diff options
Diffstat (limited to 'cpukit/score/src/userext.c')
| -rw-r--r-- | cpukit/score/src/userext.c | 203 |
1 files changed, 26 insertions, 177 deletions
diff --git a/cpukit/score/src/userext.c b/cpukit/score/src/userext.c index 469200ef76..c23e63f40d 100644 --- a/cpukit/score/src/userext.c +++ b/cpukit/score/src/userext.c @@ -1,9 +1,5 @@ /* - * User Extension Handler - * - * NOTE: XXX - * - * COPYRIGHT (c) 1989-1999. + * COPYRIGHT (c) 1989-2007. * On-Line Applications Research Corporation (OAR). * * The license and distribution terms for this file may be @@ -19,187 +15,40 @@ #include <rtems/system.h> #include <rtems/score/userext.h> +#include <rtems/score/wkspace.h> +#include <string.h> -/*PAGE - * - * _User_extensions_Thread_create +/** + * This routine performs the initialization necessary for this handler. */ -boolean _User_extensions_Thread_create ( - Thread_Control *the_thread +void _User_extensions_Handler_initialization ( + uint32_t number_of_extensions, + User_extensions_Table *initial_extensions ) { - Chain_Node *the_node; - User_extensions_Control *the_extension; - boolean status; + User_extensions_Control *extension; + uint32_t i; - for ( the_node = _User_extensions_List.first ; - !_Chain_Is_tail( &_User_extensions_List, the_node ) ; - the_node = the_node->next ) { + _Chain_Initialize_empty( &_User_extensions_List ); + _Chain_Initialize_empty( &_User_extensions_Switches_list ); - the_extension = (User_extensions_Control *) the_node; - - if ( the_extension->Callouts.thread_create != NULL ) { - status = (*the_extension->Callouts.thread_create)( - _Thread_Executing, - the_thread + if ( initial_extensions ) { + extension = (User_extensions_Control *) + _Workspace_Allocate_or_fatal_error( + number_of_extensions * sizeof( User_extensions_Control ) ); - if ( !status ) - return FALSE; + + memset ( + extension, + 0, + number_of_extensions * sizeof( User_extensions_Control ) + ); + + for ( i = 0 ; i < number_of_extensions ; i++ ) { + _User_extensions_Add_set (extension, &initial_extensions[i]); + extension++; } } - - return TRUE; -} - -/*PAGE - * - * _User_extensions_Thread_delete - */ - -void _User_extensions_Thread_delete ( - Thread_Control *the_thread -) -{ - Chain_Node *the_node; - User_extensions_Control *the_extension; - - for ( the_node = _User_extensions_List.last ; - !_Chain_Is_head( &_User_extensions_List, the_node ) ; - the_node = the_node->previous ) { - - the_extension = (User_extensions_Control *) the_node; - - if ( the_extension->Callouts.thread_delete != NULL ) - (*the_extension->Callouts.thread_delete)( - _Thread_Executing, - the_thread - ); - } -} - -/*PAGE - * - * _User_extensions_Thread_start - * - */ - -void _User_extensions_Thread_start ( - Thread_Control *the_thread -) -{ - Chain_Node *the_node; - User_extensions_Control *the_extension; - - for ( the_node = _User_extensions_List.first ; - !_Chain_Is_tail( &_User_extensions_List, the_node ) ; - the_node = the_node->next ) { - - the_extension = (User_extensions_Control *) the_node; - - if ( the_extension->Callouts.thread_start != NULL ) - (*the_extension->Callouts.thread_start)( - _Thread_Executing, - the_thread - ); - } -} - -/*PAGE - * - * _User_extensions_Thread_restart - * - */ - -void _User_extensions_Thread_restart ( - Thread_Control *the_thread -) -{ - Chain_Node *the_node; - User_extensions_Control *the_extension; - - for ( the_node = _User_extensions_List.first ; - !_Chain_Is_tail( &_User_extensions_List, the_node ) ; - the_node = the_node->next ) { - - the_extension = (User_extensions_Control *) the_node; - - if ( the_extension->Callouts.thread_restart != NULL ) - (*the_extension->Callouts.thread_restart)( - _Thread_Executing, - the_thread - ); - } -} - -/*PAGE - * - * _User_extensions_Thread_begin - * - */ - -void _User_extensions_Thread_begin ( - Thread_Control *executing -) -{ - Chain_Node *the_node; - User_extensions_Control *the_extension; - - for ( the_node = _User_extensions_List.first ; - !_Chain_Is_tail( &_User_extensions_List, the_node ) ; - the_node = the_node->next ) { - - the_extension = (User_extensions_Control *) the_node; - - if ( the_extension->Callouts.thread_begin != NULL ) - (*the_extension->Callouts.thread_begin)( executing ); - } -} - -/*PAGE - * - * _User_extensions_Thread_exitted - */ - -void _User_extensions_Thread_exitted ( - Thread_Control *executing -) -{ - Chain_Node *the_node; - User_extensions_Control *the_extension; - - for ( the_node = _User_extensions_List.last ; - !_Chain_Is_head( &_User_extensions_List, the_node ) ; - the_node = the_node->previous ) { - - the_extension = (User_extensions_Control *) the_node; - - if ( the_extension->Callouts.thread_exitted != NULL ) - (*the_extension->Callouts.thread_exitted)( executing ); - } } -/*PAGE - * - * _User_extensions_Fatal - */ - -void _User_extensions_Fatal ( - Internal_errors_Source the_source, - boolean is_internal, - uint32_t the_error -) -{ - Chain_Node *the_node; - User_extensions_Control *the_extension; - - for ( the_node = _User_extensions_List.last ; - !_Chain_Is_head( &_User_extensions_List, the_node ) ; - the_node = the_node->previous ) { - - the_extension = (User_extensions_Control *) the_node; - - if ( the_extension->Callouts.fatal != NULL ) - (*the_extension->Callouts.fatal)( the_source, is_internal, the_error ); - } -} |