score: Use self-contained API mutex

Use a self-contained recursive mutex for API_Mutex_Control.  The API
mutexes are protected against asynchronous thread cancellation.

Add dedicated mutexes for libatomic and TOD.

Close #2629.
Close #2630.

1 files changed, 0 insertions, 60 deletions

diff --git a/cpukit/score/src/apimutex.c b/cpukit/score/src/apimutex.c
deleted file mode 100644
index ed5cfd5831..0000000000
--- a/cpukit/score/src/apimutex.c
+++ /dev/null
@@ -1,60 +0,0 @@
-/**
- * @file
- *
- * @brief Initialization and Allocation for API Mutex Handler
- *
- * @ingroup ScoreAPIMutex
- */
-
-/*
- *  COPYRIGHT (c) 1989-2007.
- *  On-Line Applications Research Corporation (OAR).
- *
- *  The license and distribution terms for this file may be
- *  found in the file LICENSE in this distribution or at
- *  http://www.rtems.org/license/LICENSE.
- */
-
-#if HAVE_CONFIG_H
-#include "config.h"
-#endif
-
-#include <rtems/score/apimutex.h>
-#include <rtems/score/coremuteximpl.h>
-#include <rtems/score/objectimpl.h>
-
-static Objects_Information _API_Mutex_Information;
-
-void _API_Mutex_Initialization(
-  uint32_t maximum_mutexes
-)
-{
-  _Objects_Initialize_information(
-    &_API_Mutex_Information,     /* object information table */
-    OBJECTS_INTERNAL_API,        /* object API */
-    OBJECTS_INTERNAL_MUTEXES,    /* object class */
-    maximum_mutexes,             /* maximum objects of this class */
-    sizeof( API_Mutex_Control ), /* size of this object's control block */
-    false,                       /* true if the name is a string */
-    0,                           /* maximum length of an object name */
-    NULL                         /* Proxy extraction support callout */
-  );
-}
-
-void _API_Mutex_Allocate(
-  API_Mutex_Control **the_mutex
-)
-{
-  API_Mutex_Control *mutex;
-
-  mutex = (API_Mutex_Control *)
-    _Objects_Allocate_unprotected( &_API_Mutex_Information );
-
-  _Assert( mutex != NULL );
-
-  _CORE_recursive_mutex_Initialize( &mutex->Mutex );
-
-  _Objects_Open_u32( &_API_Mutex_Information, &mutex->Object, 1 );
-
-  *the_mutex = mutex;
-}