More file movement required api extension to be added to score

2 files changed, 170 insertions, 0 deletions

diff --git a/cpukit/score/include/rtems/score/apiext.h b/cpukit/score/include/rtems/score/apiext.h
new file mode 100644
index 0000000000..07ac4b4a93
--- /dev/null
+++ b/cpukit/score/include/rtems/score/apiext.h
@@ -0,0 +1,86 @@
+/*  apiext.h
+ *
+ *  XXX
+ *
+ *  COPYRIGHT (c) 1989, 1990, 1991, 1992, 1993, 1994.
+ *  On-Line Applications Research Corporation (OAR).
+ *  All rights assigned to U.S. Government, 1994.
+ *
+ *  This material may be reproduced by or for the U.S. Government pursuant
+ *  to the copyright license under the clause at DFARS 252.227-7013.  This
+ *  notice must appear in all copies of this file and its derivatives.
+ *
+ *  $Id$
+ */
+
+
+#ifndef __API_EXTENSIONS_h
+#define __API_EXTENSIONS_h
+
+#include <rtems/core/chain.h>
+
+/*
+ *  The control structure which defines the points at which an API
+ *  can add an extension to the system initialization thread.
+ */
+ 
+typedef void (*API_extensions_Predriver_hook)(void);
+typedef void (*API_extensions_Postdriver_hook)(void);
+ 
+typedef struct {
+  Chain_Node                     Node;
+  API_extensions_Predriver_hook  predriver_hook;
+  API_extensions_Postdriver_hook postdriver_hook;
+}  API_extensions_Control;
+
+/*
+ *  This is the list of API extensions to the system initialization.
+ */
+ 
+EXTERN Chain_Control _API_extensions_List;
+
+/*
+ *  _API_extensions_Initialization
+ *
+ *  DESCRIPTION:
+ *
+ *  This routine initializes the API extension handler.
+ *
+ */
+ 
+void _API_extensions_Initialization( void );
+ 
+/*
+ *  _API_extensions_Add
+ *
+ *  DESCRIPTION:
+ *
+ *  XXX
+ */
+ 
+void _API_extensions_Add(
+  API_extensions_Control *the_extension
+);
+
+/*
+ *  _API_extensions_Run_predriver
+ *
+ *  DESCRIPTION:
+ *
+ *  XXX
+ */
+ 
+void _API_extensions_Run_predriver( void );
+
+/*
+ *  _API_extensions_Run_postdriver
+ *
+ *  DESCRIPTION:
+ *
+ *  XXX
+ */
+
+void _API_extensions_Run_postdriver( void );
+
+#endif
+/* end of include file */
diff --git a/cpukit/score/src/apiext.c b/cpukit/score/src/apiext.c
new file mode 100644
index 0000000000..60de0540f9
--- /dev/null
+++ b/cpukit/score/src/apiext.c
@@ -0,0 +1,84 @@
+/*  apiext.c
+ *
+ *  XXX
+ *
+ *  COPYRIGHT (c) 1989, 1990, 1991, 1992, 1993, 1994.
+ *  On-Line Applications Research Corporation (OAR).
+ *  All rights assigned to U.S. Government, 1994.
+ *
+ *  This material may be reproduced by or for the U.S. Government pursuant
+ *  to the copyright license under the clause at DFARS 252.227-7013.  This
+ *  notice must appear in all copies of this file and its derivatives.
+ *
+ *  $Id$
+ */
+
+
+#include <rtems/system.h>
+#include <rtems/core/apiext.h>
+
+/*PAGE
+ *
+ *  _API_extensions_Initialization
+ */
+ 
+void _API_extensions_Initialization( void )
+{
+ _Chain_Initialize_empty( &_API_extensions_List );
+}
+ 
+/*PAGE
+ *
+ *  _API_extensions_Add
+ */
+ 
+void _API_extensions_Add(
+  API_extensions_Control *the_extension
+)
+{
+  _Chain_Append( &_API_extensions_List, &the_extension->Node );
+}
+
+/*PAGE
+ *
+ *  _API_extensions_Run_predriver
+ */
+
+void _API_extensions_Run_predriver( void )
+{
+  Chain_Node             *the_node;
+  API_extensions_Control *the_extension;
+ 
+  for ( the_node = _API_extensions_List.first ;
+        !_Chain_Is_tail( &_API_extensions_List, the_node ) ;
+        the_node = the_node->next ) {
+ 
+    the_extension = (API_extensions_Control *) the_node;
+ 
+    if ( the_extension->predriver_hook )
+      (*the_extension->predriver_hook)();
+  }
+}
+
+/*PAGE
+ *
+ *  _API_extensions_Run_postdriver
+ */
+
+void _API_extensions_Run_postdriver( void )
+{
+  Chain_Node             *the_node;
+  API_extensions_Control *the_extension;
+ 
+  for ( the_node = _API_extensions_List.first ;
+        !_Chain_Is_tail( &_API_extensions_List, the_node ) ;
+        the_node = the_node->next ) {
+ 
+    the_extension = (API_extensions_Control *) the_node;
+ 
+    if ( the_extension->postdriver_hook )
+      (*the_extension->postdriver_hook)();
+  }
+}
+
+/* end of file */