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2008-07-23 Joel Sherrill <joel.sherrill@oarcorp.com>

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* sapi/include/confdefs.h, score/src/threadcreateidle.c: Idle thread
	body is now completely configured via the Configuration table.
This commit is contained in:
Joel Sherrill
2008-07-23 17:25:31 +00:00
parent be78809c94
commit 6c71b25364
3 changed files with 15 additions and 27 deletions
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5
cpukit/ChangeLog
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@@ -1,3 +1,8 @@
2008-07-23 Joel Sherrill <joel.sherrill@oarcorp.com>
* sapi/include/confdefs.h, score/src/threadcreateidle.c: Idle thread
body is now completely configured via the Configuration table.
2008-07-18 Joel Sherrill <joel.sherrill@oarcorp.com> 2008-07-18 Joel Sherrill <joel.sherrill@oarcorp.com>
PR 1291/cpukit PR 1291/cpukit

6
cpukit/sapi/include/confdefs.h
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@@ -235,10 +235,12 @@ extern rtems_configuration_table Configuration;
* the application may override and provide its own. * the application may override and provide its own.
*/ */
#ifndef CONFIGURE_IDLE_TASK_BODY #ifndef CONFIGURE_IDLE_TASK_BODY
#ifdef BSP_IDLE_TASK_BODY #if defined(BSP_IDLE_TASK_BODY)
#define CONFIGURE_IDLE_TASK_BODY BSP_IDLE_TASK_BODY #define CONFIGURE_IDLE_TASK_BODY BSP_IDLE_TASK_BODY
#elif (CPU_PROVIDES_IDLE_THREAD_BODY == TRUE)
#define CONFIGURE_IDLE_TASK_BODY _CPU_Thread_Idle_body
#else #else
#define CONFIGURE_IDLE_TASK_BODY NULL #define CONFIGURE_IDLE_TASK_BODY _Thread_Idle_body
#endif #endif
#endif #endif

31
cpukit/score/src/threadcreateidle.c
View File

@@ -36,37 +36,19 @@
* _Thread_Create_idle * _Thread_Create_idle
*/ */
const char *_Thread_Idle_name = "IDLE";
void _Thread_Create_idle( void ) void _Thread_Create_idle( void )
{ {
void *idle; Objects_Name name;
uint32_t idle_task_stack_size;
name.name_p = "IDLE";
/* /*
* The entire workspace is zeroed during its initialization. Thus, all * The entire workspace is zeroed during its initialization. Thus, all
* fields not explicitly assigned were explicitly zeroed by * fields not explicitly assigned were explicitly zeroed by
* _Workspace_Initialization. * _Workspace_Initialization.
*/ */
_Thread_Idle = _Thread_Internal_allocate(); _Thread_Idle = _Thread_Internal_allocate();
/*
* Initialize the IDLE task.
*/
#if (CPU_PROVIDES_IDLE_THREAD_BODY == TRUE)
idle = (void *) _CPU_Thread_Idle_body;
#else
idle = (void *) _Thread_Idle_body;
#endif
if ( _Configuration_Table->idle_task )
idle = _Configuration_Table->idle_task;
idle_task_stack_size =
_Stack_Ensure_minimum( _Configuration_Table->idle_task_stack_size );
/* /*
* This is only called during initialization and we better be sure * This is only called during initialization and we better be sure
* that when _Thread_Initialize unnests dispatch that we do not * that when _Thread_Initialize unnests dispatch that we do not
@@ -78,14 +60,14 @@ void _Thread_Create_idle( void )
&_Thread_Internal_information, &_Thread_Internal_information,
_Thread_Idle, _Thread_Idle,
NULL, /* allocate the stack */ NULL, /* allocate the stack */
idle_task_stack_size, _Stack_Ensure_minimum( _Configuration_Table->idle_task_stack_size ),
CPU_IDLE_TASK_IS_FP, CPU_IDLE_TASK_IS_FP,
PRIORITY_MAXIMUM, PRIORITY_MAXIMUM,
TRUE, /* preemptable */ TRUE, /* preemptable */
THREAD_CPU_BUDGET_ALGORITHM_NONE, THREAD_CPU_BUDGET_ALGORITHM_NONE,
NULL, /* no budget algorithm callout */ NULL, /* no budget algorithm callout */
0, /* all interrupts enabled */ 0, /* all interrupts enabled */
(Objects_Name) _Thread_Idle_name name
); );
_Thread_Unnest_dispatch(); _Thread_Unnest_dispatch();
@@ -94,14 +76,13 @@ void _Thread_Create_idle( void )
* WARNING!!! This is necessary to "kick" start the system and * WARNING!!! This is necessary to "kick" start the system and
* MUST be done before _Thread_Start is invoked. * MUST be done before _Thread_Start is invoked.
*/ */
_Thread_Heir = _Thread_Heir =
_Thread_Executing = _Thread_Idle; _Thread_Executing = _Thread_Idle;
_Thread_Start( _Thread_Start(
_Thread_Idle, _Thread_Idle,
THREAD_START_NUMERIC, THREAD_START_NUMERIC,
idle, _Configuration_Table->idle_task,
NULL, NULL,
0 0
); );