RTEMS
5.0.0
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Files | |
file | semdata.h |
Classic Semaphore Manager Data Structures. | |
file | semimpl.h |
Classic Semaphore Manager Implementation. | |
Data Structures | |
struct | Semaphore_Control |
Macros | |
#define | SEMAPHORE_INFORMATION_DEFINE(max) |
Macro to define the objects information for the Classic Semaphore objects. More... | |
Enumerations | |
enum | Semaphore_Variant { SEMAPHORE_VARIANT_MUTEX_INHERIT_PRIORITY, SEMAPHORE_VARIANT_MUTEX_PRIORITY_CEILING, SEMAPHORE_VARIANT_MUTEX_NO_PROTOCOL, SEMAPHORE_VARIANT_SIMPLE_BINARY, SEMAPHORE_VARIANT_COUNTING } |
Classic semaphore variants. More... | |
enum | Semaphore_Discipline { SEMAPHORE_DISCIPLINE_PRIORITY, SEMAPHORE_DISCIPLINE_FIFO } |
Functions | |
RTEMS_INLINE_ROUTINE const Thread_queue_Operations * | _Semaphore_Get_operations (const Semaphore_Control *the_semaphore) |
RTEMS_INLINE_ROUTINE Semaphore_Control * | _Semaphore_Allocate (void) |
Allocates a semaphore control block from the inactive chain of free semaphore control blocks. More... | |
RTEMS_INLINE_ROUTINE void | _Semaphore_Free (Semaphore_Control *the_semaphore) |
Frees a semaphore control block to the inactive chain of free semaphore control blocks. More... | |
RTEMS_INLINE_ROUTINE Semaphore_Control * | _Semaphore_Get (Objects_Id id, Thread_queue_Context *queue_context) |
Variables | |
Objects_Information | _Semaphore_Information |
The Classic Semaphore objects information. | |
#define SEMAPHORE_INFORMATION_DEFINE | ( | max | ) |
Macro to define the objects information for the Classic Semaphore objects.
This macro should only be used by <rtems/confdefs.h>.
max | The configured object maximum (the OBJECTS_UNLIMITED_OBJECTS flag may be set). |
enum Semaphore_Variant |
Classic semaphore variants.
Must be in synchronization with Semaphore_Control::variant.
RTEMS_INLINE_ROUTINE Semaphore_Control* _Semaphore_Allocate | ( | void | ) |
Allocates a semaphore control block from the inactive chain of free semaphore control blocks.
This function allocates a semaphore control block from the inactive chain of free semaphore control blocks.
RTEMS_INLINE_ROUTINE void _Semaphore_Free | ( | Semaphore_Control * | the_semaphore | ) |
Frees a semaphore control block to the inactive chain of free semaphore control blocks.
This routine frees a semaphore control block to the inactive chain of free semaphore control blocks.