[abb18dc] | 1 | /* |
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| 2 | * BASED UPON SOURCE IN RTEMS, MODIFIED FOR SIMULATOR |
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| 3 | * |
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[783fbfe] | 4 | * COPYRIGHT (c) 1989-2013. |
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[abb18dc] | 5 | * On-Line Applications Research Corporation (OAR). |
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| 6 | * |
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| 7 | * The license and distribution terms for this file may be |
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| 8 | * found in the file LICENSE in this distribution or at |
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| 9 | * http://www.rtems.com/license/LICENSE. |
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| 10 | */ |
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| 11 | |
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| 12 | #define SAPI_INIT |
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| 13 | #define SCORE_INIT |
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| 14 | #define RTEMS_API_INIT |
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| 15 | |
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| 16 | #include <rtems.h> |
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| 17 | #include <rtems/score/apiext.h> |
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| 18 | #include <rtems/score/bitfield.h> |
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| 19 | #include <rtems/score/apimutex.h> |
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[783fbfe] | 20 | #include <rtems/score/userextimpl.h> |
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[abb18dc] | 21 | #include <rtems/score/wkspace.h> |
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| 22 | |
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| 23 | Objects_Information *_Internal_Objects[ OBJECTS_INTERNAL_CLASSES_LAST + 1 ]; |
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| 24 | |
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| 25 | Objects_Information *_RTEMS_Objects[ OBJECTS_RTEMS_CLASSES_LAST + 1 ]; |
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| 26 | |
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| 27 | extern void check_heir_and_executing(void); |
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| 28 | |
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| 29 | void rtems_initialize_data_structures(void) |
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| 30 | { |
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| 31 | _System_state_Handler_initialization( FALSE ); |
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| 32 | |
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| 33 | /* |
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| 34 | * Do this as early as possible to ensure no debugging output |
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| 35 | * is even attempted to be printed. |
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| 36 | */ |
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| 37 | _Debug_Manager_initialization(); |
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| 38 | |
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| 39 | _API_extensions_Initialization(); |
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| 40 | |
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| 41 | _Thread_Dispatch_initialization(); |
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| 42 | |
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| 43 | /* |
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| 44 | * Before this is called, we are not allowed to allocate memory |
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| 45 | * from the Workspace because it is not initialized. |
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| 46 | */ |
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[783fbfe] | 47 | _Workspace_Handler_initialization(NULL, 0, NULL); |
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[abb18dc] | 48 | |
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[aebb1ca] | 49 | #if defined(RTEMS_SMP) |
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| 50 | _SMP_Handler_initialize(); |
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| 51 | #endif |
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| 52 | |
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[abb18dc] | 53 | _User_extensions_Handler_initialization(); |
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| 54 | |
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[aebb1ca] | 55 | _ISR_Handler_initialization(); |
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[abb18dc] | 56 | |
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| 57 | /* |
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| 58 | * Initialize the internal support API and allocator Mutex |
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| 59 | */ |
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| 60 | _Objects_Information_table[OBJECTS_INTERNAL_API] = _Internal_Objects; |
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| 61 | |
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| 62 | _API_Mutex_Initialization( 1 ); |
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| 63 | _API_Mutex_Allocate( &_RTEMS_Allocator_Mutex ); |
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| 64 | |
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| 65 | _Priority_bit_map_Handler_initialization(); |
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| 66 | _Watchdog_Handler_initialization(); |
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| 67 | _TOD_Handler_initialization(); |
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| 68 | |
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| 69 | _Thread_Handler_initialization(); |
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| 70 | |
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| 71 | _Scheduler_Handler_initialization(); |
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| 72 | |
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| 73 | |
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| 74 | /* MANAGERS */ |
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| 75 | /* |
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| 76 | * Install our API Object Management Table and initialize the |
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| 77 | * various managers. |
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| 78 | */ |
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| 79 | _Objects_Information_table[OBJECTS_CLASSIC_API] = _RTEMS_Objects; |
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| 80 | |
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| 81 | _RTEMS_tasks_Manager_initialization(); |
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| 82 | _Semaphore_Manager_initialization(); |
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| 83 | |
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[aebb1ca] | 84 | /* |
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| 85 | * Discover and initialize the secondary cores in an SMP system. |
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| 86 | */ |
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| 87 | #if defined(RTEMS_SMP) |
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| 88 | _SMP_Processor_count = |
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| 89 | bsp_smp_initialize( rtems_configuration_smp_maximum_processors ); |
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| 90 | #endif |
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| 91 | |
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[abb18dc] | 92 | _System_state_Set( SYSTEM_STATE_BEFORE_MULTITASKING ); |
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| 93 | |
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| 94 | /* |
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| 95 | * No threads should be created before this point!!! |
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| 96 | * _Thread_Executing and _Thread_Heir are not set. |
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| 97 | * |
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| 98 | * At this point all API extensions are in place. After the call to |
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| 99 | * _Thread_Create_idle() _Thread_Executing and _Thread_Heir will be set. |
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| 100 | */ |
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| 101 | _Thread_Create_idle(); |
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| 102 | |
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| 103 | /* |
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| 104 | * Scheduling can properly occur now as long as we avoid dispatching. |
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| 105 | */ |
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| 106 | |
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| 107 | _System_state_Set( SYSTEM_STATE_BEGIN_MULTITASKING ); |
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| 108 | |
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| 109 | _Thread_Start_multitasking(); |
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| 110 | |
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| 111 | /* |
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| 112 | * Now we are back in a non-dispatching critical section |
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| 113 | */ |
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| 114 | _Thread_Dispatch_set_disable_level(0); |
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| 115 | |
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| 116 | /* |
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| 117 | * Print an initial message |
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| 118 | */ |
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| 119 | check_heir_and_executing(); |
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| 120 | } |
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