
#define | rtems_scheduler_get_processor() _SMP_Get_current_processor()
| Returns the index of the current processor.
#define | rtems_scheduler_get_processor_maximum() _SMP_Get_processor_maximum()
| Returns the processor maximum supported by the system.

## Typedefs
typedef uint32_t | rtems_task_priority
typedef struct _Thread_Control | rtems_tcb
typedef void | rtems_task
typedef CPU_Uint32ptr | rtems_task_argument
typedef rtems_task(* | rtems_task_entry) (rtems_task_argument)
typedef bool(* | rtems_task_visitor) (rtems_tcb *tcb, void *arg)
| Task visitor.

## Functions
rtems_task_priority | _RTEMS_Maximum_priority (void)
rtems_status_code | rtems_task_create (rtems_name name, rtems_task_priority initial_priority, size_t stack_size, rtems_mode initial_modes, rtems_attribute attribute_set, rtems_id *id)
| RTEMS Task Create.
rtems_status_code | rtems_task_ident (rtems_name name, uint32_t node, rtems_id *id)
| RTEMS Task Name to Id.
rtems_status_code | rtems_task_delete (rtems_id id)
| RTEMS Delete Task.
void | rtems_task_exit (void) RTEMS_NO_RETURN
rtems_status_code | rtems_task_mode (rtems_mode mode_set, rtems_mode mask, rtems_mode *previous_mode_set)
| RTEMS Task Mode.
rtems_status_code | rtems_task_restart (rtems_id id, rtems_task_argument argument)
| RTEMS Task Restart.
rtems_status_code | rtems_task_suspend (rtems_id id)
| RTEMS Suspend Task.
rtems_status_code | rtems_task_resume (rtems_id id)
| RTEMS Resume Task.
rtems_status_code | rtems_task_set_priority (rtems_id id, rtems_task_priority new_priority, rtems_task_priority *old_priority)
| RTEMS Set Task Priority.
rtems_status_code | rtems_task_get_priority (rtems_id task_id, rtems_id scheduler_id, rtems_task_priority *priority)
| Gets the current priority of the specified task with respect to the specified scheduler instance.
rtems_status_code | rtems_task_start (rtems_id id, rtems_task_entry entry_point, rtems_task_argument argument)
| RTEMS Start Task.
rtems_status_code | rtems_task_wake_when (rtems_time_of_day *time_buffer)
| RTEMS Task Wake When.
rtems_status_code | rtems_task_wake_after (rtems_interval ticks)
| RTEMS Task Wake After.
rtems_status_code | rtems_task_is_suspended (rtems_id id)
| rtems_task_is_suspended
rtems_status_code | rtems_task_get_affinity (rtems_id id, size_t cpusetsize, cpu_set_t *cpuset)
| Gets the processor affinity set of a task.
rtems_status_code | rtems_task_set_affinity (rtems_id id, size_t cpusetsize, const cpu_set_t *cpuset)
| Sets the processor affinity set of a task.
rtems_status_code | rtems_task_get_scheduler (rtems_id task_id, rtems_id *scheduler_id)
| Gets the scheduler of a task.
rtems_status_code | rtems_task_set_scheduler (rtems_id task_id, rtems_id scheduler_id, rtems_task_priority priority)
| Sets the scheduler instance of a task.
rtems_id | rtems_task_self (void)
| RTEMS Get Self Task Id.
void | rtems_task_iterate (rtems_task_visitor visitor, void *arg)
| Iterates over all tasks in the system.
rtems_status_code | rtems_scheduler_ident (rtems_name name, rtems_id *id)
| Identifies a scheduler by its name.
rtems_status_code | rtems_scheduler_ident_by_processor (uint32_t cpu_index, rtems_id *id)
| Identifies a scheduler by a processor index.
rtems_status_code | rtems_scheduler_ident_by_processor_set (size_t cpusetsize, const cpu_set_t *cpuset, rtems_id *id)
| Identifies a scheduler by a processor set.
RTEMS_DEPRECATED RTEMS_INLINE_ROUTINE uint32_t | rtems_get_current_processor (void)
| Returns the index of the current processor.
RTEMS_DEPRECATED RTEMS_INLINE_ROUTINE uint32_t | rtems_get_processor_count (void)
| Returns the processor maximum supported by the system.
rtems_status_code | rtems_scheduler_get_processor_set (rtems_id scheduler_id, size_t cpusetsize, cpu_set_t *cpuset)
| Gets the set of processors owned by the specified scheduler instance.
rtems_status_code | rtems_scheduler_add_processor (rtems_id scheduler_id, uint32_t cpu_index)
| Adds a processor to the set of processors owned by the specified scheduler instance.
rtems_status_code | rtems_scheduler_remove_processor (rtems_id scheduler_id, uint32_t cpu_index)
| Removes a processor from set of processors owned by the specified scheduler instance.
rtems_status_code | rtems_scheduler_get_maximum_priority (rtems_id scheduler_id, rtems_task_priority *priority)
| Gets the maximum task priority of the specified scheduler instance.
rtems_status_code | rtems_scheduler_map_priority_to_posix (rtems_id scheduler_id, rtems_task_priority priority, int *posix_priority)
| Map a task priority to the corresponding POSIX thread priority.
rtems_status_code | rtems_scheduler_map_priority_from_posix (rtems_id scheduler_id, int posix_priority, rtems_task_priority *priority)
| Map a POSIX thread priority to the corresponding task priority.

## Detailed Description

Classic Task Manager API.