a0015d68 <_CORE_message_queue_Broadcast>: { Thread_Control *the_thread; uint32_t number_broadcasted; Thread_Wait_information *waitp; if ( size > the_message_queue->maximum_message_size ) { a0015d68: e590304c ldr r3, [r0, #76] ; 0x4c Objects_Id id __attribute__((unused)), CORE_message_queue_API_mp_support_callout api_message_queue_mp_support __attribute__((unused)), #endif uint32_t *count ) { a0015d6c: e92d45f0 push {r4, r5, r6, r7, r8, sl, lr} Thread_Control *the_thread; uint32_t number_broadcasted; Thread_Wait_information *waitp; if ( size > the_message_queue->maximum_message_size ) { a0015d70: e1530002 cmp r3, r2 Objects_Id id __attribute__((unused)), CORE_message_queue_API_mp_support_callout api_message_queue_mp_support __attribute__((unused)), #endif uint32_t *count ) { a0015d74: e1a07000 mov r7, r0 a0015d78: e1a05002 mov r5, r2 a0015d7c: e1a08001 mov r8, r1 a0015d80: e59da020 ldr sl, [sp, #32] Thread_Control *the_thread; uint32_t number_broadcasted; Thread_Wait_information *waitp; if ( size > the_message_queue->maximum_message_size ) { a0015d84: 3a000013 bcc a0015dd8 <_CORE_message_queue_Broadcast+0x70> * NOTE: This check is critical because threads can block on * send and receive and this ensures that we are broadcasting * the message to threads waiting to receive -- not to send. */ if ( the_message_queue->number_of_pending_messages != 0 ) { a0015d88: e5906048 ldr r6, [r0, #72] ; 0x48 a0015d8c: e3560000 cmp r6, #0 a0015d90: 0a000009 beq a0015dbc <_CORE_message_queue_Broadcast+0x54> *count = 0; a0015d94: e3a00000 mov r0, #0 a0015d98: e58a0000 str r0, [sl] return CORE_MESSAGE_QUEUE_STATUS_SUCCESSFUL; a0015d9c: e8bd85f0 pop {r4, r5, r6, r7, r8, sl, pc} const void *source, void *destination, size_t size ) { memcpy(destination, source, size); a0015da0: e594002c ldr r0, [r4, #44] ; 0x2c a0015da4: e1a01008 mov r1, r8 a0015da8: e1a02005 mov r2, r5 a0015dac: eb00217b bl a001e3a0 buffer, waitp->return_argument_second.mutable_object, size ); *(size_t *) the_thread->Wait.return_argument = size; a0015db0: e5943028 ldr r3, [r4, #40] ; 0x28 */ number_broadcasted = 0; while ((the_thread = _Thread_queue_Dequeue(&the_message_queue->Wait_queue))) { waitp = &the_thread->Wait; number_broadcasted += 1; a0015db4: e2866001 add r6, r6, #1 buffer, waitp->return_argument_second.mutable_object, size ); *(size_t *) the_thread->Wait.return_argument = size; a0015db8: e5835000 str r5, [r3] * There must be no pending messages if there is a thread waiting to * receive a message. */ number_broadcasted = 0; while ((the_thread = _Thread_queue_Dequeue(&the_message_queue->Wait_queue))) { a0015dbc: e1a00007 mov r0, r7 a0015dc0: eb0009b2 bl a0018490 <_Thread_queue_Dequeue> /* * There must be no pending messages if there is a thread waiting to * receive a message. */ number_broadcasted = 0; while ((the_thread = a0015dc4: e2504000 subs r4, r0, #0 a0015dc8: 1afffff4 bne a0015da0 <_CORE_message_queue_Broadcast+0x38> if ( !_Objects_Is_local_id( the_thread->Object.id ) ) (*api_message_queue_mp_support) ( the_thread, id ); #endif } *count = number_broadcasted; a0015dcc: e58a6000 str r6, [sl] a0015dd0: e1a00004 mov r0, r4 return CORE_MESSAGE_QUEUE_STATUS_SUCCESSFUL; } a0015dd4: e8bd85f0 pop {r4, r5, r6, r7, r8, sl, pc} { Thread_Control *the_thread; uint32_t number_broadcasted; Thread_Wait_information *waitp; if ( size > the_message_queue->maximum_message_size ) { a0015dd8: e3a00001 mov r0, #1 <== NOT EXECUTED a0015ddc: e8bd85f0 pop {r4, r5, r6, r7, r8, sl, pc} <== NOT EXECUTED a0009b70 <_CORE_mutex_Seize_interrupt_trylock>: { Thread_Control *executing; /* disabled when you get here */ executing = _Thread_Executing; a0009b70: e59f2154 ldr r2, [pc, #340] ; a0009ccc <_CORE_mutex_Seize_interrupt_trylock+0x15c> executing->Wait.return_code = CORE_MUTEX_STATUS_SUCCESSFUL; a0009b74: e3a03000 mov r3, #0 #if defined(__RTEMS_DO_NOT_INLINE_CORE_MUTEX_SEIZE__) int _CORE_mutex_Seize_interrupt_trylock( CORE_mutex_Control *the_mutex, ISR_Level *level_p ) { a0009b78: e92d4070 push {r4, r5, r6, lr} { Thread_Control *executing; /* disabled when you get here */ executing = _Thread_Executing; a0009b7c: e5922000 ldr r2, [r2] executing->Wait.return_code = CORE_MUTEX_STATUS_SUCCESSFUL; a0009b80: e5823034 str r3, [r2, #52] ; 0x34 if ( !_CORE_mutex_Is_locked( the_mutex ) ) { a0009b84: e590c050 ldr ip, [r0, #80] ; 0x50 a0009b88: e15c0003 cmp ip, r3 a0009b8c: 0a00000e beq a0009bcc <_CORE_mutex_Seize_interrupt_trylock+0x5c> the_mutex->lock = CORE_MUTEX_LOCKED; a0009b90: e5803050 str r3, [r0, #80] ; 0x50 */ RTEMS_INLINE_ROUTINE bool _CORE_mutex_Is_inherit_priority( CORE_mutex_Attributes *the_attribute ) { return the_attribute->discipline == CORE_MUTEX_DISCIPLINES_PRIORITY_INHERIT; a0009b94: e590c048 ldr ip, [r0, #72] ; 0x48 executing = _Thread_Executing; executing->Wait.return_code = CORE_MUTEX_STATUS_SUCCESSFUL; if ( !_CORE_mutex_Is_locked( the_mutex ) ) { the_mutex->lock = CORE_MUTEX_LOCKED; the_mutex->holder = executing; the_mutex->holder_id = executing->Object.id; a0009b98: e5925008 ldr r5, [r2, #8] the_mutex->nest_count = 1; a0009b9c: e3a04001 mov r4, #1 if ( _CORE_mutex_Is_inherit_priority( &the_mutex->Attributes ) || a0009ba0: e35c0002 cmp ip, #2 executing = _Thread_Executing; executing->Wait.return_code = CORE_MUTEX_STATUS_SUCCESSFUL; if ( !_CORE_mutex_Is_locked( the_mutex ) ) { the_mutex->lock = CORE_MUTEX_LOCKED; the_mutex->holder = executing; the_mutex->holder_id = executing->Object.id; a0009ba4: e5805060 str r5, [r0, #96] ; 0x60 executing = _Thread_Executing; executing->Wait.return_code = CORE_MUTEX_STATUS_SUCCESSFUL; if ( !_CORE_mutex_Is_locked( the_mutex ) ) { the_mutex->lock = CORE_MUTEX_LOCKED; the_mutex->holder = executing; a0009ba8: e580205c str r2, [r0, #92] ; 0x5c the_mutex->holder_id = executing->Object.id; the_mutex->nest_count = 1; a0009bac: e5804054 str r4, [r0, #84] ; 0x54 if ( _CORE_mutex_Is_inherit_priority( &the_mutex->Attributes ) || a0009bb0: 0a00000a beq a0009be0 <_CORE_mutex_Seize_interrupt_trylock+0x70> a0009bb4: e35c0003 cmp ip, #3 a0009bb8: 0a000019 beq a0009c24 <_CORE_mutex_Seize_interrupt_trylock+0xb4> a0009bbc: e5913000 ldr r3, [r1] a0009bc0: e129f003 msr CPSR_fc, r3 a0009bc4: e3a00000 mov r0, #0 a0009bc8: e8bd8070 pop {r4, r5, r6, pc} /* * At this point, we know the mutex was not available. If this thread * is the thread that has locked the mutex, let's see if we are allowed * to nest access. */ if ( _Thread_Is_executing( the_mutex->holder ) ) { a0009bcc: e590305c ldr r3, [r0, #92] ; 0x5c a0009bd0: e1520003 cmp r2, r3 a0009bd4: 0a000008 beq a0009bfc <_CORE_mutex_Seize_interrupt_trylock+0x8c> a0009bd8: e3a00001 mov r0, #1 return _CORE_mutex_Seize_interrupt_trylock_body( the_mutex, level_p ); } a0009bdc: e8bd8070 pop {r4, r5, r6, pc} _Chain_Prepend_unprotected( &executing->lock_mutex, &the_mutex->queue.lock_queue ); the_mutex->queue.priority_before = executing->current_priority; #endif executing->resource_count++; a0009be0: e592301c ldr r3, [r2, #28] a0009be4: e2833001 add r3, r3, #1 a0009be8: e582301c str r3, [r2, #28] a0009bec: e5913000 ldr r3, [r1] a0009bf0: e129f003 msr CPSR_fc, r3 a0009bf4: e3a00000 mov r0, #0 a0009bf8: e8bd8070 pop {r4, r5, r6, pc} * At this point, we know the mutex was not available. If this thread * is the thread that has locked the mutex, let's see if we are allowed * to nest access. */ if ( _Thread_Is_executing( the_mutex->holder ) ) { switch ( the_mutex->Attributes.lock_nesting_behavior ) { a0009bfc: e5903040 ldr r3, [r0, #64] ; 0x40 a0009c00: e3530000 cmp r3, #0 a0009c04: 1a000017 bne a0009c68 <_CORE_mutex_Seize_interrupt_trylock+0xf8> case CORE_MUTEX_NESTING_ACQUIRES: the_mutex->nest_count++; a0009c08: e5903054 ldr r3, [r0, #84] ; 0x54 a0009c0c: e2833001 add r3, r3, #1 a0009c10: e5803054 str r3, [r0, #84] ; 0x54 a0009c14: e5913000 ldr r3, [r1] a0009c18: e129f003 msr CPSR_fc, r3 a0009c1c: e3a00000 mov r0, #0 a0009c20: e8bd8070 pop {r4, r5, r6, pc} _Chain_Prepend_unprotected( &executing->lock_mutex, &the_mutex->queue.lock_queue ); the_mutex->queue.priority_before = executing->current_priority; #endif executing->resource_count++; a0009c24: e592c01c ldr ip, [r2, #28] { Priority_Control ceiling; Priority_Control current; ceiling = the_mutex->Attributes.priority_ceiling; current = executing->current_priority; a0009c28: e5925014 ldr r5, [r2, #20] _Chain_Prepend_unprotected( &executing->lock_mutex, &the_mutex->queue.lock_queue ); the_mutex->queue.priority_before = executing->current_priority; #endif executing->resource_count++; a0009c2c: e08c6004 add r6, ip, r4 a0009c30: e582601c str r6, [r2, #28] */ { Priority_Control ceiling; Priority_Control current; ceiling = the_mutex->Attributes.priority_ceiling; a0009c34: e590604c ldr r6, [r0, #76] ; 0x4c current = executing->current_priority; if ( current == ceiling ) { a0009c38: e1560005 cmp r6, r5 a0009c3c: 0a00001e beq a0009cbc <_CORE_mutex_Seize_interrupt_trylock+0x14c> _ISR_Enable( *level_p ); return 0; } if ( current > ceiling ) { a0009c40: 3a000010 bcc a0009c88 <_CORE_mutex_Seize_interrupt_trylock+0x118> ); _Thread_Enable_dispatch(); return 0; } /* if ( current < ceiling ) */ { executing->Wait.return_code = CORE_MUTEX_STATUS_CEILING_VIOLATED; a0009c44: e3a05006 mov r5, #6 a0009c48: e5825034 str r5, [r2, #52] ; 0x34 the_mutex->lock = CORE_MUTEX_UNLOCKED; the_mutex->nest_count = 0; /* undo locking above */ a0009c4c: e5803054 str r3, [r0, #84] ; 0x54 _Thread_Enable_dispatch(); return 0; } /* if ( current < ceiling ) */ { executing->Wait.return_code = CORE_MUTEX_STATUS_CEILING_VIOLATED; the_mutex->lock = CORE_MUTEX_UNLOCKED; a0009c50: e5804050 str r4, [r0, #80] ; 0x50 the_mutex->nest_count = 0; /* undo locking above */ executing->resource_count--; /* undo locking above */ a0009c54: e582c01c str ip, [r2, #28] a0009c58: e5913000 ldr r3, [r1] a0009c5c: e129f003 msr CPSR_fc, r3 a0009c60: e3a00000 mov r0, #0 a0009c64: e8bd8070 pop {r4, r5, r6, pc} * At this point, we know the mutex was not available. If this thread * is the thread that has locked the mutex, let's see if we are allowed * to nest access. */ if ( _Thread_Is_executing( the_mutex->holder ) ) { switch ( the_mutex->Attributes.lock_nesting_behavior ) { a0009c68: e3530001 cmp r3, #1 a0009c6c: 1affffd9 bne a0009bd8 <_CORE_mutex_Seize_interrupt_trylock+0x68> case CORE_MUTEX_NESTING_ACQUIRES: the_mutex->nest_count++; _ISR_Enable( *level_p ); return 0; case CORE_MUTEX_NESTING_IS_ERROR: executing->Wait.return_code = CORE_MUTEX_STATUS_NESTING_NOT_ALLOWED; a0009c70: e3a03002 mov r3, #2 <== NOT EXECUTED a0009c74: e5823034 str r3, [r2, #52] ; 0x34 <== NOT EXECUTED a0009c78: e5913000 ldr r3, [r1] <== NOT EXECUTED a0009c7c: e129f003 msr CPSR_fc, r3 <== NOT EXECUTED a0009c80: e3a00000 mov r0, #0 <== NOT EXECUTED a0009c84: e8bd8070 pop {r4, r5, r6, pc} <== NOT EXECUTED rtems_fatal_error_occurred( 99 ); } } #endif _Thread_Dispatch_disable_level += 1; a0009c88: e59f3040 ldr r3, [pc, #64] ; a0009cd0 <_CORE_mutex_Seize_interrupt_trylock+0x160> a0009c8c: e5932000 ldr r2, [r3] a0009c90: e2822001 add r2, r2, #1 a0009c94: e5832000 str r2, [r3] a0009c98: e5913000 ldr r3, [r1] a0009c9c: e129f003 msr CPSR_fc, r3 } if ( current > ceiling ) { _Thread_Disable_dispatch(); _ISR_Enable( *level_p ); _Thread_Change_priority( a0009ca0: e3a02000 mov r2, #0 a0009ca4: e590104c ldr r1, [r0, #76] ; 0x4c a0009ca8: e590005c ldr r0, [r0, #92] ; 0x5c a0009cac: ebfff0da bl a000601c <_Thread_Change_priority> the_mutex->holder, the_mutex->Attributes.priority_ceiling, false ); _Thread_Enable_dispatch(); a0009cb0: ebfff247 bl a00065d4 <_Thread_Enable_dispatch> a0009cb4: e3a00000 mov r0, #0 a0009cb8: e8bd8070 pop {r4, r5, r6, pc} a0009cbc: e5913000 ldr r3, [r1] a0009cc0: e129f003 msr CPSR_fc, r3 a0009cc4: e3a00000 mov r0, #0 a0009cc8: e8bd8070 pop {r4, r5, r6, pc} a0009ccc: a00192c0 .word 0xa00192c0 a0009cd0: a001920c .word 0xa001920c a00041d4 <_Event_Surrender>: */ void _Event_Surrender( Thread_Control *the_thread ) { a00041d4: e92d40f0 push {r4, r5, r6, r7, lr} rtems_event_set event_condition; rtems_event_set seized_events; rtems_option option_set; RTEMS_API_Control *api; api = the_thread->API_Extensions[ THREAD_API_RTEMS ]; a00041d8: e5901100 ldr r1, [r0, #256] ; 0x100 option_set = (rtems_option) the_thread->Wait.option; a00041dc: e5905030 ldr r5, [r0, #48] ; 0x30 */ void _Event_Surrender( Thread_Control *the_thread ) { a00041e0: e1a04000 mov r4, r0 static inline uint32_t arm_interrupt_disable( void ) { uint32_t arm_switch_reg; uint32_t level; asm volatile ( a00041e4: e10f0000 mrs r0, CPSR a00041e8: e3803080 orr r3, r0, #128 ; 0x80 a00041ec: e129f003 msr CPSR_fc, r3 api = the_thread->API_Extensions[ THREAD_API_RTEMS ]; option_set = (rtems_option) the_thread->Wait.option; _ISR_Disable( level ); pending_events = api->pending_events; a00041f0: e5912000 ldr r2, [r1] event_condition = (rtems_event_set) the_thread->Wait.count; a00041f4: e5943024 ldr r3, [r4, #36] ; 0x24 seized_events = _Event_sets_Get( pending_events, event_condition ); /* * No events were seized in this operation */ if ( _Event_sets_Is_empty( seized_events ) ) { a00041f8: e013c002 ands ip, r3, r2 a00041fc: 0a000021 beq a0004288 <_Event_Surrender+0xb4> /* * If we are in an ISR and sending to the current thread, then * we have a critical section issue to deal with. */ if ( _ISR_Is_in_progress() && a0004200: e59f6100 ldr r6, [pc, #256] ; a0004308 <_Event_Surrender+0x134> a0004204: e5966000 ldr r6, [r6] a0004208: e3560000 cmp r6, #0 a000420c: 0a000003 beq a0004220 <_Event_Surrender+0x4c> a0004210: e59f60f4 ldr r6, [pc, #244] ; a000430c <_Event_Surrender+0x138> a0004214: e5966000 ldr r6, [r6] a0004218: e1540006 cmp r4, r6 a000421c: 0a000024 beq a00042b4 <_Event_Surrender+0xe0> } /* * Otherwise, this is a normal send to another thread */ if ( _States_Is_waiting_for_event( the_thread->current_state ) ) { a0004220: e5946010 ldr r6, [r4, #16] a0004224: e3160c01 tst r6, #256 ; 0x100 a0004228: 0a000014 beq a0004280 <_Event_Surrender+0xac> if ( seized_events == event_condition || _Options_Is_any( option_set ) ) { a000422c: e153000c cmp r3, ip a0004230: 0a000001 beq a000423c <_Event_Surrender+0x68> a0004234: e3150002 tst r5, #2 a0004238: 0a000010 beq a0004280 <_Event_Surrender+0xac> api->pending_events = _Event_sets_Clear( pending_events, seized_events ); the_thread->Wait.count = 0; *(rtems_event_set *)the_thread->Wait.return_argument = seized_events; a000423c: e5943028 ldr r3, [r4, #40] ; 0x28 /* * Otherwise, this is a normal send to another thread */ if ( _States_Is_waiting_for_event( the_thread->current_state ) ) { if ( seized_events == event_condition || _Options_Is_any( option_set ) ) { api->pending_events = _Event_sets_Clear( pending_events, seized_events ); a0004240: e1c2200c bic r2, r2, ip a0004244: e5812000 str r2, [r1] the_thread->Wait.count = 0; a0004248: e3a02000 mov r2, #0 a000424c: e5842024 str r2, [r4, #36] ; 0x24 *(rtems_event_set *)the_thread->Wait.return_argument = seized_events; a0004250: e583c000 str ip, [r3] static inline void arm_interrupt_flash( uint32_t level ) { uint32_t arm_switch_reg; asm volatile ( a0004254: e10f3000 mrs r3, CPSR a0004258: e129f000 msr CPSR_fc, r0 a000425c: e129f003 msr CPSR_fc, r3 _ISR_Flash( level ); if ( !_Watchdog_Is_active( &the_thread->Timer ) ) { a0004260: e5943050 ldr r3, [r4, #80] ; 0x50 a0004264: e3530002 cmp r3, #2 a0004268: 0a000008 beq a0004290 <_Event_Surrender+0xbc> static inline void arm_interrupt_enable( uint32_t level ) { ARM_SWITCH_REGISTERS; asm volatile ( a000426c: e129f000 msr CPSR_fc, r0 RTEMS_INLINE_ROUTINE void _Thread_Unblock ( Thread_Control *the_thread ) { _Thread_Clear_state( the_thread, STATES_BLOCKED ); a0004270: e59f1098 ldr r1, [pc, #152] ; a0004310 <_Event_Surrender+0x13c> a0004274: e1a00004 mov r0, r4 } return; } } _ISR_Enable( level ); } a0004278: e8bd40f0 pop {r4, r5, r6, r7, lr} a000427c: ea0007d1 b a00061c8 <_Thread_Clear_state> a0004280: e129f000 msr CPSR_fc, r0 <== NOT EXECUTED a0004284: e8bd80f0 pop {r4, r5, r6, r7, pc} <== NOT EXECUTED a0004288: e129f000 msr CPSR_fc, r0 a000428c: e8bd80f0 pop {r4, r5, r6, r7, pc} RTEMS_INLINE_ROUTINE void _Watchdog_Deactivate( Watchdog_Control *the_watchdog ) { the_watchdog->state = WATCHDOG_REMOVE_IT; a0004290: e3a03003 mov r3, #3 a0004294: e5843050 str r3, [r4, #80] ; 0x50 a0004298: e129f000 msr CPSR_fc, r0 _ISR_Enable( level ); _Thread_Unblock( the_thread ); } else { _Watchdog_Deactivate( &the_thread->Timer ); _ISR_Enable( level ); (void) _Watchdog_Remove( &the_thread->Timer ); a000429c: e2840048 add r0, r4, #72 ; 0x48 a00042a0: eb000d65 bl a000783c <_Watchdog_Remove> a00042a4: e59f1064 ldr r1, [pc, #100] ; a0004310 <_Event_Surrender+0x13c> a00042a8: e1a00004 mov r0, r4 } return; } } _ISR_Enable( level ); } a00042ac: e8bd40f0 pop {r4, r5, r6, r7, lr} a00042b0: ea0007c4 b a00061c8 <_Thread_Clear_state> * If we are in an ISR and sending to the current thread, then * we have a critical section issue to deal with. */ if ( _ISR_Is_in_progress() && _Thread_Is_executing( the_thread ) && ((_Event_Sync_state == THREAD_BLOCKING_OPERATION_TIMEOUT) || a00042b4: e59f6058 ldr r6, [pc, #88] ; a0004314 <_Event_Surrender+0x140> a00042b8: e5967000 ldr r7, [r6] /* * If we are in an ISR and sending to the current thread, then * we have a critical section issue to deal with. */ if ( _ISR_Is_in_progress() && a00042bc: e3570002 cmp r7, #2 a00042c0: 0a000002 beq a00042d0 <_Event_Surrender+0xfc> _Thread_Is_executing( the_thread ) && ((_Event_Sync_state == THREAD_BLOCKING_OPERATION_TIMEOUT) || (_Event_Sync_state == THREAD_BLOCKING_OPERATION_NOTHING_HAPPENED)) ) { a00042c4: e5967000 ldr r7, [r6] /* * If we are in an ISR and sending to the current thread, then * we have a critical section issue to deal with. */ if ( _ISR_Is_in_progress() && a00042c8: e3570001 cmp r7, #1 a00042cc: 1affffd3 bne a0004220 <_Event_Surrender+0x4c> _Thread_Is_executing( the_thread ) && ((_Event_Sync_state == THREAD_BLOCKING_OPERATION_TIMEOUT) || (_Event_Sync_state == THREAD_BLOCKING_OPERATION_NOTHING_HAPPENED)) ) { if ( seized_events == event_condition || _Options_Is_any(option_set) ) { a00042d0: e153000c cmp r3, ip a00042d4: 0a000001 beq a00042e0 <_Event_Surrender+0x10c> a00042d8: e3150002 tst r5, #2 a00042dc: 0a000007 beq a0004300 <_Event_Surrender+0x12c> api->pending_events = _Event_sets_Clear( pending_events,seized_events ); a00042e0: e1c2200c bic r2, r2, ip the_thread->Wait.count = 0; *(rtems_event_set *)the_thread->Wait.return_argument = seized_events; a00042e4: e5943028 ldr r3, [r4, #40] ; 0x28 if ( _ISR_Is_in_progress() && _Thread_Is_executing( the_thread ) && ((_Event_Sync_state == THREAD_BLOCKING_OPERATION_TIMEOUT) || (_Event_Sync_state == THREAD_BLOCKING_OPERATION_NOTHING_HAPPENED)) ) { if ( seized_events == event_condition || _Options_Is_any(option_set) ) { api->pending_events = _Event_sets_Clear( pending_events,seized_events ); a00042e8: e5812000 str r2, [r1] the_thread->Wait.count = 0; *(rtems_event_set *)the_thread->Wait.return_argument = seized_events; _Event_Sync_state = THREAD_BLOCKING_OPERATION_SATISFIED; a00042ec: e3a02003 mov r2, #3 a00042f0: e5862000 str r2, [r6] _Thread_Is_executing( the_thread ) && ((_Event_Sync_state == THREAD_BLOCKING_OPERATION_TIMEOUT) || (_Event_Sync_state == THREAD_BLOCKING_OPERATION_NOTHING_HAPPENED)) ) { if ( seized_events == event_condition || _Options_Is_any(option_set) ) { api->pending_events = _Event_sets_Clear( pending_events,seized_events ); the_thread->Wait.count = 0; a00042f4: e3a02000 mov r2, #0 a00042f8: e5842024 str r2, [r4, #36] ; 0x24 *(rtems_event_set *)the_thread->Wait.return_argument = seized_events; a00042fc: e583c000 str ip, [r3] a0004300: e129f000 msr CPSR_fc, r0 a0004304: e8bd80f0 pop {r4, r5, r6, r7, pc} a0004308: a001929c .word 0xa001929c a000430c: a00192c0 .word 0xa00192c0 a0004310: 1003fff8 .word 0x1003fff8 a0004314: a001940c .word 0xa001940c a0009db4 <_Heap_Allocate_aligned_with_boundary>: Heap_Control *heap, uintptr_t alloc_size, uintptr_t alignment, uintptr_t boundary ) { a0009db4: e92d4ff0 push {r4, r5, r6, r7, r8, r9, sl, fp, lr} a0009db8: e1a08002 mov r8, r2 Heap_Statistics *const stats = &heap->stats; Heap_Block *const free_list_tail = _Heap_Free_list_tail( heap ); Heap_Block *block = _Heap_Free_list_first( heap ); uintptr_t const block_size_floor = alloc_size + HEAP_BLOCK_HEADER_SIZE - HEAP_BLOCK_SIZE_OFFSET; uintptr_t const page_size = heap->page_size; a0009dbc: e5902010 ldr r2, [r0, #16] Heap_Control *heap, uintptr_t alloc_size, uintptr_t alignment, uintptr_t boundary ) { a0009dc0: e24dd01c sub sp, sp, #28 a0009dc4: e1a05001 mov r5, r1 - HEAP_BLOCK_SIZE_OFFSET; uintptr_t const page_size = heap->page_size; uintptr_t alloc_begin = 0; uint32_t search_count = 0; if ( block_size_floor < alloc_size ) { a0009dc8: e2911004 adds r1, r1, #4 Heap_Control *heap, uintptr_t alloc_size, uintptr_t alignment, uintptr_t boundary ) { a0009dcc: e1a07000 mov r7, r0 - HEAP_BLOCK_SIZE_OFFSET; uintptr_t const page_size = heap->page_size; uintptr_t alloc_begin = 0; uint32_t search_count = 0; if ( block_size_floor < alloc_size ) { a0009dd0: e58d1000 str r1, [sp] Heap_Control *heap, uintptr_t alloc_size, uintptr_t alignment, uintptr_t boundary ) { a0009dd4: e1a0b003 mov fp, r3 return &heap->free_list; } RTEMS_INLINE_ROUTINE Heap_Block *_Heap_Free_list_first( Heap_Control *heap ) { return _Heap_Free_list_head(heap)->next; a0009dd8: e590a008 ldr sl, [r0, #8] Heap_Statistics *const stats = &heap->stats; Heap_Block *const free_list_tail = _Heap_Free_list_tail( heap ); Heap_Block *block = _Heap_Free_list_first( heap ); uintptr_t const block_size_floor = alloc_size + HEAP_BLOCK_HEADER_SIZE - HEAP_BLOCK_SIZE_OFFSET; uintptr_t const page_size = heap->page_size; a0009ddc: e58d200c str r2, [sp, #12] uintptr_t alloc_begin = 0; uint32_t search_count = 0; if ( block_size_floor < alloc_size ) { a0009de0: 2a000074 bcs a0009fb8 <_Heap_Allocate_aligned_with_boundary+0x204> /* Integer overflow occured */ return NULL; } if ( boundary != 0 ) { a0009de4: e3530000 cmp r3, #0 a0009de8: 1a000070 bne a0009fb0 <_Heap_Allocate_aligned_with_boundary+0x1fc> if ( alignment == 0 ) { alignment = page_size; } } while ( block != free_list_tail ) { a0009dec: e157000a cmp r7, sl a0009df0: 03a06000 moveq r6, #0 a0009df4: 0a000072 beq a0009fc4 <_Heap_Allocate_aligned_with_boundary+0x210> uintptr_t const block_size = _Heap_Block_size( block ); uintptr_t const block_end = block_begin + block_size; uintptr_t const alloc_begin_floor = _Heap_Alloc_area_of_block( block ); uintptr_t const alloc_begin_ceiling = block_end - min_block_size + HEAP_BLOCK_HEADER_SIZE + page_size - 1; a0009df8: e59d300c ldr r3, [sp, #12] uintptr_t alloc_end = block_end + HEAP_BLOCK_SIZE_OFFSET; uintptr_t alloc_begin = alloc_end - alloc_size; a0009dfc: e2651004 rsb r1, r5, #4 if ( alignment == 0 ) { alignment = page_size; } } while ( block != free_list_tail ) { a0009e00: e3a06000 mov r6, #0 uintptr_t const block_size = _Heap_Block_size( block ); uintptr_t const block_end = block_begin + block_size; uintptr_t const alloc_begin_floor = _Heap_Alloc_area_of_block( block ); uintptr_t const alloc_begin_ceiling = block_end - min_block_size + HEAP_BLOCK_HEADER_SIZE + page_size - 1; a0009e04: e2833007 add r3, r3, #7 a0009e08: e58d3010 str r3, [sp, #16] uintptr_t alloc_end = block_end + HEAP_BLOCK_SIZE_OFFSET; uintptr_t alloc_begin = alloc_end - alloc_size; a0009e0c: e58d1014 str r1, [sp, #20] a0009e10: ea000004 b a0009e28 <_Heap_Allocate_aligned_with_boundary+0x74> boundary ); } } if ( alloc_begin != 0 ) { a0009e14: e3540000 cmp r4, #0 a0009e18: 1a000057 bne a0009f7c <_Heap_Allocate_aligned_with_boundary+0x1c8> break; } block = block->next; a0009e1c: e59aa008 ldr sl, [sl, #8] if ( alignment == 0 ) { alignment = page_size; } } while ( block != free_list_tail ) { a0009e20: e157000a cmp r7, sl a0009e24: 0a000066 beq a0009fc4 <_Heap_Allocate_aligned_with_boundary+0x210> /* * The HEAP_PREV_BLOCK_USED flag is always set in the block size_and_flag * field. Thus the value is about one unit larger than the real block * size. The greater than operator takes this into account. */ if ( block->size_and_flag > block_size_floor ) { a0009e28: e59a9004 ldr r9, [sl, #4] a0009e2c: e59d2000 ldr r2, [sp] while ( block != free_list_tail ) { _HAssert( _Heap_Is_prev_used( block ) ); /* Statistics */ ++search_count; a0009e30: e2866001 add r6, r6, #1 /* * The HEAP_PREV_BLOCK_USED flag is always set in the block size_and_flag * field. Thus the value is about one unit larger than the real block * size. The greater than operator takes this into account. */ if ( block->size_and_flag > block_size_floor ) { a0009e34: e1520009 cmp r2, r9 a0009e38: 2afffff7 bcs a0009e1c <_Heap_Allocate_aligned_with_boundary+0x68> if ( alignment == 0 ) { a0009e3c: e3580000 cmp r8, #0 RTEMS_INLINE_ROUTINE uintptr_t _Heap_Alloc_area_of_block( const Heap_Block *block ) { return (uintptr_t) block + HEAP_BLOCK_HEADER_SIZE; a0009e40: 028a4008 addeq r4, sl, #8 a0009e44: 0afffff2 beq a0009e14 <_Heap_Allocate_aligned_with_boundary+0x60> uintptr_t const alloc_begin_floor = _Heap_Alloc_area_of_block( block ); uintptr_t const alloc_begin_ceiling = block_end - min_block_size + HEAP_BLOCK_HEADER_SIZE + page_size - 1; uintptr_t alloc_end = block_end + HEAP_BLOCK_SIZE_OFFSET; uintptr_t alloc_begin = alloc_end - alloc_size; a0009e48: e59d1014 ldr r1, [sp, #20] uintptr_t alignment, uintptr_t boundary ) { uintptr_t const page_size = heap->page_size; uintptr_t const min_block_size = heap->min_block_size; a0009e4c: e5973014 ldr r3, [r7, #20] uintptr_t const block_size = _Heap_Block_size( block ); uintptr_t const block_end = block_begin + block_size; uintptr_t const alloc_begin_floor = _Heap_Alloc_area_of_block( block ); uintptr_t const alloc_begin_ceiling = block_end - min_block_size + HEAP_BLOCK_HEADER_SIZE + page_size - 1; a0009e50: e59d2010 ldr r2, [sp, #16] uintptr_t const page_size = heap->page_size; uintptr_t const min_block_size = heap->min_block_size; uintptr_t const block_begin = (uintptr_t) block; uintptr_t const block_size = _Heap_Block_size( block ); uintptr_t const block_end = block_begin + block_size; a0009e54: e3c99001 bic r9, r9, #1 a0009e58: e08a9009 add r9, sl, r9 uintptr_t const alloc_begin_floor = _Heap_Alloc_area_of_block( block ); uintptr_t const alloc_begin_ceiling = block_end - min_block_size + HEAP_BLOCK_HEADER_SIZE + page_size - 1; uintptr_t alloc_end = block_end + HEAP_BLOCK_SIZE_OFFSET; uintptr_t alloc_begin = alloc_end - alloc_size; a0009e5c: e0814009 add r4, r1, r9 uintptr_t alignment, uintptr_t boundary ) { uintptr_t const page_size = heap->page_size; uintptr_t const min_block_size = heap->min_block_size; a0009e60: e58d3004 str r3, [sp, #4] RTEMS_INLINE_ROUTINE uintptr_t _Heap_Align_down( uintptr_t value, uintptr_t alignment ) { return value - (value % alignment); a0009e64: e1a00004 mov r0, r4 uintptr_t const block_size = _Heap_Block_size( block ); uintptr_t const block_end = block_begin + block_size; uintptr_t const alloc_begin_floor = _Heap_Alloc_area_of_block( block ); uintptr_t const alloc_begin_ceiling = block_end - min_block_size + HEAP_BLOCK_HEADER_SIZE + page_size - 1; a0009e68: e0633002 rsb r3, r3, r2 a0009e6c: e1a01008 mov r1, r8 a0009e70: e0839009 add r9, r3, r9 a0009e74: eb002e7a bl a0015864 <__umodsi3> a0009e78: e0604004 rsb r4, r0, r4 RTEMS_INLINE_ROUTINE uintptr_t _Heap_Alloc_area_of_block( const Heap_Block *block ) { return (uintptr_t) block + HEAP_BLOCK_HEADER_SIZE; a0009e7c: e28a3008 add r3, sl, #8 uintptr_t alloc_begin = alloc_end - alloc_size; alloc_begin = _Heap_Align_down( alloc_begin, alignment ); /* Ensure that the we have a valid new block at the end */ if ( alloc_begin > alloc_begin_ceiling ) { a0009e80: e1590004 cmp r9, r4 a0009e84: e58d3008 str r3, [sp, #8] a0009e88: 2a000003 bcs a0009e9c <_Heap_Allocate_aligned_with_boundary+0xe8> RTEMS_INLINE_ROUTINE uintptr_t _Heap_Align_down( uintptr_t value, uintptr_t alignment ) { return value - (value % alignment); a0009e8c: e1a00009 mov r0, r9 a0009e90: e1a01008 mov r1, r8 a0009e94: eb002e72 bl a0015864 <__umodsi3> a0009e98: e0604009 rsb r4, r0, r9 } alloc_end = alloc_begin + alloc_size; /* Ensure boundary constaint */ if ( boundary != 0 ) { a0009e9c: e35b0000 cmp fp, #0 a0009ea0: 0a000025 beq a0009f3c <_Heap_Allocate_aligned_with_boundary+0x188> /* Ensure that the we have a valid new block at the end */ if ( alloc_begin > alloc_begin_ceiling ) { alloc_begin = _Heap_Align_down( alloc_begin_ceiling, alignment ); } alloc_end = alloc_begin + alloc_size; a0009ea4: e0849005 add r9, r4, r5 a0009ea8: e1a00009 mov r0, r9 a0009eac: e1a0100b mov r1, fp a0009eb0: eb002e6b bl a0015864 <__umodsi3> a0009eb4: e0600009 rsb r0, r0, r9 /* Ensure boundary constaint */ if ( boundary != 0 ) { uintptr_t const boundary_floor = alloc_begin_floor + alloc_size; uintptr_t boundary_line = _Heap_Align_down( alloc_end, boundary ); while ( alloc_begin < boundary_line && boundary_line < alloc_end ) { a0009eb8: e1590000 cmp r9, r0 a0009ebc: 93a03000 movls r3, #0 a0009ec0: 83a03001 movhi r3, #1 a0009ec4: e1540000 cmp r4, r0 a0009ec8: 23a03000 movcs r3, #0 a0009ecc: e3530000 cmp r3, #0 a0009ed0: 0a000019 beq a0009f3c <_Heap_Allocate_aligned_with_boundary+0x188> alloc_end = alloc_begin + alloc_size; /* Ensure boundary constaint */ if ( boundary != 0 ) { uintptr_t const boundary_floor = alloc_begin_floor + alloc_size; a0009ed4: e59d1008 ldr r1, [sp, #8] a0009ed8: e0819005 add r9, r1, r5 uintptr_t boundary_line = _Heap_Align_down( alloc_end, boundary ); while ( alloc_begin < boundary_line && boundary_line < alloc_end ) { if ( boundary_line < boundary_floor ) { a0009edc: e1590000 cmp r9, r0 a0009ee0: 958d6018 strls r6, [sp, #24] a0009ee4: 9a000002 bls a0009ef4 <_Heap_Allocate_aligned_with_boundary+0x140> a0009ee8: eaffffcb b a0009e1c <_Heap_Allocate_aligned_with_boundary+0x68> a0009eec: e1590000 cmp r9, r0 a0009ef0: 8a000035 bhi a0009fcc <_Heap_Allocate_aligned_with_boundary+0x218> return 0; } alloc_begin = boundary_line - alloc_size; a0009ef4: e0654000 rsb r4, r5, r0 a0009ef8: e1a01008 mov r1, r8 a0009efc: e1a00004 mov r0, r4 a0009f00: eb002e57 bl a0015864 <__umodsi3> a0009f04: e0604004 rsb r4, r0, r4 alloc_begin = _Heap_Align_down( alloc_begin, alignment ); alloc_end = alloc_begin + alloc_size; a0009f08: e0846005 add r6, r4, r5 a0009f0c: e1a00006 mov r0, r6 a0009f10: e1a0100b mov r1, fp a0009f14: eb002e52 bl a0015864 <__umodsi3> a0009f18: e0600006 rsb r0, r0, r6 /* Ensure boundary constaint */ if ( boundary != 0 ) { uintptr_t const boundary_floor = alloc_begin_floor + alloc_size; uintptr_t boundary_line = _Heap_Align_down( alloc_end, boundary ); while ( alloc_begin < boundary_line && boundary_line < alloc_end ) { a0009f1c: e1560000 cmp r6, r0 a0009f20: 93a03000 movls r3, #0 a0009f24: 83a03001 movhi r3, #1 a0009f28: e1540000 cmp r4, r0 a0009f2c: 23a03000 movcs r3, #0 a0009f30: e3530000 cmp r3, #0 a0009f34: 1affffec bne a0009eec <_Heap_Allocate_aligned_with_boundary+0x138> a0009f38: e59d6018 ldr r6, [sp, #24] boundary_line = _Heap_Align_down( alloc_end, boundary ); } } /* Ensure that the we have a valid new block at the beginning */ if ( alloc_begin >= alloc_begin_floor ) { a0009f3c: e59d2008 ldr r2, [sp, #8] a0009f40: e1520004 cmp r2, r4 a0009f44: 8affffb4 bhi a0009e1c <_Heap_Allocate_aligned_with_boundary+0x68> uintptr_t const alloc_block_begin = (uintptr_t) _Heap_Block_of_alloc_area( alloc_begin, page_size ); uintptr_t const free_size = alloc_block_begin - block_begin; a0009f48: e59d100c ldr r1, [sp, #12] a0009f4c: e1a00004 mov r0, r4 a0009f50: eb002e43 bl a0015864 <__umodsi3> a0009f54: e3e09007 mvn r9, #7 a0009f58: e06a9009 rsb r9, sl, r9 if ( free_size >= min_block_size || free_size == 0 ) { a0009f5c: e59d1004 ldr r1, [sp, #4] /* Ensure that the we have a valid new block at the beginning */ if ( alloc_begin >= alloc_begin_floor ) { uintptr_t const alloc_block_begin = (uintptr_t) _Heap_Block_of_alloc_area( alloc_begin, page_size ); uintptr_t const free_size = alloc_block_begin - block_begin; a0009f60: e0899004 add r9, r9, r4 if ( free_size >= min_block_size || free_size == 0 ) { a0009f64: e0603009 rsb r3, r0, r9 a0009f68: e1590000 cmp r9, r0 a0009f6c: 11510003 cmpne r1, r3 a0009f70: 8affffa9 bhi a0009e1c <_Heap_Allocate_aligned_with_boundary+0x68> boundary ); } } if ( alloc_begin != 0 ) { a0009f74: e3540000 cmp r4, #0 a0009f78: 0affffa7 beq a0009e1c <_Heap_Allocate_aligned_with_boundary+0x68> block = block->next; } if ( alloc_begin != 0 ) { /* Statistics */ stats->searches += search_count; a0009f7c: e597204c ldr r2, [r7, #76] ; 0x4c block = _Heap_Block_allocate( heap, block, alloc_begin, alloc_size ); a0009f80: e1a0100a mov r1, sl a0009f84: e1a03005 mov r3, r5 block = block->next; } if ( alloc_begin != 0 ) { /* Statistics */ stats->searches += search_count; a0009f88: e0822006 add r2, r2, r6 a0009f8c: e587204c str r2, [r7, #76] ; 0x4c block = _Heap_Block_allocate( heap, block, alloc_begin, alloc_size ); a0009f90: e1a00007 mov r0, r7 a0009f94: e1a02004 mov r2, r4 a0009f98: ebffedb8 bl a0005680 <_Heap_Block_allocate> a0009f9c: e1a00004 mov r0, r4 uintptr_t alloc_size, uintptr_t alignment, uintptr_t boundary ) { Heap_Statistics *const stats = &heap->stats; a0009fa0: e5973044 ldr r3, [r7, #68] ; 0x44 a0009fa4: e1530006 cmp r3, r6 ); } /* Statistics */ if ( stats->max_search < search_count ) { stats->max_search = search_count; a0009fa8: 35876044 strcc r6, [r7, #68] ; 0x44 a0009fac: ea000002 b a0009fbc <_Heap_Allocate_aligned_with_boundary+0x208> /* Integer overflow occured */ return NULL; } if ( boundary != 0 ) { if ( boundary < alloc_size ) { a0009fb0: e1550003 cmp r5, r3 a0009fb4: 9a000006 bls a0009fd4 <_Heap_Allocate_aligned_with_boundary+0x220> ); } /* Statistics */ if ( stats->max_search < search_count ) { stats->max_search = search_count; a0009fb8: e3a00000 mov r0, #0 } return (void *) alloc_begin; } a0009fbc: e28dd01c add sp, sp, #28 a0009fc0: e8bd8ff0 pop {r4, r5, r6, r7, r8, r9, sl, fp, pc} if ( alignment == 0 ) { alignment = page_size; } } while ( block != free_list_tail ) { a0009fc4: e3a00000 mov r0, #0 a0009fc8: eafffff4 b a0009fa0 <_Heap_Allocate_aligned_with_boundary+0x1ec> a0009fcc: e59d6018 ldr r6, [sp, #24] <== NOT EXECUTED a0009fd0: eaffff91 b a0009e1c <_Heap_Allocate_aligned_with_boundary+0x68> <== NOT EXECUTED if ( boundary != 0 ) { if ( boundary < alloc_size ) { return NULL; } if ( alignment == 0 ) { a0009fd4: e3580000 cmp r8, #0 a0009fd8: 01a08002 moveq r8, r2 a0009fdc: eaffff82 b a0009dec <_Heap_Allocate_aligned_with_boundary+0x38> a000f120 <_Heap_Extend>: Heap_Control *heap, void *area_begin_ptr, uintptr_t area_size, uintptr_t *amount_extended ) { a000f120: e92d41f0 push {r4, r5, r6, r7, r8, lr} Heap_Statistics *const stats = &heap->stats; uintptr_t const area_begin = (uintptr_t) area_begin_ptr; uintptr_t const heap_area_begin = heap->area_begin; uintptr_t const heap_area_end = heap->area_end; a000f124: e590c01c ldr ip, [r0, #28] Heap_Control *heap, void *area_begin_ptr, uintptr_t area_size, uintptr_t *amount_extended ) { a000f128: e1a04000 mov r4, r0 Heap_Statistics *const stats = &heap->stats; uintptr_t const area_begin = (uintptr_t) area_begin_ptr; uintptr_t const heap_area_begin = heap->area_begin; a000f12c: e5900018 ldr r0, [r0, #24] a000f130: e151000c cmp r1, ip a000f134: 23a05000 movcs r5, #0 a000f138: 33a05001 movcc r5, #1 Heap_Control *heap, void *area_begin_ptr, uintptr_t area_size, uintptr_t *amount_extended ) { a000f13c: e1a07003 mov r7, r3 Heap_Statistics *const stats = &heap->stats; uintptr_t const area_begin = (uintptr_t) area_begin_ptr; uintptr_t const heap_area_begin = heap->area_begin; a000f140: e1510000 cmp r1, r0 a000f144: 33a05000 movcc r5, #0 a000f148: e3550000 cmp r5, #0 uintptr_t const heap_area_end = heap->area_end; uintptr_t const new_heap_area_end = heap_area_end + area_size; uintptr_t extend_size = 0; Heap_Block *const last_block = heap->last_block; a000f14c: e5946024 ldr r6, [r4, #36] ; 0x24 uintptr_t *amount_extended ) { Heap_Statistics *const stats = &heap->stats; uintptr_t const area_begin = (uintptr_t) area_begin_ptr; uintptr_t const heap_area_begin = heap->area_begin; a000f150: 1a000012 bne a000f1a0 <_Heap_Extend+0x80> * As noted, this code only supports (4). */ if ( area_begin >= heap_area_begin && area_begin < heap_area_end ) { return HEAP_EXTEND_ERROR; /* case 3 */ } else if ( area_begin != heap_area_end ) { a000f154: e151000c cmp r1, ip a000f158: 0a000001 beq a000f164 <_Heap_Extend+0x44> a000f15c: e3a00002 mov r0, #2 a000f160: e8bd81f0 pop {r4, r5, r6, r7, r8, pc} * block and free it. */ heap->area_end = new_heap_area_end; extend_size = new_heap_area_end a000f164: e3e08007 mvn r8, #7 { Heap_Statistics *const stats = &heap->stats; uintptr_t const area_begin = (uintptr_t) area_begin_ptr; uintptr_t const heap_area_begin = heap->area_begin; uintptr_t const heap_area_end = heap->area_end; uintptr_t const new_heap_area_end = heap_area_end + area_size; a000f168: e0811002 add r1, r1, r2 * block and free it. */ heap->area_end = new_heap_area_end; extend_size = new_heap_area_end a000f16c: e0668008 rsb r8, r6, r8 a000f170: e0888001 add r8, r8, r1 * Currently only case 4 should make it to this point. * The basic trick is to make the extend area look like a used * block and free it. */ heap->area_end = new_heap_area_end; a000f174: e584101c str r1, [r4, #28] RTEMS_INLINE_ROUTINE uintptr_t _Heap_Align_down( uintptr_t value, uintptr_t alignment ) { return value - (value % alignment); a000f178: e1a00008 mov r0, r8 a000f17c: e5941010 ldr r1, [r4, #16] a000f180: ebffcfec bl a0003138 <__umodsi3> a000f184: e0600008 rsb r0, r0, r8 extend_size = new_heap_area_end - (uintptr_t) last_block - HEAP_BLOCK_HEADER_SIZE; extend_size = _Heap_Align_down( extend_size, heap->page_size ); *amount_extended = extend_size; a000f188: e5870000 str r0, [r7] if( extend_size >= heap->min_block_size ) { a000f18c: e5943014 ldr r3, [r4, #20] a000f190: e1530000 cmp r3, r0 a000f194: 9a000003 bls a000f1a8 <_Heap_Extend+0x88> a000f198: e1a00005 mov r0, r5 <== NOT EXECUTED a000f19c: e8bd81f0 pop {r4, r5, r6, r7, r8, pc} <== NOT EXECUTED uintptr_t *amount_extended ) { Heap_Statistics *const stats = &heap->stats; uintptr_t const area_begin = (uintptr_t) area_begin_ptr; uintptr_t const heap_area_begin = heap->area_begin; a000f1a0: e3a00001 mov r0, #1 a000f1a4: e8bd81f0 pop {r4, r5, r6, r7, r8, pc} uintptr_t size ) { uintptr_t flag = block->size_and_flag & HEAP_PREV_BLOCK_USED; block->size_and_flag = size | flag; a000f1a8: e5961004 ldr r1, [r6, #4] if( extend_size >= heap->min_block_size ) { Heap_Block *const new_last_block = _Heap_Block_at( last_block, extend_size ); _Heap_Block_set_size( last_block, extend_size ); new_last_block->size_and_flag = a000f1ac: e5942020 ldr r2, [r4, #32] RTEMS_INLINE_ROUTINE Heap_Block *_Heap_Block_at( const Heap_Block *block, uintptr_t offset ) { return (Heap_Block *) ((uintptr_t) block + offset); a000f1b0: e0803006 add r3, r0, r6 uintptr_t size ) { uintptr_t flag = block->size_and_flag & HEAP_PREV_BLOCK_USED; block->size_and_flag = size | flag; a000f1b4: e2011001 and r1, r1, #1 a000f1b8: e0632002 rsb r2, r3, r2 a000f1bc: e1801001 orr r1, r0, r1 a000f1c0: e3822001 orr r2, r2, #1 a000f1c4: e5861004 str r1, [r6, #4] a000f1c8: e5832004 str r2, [r3, #4] | HEAP_PREV_BLOCK_USED; heap->last_block = new_last_block; /* Statistics */ stats->size += extend_size; a000f1cc: e594802c ldr r8, [r4, #44] ; 0x2c ++stats->used_blocks; a000f1d0: e5941040 ldr r1, [r4, #64] ; 0x40 --stats->frees; /* Do not count subsequent call as actual free() */ a000f1d4: e5942050 ldr r2, [r4, #80] ; 0x50 | HEAP_PREV_BLOCK_USED; heap->last_block = new_last_block; /* Statistics */ stats->size += extend_size; a000f1d8: e0880000 add r0, r8, r0 ++stats->used_blocks; a000f1dc: e2811001 add r1, r1, #1 --stats->frees; /* Do not count subsequent call as actual free() */ a000f1e0: e2422001 sub r2, r2, #1 | HEAP_PREV_BLOCK_USED; heap->last_block = new_last_block; /* Statistics */ stats->size += extend_size; a000f1e4: e584002c str r0, [r4, #44] ; 0x2c ++stats->used_blocks; a000f1e8: e5841040 str r1, [r4, #64] ; 0x40 new_last_block->size_and_flag = ((uintptr_t) heap->first_block - (uintptr_t) new_last_block) | HEAP_PREV_BLOCK_USED; heap->last_block = new_last_block; a000f1ec: e5843024 str r3, [r4, #36] ; 0x24 /* Statistics */ stats->size += extend_size; ++stats->used_blocks; --stats->frees; /* Do not count subsequent call as actual free() */ a000f1f0: e5842050 str r2, [r4, #80] ; 0x50 _Heap_Free( heap, (void *) _Heap_Alloc_area_of_block( last_block )); a000f1f4: e1a00004 mov r0, r4 a000f1f8: e2861008 add r1, r6, #8 a000f1fc: ebffead1 bl a0009d48 <_Heap_Free> a000f200: e1a00005 mov r0, r5 } return HEAP_EXTEND_SUCCESSFUL; } a000f204: e8bd81f0 pop {r4, r5, r6, r7, r8, pc} a0006400 <_Heap_Walk>: Heap_Block *const last_block = heap->last_block; Heap_Block *block = heap->first_block; Heap_Walk_printer printer = dump ? _Heap_Walk_print : _Heap_Walk_print_nothing; if ( !_System_state_Is_up( _System_state_Get() ) ) { a0006400: e59f357c ldr r3, [pc, #1404] ; a0006984 <_Heap_Walk+0x584> bool _Heap_Walk( Heap_Control *heap, int source, bool dump ) { a0006404: e92d4ff0 push {r4, r5, r6, r7, r8, r9, sl, fp, lr} uintptr_t const page_size = heap->page_size; uintptr_t const min_block_size = heap->min_block_size; Heap_Block *const last_block = heap->last_block; Heap_Block *block = heap->first_block; Heap_Walk_printer printer = dump ? _Heap_Walk_print : _Heap_Walk_print_nothing; a0006408: e31200ff tst r2, #255 ; 0xff if ( !_System_state_Is_up( _System_state_Get() ) ) { a000640c: e5933000 ldr r3, [r3] uintptr_t const page_size = heap->page_size; uintptr_t const min_block_size = heap->min_block_size; Heap_Block *const last_block = heap->last_block; Heap_Block *block = heap->first_block; Heap_Walk_printer printer = dump ? _Heap_Walk_print : _Heap_Walk_print_nothing; a0006410: e59f2570 ldr r2, [pc, #1392] ; a0006988 <_Heap_Walk+0x588> a0006414: e59fa570 ldr sl, [pc, #1392] ; a000698c <_Heap_Walk+0x58c> bool _Heap_Walk( Heap_Control *heap, int source, bool dump ) { a0006418: e24dd038 sub sp, sp, #56 ; 0x38 a000641c: e1a04000 mov r4, r0 uintptr_t const page_size = heap->page_size; uintptr_t const min_block_size = heap->min_block_size; Heap_Block *const last_block = heap->last_block; Heap_Block *block = heap->first_block; Heap_Walk_printer printer = dump ? _Heap_Walk_print : _Heap_Walk_print_nothing; a0006420: 01a0a002 moveq sl, r2 if ( !_System_state_Is_up( _System_state_Get() ) ) { a0006424: e3530003 cmp r3, #3 Heap_Control *heap, int source, bool dump ) { uintptr_t const page_size = heap->page_size; a0006428: e5902010 ldr r2, [r0, #16] uintptr_t const min_block_size = heap->min_block_size; Heap_Block *const last_block = heap->last_block; a000642c: e5903024 ldr r3, [r0, #36] ; 0x24 bool _Heap_Walk( Heap_Control *heap, int source, bool dump ) { a0006430: e1a08001 mov r8, r1 uintptr_t const page_size = heap->page_size; a0006434: e58d2020 str r2, [sp, #32] uintptr_t const min_block_size = heap->min_block_size; a0006438: e590b014 ldr fp, [r0, #20] Heap_Block *const last_block = heap->last_block; a000643c: e58d3024 str r3, [sp, #36] ; 0x24 Heap_Block *block = heap->first_block; a0006440: e5905020 ldr r5, [r0, #32] Heap_Walk_printer printer = dump ? _Heap_Walk_print : _Heap_Walk_print_nothing; if ( !_System_state_Is_up( _System_state_Get() ) ) { a0006444: 0a000002 beq a0006454 <_Heap_Walk+0x54> if ( !_Heap_Walk_check_control( source, printer, heap ) ) { return false; } while ( block != last_block ) { a0006448: e3a00001 mov r0, #1 block = next_block; } return true; } a000644c: e28dd038 add sp, sp, #56 ; 0x38 a0006450: e8bd8ff0 pop {r4, r5, r6, r7, r8, r9, sl, fp, pc} Heap_Block *const first_free_block = _Heap_Free_list_first( heap ); Heap_Block *const last_free_block = _Heap_Free_list_last( heap ); Heap_Block *const first_block = heap->first_block; Heap_Block *const last_block = heap->last_block; (*printer)( a0006454: e5900018 ldr r0, [r0, #24] a0006458: e594101c ldr r1, [r4, #28] a000645c: e5942008 ldr r2, [r4, #8] a0006460: e594300c ldr r3, [r4, #12] a0006464: e59dc024 ldr ip, [sp, #36] ; 0x24 a0006468: e98d0003 stmib sp, {r0, r1} a000646c: e58d2014 str r2, [sp, #20] a0006470: e58d3018 str r3, [sp, #24] a0006474: e59f2514 ldr r2, [pc, #1300] ; a0006990 <_Heap_Walk+0x590> a0006478: e58db000 str fp, [sp] a000647c: e58d500c str r5, [sp, #12] a0006480: e58dc010 str ip, [sp, #16] a0006484: e1a00008 mov r0, r8 a0006488: e3a01000 mov r1, #0 a000648c: e59d3020 ldr r3, [sp, #32] a0006490: e12fff3a blx sl heap->area_begin, heap->area_end, first_block, last_block, first_free_block, last_free_block ); if ( page_size == 0 ) { a0006494: e59d2020 ldr r2, [sp, #32] a0006498: e3520000 cmp r2, #0 a000649c: 0a000030 beq a0006564 <_Heap_Walk+0x164> (*printer)( source, true, "page size is zero\n" ); return false; } if ( !_Addresses_Is_aligned( (void *) page_size ) ) { a00064a0: e59d3020 ldr r3, [sp, #32] a00064a4: e2139003 ands r9, r3, #3 a00064a8: 1a000033 bne a000657c <_Heap_Walk+0x17c> ); return false; } if ( !_Heap_Is_aligned( min_block_size, page_size ) ) { a00064ac: e1a0000b mov r0, fp a00064b0: e59d1020 ldr r1, [sp, #32] a00064b4: ebffe98b bl a0000ae8 <__umodsi3> a00064b8: e2506000 subs r6, r0, #0 a00064bc: 1a000034 bne a0006594 <_Heap_Walk+0x194> ); return false; } if ( a00064c0: e2850008 add r0, r5, #8 a00064c4: e59d1020 ldr r1, [sp, #32] a00064c8: ebffe986 bl a0000ae8 <__umodsi3> a00064cc: e2509000 subs r9, r0, #0 a00064d0: 1a000036 bne a00065b0 <_Heap_Walk+0x1b0> block->size_and_flag = size | flag; } RTEMS_INLINE_ROUTINE bool _Heap_Is_prev_used( const Heap_Block *block ) { return block->size_and_flag & HEAP_PREV_BLOCK_USED; a00064d4: e5957004 ldr r7, [r5, #4] ); return false; } if ( !_Heap_Is_prev_used( first_block ) ) { a00064d8: e2176001 ands r6, r7, #1 a00064dc: 0a00003a beq a00065cc <_Heap_Walk+0x1cc> ); return false; } if ( first_block->prev_size != page_size ) { a00064e0: e5953000 ldr r3, [r5] a00064e4: e59dc020 ldr ip, [sp, #32] a00064e8: e15c0003 cmp ip, r3 a00064ec: 1a000015 bne a0006548 <_Heap_Walk+0x148> ); return false; } if ( _Heap_Is_free( last_block ) ) { a00064f0: e59d2024 ldr r2, [sp, #36] ; 0x24 a00064f4: e5923004 ldr r3, [r2, #4] a00064f8: e3c33001 bic r3, r3, #1 a00064fc: e0823003 add r3, r2, r3 a0006500: e5939004 ldr r9, [r3, #4] a0006504: e2199001 ands r9, r9, #1 a0006508: 0a000101 beq a0006914 <_Heap_Walk+0x514> return &heap->free_list; } RTEMS_INLINE_ROUTINE Heap_Block *_Heap_Free_list_first( Heap_Control *heap ) { return _Heap_Free_list_head(heap)->next; a000650c: e5949008 ldr r9, [r4, #8] int source, Heap_Walk_printer printer, Heap_Control *heap ) { uintptr_t const page_size = heap->page_size; a0006510: e5943010 ldr r3, [r4, #16] const Heap_Block *const free_list_tail = _Heap_Free_list_tail( heap ); const Heap_Block *const first_free_block = _Heap_Free_list_first( heap ); const Heap_Block *prev_block = free_list_tail; const Heap_Block *free_block = first_free_block; while ( free_block != free_list_tail ) { a0006514: e1540009 cmp r4, r9 int source, Heap_Walk_printer printer, Heap_Control *heap ) { uintptr_t const page_size = heap->page_size; a0006518: e58d3028 str r3, [sp, #40] ; 0x28 const Heap_Block *const free_list_tail = _Heap_Free_list_tail( heap ); const Heap_Block *const first_free_block = _Heap_Free_list_first( heap ); const Heap_Block *prev_block = free_list_tail; const Heap_Block *free_block = first_free_block; while ( free_block != free_list_tail ) { a000651c: 0a000065 beq a00066b8 <_Heap_Walk+0x2b8> const Heap_Control *heap, const Heap_Block *block ) { return (uintptr_t) block >= (uintptr_t) heap->first_block && (uintptr_t) block <= (uintptr_t) heap->last_block; a0006520: e594c020 ldr ip, [r4, #32] RTEMS_INLINE_ROUTINE bool _Heap_Is_block_in_heap( const Heap_Control *heap, const Heap_Block *block ) { return (uintptr_t) block >= (uintptr_t) heap->first_block a0006524: e15c0009 cmp ip, r9 a0006528: 9a00002d bls a00065e4 <_Heap_Walk+0x1e4> if ( !_Heap_Is_block_in_heap( heap, free_block ) ) { (*printer)( a000652c: e1a00008 mov r0, r8 a0006530: e1a03009 mov r3, r9 a0006534: e3a01001 mov r1, #1 a0006538: e59f2454 ldr r2, [pc, #1108] ; a0006994 <_Heap_Walk+0x594> a000653c: e12fff3a blx sl a0006540: e3a00000 mov r0, #0 a0006544: eaffffc0 b a000644c <_Heap_Walk+0x4c> return false; } if ( first_block->prev_size != page_size ) { (*printer)( a0006548: e1a00008 mov r0, r8 a000654c: e58dc000 str ip, [sp] a0006550: e3a01001 mov r1, #1 a0006554: e59f243c ldr r2, [pc, #1084] ; a0006998 <_Heap_Walk+0x598> a0006558: e12fff3a blx sl a000655c: e1a00009 mov r0, r9 a0006560: eaffffb9 b a000644c <_Heap_Walk+0x4c> first_block, last_block, first_free_block, last_free_block ); if ( page_size == 0 ) { (*printer)( source, true, "page size is zero\n" ); a0006564: e1a00008 mov r0, r8 a0006568: e3a01001 mov r1, #1 a000656c: e59f2428 ldr r2, [pc, #1064] ; a000699c <_Heap_Walk+0x59c> a0006570: e12fff3a blx sl a0006574: e59d0020 ldr r0, [sp, #32] a0006578: eaffffb3 b a000644c <_Heap_Walk+0x4c> return false; } if ( !_Addresses_Is_aligned( (void *) page_size ) ) { (*printer)( a000657c: e1a00008 mov r0, r8 a0006580: e3a01001 mov r1, #1 a0006584: e59f2414 ldr r2, [pc, #1044] ; a00069a0 <_Heap_Walk+0x5a0> a0006588: e12fff3a blx sl a000658c: e3a00000 mov r0, #0 a0006590: eaffffad b a000644c <_Heap_Walk+0x4c> return false; } if ( !_Heap_Is_aligned( min_block_size, page_size ) ) { (*printer)( a0006594: e1a00008 mov r0, r8 a0006598: e1a0300b mov r3, fp a000659c: e3a01001 mov r1, #1 a00065a0: e59f23fc ldr r2, [pc, #1020] ; a00069a4 <_Heap_Walk+0x5a4> a00065a4: e12fff3a blx sl a00065a8: e1a00009 mov r0, r9 a00065ac: eaffffa6 b a000644c <_Heap_Walk+0x4c> } if ( !_Heap_Is_aligned( _Heap_Alloc_area_of_block( first_block ), page_size ) ) { (*printer)( a00065b0: e1a00008 mov r0, r8 a00065b4: e1a03005 mov r3, r5 a00065b8: e3a01001 mov r1, #1 a00065bc: e59f23e4 ldr r2, [pc, #996] ; a00069a8 <_Heap_Walk+0x5a8> a00065c0: e12fff3a blx sl a00065c4: e1a00006 mov r0, r6 a00065c8: eaffff9f b a000644c <_Heap_Walk+0x4c> return false; } if ( !_Heap_Is_prev_used( first_block ) ) { (*printer)( a00065cc: e1a00008 mov r0, r8 a00065d0: e3a01001 mov r1, #1 a00065d4: e59f23d0 ldr r2, [pc, #976] ; a00069ac <_Heap_Walk+0x5ac> a00065d8: e12fff3a blx sl a00065dc: e1a00006 mov r0, r6 a00065e0: eaffff99 b a000644c <_Heap_Walk+0x4c> && (uintptr_t) block <= (uintptr_t) heap->last_block; a00065e4: e5942024 ldr r2, [r4, #36] ; 0x24 RTEMS_INLINE_ROUTINE bool _Heap_Is_block_in_heap( const Heap_Control *heap, const Heap_Block *block ) { return (uintptr_t) block >= (uintptr_t) heap->first_block a00065e8: e1520009 cmp r2, r9 && (uintptr_t) block <= (uintptr_t) heap->last_block; a00065ec: e58d202c str r2, [sp, #44] ; 0x2c RTEMS_INLINE_ROUTINE bool _Heap_Is_block_in_heap( const Heap_Control *heap, const Heap_Block *block ) { return (uintptr_t) block >= (uintptr_t) heap->first_block a00065f0: 3affffcd bcc a000652c <_Heap_Walk+0x12c> ); return false; } if ( a00065f4: e2890008 add r0, r9, #8 a00065f8: e1a01003 mov r1, r3 a00065fc: e58dc01c str ip, [sp, #28] a0006600: ebffe938 bl a0000ae8 <__umodsi3> a0006604: e3500000 cmp r0, #0 a0006608: e59dc01c ldr ip, [sp, #28] a000660c: 1a0000c6 bne a000692c <_Heap_Walk+0x52c> ); return false; } if ( _Heap_Is_used( free_block ) ) { a0006610: e5993004 ldr r3, [r9, #4] a0006614: e3c33001 bic r3, r3, #1 a0006618: e0893003 add r3, r9, r3 a000661c: e5933004 ldr r3, [r3, #4] a0006620: e3130001 tst r3, #1 a0006624: 1a0000cf bne a0006968 <_Heap_Walk+0x568> ); return false; } if ( free_block->prev != prev_block ) { a0006628: e599200c ldr r2, [r9, #12] a000662c: e1540002 cmp r4, r2 a0006630: 1a0000c4 bne a0006948 <_Heap_Walk+0x548> a0006634: e58d7030 str r7, [sp, #48] ; 0x30 a0006638: e58db034 str fp, [sp, #52] ; 0x34 a000663c: e59d702c ldr r7, [sp, #44] ; 0x2c a0006640: e59db028 ldr fp, [sp, #40] ; 0x28 a0006644: e58d502c str r5, [sp, #44] ; 0x2c a0006648: e58d6028 str r6, [sp, #40] ; 0x28 a000664c: e1a0600c mov r6, ip a0006650: ea000011 b a000669c <_Heap_Walk+0x29c> a0006654: e1590006 cmp r9, r6 a0006658: 3affffb3 bcc a000652c <_Heap_Walk+0x12c> a000665c: e1570009 cmp r7, r9 ); return false; } if ( a0006660: e2890008 add r0, r9, #8 a0006664: e1a0100b mov r1, fp a0006668: 3affffaf bcc a000652c <_Heap_Walk+0x12c> a000666c: ebffe91d bl a0000ae8 <__umodsi3> a0006670: e3500000 cmp r0, #0 a0006674: 1a0000ac bne a000692c <_Heap_Walk+0x52c> ); return false; } if ( _Heap_Is_used( free_block ) ) { a0006678: e5993004 ldr r3, [r9, #4] a000667c: e3c33001 bic r3, r3, #1 a0006680: e0833009 add r3, r3, r9 a0006684: e5933004 ldr r3, [r3, #4] a0006688: e3130001 tst r3, #1 a000668c: 1a0000b5 bne a0006968 <_Heap_Walk+0x568> ); return false; } if ( free_block->prev != prev_block ) { a0006690: e599200c ldr r2, [r9, #12] a0006694: e1520005 cmp r2, r5 a0006698: 1a0000aa bne a0006948 <_Heap_Walk+0x548> (*printer)( a000669c: e1a05009 mov r5, r9 return false; } prev_block = free_block; free_block = free_block->next; a00066a0: e5999008 ldr r9, [r9, #8] const Heap_Block *const free_list_tail = _Heap_Free_list_tail( heap ); const Heap_Block *const first_free_block = _Heap_Free_list_first( heap ); const Heap_Block *prev_block = free_list_tail; const Heap_Block *free_block = first_free_block; while ( free_block != free_list_tail ) { a00066a4: e1540009 cmp r4, r9 a00066a8: 1affffe9 bne a0006654 <_Heap_Walk+0x254> a00066ac: e28d502c add r5, sp, #44 ; 0x2c a00066b0: e89508a0 ldm r5, {r5, r7, fp} a00066b4: e59d6028 ldr r6, [sp, #40] ; 0x28 if ( !_Heap_Walk_check_control( source, printer, heap ) ) { return false; } while ( block != last_block ) { a00066b8: e59d3024 ldr r3, [sp, #36] ; 0x24 a00066bc: e1530005 cmp r3, r5 "block 0x%08x: prev 0x%08x%s, next 0x%08x%s\n", block, block->prev, block->prev == first_free_block ? " (= first)" : (block->prev == free_list_head ? " (= head)" : ""), a00066c0: 158db028 strne fp, [sp, #40] ; 0x28 if ( !_Heap_Walk_check_control( source, printer, heap ) ) { return false; } while ( block != last_block ) { a00066c4: 0affff5f beq a0006448 <_Heap_Walk+0x48> - HEAP_BLOCK_HEADER_SIZE); } RTEMS_INLINE_ROUTINE uintptr_t _Heap_Block_size( const Heap_Block *block ) { return block->size_and_flag & ~HEAP_PREV_BLOCK_USED; a00066c8: e3c77001 bic r7, r7, #1 uintptr_t const block_size = _Heap_Block_size( block ); bool const prev_used = _Heap_Is_prev_used( block ); Heap_Block *const next_block = _Heap_Block_at( block, block_size ); uintptr_t const next_block_begin = (uintptr_t) next_block; if ( prev_used ) { a00066cc: e21610ff ands r1, r6, #255 ; 0xff RTEMS_INLINE_ROUTINE Heap_Block *_Heap_Block_at( const Heap_Block *block, uintptr_t offset ) { return (Heap_Block *) ((uintptr_t) block + offset); a00066d0: e0876005 add r6, r7, r5 a00066d4: 0a000010 beq a000671c <_Heap_Walk+0x31c> (*printer)( a00066d8: e1a03005 mov r3, r5 a00066dc: e58d7000 str r7, [sp] a00066e0: e1a00008 mov r0, r8 a00066e4: e3a01000 mov r1, #0 a00066e8: e59f22c0 ldr r2, [pc, #704] ; a00069b0 <_Heap_Walk+0x5b0> a00066ec: e12fff3a blx sl RTEMS_INLINE_ROUTINE bool _Heap_Is_block_in_heap( const Heap_Control *heap, const Heap_Block *block ) { return (uintptr_t) block >= (uintptr_t) heap->first_block a00066f0: e5943020 ldr r3, [r4, #32] a00066f4: e1530006 cmp r3, r6 a00066f8: 9a000011 bls a0006744 <_Heap_Walk+0x344> block->prev_size ); } if ( !_Heap_Is_block_in_heap( heap, next_block ) ) { (*printer)( a00066fc: e1a00008 mov r0, r8 a0006700: e58d6000 str r6, [sp] a0006704: e1a03005 mov r3, r5 a0006708: e3a01001 mov r1, #1 a000670c: e59f22a0 ldr r2, [pc, #672] ; a00069b4 <_Heap_Walk+0x5b4> a0006710: e12fff3a blx sl a0006714: e3a00000 mov r0, #0 "block 0x%08x: next block 0x%08x not in heap\n", block, next_block ); return false; a0006718: eaffff4b b a000644c <_Heap_Walk+0x4c> "block 0x%08x: size %u\n", block, block_size ); } else { (*printer)( a000671c: e58d7000 str r7, [sp] a0006720: e5953000 ldr r3, [r5] a0006724: e1a00008 mov r0, r8 a0006728: e59f2288 ldr r2, [pc, #648] ; a00069b8 <_Heap_Walk+0x5b8> a000672c: e58d3004 str r3, [sp, #4] a0006730: e1a03005 mov r3, r5 a0006734: e12fff3a blx sl a0006738: e5943020 ldr r3, [r4, #32] a000673c: e1530006 cmp r3, r6 a0006740: 8affffed bhi a00066fc <_Heap_Walk+0x2fc> a0006744: e5943024 ldr r3, [r4, #36] ; 0x24 a0006748: e1530006 cmp r3, r6 a000674c: 3affffea bcc a00066fc <_Heap_Walk+0x2fc> ); return false; } if ( !_Heap_Is_aligned( block_size, page_size ) ) { a0006750: e1a00007 mov r0, r7 a0006754: e59d1020 ldr r1, [sp, #32] a0006758: ebffe8e2 bl a0000ae8 <__umodsi3> a000675c: e2509000 subs r9, r0, #0 a0006760: 1a000051 bne a00068ac <_Heap_Walk+0x4ac> ); return false; } if ( block_size < min_block_size ) { a0006764: e59d3028 ldr r3, [sp, #40] ; 0x28 a0006768: e1530007 cmp r3, r7 a000676c: 8a000056 bhi a00068cc <_Heap_Walk+0x4cc> ); return false; } if ( next_block_begin <= block_begin ) { a0006770: e1550006 cmp r5, r6 a0006774: 2a00005e bcs a00068f4 <_Heap_Walk+0x4f4> ); return false; } if ( !_Heap_Is_prev_used( next_block ) ) { a0006778: e5963004 ldr r3, [r6, #4] a000677c: e3130001 tst r3, #1 a0006780: 1a000034 bne a0006858 <_Heap_Walk+0x458> block->size_and_flag = size | flag; } RTEMS_INLINE_ROUTINE bool _Heap_Is_prev_used( const Heap_Block *block ) { return block->size_and_flag & HEAP_PREV_BLOCK_USED; a0006784: e595b004 ldr fp, [r5, #4] Heap_Block *const last_free_block = _Heap_Free_list_last( heap ); bool const prev_used = _Heap_Is_prev_used( block ); uintptr_t const block_size = _Heap_Block_size( block ); Heap_Block *const next_block = _Heap_Block_at( block, block_size ); (*printer)( a0006788: e595200c ldr r2, [r5, #12] return &heap->free_list; } RTEMS_INLINE_ROUTINE Heap_Block *_Heap_Free_list_first( Heap_Control *heap ) { return _Heap_Free_list_head(heap)->next; a000678c: e5943008 ldr r3, [r4, #8] - HEAP_BLOCK_HEADER_SIZE); } RTEMS_INLINE_ROUTINE uintptr_t _Heap_Block_size( const Heap_Block *block ) { return block->size_and_flag & ~HEAP_PREV_BLOCK_USED; a0006790: e3cb7001 bic r7, fp, #1 return _Heap_Free_list_head(heap)->next; } RTEMS_INLINE_ROUTINE Heap_Block *_Heap_Free_list_last( Heap_Control *heap ) { return _Heap_Free_list_tail(heap)->prev; a0006794: e594100c ldr r1, [r4, #12] return &heap->free_list; } RTEMS_INLINE_ROUTINE Heap_Block *_Heap_Free_list_first( Heap_Control *heap ) { return _Heap_Free_list_head(heap)->next; a0006798: e1530002 cmp r3, r2 RTEMS_INLINE_ROUTINE Heap_Block *_Heap_Block_at( const Heap_Block *block, uintptr_t offset ) { return (Heap_Block *) ((uintptr_t) block + offset); a000679c: e0859007 add r9, r5, r7 return &heap->free_list; } RTEMS_INLINE_ROUTINE Heap_Block *_Heap_Free_list_first( Heap_Control *heap ) { return _Heap_Free_list_head(heap)->next; a00067a0: 059f0214 ldreq r0, [pc, #532] ; a00069bc <_Heap_Walk+0x5bc> a00067a4: 0a000003 beq a00067b8 <_Heap_Walk+0x3b8> "block 0x%08x: prev 0x%08x%s, next 0x%08x%s\n", block, block->prev, block->prev == first_free_block ? " (= first)" : (block->prev == free_list_head ? " (= head)" : ""), a00067a8: e59fc210 ldr ip, [pc, #528] ; a00069c0 <_Heap_Walk+0x5c0> a00067ac: e1520004 cmp r2, r4 a00067b0: e59f020c ldr r0, [pc, #524] ; a00069c4 <_Heap_Walk+0x5c4> a00067b4: 11a0000c movne r0, ip Heap_Block *const last_free_block = _Heap_Free_list_last( heap ); bool const prev_used = _Heap_Is_prev_used( block ); uintptr_t const block_size = _Heap_Block_size( block ); Heap_Block *const next_block = _Heap_Block_at( block, block_size ); (*printer)( a00067b8: e5953008 ldr r3, [r5, #8] a00067bc: e1510003 cmp r1, r3 a00067c0: 059f1200 ldreq r1, [pc, #512] ; a00069c8 <_Heap_Walk+0x5c8> a00067c4: 0a000003 beq a00067d8 <_Heap_Walk+0x3d8> " (= first)" : (block->prev == free_list_head ? " (= head)" : ""), block->next, block->next == last_free_block ? " (= last)" : (block->next == free_list_tail ? " (= tail)" : "") a00067c8: e59fc1f0 ldr ip, [pc, #496] ; a00069c0 <_Heap_Walk+0x5c0> a00067cc: e1530004 cmp r3, r4 a00067d0: e59f11f4 ldr r1, [pc, #500] ; a00069cc <_Heap_Walk+0x5cc> a00067d4: 11a0100c movne r1, ip Heap_Block *const last_free_block = _Heap_Free_list_last( heap ); bool const prev_used = _Heap_Is_prev_used( block ); uintptr_t const block_size = _Heap_Block_size( block ); Heap_Block *const next_block = _Heap_Block_at( block, block_size ); (*printer)( a00067d8: e58d2000 str r2, [sp] a00067dc: e98d0009 stmib sp, {r0, r3} a00067e0: e58d100c str r1, [sp, #12] a00067e4: e1a03005 mov r3, r5 a00067e8: e1a00008 mov r0, r8 a00067ec: e3a01000 mov r1, #0 a00067f0: e59f21d8 ldr r2, [pc, #472] ; a00069d0 <_Heap_Walk+0x5d0> a00067f4: e12fff3a blx sl block->next == last_free_block ? " (= last)" : (block->next == free_list_tail ? " (= tail)" : "") ); if ( block_size != next_block->prev_size ) { a00067f8: e5993000 ldr r3, [r9] a00067fc: e1570003 cmp r7, r3 a0006800: 0a000009 beq a000682c <_Heap_Walk+0x42c> (*printer)( a0006804: e58d3004 str r3, [sp, #4] a0006808: e1a00008 mov r0, r8 a000680c: e58d7000 str r7, [sp] a0006810: e58d9008 str r9, [sp, #8] a0006814: e1a03005 mov r3, r5 a0006818: e3a01001 mov r1, #1 a000681c: e59f21b0 ldr r2, [pc, #432] ; a00069d4 <_Heap_Walk+0x5d4> a0006820: e12fff3a blx sl a0006824: e3a00000 mov r0, #0 a0006828: eaffff07 b a000644c <_Heap_Walk+0x4c> ); return false; } if ( !prev_used ) { a000682c: e21b9001 ands r9, fp, #1 a0006830: 0a000016 beq a0006890 <_Heap_Walk+0x490> a0006834: e5943008 ldr r3, [r4, #8] ) { const Heap_Block *const free_list_tail = _Heap_Free_list_tail( heap ); const Heap_Block *free_block = _Heap_Free_list_first( heap ); while ( free_block != free_list_tail ) { a0006838: e1530004 cmp r3, r4 a000683c: 1a000003 bne a0006850 <_Heap_Walk+0x450> a0006840: ea00000b b a0006874 <_Heap_Walk+0x474> <== NOT EXECUTED if ( free_block == block ) { return true; } free_block = free_block->next; a0006844: e5933008 ldr r3, [r3, #8] ) { const Heap_Block *const free_list_tail = _Heap_Free_list_tail( heap ); const Heap_Block *free_block = _Heap_Free_list_first( heap ); while ( free_block != free_list_tail ) { a0006848: e1530004 cmp r3, r4 a000684c: 0a000008 beq a0006874 <_Heap_Walk+0x474> if ( free_block == block ) { a0006850: e1530005 cmp r3, r5 a0006854: 1afffffa bne a0006844 <_Heap_Walk+0x444> if ( !_Heap_Walk_check_control( source, printer, heap ) ) { return false; } while ( block != last_block ) { a0006858: e59d2024 ldr r2, [sp, #36] ; 0x24 a000685c: e1520006 cmp r2, r6 a0006860: 0afffef8 beq a0006448 <_Heap_Walk+0x48> const Heap_Block *const free_list_tail = _Heap_Free_list_tail( heap ); const Heap_Block *const first_free_block = _Heap_Free_list_first( heap ); const Heap_Block *prev_block = free_list_tail; const Heap_Block *free_block = first_free_block; while ( free_block != free_list_tail ) { a0006864: e5967004 ldr r7, [r6, #4] a0006868: e1a05006 mov r5, r6 a000686c: e2076001 and r6, r7, #1 a0006870: eaffff94 b a00066c8 <_Heap_Walk+0x2c8> return false; } if ( !_Heap_Walk_is_in_free_list( heap, block ) ) { (*printer)( a0006874: e1a00008 mov r0, r8 a0006878: e1a03005 mov r3, r5 a000687c: e3a01001 mov r1, #1 a0006880: e59f2150 ldr r2, [pc, #336] ; a00069d8 <_Heap_Walk+0x5d8> a0006884: e12fff3a blx sl a0006888: e3a00000 mov r0, #0 a000688c: eafffeee b a000644c <_Heap_Walk+0x4c> return false; } if ( !prev_used ) { (*printer)( a0006890: e1a00008 mov r0, r8 a0006894: e1a03005 mov r3, r5 a0006898: e3a01001 mov r1, #1 a000689c: e59f2138 ldr r2, [pc, #312] ; a00069dc <_Heap_Walk+0x5dc> a00068a0: e12fff3a blx sl a00068a4: e1a00009 mov r0, r9 a00068a8: eafffee7 b a000644c <_Heap_Walk+0x4c> return false; } if ( !_Heap_Is_aligned( block_size, page_size ) ) { (*printer)( a00068ac: e1a00008 mov r0, r8 a00068b0: e58d7000 str r7, [sp] a00068b4: e1a03005 mov r3, r5 a00068b8: e3a01001 mov r1, #1 a00068bc: e59f211c ldr r2, [pc, #284] ; a00069e0 <_Heap_Walk+0x5e0> a00068c0: e12fff3a blx sl a00068c4: e3a00000 mov r0, #0 "block 0x%08x: block size %u not page aligned\n", block, block_size ); return false; a00068c8: eafffedf b a000644c <_Heap_Walk+0x4c> } if ( block_size < min_block_size ) { (*printer)( a00068cc: e58d3004 str r3, [sp, #4] a00068d0: e1a00008 mov r0, r8 a00068d4: e1a0b003 mov fp, r3 a00068d8: e58d7000 str r7, [sp] a00068dc: e1a03005 mov r3, r5 a00068e0: e3a01001 mov r1, #1 a00068e4: e59f20f8 ldr r2, [pc, #248] ; a00069e4 <_Heap_Walk+0x5e4> a00068e8: e12fff3a blx sl a00068ec: e1a00009 mov r0, r9 block, block_size, min_block_size ); return false; a00068f0: eafffed5 b a000644c <_Heap_Walk+0x4c> } if ( next_block_begin <= block_begin ) { (*printer)( a00068f4: e1a00008 mov r0, r8 a00068f8: e58d6000 str r6, [sp] a00068fc: e1a03005 mov r3, r5 a0006900: e3a01001 mov r1, #1 a0006904: e59f20dc ldr r2, [pc, #220] ; a00069e8 <_Heap_Walk+0x5e8> a0006908: e12fff3a blx sl a000690c: e1a00009 mov r0, r9 "block 0x%08x: next block 0x%08x is not a successor\n", block, next_block ); return false; a0006910: eafffecd b a000644c <_Heap_Walk+0x4c> return false; } if ( _Heap_Is_free( last_block ) ) { (*printer)( a0006914: e1a00008 mov r0, r8 a0006918: e3a01001 mov r1, #1 a000691c: e59f20c8 ldr r2, [pc, #200] ; a00069ec <_Heap_Walk+0x5ec> a0006920: e12fff3a blx sl a0006924: e1a00009 mov r0, r9 a0006928: eafffec7 b a000644c <_Heap_Walk+0x4c> } if ( !_Heap_Is_aligned( _Heap_Alloc_area_of_block( free_block ), page_size ) ) { (*printer)( a000692c: e1a00008 mov r0, r8 a0006930: e1a03009 mov r3, r9 a0006934: e3a01001 mov r1, #1 a0006938: e59f20b0 ldr r2, [pc, #176] ; a00069f0 <_Heap_Walk+0x5f0> a000693c: e12fff3a blx sl a0006940: e3a00000 mov r0, #0 a0006944: eafffec0 b a000644c <_Heap_Walk+0x4c> return false; } if ( free_block->prev != prev_block ) { (*printer)( a0006948: e58d2000 str r2, [sp] a000694c: e1a00008 mov r0, r8 a0006950: e1a03009 mov r3, r9 a0006954: e3a01001 mov r1, #1 a0006958: e59f2094 ldr r2, [pc, #148] ; a00069f4 <_Heap_Walk+0x5f4> a000695c: e12fff3a blx sl a0006960: e3a00000 mov r0, #0 a0006964: eafffeb8 b a000644c <_Heap_Walk+0x4c> return false; } if ( _Heap_Is_used( free_block ) ) { (*printer)( a0006968: e1a00008 mov r0, r8 a000696c: e1a03009 mov r3, r9 a0006970: e3a01001 mov r1, #1 a0006974: e59f207c ldr r2, [pc, #124] ; a00069f8 <_Heap_Walk+0x5f8> a0006978: e12fff3a blx sl a000697c: e3a00000 mov r0, #0 a0006980: eafffeb1 b a000644c <_Heap_Walk+0x4c> a0006984: a001bb70 .word 0xa001bb70 a0006988: a00063f4 .word 0xa00063f4 a000698c: a00069fc .word 0xa00069fc a0006990: a0019bc8 .word 0xa0019bc8 a0006994: a0019d70 .word 0xa0019d70 a0006998: a0019d28 .word 0xa0019d28 a000699c: a0019c60 .word 0xa0019c60 a00069a0: a0019c78 .word 0xa0019c78 a00069a4: a0019c98 .word 0xa0019c98 a00069a8: a0019cc0 .word 0xa0019cc0 a00069ac: a0019cf8 .word 0xa0019cf8 a00069b0: a0019e18 .word 0xa0019e18 a00069b4: a0019e58 .word 0xa0019e58 a00069b8: a0019e30 .word 0xa0019e30 a00069bc: a0019f20 .word 0xa0019f20 a00069c0: a0019b70 .word 0xa0019b70 a00069c4: a0019f30 .word 0xa0019f30 a00069c8: a0019f40 .word 0xa0019f40 a00069cc: a0019f50 .word 0xa0019f50 a00069d0: a0019f60 .word 0xa0019f60 a00069d4: a0019f90 .word 0xa0019f90 a00069d8: a001a000 .word 0xa001a000 a00069dc: a0019fd0 .word 0xa0019fd0 a00069e0: a0019e88 .word 0xa0019e88 a00069e4: a0019eb8 .word 0xa0019eb8 a00069e8: a0019ee8 .word 0xa0019ee8 a00069ec: a0019d58 .word 0xa0019d58 a00069f0: a0019d90 .word 0xa0019d90 a00069f4: a0019de0 .word 0xa0019de0 a00069f8: a0019dc0 .word 0xa0019dc0 a00058e8 <_Objects_Extend_information>: */ void _Objects_Extend_information( Objects_Information *information ) { a00058e8: e92d4ff0 push {r4, r5, r6, r7, r8, r9, sl, fp, lr} minimum_index = _Objects_Get_index( information->minimum_id ); index_base = minimum_index; block = 0; /* if ( information->maximum < minimum_index ) */ if ( information->object_blocks == NULL ) a00058ec: e5908034 ldr r8, [r0, #52] ; 0x34 */ void _Objects_Extend_information( Objects_Information *information ) { a00058f0: e24dd014 sub sp, sp, #20 a00058f4: e1a05000 mov r5, r0 minimum_index = _Objects_Get_index( information->minimum_id ); index_base = minimum_index; block = 0; /* if ( information->maximum < minimum_index ) */ if ( information->object_blocks == NULL ) a00058f8: e3580000 cmp r8, #0 /* * Search for a free block of indexes. The block variable ends up set * to block_count + 1 if the table needs to be extended. */ minimum_index = _Objects_Get_index( information->minimum_id ); a00058fc: e1d070b8 ldrh r7, [r0, #8] index_base = minimum_index; block = 0; /* if ( information->maximum < minimum_index ) */ if ( information->object_blocks == NULL ) a0005900: 0a00009d beq a0005b7c <_Objects_Extend_information+0x294> block_count = 0; else { block_count = information->maximum / information->allocation_size; a0005904: e1d091b4 ldrh r9, [r0, #20] a0005908: e1d0a1b0 ldrh sl, [r0, #16] a000590c: e1a01009 mov r1, r9 a0005910: e1a0000a mov r0, sl a0005914: eb003f8e bl a0015754 <__aeabi_uidiv> a0005918: e1a03800 lsl r3, r0, #16 for ( ; block < block_count; block++ ) { a000591c: e1b03823 lsrs r3, r3, #16 a0005920: 01a01009 moveq r1, r9 a0005924: 01a06007 moveq r6, r7 a0005928: 01a04003 moveq r4, r3 a000592c: 0a00000f beq a0005970 <_Objects_Extend_information+0x88> if ( information->object_blocks[ block ] == NULL ) a0005930: e5984000 ldr r4, [r8] a0005934: e3540000 cmp r4, #0 a0005938: 11a01009 movne r1, r9 a000593c: 11a06007 movne r6, r7 a0005940: 13a04000 movne r4, #0 a0005944: 01a01009 moveq r1, r9 a0005948: 01a06007 moveq r6, r7 a000594c: 1a000003 bne a0005960 <_Objects_Extend_information+0x78> a0005950: ea000006 b a0005970 <_Objects_Extend_information+0x88> <== NOT EXECUTED a0005954: e7982104 ldr r2, [r8, r4, lsl #2] a0005958: e3520000 cmp r2, #0 a000595c: 0a000003 beq a0005970 <_Objects_Extend_information+0x88> if ( information->object_blocks == NULL ) block_count = 0; else { block_count = information->maximum / information->allocation_size; for ( ; block < block_count; block++ ) { a0005960: e2844001 add r4, r4, #1 a0005964: e1530004 cmp r3, r4 if ( information->object_blocks[ block ] == NULL ) break; else index_base += information->allocation_size; a0005968: e0866009 add r6, r6, r9 if ( information->object_blocks == NULL ) block_count = 0; else { block_count = information->maximum / information->allocation_size; for ( ; block < block_count; block++ ) { a000596c: 8afffff8 bhi a0005954 <_Objects_Extend_information+0x6c> else index_base += information->allocation_size; } } maximum = (uint32_t) information->maximum + information->allocation_size; a0005970: e08aa001 add sl, sl, r1 /* * We need to limit the number of objects to the maximum number * representable in the index portion of the object Id. In the * case of 16-bit Ids, this is only 256 object instances. */ if ( maximum > OBJECTS_ID_FINAL_INDEX ) { a0005974: e35a0801 cmp sl, #65536 ; 0x10000 a0005978: 2a000065 bcs a0005b14 <_Objects_Extend_information+0x22c> /* * Allocate the name table, and the objects and if it fails either return or * generate a fatal error depending on auto-extending being active. */ block_size = information->allocation_size * information->size; if ( information->auto_extend ) { a000597c: e5d50012 ldrb r0, [r5, #18] /* * Allocate the name table, and the objects and if it fails either return or * generate a fatal error depending on auto-extending being active. */ block_size = information->allocation_size * information->size; a0005980: e5952018 ldr r2, [r5, #24] if ( information->auto_extend ) { a0005984: e3500000 cmp r0, #0 /* * Allocate the name table, and the objects and if it fails either return or * generate a fatal error depending on auto-extending being active. */ block_size = information->allocation_size * information->size; a0005988: e0000192 mul r0, r2, r1 if ( information->auto_extend ) { a000598c: 1a000062 bne a0005b1c <_Objects_Extend_information+0x234> new_object_block = _Workspace_Allocate( block_size ); if ( !new_object_block ) return; } else { new_object_block = _Workspace_Allocate_or_fatal_error( block_size ); a0005990: e58d3000 str r3, [sp] a0005994: eb0007f9 bl a0007980 <_Workspace_Allocate_or_fatal_error> a0005998: e59d3000 ldr r3, [sp] a000599c: e1a09000 mov r9, r0 } /* * If the index_base is the maximum we need to grow the tables. */ if (index_base >= information->maximum ) { a00059a0: e1d521b0 ldrh r2, [r5, #16] a00059a4: e1560002 cmp r6, r2 a00059a8: 3a000039 bcc a0005a94 <_Objects_Extend_information+0x1ac> */ /* * Up the block count and maximum */ block_count++; a00059ac: e283c001 add ip, r3, #1 * Allocate the tables and break it up. */ block_size = block_count * (sizeof(void *) + sizeof(uint32_t) + sizeof(Objects_Name *)) + ((maximum + minimum_index) * sizeof(Objects_Control *)); object_blocks = (void**) _Workspace_Allocate( block_size ); a00059b0: e08c008c add r0, ip, ip, lsl #1 a00059b4: e08a0000 add r0, sl, r0 a00059b8: e0800007 add r0, r0, r7 a00059bc: e1a00100 lsl r0, r0, #2 a00059c0: e88d1008 stm sp, {r3, ip} a00059c4: eb0007f9 bl a00079b0 <_Workspace_Allocate> if ( !object_blocks ) { a00059c8: e250b000 subs fp, r0, #0 a00059cc: e89d1008 ldm sp, {r3, ip} a00059d0: 0a00006f beq a0005b94 <_Objects_Extend_information+0x2ac> * Take the block count down. Saves all the (block_count - 1) * in the copies. */ block_count--; if ( information->maximum > minimum_index ) { a00059d4: e1d521b0 ldrh r2, [r5, #16] RTEMS_INLINE_ROUTINE void *_Addresses_Add_offset ( const void *base, uintptr_t offset ) { return (void *)((uintptr_t)base + offset); a00059d8: e08b818c add r8, fp, ip, lsl #3 a00059dc: e08bc10c add ip, fp, ip, lsl #2 a00059e0: e1570002 cmp r7, r2 a00059e4: 3a000052 bcc a0005b34 <_Objects_Extend_information+0x24c> } else { /* * Deal with the special case of the 0 to minimum_index */ for ( index = 0; index < minimum_index; index++ ) { a00059e8: e3570000 cmp r7, #0 information->object_blocks, block_count * sizeof(void*) ); memcpy( inactive_per_block, information->inactive_per_block, block_count * sizeof(uint32_t) ); memcpy( local_table, a00059ec: 13a02000 movne r2, #0 /* * Deal with the special case of the 0 to minimum_index */ for ( index = 0; index < minimum_index; index++ ) { local_table[ index ] = NULL; a00059f0: 11a01002 movne r1, r2 } else { /* * Deal with the special case of the 0 to minimum_index */ for ( index = 0; index < minimum_index; index++ ) { a00059f4: 0a000003 beq a0005a08 <_Objects_Extend_information+0x120> local_table[ index ] = NULL; a00059f8: e7881102 str r1, [r8, r2, lsl #2] } else { /* * Deal with the special case of the 0 to minimum_index */ for ( index = 0; index < minimum_index; index++ ) { a00059fc: e2822001 add r2, r2, #1 a0005a00: e1570002 cmp r7, r2 a0005a04: 8afffffb bhi a00059f8 <_Objects_Extend_information+0x110> a0005a08: e1a03103 lsl r3, r3, #2 */ object_blocks[block_count] = NULL; inactive_per_block[block_count] = 0; for ( index=index_base ; index < ( information->allocation_size + index_base ); a0005a0c: e1d511b4 ldrh r1, [r5, #20] } /* * Initialise the new entries in the table. */ object_blocks[block_count] = NULL; a0005a10: e3a00000 mov r0, #0 inactive_per_block[block_count] = 0; a0005a14: e78c0003 str r0, [ip, r3] for ( index=index_base ; index < ( information->allocation_size + index_base ); a0005a18: e0861001 add r1, r6, r1 * Initialise the new entries in the table. */ object_blocks[block_count] = NULL; inactive_per_block[block_count] = 0; for ( index=index_base ; a0005a1c: e1560001 cmp r6, r1 } /* * Initialise the new entries in the table. */ object_blocks[block_count] = NULL; a0005a20: e78b0003 str r0, [fp, r3] inactive_per_block[block_count] = 0; for ( index=index_base ; a0005a24: 2a000005 bcs a0005a40 <_Objects_Extend_information+0x158> a0005a28: e0882106 add r2, r8, r6, lsl #2 a0005a2c: e1a03006 mov r3, r6 index < ( information->allocation_size + index_base ); index++ ) { a0005a30: e2833001 add r3, r3, #1 * Initialise the new entries in the table. */ object_blocks[block_count] = NULL; inactive_per_block[block_count] = 0; for ( index=index_base ; a0005a34: e1530001 cmp r3, r1 index < ( information->allocation_size + index_base ); index++ ) { local_table[ index ] = NULL; a0005a38: e4820004 str r0, [r2], #4 * Initialise the new entries in the table. */ object_blocks[block_count] = NULL; inactive_per_block[block_count] = 0; for ( index=index_base ; a0005a3c: 3afffffb bcc a0005a30 <_Objects_Extend_information+0x148> a0005a40: e10f3000 mrs r3, CPSR a0005a44: e3832080 orr r2, r3, #128 ; 0x80 a0005a48: e129f002 msr CPSR_fc, r2 information->object_blocks = object_blocks; information->inactive_per_block = inactive_per_block; information->local_table = local_table; information->maximum = (Objects_Maximum) maximum; information->maximum_id = _Objects_Build_id( a0005a4c: e5952000 ldr r2, [r5] a0005a50: e1d510b4 ldrh r1, [r5, #4] old_tables = information->object_blocks; information->object_blocks = object_blocks; information->inactive_per_block = inactive_per_block; information->local_table = local_table; information->maximum = (Objects_Maximum) maximum; a0005a54: e1a0a80a lsl sl, sl, #16 information->maximum_id = _Objects_Build_id( a0005a58: e1a02c02 lsl r2, r2, #24 a0005a5c: e3822801 orr r2, r2, #65536 ; 0x10000 old_tables = information->object_blocks; information->object_blocks = object_blocks; information->inactive_per_block = inactive_per_block; information->local_table = local_table; information->maximum = (Objects_Maximum) maximum; a0005a60: e1a0a82a lsr sl, sl, #16 information->maximum_id = _Objects_Build_id( a0005a64: e1822d81 orr r2, r2, r1, lsl #27 a0005a68: e182200a orr r2, r2, sl local_table[ index ] = NULL; } _ISR_Disable( level ); old_tables = information->object_blocks; a0005a6c: e5950034 ldr r0, [r5, #52] ; 0x34 information->object_blocks = object_blocks; information->inactive_per_block = inactive_per_block; a0005a70: e585c030 str ip, [r5, #48] ; 0x30 information->local_table = local_table; a0005a74: e585801c str r8, [r5, #28] information->maximum = (Objects_Maximum) maximum; information->maximum_id = _Objects_Build_id( a0005a78: e585200c str r2, [r5, #12] old_tables = information->object_blocks; information->object_blocks = object_blocks; information->inactive_per_block = inactive_per_block; information->local_table = local_table; information->maximum = (Objects_Maximum) maximum; a0005a7c: e1c5a1b0 strh sl, [r5, #16] _ISR_Disable( level ); old_tables = information->object_blocks; information->object_blocks = object_blocks; a0005a80: e585b034 str fp, [r5, #52] ; 0x34 static inline void arm_interrupt_enable( uint32_t level ) { ARM_SWITCH_REGISTERS; asm volatile ( a0005a84: e129f003 msr CPSR_fc, r3 information->maximum ); _ISR_Enable( level ); if ( old_tables ) a0005a88: e3500000 cmp r0, #0 a0005a8c: 0a000000 beq a0005a94 <_Objects_Extend_information+0x1ac> _Workspace_Free( old_tables ); a0005a90: eb0007cc bl a00079c8 <_Workspace_Free> } /* * Assign the new object block to the object block table. */ information->object_blocks[ block ] = new_object_block; a0005a94: e5953034 ldr r3, [r5, #52] ; 0x34 /* * Initialize objects .. add to a local chain first. */ _Chain_Initialize( a0005a98: e28d7008 add r7, sp, #8 a0005a9c: e1a01009 mov r1, r9 } /* * Assign the new object block to the object block table. */ information->object_blocks[ block ] = new_object_block; a0005aa0: e7839104 str r9, [r3, r4, lsl #2] /* * Initialize objects .. add to a local chain first. */ _Chain_Initialize( a0005aa4: e1a00007 mov r0, r7 a0005aa8: e1d521b4 ldrh r2, [r5, #20] a0005aac: e5953018 ldr r3, [r5, #24] a0005ab0: eb00101f bl a0009b34 <_Chain_Initialize> } /* * Assign the new object block to the object block table. */ information->object_blocks[ block ] = new_object_block; a0005ab4: e1a04104 lsl r4, r4, #2 information->the_class, _Objects_Local_node, index ); _Chain_Append( &information->Inactive, &the_object->Node ); a0005ab8: e2858020 add r8, r5, #32 /* * Move from the local chain, initialise, then append to the inactive chain */ index = index_base; while ((the_object = (Objects_Control *) _Chain_Get( &Inactive )) != NULL ) { a0005abc: ea000008 b a0005ae4 <_Objects_Extend_information+0x1fc> the_object->id = _Objects_Build_id( a0005ac0: e5952000 ldr r2, [r5] a0005ac4: e1d5c0b4 ldrh ip, [r5, #4] a0005ac8: e1a02c02 lsl r2, r2, #24 a0005acc: e3822801 orr r2, r2, #65536 ; 0x10000 a0005ad0: e1822d8c orr r2, r2, ip, lsl #27 a0005ad4: e1822006 orr r2, r2, r6 a0005ad8: e5832008 str r2, [r3, #8] information->the_class, _Objects_Local_node, index ); _Chain_Append( &information->Inactive, &the_object->Node ); a0005adc: ebfffd22 bl a0004f6c <_Chain_Append> index++; a0005ae0: e2866001 add r6, r6, #1 /* * Move from the local chain, initialise, then append to the inactive chain */ index = index_base; while ((the_object = (Objects_Control *) _Chain_Get( &Inactive )) != NULL ) { a0005ae4: e1a00007 mov r0, r7 a0005ae8: eb001004 bl a0009b00 <_Chain_Get> a0005aec: e2503000 subs r3, r0, #0 information->the_class, _Objects_Local_node, index ); _Chain_Append( &information->Inactive, &the_object->Node ); a0005af0: e1a01003 mov r1, r3 a0005af4: e1a00008 mov r0, r8 /* * Move from the local chain, initialise, then append to the inactive chain */ index = index_base; while ((the_object = (Objects_Control *) _Chain_Get( &Inactive )) != NULL ) { a0005af8: 1afffff0 bne a0005ac0 <_Objects_Extend_information+0x1d8> _Chain_Append( &information->Inactive, &the_object->Node ); index++; } information->inactive_per_block[ block ] = information->allocation_size; a0005afc: e1d531b4 ldrh r3, [r5, #20] information->inactive = a0005b00: e1d522bc ldrh r2, [r5, #44] ; 0x2c _Chain_Append( &information->Inactive, &the_object->Node ); index++; } information->inactive_per_block[ block ] = information->allocation_size; a0005b04: e5951030 ldr r1, [r5, #48] ; 0x30 information->inactive = a0005b08: e0832002 add r2, r3, r2 _Chain_Append( &information->Inactive, &the_object->Node ); index++; } information->inactive_per_block[ block ] = information->allocation_size; a0005b0c: e7813004 str r3, [r1, r4] information->inactive = a0005b10: e1c522bc strh r2, [r5, #44] ; 0x2c (Objects_Maximum)(information->inactive + information->allocation_size); } a0005b14: e28dd014 add sp, sp, #20 a0005b18: e8bd8ff0 pop {r4, r5, r6, r7, r8, r9, sl, fp, pc} * Allocate the name table, and the objects and if it fails either return or * generate a fatal error depending on auto-extending being active. */ block_size = information->allocation_size * information->size; if ( information->auto_extend ) { new_object_block = _Workspace_Allocate( block_size ); a0005b1c: e58d3000 str r3, [sp] a0005b20: eb0007a2 bl a00079b0 <_Workspace_Allocate> if ( !new_object_block ) a0005b24: e2509000 subs r9, r0, #0 a0005b28: e59d3000 ldr r3, [sp] a0005b2c: 1affff9b bne a00059a0 <_Objects_Extend_information+0xb8> a0005b30: eafffff7 b a0005b14 <_Objects_Extend_information+0x22c> /* * Copy each section of the table over. This has to be performed as * separate parts as size of each block has changed. */ memcpy( object_blocks, a0005b34: e1a03103 lsl r3, r3, #2 a0005b38: e1a02003 mov r2, r3 a0005b3c: e5951034 ldr r1, [r5, #52] ; 0x34 a0005b40: e88d1008 stm sp, {r3, ip} a0005b44: eb001b9d bl a000c9c0 information->object_blocks, block_count * sizeof(void*) ); memcpy( inactive_per_block, a0005b48: e89d1008 ldm sp, {r3, ip} a0005b4c: e5951030 ldr r1, [r5, #48] ; 0x30 a0005b50: e1a0000c mov r0, ip a0005b54: e1a02003 mov r2, r3 a0005b58: eb001b98 bl a000c9c0 information->inactive_per_block, block_count * sizeof(uint32_t) ); memcpy( local_table, a0005b5c: e1d521b0 ldrh r2, [r5, #16] a0005b60: e1a00008 mov r0, r8 a0005b64: e595101c ldr r1, [r5, #28] a0005b68: e0872002 add r2, r7, r2 a0005b6c: e1a02102 lsl r2, r2, #2 a0005b70: eb001b92 bl a000c9c0 a0005b74: e89d1008 ldm sp, {r3, ip} a0005b78: eaffffa3 b a0005a0c <_Objects_Extend_information+0x124> minimum_index = _Objects_Get_index( information->minimum_id ); index_base = minimum_index; block = 0; /* if ( information->maximum < minimum_index ) */ if ( information->object_blocks == NULL ) a0005b7c: e1a04008 mov r4, r8 a0005b80: e1d0a1b0 ldrh sl, [r0, #16] a0005b84: e1d011b4 ldrh r1, [r0, #20] a0005b88: e1a06007 mov r6, r7 a0005b8c: e1a03008 mov r3, r8 a0005b90: eaffff76 b a0005970 <_Objects_Extend_information+0x88> (sizeof(void *) + sizeof(uint32_t) + sizeof(Objects_Name *)) + ((maximum + minimum_index) * sizeof(Objects_Control *)); object_blocks = (void**) _Workspace_Allocate( block_size ); if ( !object_blocks ) { _Workspace_Free( new_object_block ); a0005b94: e1a00009 mov r0, r9 a0005b98: eb00078a bl a00079c8 <_Workspace_Free> return; a0005b9c: eaffffdc b a0005b14 <_Objects_Extend_information+0x22c> a0006b54 <_Thread_queue_Enqueue_priority>: Priority_Control priority; States_Control block_state; _Chain_Initialize_empty( &the_thread->Wait.Block2n ); priority = the_thread->current_priority; a0006b54: e5913014 ldr r3, [r1, #20] Thread_blocking_operation_States _Thread_queue_Enqueue_priority ( Thread_queue_Control *the_thread_queue, Thread_Control *the_thread, ISR_Level *level_p ) { a0006b58: e92d05f0 push {r4, r5, r6, r7, r8, sl} */ RTEMS_INLINE_ROUTINE void _Chain_Initialize_empty( Chain_Control *the_chain ) { the_chain->first = _Chain_Tail(the_chain); a0006b5c: e281503c add r5, r1, #60 ; 0x3c a0006b60: e5815038 str r5, [r1, #56] ; 0x38 the_chain->permanent_null = NULL; a0006b64: e3a05000 mov r5, #0 the_chain->last = _Chain_Head(the_chain); a0006b68: e281c038 add ip, r1, #56 ; 0x38 priority = the_thread->current_priority; header_index = _Thread_queue_Header_number( priority ); header = &the_thread_queue->Queues.Priority[ header_index ]; block_state = the_thread_queue->state; if ( _Thread_queue_Is_reverse_search( priority ) ) a0006b6c: e3130020 tst r3, #32 _Chain_Initialize_empty( &the_thread->Wait.Block2n ); priority = the_thread->current_priority; header_index = _Thread_queue_Header_number( priority ); header = &the_thread_queue->Queues.Priority[ header_index ]; a0006b70: e1a04323 lsr r4, r3, #6 RTEMS_INLINE_ROUTINE void _Chain_Initialize_empty( Chain_Control *the_chain ) { the_chain->first = _Chain_Tail(the_chain); the_chain->permanent_null = NULL; a0006b74: e581503c str r5, [r1, #60] ; 0x3c a0006b78: e3a0500c mov r5, #12 the_chain->last = _Chain_Head(the_chain); a0006b7c: e581c040 str ip, [r1, #64] ; 0x40 block_state = the_thread_queue->state; a0006b80: e5906038 ldr r6, [r0, #56] ; 0x38 _Chain_Initialize_empty( &the_thread->Wait.Block2n ); priority = the_thread->current_priority; header_index = _Thread_queue_Header_number( priority ); header = &the_thread_queue->Queues.Priority[ header_index ]; a0006b84: e02c0495 mla ip, r5, r4, r0 a0006b88: 159fa17c ldrne sl, [pc, #380] ; a0006d0c <_Thread_queue_Enqueue_priority+0x1b8> block_state = the_thread_queue->state; if ( _Thread_queue_Is_reverse_search( priority ) ) a0006b8c: 1a00001c bne a0006c04 <_Thread_queue_Enqueue_priority+0xb0> */ RTEMS_INLINE_ROUTINE Chain_Node *_Chain_Tail( Chain_Control *the_chain ) { return (Chain_Node *) &the_chain->permanent_null; a0006b90: e28ca004 add sl, ip, #4 static inline uint32_t arm_interrupt_disable( void ) { uint32_t arm_switch_reg; uint32_t level; asm volatile ( a0006b94: e10f8000 mrs r8, CPSR a0006b98: e3884080 orr r4, r8, #128 ; 0x80 a0006b9c: e129f004 msr CPSR_fc, r4 goto restart_reverse_search; restart_forward_search: search_priority = PRIORITY_MINIMUM - 1; _ISR_Disable( level ); search_thread = (Thread_Control *) header->first; a0006ba0: e59c4000 ldr r4, [ip] while ( !_Chain_Is_tail( header, (Chain_Node *)search_thread ) ) { a0006ba4: e154000a cmp r4, sl a0006ba8: 1a000009 bne a0006bd4 <_Thread_queue_Enqueue_priority+0x80> a0006bac: ea000053 b a0006d00 <_Thread_queue_Enqueue_priority+0x1ac> static inline void arm_interrupt_flash( uint32_t level ) { uint32_t arm_switch_reg; asm volatile ( a0006bb0: e10f7000 mrs r7, CPSR a0006bb4: e129f008 msr CPSR_fc, r8 a0006bb8: e129f007 msr CPSR_fc, r7 search_priority = search_thread->current_priority; if ( priority <= search_priority ) break; #endif _ISR_Flash( level ); if ( !_States_Are_set( search_thread->current_state, block_state) ) { a0006bbc: e5947010 ldr r7, [r4, #16] a0006bc0: e1160007 tst r6, r7 a0006bc4: 0a000034 beq a0006c9c <_Thread_queue_Enqueue_priority+0x148> _ISR_Enable( level ); goto restart_forward_search; } search_thread = (Thread_Control *)search_thread->Object.Node.next; a0006bc8: e5944000 ldr r4, [r4] restart_forward_search: search_priority = PRIORITY_MINIMUM - 1; _ISR_Disable( level ); search_thread = (Thread_Control *) header->first; while ( !_Chain_Is_tail( header, (Chain_Node *)search_thread ) ) { a0006bcc: e154000a cmp r4, sl a0006bd0: 0a000002 beq a0006be0 <_Thread_queue_Enqueue_priority+0x8c> search_priority = search_thread->current_priority; a0006bd4: e5945014 ldr r5, [r4, #20] if ( priority <= search_priority ) a0006bd8: e1530005 cmp r3, r5 a0006bdc: 8afffff3 bhi a0006bb0 <_Thread_queue_Enqueue_priority+0x5c> restart_forward_search: search_priority = PRIORITY_MINIMUM - 1; _ISR_Disable( level ); search_thread = (Thread_Control *) header->first; while ( !_Chain_Is_tail( header, (Chain_Node *)search_thread ) ) { a0006be0: e1a06008 mov r6, r8 } search_thread = (Thread_Control *)search_thread->Object.Node.next; } if ( the_thread_queue->sync_state != a0006be4: e590c030 ldr ip, [r0, #48] ; 0x30 a0006be8: e35c0001 cmp ip, #1 a0006bec: 0a00002c beq a0006ca4 <_Thread_queue_Enqueue_priority+0x150> * For example, the blocking thread could have been given * the mutex by an ISR or timed out. * * WARNING! Returning with interrupts disabled! */ *level_p = level; a0006bf0: e5826000 str r6, [r2] return the_thread_queue->sync_state; a0006bf4: e1a0000c mov r0, ip } a0006bf8: e8bd05f0 pop {r4, r5, r6, r7, r8, sl} a0006bfc: e12fff1e bx lr static inline void arm_interrupt_enable( uint32_t level ) { ARM_SWITCH_REGISTERS; asm volatile ( a0006c00: e129f008 msr CPSR_fc, r8 the_thread->Wait.queue = the_thread_queue; _ISR_Enable( level ); return THREAD_BLOCKING_OPERATION_NOTHING_HAPPENED; restart_reverse_search: search_priority = PRIORITY_MAXIMUM + 1; a0006c04: e5da5000 ldrb r5, [sl] a0006c08: e2855001 add r5, r5, #1 static inline uint32_t arm_interrupt_disable( void ) { uint32_t arm_switch_reg; uint32_t level; asm volatile ( a0006c0c: e10f8000 mrs r8, CPSR a0006c10: e3884080 orr r4, r8, #128 ; 0x80 a0006c14: e129f004 msr CPSR_fc, r4 _ISR_Disable( level ); search_thread = (Thread_Control *) header->last; a0006c18: e59c4008 ldr r4, [ip, #8] while ( !_Chain_Is_head( header, (Chain_Node *)search_thread ) ) { a0006c1c: e154000c cmp r4, ip a0006c20: 1a000009 bne a0006c4c <_Thread_queue_Enqueue_priority+0xf8> a0006c24: ea00000b b a0006c58 <_Thread_queue_Enqueue_priority+0x104> static inline void arm_interrupt_flash( uint32_t level ) { uint32_t arm_switch_reg; asm volatile ( a0006c28: e10f7000 mrs r7, CPSR a0006c2c: e129f008 msr CPSR_fc, r8 a0006c30: e129f007 msr CPSR_fc, r7 search_priority = search_thread->current_priority; if ( priority >= search_priority ) break; #endif _ISR_Flash( level ); if ( !_States_Are_set( search_thread->current_state, block_state) ) { a0006c34: e5947010 ldr r7, [r4, #16] a0006c38: e1160007 tst r6, r7 a0006c3c: 0affffef beq a0006c00 <_Thread_queue_Enqueue_priority+0xac> _ISR_Enable( level ); goto restart_reverse_search; } search_thread = (Thread_Control *) a0006c40: e5944004 ldr r4, [r4, #4] restart_reverse_search: search_priority = PRIORITY_MAXIMUM + 1; _ISR_Disable( level ); search_thread = (Thread_Control *) header->last; while ( !_Chain_Is_head( header, (Chain_Node *)search_thread ) ) { a0006c44: e154000c cmp r4, ip a0006c48: 0a000002 beq a0006c58 <_Thread_queue_Enqueue_priority+0x104> search_priority = search_thread->current_priority; a0006c4c: e5945014 ldr r5, [r4, #20] if ( priority >= search_priority ) a0006c50: e1530005 cmp r3, r5 a0006c54: 3afffff3 bcc a0006c28 <_Thread_queue_Enqueue_priority+0xd4> } search_thread = (Thread_Control *) search_thread->Object.Node.previous; } if ( the_thread_queue->sync_state != a0006c58: e590c030 ldr ip, [r0, #48] ; 0x30 restart_reverse_search: search_priority = PRIORITY_MAXIMUM + 1; _ISR_Disable( level ); search_thread = (Thread_Control *) header->last; while ( !_Chain_Is_head( header, (Chain_Node *)search_thread ) ) { a0006c5c: e1a06008 mov r6, r8 } search_thread = (Thread_Control *) search_thread->Object.Node.previous; } if ( the_thread_queue->sync_state != a0006c60: e35c0001 cmp ip, #1 a0006c64: 1affffe1 bne a0006bf0 <_Thread_queue_Enqueue_priority+0x9c> THREAD_BLOCKING_OPERATION_NOTHING_HAPPENED ) goto synchronize; the_thread_queue->sync_state = THREAD_BLOCKING_OPERATION_SYNCHRONIZED; if ( priority == search_priority ) a0006c68: e1530005 cmp r3, r5 if ( the_thread_queue->sync_state != THREAD_BLOCKING_OPERATION_NOTHING_HAPPENED ) goto synchronize; the_thread_queue->sync_state = THREAD_BLOCKING_OPERATION_SYNCHRONIZED; a0006c6c: e3a03000 mov r3, #0 a0006c70: e5803030 str r3, [r0, #48] ; 0x30 if ( priority == search_priority ) a0006c74: 0a000017 beq a0006cd8 <_Thread_queue_Enqueue_priority+0x184> goto equal_priority; search_node = (Chain_Node *) search_thread; next_node = search_node->next; a0006c78: e5943000 ldr r3, [r4] the_node = (Chain_Node *) the_thread; the_node->next = next_node; the_node->previous = search_node; a0006c7c: e5814004 str r4, [r1, #4] search_node->next = the_node; next_node->previous = the_node; the_thread->Wait.queue = the_thread_queue; a0006c80: e5810044 str r0, [r1, #68] ; 0x44 search_node = (Chain_Node *) search_thread; next_node = search_node->next; the_node = (Chain_Node *) the_thread; the_node->next = next_node; a0006c84: e5813000 str r3, [r1] the_node->previous = search_node; search_node->next = the_node; next_node->previous = the_node; a0006c88: e5831004 str r1, [r3, #4] next_node = search_node->next; the_node = (Chain_Node *) the_thread; the_node->next = next_node; the_node->previous = search_node; search_node->next = the_node; a0006c8c: e5841000 str r1, [r4] static inline void arm_interrupt_enable( uint32_t level ) { ARM_SWITCH_REGISTERS; asm volatile ( a0006c90: e129f008 msr CPSR_fc, r8 a0006c94: e3a00001 mov r0, #1 next_node->previous = the_node; the_thread->Wait.queue = the_thread_queue; _ISR_Enable( level ); return THREAD_BLOCKING_OPERATION_NOTHING_HAPPENED; a0006c98: eaffffd6 b a0006bf8 <_Thread_queue_Enqueue_priority+0xa4> a0006c9c: e129f008 msr CPSR_fc, r8 <== NOT EXECUTED a0006ca0: eaffffbb b a0006b94 <_Thread_queue_Enqueue_priority+0x40> <== NOT EXECUTED THREAD_BLOCKING_OPERATION_NOTHING_HAPPENED ) goto synchronize; the_thread_queue->sync_state = THREAD_BLOCKING_OPERATION_SYNCHRONIZED; if ( priority == search_priority ) a0006ca4: e1530005 cmp r3, r5 if ( the_thread_queue->sync_state != THREAD_BLOCKING_OPERATION_NOTHING_HAPPENED ) goto synchronize; the_thread_queue->sync_state = THREAD_BLOCKING_OPERATION_SYNCHRONIZED; a0006ca8: e3a03000 mov r3, #0 a0006cac: e5803030 str r3, [r0, #48] ; 0x30 if ( priority == search_priority ) a0006cb0: 0a000008 beq a0006cd8 <_Thread_queue_Enqueue_priority+0x184> goto equal_priority; search_node = (Chain_Node *) search_thread; previous_node = search_node->previous; a0006cb4: e5943004 ldr r3, [r4, #4] the_node = (Chain_Node *) the_thread; the_node->next = search_node; a0006cb8: e5814000 str r4, [r1] the_node->previous = previous_node; previous_node->next = the_node; search_node->previous = the_node; the_thread->Wait.queue = the_thread_queue; a0006cbc: e5810044 str r0, [r1, #68] ; 0x44 search_node = (Chain_Node *) search_thread; previous_node = search_node->previous; the_node = (Chain_Node *) the_thread; the_node->next = search_node; the_node->previous = previous_node; a0006cc0: e5813004 str r3, [r1, #4] previous_node->next = the_node; a0006cc4: e5831000 str r1, [r3] search_node->previous = the_node; a0006cc8: e5841004 str r1, [r4, #4] a0006ccc: e129f008 msr CPSR_fc, r8 a0006cd0: e3a00001 mov r0, #1 the_thread->Wait.queue = the_thread_queue; _ISR_Enable( level ); return THREAD_BLOCKING_OPERATION_NOTHING_HAPPENED; a0006cd4: eaffffc7 b a0006bf8 <_Thread_queue_Enqueue_priority+0xa4> a0006cd8: e284403c add r4, r4, #60 ; 0x3c _ISR_Enable( level ); return THREAD_BLOCKING_OPERATION_NOTHING_HAPPENED; equal_priority: /* add at end of priority group */ search_node = _Chain_Tail( &search_thread->Wait.Block2n ); previous_node = search_node->previous; a0006cdc: e5943004 ldr r3, [r4, #4] the_node = (Chain_Node *) the_thread; the_node->next = search_node; a0006ce0: e5814000 str r4, [r1] the_node->previous = previous_node; previous_node->next = the_node; search_node->previous = the_node; the_thread->Wait.queue = the_thread_queue; a0006ce4: e5810044 str r0, [r1, #68] ; 0x44 search_node = _Chain_Tail( &search_thread->Wait.Block2n ); previous_node = search_node->previous; the_node = (Chain_Node *) the_thread; the_node->next = search_node; the_node->previous = previous_node; a0006ce8: e5813004 str r3, [r1, #4] previous_node->next = the_node; a0006cec: e5831000 str r1, [r3] search_node->previous = the_node; a0006cf0: e5841004 str r1, [r4, #4] a0006cf4: e129f006 msr CPSR_fc, r6 a0006cf8: e3a00001 mov r0, #1 the_thread->Wait.queue = the_thread_queue; _ISR_Enable( level ); return THREAD_BLOCKING_OPERATION_NOTHING_HAPPENED; a0006cfc: eaffffbd b a0006bf8 <_Thread_queue_Enqueue_priority+0xa4> restart_forward_search: search_priority = PRIORITY_MINIMUM - 1; _ISR_Disable( level ); search_thread = (Thread_Control *) header->first; while ( !_Chain_Is_tail( header, (Chain_Node *)search_thread ) ) { a0006d00: e1a06008 mov r6, r8 a0006d04: e3e05000 mvn r5, #0 a0006d08: eaffffb5 b a0006be4 <_Thread_queue_Enqueue_priority+0x90> a0006d0c: a0017960 .word 0xa0017960 a0015330 <_Timer_server_Body>: * @a arg points to the corresponding timer server control block. */ static rtems_task _Timer_server_Body( rtems_task_argument arg ) { a0015330: e92d4ff0 push {r4, r5, r6, r7, r8, r9, sl, fp, lr} a0015334: e24dd024 sub sp, sp, #36 ; 0x24 a0015338: e1a04000 mov r4, r0 RTEMS_INLINE_ROUTINE void _Chain_Initialize_empty( Chain_Control *the_chain ) { the_chain->first = _Chain_Tail(the_chain); the_chain->permanent_null = NULL; a001533c: e3a03000 mov r3, #0 */ RTEMS_INLINE_ROUTINE Chain_Node *_Chain_Tail( Chain_Control *the_chain ) { return (Chain_Node *) &the_chain->permanent_null; a0015340: e28d0018 add r0, sp, #24 a0015344: e28d700c add r7, sp, #12 a0015348: e59f91c8 ldr r9, [pc, #456] ; a0015518 <_Timer_server_Body+0x1e8> a001534c: e59fb1c8 ldr fp, [pc, #456] ; a001551c <_Timer_server_Body+0x1ec> a0015350: e280a004 add sl, r0, #4 a0015354: e2872004 add r2, r7, #4 RTEMS_INLINE_ROUTINE void _Chain_Initialize_empty( Chain_Control *the_chain ) { the_chain->first = _Chain_Tail(the_chain); the_chain->permanent_null = NULL; a0015358: e58d301c str r3, [sp, #28] the_chain->last = _Chain_Head(the_chain); a001535c: e58d0020 str r0, [sp, #32] RTEMS_INLINE_ROUTINE void _Chain_Initialize_empty( Chain_Control *the_chain ) { the_chain->first = _Chain_Tail(the_chain); the_chain->permanent_null = NULL; a0015360: e58d3010 str r3, [sp, #16] static void _Timer_server_Stop_tod_system_watchdog( Timer_server_Control *ts ) { _Watchdog_Remove( &ts->TOD_watchdogs.System_watchdog ); a0015364: e2840040 add r0, r4, #64 ; 0x40 static void _Timer_server_Stop_interval_system_watchdog( Timer_server_Control *ts ) { _Watchdog_Remove( &ts->Interval_watchdogs.System_watchdog ); a0015368: e2843008 add r3, r4, #8 */ RTEMS_INLINE_ROUTINE Chain_Node *_Chain_Tail( Chain_Control *the_chain ) { return (Chain_Node *) &the_chain->permanent_null; a001536c: e58d2000 str r2, [sp] */ RTEMS_INLINE_ROUTINE void _Chain_Initialize_empty( Chain_Control *the_chain ) { the_chain->first = _Chain_Tail(the_chain); a0015370: e58da018 str sl, [sp, #24] a0015374: e58d200c str r2, [sp, #12] the_chain->permanent_null = NULL; the_chain->last = _Chain_Head(the_chain); a0015378: e58d7014 str r7, [sp, #20] */ Watchdog_Interval delta = snapshot - watchdogs->last_snapshot; watchdogs->last_snapshot = snapshot; _Watchdog_Adjust_to_chain( &watchdogs->Chain, delta, fire_chain ); a001537c: e2846030 add r6, r4, #48 ; 0x30 /* * This path is for normal forward movement and cases where the * TOD has been set forward. */ delta = snapshot - last_snapshot; _Watchdog_Adjust_to_chain( &watchdogs->Chain, delta, fire_chain ); a0015380: e2848068 add r8, r4, #104 ; 0x68 static void _Timer_server_Stop_interval_system_watchdog( Timer_server_Control *ts ) { _Watchdog_Remove( &ts->Interval_watchdogs.System_watchdog ); a0015384: e98d0009 stmib sp, {r0, r3} { /* * Afterwards all timer inserts are directed to this chain and the interval * and TOD chains will be no more modified by other parties. */ ts->insert_chain = insert_chain; a0015388: e28d2018 add r2, sp, #24 a001538c: e5842078 str r2, [r4, #120] ; 0x78 static void _Timer_server_Process_interval_watchdogs( Timer_server_Watchdogs *watchdogs, Chain_Control *fire_chain ) { Watchdog_Interval snapshot = _Watchdog_Ticks_since_boot; a0015390: e5993000 ldr r3, [r9] /* * We assume adequate unsigned arithmetic here. */ Watchdog_Interval delta = snapshot - watchdogs->last_snapshot; a0015394: e594103c ldr r1, [r4, #60] ; 0x3c watchdogs->last_snapshot = snapshot; _Watchdog_Adjust_to_chain( &watchdogs->Chain, delta, fire_chain ); a0015398: e1a00006 mov r0, r6 /* * We assume adequate unsigned arithmetic here. */ Watchdog_Interval delta = snapshot - watchdogs->last_snapshot; watchdogs->last_snapshot = snapshot; a001539c: e584303c str r3, [r4, #60] ; 0x3c _Watchdog_Adjust_to_chain( &watchdogs->Chain, delta, fire_chain ); a00153a0: e0611003 rsb r1, r1, r3 a00153a4: e1a02007 mov r2, r7 a00153a8: eb001093 bl a00195fc <_Watchdog_Adjust_to_chain> static void _Timer_server_Process_tod_watchdogs( Timer_server_Watchdogs *watchdogs, Chain_Control *fire_chain ) { Watchdog_Interval snapshot = (Watchdog_Interval) _TOD_Seconds_since_epoch(); a00153ac: e59b5000 ldr r5, [fp] Watchdog_Interval last_snapshot = watchdogs->last_snapshot; a00153b0: e5941074 ldr r1, [r4, #116] ; 0x74 /* * Process the seconds chain. Start by checking that the Time * of Day (TOD) has not been set backwards. If it has then * we want to adjust the watchdogs->Chain to indicate this. */ if ( snapshot > last_snapshot ) { a00153b4: e1550001 cmp r5, r1 a00153b8: 8a000022 bhi a0015448 <_Timer_server_Body+0x118> * TOD has been set forward. */ delta = snapshot - last_snapshot; _Watchdog_Adjust_to_chain( &watchdogs->Chain, delta, fire_chain ); } else if ( snapshot < last_snapshot ) { a00153bc: 3a000018 bcc a0015424 <_Timer_server_Body+0xf4> */ delta = last_snapshot - snapshot; _Watchdog_Adjust( &watchdogs->Chain, WATCHDOG_BACKWARD, delta ); } watchdogs->last_snapshot = snapshot; a00153c0: e5845074 str r5, [r4, #116] ; 0x74 } static void _Timer_server_Process_insertions( Timer_server_Control *ts ) { while ( true ) { Timer_Control *timer = (Timer_Control *) _Chain_Get( ts->insert_chain ); a00153c4: e5940078 ldr r0, [r4, #120] ; 0x78 a00153c8: eb00024a bl a0015cf8 <_Chain_Get> if ( timer == NULL ) { a00153cc: e3500000 cmp r0, #0 a00153d0: 0a00000b beq a0015404 <_Timer_server_Body+0xd4> static void _Timer_server_Insert_timer( Timer_server_Control *ts, Timer_Control *timer ) { if ( timer->the_class == TIMER_INTERVAL_ON_TASK ) { a00153d4: e5903038 ldr r3, [r0, #56] ; 0x38 a00153d8: e3530001 cmp r3, #1 a00153dc: 0a000015 beq a0015438 <_Timer_server_Body+0x108> _Watchdog_Insert( &ts->Interval_watchdogs.Chain, &timer->Ticker ); } else if ( timer->the_class == TIMER_TIME_OF_DAY_ON_TASK ) { a00153e0: e3530003 cmp r3, #3 a00153e4: 1afffff6 bne a00153c4 <_Timer_server_Body+0x94> _Watchdog_Insert( &ts->TOD_watchdogs.Chain, &timer->Ticker ); a00153e8: e2801010 add r1, r0, #16 a00153ec: e1a00008 mov r0, r8 a00153f0: eb0010b0 bl a00196b8 <_Watchdog_Insert> } static void _Timer_server_Process_insertions( Timer_server_Control *ts ) { while ( true ) { Timer_Control *timer = (Timer_Control *) _Chain_Get( ts->insert_chain ); a00153f4: e5940078 ldr r0, [r4, #120] ; 0x78 a00153f8: eb00023e bl a0015cf8 <_Chain_Get> if ( timer == NULL ) { a00153fc: e3500000 cmp r0, #0 a0015400: 1afffff3 bne a00153d4 <_Timer_server_Body+0xa4> static inline uint32_t arm_interrupt_disable( void ) { uint32_t arm_switch_reg; uint32_t level; asm volatile ( a0015404: e10f2000 mrs r2, CPSR a0015408: e3823080 orr r3, r2, #128 ; 0x80 a001540c: e129f003 msr CPSR_fc, r3 * body loop. */ _Timer_server_Process_insertions( ts ); _ISR_Disable( level ); if ( _Chain_Is_empty( insert_chain ) ) { a0015410: e59d3018 ldr r3, [sp, #24] a0015414: e15a0003 cmp sl, r3 a0015418: 0a00000f beq a001545c <_Timer_server_Body+0x12c> static inline void arm_interrupt_enable( uint32_t level ) { ARM_SWITCH_REGISTERS; asm volatile ( a001541c: e129f002 msr CPSR_fc, r2 <== NOT EXECUTED a0015420: eaffffda b a0015390 <_Timer_server_Body+0x60> <== NOT EXECUTED /* * The current TOD is before the last TOD which indicates that * TOD has been set backwards. */ delta = last_snapshot - snapshot; _Watchdog_Adjust( &watchdogs->Chain, WATCHDOG_BACKWARD, delta ); a0015424: e0652001 rsb r2, r5, r1 a0015428: e1a00008 mov r0, r8 a001542c: e3a01001 mov r1, #1 a0015430: eb001042 bl a0019540 <_Watchdog_Adjust> a0015434: eaffffe1 b a00153c0 <_Timer_server_Body+0x90> Timer_server_Control *ts, Timer_Control *timer ) { if ( timer->the_class == TIMER_INTERVAL_ON_TASK ) { _Watchdog_Insert( &ts->Interval_watchdogs.Chain, &timer->Ticker ); a0015438: e2801010 add r1, r0, #16 a001543c: e1a00006 mov r0, r6 a0015440: eb00109c bl a00196b8 <_Watchdog_Insert> a0015444: eaffffde b a00153c4 <_Timer_server_Body+0x94> /* * This path is for normal forward movement and cases where the * TOD has been set forward. */ delta = snapshot - last_snapshot; _Watchdog_Adjust_to_chain( &watchdogs->Chain, delta, fire_chain ); a0015448: e0611005 rsb r1, r1, r5 a001544c: e1a00008 mov r0, r8 a0015450: e1a02007 mov r2, r7 a0015454: eb001068 bl a00195fc <_Watchdog_Adjust_to_chain> a0015458: eaffffd8 b a00153c0 <_Timer_server_Body+0x90> */ _Timer_server_Process_insertions( ts ); _ISR_Disable( level ); if ( _Chain_Is_empty( insert_chain ) ) { ts->insert_chain = NULL; a001545c: e5840078 str r0, [r4, #120] ; 0x78 a0015460: e129f002 msr CPSR_fc, r2 _Chain_Initialize_empty( &fire_chain ); while ( true ) { _Timer_server_Get_watchdogs_that_fire_now( ts, &insert_chain, &fire_chain ); if ( !_Chain_Is_empty( &fire_chain ) ) { a0015464: e59d300c ldr r3, [sp, #12] a0015468: e59d0000 ldr r0, [sp] a001546c: e1500003 cmp r0, r3 a0015470: 159d5000 ldrne r5, [sp] a0015474: 1a00000a bne a00154a4 <_Timer_server_Body+0x174> a0015478: ea000011 b a00154c4 <_Timer_server_Body+0x194> { Chain_Node *return_node; Chain_Node *new_first; return_node = the_chain->first; new_first = return_node->next; a001547c: e5932000 ldr r2, [r3] * service routine may remove a watchdog from the chain. */ _ISR_Disable( level ); watchdog = (Watchdog_Control *) _Chain_Get_unprotected( &fire_chain ); if ( watchdog != NULL ) { watchdog->state = WATCHDOG_INACTIVE; a0015480: e3a00000 mov r0, #0 a0015484: e5830008 str r0, [r3, #8] the_chain->first = new_first; a0015488: e58d200c str r2, [sp, #12] new_first->previous = _Chain_Head(the_chain); a001548c: e5827004 str r7, [r2, #4] a0015490: e129f001 msr CPSR_fc, r1 /* * The timer server may block here and wait for resources or time. * The system watchdogs are inactive and will remain inactive since * the active flag of the timer server is true. */ (*watchdog->routine)( watchdog->id, watchdog->user_data ); a0015494: e5930020 ldr r0, [r3, #32] a0015498: e5931024 ldr r1, [r3, #36] ; 0x24 a001549c: e1a0e00f mov lr, pc a00154a0: e593f01c ldr pc, [r3, #28] static inline uint32_t arm_interrupt_disable( void ) { uint32_t arm_switch_reg; uint32_t level; asm volatile ( a00154a4: e10f1000 mrs r1, CPSR a00154a8: e3813080 orr r3, r1, #128 ; 0x80 a00154ac: e129f003 msr CPSR_fc, r3 */ RTEMS_INLINE_ROUTINE bool _Chain_Is_empty( Chain_Control *the_chain ) { return (the_chain->first == _Chain_Tail(the_chain)); a00154b0: e59d300c ldr r3, [sp, #12] */ RTEMS_INLINE_ROUTINE Chain_Node *_Chain_Get_unprotected( Chain_Control *the_chain ) { if ( !_Chain_Is_empty(the_chain)) a00154b4: e1550003 cmp r5, r3 a00154b8: 1affffef bne a001547c <_Timer_server_Body+0x14c> static inline void arm_interrupt_enable( uint32_t level ) { ARM_SWITCH_REGISTERS; asm volatile ( a00154bc: e129f001 msr CPSR_fc, r1 a00154c0: eaffffb0 b a0015388 <_Timer_server_Body+0x58> a00154c4: e59f0054 ldr r0, [pc, #84] ; a0015520 <_Timer_server_Body+0x1f0> } } else { ts->active = false; a00154c8: e3a02000 mov r2, #0 a00154cc: e5c4207c strb r2, [r4, #124] ; 0x7c a00154d0: e5903000 ldr r3, [r0] a00154d4: e2833001 add r3, r3, #1 a00154d8: e5803000 str r3, [r0] /* * Block until there is something to do. */ _Thread_Disable_dispatch(); _Thread_Set_state( ts->thread, STATES_DELAYING ); a00154dc: e3a01008 mov r1, #8 a00154e0: e5940000 ldr r0, [r4] a00154e4: eb000da7 bl a0018b88 <_Thread_Set_state> _Timer_server_Reset_interval_system_watchdog( ts ); a00154e8: e1a00004 mov r0, r4 a00154ec: ebffff63 bl a0015280 <_Timer_server_Reset_interval_system_watchdog> _Timer_server_Reset_tod_system_watchdog( ts ); a00154f0: e1a00004 mov r0, r4 a00154f4: ebffff77 bl a00152d8 <_Timer_server_Reset_tod_system_watchdog> _Thread_Enable_dispatch(); a00154f8: eb000af4 bl a00180d0 <_Thread_Enable_dispatch> ts->active = true; a00154fc: e3a02001 mov r2, #1 a0015500: e5c4207c strb r2, [r4, #124] ; 0x7c static void _Timer_server_Stop_interval_system_watchdog( Timer_server_Control *ts ) { _Watchdog_Remove( &ts->Interval_watchdogs.System_watchdog ); a0015504: e59d0008 ldr r0, [sp, #8] a0015508: eb0010d7 bl a001986c <_Watchdog_Remove> static void _Timer_server_Stop_tod_system_watchdog( Timer_server_Control *ts ) { _Watchdog_Remove( &ts->TOD_watchdogs.System_watchdog ); a001550c: e59d0004 ldr r0, [sp, #4] a0015510: eb0010d5 bl a001986c <_Watchdog_Remove> a0015514: eaffff9b b a0015388 <_Timer_server_Body+0x58> a0015518: a003a404 .word 0xa003a404 a001551c: a003a334 .word 0xa003a334 a0015520: a003a2ac .word 0xa003a2ac a00095b0 <_Watchdog_Adjust>: void _Watchdog_Adjust( Chain_Control *header, Watchdog_Adjust_directions direction, Watchdog_Interval units ) { a00095b0: e92d41f0 push {r4, r5, r6, r7, r8, lr} a00095b4: e1a04000 mov r4, r0 a00095b8: e1a05002 mov r5, r2 static inline uint32_t arm_interrupt_disable( void ) { uint32_t arm_switch_reg; uint32_t level; asm volatile ( a00095bc: e10f3000 mrs r3, CPSR a00095c0: e3832080 orr r2, r3, #128 ; 0x80 a00095c4: e129f002 msr CPSR_fc, r2 */ RTEMS_INLINE_ROUTINE bool _Chain_Is_empty( Chain_Control *the_chain ) { return (the_chain->first == _Chain_Tail(the_chain)); a00095c8: e1a07000 mov r7, r0 a00095cc: e4972004 ldr r2, [r7], #4 * hence the compiler must not assume *header to remain * unmodified across that call. * * Till Straumann, 7/2003 */ if ( !_Chain_Is_empty( header ) ) { a00095d0: e1520007 cmp r2, r7 a00095d4: 0a000018 beq a000963c <_Watchdog_Adjust+0x8c> switch ( direction ) { a00095d8: e3510000 cmp r1, #0 a00095dc: 1a000018 bne a0009644 <_Watchdog_Adjust+0x94> case WATCHDOG_BACKWARD: _Watchdog_First( header )->delta_interval += units; break; case WATCHDOG_FORWARD: while ( units ) { a00095e0: e3550000 cmp r5, #0 a00095e4: 0a000014 beq a000963c <_Watchdog_Adjust+0x8c> if ( units < _Watchdog_First( header )->delta_interval ) { a00095e8: e5926010 ldr r6, [r2, #16] a00095ec: e1550006 cmp r5, r6 _Watchdog_First( header )->delta_interval -= units; break; } else { units -= _Watchdog_First( header )->delta_interval; _Watchdog_First( header )->delta_interval = 1; a00095f0: 23a08001 movcs r8, #1 case WATCHDOG_BACKWARD: _Watchdog_First( header )->delta_interval += units; break; case WATCHDOG_FORWARD: while ( units ) { if ( units < _Watchdog_First( header )->delta_interval ) { a00095f4: 2a000005 bcs a0009610 <_Watchdog_Adjust+0x60> a00095f8: ea000018 b a0009660 <_Watchdog_Adjust+0xb0> <== NOT EXECUTED switch ( direction ) { case WATCHDOG_BACKWARD: _Watchdog_First( header )->delta_interval += units; break; case WATCHDOG_FORWARD: while ( units ) { a00095fc: e0555006 subs r5, r5, r6 a0009600: 0a00000d beq a000963c <_Watchdog_Adjust+0x8c> if ( units < _Watchdog_First( header )->delta_interval ) { a0009604: e5926010 ldr r6, [r2, #16] a0009608: e1560005 cmp r6, r5 a000960c: 8a000013 bhi a0009660 <_Watchdog_Adjust+0xb0> _Watchdog_First( header )->delta_interval -= units; break; } else { units -= _Watchdog_First( header )->delta_interval; _Watchdog_First( header )->delta_interval = 1; a0009610: e5828010 str r8, [r2, #16] static inline void arm_interrupt_enable( uint32_t level ) { ARM_SWITCH_REGISTERS; asm volatile ( a0009614: e129f003 msr CPSR_fc, r3 _ISR_Enable( level ); _Watchdog_Tickle( header ); a0009618: e1a00004 mov r0, r4 a000961c: eb0000aa bl a00098cc <_Watchdog_Tickle> static inline uint32_t arm_interrupt_disable( void ) { uint32_t arm_switch_reg; uint32_t level; asm volatile ( a0009620: e10f3000 mrs r3, CPSR a0009624: e3832080 orr r2, r3, #128 ; 0x80 a0009628: e129f002 msr CPSR_fc, r2 a000962c: e5941000 ldr r1, [r4] _ISR_Disable( level ); if ( _Chain_Is_empty( header ) ) a0009630: e1570001 cmp r7, r1 RTEMS_INLINE_ROUTINE Watchdog_Control *_Watchdog_First( Chain_Control *header ) { return ( (Watchdog_Control *) header->first ); a0009634: e1a02001 mov r2, r1 a0009638: 1affffef bne a00095fc <_Watchdog_Adjust+0x4c> static inline void arm_interrupt_enable( uint32_t level ) { ARM_SWITCH_REGISTERS; asm volatile ( a000963c: e129f003 msr CPSR_fc, r3 } } _ISR_Enable( level ); } a0009640: e8bd81f0 pop {r4, r5, r6, r7, r8, pc} * unmodified across that call. * * Till Straumann, 7/2003 */ if ( !_Chain_Is_empty( header ) ) { switch ( direction ) { a0009644: e3510001 cmp r1, #1 a0009648: 1afffffb bne a000963c <_Watchdog_Adjust+0x8c> case WATCHDOG_BACKWARD: _Watchdog_First( header )->delta_interval += units; a000964c: e5921010 ldr r1, [r2, #16] a0009650: e0815005 add r5, r1, r5 a0009654: e5825010 str r5, [r2, #16] a0009658: e129f003 msr CPSR_fc, r3 } } _ISR_Enable( level ); } a000965c: e8bd81f0 pop {r4, r5, r6, r7, r8, pc} _Watchdog_First( header )->delta_interval += units; break; case WATCHDOG_FORWARD: while ( units ) { if ( units < _Watchdog_First( header )->delta_interval ) { _Watchdog_First( header )->delta_interval -= units; a0009660: e0655006 rsb r5, r5, r6 a0009664: e5825010 str r5, [r2, #16] break; a0009668: eafffff3 b a000963c <_Watchdog_Adjust+0x8c> a0006954 : rtems_status_code rtems_io_register_driver( rtems_device_major_number major, const rtems_driver_address_table *driver_table, rtems_device_major_number *registered_major ) { a0006954: e92d4010 push {r4, lr} a0006958: e1a04000 mov r4, r0 rtems_device_major_number major_limit = _IO_Number_of_drivers; if ( rtems_interrupt_is_in_progress() ) a000695c: e59f0148 ldr r0, [pc, #328] ; a0006aac rtems_device_major_number major, const rtems_driver_address_table *driver_table, rtems_device_major_number *registered_major ) { rtems_device_major_number major_limit = _IO_Number_of_drivers; a0006960: e59f3148 ldr r3, [pc, #328] ; a0006ab0 if ( rtems_interrupt_is_in_progress() ) a0006964: e5900000 ldr r0, [r0] a0006968: e3500000 cmp r0, #0 rtems_device_major_number major, const rtems_driver_address_table *driver_table, rtems_device_major_number *registered_major ) { rtems_device_major_number major_limit = _IO_Number_of_drivers; a000696c: e5930000 ldr r0, [r3] if ( rtems_interrupt_is_in_progress() ) a0006970: 1a000032 bne a0006a40 return RTEMS_CALLED_FROM_ISR; if ( registered_major == NULL ) a0006974: e3520000 cmp r2, #0 a0006978: 0a000040 beq a0006a80 return RTEMS_INVALID_ADDRESS; /* Set it to an invalid value */ *registered_major = major_limit; if ( driver_table == NULL ) a000697c: e3510000 cmp r1, #0 if ( registered_major == NULL ) return RTEMS_INVALID_ADDRESS; /* Set it to an invalid value */ *registered_major = major_limit; a0006980: e5820000 str r0, [r2] if ( driver_table == NULL ) a0006984: 0a00003d beq a0006a80 static inline bool rtems_io_is_empty_table( const rtems_driver_address_table *table ) { return table->initialization_entry == NULL && table->open_entry == NULL; a0006988: e591c000 ldr ip, [r1] a000698c: e35c0000 cmp ip, #0 a0006990: 0a000037 beq a0006a74 return RTEMS_INVALID_ADDRESS; if ( rtems_io_is_empty_table( driver_table ) ) return RTEMS_INVALID_ADDRESS; if ( major >= major_limit ) a0006994: e1500004 cmp r0, r4 a0006998: 9a000026 bls a0006a38 rtems_fatal_error_occurred( 99 ); } } #endif _Thread_Dispatch_disable_level += 1; a000699c: e59f0110 ldr r0, [pc, #272] ; a0006ab4 a00069a0: e590c000 ldr ip, [r0] a00069a4: e28cc001 add ip, ip, #1 a00069a8: e580c000 str ip, [r0] return RTEMS_INVALID_NUMBER; _Thread_Disable_dispatch(); if ( major == 0 ) { a00069ac: e3540000 cmp r4, #0 a00069b0: 1a000024 bne a0006a48 static rtems_status_code rtems_io_obtain_major_number( rtems_device_major_number *major ) { rtems_device_major_number n = _IO_Number_of_drivers; a00069b4: e593c000 ldr ip, [r3] rtems_device_major_number m = 0; /* major is error checked by caller */ for ( m = 0; m < n; ++m ) { a00069b8: e35c0000 cmp ip, #0 a00069bc: 0a000031 beq a0006a88 a00069c0: e59f30f0 ldr r3, [pc, #240] ; a0006ab8 a00069c4: e593e000 ldr lr, [r3] a00069c8: e1a0300e mov r3, lr a00069cc: ea000003 b a00069e0 a00069d0: e2844001 add r4, r4, #1 a00069d4: e15c0004 cmp ip, r4 a00069d8: e2833018 add r3, r3, #24 a00069dc: 9a000005 bls a00069f8 static inline bool rtems_io_is_empty_table( const rtems_driver_address_table *table ) { return table->initialization_entry == NULL && table->open_entry == NULL; a00069e0: e5930000 ldr r0, [r3] a00069e4: e3500000 cmp r0, #0 a00069e8: 1afffff8 bne a00069d0 a00069ec: e5930004 ldr r0, [r3, #4] a00069f0: e3500000 cmp r0, #0 a00069f4: 1afffff5 bne a00069d0 } /* Assigns invalid value in case of failure */ *major = m; if ( m != n ) a00069f8: e15c0004 cmp ip, r4 if ( rtems_io_is_empty_table( table ) ) break; } /* Assigns invalid value in case of failure */ *major = m; a00069fc: e5824000 str r4, [r2] if ( m != n ) a0006a00: 0a000021 beq a0006a8c a0006a04: e3a03018 mov r3, #24 a0006a08: e02ce493 mla ip, r3, r4, lr } *registered_major = major; } _IO_Driver_address_table [major] = *driver_table; a0006a0c: e1a0e001 mov lr, r1 a0006a10: e8be000f ldm lr!, {r0, r1, r2, r3} a0006a14: e8ac000f stmia ip!, {r0, r1, r2, r3} a0006a18: e89e0003 ldm lr, {r0, r1} a0006a1c: e88c0003 stm ip, {r0, r1} _Thread_Enable_dispatch(); a0006a20: eb000691 bl a000846c <_Thread_Enable_dispatch> return rtems_io_initialize( major, 0, NULL ); a0006a24: e3a01000 mov r1, #0 a0006a28: e1a00004 mov r0, r4 a0006a2c: e1a02001 mov r2, r1 } a0006a30: e8bd4010 pop {r4, lr} _IO_Driver_address_table [major] = *driver_table; _Thread_Enable_dispatch(); return rtems_io_initialize( major, 0, NULL ); a0006a34: ea002159 b a000efa0 return RTEMS_INVALID_ADDRESS; if ( rtems_io_is_empty_table( driver_table ) ) return RTEMS_INVALID_ADDRESS; if ( major >= major_limit ) a0006a38: e3a0000a mov r0, #10 a0006a3c: e8bd8010 pop {r4, pc} rtems_device_major_number *registered_major ) { rtems_device_major_number major_limit = _IO_Number_of_drivers; if ( rtems_interrupt_is_in_progress() ) a0006a40: e3a00012 mov r0, #18 a0006a44: e8bd8010 pop {r4, pc} _Thread_Enable_dispatch(); return sc; } major = *registered_major; } else { rtems_driver_address_table *const table = _IO_Driver_address_table + major; a0006a48: e3a00018 mov r0, #24 a0006a4c: e0030490 mul r3, r0, r4 a0006a50: e59f0060 ldr r0, [pc, #96] ; a0006ab8 a0006a54: e590c000 ldr ip, [r0] static inline bool rtems_io_is_empty_table( const rtems_driver_address_table *table ) { return table->initialization_entry == NULL && table->open_entry == NULL; a0006a58: e79c0003 ldr r0, [ip, r3] _Thread_Enable_dispatch(); return sc; } major = *registered_major; } else { rtems_driver_address_table *const table = _IO_Driver_address_table + major; a0006a5c: e08cc003 add ip, ip, r3 static inline bool rtems_io_is_empty_table( const rtems_driver_address_table *table ) { return table->initialization_entry == NULL && table->open_entry == NULL; a0006a60: e3500000 cmp r0, #0 a0006a64: 0a00000b beq a0006a98 major = *registered_major; } else { rtems_driver_address_table *const table = _IO_Driver_address_table + major; if ( !rtems_io_is_empty_table( table ) ) { _Thread_Enable_dispatch(); a0006a68: eb00067f bl a000846c <_Thread_Enable_dispatch> a0006a6c: e3a0000c mov r0, #12 return RTEMS_RESOURCE_IN_USE; a0006a70: e8bd8010 pop {r4, pc} static inline bool rtems_io_is_empty_table( const rtems_driver_address_table *table ) { return table->initialization_entry == NULL && table->open_entry == NULL; a0006a74: e591c004 ldr ip, [r1, #4] a0006a78: e35c0000 cmp ip, #0 a0006a7c: 1affffc4 bne a0006994 _IO_Driver_address_table [major] = *driver_table; _Thread_Enable_dispatch(); return rtems_io_initialize( major, 0, NULL ); a0006a80: e3a00009 mov r0, #9 } a0006a84: e8bd8010 pop {r4, pc} if ( rtems_io_is_empty_table( table ) ) break; } /* Assigns invalid value in case of failure */ *major = m; a0006a88: e5824000 str r4, [r2] <== NOT EXECUTED if ( major == 0 ) { rtems_status_code sc = rtems_io_obtain_major_number( registered_major ); if ( sc != RTEMS_SUCCESSFUL ) { _Thread_Enable_dispatch(); a0006a8c: eb000676 bl a000846c <_Thread_Enable_dispatch> a0006a90: e3a00005 mov r0, #5 return sc; a0006a94: e8bd8010 pop {r4, pc} static inline bool rtems_io_is_empty_table( const rtems_driver_address_table *table ) { return table->initialization_entry == NULL && table->open_entry == NULL; a0006a98: e59c3004 ldr r3, [ip, #4] a0006a9c: e3530000 cmp r3, #0 a0006aa0: 1afffff0 bne a0006a68 if ( !rtems_io_is_empty_table( table ) ) { _Thread_Enable_dispatch(); return RTEMS_RESOURCE_IN_USE; } *registered_major = major; a0006aa4: e5824000 str r4, [r2] a0006aa8: eaffffd7 b a0006a0c a0006aac: a001f23c .word 0xa001f23c a0006ab0: a001f424 .word 0xa001f424 a0006ab4: a001f1ac .word 0xa001f1ac a0006ab8: a001f428 .word 0xa001f428