[abb18dc] | 1 | /* |
---|
| 2 | * BASED UPON SOURCE IN RTEMS, MODIFIED FOR SIMULATOR |
---|
[726b27c] | 3 | */ |
---|
| 4 | |
---|
| 5 | /* |
---|
| 6 | * COPYRIGHT (c) 1989-2014. |
---|
[abb18dc] | 7 | * On-Line Applications Research Corporation (OAR). |
---|
| 8 | * |
---|
| 9 | * The license and distribution terms for this file may be |
---|
| 10 | * found in the file LICENSE in this distribution or at |
---|
| 11 | * http://www.rtems.com/license/LICENSE. |
---|
| 12 | */ |
---|
| 13 | |
---|
[8703c13] | 14 | #if HAVE_CONFIG_H |
---|
| 15 | #include "config.h" |
---|
| 16 | #endif |
---|
| 17 | |
---|
[abb18dc] | 18 | #define SAPI_INIT |
---|
| 19 | #define SCORE_INIT |
---|
| 20 | #define RTEMS_API_INIT |
---|
[726b27c] | 21 | #define POSIX_API_INIT |
---|
| 22 | |
---|
| 23 | #include <rtems/system.h> |
---|
[8703c13] | 24 | #include <rtems/score/assert.h> |
---|
[726b27c] | 25 | #include <rtems/config.h> |
---|
| 26 | #include <rtems/debug.h> |
---|
| 27 | #include <rtems/extensionimpl.h> |
---|
| 28 | #include <rtems/fatal.h> |
---|
| 29 | #include <rtems/init.h> |
---|
| 30 | #include <rtems/io.h> |
---|
| 31 | #include <rtems/score/sysstate.h> |
---|
[abb18dc] | 32 | |
---|
| 33 | #include <rtems/score/apiext.h> |
---|
| 34 | #include <rtems/score/apimutex.h> |
---|
[726b27c] | 35 | #include <rtems/score/cpusetimpl.h> |
---|
[783fbfe] | 36 | #include <rtems/score/userextimpl.h> |
---|
[726b27c] | 37 | #include <rtems/score/schedulerimpl.h> |
---|
| 38 | #include <rtems/score/smpimpl.h> |
---|
| 39 | #include <rtems/score/threadimpl.h> |
---|
| 40 | #include <rtems/score/todimpl.h> |
---|
| 41 | #include <rtems/score/watchdogimpl.h> |
---|
[abb18dc] | 42 | #include <rtems/score/wkspace.h> |
---|
| 43 | |
---|
[726b27c] | 44 | #include <rtems/rtems/tasksimpl.h> |
---|
| 45 | #include <rtems/rtems/semimpl.h> |
---|
| 46 | |
---|
| 47 | #include <rtems/posix/keyimpl.h> |
---|
| 48 | |
---|
| 49 | /* |
---|
| 50 | * Declare Object Information tables directly here instead of API |
---|
| 51 | * specific initialization files as in cpukit/sapi/src. |
---|
| 52 | */ |
---|
[abb18dc] | 53 | Objects_Information *_Internal_Objects[ OBJECTS_INTERNAL_CLASSES_LAST + 1 ]; |
---|
| 54 | |
---|
| 55 | Objects_Information *_RTEMS_Objects[ OBJECTS_RTEMS_CLASSES_LAST + 1 ]; |
---|
| 56 | |
---|
[726b27c] | 57 | Objects_Information *_POSIX_Objects[ OBJECTS_POSIX_CLASSES_LAST + 1 ]; |
---|
| 58 | |
---|
[abb18dc] | 59 | extern void check_heir_and_executing(void); |
---|
| 60 | |
---|
| 61 | void rtems_initialize_data_structures(void) |
---|
| 62 | { |
---|
| 63 | _System_state_Handler_initialization( FALSE ); |
---|
| 64 | |
---|
| 65 | /* |
---|
| 66 | * Do this as early as possible to ensure no debugging output |
---|
| 67 | * is even attempted to be printed. |
---|
| 68 | */ |
---|
| 69 | _Debug_Manager_initialization(); |
---|
| 70 | |
---|
| 71 | _API_extensions_Initialization(); |
---|
| 72 | |
---|
| 73 | _Thread_Dispatch_initialization(); |
---|
| 74 | |
---|
| 75 | _User_extensions_Handler_initialization(); |
---|
[aebb1ca] | 76 | _ISR_Handler_initialization(); |
---|
[abb18dc] | 77 | |
---|
| 78 | /* |
---|
| 79 | * Initialize the internal support API and allocator Mutex |
---|
| 80 | */ |
---|
| 81 | _Objects_Information_table[OBJECTS_INTERNAL_API] = _Internal_Objects; |
---|
| 82 | |
---|
[726b27c] | 83 | _API_Mutex_Initialization( 2 ); |
---|
[abb18dc] | 84 | _API_Mutex_Allocate( &_RTEMS_Allocator_Mutex ); |
---|
[726b27c] | 85 | _API_Mutex_Allocate( &_Once_Mutex ); |
---|
[abb18dc] | 86 | |
---|
| 87 | _Watchdog_Handler_initialization(); |
---|
| 88 | _TOD_Handler_initialization(); |
---|
| 89 | |
---|
| 90 | _Thread_Handler_initialization(); |
---|
| 91 | |
---|
| 92 | _Scheduler_Handler_initialization(); |
---|
| 93 | |
---|
[726b27c] | 94 | _SMP_Handler_initialize(); |
---|
| 95 | |
---|
| 96 | _CPU_set_Handler_initialization(); |
---|
[abb18dc] | 97 | |
---|
| 98 | /* MANAGERS */ |
---|
| 99 | /* |
---|
| 100 | * Install our API Object Management Table and initialize the |
---|
| 101 | * various managers. |
---|
| 102 | */ |
---|
| 103 | _Objects_Information_table[OBJECTS_CLASSIC_API] = _RTEMS_Objects; |
---|
| 104 | |
---|
| 105 | _RTEMS_tasks_Manager_initialization(); |
---|
| 106 | _Semaphore_Manager_initialization(); |
---|
| 107 | |
---|
[726b27c] | 108 | /* |
---|
| 109 | * Install our API Object Management Table and initialize the |
---|
| 110 | * various managers. |
---|
| 111 | */ |
---|
| 112 | _Objects_Information_table[OBJECTS_POSIX_API] = _POSIX_Objects; |
---|
| 113 | |
---|
| 114 | _POSIX_Key_Manager_initialization(); |
---|
| 115 | |
---|
[aebb1ca] | 116 | /* |
---|
| 117 | * Discover and initialize the secondary cores in an SMP system. |
---|
| 118 | */ |
---|
[726b27c] | 119 | _SMP_Handler_initialize(); |
---|
[aebb1ca] | 120 | |
---|
[abb18dc] | 121 | _System_state_Set( SYSTEM_STATE_BEFORE_MULTITASKING ); |
---|
| 122 | |
---|
| 123 | /* |
---|
| 124 | * No threads should be created before this point!!! |
---|
| 125 | * _Thread_Executing and _Thread_Heir are not set. |
---|
| 126 | * |
---|
| 127 | * At this point all API extensions are in place. After the call to |
---|
| 128 | * _Thread_Create_idle() _Thread_Executing and _Thread_Heir will be set. |
---|
| 129 | */ |
---|
| 130 | _Thread_Create_idle(); |
---|
| 131 | |
---|
| 132 | /* |
---|
| 133 | * Scheduling can properly occur now as long as we avoid dispatching. |
---|
| 134 | */ |
---|
| 135 | |
---|
[726b27c] | 136 | _System_state_Set( SYSTEM_STATE_UP ); |
---|
| 137 | |
---|
| 138 | _SMP_Request_start_multitasking(); |
---|
[abb18dc] | 139 | |
---|
| 140 | _Thread_Start_multitasking(); |
---|
| 141 | |
---|
| 142 | /* |
---|
| 143 | * Now we are back in a non-dispatching critical section |
---|
| 144 | */ |
---|
[726b27c] | 145 | #if defined(RTEMS_SMP) |
---|
| 146 | #error "NOT IMPLEMENTED" |
---|
| 147 | #else |
---|
| 148 | _Thread_Enable_dispatch(); |
---|
| 149 | #endif |
---|
[abb18dc] | 150 | |
---|
| 151 | /* |
---|
| 152 | * Print an initial message |
---|
| 153 | */ |
---|
| 154 | check_heir_and_executing(); |
---|
| 155 | } |
---|