=============================================================================== a0016b78 <_CORE_message_queue_Broadcast>: { Thread_Control *the_thread; uint32_t number_broadcasted; Thread_Wait_information *waitp; if ( size > the_message_queue->maximum_message_size ) { a0016b78: 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 ) { a0016b7c: 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 ) { a0016b80: 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 ) { a0016b84: e1a07000 mov r7, r0 a0016b88: e1a05002 mov r5, r2 a0016b8c: e1a08001 mov r8, r1 a0016b90: 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 ) { a0016b94: 3a000013 bcc a0016be8 <_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 ) { a0016b98: e5906048 ldr r6, [r0, #72] ; 0x48 a0016b9c: e3560000 cmp r6, #0 a0016ba0: 0a000009 beq a0016bcc <_CORE_message_queue_Broadcast+0x54> *count = 0; a0016ba4: e3a00000 mov r0, #0 a0016ba8: e58a0000 str r0, [sl] return CORE_MESSAGE_QUEUE_STATUS_SUCCESSFUL; a0016bac: e8bd85f0 pop {r4, r5, r6, r7, r8, sl, pc} const void *source, void *destination, size_t size ) { memcpy(destination, source, size); a0016bb0: e594002c ldr r0, [r4, #44] ; 0x2c a0016bb4: e1a01008 mov r1, r8 a0016bb8: e1a02005 mov r2, r5 a0016bbc: eb002615 bl a0020418 buffer, waitp->return_argument_second.mutable_object, size ); *(size_t *) the_thread->Wait.return_argument = size; a0016bc0: 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; a0016bc4: e2866001 add r6, r6, #1 buffer, waitp->return_argument_second.mutable_object, size ); *(size_t *) the_thread->Wait.return_argument = size; a0016bc8: 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))) { a0016bcc: e1a00007 mov r0, r7 a0016bd0: eb000a29 bl a001947c <_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 = a0016bd4: e2504000 subs r4, r0, #0 a0016bd8: 1afffff4 bne a0016bb0 <_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; a0016bdc: e58a6000 str r6, [sl] a0016be0: e1a00004 mov r0, r4 return CORE_MESSAGE_QUEUE_STATUS_SUCCESSFUL; } a0016be4: 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 ) { a0016be8: e3a00001 mov r0, #1 <== NOT EXECUTED a0016bec: e8bd85f0 pop {r4, r5, r6, r7, r8, sl, pc} <== NOT EXECUTED =============================================================================== a000ad28 <_Heap_Allocate_aligned_with_boundary>: Heap_Control *heap, uintptr_t alloc_size, uintptr_t alignment, uintptr_t boundary ) { a000ad28: e92d4ff0 push {r4, r5, r6, r7, r8, r9, sl, fp, lr} a000ad2c: 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; a000ad30: e5902010 ldr r2, [r0, #16] Heap_Control *heap, uintptr_t alloc_size, uintptr_t alignment, uintptr_t boundary ) { a000ad34: e24dd01c sub sp, sp, #28 a000ad38: 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 ) { a000ad3c: e2911004 adds r1, r1, #4 Heap_Control *heap, uintptr_t alloc_size, uintptr_t alignment, uintptr_t boundary ) { a000ad40: 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 ) { a000ad44: e58d1000 str r1, [sp] Heap_Control *heap, uintptr_t alloc_size, uintptr_t alignment, uintptr_t boundary ) { a000ad48: 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; a000ad4c: 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; a000ad50: e58d200c str r2, [sp, #12] uintptr_t alloc_begin = 0; uint32_t search_count = 0; if ( block_size_floor < alloc_size ) { a000ad54: 2a000074 bcs a000af2c <_Heap_Allocate_aligned_with_boundary+0x204> /* Integer overflow occured */ return NULL; } if ( boundary != 0 ) { a000ad58: e3530000 cmp r3, #0 a000ad5c: 1a000070 bne a000af24 <_Heap_Allocate_aligned_with_boundary+0x1fc> if ( alignment == 0 ) { alignment = page_size; } } while ( block != free_list_tail ) { a000ad60: e157000a cmp r7, sl a000ad64: 03a06000 moveq r6, #0 a000ad68: 0a000072 beq a000af38 <_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; a000ad6c: e59d300c ldr r3, [sp, #12] uintptr_t alloc_end = block_end + HEAP_BLOCK_SIZE_OFFSET; uintptr_t alloc_begin = alloc_end - alloc_size; a000ad70: e2651004 rsb r1, r5, #4 if ( alignment == 0 ) { alignment = page_size; } } while ( block != free_list_tail ) { a000ad74: 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; a000ad78: e2833007 add r3, r3, #7 a000ad7c: e58d3010 str r3, [sp, #16] uintptr_t alloc_end = block_end + HEAP_BLOCK_SIZE_OFFSET; uintptr_t alloc_begin = alloc_end - alloc_size; a000ad80: e58d1014 str r1, [sp, #20] a000ad84: ea000004 b a000ad9c <_Heap_Allocate_aligned_with_boundary+0x74> boundary ); } } if ( alloc_begin != 0 ) { a000ad88: e3540000 cmp r4, #0 a000ad8c: 1a000057 bne a000aef0 <_Heap_Allocate_aligned_with_boundary+0x1c8> break; } block = block->next; a000ad90: e59aa008 ldr sl, [sl, #8] if ( alignment == 0 ) { alignment = page_size; } } while ( block != free_list_tail ) { a000ad94: e157000a cmp r7, sl a000ad98: 0a000066 beq a000af38 <_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 ) { a000ad9c: e59a9004 ldr r9, [sl, #4] a000ada0: e59d2000 ldr r2, [sp] while ( block != free_list_tail ) { _HAssert( _Heap_Is_prev_used( block ) ); /* Statistics */ ++search_count; a000ada4: 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 ) { a000ada8: e1520009 cmp r2, r9 a000adac: 2afffff7 bcs a000ad90 <_Heap_Allocate_aligned_with_boundary+0x68> if ( alignment == 0 ) { a000adb0: 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; a000adb4: 028a4008 addeq r4, sl, #8 a000adb8: 0afffff2 beq a000ad88 <_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; a000adbc: 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; a000adc0: 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; a000adc4: 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; a000adc8: e3c99001 bic r9, r9, #1 a000adcc: 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; a000add0: 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; a000add4: e58d3004 str r3, [sp, #4] RTEMS_INLINE_ROUTINE uintptr_t _Heap_Align_down( uintptr_t value, uintptr_t alignment ) { return value - (value % alignment); a000add8: 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; a000addc: e0633002 rsb r3, r3, r2 a000ade0: e1a01008 mov r1, r8 a000ade4: e0839009 add r9, r3, r9 a000ade8: eb003116 bl a0017248 <__umodsi3> a000adec: 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; a000adf0: 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 ) { a000adf4: e1590004 cmp r9, r4 a000adf8: e58d3008 str r3, [sp, #8] a000adfc: 2a000003 bcs a000ae10 <_Heap_Allocate_aligned_with_boundary+0xe8> RTEMS_INLINE_ROUTINE uintptr_t _Heap_Align_down( uintptr_t value, uintptr_t alignment ) { return value - (value % alignment); a000ae00: e1a00009 mov r0, r9 a000ae04: e1a01008 mov r1, r8 a000ae08: eb00310e bl a0017248 <__umodsi3> a000ae0c: e0604009 rsb r4, r0, r9 } alloc_end = alloc_begin + alloc_size; /* Ensure boundary constaint */ if ( boundary != 0 ) { a000ae10: e35b0000 cmp fp, #0 a000ae14: 0a000025 beq a000aeb0 <_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; a000ae18: e0849005 add r9, r4, r5 a000ae1c: e1a00009 mov r0, r9 a000ae20: e1a0100b mov r1, fp a000ae24: eb003107 bl a0017248 <__umodsi3> a000ae28: 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 ) { a000ae2c: e1590000 cmp r9, r0 a000ae30: 93a03000 movls r3, #0 a000ae34: 83a03001 movhi r3, #1 a000ae38: e1540000 cmp r4, r0 a000ae3c: 23a03000 movcs r3, #0 a000ae40: e3530000 cmp r3, #0 a000ae44: 0a000019 beq a000aeb0 <_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; a000ae48: e59d1008 ldr r1, [sp, #8] a000ae4c: 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 ) { a000ae50: e1590000 cmp r9, r0 a000ae54: 958d6018 strls r6, [sp, #24] a000ae58: 9a000002 bls a000ae68 <_Heap_Allocate_aligned_with_boundary+0x140> a000ae5c: eaffffcb b a000ad90 <_Heap_Allocate_aligned_with_boundary+0x68> a000ae60: e1590000 cmp r9, r0 a000ae64: 8a000035 bhi a000af40 <_Heap_Allocate_aligned_with_boundary+0x218> return 0; } alloc_begin = boundary_line - alloc_size; a000ae68: e0654000 rsb r4, r5, r0 a000ae6c: e1a01008 mov r1, r8 a000ae70: e1a00004 mov r0, r4 a000ae74: eb0030f3 bl a0017248 <__umodsi3> a000ae78: e0604004 rsb r4, r0, r4 alloc_begin = _Heap_Align_down( alloc_begin, alignment ); alloc_end = alloc_begin + alloc_size; a000ae7c: e0846005 add r6, r4, r5 a000ae80: e1a00006 mov r0, r6 a000ae84: e1a0100b mov r1, fp a000ae88: eb0030ee bl a0017248 <__umodsi3> a000ae8c: 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 ) { a000ae90: e1560000 cmp r6, r0 a000ae94: 93a03000 movls r3, #0 a000ae98: 83a03001 movhi r3, #1 a000ae9c: e1540000 cmp r4, r0 a000aea0: 23a03000 movcs r3, #0 a000aea4: e3530000 cmp r3, #0 a000aea8: 1affffec bne a000ae60 <_Heap_Allocate_aligned_with_boundary+0x138> a000aeac: 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 ) { a000aeb0: e59d2008 ldr r2, [sp, #8] a000aeb4: e1520004 cmp r2, r4 a000aeb8: 8affffb4 bhi a000ad90 <_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; a000aebc: e59d100c ldr r1, [sp, #12] a000aec0: e1a00004 mov r0, r4 a000aec4: eb0030df bl a0017248 <__umodsi3> a000aec8: e3e09007 mvn r9, #7 a000aecc: e06a9009 rsb r9, sl, r9 if ( free_size >= min_block_size || free_size == 0 ) { a000aed0: 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; a000aed4: e0899004 add r9, r9, r4 if ( free_size >= min_block_size || free_size == 0 ) { a000aed8: e0603009 rsb r3, r0, r9 a000aedc: e1590000 cmp r9, r0 a000aee0: 11510003 cmpne r1, r3 a000aee4: 8affffa9 bhi a000ad90 <_Heap_Allocate_aligned_with_boundary+0x68> boundary ); } } if ( alloc_begin != 0 ) { a000aee8: e3540000 cmp r4, #0 a000aeec: 0affffa7 beq a000ad90 <_Heap_Allocate_aligned_with_boundary+0x68> block = block->next; } if ( alloc_begin != 0 ) { /* Statistics */ stats->searches += search_count; a000aef0: e597204c ldr r2, [r7, #76] ; 0x4c block = _Heap_Block_allocate( heap, block, alloc_begin, alloc_size ); a000aef4: e1a0100a mov r1, sl a000aef8: e1a03005 mov r3, r5 block = block->next; } if ( alloc_begin != 0 ) { /* Statistics */ stats->searches += search_count; a000aefc: e0822006 add r2, r2, r6 a000af00: e587204c str r2, [r7, #76] ; 0x4c block = _Heap_Block_allocate( heap, block, alloc_begin, alloc_size ); a000af04: e1a00007 mov r0, r7 a000af08: e1a02004 mov r2, r4 a000af0c: ebffec1a bl a0005f7c <_Heap_Block_allocate> a000af10: e1a00004 mov r0, r4 uintptr_t alloc_size, uintptr_t alignment, uintptr_t boundary ) { Heap_Statistics *const stats = &heap->stats; a000af14: e5973044 ldr r3, [r7, #68] ; 0x44 a000af18: e1530006 cmp r3, r6 ); } /* Statistics */ if ( stats->max_search < search_count ) { stats->max_search = search_count; a000af1c: 35876044 strcc r6, [r7, #68] ; 0x44 a000af20: ea000002 b a000af30 <_Heap_Allocate_aligned_with_boundary+0x208> /* Integer overflow occured */ return NULL; } if ( boundary != 0 ) { if ( boundary < alloc_size ) { a000af24: e1550003 cmp r5, r3 a000af28: 9a000006 bls a000af48 <_Heap_Allocate_aligned_with_boundary+0x220> ); } /* Statistics */ if ( stats->max_search < search_count ) { stats->max_search = search_count; a000af2c: e3a00000 mov r0, #0 } return (void *) alloc_begin; } a000af30: e28dd01c add sp, sp, #28 a000af34: e8bd8ff0 pop {r4, r5, r6, r7, r8, r9, sl, fp, pc} if ( alignment == 0 ) { alignment = page_size; } } while ( block != free_list_tail ) { a000af38: e3a00000 mov r0, #0 a000af3c: eafffff4 b a000af14 <_Heap_Allocate_aligned_with_boundary+0x1ec> a000af40: e59d6018 ldr r6, [sp, #24] <== NOT EXECUTED a000af44: eaffff91 b a000ad90 <_Heap_Allocate_aligned_with_boundary+0x68><== NOT EXECUTED if ( boundary != 0 ) { if ( boundary < alloc_size ) { return NULL; } if ( alignment == 0 ) { a000af48: e3580000 cmp r8, #0 a000af4c: 01a08002 moveq r8, r2 a000af50: eaffff82 b a000ad60 <_Heap_Allocate_aligned_with_boundary+0x38> =============================================================================== a0010090 <_Heap_Extend>: Heap_Control *heap, void *area_begin_ptr, uintptr_t area_size, uintptr_t *amount_extended ) { a0010090: 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; a0010094: e590c01c ldr ip, [r0, #28] Heap_Control *heap, void *area_begin_ptr, uintptr_t area_size, uintptr_t *amount_extended ) { a0010098: 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; a001009c: e5900018 ldr r0, [r0, #24] a00100a0: e151000c cmp r1, ip a00100a4: 23a05000 movcs r5, #0 a00100a8: 33a05001 movcc r5, #1 Heap_Control *heap, void *area_begin_ptr, uintptr_t area_size, uintptr_t *amount_extended ) { a00100ac: 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; a00100b0: e1510000 cmp r1, r0 a00100b4: 33a05000 movcc r5, #0 a00100b8: 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; a00100bc: 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; a00100c0: 1a000012 bne a0010110 <_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 ) { a00100c4: e151000c cmp r1, ip a00100c8: 0a000001 beq a00100d4 <_Heap_Extend+0x44> a00100cc: e3a00002 mov r0, #2 a00100d0: 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 a00100d4: 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; a00100d8: e0811002 add r1, r1, r2 * block and free it. */ heap->area_end = new_heap_area_end; extend_size = new_heap_area_end a00100dc: e0668008 rsb r8, r6, r8 a00100e0: 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; a00100e4: e584101c str r1, [r4, #28] RTEMS_INLINE_ROUTINE uintptr_t _Heap_Align_down( uintptr_t value, uintptr_t alignment ) { return value - (value % alignment); a00100e8: e1a00008 mov r0, r8 a00100ec: e5941010 ldr r1, [r4, #16] a00100f0: ebffcc36 bl a00031d0 <__umodsi3> a00100f4: 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; a00100f8: e5870000 str r0, [r7] if( extend_size >= heap->min_block_size ) { a00100fc: e5943014 ldr r3, [r4, #20] a0010100: e1530000 cmp r3, r0 a0010104: 9a000003 bls a0010118 <_Heap_Extend+0x88> a0010108: e1a00005 mov r0, r5 <== NOT EXECUTED a001010c: 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; a0010110: e3a00001 mov r0, #1 a0010114: 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; a0010118: 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 = a001011c: 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); a0010120: 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; a0010124: e2011001 and r1, r1, #1 a0010128: e0632002 rsb r2, r3, r2 a001012c: e1801001 orr r1, r0, r1 a0010130: e3822001 orr r2, r2, #1 a0010134: e5861004 str r1, [r6, #4] a0010138: e5832004 str r2, [r3, #4] | HEAP_PREV_BLOCK_USED; heap->last_block = new_last_block; /* Statistics */ stats->size += extend_size; a001013c: e594802c ldr r8, [r4, #44] ; 0x2c ++stats->used_blocks; a0010140: e5941040 ldr r1, [r4, #64] ; 0x40 --stats->frees; /* Do not count subsequent call as actual free() */ a0010144: e5942050 ldr r2, [r4, #80] ; 0x50 | HEAP_PREV_BLOCK_USED; heap->last_block = new_last_block; /* Statistics */ stats->size += extend_size; a0010148: e0880000 add r0, r8, r0 ++stats->used_blocks; a001014c: e2811001 add r1, r1, #1 --stats->frees; /* Do not count subsequent call as actual free() */ a0010150: e2422001 sub r2, r2, #1 | HEAP_PREV_BLOCK_USED; heap->last_block = new_last_block; /* Statistics */ stats->size += extend_size; a0010154: e584002c str r0, [r4, #44] ; 0x2c ++stats->used_blocks; a0010158: 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; a001015c: e5843024 str r3, [r4, #36] ; 0x24 /* Statistics */ stats->size += extend_size; ++stats->used_blocks; --stats->frees; /* Do not count subsequent call as actual free() */ a0010160: e5842050 str r2, [r4, #80] ; 0x50 _Heap_Free( heap, (void *) _Heap_Alloc_area_of_block( last_block )); a0010164: e1a00004 mov r0, r4 a0010168: e2861008 add r1, r6, #8 a001016c: ebffe8bc bl a000a464 <_Heap_Free> a0010170: e1a00005 mov r0, r5 } return HEAP_EXTEND_SUCCESSFUL; } a0010174: e8bd81f0 pop {r4, r5, r6, r7, r8, pc} =============================================================================== a0006cfc <_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() ) ) { a0006cfc: e59f357c ldr r3, [pc, #1404] ; a0007280 <_Heap_Walk+0x584> bool _Heap_Walk( Heap_Control *heap, int source, bool dump ) { a0006d00: 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; a0006d04: e31200ff tst r2, #255 ; 0xff if ( !_System_state_Is_up( _System_state_Get() ) ) { a0006d08: 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; a0006d0c: e59f2570 ldr r2, [pc, #1392] ; a0007284 <_Heap_Walk+0x588> a0006d10: e59fa570 ldr sl, [pc, #1392] ; a0007288 <_Heap_Walk+0x58c> bool _Heap_Walk( Heap_Control *heap, int source, bool dump ) { a0006d14: e24dd038 sub sp, sp, #56 ; 0x38 a0006d18: 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; a0006d1c: 01a0a002 moveq sl, r2 if ( !_System_state_Is_up( _System_state_Get() ) ) { a0006d20: e3530003 cmp r3, #3 Heap_Control *heap, int source, bool dump ) { uintptr_t const page_size = heap->page_size; a0006d24: e5902010 ldr r2, [r0, #16] uintptr_t const min_block_size = heap->min_block_size; Heap_Block *const last_block = heap->last_block; a0006d28: e5903024 ldr r3, [r0, #36] ; 0x24 bool _Heap_Walk( Heap_Control *heap, int source, bool dump ) { a0006d2c: e1a08001 mov r8, r1 uintptr_t const page_size = heap->page_size; a0006d30: e58d2020 str r2, [sp, #32] uintptr_t const min_block_size = heap->min_block_size; a0006d34: e590b014 ldr fp, [r0, #20] Heap_Block *const last_block = heap->last_block; a0006d38: e58d3024 str r3, [sp, #36] ; 0x24 Heap_Block *block = heap->first_block; a0006d3c: 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() ) ) { a0006d40: 0a000002 beq a0006d50 <_Heap_Walk+0x54> if ( !_Heap_Walk_check_control( source, printer, heap ) ) { return false; } while ( block != last_block ) { a0006d44: e3a00001 mov r0, #1 block = next_block; } return true; } a0006d48: e28dd038 add sp, sp, #56 ; 0x38 a0006d4c: 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)( a0006d50: e5900018 ldr r0, [r0, #24] a0006d54: e594101c ldr r1, [r4, #28] a0006d58: e5942008 ldr r2, [r4, #8] a0006d5c: e594300c ldr r3, [r4, #12] a0006d60: e59dc024 ldr ip, [sp, #36] ; 0x24 a0006d64: e98d0003 stmib sp, {r0, r1} a0006d68: e58d2014 str r2, [sp, #20] a0006d6c: e58d3018 str r3, [sp, #24] a0006d70: e59f2514 ldr r2, [pc, #1300] ; a000728c <_Heap_Walk+0x590> a0006d74: e58db000 str fp, [sp] a0006d78: e58d500c str r5, [sp, #12] a0006d7c: e58dc010 str ip, [sp, #16] a0006d80: e1a00008 mov r0, r8 a0006d84: e3a01000 mov r1, #0 a0006d88: e59d3020 ldr r3, [sp, #32] a0006d8c: e12fff3a blx sl heap->area_begin, heap->area_end, first_block, last_block, first_free_block, last_free_block ); if ( page_size == 0 ) { a0006d90: e59d2020 ldr r2, [sp, #32] a0006d94: e3520000 cmp r2, #0 a0006d98: 0a000030 beq a0006e60 <_Heap_Walk+0x164> (*printer)( source, true, "page size is zero\n" ); return false; } if ( !_Addresses_Is_aligned( (void *) page_size ) ) { a0006d9c: e59d3020 ldr r3, [sp, #32] a0006da0: e2139003 ands r9, r3, #3 a0006da4: 1a000033 bne a0006e78 <_Heap_Walk+0x17c> ); return false; } if ( !_Heap_Is_aligned( min_block_size, page_size ) ) { a0006da8: e1a0000b mov r0, fp a0006dac: e59d1020 ldr r1, [sp, #32] a0006db0: ebffe74c bl a0000ae8 <__umodsi3> a0006db4: e2506000 subs r6, r0, #0 a0006db8: 1a000034 bne a0006e90 <_Heap_Walk+0x194> ); return false; } if ( a0006dbc: e2850008 add r0, r5, #8 a0006dc0: e59d1020 ldr r1, [sp, #32] a0006dc4: ebffe747 bl a0000ae8 <__umodsi3> a0006dc8: e2509000 subs r9, r0, #0 a0006dcc: 1a000036 bne a0006eac <_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; a0006dd0: e5957004 ldr r7, [r5, #4] ); return false; } if ( !_Heap_Is_prev_used( first_block ) ) { a0006dd4: e2176001 ands r6, r7, #1 a0006dd8: 0a00003a beq a0006ec8 <_Heap_Walk+0x1cc> ); return false; } if ( first_block->prev_size != page_size ) { a0006ddc: e5953000 ldr r3, [r5] a0006de0: e59dc020 ldr ip, [sp, #32] a0006de4: e15c0003 cmp ip, r3 a0006de8: 1a000015 bne a0006e44 <_Heap_Walk+0x148> ); return false; } if ( _Heap_Is_free( last_block ) ) { a0006dec: e59d2024 ldr r2, [sp, #36] ; 0x24 a0006df0: e5923004 ldr r3, [r2, #4] a0006df4: e3c33001 bic r3, r3, #1 a0006df8: e0823003 add r3, r2, r3 a0006dfc: e5939004 ldr r9, [r3, #4] a0006e00: e2199001 ands r9, r9, #1 a0006e04: 0a000101 beq a0007210 <_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; a0006e08: e5949008 ldr r9, [r4, #8] int source, Heap_Walk_printer printer, Heap_Control *heap ) { uintptr_t const page_size = heap->page_size; a0006e0c: 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 ) { a0006e10: e1540009 cmp r4, r9 int source, Heap_Walk_printer printer, Heap_Control *heap ) { uintptr_t const page_size = heap->page_size; a0006e14: 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 ) { a0006e18: 0a000065 beq a0006fb4 <_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; a0006e1c: 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 a0006e20: e15c0009 cmp ip, r9 a0006e24: 9a00002d bls a0006ee0 <_Heap_Walk+0x1e4> if ( !_Heap_Is_block_in_heap( heap, free_block ) ) { (*printer)( a0006e28: e1a00008 mov r0, r8 a0006e2c: e1a03009 mov r3, r9 a0006e30: e3a01001 mov r1, #1 a0006e34: e59f2454 ldr r2, [pc, #1108] ; a0007290 <_Heap_Walk+0x594> a0006e38: e12fff3a blx sl a0006e3c: e3a00000 mov r0, #0 a0006e40: eaffffc0 b a0006d48 <_Heap_Walk+0x4c> return false; } if ( first_block->prev_size != page_size ) { (*printer)( a0006e44: e1a00008 mov r0, r8 a0006e48: e58dc000 str ip, [sp] a0006e4c: e3a01001 mov r1, #1 a0006e50: e59f243c ldr r2, [pc, #1084] ; a0007294 <_Heap_Walk+0x598> a0006e54: e12fff3a blx sl a0006e58: e1a00009 mov r0, r9 a0006e5c: eaffffb9 b a0006d48 <_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" ); a0006e60: e1a00008 mov r0, r8 a0006e64: e3a01001 mov r1, #1 a0006e68: e59f2428 ldr r2, [pc, #1064] ; a0007298 <_Heap_Walk+0x59c> a0006e6c: e12fff3a blx sl a0006e70: e59d0020 ldr r0, [sp, #32] a0006e74: eaffffb3 b a0006d48 <_Heap_Walk+0x4c> return false; } if ( !_Addresses_Is_aligned( (void *) page_size ) ) { (*printer)( a0006e78: e1a00008 mov r0, r8 a0006e7c: e3a01001 mov r1, #1 a0006e80: e59f2414 ldr r2, [pc, #1044] ; a000729c <_Heap_Walk+0x5a0> a0006e84: e12fff3a blx sl a0006e88: e3a00000 mov r0, #0 a0006e8c: eaffffad b a0006d48 <_Heap_Walk+0x4c> return false; } if ( !_Heap_Is_aligned( min_block_size, page_size ) ) { (*printer)( a0006e90: e1a00008 mov r0, r8 a0006e94: e1a0300b mov r3, fp a0006e98: e3a01001 mov r1, #1 a0006e9c: e59f23fc ldr r2, [pc, #1020] ; a00072a0 <_Heap_Walk+0x5a4> a0006ea0: e12fff3a blx sl a0006ea4: e1a00009 mov r0, r9 a0006ea8: eaffffa6 b a0006d48 <_Heap_Walk+0x4c> } if ( !_Heap_Is_aligned( _Heap_Alloc_area_of_block( first_block ), page_size ) ) { (*printer)( a0006eac: e1a00008 mov r0, r8 a0006eb0: e1a03005 mov r3, r5 a0006eb4: e3a01001 mov r1, #1 a0006eb8: e59f23e4 ldr r2, [pc, #996] ; a00072a4 <_Heap_Walk+0x5a8> a0006ebc: e12fff3a blx sl a0006ec0: e1a00006 mov r0, r6 a0006ec4: eaffff9f b a0006d48 <_Heap_Walk+0x4c> return false; } if ( !_Heap_Is_prev_used( first_block ) ) { (*printer)( a0006ec8: e1a00008 mov r0, r8 a0006ecc: e3a01001 mov r1, #1 a0006ed0: e59f23d0 ldr r2, [pc, #976] ; a00072a8 <_Heap_Walk+0x5ac> a0006ed4: e12fff3a blx sl a0006ed8: e1a00006 mov r0, r6 a0006edc: eaffff99 b a0006d48 <_Heap_Walk+0x4c> && (uintptr_t) block <= (uintptr_t) heap->last_block; a0006ee0: 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 a0006ee4: e1520009 cmp r2, r9 && (uintptr_t) block <= (uintptr_t) heap->last_block; a0006ee8: 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 a0006eec: 3affffcd bcc a0006e28 <_Heap_Walk+0x12c> ); return false; } if ( a0006ef0: e2890008 add r0, r9, #8 a0006ef4: e1a01003 mov r1, r3 a0006ef8: e58dc01c str ip, [sp, #28] a0006efc: ebffe6f9 bl a0000ae8 <__umodsi3> a0006f00: e3500000 cmp r0, #0 a0006f04: e59dc01c ldr ip, [sp, #28] a0006f08: 1a0000c6 bne a0007228 <_Heap_Walk+0x52c> ); return false; } if ( _Heap_Is_used( free_block ) ) { a0006f0c: e5993004 ldr r3, [r9, #4] a0006f10: e3c33001 bic r3, r3, #1 a0006f14: e0893003 add r3, r9, r3 a0006f18: e5933004 ldr r3, [r3, #4] a0006f1c: e3130001 tst r3, #1 a0006f20: 1a0000cf bne a0007264 <_Heap_Walk+0x568> ); return false; } if ( free_block->prev != prev_block ) { a0006f24: e599200c ldr r2, [r9, #12] a0006f28: e1540002 cmp r4, r2 a0006f2c: 1a0000c4 bne a0007244 <_Heap_Walk+0x548> a0006f30: e58d7030 str r7, [sp, #48] ; 0x30 a0006f34: e58db034 str fp, [sp, #52] ; 0x34 a0006f38: e59d702c ldr r7, [sp, #44] ; 0x2c a0006f3c: e59db028 ldr fp, [sp, #40] ; 0x28 a0006f40: e58d502c str r5, [sp, #44] ; 0x2c a0006f44: e58d6028 str r6, [sp, #40] ; 0x28 a0006f48: e1a0600c mov r6, ip a0006f4c: ea000011 b a0006f98 <_Heap_Walk+0x29c> a0006f50: e1590006 cmp r9, r6 a0006f54: 3affffb3 bcc a0006e28 <_Heap_Walk+0x12c> a0006f58: e1570009 cmp r7, r9 ); return false; } if ( a0006f5c: e2890008 add r0, r9, #8 a0006f60: e1a0100b mov r1, fp a0006f64: 3affffaf bcc a0006e28 <_Heap_Walk+0x12c> a0006f68: ebffe6de bl a0000ae8 <__umodsi3> a0006f6c: e3500000 cmp r0, #0 a0006f70: 1a0000ac bne a0007228 <_Heap_Walk+0x52c> ); return false; } if ( _Heap_Is_used( free_block ) ) { a0006f74: e5993004 ldr r3, [r9, #4] a0006f78: e3c33001 bic r3, r3, #1 a0006f7c: e0833009 add r3, r3, r9 a0006f80: e5933004 ldr r3, [r3, #4] a0006f84: e3130001 tst r3, #1 a0006f88: 1a0000b5 bne a0007264 <_Heap_Walk+0x568> ); return false; } if ( free_block->prev != prev_block ) { a0006f8c: e599200c ldr r2, [r9, #12] a0006f90: e1520005 cmp r2, r5 a0006f94: 1a0000aa bne a0007244 <_Heap_Walk+0x548> (*printer)( a0006f98: e1a05009 mov r5, r9 return false; } prev_block = free_block; free_block = free_block->next; a0006f9c: 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 ) { a0006fa0: e1540009 cmp r4, r9 a0006fa4: 1affffe9 bne a0006f50 <_Heap_Walk+0x254> a0006fa8: e28d502c add r5, sp, #44 ; 0x2c a0006fac: e89508a0 ldm r5, {r5, r7, fp} a0006fb0: e59d6028 ldr r6, [sp, #40] ; 0x28 if ( !_Heap_Walk_check_control( source, printer, heap ) ) { return false; } while ( block != last_block ) { a0006fb4: e59d3024 ldr r3, [sp, #36] ; 0x24 a0006fb8: 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)" : ""), a0006fbc: 158db028 strne fp, [sp, #40] ; 0x28 if ( !_Heap_Walk_check_control( source, printer, heap ) ) { return false; } while ( block != last_block ) { a0006fc0: 0affff5f beq a0006d44 <_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; a0006fc4: 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 ) { a0006fc8: 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); a0006fcc: e0876005 add r6, r7, r5 a0006fd0: 0a000010 beq a0007018 <_Heap_Walk+0x31c> (*printer)( a0006fd4: e1a03005 mov r3, r5 a0006fd8: e58d7000 str r7, [sp] a0006fdc: e1a00008 mov r0, r8 a0006fe0: e3a01000 mov r1, #0 a0006fe4: e59f22c0 ldr r2, [pc, #704] ; a00072ac <_Heap_Walk+0x5b0> a0006fe8: 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 a0006fec: e5943020 ldr r3, [r4, #32] a0006ff0: e1530006 cmp r3, r6 a0006ff4: 9a000011 bls a0007040 <_Heap_Walk+0x344> block->prev_size ); } if ( !_Heap_Is_block_in_heap( heap, next_block ) ) { (*printer)( a0006ff8: e1a00008 mov r0, r8 a0006ffc: e58d6000 str r6, [sp] a0007000: e1a03005 mov r3, r5 a0007004: e3a01001 mov r1, #1 a0007008: e59f22a0 ldr r2, [pc, #672] ; a00072b0 <_Heap_Walk+0x5b4> a000700c: e12fff3a blx sl a0007010: e3a00000 mov r0, #0 "block 0x%08x: next block 0x%08x not in heap\n", block, next_block ); return false; a0007014: eaffff4b b a0006d48 <_Heap_Walk+0x4c> "block 0x%08x: size %u\n", block, block_size ); } else { (*printer)( a0007018: e58d7000 str r7, [sp] a000701c: e5953000 ldr r3, [r5] a0007020: e1a00008 mov r0, r8 a0007024: e59f2288 ldr r2, [pc, #648] ; a00072b4 <_Heap_Walk+0x5b8> a0007028: e58d3004 str r3, [sp, #4] a000702c: e1a03005 mov r3, r5 a0007030: e12fff3a blx sl a0007034: e5943020 ldr r3, [r4, #32] a0007038: e1530006 cmp r3, r6 a000703c: 8affffed bhi a0006ff8 <_Heap_Walk+0x2fc> a0007040: e5943024 ldr r3, [r4, #36] ; 0x24 a0007044: e1530006 cmp r3, r6 a0007048: 3affffea bcc a0006ff8 <_Heap_Walk+0x2fc> ); return false; } if ( !_Heap_Is_aligned( block_size, page_size ) ) { a000704c: e1a00007 mov r0, r7 a0007050: e59d1020 ldr r1, [sp, #32] a0007054: ebffe6a3 bl a0000ae8 <__umodsi3> a0007058: e2509000 subs r9, r0, #0 a000705c: 1a000051 bne a00071a8 <_Heap_Walk+0x4ac> ); return false; } if ( block_size < min_block_size ) { a0007060: e59d3028 ldr r3, [sp, #40] ; 0x28 a0007064: e1530007 cmp r3, r7 a0007068: 8a000056 bhi a00071c8 <_Heap_Walk+0x4cc> ); return false; } if ( next_block_begin <= block_begin ) { a000706c: e1550006 cmp r5, r6 a0007070: 2a00005e bcs a00071f0 <_Heap_Walk+0x4f4> ); return false; } if ( !_Heap_Is_prev_used( next_block ) ) { a0007074: e5963004 ldr r3, [r6, #4] a0007078: e3130001 tst r3, #1 a000707c: 1a000034 bne a0007154 <_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; a0007080: 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)( a0007084: 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; a0007088: 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; a000708c: 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; a0007090: 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; a0007094: 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); a0007098: 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; a000709c: 059f0214 ldreq r0, [pc, #532] ; a00072b8 <_Heap_Walk+0x5bc> a00070a0: 0a000003 beq a00070b4 <_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)" : ""), a00070a4: e59fc210 ldr ip, [pc, #528] ; a00072bc <_Heap_Walk+0x5c0> a00070a8: e1520004 cmp r2, r4 a00070ac: e59f020c ldr r0, [pc, #524] ; a00072c0 <_Heap_Walk+0x5c4> a00070b0: 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)( a00070b4: e5953008 ldr r3, [r5, #8] a00070b8: e1510003 cmp r1, r3 a00070bc: 059f1200 ldreq r1, [pc, #512] ; a00072c4 <_Heap_Walk+0x5c8> a00070c0: 0a000003 beq a00070d4 <_Heap_Walk+0x3d8> " (= first)" : (block->prev == free_list_head ? " (= head)" : ""), block->next, block->next == last_free_block ? " (= last)" : (block->next == free_list_tail ? " (= tail)" : "") a00070c4: e59fc1f0 ldr ip, [pc, #496] ; a00072bc <_Heap_Walk+0x5c0> a00070c8: e1530004 cmp r3, r4 a00070cc: e59f11f4 ldr r1, [pc, #500] ; a00072c8 <_Heap_Walk+0x5cc> a00070d0: 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)( a00070d4: e58d2000 str r2, [sp] a00070d8: e98d0009 stmib sp, {r0, r3} a00070dc: e58d100c str r1, [sp, #12] a00070e0: e1a03005 mov r3, r5 a00070e4: e1a00008 mov r0, r8 a00070e8: e3a01000 mov r1, #0 a00070ec: e59f21d8 ldr r2, [pc, #472] ; a00072cc <_Heap_Walk+0x5d0> a00070f0: e12fff3a blx sl block->next == last_free_block ? " (= last)" : (block->next == free_list_tail ? " (= tail)" : "") ); if ( block_size != next_block->prev_size ) { a00070f4: e5993000 ldr r3, [r9] a00070f8: e1570003 cmp r7, r3 a00070fc: 0a000009 beq a0007128 <_Heap_Walk+0x42c> (*printer)( a0007100: e58d3004 str r3, [sp, #4] a0007104: e1a00008 mov r0, r8 a0007108: e58d7000 str r7, [sp] a000710c: e58d9008 str r9, [sp, #8] a0007110: e1a03005 mov r3, r5 a0007114: e3a01001 mov r1, #1 a0007118: e59f21b0 ldr r2, [pc, #432] ; a00072d0 <_Heap_Walk+0x5d4> a000711c: e12fff3a blx sl a0007120: e3a00000 mov r0, #0 a0007124: eaffff07 b a0006d48 <_Heap_Walk+0x4c> ); return false; } if ( !prev_used ) { a0007128: e21b9001 ands r9, fp, #1 a000712c: 0a000016 beq a000718c <_Heap_Walk+0x490> a0007130: 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 ) { a0007134: e1530004 cmp r3, r4 a0007138: 1a000003 bne a000714c <_Heap_Walk+0x450> a000713c: ea00000b b a0007170 <_Heap_Walk+0x474> <== NOT EXECUTED if ( free_block == block ) { return true; } free_block = free_block->next; a0007140: 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 ) { a0007144: e1530004 cmp r3, r4 a0007148: 0a000008 beq a0007170 <_Heap_Walk+0x474> if ( free_block == block ) { a000714c: e1530005 cmp r3, r5 a0007150: 1afffffa bne a0007140 <_Heap_Walk+0x444> if ( !_Heap_Walk_check_control( source, printer, heap ) ) { return false; } while ( block != last_block ) { a0007154: e59d2024 ldr r2, [sp, #36] ; 0x24 a0007158: e1520006 cmp r2, r6 a000715c: 0afffef8 beq a0006d44 <_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 ) { a0007160: e5967004 ldr r7, [r6, #4] a0007164: e1a05006 mov r5, r6 a0007168: e2076001 and r6, r7, #1 a000716c: eaffff94 b a0006fc4 <_Heap_Walk+0x2c8> return false; } if ( !_Heap_Walk_is_in_free_list( heap, block ) ) { (*printer)( a0007170: e1a00008 mov r0, r8 a0007174: e1a03005 mov r3, r5 a0007178: e3a01001 mov r1, #1 a000717c: e59f2150 ldr r2, [pc, #336] ; a00072d4 <_Heap_Walk+0x5d8> a0007180: e12fff3a blx sl a0007184: e3a00000 mov r0, #0 a0007188: eafffeee b a0006d48 <_Heap_Walk+0x4c> return false; } if ( !prev_used ) { (*printer)( a000718c: e1a00008 mov r0, r8 a0007190: e1a03005 mov r3, r5 a0007194: e3a01001 mov r1, #1 a0007198: e59f2138 ldr r2, [pc, #312] ; a00072d8 <_Heap_Walk+0x5dc> a000719c: e12fff3a blx sl a00071a0: e1a00009 mov r0, r9 a00071a4: eafffee7 b a0006d48 <_Heap_Walk+0x4c> return false; } if ( !_Heap_Is_aligned( block_size, page_size ) ) { (*printer)( a00071a8: e1a00008 mov r0, r8 a00071ac: e58d7000 str r7, [sp] a00071b0: e1a03005 mov r3, r5 a00071b4: e3a01001 mov r1, #1 a00071b8: e59f211c ldr r2, [pc, #284] ; a00072dc <_Heap_Walk+0x5e0> a00071bc: e12fff3a blx sl a00071c0: e3a00000 mov r0, #0 "block 0x%08x: block size %u not page aligned\n", block, block_size ); return false; a00071c4: eafffedf b a0006d48 <_Heap_Walk+0x4c> } if ( block_size < min_block_size ) { (*printer)( a00071c8: e58d3004 str r3, [sp, #4] a00071cc: e1a00008 mov r0, r8 a00071d0: e1a0b003 mov fp, r3 a00071d4: e58d7000 str r7, [sp] a00071d8: e1a03005 mov r3, r5 a00071dc: e3a01001 mov r1, #1 a00071e0: e59f20f8 ldr r2, [pc, #248] ; a00072e0 <_Heap_Walk+0x5e4> a00071e4: e12fff3a blx sl a00071e8: e1a00009 mov r0, r9 block, block_size, min_block_size ); return false; a00071ec: eafffed5 b a0006d48 <_Heap_Walk+0x4c> } if ( next_block_begin <= block_begin ) { (*printer)( a00071f0: e1a00008 mov r0, r8 a00071f4: e58d6000 str r6, [sp] a00071f8: e1a03005 mov r3, r5 a00071fc: e3a01001 mov r1, #1 a0007200: e59f20dc ldr r2, [pc, #220] ; a00072e4 <_Heap_Walk+0x5e8> a0007204: e12fff3a blx sl a0007208: e1a00009 mov r0, r9 "block 0x%08x: next block 0x%08x is not a successor\n", block, next_block ); return false; a000720c: eafffecd b a0006d48 <_Heap_Walk+0x4c> return false; } if ( _Heap_Is_free( last_block ) ) { (*printer)( a0007210: e1a00008 mov r0, r8 a0007214: e3a01001 mov r1, #1 a0007218: e59f20c8 ldr r2, [pc, #200] ; a00072e8 <_Heap_Walk+0x5ec> a000721c: e12fff3a blx sl a0007220: e1a00009 mov r0, r9 a0007224: eafffec7 b a0006d48 <_Heap_Walk+0x4c> } if ( !_Heap_Is_aligned( _Heap_Alloc_area_of_block( free_block ), page_size ) ) { (*printer)( a0007228: e1a00008 mov r0, r8 a000722c: e1a03009 mov r3, r9 a0007230: e3a01001 mov r1, #1 a0007234: e59f20b0 ldr r2, [pc, #176] ; a00072ec <_Heap_Walk+0x5f0> a0007238: e12fff3a blx sl a000723c: e3a00000 mov r0, #0 a0007240: eafffec0 b a0006d48 <_Heap_Walk+0x4c> return false; } if ( free_block->prev != prev_block ) { (*printer)( a0007244: e58d2000 str r2, [sp] a0007248: e1a00008 mov r0, r8 a000724c: e1a03009 mov r3, r9 a0007250: e3a01001 mov r1, #1 a0007254: e59f2094 ldr r2, [pc, #148] ; a00072f0 <_Heap_Walk+0x5f4> a0007258: e12fff3a blx sl a000725c: e3a00000 mov r0, #0 a0007260: eafffeb8 b a0006d48 <_Heap_Walk+0x4c> return false; } if ( _Heap_Is_used( free_block ) ) { (*printer)( a0007264: e1a00008 mov r0, r8 a0007268: e1a03009 mov r3, r9 a000726c: e3a01001 mov r1, #1 a0007270: e59f207c ldr r2, [pc, #124] ; a00072f4 <_Heap_Walk+0x5f8> a0007274: e12fff3a blx sl a0007278: e3a00000 mov r0, #0 a000727c: eafffeb1 b a0006d48 <_Heap_Walk+0x4c> =============================================================================== a00061e4 <_Objects_Extend_information>: */ void _Objects_Extend_information( Objects_Information *information ) { a00061e4: 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 ) a00061e8: e5908034 ldr r8, [r0, #52] ; 0x34 */ void _Objects_Extend_information( Objects_Information *information ) { a00061ec: e24dd014 sub sp, sp, #20 a00061f0: 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 ) a00061f4: 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 ); a00061f8: e1d070b8 ldrh r7, [r0, #8] index_base = minimum_index; block = 0; /* if ( information->maximum < minimum_index ) */ if ( information->object_blocks == NULL ) a00061fc: 0a00009d beq a0006478 <_Objects_Extend_information+0x294> block_count = 0; else { block_count = information->maximum / information->allocation_size; a0006200: e1d091b4 ldrh r9, [r0, #20] a0006204: e1d0a1b0 ldrh sl, [r0, #16] a0006208: e1a01009 mov r1, r9 a000620c: e1a0000a mov r0, sl a0006210: eb0043c8 bl a0017138 <__aeabi_uidiv> a0006214: e1a03800 lsl r3, r0, #16 for ( ; block < block_count; block++ ) { a0006218: e1b03823 lsrs r3, r3, #16 a000621c: 01a01009 moveq r1, r9 a0006220: 01a06007 moveq r6, r7 a0006224: 01a04003 moveq r4, r3 a0006228: 0a00000f beq a000626c <_Objects_Extend_information+0x88> if ( information->object_blocks[ block ] == NULL ) a000622c: e5984000 ldr r4, [r8] a0006230: e3540000 cmp r4, #0 a0006234: 11a01009 movne r1, r9 a0006238: 11a06007 movne r6, r7 a000623c: 13a04000 movne r4, #0 a0006240: 01a01009 moveq r1, r9 a0006244: 01a06007 moveq r6, r7 a0006248: 1a000003 bne a000625c <_Objects_Extend_information+0x78> a000624c: ea000006 b a000626c <_Objects_Extend_information+0x88> <== NOT EXECUTED a0006250: e7982104 ldr r2, [r8, r4, lsl #2] a0006254: e3520000 cmp r2, #0 a0006258: 0a000003 beq a000626c <_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++ ) { a000625c: e2844001 add r4, r4, #1 a0006260: e1530004 cmp r3, r4 if ( information->object_blocks[ block ] == NULL ) break; else index_base += information->allocation_size; a0006264: 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++ ) { a0006268: 8afffff8 bhi a0006250 <_Objects_Extend_information+0x6c> else index_base += information->allocation_size; } } maximum = (uint32_t) information->maximum + information->allocation_size; a000626c: 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 ) { a0006270: e35a0801 cmp sl, #65536 ; 0x10000 a0006274: 2a000065 bcs a0006410 <_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 ) { a0006278: 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; a000627c: e5952018 ldr r2, [r5, #24] if ( information->auto_extend ) { a0006280: 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; a0006284: e0000192 mul r0, r2, r1 if ( information->auto_extend ) { a0006288: 1a000062 bne a0006418 <_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 ); a000628c: e58d3000 str r3, [sp] a0006290: eb000848 bl a00083b8 <_Workspace_Allocate_or_fatal_error> a0006294: e59d3000 ldr r3, [sp] a0006298: e1a09000 mov r9, r0 } /* * If the index_base is the maximum we need to grow the tables. */ if (index_base >= information->maximum ) { a000629c: e1d521b0 ldrh r2, [r5, #16] a00062a0: e1560002 cmp r6, r2 a00062a4: 3a000039 bcc a0006390 <_Objects_Extend_information+0x1ac> */ /* * Up the block count and maximum */ block_count++; a00062a8: 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 ); a00062ac: e08c008c add r0, ip, ip, lsl #1 a00062b0: e08a0000 add r0, sl, r0 a00062b4: e0800007 add r0, r0, r7 a00062b8: e1a00100 lsl r0, r0, #2 a00062bc: e88d1008 stm sp, {r3, ip} a00062c0: eb000848 bl a00083e8 <_Workspace_Allocate> if ( !object_blocks ) { a00062c4: e250b000 subs fp, r0, #0 a00062c8: e89d1008 ldm sp, {r3, ip} a00062cc: 0a00006f beq a0006490 <_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 ) { a00062d0: e1d521b0 ldrh r2, [r5, #16] RTEMS_INLINE_ROUTINE void *_Addresses_Add_offset ( const void *base, uintptr_t offset ) { return (void *)((uintptr_t)base + offset); a00062d4: e08b818c add r8, fp, ip, lsl #3 a00062d8: e08bc10c add ip, fp, ip, lsl #2 a00062dc: e1570002 cmp r7, r2 a00062e0: 3a000052 bcc a0006430 <_Objects_Extend_information+0x24c> } else { /* * Deal with the special case of the 0 to minimum_index */ for ( index = 0; index < minimum_index; index++ ) { a00062e4: 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, a00062e8: 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; a00062ec: 11a01002 movne r1, r2 } else { /* * Deal with the special case of the 0 to minimum_index */ for ( index = 0; index < minimum_index; index++ ) { a00062f0: 0a000003 beq a0006304 <_Objects_Extend_information+0x120> local_table[ index ] = NULL; a00062f4: 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++ ) { a00062f8: e2822001 add r2, r2, #1 a00062fc: e1570002 cmp r7, r2 a0006300: 8afffffb bhi a00062f4 <_Objects_Extend_information+0x110> a0006304: 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 ); a0006308: e1d511b4 ldrh r1, [r5, #20] } /* * Initialise the new entries in the table. */ object_blocks[block_count] = NULL; a000630c: e3a00000 mov r0, #0 inactive_per_block[block_count] = 0; a0006310: e78c0003 str r0, [ip, r3] for ( index=index_base ; index < ( information->allocation_size + index_base ); a0006314: 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 ; a0006318: e1560001 cmp r6, r1 } /* * Initialise the new entries in the table. */ object_blocks[block_count] = NULL; a000631c: e78b0003 str r0, [fp, r3] inactive_per_block[block_count] = 0; for ( index=index_base ; a0006320: 2a000005 bcs a000633c <_Objects_Extend_information+0x158> a0006324: e0882106 add r2, r8, r6, lsl #2 a0006328: e1a03006 mov r3, r6 index < ( information->allocation_size + index_base ); index++ ) { a000632c: 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 ; a0006330: e1530001 cmp r3, r1 index < ( information->allocation_size + index_base ); index++ ) { local_table[ index ] = NULL; a0006334: 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 ; a0006338: 3afffffb bcc a000632c <_Objects_Extend_information+0x148> a000633c: e10f3000 mrs r3, CPSR a0006340: e3832080 orr r2, r3, #128 ; 0x80 a0006344: 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( a0006348: e5952000 ldr r2, [r5] a000634c: 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; a0006350: e1a0a80a lsl sl, sl, #16 information->maximum_id = _Objects_Build_id( a0006354: e1a02c02 lsl r2, r2, #24 a0006358: 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; a000635c: e1a0a82a lsr sl, sl, #16 information->maximum_id = _Objects_Build_id( a0006360: e1822d81 orr r2, r2, r1, lsl #27 a0006364: e182200a orr r2, r2, sl local_table[ index ] = NULL; } _ISR_Disable( level ); old_tables = information->object_blocks; a0006368: e5950034 ldr r0, [r5, #52] ; 0x34 information->object_blocks = object_blocks; information->inactive_per_block = inactive_per_block; a000636c: e585c030 str ip, [r5, #48] ; 0x30 information->local_table = local_table; a0006370: e585801c str r8, [r5, #28] information->maximum = (Objects_Maximum) maximum; information->maximum_id = _Objects_Build_id( a0006374: 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; a0006378: e1c5a1b0 strh sl, [r5, #16] _ISR_Disable( level ); old_tables = information->object_blocks; information->object_blocks = object_blocks; a000637c: e585b034 str fp, [r5, #52] ; 0x34 static inline void arm_interrupt_enable( uint32_t level ) { ARM_SWITCH_REGISTERS; asm volatile ( a0006380: e129f003 msr CPSR_fc, r3 information->maximum ); _ISR_Enable( level ); if ( old_tables ) a0006384: e3500000 cmp r0, #0 a0006388: 0a000000 beq a0006390 <_Objects_Extend_information+0x1ac> _Workspace_Free( old_tables ); a000638c: eb00081b bl a0008400 <_Workspace_Free> } /* * Assign the new object block to the object block table. */ information->object_blocks[ block ] = new_object_block; a0006390: e5953034 ldr r3, [r5, #52] ; 0x34 /* * Initialize objects .. add to a local chain first. */ _Chain_Initialize( a0006394: e28d7008 add r7, sp, #8 a0006398: e1a01009 mov r1, r9 } /* * Assign the new object block to the object block table. */ information->object_blocks[ block ] = new_object_block; a000639c: e7839104 str r9, [r3, r4, lsl #2] /* * Initialize objects .. add to a local chain first. */ _Chain_Initialize( a00063a0: e1a00007 mov r0, r7 a00063a4: e1d521b4 ldrh r2, [r5, #20] a00063a8: e5953018 ldr r3, [r5, #24] a00063ac: eb0011bd bl a000aaa8 <_Chain_Initialize> } /* * Assign the new object block to the object block table. */ information->object_blocks[ block ] = new_object_block; a00063b0: e1a04104 lsl r4, r4, #2 information->the_class, _Objects_Local_node, index ); _Chain_Append( &information->Inactive, &the_object->Node ); a00063b4: 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 ) { a00063b8: ea000008 b a00063e0 <_Objects_Extend_information+0x1fc> the_object->id = _Objects_Build_id( a00063bc: e5952000 ldr r2, [r5] a00063c0: e1d5c0b4 ldrh ip, [r5, #4] a00063c4: e1a02c02 lsl r2, r2, #24 a00063c8: e3822801 orr r2, r2, #65536 ; 0x10000 a00063cc: e1822d8c orr r2, r2, ip, lsl #27 a00063d0: e1822006 orr r2, r2, r6 a00063d4: e5832008 str r2, [r3, #8] information->the_class, _Objects_Local_node, index ); _Chain_Append( &information->Inactive, &the_object->Node ); a00063d8: ebfffd15 bl a0005834 <_Chain_Append> index++; a00063dc: 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 ) { a00063e0: e1a00007 mov r0, r7 a00063e4: ebfffd1d bl a0005860 <_Chain_Get> a00063e8: e2503000 subs r3, r0, #0 information->the_class, _Objects_Local_node, index ); _Chain_Append( &information->Inactive, &the_object->Node ); a00063ec: e1a01003 mov r1, r3 a00063f0: 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 ) { a00063f4: 1afffff0 bne a00063bc <_Objects_Extend_information+0x1d8> _Chain_Append( &information->Inactive, &the_object->Node ); index++; } information->inactive_per_block[ block ] = information->allocation_size; a00063f8: e1d531b4 ldrh r3, [r5, #20] information->inactive = a00063fc: e1d522bc ldrh r2, [r5, #44] ; 0x2c _Chain_Append( &information->Inactive, &the_object->Node ); index++; } information->inactive_per_block[ block ] = information->allocation_size; a0006400: e5951030 ldr r1, [r5, #48] ; 0x30 information->inactive = a0006404: e0832002 add r2, r3, r2 _Chain_Append( &information->Inactive, &the_object->Node ); index++; } information->inactive_per_block[ block ] = information->allocation_size; a0006408: e7813004 str r3, [r1, r4] information->inactive = a000640c: e1c522bc strh r2, [r5, #44] ; 0x2c (Objects_Maximum)(information->inactive + information->allocation_size); } a0006410: e28dd014 add sp, sp, #20 a0006414: 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 ); a0006418: e58d3000 str r3, [sp] a000641c: eb0007f1 bl a00083e8 <_Workspace_Allocate> if ( !new_object_block ) a0006420: e2509000 subs r9, r0, #0 a0006424: e59d3000 ldr r3, [sp] a0006428: 1affff9b bne a000629c <_Objects_Extend_information+0xb8> a000642c: eafffff7 b a0006410 <_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, a0006430: e1a03103 lsl r3, r3, #2 a0006434: e1a02003 mov r2, r3 a0006438: e5951034 ldr r1, [r5, #52] ; 0x34 a000643c: e88d1008 stm sp, {r3, ip} a0006440: eb001fc7 bl a000e364 information->object_blocks, block_count * sizeof(void*) ); memcpy( inactive_per_block, a0006444: e89d1008 ldm sp, {r3, ip} a0006448: e5951030 ldr r1, [r5, #48] ; 0x30 a000644c: e1a0000c mov r0, ip a0006450: e1a02003 mov r2, r3 a0006454: eb001fc2 bl a000e364 information->inactive_per_block, block_count * sizeof(uint32_t) ); memcpy( local_table, a0006458: e1d521b0 ldrh r2, [r5, #16] a000645c: e1a00008 mov r0, r8 a0006460: e595101c ldr r1, [r5, #28] a0006464: e0872002 add r2, r7, r2 a0006468: e1a02102 lsl r2, r2, #2 a000646c: eb001fbc bl a000e364 a0006470: e89d1008 ldm sp, {r3, ip} a0006474: eaffffa3 b a0006308 <_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 ) a0006478: e1a04008 mov r4, r8 a000647c: e1d0a1b0 ldrh sl, [r0, #16] a0006480: e1d011b4 ldrh r1, [r0, #20] a0006484: e1a06007 mov r6, r7 a0006488: e1a03008 mov r3, r8 a000648c: eaffff76 b a000626c <_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 ); a0006490: e1a00009 mov r0, r9 a0006494: eb0007d9 bl a0008400 <_Workspace_Free> return; a0006498: eaffffdc b a0006410 <_Objects_Extend_information+0x22c> =============================================================================== a0006e80 <_Objects_Set_name>: bool _Objects_Set_name( Objects_Information *information, Objects_Control *the_object, const char *name ) { a0006e80: e92d40f0 push {r4, r5, r6, r7, lr} a0006e84: e1a05000 mov r5, r0 a0006e88: e1a06001 mov r6, r1 size_t length; const char *s; s = name; length = strnlen( name, information->name_length ); a0006e8c: e1a00002 mov r0, r2 a0006e90: e1d513ba ldrh r1, [r5, #58] ; 0x3a bool _Objects_Set_name( Objects_Information *information, Objects_Control *the_object, const char *name ) { a0006e94: e1a07002 mov r7, r2 size_t length; const char *s; s = name; length = strnlen( name, information->name_length ); a0006e98: eb00242c bl a000ff50 #if defined(RTEMS_SCORE_OBJECT_ENABLE_STRING_NAMES) if ( information->is_string ) { a0006e9c: e5d53038 ldrb r3, [r5, #56] ; 0x38 { size_t length; const char *s; s = name; length = strnlen( name, information->name_length ); a0006ea0: e1a04000 mov r4, r0 #if defined(RTEMS_SCORE_OBJECT_ENABLE_STRING_NAMES) if ( information->is_string ) { a0006ea4: e3530000 cmp r3, #0 a0006ea8: 1a000017 bne a0006f0c <_Objects_Set_name+0x8c> d[length] = '\0'; the_object->name.name_p = d; } else #endif { the_object->name.name_u32 = _Objects_Build_name( a0006eac: e5d72000 ldrb r2, [r7] a0006eb0: e3500001 cmp r0, #1 a0006eb4: e1a02c02 lsl r2, r2, #24 a0006eb8: 9a00000c bls a0006ef0 <_Objects_Set_name+0x70> a0006ebc: e5d73001 ldrb r3, [r7, #1] a0006ec0: e3500002 cmp r0, #2 a0006ec4: e1822803 orr r2, r2, r3, lsl #16 a0006ec8: 0a000009 beq a0006ef4 <_Objects_Set_name+0x74> a0006ecc: e5d73002 ldrb r3, [r7, #2] a0006ed0: e3500003 cmp r0, #3 a0006ed4: e1822403 orr r2, r2, r3, lsl #8 a0006ed8: 15d73003 ldrbne r3, [r7, #3] a0006edc: 0a000005 beq a0006ef8 <_Objects_Set_name+0x78> a0006ee0: e1823003 orr r3, r2, r3 a0006ee4: e586300c str r3, [r6, #12] a0006ee8: e3a00001 mov r0, #1 ); } return true; } a0006eec: e8bd80f0 pop {r4, r5, r6, r7, pc} d[length] = '\0'; the_object->name.name_p = d; } else #endif { the_object->name.name_u32 = _Objects_Build_name( a0006ef0: e3822602 orr r2, r2, #2097152 ; 0x200000 a0006ef4: e3822a02 orr r2, r2, #8192 ; 0x2000 a0006ef8: e3a03020 mov r3, #32 a0006efc: e1823003 orr r3, r2, r3 a0006f00: e586300c str r3, [r6, #12] a0006f04: e3a00001 mov r0, #1 ); } return true; } a0006f08: e8bd80f0 pop {r4, r5, r6, r7, pc} #if defined(RTEMS_SCORE_OBJECT_ENABLE_STRING_NAMES) if ( information->is_string ) { char *d; d = _Workspace_Allocate( length + 1 ); a0006f0c: e2800001 add r0, r0, #1 a0006f10: eb00070b bl a0008b44 <_Workspace_Allocate> if ( !d ) a0006f14: e2505000 subs r5, r0, #0 a0006f18: 0a00000e beq a0006f58 <_Objects_Set_name+0xd8> return false; if ( the_object->name.name_p ) { a0006f1c: e596000c ldr r0, [r6, #12] a0006f20: e3500000 cmp r0, #0 a0006f24: 0a000002 beq a0006f34 <_Objects_Set_name+0xb4> _Workspace_Free( (void *)the_object->name.name_p ); a0006f28: eb00070b bl a0008b5c <_Workspace_Free> the_object->name.name_p = NULL; a0006f2c: e3a03000 mov r3, #0 a0006f30: e586300c str r3, [r6, #12] } strncpy( d, name, length ); a0006f34: e1a01007 mov r1, r7 a0006f38: e1a00005 mov r0, r5 a0006f3c: e1a02004 mov r2, r4 a0006f40: eb0023c8 bl a000fe68 d[length] = '\0'; a0006f44: e3a03000 mov r3, #0 a0006f48: e7c53004 strb r3, [r5, r4] the_object->name.name_p = d; a0006f4c: e3a00001 mov r0, #1 a0006f50: e586500c str r5, [r6, #12] a0006f54: e8bd80f0 pop {r4, r5, r6, r7, pc} #if defined(RTEMS_SCORE_OBJECT_ENABLE_STRING_NAMES) if ( information->is_string ) { char *d; d = _Workspace_Allocate( length + 1 ); if ( !d ) a0006f58: e1a00005 mov r0, r5 <== NOT EXECUTED a0006f5c: e8bd80f0 pop {r4, r5, r6, r7, pc} <== NOT EXECUTED =============================================================================== a0005fb0 <_POSIX_Condition_variables_Wait_support>: pthread_cond_t *cond, pthread_mutex_t *mutex, Watchdog_Interval timeout, bool already_timedout ) { a0005fb0: e92d45f0 push {r4, r5, r6, r7, r8, sl, lr} a0005fb4: e1a04001 mov r4, r1 a0005fb8: e24dd004 sub sp, sp, #4 a0005fbc: e1a06000 mov r6, r0 register POSIX_Condition_variables_Control *the_cond; Objects_Locations location; int status; int mutex_status; if ( !_POSIX_Mutex_Get( mutex, &location ) ) { a0005fc0: e1a0100d mov r1, sp a0005fc4: e1a00004 mov r0, r4 pthread_cond_t *cond, pthread_mutex_t *mutex, Watchdog_Interval timeout, bool already_timedout ) { a0005fc8: e1a08002 mov r8, r2 a0005fcc: e20370ff and r7, r3, #255 ; 0xff register POSIX_Condition_variables_Control *the_cond; Objects_Locations location; int status; int mutex_status; if ( !_POSIX_Mutex_Get( mutex, &location ) ) { a0005fd0: eb000076 bl a00061b0 <_POSIX_Mutex_Get> a0005fd4: e3500000 cmp r0, #0 a0005fd8: 0a00000a beq a0006008 <_POSIX_Condition_variables_Wait_support+0x58> */ RTEMS_INLINE_ROUTINE void _Thread_Unnest_dispatch( void ) { RTEMS_COMPILER_MEMORY_BARRIER(); _Thread_Dispatch_disable_level -= 1; a0005fdc: e59f30dc ldr r3, [pc, #220] ; a00060c0 <_POSIX_Condition_variables_Wait_support+0x110> return EINVAL; } _Thread_Unnest_dispatch(); the_cond = _POSIX_Condition_variables_Get( cond, &location ); a0005fe0: e1a0100d mov r1, sp a0005fe4: e1a00006 mov r0, r6 a0005fe8: e5932000 ldr r2, [r3] a0005fec: e2422001 sub r2, r2, #1 a0005ff0: e5832000 str r2, [r3] a0005ff4: ebffff76 bl a0005dd4 <_POSIX_Condition_variables_Get> switch ( location ) { a0005ff8: e59d3000 ldr r3, [sp] return EINVAL; } _Thread_Unnest_dispatch(); the_cond = _POSIX_Condition_variables_Get( cond, &location ); a0005ffc: e1a0a000 mov sl, r0 switch ( location ) { a0006000: e3530000 cmp r3, #0 a0006004: 0a000003 beq a0006018 <_POSIX_Condition_variables_Wait_support+0x68> /* * When we get here the dispatch disable level is 0. */ mutex_status = pthread_mutex_lock( mutex ); if ( mutex_status ) a0006008: e3a05016 mov r5, #22 case OBJECTS_ERROR: break; } return EINVAL; } a000600c: e1a00005 mov r0, r5 a0006010: e28dd004 add sp, sp, #4 a0006014: e8bd85f0 pop {r4, r5, r6, r7, r8, sl, pc} the_cond = _POSIX_Condition_variables_Get( cond, &location ); switch ( location ) { case OBJECTS_LOCAL: if ( the_cond->Mutex && ( the_cond->Mutex != *mutex ) ) { a0006018: e5903014 ldr r3, [r0, #20] a000601c: e3530000 cmp r3, #0 a0006020: 0a000005 beq a000603c <_POSIX_Condition_variables_Wait_support+0x8c> a0006024: e5942000 ldr r2, [r4] a0006028: e1530002 cmp r3, r2 a000602c: 0a000002 beq a000603c <_POSIX_Condition_variables_Wait_support+0x8c> _Thread_Enable_dispatch(); a0006030: eb000c76 bl a0009210 <_Thread_Enable_dispatch> a0006034: e3a05016 mov r5, #22 return EINVAL; a0006038: eafffff3 b a000600c <_POSIX_Condition_variables_Wait_support+0x5c> } (void) pthread_mutex_unlock( mutex ); a000603c: e1a00004 mov r0, r4 a0006040: eb0000e6 bl a00063e0 _Thread_Enable_dispatch(); return EINVAL; } */ if ( !already_timedout ) { a0006044: e3570000 cmp r7, #0 a0006048: 0a000006 beq a0006068 <_POSIX_Condition_variables_Wait_support+0xb8> status = _Thread_Executing->Wait.return_code; if ( status && status != ETIMEDOUT ) return status; } else { _Thread_Enable_dispatch(); a000604c: eb000c6f bl a0009210 <_Thread_Enable_dispatch> a0006050: e3a05074 mov r5, #116 ; 0x74 /* * When we get here the dispatch disable level is 0. */ mutex_status = pthread_mutex_lock( mutex ); a0006054: e1a00004 mov r0, r4 a0006058: eb0000bf bl a000635c if ( mutex_status ) a000605c: e3500000 cmp r0, #0 a0006060: 0affffe9 beq a000600c <_POSIX_Condition_variables_Wait_support+0x5c> a0006064: eaffffe7 b a0006008 <_POSIX_Condition_variables_Wait_support+0x58> if ( !already_timedout ) { the_cond->Mutex = *mutex; _Thread_queue_Enter_critical_section( &the_cond->Wait_queue ); _Thread_Executing->Wait.return_code = 0; a0006068: e59f5054 ldr r5, [pc, #84] ; a00060c4 <_POSIX_Condition_variables_Wait_support+0x114> return EINVAL; } */ if ( !already_timedout ) { the_cond->Mutex = *mutex; a000606c: e5941000 ldr r1, [r4] _Thread_queue_Enter_critical_section( &the_cond->Wait_queue ); _Thread_Executing->Wait.return_code = 0; _Thread_Executing->Wait.queue = &the_cond->Wait_queue; a0006070: e28a2018 add r2, sl, #24 if ( !already_timedout ) { the_cond->Mutex = *mutex; _Thread_queue_Enter_critical_section( &the_cond->Wait_queue ); _Thread_Executing->Wait.return_code = 0; a0006074: e5953000 ldr r3, [r5] return EINVAL; } */ if ( !already_timedout ) { the_cond->Mutex = *mutex; a0006078: e58a1014 str r1, [sl, #20] RTEMS_INLINE_ROUTINE void _Thread_queue_Enter_critical_section ( Thread_queue_Control *the_thread_queue ) { the_thread_queue->sync_state = THREAD_BLOCKING_OPERATION_NOTHING_HAPPENED; a000607c: e3a00001 mov r0, #1 _Thread_queue_Enter_critical_section( &the_cond->Wait_queue ); _Thread_Executing->Wait.return_code = 0; a0006080: e5837034 str r7, [r3, #52] ; 0x34 _Thread_Executing->Wait.queue = &the_cond->Wait_queue; _Thread_Executing->Wait.id = *cond; a0006084: e5961000 ldr r1, [r6] if ( !already_timedout ) { the_cond->Mutex = *mutex; _Thread_queue_Enter_critical_section( &the_cond->Wait_queue ); _Thread_Executing->Wait.return_code = 0; _Thread_Executing->Wait.queue = &the_cond->Wait_queue; a0006088: e5832044 str r2, [r3, #68] ; 0x44 a000608c: e58a0048 str r0, [sl, #72] ; 0x48 _Thread_Executing->Wait.id = *cond; a0006090: e5831020 str r1, [r3, #32] _Thread_queue_Enqueue( &the_cond->Wait_queue, timeout ); a0006094: e1a00002 mov r0, r2 a0006098: e1a01008 mov r1, r8 a000609c: e59f2024 ldr r2, [pc, #36] ; a00060c8 <_POSIX_Condition_variables_Wait_support+0x118> a00060a0: eb000da1 bl a000972c <_Thread_queue_Enqueue_with_handler> _Thread_Enable_dispatch(); a00060a4: eb000c59 bl a0009210 <_Thread_Enable_dispatch> /* * Switch ourself out because we blocked as a result of the * _Thread_queue_Enqueue. */ status = _Thread_Executing->Wait.return_code; a00060a8: e5953000 ldr r3, [r5] a00060ac: e5935034 ldr r5, [r3, #52] ; 0x34 if ( status && status != ETIMEDOUT ) a00060b0: e3550074 cmp r5, #116 ; 0x74 a00060b4: 13550000 cmpne r5, #0 a00060b8: 0affffe5 beq a0006054 <_POSIX_Condition_variables_Wait_support+0xa4> a00060bc: eaffffd2 b a000600c <_POSIX_Condition_variables_Wait_support+0x5c><== NOT EXECUTED =============================================================================== a000d764 <_POSIX_signals_Clear_process_signals>: static inline uint32_t arm_interrupt_disable( void ) { uint32_t arm_switch_reg; uint32_t level; asm volatile ( a000d764: e10f2000 mrs r2, CPSR a000d768: e3823080 orr r3, r2, #128 ; 0x80 a000d76c: e129f003 msr CPSR_fc, r3 mask = signo_to_mask( signo ); ISR_Level level; _ISR_Disable( level ); if ( _POSIX_signals_Vectors[ signo ].sa_flags == SA_SIGINFO ) { a000d770: e3a0100c mov r1, #12 a000d774: e0030091 mul r3, r1, r0 a000d778: e59f105c ldr r1, [pc, #92] ; a000d7dc <_POSIX_signals_Clear_process_signals+0x78> a000d77c: e7911003 ldr r1, [r1, r3] a000d780: e3510002 cmp r1, #2 a000d784: 0a00000c beq a000d7bc <_POSIX_signals_Clear_process_signals+0x58> if ( !_Chain_Is_empty( &_POSIX_signals_Siginfo[ signo ] ) ) clear_signal = false; } if ( clear_signal ) { _POSIX_signals_Pending &= ~mask; a000d788: e59f3050 ldr r3, [pc, #80] ; a000d7e0 <_POSIX_signals_Clear_process_signals+0x7c> a000d78c: e3a0c001 mov ip, #1 a000d790: e2400001 sub r0, r0, #1 a000d794: e5931000 ldr r1, [r3] a000d798: e1c1001c bic r0, r1, ip, lsl r0 if ( !_POSIX_signals_Pending ) a000d79c: e3500000 cmp r0, #0 if ( _POSIX_signals_Vectors[ signo ].sa_flags == SA_SIGINFO ) { if ( !_Chain_Is_empty( &_POSIX_signals_Siginfo[ signo ] ) ) clear_signal = false; } if ( clear_signal ) { _POSIX_signals_Pending &= ~mask; a000d7a0: e5830000 str r0, [r3] if ( !_POSIX_signals_Pending ) _Thread_Do_post_task_switch_extension--; a000d7a4: 059f3038 ldreq r3, [pc, #56] ; a000d7e4 <_POSIX_signals_Clear_process_signals+0x80> a000d7a8: 05931000 ldreq r1, [r3] a000d7ac: 02411001 subeq r1, r1, #1 a000d7b0: 05831000 streq r1, [r3] static inline void arm_interrupt_enable( uint32_t level ) { ARM_SWITCH_REGISTERS; asm volatile ( a000d7b4: e129f002 msr CPSR_fc, r2 } _ISR_Enable( level ); } a000d7b8: e12fff1e bx lr ISR_Level level; _ISR_Disable( level ); if ( _POSIX_signals_Vectors[ signo ].sa_flags == SA_SIGINFO ) { if ( !_Chain_Is_empty( &_POSIX_signals_Siginfo[ signo ] ) ) a000d7bc: e59f1024 ldr r1, [pc, #36] ; a000d7e8 <_POSIX_signals_Clear_process_signals+0x84> */ RTEMS_INLINE_ROUTINE Chain_Node *_Chain_Tail( Chain_Control *the_chain ) { return (Chain_Node *) &the_chain->permanent_null; a000d7c0: e791c003 ldr ip, [r1, r3] a000d7c4: e0813003 add r3, r1, r3 a000d7c8: e2833004 add r3, r3, #4 a000d7cc: e15c0003 cmp ip, r3 a000d7d0: 0affffec beq a000d788 <_POSIX_signals_Clear_process_signals+0x24> a000d7d4: e129f002 msr CPSR_fc, r2 <== NOT EXECUTED _POSIX_signals_Pending &= ~mask; if ( !_POSIX_signals_Pending ) _Thread_Do_post_task_switch_extension--; } _ISR_Enable( level ); } a000d7d8: e12fff1e bx lr <== NOT EXECUTED =============================================================================== a000703c <_Thread_Initialize>: Thread_CPU_budget_algorithms budget_algorithm, Thread_CPU_budget_algorithm_callout budget_callout, uint32_t isr_level, Objects_Name name ) { a000703c: e92d4ff0 push {r4, r5, r6, r7, r8, r9, sl, fp, lr} if ( !actual_stack_size || actual_stack_size < stack_size ) return false; /* stack allocation failed */ stack = the_thread->Start.stack; #else if ( !stack_area ) { a0007040: e2525000 subs r5, r2, #0 Thread_CPU_budget_algorithms budget_algorithm, Thread_CPU_budget_algorithm_callout budget_callout, uint32_t isr_level, Objects_Name name ) { a0007044: e24dd004 sub sp, sp, #4 /* * Zero out all the allocated memory fields */ for ( i=0 ; i <= THREAD_API_LAST ; i++ ) the_thread->API_Extensions[i] = NULL; a0007048: e3a02000 mov r2, #0 Thread_CPU_budget_algorithms budget_algorithm, Thread_CPU_budget_algorithm_callout budget_callout, uint32_t isr_level, Objects_Name name ) { a000704c: e1a06000 mov r6, r0 /* * Zero out all the allocated memory fields */ for ( i=0 ; i <= THREAD_API_LAST ; i++ ) the_thread->API_Extensions[i] = NULL; a0007050: e5812104 str r2, [r1, #260] ; 0x104 a0007054: e5812108 str r2, [r1, #264] ; 0x108 a0007058: e581210c str r2, [r1, #268] ; 0x10c extensions_area = NULL; the_thread->libc_reent = NULL; a000705c: e5812100 str r2, [r1, #256] ; 0x100 Thread_CPU_budget_algorithms budget_algorithm, Thread_CPU_budget_algorithm_callout budget_callout, uint32_t isr_level, Objects_Name name ) { a0007060: e5dd9030 ldrb r9, [sp, #48] ; 0x30 a0007064: e1a04001 mov r4, r1 stack = the_thread->Start.stack; the_thread->Start.core_allocated_stack = true; } else { stack = stack_area; actual_stack_size = stack_size; the_thread->Start.core_allocated_stack = false; a0007068: 15c120c0 strbne r2, [r1, #192] ; 0xc0 Thread_CPU_budget_algorithms budget_algorithm, Thread_CPU_budget_algorithm_callout budget_callout, uint32_t isr_level, Objects_Name name ) { a000706c: e59d802c ldr r8, [sp, #44] ; 0x2c a0007070: e59d7034 ldr r7, [sp, #52] ; 0x34 stack = the_thread->Start.stack; the_thread->Start.core_allocated_stack = true; } else { stack = stack_area; actual_stack_size = stack_size; the_thread->Start.core_allocated_stack = false; a0007074: 11a02005 movne r2, r5 a0007078: 11a00003 movne r0, r3 if ( !actual_stack_size || actual_stack_size < stack_size ) return false; /* stack allocation failed */ stack = the_thread->Start.stack; #else if ( !stack_area ) { a000707c: 0a000043 beq a0007190 <_Thread_Initialize+0x154> #endif /* * Allocate the extensions area for this thread */ if ( _Thread_Maximum_extensions ) { a0007080: e59f5198 ldr r5, [pc, #408] ; a0007220 <_Thread_Initialize+0x1e4> Watchdog_Service_routine_entry routine, Objects_Id id, void *user_data ) { the_watchdog->state = WATCHDOG_INACTIVE; a0007084: e3a0b000 mov fp, #0 Stack_Control *the_stack, void *starting_address, size_t size ) { the_stack->area = starting_address; a0007088: e58420c8 str r2, [r4, #200] ; 0xc8 a000708c: e595a000 ldr sl, [r5] a0007090: e584b050 str fp, [r4, #80] ; 0x50 the_stack->size = size; a0007094: e58400c4 str r0, [r4, #196] ; 0xc4 a0007098: e15a000b cmp sl, fp the_watchdog->routine = routine; a000709c: e584b064 str fp, [r4, #100] ; 0x64 the_watchdog->id = id; a00070a0: e584b068 str fp, [r4, #104] ; 0x68 the_watchdog->user_data = user_data; a00070a4: e584b06c str fp, [r4, #108] ; 0x6c (_Thread_Maximum_extensions + 1) * sizeof( void * ) ); if ( !extensions_area ) goto failed; } the_thread->extensions = (void **) extensions_area; a00070a8: 0584a110 streq sl, [r4, #272] ; 0x110 #endif /* * Allocate the extensions area for this thread */ if ( _Thread_Maximum_extensions ) { a00070ac: 1a000045 bne a00071c8 <_Thread_Initialize+0x18c> * General initialization */ the_thread->Start.is_preemptible = is_preemptible; the_thread->Start.budget_algorithm = budget_algorithm; the_thread->Start.budget_callout = budget_callout; a00070b0: e59d3038 ldr r3, [sp, #56] ; 0x38 switch ( budget_algorithm ) { a00070b4: e3570002 cmp r7, #2 /* * General initialization */ the_thread->Start.is_preemptible = is_preemptible; the_thread->Start.budget_algorithm = budget_algorithm; a00070b8: e58470b0 str r7, [r4, #176] ; 0xb0 the_thread->Start.budget_callout = budget_callout; a00070bc: e58430b4 str r3, [r4, #180] ; 0xb4 case THREAD_CPU_BUDGET_ALGORITHM_NONE: case THREAD_CPU_BUDGET_ALGORITHM_RESET_TIMESLICE: break; #if defined(RTEMS_SCORE_THREAD_ENABLE_EXHAUST_TIMESLICE) case THREAD_CPU_BUDGET_ALGORITHM_EXHAUST_TIMESLICE: the_thread->cpu_time_budget = _Thread_Ticks_per_timeslice; a00070c0: 059f315c ldreq r3, [pc, #348] ; a0007224 <_Thread_Initialize+0x1e8> } the_thread->Start.isr_level = isr_level; the_thread->current_state = STATES_DORMANT; the_thread->Wait.queue = NULL; a00070c4: e3a07000 mov r7, #0 #endif } the_thread->Start.isr_level = isr_level; the_thread->current_state = STATES_DORMANT; a00070c8: e3a05001 mov r5, #1 case THREAD_CPU_BUDGET_ALGORITHM_NONE: case THREAD_CPU_BUDGET_ALGORITHM_RESET_TIMESLICE: break; #if defined(RTEMS_SCORE_THREAD_ENABLE_EXHAUST_TIMESLICE) case THREAD_CPU_BUDGET_ALGORITHM_EXHAUST_TIMESLICE: the_thread->cpu_time_budget = _Thread_Ticks_per_timeslice; a00070cc: 05933000 ldreq r3, [r3] #if defined(RTEMS_ITRON_API) the_thread->suspend_count = 0; #endif the_thread->real_priority = priority; the_thread->Start.initial_priority = priority; _Thread_Set_priority( the_thread, priority ); a00070d0: e1a01008 mov r1, r8 a00070d4: e1a00004 mov r0, r4 case THREAD_CPU_BUDGET_ALGORITHM_NONE: case THREAD_CPU_BUDGET_ALGORITHM_RESET_TIMESLICE: break; #if defined(RTEMS_SCORE_THREAD_ENABLE_EXHAUST_TIMESLICE) case THREAD_CPU_BUDGET_ALGORITHM_EXHAUST_TIMESLICE: the_thread->cpu_time_budget = _Thread_Ticks_per_timeslice; a00070d8: 05843078 streq r3, [r4, #120] ; 0x78 case THREAD_CPU_BUDGET_ALGORITHM_CALLOUT: break; #endif } the_thread->Start.isr_level = isr_level; a00070dc: e59d303c ldr r3, [sp, #60] ; 0x3c /* * General initialization */ the_thread->Start.is_preemptible = is_preemptible; a00070e0: e5c490ac strb r9, [r4, #172] ; 0xac #endif } the_thread->Start.isr_level = isr_level; the_thread->current_state = STATES_DORMANT; a00070e4: e5845010 str r5, [r4, #16] case THREAD_CPU_BUDGET_ALGORITHM_CALLOUT: break; #endif } the_thread->Start.isr_level = isr_level; a00070e8: e58430b8 str r3, [r4, #184] ; 0xb8 the_thread->current_state = STATES_DORMANT; the_thread->Wait.queue = NULL; a00070ec: e5847044 str r7, [r4, #68] ; 0x44 the_thread->resource_count = 0; a00070f0: e584701c str r7, [r4, #28] #if defined(RTEMS_ITRON_API) the_thread->suspend_count = 0; #endif the_thread->real_priority = priority; a00070f4: e5848018 str r8, [r4, #24] the_thread->Start.initial_priority = priority; a00070f8: e58480bc str r8, [r4, #188] ; 0xbc _Thread_Set_priority( the_thread, priority ); a00070fc: eb0001d7 bl a0007860 <_Thread_Set_priority> /* * Initialize the CPU usage statistics */ #ifndef __RTEMS_USE_TICKS_FOR_STATISTICS__ _Timestamp_Set_to_zero( &the_thread->cpu_time_used ); a0007100: e5847088 str r7, [r4, #136] ; 0x88 information, _Objects_Get_index( the_object->id ), the_object ); the_object->name = name; a0007104: e59d1040 ldr r1, [sp, #64] ; 0x40 #if defined(RTEMS_DEBUG) if ( index > information->maximum ) return; #endif information->local_table[ index ] = the_object; a0007108: e596301c ldr r3, [r6, #28] a000710c: e1d420b8 ldrh r2, [r4, #8] information, _Objects_Get_index( the_object->id ), the_object ); the_object->name = name; a0007110: e584100c str r1, [r4, #12] a0007114: e5847084 str r7, [r4, #132] ; 0x84 #if defined(RTEMS_DEBUG) if ( index > information->maximum ) return; #endif information->local_table[ index ] = the_object; a0007118: e7834102 str r4, [r3, r2, lsl #2] * enabled when we get here. We want to be able to run the * user extensions with dispatching enabled. The Allocator * Mutex provides sufficient protection to let the user extensions * run safely. */ extension_status = _User_extensions_Thread_create( the_thread ); a000711c: e1a00004 mov r0, r4 a0007120: eb00039a bl a0007f90 <_User_extensions_Thread_create> if ( extension_status ) a0007124: e1500007 cmp r0, r7 a0007128: 1a000024 bne a00071c0 <_Thread_Initialize+0x184> return true; failed: if ( the_thread->libc_reent ) a000712c: e5940100 ldr r0, [r4, #256] ; 0x100 a0007130: e3500000 cmp r0, #0 a0007134: 0a000000 beq a000713c <_Thread_Initialize+0x100> _Workspace_Free( the_thread->libc_reent ); a0007138: eb0004b0 bl a0008400 <_Workspace_Free> for ( i=0 ; i <= THREAD_API_LAST ; i++ ) if ( the_thread->API_Extensions[i] ) a000713c: e5940104 ldr r0, [r4, #260] ; 0x104 a0007140: e3500000 cmp r0, #0 a0007144: 0a000000 beq a000714c <_Thread_Initialize+0x110> _Workspace_Free( the_thread->API_Extensions[i] ); a0007148: eb0004ac bl a0008400 <_Workspace_Free> failed: if ( the_thread->libc_reent ) _Workspace_Free( the_thread->libc_reent ); for ( i=0 ; i <= THREAD_API_LAST ; i++ ) if ( the_thread->API_Extensions[i] ) a000714c: e5940108 ldr r0, [r4, #264] ; 0x108 a0007150: e3500000 cmp r0, #0 a0007154: 0a000000 beq a000715c <_Thread_Initialize+0x120> _Workspace_Free( the_thread->API_Extensions[i] ); a0007158: eb0004a8 bl a0008400 <_Workspace_Free> failed: if ( the_thread->libc_reent ) _Workspace_Free( the_thread->libc_reent ); for ( i=0 ; i <= THREAD_API_LAST ; i++ ) if ( the_thread->API_Extensions[i] ) a000715c: e594010c ldr r0, [r4, #268] ; 0x10c a0007160: e3500000 cmp r0, #0 a0007164: 0a000000 beq a000716c <_Thread_Initialize+0x130> _Workspace_Free( the_thread->API_Extensions[i] ); a0007168: eb0004a4 bl a0008400 <_Workspace_Free> <== NOT EXECUTED if ( extensions_area ) a000716c: e35a0000 cmp sl, #0 a0007170: 0a000001 beq a000717c <_Thread_Initialize+0x140> (void) _Workspace_Free( extensions_area ); a0007174: e1a0000a mov r0, sl a0007178: eb0004a0 bl a0008400 <_Workspace_Free> #if ( CPU_HARDWARE_FP == TRUE ) || ( CPU_SOFTWARE_FP == TRUE ) if ( fp_area ) (void) _Workspace_Free( fp_area ); #endif _Thread_Stack_Free( the_thread ); a000717c: e1a00004 mov r0, r4 a0007180: eb00026f bl a0007b44 <_Thread_Stack_Free> a0007184: e3a00000 mov r0, #0 return false; } a0007188: e28dd004 add sp, sp, #4 a000718c: e8bd8ff0 pop {r4, r5, r6, r7, r8, r9, sl, fp, pc} return false; /* stack allocation failed */ stack = the_thread->Start.stack; #else if ( !stack_area ) { actual_stack_size = _Thread_Stack_Allocate( the_thread, stack_size ); a0007190: e1a00001 mov r0, r1 a0007194: e1a01003 mov r1, r3 a0007198: e58d3000 str r3, [sp] a000719c: eb00024b bl a0007ad0 <_Thread_Stack_Allocate> if ( !actual_stack_size || actual_stack_size < stack_size ) a00071a0: e59d3000 ldr r3, [sp] a00071a4: e2702001 rsbs r2, r0, #1 a00071a8: 33a02000 movcc r2, #0 a00071ac: e1530000 cmp r3, r0 a00071b0: 91a03002 movls r3, r2 a00071b4: 83823001 orrhi r3, r2, #1 a00071b8: e3530000 cmp r3, #0 a00071bc: 0a000013 beq a0007210 <_Thread_Initialize+0x1d4> * user extensions with dispatching enabled. The Allocator * Mutex provides sufficient protection to let the user extensions * run safely. */ extension_status = _User_extensions_Thread_create( the_thread ); if ( extension_status ) a00071c0: e1a00005 mov r0, r5 a00071c4: eaffffef b a0007188 <_Thread_Initialize+0x14c> /* * Allocate the extensions area for this thread */ if ( _Thread_Maximum_extensions ) { extensions_area = _Workspace_Allocate( a00071c8: e28aa001 add sl, sl, #1 a00071cc: e1a0010a lsl r0, sl, #2 a00071d0: eb000484 bl a00083e8 <_Workspace_Allocate> (_Thread_Maximum_extensions + 1) * sizeof( void * ) ); if ( !extensions_area ) a00071d4: e250a000 subs sl, r0, #0 a00071d8: 0affffd3 beq a000712c <_Thread_Initialize+0xf0> * create the extension long after tasks have been created * so they cannot rely on the thread create user extension * call. */ if ( the_thread->extensions ) { for ( i = 0; i <= _Thread_Maximum_extensions ; i++ ) a00071dc: e5950000 ldr r0, [r5] (_Thread_Maximum_extensions + 1) * sizeof( void * ) ); if ( !extensions_area ) goto failed; } the_thread->extensions = (void **) extensions_area; a00071e0: e584a110 str sl, [r4, #272] ; 0x110 a00071e4: e1a0200a mov r2, sl * create the extension long after tasks have been created * so they cannot rely on the thread create user extension * call. */ if ( the_thread->extensions ) { for ( i = 0; i <= _Thread_Maximum_extensions ; i++ ) a00071e8: e1a0300b mov r3, fp the_thread->extensions[i] = NULL; a00071ec: e1a0100b mov r1, fp a00071f0: ea000000 b a00071f8 <_Thread_Initialize+0x1bc> * create the extension long after tasks have been created * so they cannot rely on the thread create user extension * call. */ if ( the_thread->extensions ) { for ( i = 0; i <= _Thread_Maximum_extensions ; i++ ) a00071f4: e5942110 ldr r2, [r4, #272] ; 0x110 a00071f8: e2833001 add r3, r3, #1 a00071fc: e1500003 cmp r0, r3 the_thread->extensions[i] = NULL; a0007200: e782110b str r1, [r2, fp, lsl #2] * create the extension long after tasks have been created * so they cannot rely on the thread create user extension * call. */ if ( the_thread->extensions ) { for ( i = 0; i <= _Thread_Maximum_extensions ; i++ ) a0007204: e1a0b003 mov fp, r3 a0007208: 2afffff9 bcs a00071f4 <_Thread_Initialize+0x1b8> a000720c: eaffffa7 b a00070b0 <_Thread_Initialize+0x74> actual_stack_size = _Thread_Stack_Allocate( the_thread, stack_size ); if ( !actual_stack_size || actual_stack_size < stack_size ) return false; /* stack allocation failed */ stack = the_thread->Start.stack; the_thread->Start.core_allocated_stack = true; a0007210: e3a03001 mov r3, #1 a0007214: e5c430c0 strb r3, [r4, #192] ; 0xc0 if ( !stack_area ) { actual_stack_size = _Thread_Stack_Allocate( the_thread, stack_size ); if ( !actual_stack_size || actual_stack_size < stack_size ) return false; /* stack allocation failed */ stack = the_thread->Start.stack; a0007218: e59420cc ldr r2, [r4, #204] ; 0xcc a000721c: eaffff97 b a0007080 <_Thread_Initialize+0x44> =============================================================================== a000754c <_Thread_queue_Enqueue_priority>: Priority_Control priority; States_Control block_state; _Chain_Initialize_empty( &the_thread->Wait.Block2n ); priority = the_thread->current_priority; a000754c: 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 ) { a0007550: 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); a0007554: e281503c add r5, r1, #60 ; 0x3c a0007558: e5815038 str r5, [r1, #56] ; 0x38 the_chain->permanent_null = NULL; a000755c: e3a05000 mov r5, #0 the_chain->last = _Chain_Head(the_chain); a0007560: 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 ) ) a0007564: 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 ]; a0007568: 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; a000756c: e581503c str r5, [r1, #60] ; 0x3c a0007570: e3a0500c mov r5, #12 the_chain->last = _Chain_Head(the_chain); a0007574: e581c040 str ip, [r1, #64] ; 0x40 block_state = the_thread_queue->state; a0007578: 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 ]; a000757c: e02c0495 mla ip, r5, r4, r0 a0007580: 159fa17c ldrne sl, [pc, #380] ; a0007704 <_Thread_queue_Enqueue_priority+0x1b8> block_state = the_thread_queue->state; if ( _Thread_queue_Is_reverse_search( priority ) ) a0007584: 1a00001c bne a00075fc <_Thread_queue_Enqueue_priority+0xb0> */ RTEMS_INLINE_ROUTINE Chain_Node *_Chain_Tail( Chain_Control *the_chain ) { return (Chain_Node *) &the_chain->permanent_null; a0007588: e28ca004 add sl, ip, #4 static inline uint32_t arm_interrupt_disable( void ) { uint32_t arm_switch_reg; uint32_t level; asm volatile ( a000758c: e10f8000 mrs r8, CPSR a0007590: e3884080 orr r4, r8, #128 ; 0x80 a0007594: 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; a0007598: e59c4000 ldr r4, [ip] while ( !_Chain_Is_tail( header, (Chain_Node *)search_thread ) ) { a000759c: e154000a cmp r4, sl a00075a0: 1a000009 bne a00075cc <_Thread_queue_Enqueue_priority+0x80> a00075a4: ea000053 b a00076f8 <_Thread_queue_Enqueue_priority+0x1ac> static inline void arm_interrupt_flash( uint32_t level ) { uint32_t arm_switch_reg; asm volatile ( a00075a8: e10f7000 mrs r7, CPSR a00075ac: e129f008 msr CPSR_fc, r8 a00075b0: 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) ) { a00075b4: e5947010 ldr r7, [r4, #16] a00075b8: e1160007 tst r6, r7 a00075bc: 0a000034 beq a0007694 <_Thread_queue_Enqueue_priority+0x148> _ISR_Enable( level ); goto restart_forward_search; } search_thread = (Thread_Control *)search_thread->Object.Node.next; a00075c0: 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 ) ) { a00075c4: e154000a cmp r4, sl a00075c8: 0a000002 beq a00075d8 <_Thread_queue_Enqueue_priority+0x8c> search_priority = search_thread->current_priority; a00075cc: e5945014 ldr r5, [r4, #20] if ( priority <= search_priority ) a00075d0: e1530005 cmp r3, r5 a00075d4: 8afffff3 bhi a00075a8 <_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 ) ) { a00075d8: e1a06008 mov r6, r8 } search_thread = (Thread_Control *)search_thread->Object.Node.next; } if ( the_thread_queue->sync_state != a00075dc: e590c030 ldr ip, [r0, #48] ; 0x30 a00075e0: e35c0001 cmp ip, #1 a00075e4: 0a00002c beq a000769c <_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; a00075e8: e5826000 str r6, [r2] return the_thread_queue->sync_state; a00075ec: e1a0000c mov r0, ip } a00075f0: e8bd05f0 pop {r4, r5, r6, r7, r8, sl} a00075f4: e12fff1e bx lr static inline void arm_interrupt_enable( uint32_t level ) { ARM_SWITCH_REGISTERS; asm volatile ( a00075f8: e129f008 msr CPSR_fc, r8 <== NOT EXECUTED the_thread->Wait.queue = the_thread_queue; _ISR_Enable( level ); return THREAD_BLOCKING_OPERATION_NOTHING_HAPPENED; restart_reverse_search: search_priority = PRIORITY_MAXIMUM + 1; a00075fc: e5da5000 ldrb r5, [sl] a0007600: e2855001 add r5, r5, #1 static inline uint32_t arm_interrupt_disable( void ) { uint32_t arm_switch_reg; uint32_t level; asm volatile ( a0007604: e10f8000 mrs r8, CPSR a0007608: e3884080 orr r4, r8, #128 ; 0x80 a000760c: e129f004 msr CPSR_fc, r4 _ISR_Disable( level ); search_thread = (Thread_Control *) header->last; a0007610: e59c4008 ldr r4, [ip, #8] while ( !_Chain_Is_head( header, (Chain_Node *)search_thread ) ) { a0007614: e154000c cmp r4, ip a0007618: 1a000009 bne a0007644 <_Thread_queue_Enqueue_priority+0xf8> a000761c: ea00000b b a0007650 <_Thread_queue_Enqueue_priority+0x104> static inline void arm_interrupt_flash( uint32_t level ) { uint32_t arm_switch_reg; asm volatile ( a0007620: e10f7000 mrs r7, CPSR a0007624: e129f008 msr CPSR_fc, r8 a0007628: 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) ) { a000762c: e5947010 ldr r7, [r4, #16] a0007630: e1160007 tst r6, r7 a0007634: 0affffef beq a00075f8 <_Thread_queue_Enqueue_priority+0xac> _ISR_Enable( level ); goto restart_reverse_search; } search_thread = (Thread_Control *) a0007638: 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 ) ) { a000763c: e154000c cmp r4, ip a0007640: 0a000002 beq a0007650 <_Thread_queue_Enqueue_priority+0x104> search_priority = search_thread->current_priority; a0007644: e5945014 ldr r5, [r4, #20] if ( priority >= search_priority ) a0007648: e1530005 cmp r3, r5 a000764c: 3afffff3 bcc a0007620 <_Thread_queue_Enqueue_priority+0xd4> } search_thread = (Thread_Control *) search_thread->Object.Node.previous; } if ( the_thread_queue->sync_state != a0007650: 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 ) ) { a0007654: e1a06008 mov r6, r8 } search_thread = (Thread_Control *) search_thread->Object.Node.previous; } if ( the_thread_queue->sync_state != a0007658: e35c0001 cmp ip, #1 a000765c: 1affffe1 bne a00075e8 <_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 ) a0007660: 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; a0007664: e3a03000 mov r3, #0 a0007668: e5803030 str r3, [r0, #48] ; 0x30 if ( priority == search_priority ) a000766c: 0a000017 beq a00076d0 <_Thread_queue_Enqueue_priority+0x184> goto equal_priority; search_node = (Chain_Node *) search_thread; next_node = search_node->next; a0007670: e5943000 ldr r3, [r4] the_node = (Chain_Node *) the_thread; the_node->next = next_node; the_node->previous = search_node; a0007674: e5814004 str r4, [r1, #4] search_node->next = the_node; next_node->previous = the_node; the_thread->Wait.queue = the_thread_queue; a0007678: 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; a000767c: e5813000 str r3, [r1] the_node->previous = search_node; search_node->next = the_node; next_node->previous = the_node; a0007680: 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; a0007684: e5841000 str r1, [r4] static inline void arm_interrupt_enable( uint32_t level ) { ARM_SWITCH_REGISTERS; asm volatile ( a0007688: e129f008 msr CPSR_fc, r8 a000768c: 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; a0007690: eaffffd6 b a00075f0 <_Thread_queue_Enqueue_priority+0xa4> a0007694: e129f008 msr CPSR_fc, r8 <== NOT EXECUTED a0007698: eaffffbb b a000758c <_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 ) a000769c: 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; a00076a0: e3a03000 mov r3, #0 a00076a4: e5803030 str r3, [r0, #48] ; 0x30 if ( priority == search_priority ) a00076a8: 0a000008 beq a00076d0 <_Thread_queue_Enqueue_priority+0x184> goto equal_priority; search_node = (Chain_Node *) search_thread; previous_node = search_node->previous; a00076ac: e5943004 ldr r3, [r4, #4] the_node = (Chain_Node *) the_thread; the_node->next = search_node; a00076b0: 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; a00076b4: 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; a00076b8: e5813004 str r3, [r1, #4] previous_node->next = the_node; a00076bc: e5831000 str r1, [r3] search_node->previous = the_node; a00076c0: e5841004 str r1, [r4, #4] a00076c4: e129f008 msr CPSR_fc, r8 a00076c8: e3a00001 mov r0, #1 the_thread->Wait.queue = the_thread_queue; _ISR_Enable( level ); return THREAD_BLOCKING_OPERATION_NOTHING_HAPPENED; a00076cc: eaffffc7 b a00075f0 <_Thread_queue_Enqueue_priority+0xa4> a00076d0: 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; a00076d4: e5943004 ldr r3, [r4, #4] the_node = (Chain_Node *) the_thread; the_node->next = search_node; a00076d8: 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; a00076dc: 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; a00076e0: e5813004 str r3, [r1, #4] previous_node->next = the_node; a00076e4: e5831000 str r1, [r3] search_node->previous = the_node; a00076e8: e5841004 str r1, [r4, #4] a00076ec: e129f006 msr CPSR_fc, r6 a00076f0: e3a00001 mov r0, #1 the_thread->Wait.queue = the_thread_queue; _ISR_Enable( level ); return THREAD_BLOCKING_OPERATION_NOTHING_HAPPENED; a00076f4: eaffffbd b a00075f0 <_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 ) ) { a00076f8: e1a06008 mov r6, r8 a00076fc: e3e05000 mvn r5, #0 a0007700: eaffffb5 b a00075dc <_Thread_queue_Enqueue_priority+0x90> =============================================================================== a00160f4 <_Timer_server_Body>: * @a arg points to the corresponding timer server control block. */ static rtems_task _Timer_server_Body( rtems_task_argument arg ) { a00160f4: e92d4ff0 push {r4, r5, r6, r7, r8, r9, sl, fp, lr} a00160f8: e24dd024 sub sp, sp, #36 ; 0x24 a00160fc: 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; a0016100: e3a03000 mov r3, #0 */ RTEMS_INLINE_ROUTINE Chain_Node *_Chain_Tail( Chain_Control *the_chain ) { return (Chain_Node *) &the_chain->permanent_null; a0016104: e28d0018 add r0, sp, #24 a0016108: e28d700c add r7, sp, #12 a001610c: e59f91c8 ldr r9, [pc, #456] ; a00162dc <_Timer_server_Body+0x1e8> a0016110: e59fb1c8 ldr fp, [pc, #456] ; a00162e0 <_Timer_server_Body+0x1ec> a0016114: e280a004 add sl, r0, #4 a0016118: 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; a001611c: e58d301c str r3, [sp, #28] the_chain->last = _Chain_Head(the_chain); a0016120: 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; a0016124: e58d3010 str r3, [sp, #16] static void _Timer_server_Stop_tod_system_watchdog( Timer_server_Control *ts ) { _Watchdog_Remove( &ts->TOD_watchdogs.System_watchdog ); a0016128: 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 ); a001612c: e2843008 add r3, r4, #8 */ RTEMS_INLINE_ROUTINE Chain_Node *_Chain_Tail( Chain_Control *the_chain ) { return (Chain_Node *) &the_chain->permanent_null; a0016130: e58d2000 str r2, [sp] */ RTEMS_INLINE_ROUTINE void _Chain_Initialize_empty( Chain_Control *the_chain ) { the_chain->first = _Chain_Tail(the_chain); a0016134: e58da018 str sl, [sp, #24] a0016138: e58d200c str r2, [sp, #12] the_chain->permanent_null = NULL; the_chain->last = _Chain_Head(the_chain); a001613c: 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 ); a0016140: 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 ); a0016144: 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 ); a0016148: 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; a001614c: e28d2018 add r2, sp, #24 a0016150: 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; a0016154: e5993000 ldr r3, [r9] /* * We assume adequate unsigned arithmetic here. */ Watchdog_Interval delta = snapshot - watchdogs->last_snapshot; a0016158: e594103c ldr r1, [r4, #60] ; 0x3c watchdogs->last_snapshot = snapshot; _Watchdog_Adjust_to_chain( &watchdogs->Chain, delta, fire_chain ); a001615c: e1a00006 mov r0, r6 /* * We assume adequate unsigned arithmetic here. */ Watchdog_Interval delta = snapshot - watchdogs->last_snapshot; watchdogs->last_snapshot = snapshot; a0016160: e584303c str r3, [r4, #60] ; 0x3c _Watchdog_Adjust_to_chain( &watchdogs->Chain, delta, fire_chain ); a0016164: e0611003 rsb r1, r1, r3 a0016168: e1a02007 mov r2, r7 a001616c: eb00112d bl a001a628 <_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(); a0016170: e59b5000 ldr r5, [fp] Watchdog_Interval last_snapshot = watchdogs->last_snapshot; a0016174: 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 ) { a0016178: e1550001 cmp r5, r1 a001617c: 8a000022 bhi a001620c <_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 ) { a0016180: 3a000018 bcc a00161e8 <_Timer_server_Body+0xf4> */ delta = last_snapshot - snapshot; _Watchdog_Adjust( &watchdogs->Chain, WATCHDOG_BACKWARD, delta ); } watchdogs->last_snapshot = snapshot; a0016184: 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 ); a0016188: e5940078 ldr r0, [r4, #120] ; 0x78 a001618c: eb00025d bl a0016b08 <_Chain_Get> if ( timer == NULL ) { a0016190: e3500000 cmp r0, #0 a0016194: 0a00000b beq a00161c8 <_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 ) { a0016198: e5903038 ldr r3, [r0, #56] ; 0x38 a001619c: e3530001 cmp r3, #1 a00161a0: 0a000015 beq a00161fc <_Timer_server_Body+0x108> _Watchdog_Insert( &ts->Interval_watchdogs.Chain, &timer->Ticker ); } else if ( timer->the_class == TIMER_TIME_OF_DAY_ON_TASK ) { a00161a4: e3530003 cmp r3, #3 a00161a8: 1afffff6 bne a0016188 <_Timer_server_Body+0x94> _Watchdog_Insert( &ts->TOD_watchdogs.Chain, &timer->Ticker ); a00161ac: e2801010 add r1, r0, #16 a00161b0: e1a00008 mov r0, r8 a00161b4: eb00114a bl a001a6e4 <_Watchdog_Insert> } static void _Timer_server_Process_insertions( Timer_server_Control *ts ) { while ( true ) { Timer_Control *timer = (Timer_Control *) _Chain_Get( ts->insert_chain ); a00161b8: e5940078 ldr r0, [r4, #120] ; 0x78 a00161bc: eb000251 bl a0016b08 <_Chain_Get> if ( timer == NULL ) { a00161c0: e3500000 cmp r0, #0 a00161c4: 1afffff3 bne a0016198 <_Timer_server_Body+0xa4> static inline uint32_t arm_interrupt_disable( void ) { uint32_t arm_switch_reg; uint32_t level; asm volatile ( a00161c8: e10f2000 mrs r2, CPSR a00161cc: e3823080 orr r3, r2, #128 ; 0x80 a00161d0: e129f003 msr CPSR_fc, r3 * body loop. */ _Timer_server_Process_insertions( ts ); _ISR_Disable( level ); if ( _Chain_Is_empty( insert_chain ) ) { a00161d4: e59d3018 ldr r3, [sp, #24] a00161d8: e15a0003 cmp sl, r3 a00161dc: 0a00000f beq a0016220 <_Timer_server_Body+0x12c> static inline void arm_interrupt_enable( uint32_t level ) { ARM_SWITCH_REGISTERS; asm volatile ( a00161e0: e129f002 msr CPSR_fc, r2 <== NOT EXECUTED a00161e4: eaffffda b a0016154 <_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 ); a00161e8: e0652001 rsb r2, r5, r1 a00161ec: e1a00008 mov r0, r8 a00161f0: e3a01001 mov r1, #1 a00161f4: eb0010dc bl a001a56c <_Watchdog_Adjust> a00161f8: eaffffe1 b a0016184 <_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 ); a00161fc: e2801010 add r1, r0, #16 a0016200: e1a00006 mov r0, r6 a0016204: eb001136 bl a001a6e4 <_Watchdog_Insert> a0016208: eaffffde b a0016188 <_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 ); a001620c: e0611005 rsb r1, r1, r5 a0016210: e1a00008 mov r0, r8 a0016214: e1a02007 mov r2, r7 a0016218: eb001102 bl a001a628 <_Watchdog_Adjust_to_chain> a001621c: eaffffd8 b a0016184 <_Timer_server_Body+0x90> */ _Timer_server_Process_insertions( ts ); _ISR_Disable( level ); if ( _Chain_Is_empty( insert_chain ) ) { ts->insert_chain = NULL; a0016220: e5840078 str r0, [r4, #120] ; 0x78 a0016224: 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 ) ) { a0016228: e59d300c ldr r3, [sp, #12] a001622c: e59d0000 ldr r0, [sp] a0016230: e1500003 cmp r0, r3 a0016234: 159d5000 ldrne r5, [sp] a0016238: 1a00000a bne a0016268 <_Timer_server_Body+0x174> a001623c: ea000011 b a0016288 <_Timer_server_Body+0x194> { Chain_Node *return_node; Chain_Node *new_first; return_node = the_chain->first; new_first = return_node->next; a0016240: e5923000 ldr r3, [r2] * 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; a0016244: e3a00000 mov r0, #0 a0016248: e5820008 str r0, [r2, #8] the_chain->first = new_first; a001624c: e58d300c str r3, [sp, #12] new_first->previous = _Chain_Head(the_chain); a0016250: e5837004 str r7, [r3, #4] a0016254: 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 ); a0016258: e5921024 ldr r1, [r2, #36] ; 0x24 a001625c: e592301c ldr r3, [r2, #28] a0016260: e5920020 ldr r0, [r2, #32] a0016264: e12fff33 blx r3 static inline uint32_t arm_interrupt_disable( void ) { uint32_t arm_switch_reg; uint32_t level; asm volatile ( a0016268: e10f1000 mrs r1, CPSR a001626c: e3813080 orr r3, r1, #128 ; 0x80 a0016270: e129f003 msr CPSR_fc, r3 */ RTEMS_INLINE_ROUTINE bool _Chain_Is_empty( Chain_Control *the_chain ) { return (the_chain->first == _Chain_Tail(the_chain)); a0016274: e59d200c ldr r2, [sp, #12] */ RTEMS_INLINE_ROUTINE Chain_Node *_Chain_Get_unprotected( Chain_Control *the_chain ) { if ( !_Chain_Is_empty(the_chain)) a0016278: e1550002 cmp r5, r2 a001627c: 1affffef bne a0016240 <_Timer_server_Body+0x14c> static inline void arm_interrupt_enable( uint32_t level ) { ARM_SWITCH_REGISTERS; asm volatile ( a0016280: e129f001 msr CPSR_fc, r1 a0016284: eaffffb0 b a001614c <_Timer_server_Body+0x58> a0016288: e59f0054 ldr r0, [pc, #84] ; a00162e4 <_Timer_server_Body+0x1f0> } } else { ts->active = false; a001628c: e3a02000 mov r2, #0 a0016290: e5c4207c strb r2, [r4, #124] ; 0x7c a0016294: e5903000 ldr r3, [r0] a0016298: e2833001 add r3, r3, #1 a001629c: e5803000 str r3, [r0] /* * Block until there is something to do. */ _Thread_Disable_dispatch(); _Thread_Set_state( ts->thread, STATES_DELAYING ); a00162a0: e3a01008 mov r1, #8 a00162a4: e5940000 ldr r0, [r4] a00162a8: eb000e31 bl a0019b74 <_Thread_Set_state> _Timer_server_Reset_interval_system_watchdog( ts ); a00162ac: e1a00004 mov r0, r4 a00162b0: ebffff63 bl a0016044 <_Timer_server_Reset_interval_system_watchdog> _Timer_server_Reset_tod_system_watchdog( ts ); a00162b4: e1a00004 mov r0, r4 a00162b8: ebffff77 bl a001609c <_Timer_server_Reset_tod_system_watchdog> _Thread_Enable_dispatch(); a00162bc: eb000b6c bl a0019074 <_Thread_Enable_dispatch> ts->active = true; a00162c0: e3a02001 mov r2, #1 a00162c4: 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 ); a00162c8: e59d0008 ldr r0, [sp, #8] a00162cc: eb001171 bl a001a898 <_Watchdog_Remove> static void _Timer_server_Stop_tod_system_watchdog( Timer_server_Control *ts ) { _Watchdog_Remove( &ts->TOD_watchdogs.System_watchdog ); a00162d0: e59d0004 ldr r0, [sp, #4] a00162d4: eb00116f bl a001a898 <_Watchdog_Remove> a00162d8: eaffff9b b a001614c <_Timer_server_Body+0x58> =============================================================================== a000a05c <_Watchdog_Adjust>: void _Watchdog_Adjust( Chain_Control *header, Watchdog_Adjust_directions direction, Watchdog_Interval units ) { a000a05c: e92d41f0 push {r4, r5, r6, r7, r8, lr} a000a060: e1a04000 mov r4, r0 a000a064: e1a05002 mov r5, r2 static inline uint32_t arm_interrupt_disable( void ) { uint32_t arm_switch_reg; uint32_t level; asm volatile ( a000a068: e10f3000 mrs r3, CPSR a000a06c: e3832080 orr r2, r3, #128 ; 0x80 a000a070: e129f002 msr CPSR_fc, r2 */ RTEMS_INLINE_ROUTINE bool _Chain_Is_empty( Chain_Control *the_chain ) { return (the_chain->first == _Chain_Tail(the_chain)); a000a074: e1a07000 mov r7, r0 a000a078: 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 ) ) { a000a07c: e1520007 cmp r2, r7 a000a080: 0a000018 beq a000a0e8 <_Watchdog_Adjust+0x8c> switch ( direction ) { a000a084: e3510000 cmp r1, #0 a000a088: 1a000018 bne a000a0f0 <_Watchdog_Adjust+0x94> case WATCHDOG_BACKWARD: _Watchdog_First( header )->delta_interval += units; break; case WATCHDOG_FORWARD: while ( units ) { a000a08c: e3550000 cmp r5, #0 a000a090: 0a000014 beq a000a0e8 <_Watchdog_Adjust+0x8c> if ( units < _Watchdog_First( header )->delta_interval ) { a000a094: e5926010 ldr r6, [r2, #16] a000a098: e1550006 cmp r5, r6 _Watchdog_First( header )->delta_interval -= units; break; } else { units -= _Watchdog_First( header )->delta_interval; _Watchdog_First( header )->delta_interval = 1; a000a09c: 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 ) { a000a0a0: 2a000005 bcs a000a0bc <_Watchdog_Adjust+0x60> a000a0a4: ea000018 b a000a10c <_Watchdog_Adjust+0xb0> <== NOT EXECUTED switch ( direction ) { case WATCHDOG_BACKWARD: _Watchdog_First( header )->delta_interval += units; break; case WATCHDOG_FORWARD: while ( units ) { a000a0a8: e0555006 subs r5, r5, r6 a000a0ac: 0a00000d beq a000a0e8 <_Watchdog_Adjust+0x8c> if ( units < _Watchdog_First( header )->delta_interval ) { a000a0b0: e5926010 ldr r6, [r2, #16] a000a0b4: e1560005 cmp r6, r5 a000a0b8: 8a000013 bhi a000a10c <_Watchdog_Adjust+0xb0> _Watchdog_First( header )->delta_interval -= units; break; } else { units -= _Watchdog_First( header )->delta_interval; _Watchdog_First( header )->delta_interval = 1; a000a0bc: e5828010 str r8, [r2, #16] static inline void arm_interrupt_enable( uint32_t level ) { ARM_SWITCH_REGISTERS; asm volatile ( a000a0c0: e129f003 msr CPSR_fc, r3 _ISR_Enable( level ); _Watchdog_Tickle( header ); a000a0c4: e1a00004 mov r0, r4 a000a0c8: eb0000aa bl a000a378 <_Watchdog_Tickle> static inline uint32_t arm_interrupt_disable( void ) { uint32_t arm_switch_reg; uint32_t level; asm volatile ( a000a0cc: e10f3000 mrs r3, CPSR a000a0d0: e3832080 orr r2, r3, #128 ; 0x80 a000a0d4: e129f002 msr CPSR_fc, r2 a000a0d8: e5941000 ldr r1, [r4] _ISR_Disable( level ); if ( _Chain_Is_empty( header ) ) a000a0dc: e1570001 cmp r7, r1 RTEMS_INLINE_ROUTINE Watchdog_Control *_Watchdog_First( Chain_Control *header ) { return ( (Watchdog_Control *) header->first ); a000a0e0: e1a02001 mov r2, r1 a000a0e4: 1affffef bne a000a0a8 <_Watchdog_Adjust+0x4c> static inline void arm_interrupt_enable( uint32_t level ) { ARM_SWITCH_REGISTERS; asm volatile ( a000a0e8: e129f003 msr CPSR_fc, r3 } } _ISR_Enable( level ); } a000a0ec: e8bd81f0 pop {r4, r5, r6, r7, r8, pc} * unmodified across that call. * * Till Straumann, 7/2003 */ if ( !_Chain_Is_empty( header ) ) { switch ( direction ) { a000a0f0: e3510001 cmp r1, #1 a000a0f4: 1afffffb bne a000a0e8 <_Watchdog_Adjust+0x8c> case WATCHDOG_BACKWARD: _Watchdog_First( header )->delta_interval += units; a000a0f8: e5921010 ldr r1, [r2, #16] a000a0fc: e0815005 add r5, r1, r5 a000a100: e5825010 str r5, [r2, #16] a000a104: e129f003 msr CPSR_fc, r3 } } _ISR_Enable( level ); } a000a108: 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; a000a10c: e0655006 rsb r5, r5, r6 a000a110: e5825010 str r5, [r2, #16] break; a000a114: eafffff3 b a000a0e8 <_Watchdog_Adjust+0x8c> =============================================================================== a000d484 : int killinfo( pid_t pid, int sig, const union sigval *value ) { a000d484: e92d4ff0 push {r4, r5, r6, r7, r8, r9, sl, fp, lr} a000d488: e24dd00c sub sp, sp, #12 a000d48c: e1a04000 mov r4, r0 a000d490: e1a05001 mov r5, r1 a000d494: e1a07002 mov r7, r2 POSIX_signals_Siginfo_node *psiginfo; /* * Only supported for the "calling process" (i.e. this node). */ if ( pid != getpid() ) a000d498: ebfffc15 bl a000c4f4 a000d49c: e1500004 cmp r0, r4 a000d4a0: 1a000097 bne a000d704 rtems_set_errno_and_return_minus_one( ESRCH ); /* * Validate the signal passed. */ if ( !sig ) a000d4a4: e3550000 cmp r5, #0 a000d4a8: 0a00009a beq a000d718 static inline bool is_valid_signo( int signo ) { return ((signo) >= 1 && (signo) <= 32 ); a000d4ac: e2453001 sub r3, r5, #1 rtems_set_errno_and_return_minus_one( EINVAL ); if ( !is_valid_signo(sig) ) a000d4b0: e353001f cmp r3, #31 a000d4b4: 8a000097 bhi a000d718 rtems_set_errno_and_return_minus_one( EINVAL ); /* * If the signal is being ignored, then we are out of here. */ if ( _POSIX_signals_Vectors[ sig ].sa_handler == SIG_IGN ) a000d4b8: e59f6284 ldr r6, [pc, #644] ; a000d744 a000d4bc: e3a0100c mov r1, #12 a000d4c0: e0226591 mla r2, r1, r5, r6 a000d4c4: e5922008 ldr r2, [r2, #8] a000d4c8: e3520001 cmp r2, #1 a000d4cc: 0a00003a beq a000d5bc /* * P1003.1c/Draft 10, p. 33 says that certain signals should always * be directed to the executing thread such as those caused by hardware * faults. */ if ( (sig == SIGFPE) || (sig == SIGILL) || (sig == SIGSEGV ) ) a000d4d0: e3550008 cmp r5, #8 a000d4d4: 13550004 cmpne r5, #4 a000d4d8: 0a00003a beq a000d5c8 a000d4dc: e355000b cmp r5, #11 a000d4e0: 0a000038 beq a000d5c8 static inline sigset_t signo_to_mask( uint32_t sig ) { return 1u << (sig - 1); a000d4e4: e3a04001 mov r4, #1 * Build up a siginfo structure */ siginfo = &siginfo_struct; siginfo->si_signo = sig; siginfo->si_code = SI_USER; if ( !value ) { a000d4e8: e3570000 cmp r7, #0 /* * Build up a siginfo structure */ siginfo = &siginfo_struct; siginfo->si_signo = sig; siginfo->si_code = SI_USER; a000d4ec: e58d4004 str r4, [sp, #4] /* * Build up a siginfo structure */ siginfo = &siginfo_struct; siginfo->si_signo = sig; a000d4f0: e58d5000 str r5, [sp] a000d4f4: e1a04314 lsl r4, r4, r3 siginfo->si_code = SI_USER; if ( !value ) { siginfo->si_value.sival_int = 0; } else { siginfo->si_value = *value; a000d4f8: 15973000 ldrne r3, [r7] */ siginfo = &siginfo_struct; siginfo->si_signo = sig; siginfo->si_code = SI_USER; if ( !value ) { siginfo->si_value.sival_int = 0; a000d4fc: 058d7008 streq r7, [sp, #8] } else { siginfo->si_value = *value; a000d500: 158d3008 strne r3, [sp, #8] a000d504: e59f323c ldr r3, [pc, #572] ; a000d748 a000d508: e5932000 ldr r2, [r3] a000d50c: e2822001 add r2, r2, #1 a000d510: e5832000 str r2, [r3] /* * Is the currently executing thread interested? If so then it will * get it an execute it as soon as the dispatcher executes. */ the_thread = _Thread_Executing; a000d514: e59f3230 ldr r3, [pc, #560] ; a000d74c a000d518: e5930000 ldr r0, [r3] api = the_thread->API_Extensions[ THREAD_API_POSIX ]; a000d51c: e5903108 ldr r3, [r0, #264] ; 0x108 a000d520: e59330cc ldr r3, [r3, #204] ; 0xcc a000d524: e1d43003 bics r3, r4, r3 a000d528: 1a000014 bne a000d580 /* XXX violation of visibility -- need to define thread queue support */ the_chain = &_POSIX_signals_Wait_queue.Queues.Fifo; for ( the_node = the_chain->first ; a000d52c: e59fc21c ldr ip, [pc, #540] ; a000d750 a000d530: e49c3004 ldr r3, [ip], #4 a000d534: e153000c cmp r3, ip a000d538: 0a00003a beq a000d628 #endif /* * Is this thread is actually blocked waiting for the signal? */ if (the_thread->Wait.option & mask) a000d53c: e5932030 ldr r2, [r3, #48] ; 0x30 for ( the_node = the_chain->first ; !_Chain_Is_tail( the_chain, the_node ) ; the_node = the_node->next ) { the_thread = (Thread_Control *)the_node; a000d540: e1a00003 mov r0, r3 api = the_thread->API_Extensions[ THREAD_API_POSIX ]; a000d544: e5931108 ldr r1, [r3, #264] ; 0x108 #endif /* * Is this thread is actually blocked waiting for the signal? */ if (the_thread->Wait.option & mask) a000d548: e1140002 tst r4, r2 a000d54c: 0a000008 beq a000d574 a000d550: ea00000a b a000d580 the_chain = &_POSIX_signals_Wait_queue.Queues.Fifo; for ( the_node = the_chain->first ; !_Chain_Is_tail( the_chain, the_node ) ; the_node = the_node->next ) { a000d554: e5933000 ldr r3, [r3] /* XXX violation of visibility -- need to define thread queue support */ the_chain = &_POSIX_signals_Wait_queue.Queues.Fifo; for ( the_node = the_chain->first ; a000d558: e153000c cmp r3, ip a000d55c: 0a000031 beq a000d628 #endif /* * Is this thread is actually blocked waiting for the signal? */ if (the_thread->Wait.option & mask) a000d560: e5932030 ldr r2, [r3, #48] ; 0x30 <== NOT EXECUTED for ( the_node = the_chain->first ; !_Chain_Is_tail( the_chain, the_node ) ; the_node = the_node->next ) { the_thread = (Thread_Control *)the_node; api = the_thread->API_Extensions[ THREAD_API_POSIX ]; a000d564: e5931108 ldr r1, [r3, #264] ; 0x108 <== NOT EXECUTED for ( the_node = the_chain->first ; !_Chain_Is_tail( the_chain, the_node ) ; the_node = the_node->next ) { the_thread = (Thread_Control *)the_node; a000d568: e1a00003 mov r0, r3 <== NOT EXECUTED #endif /* * Is this thread is actually blocked waiting for the signal? */ if (the_thread->Wait.option & mask) a000d56c: e1140002 tst r4, r2 <== NOT EXECUTED a000d570: 1a000002 bne a000d580 <== NOT EXECUTED /* * Is this thread is blocked waiting for another signal but has * not blocked this one? */ if (~api->signals_blocked & mask) a000d574: e59120cc ldr r2, [r1, #204] ; 0xcc a000d578: e1d42002 bics r2, r4, r2 a000d57c: 0afffff4 beq a000d554 * thread needs to do the post context switch extension so it can * evaluate the signals pending. */ process_it: the_thread->do_post_task_switch_extension = true; a000d580: e3a03001 mov r3, #1 a000d584: e5c03074 strb r3, [r0, #116] ; 0x74 /* * Returns true if the signal was synchronously given to a thread * blocked waiting for the signal. */ if ( _POSIX_signals_Unblock_thread( the_thread, sig, siginfo ) ) { a000d588: e1a01005 mov r1, r5 a000d58c: e1a0200d mov r2, sp a000d590: eb0000a7 bl a000d834 <_POSIX_signals_Unblock_thread> a000d594: e3500000 cmp r0, #0 a000d598: 1a00001f bne a000d61c /* * We may have woken up a thread but we definitely need to post the * signal to the process wide information set. */ _POSIX_signals_Set_process_signals( mask ); a000d59c: e1a00004 mov r0, r4 a000d5a0: eb000091 bl a000d7ec <_POSIX_signals_Set_process_signals> if ( _POSIX_signals_Vectors[ sig ].sa_flags == SA_SIGINFO ) { a000d5a4: e3a0300c mov r3, #12 a000d5a8: e0040593 mul r4, r3, r5 a000d5ac: e7963004 ldr r3, [r6, r4] a000d5b0: e3530002 cmp r3, #2 a000d5b4: 0a000007 beq a000d5d8 _Chain_Append( &_POSIX_signals_Siginfo[ sig ], &psiginfo->Node ); } DEBUG_STEP("\n"); _Thread_Enable_dispatch(); a000d5b8: ebffe671 bl a0006f84 <_Thread_Enable_dispatch> a000d5bc: e3a00000 mov r0, #0 return 0; } a000d5c0: e28dd00c add sp, sp, #12 a000d5c4: e8bd8ff0 pop {r4, r5, r6, r7, r8, r9, sl, fp, pc} * P1003.1c/Draft 10, p. 33 says that certain signals should always * be directed to the executing thread such as those caused by hardware * faults. */ if ( (sig == SIGFPE) || (sig == SIGILL) || (sig == SIGSEGV ) ) return pthread_kill( pthread_self(), sig ); a000d5c8: eb000128 bl a000da70 a000d5cc: e1a01005 mov r1, r5 a000d5d0: eb0000e8 bl a000d978 a000d5d4: eafffff9 b a000d5c0 */ _POSIX_signals_Set_process_signals( mask ); if ( _POSIX_signals_Vectors[ sig ].sa_flags == SA_SIGINFO ) { psiginfo = (POSIX_signals_Siginfo_node *) a000d5d8: e59f0174 ldr r0, [pc, #372] ; a000d754 a000d5dc: ebffe09f bl a0005860 <_Chain_Get> _Chain_Get( &_POSIX_signals_Inactive_siginfo ); if ( !psiginfo ) { a000d5e0: e2503000 subs r3, r0, #0 a000d5e4: 0a000050 beq a000d72c _Thread_Enable_dispatch(); rtems_set_errno_and_return_minus_one( EAGAIN ); } psiginfo->Info = *siginfo; a000d5e8: e59d1000 ldr r1, [sp] a000d5ec: e28d2004 add r2, sp, #4 _Chain_Append( &_POSIX_signals_Siginfo[ sig ], &psiginfo->Node ); a000d5f0: e59f0160 ldr r0, [pc, #352] ; a000d758 if ( !psiginfo ) { _Thread_Enable_dispatch(); rtems_set_errno_and_return_minus_one( EAGAIN ); } psiginfo->Info = *siginfo; a000d5f4: e5831008 str r1, [r3, #8] a000d5f8: e492c004 ldr ip, [r2], #4 _Chain_Append( &_POSIX_signals_Siginfo[ sig ], &psiginfo->Node ); a000d5fc: e0800004 add r0, r0, r4 a000d600: e1a01003 mov r1, r3 if ( !psiginfo ) { _Thread_Enable_dispatch(); rtems_set_errno_and_return_minus_one( EAGAIN ); } psiginfo->Info = *siginfo; a000d604: e583c00c str ip, [r3, #12] a000d608: e5922000 ldr r2, [r2] a000d60c: e5832010 str r2, [r3, #16] _Chain_Append( &_POSIX_signals_Siginfo[ sig ], &psiginfo->Node ); a000d610: ebffe087 bl a0005834 <_Chain_Append> } DEBUG_STEP("\n"); _Thread_Enable_dispatch(); a000d614: ebffe65a bl a0006f84 <_Thread_Enable_dispatch> a000d618: eaffffe7 b a000d5bc /* * Returns true if the signal was synchronously given to a thread * blocked waiting for the signal. */ if ( _POSIX_signals_Unblock_thread( the_thread, sig, siginfo ) ) { _Thread_Enable_dispatch(); a000d61c: ebffe658 bl a0006f84 <_Thread_Enable_dispatch> a000d620: e3a00000 mov r0, #0 return 0; a000d624: eaffffe5 b a000d5c0 * NOTES: * * + rtems internal threads do not receive signals. */ interested = NULL; interested_priority = PRIORITY_MAXIMUM + 1; a000d628: e59f312c ldr r3, [pc, #300] ; a000d75c a000d62c: e59fa12c ldr sl, [pc, #300] ; a000d760 */ #define _POSIX_signals_Is_interested( _api, _mask ) \ ( ~(_api)->signals_blocked & (_mask) ) int killinfo( a000d630: e3a00000 mov r0, #0 * NOTES: * * + rtems internal threads do not receive signals. */ interested = NULL; interested_priority = PRIORITY_MAXIMUM + 1; a000d634: e5d3c000 ldrb ip, [r3] */ #define _POSIX_signals_Is_interested( _api, _mask ) \ ( ~(_api)->signals_blocked & (_mask) ) int killinfo( a000d638: e28a900c add r9, sl, #12 * NOTES: * * + rtems internal threads do not receive signals. */ interested = NULL; interested_priority = PRIORITY_MAXIMUM + 1; a000d63c: e28cc001 add ip, ip, #1 for (the_api = OBJECTS_CLASSIC_API; the_api <= OBJECTS_APIS_LAST; the_api++) { /* * This can occur when no one is interested and ITRON is not configured. */ if ( !_Objects_Information_table[ the_api ] ) a000d640: e59a3008 ldr r3, [sl, #8] a000d644: e3530000 cmp r3, #0 a000d648: 0a000020 beq a000d6d0 continue; the_info = _Objects_Information_table[ the_api ][ 1 ]; a000d64c: e5933004 ldr r3, [r3, #4] */ if ( !the_info ) continue; #endif maximum = the_info->maximum; a000d650: e1d3e1b0 ldrh lr, [r3, #16] object_table = the_info->local_table; a000d654: e593701c ldr r7, [r3, #28] for ( index = 1 ; index <= maximum ; index++ ) { a000d658: e35e0000 cmp lr, #0 a000d65c: 0a00001b beq a000d6d0 a000d660: e3a03001 mov r3, #1 the_thread = (Thread_Control *) object_table[ index ]; a000d664: e7972103 ldr r2, [r7, r3, lsl #2] #endif maximum = the_info->maximum; object_table = the_info->local_table; for ( index = 1 ; index <= maximum ; index++ ) { a000d668: e2833001 add r3, r3, #1 the_thread = (Thread_Control *) object_table[ index ]; if ( !the_thread ) a000d66c: e3520000 cmp r2, #0 a000d670: 0a000014 beq a000d6c8 /* * If this thread is of lower priority than the interested thread, * go on to the next thread. */ if ( the_thread->current_priority > interested_priority ) a000d674: e5921014 ldr r1, [r2, #20] a000d678: e151000c cmp r1, ip a000d67c: 8a000011 bhi a000d6c8 DEBUG_STEP("2"); /* * If this thread is not interested, then go on to the next thread. */ api = the_thread->API_Extensions[ THREAD_API_POSIX ]; a000d680: e5928108 ldr r8, [r2, #264] ; 0x108 a000d684: e59880cc ldr r8, [r8, #204] ; 0xcc a000d688: e1d48008 bics r8, r4, r8 a000d68c: 0a00000d beq a000d6c8 * * NOTE: We initialized interested_priority to PRIORITY_MAXIMUM + 1 * so we never have to worry about deferencing a NULL * interested thread. */ if ( the_thread->current_priority < interested_priority ) { a000d690: e151000c cmp r1, ip a000d694: 3a000009 bcc a000d6c0 * and blocking interruptibutable by signal. * * If the interested thread is ready, don't think about changing. */ if ( !_States_Is_ready( interested->current_state ) ) { a000d698: e5908010 ldr r8, [r0, #16] a000d69c: e3580000 cmp r8, #0 a000d6a0: 0a000008 beq a000d6c8 /* preferred ready over blocked */ DEBUG_STEP("5"); if ( _States_Is_ready( the_thread->current_state ) ) { a000d6a4: e592b010 ldr fp, [r2, #16] a000d6a8: e35b0000 cmp fp, #0 a000d6ac: 0a000003 beq a000d6c0 continue; } DEBUG_STEP("6"); /* prefer blocked/interruptible over blocked/not interruptible */ if ( !_States_Is_interruptible_by_signal(interested->current_state) ) { a000d6b0: e3180201 tst r8, #268435456 ; 0x10000000 a000d6b4: 1a000003 bne a000d6c8 DEBUG_STEP("7"); if ( _States_Is_interruptible_by_signal(the_thread->current_state) ) { a000d6b8: e31b0201 tst fp, #268435456 ; 0x10000000 a000d6bc: 0a000001 beq a000d6c8 a000d6c0: e1a0c001 mov ip, r1 a000d6c4: e1a00002 mov r0, r2 #endif maximum = the_info->maximum; object_table = the_info->local_table; for ( index = 1 ; index <= maximum ; index++ ) { a000d6c8: e15e0003 cmp lr, r3 a000d6cc: 2affffe4 bcs a000d664 a000d6d0: e28aa004 add sl, sl, #4 * + rtems internal threads do not receive signals. */ interested = NULL; interested_priority = PRIORITY_MAXIMUM + 1; for (the_api = OBJECTS_CLASSIC_API; the_api <= OBJECTS_APIS_LAST; the_api++) { a000d6d4: e15a0009 cmp sl, r9 a000d6d8: 1affffd8 bne a000d640 } } } } if ( interested ) { a000d6dc: e3500000 cmp r0, #0 a000d6e0: 0affffad beq a000d59c * thread needs to do the post context switch extension so it can * evaluate the signals pending. */ process_it: the_thread->do_post_task_switch_extension = true; a000d6e4: e3a03001 mov r3, #1 a000d6e8: e5c03074 strb r3, [r0, #116] ; 0x74 /* * Returns true if the signal was synchronously given to a thread * blocked waiting for the signal. */ if ( _POSIX_signals_Unblock_thread( the_thread, sig, siginfo ) ) { a000d6ec: e1a01005 mov r1, r5 a000d6f0: e1a0200d mov r2, sp a000d6f4: eb00004e bl a000d834 <_POSIX_signals_Unblock_thread> a000d6f8: e3500000 cmp r0, #0 a000d6fc: 0affffa6 beq a000d59c a000d700: eaffffc5 b a000d61c <== NOT EXECUTED /* * Only supported for the "calling process" (i.e. this node). */ if ( pid != getpid() ) rtems_set_errno_and_return_minus_one( ESRCH ); a000d704: eb000108 bl a000db2c <__errno> a000d708: e3a03003 mov r3, #3 a000d70c: e5803000 str r3, [r0] a000d710: e3e00000 mvn r0, #0 a000d714: eaffffa9 b a000d5c0 */ if ( !sig ) rtems_set_errno_and_return_minus_one( EINVAL ); if ( !is_valid_signo(sig) ) rtems_set_errno_and_return_minus_one( EINVAL ); a000d718: eb000103 bl a000db2c <__errno> a000d71c: e3a03016 mov r3, #22 a000d720: e5803000 str r3, [r0] a000d724: e3e00000 mvn r0, #0 a000d728: eaffffa4 b a000d5c0 if ( _POSIX_signals_Vectors[ sig ].sa_flags == SA_SIGINFO ) { psiginfo = (POSIX_signals_Siginfo_node *) _Chain_Get( &_POSIX_signals_Inactive_siginfo ); if ( !psiginfo ) { _Thread_Enable_dispatch(); a000d72c: ebffe614 bl a0006f84 <_Thread_Enable_dispatch> rtems_set_errno_and_return_minus_one( EAGAIN ); a000d730: eb0000fd bl a000db2c <__errno> a000d734: e3a0300b mov r3, #11 a000d738: e5803000 str r3, [r0] a000d73c: e3e00000 mvn r0, #0 a000d740: eaffff9e b a000d5c0 =============================================================================== a00061c8 : int pthread_rwlock_timedrdlock( pthread_rwlock_t *rwlock, const struct timespec *abstime ) { a00061c8: e92d4030 push {r4, r5, lr} Objects_Locations location; Watchdog_Interval ticks; bool do_wait = true; POSIX_Absolute_timeout_conversion_results_t status; if ( !rwlock ) a00061cc: e2505000 subs r5, r0, #0 int pthread_rwlock_timedrdlock( pthread_rwlock_t *rwlock, const struct timespec *abstime ) { a00061d0: e24dd00c sub sp, sp, #12 Objects_Locations location; Watchdog_Interval ticks; bool do_wait = true; POSIX_Absolute_timeout_conversion_results_t status; if ( !rwlock ) a00061d4: 0a00001d beq a0006250 * * If the status is POSIX_ABSOLUTE_TIMEOUT_INVALID, * POSIX_ABSOLUTE_TIMEOUT_IS_IN_PAST, or POSIX_ABSOLUTE_TIMEOUT_IS_NOW, * then we should not wait. */ status = _POSIX_Absolute_timeout_to_ticks( abstime, &ticks ); a00061d8: e1a00001 mov r0, r1 a00061dc: e28d1004 add r1, sp, #4 a00061e0: eb001986 bl a000c800 <_POSIX_Absolute_timeout_to_ticks> a00061e4: e5951000 ldr r1, [r5] a00061e8: e1a04000 mov r4, r0 a00061ec: e28d2008 add r2, sp, #8 a00061f0: e59f0090 ldr r0, [pc, #144] ; a0006288 a00061f4: eb000a81 bl a0008c00 <_Objects_Get> if ( status != POSIX_ABSOLUTE_TIMEOUT_IS_IN_FUTURE ) do_wait = false; the_rwlock = _POSIX_RWLock_Get( rwlock, &location ); switch ( location ) { a00061f8: e59dc008 ldr ip, [sp, #8] a00061fc: e35c0000 cmp ip, #0 a0006200: 1a000012 bne a0006250 case OBJECTS_LOCAL: _CORE_RWLock_Obtain_for_reading( a0006204: e5951000 ldr r1, [r5] int _EXFUN(pthread_rwlock_init, (pthread_rwlock_t *__rwlock, _CONST pthread_rwlockattr_t *__attr)); int _EXFUN(pthread_rwlock_destroy, (pthread_rwlock_t *__rwlock)); int _EXFUN(pthread_rwlock_rdlock,(pthread_rwlock_t *__rwlock)); int _EXFUN(pthread_rwlock_tryrdlock,(pthread_rwlock_t *__rwlock)); int _EXFUN(pthread_rwlock_timedrdlock, a0006208: e3540003 cmp r4, #3 a000620c: 13a05000 movne r5, #0 a0006210: 03a05001 moveq r5, #1 a0006214: e2800010 add r0, r0, #16 a0006218: e59d3004 ldr r3, [sp, #4] a000621c: e1a02005 mov r2, r5 a0006220: e58dc000 str ip, [sp] a0006224: eb000722 bl a0007eb4 <_CORE_RWLock_Obtain_for_reading> do_wait, ticks, NULL ); _Thread_Enable_dispatch(); a0006228: eb000cb6 bl a0009508 <_Thread_Enable_dispatch> if ( !do_wait ) { a000622c: e3550000 cmp r5, #0 a0006230: 1a00000f bne a0006274 if ( _Thread_Executing->Wait.return_code == CORE_RWLOCK_UNAVAILABLE ) { a0006234: e59f3050 ldr r3, [pc, #80] ; a000628c a0006238: e5933000 ldr r3, [r3] a000623c: e5930034 ldr r0, [r3, #52] ; 0x34 a0006240: e3500002 cmp r0, #2 a0006244: 0a000004 beq a000625c break; } } } return _POSIX_RWLock_Translate_core_RWLock_return_code( a0006248: eb000042 bl a0006358 <_POSIX_RWLock_Translate_core_RWLock_return_code> a000624c: ea000000 b a0006254 a0006250: e3a00016 mov r0, #22 case OBJECTS_ERROR: break; } return EINVAL; } a0006254: e28dd00c add sp, sp, #12 a0006258: e8bd8030 pop {r4, r5, pc} ); _Thread_Enable_dispatch(); if ( !do_wait ) { if ( _Thread_Executing->Wait.return_code == CORE_RWLOCK_UNAVAILABLE ) { switch (status) { a000625c: e3540000 cmp r4, #0 a0006260: 0afffffa beq a0006250 a0006264: e3540002 cmp r4, #2 a0006268: 93a00074 movls r0, #116 ; 0x74 a000626c: 9afffff8 bls a0006254 a0006270: eafffff4 b a0006248 <== NOT EXECUTED a0006274: e59f3010 ldr r3, [pc, #16] ; a000628c a0006278: e5933000 ldr r3, [r3] a000627c: e5930034 ldr r0, [r3, #52] ; 0x34 break; } } } return _POSIX_RWLock_Translate_core_RWLock_return_code( a0006280: eb000034 bl a0006358 <_POSIX_RWLock_Translate_core_RWLock_return_code> a0006284: eafffff2 b a0006254 =============================================================================== a0006290 : int pthread_rwlock_timedwrlock( pthread_rwlock_t *rwlock, const struct timespec *abstime ) { a0006290: e92d4030 push {r4, r5, lr} Objects_Locations location; Watchdog_Interval ticks; bool do_wait = true; POSIX_Absolute_timeout_conversion_results_t status; if ( !rwlock ) a0006294: e2505000 subs r5, r0, #0 int pthread_rwlock_timedwrlock( pthread_rwlock_t *rwlock, const struct timespec *abstime ) { a0006298: e24dd00c sub sp, sp, #12 Objects_Locations location; Watchdog_Interval ticks; bool do_wait = true; POSIX_Absolute_timeout_conversion_results_t status; if ( !rwlock ) a000629c: 0a00001d beq a0006318 * * If the status is POSIX_ABSOLUTE_TIMEOUT_INVALID, * POSIX_ABSOLUTE_TIMEOUT_IS_IN_PAST, or POSIX_ABSOLUTE_TIMEOUT_IS_NOW, * then we should not wait. */ status = _POSIX_Absolute_timeout_to_ticks( abstime, &ticks ); a00062a0: e1a00001 mov r0, r1 a00062a4: e28d1004 add r1, sp, #4 a00062a8: eb001954 bl a000c800 <_POSIX_Absolute_timeout_to_ticks> a00062ac: e5951000 ldr r1, [r5] a00062b0: e1a04000 mov r4, r0 a00062b4: e28d2008 add r2, sp, #8 a00062b8: e59f0090 ldr r0, [pc, #144] ; a0006350 a00062bc: eb000a4f bl a0008c00 <_Objects_Get> if ( status != POSIX_ABSOLUTE_TIMEOUT_IS_IN_FUTURE ) do_wait = false; the_rwlock = _POSIX_RWLock_Get( rwlock, &location ); switch ( location ) { a00062c0: e59dc008 ldr ip, [sp, #8] a00062c4: e35c0000 cmp ip, #0 a00062c8: 1a000012 bne a0006318 case OBJECTS_LOCAL: _CORE_RWLock_Obtain_for_writing( a00062cc: e5951000 ldr r1, [r5] (pthread_rwlock_t *__rwlock, _CONST struct timespec *__abstime)); int _EXFUN(pthread_rwlock_unlock,(pthread_rwlock_t *__rwlock)); int _EXFUN(pthread_rwlock_wrlock,(pthread_rwlock_t *__rwlock)); int _EXFUN(pthread_rwlock_trywrlock,(pthread_rwlock_t *__rwlock)); int _EXFUN(pthread_rwlock_timedwrlock, a00062d0: e3540003 cmp r4, #3 a00062d4: 13a05000 movne r5, #0 a00062d8: 03a05001 moveq r5, #1 a00062dc: e2800010 add r0, r0, #16 a00062e0: e59d3004 ldr r3, [sp, #4] a00062e4: e1a02005 mov r2, r5 a00062e8: e58dc000 str ip, [sp] a00062ec: eb000727 bl a0007f90 <_CORE_RWLock_Obtain_for_writing> do_wait, ticks, NULL ); _Thread_Enable_dispatch(); a00062f0: eb000c84 bl a0009508 <_Thread_Enable_dispatch> if ( !do_wait && a00062f4: e3550000 cmp r5, #0 a00062f8: 1a00000f bne a000633c (_Thread_Executing->Wait.return_code == CORE_RWLOCK_UNAVAILABLE) ) { a00062fc: e59f3050 ldr r3, [pc, #80] ; a0006354 a0006300: e5933000 ldr r3, [r3] a0006304: e5930034 ldr r0, [r3, #52] ; 0x34 ticks, NULL ); _Thread_Enable_dispatch(); if ( !do_wait && a0006308: e3500002 cmp r0, #2 a000630c: 0a000004 beq a0006324 case POSIX_ABSOLUTE_TIMEOUT_IS_IN_FUTURE: break; } } return _POSIX_RWLock_Translate_core_RWLock_return_code( a0006310: eb000010 bl a0006358 <_POSIX_RWLock_Translate_core_RWLock_return_code> a0006314: ea000000 b a000631c a0006318: e3a00016 mov r0, #22 case OBJECTS_ERROR: break; } return EINVAL; } a000631c: e28dd00c add sp, sp, #12 a0006320: e8bd8030 pop {r4, r5, pc} ); _Thread_Enable_dispatch(); if ( !do_wait && (_Thread_Executing->Wait.return_code == CORE_RWLOCK_UNAVAILABLE) ) { switch (status) { a0006324: e3540000 cmp r4, #0 a0006328: 0afffffa beq a0006318 a000632c: e3540002 cmp r4, #2 a0006330: 93a00074 movls r0, #116 ; 0x74 a0006334: 9afffff8 bls a000631c a0006338: eafffff4 b a0006310 <== NOT EXECUTED a000633c: e59f3010 ldr r3, [pc, #16] ; a0006354 a0006340: e5933000 ldr r3, [r3] a0006344: e5930034 ldr r0, [r3, #52] ; 0x34 case POSIX_ABSOLUTE_TIMEOUT_IS_IN_FUTURE: break; } } return _POSIX_RWLock_Translate_core_RWLock_return_code( a0006348: eb000002 bl a0006358 <_POSIX_RWLock_Translate_core_RWLock_return_code> a000634c: eafffff2 b a000631c =============================================================================== a00054c8 : * Don't even think about deleting a resource from an ISR. * Besides this request is supposed to be for _Thread_Executing * and the ISR context is not a thread. */ if ( _ISR_Is_in_progress() ) a00054c8: e59f3060 ldr r3, [pc, #96] ; a0005530 * * 18.2.2 Setting Cancelability State, P1003.1c/Draft 10, p. 183 */ void pthread_testcancel( void ) { a00054cc: e92d4010 push {r4, lr} * Don't even think about deleting a resource from an ISR. * Besides this request is supposed to be for _Thread_Executing * and the ISR context is not a thread. */ if ( _ISR_Is_in_progress() ) a00054d0: e5933000 ldr r3, [r3] a00054d4: e3530000 cmp r3, #0 a00054d8: 1a000011 bne a0005524 a00054dc: e59f3050 ldr r3, [pc, #80] ; a0005534 return; thread_support = _Thread_Executing->API_Extensions[ THREAD_API_POSIX ]; a00054e0: e59f4050 ldr r4, [pc, #80] ; a0005538 a00054e4: e5931000 ldr r1, [r3] a00054e8: e5942000 ldr r2, [r4] a00054ec: e2811001 add r1, r1, #1 a00054f0: e5831000 str r1, [r3] a00054f4: e5923108 ldr r3, [r2, #264] ; 0x108 _Thread_Disable_dispatch(); if ( thread_support->cancelability_state == PTHREAD_CANCEL_ENABLE && a00054f8: e59320d4 ldr r2, [r3, #212] ; 0xd4 a00054fc: e3520000 cmp r2, #0 a0005500: 1a000008 bne a0005528 thread_support->cancelation_requested ) a0005504: e59330dc ldr r3, [r3, #220] ; 0xdc a0005508: e3530000 cmp r3, #0 a000550c: 0a000005 beq a0005528 cancel = true; _Thread_Enable_dispatch(); a0005510: eb000996 bl a0007b70 <_Thread_Enable_dispatch> if ( cancel ) _POSIX_Thread_Exit( _Thread_Executing, PTHREAD_CANCELED ); a0005514: e5940000 ldr r0, [r4] a0005518: e3e01000 mvn r1, #0 } a000551c: e8bd4010 pop {r4, lr} thread_support->cancelation_requested ) cancel = true; _Thread_Enable_dispatch(); if ( cancel ) _POSIX_Thread_Exit( _Thread_Executing, PTHREAD_CANCELED ); a0005520: ea0016f4 b a000b0f8 <_POSIX_Thread_Exit> a0005524: e8bd8010 pop {r4, pc} <== NOT EXECUTED } a0005528: e8bd4010 pop {r4, lr} _Thread_Disable_dispatch(); if ( thread_support->cancelability_state == PTHREAD_CANCEL_ENABLE && thread_support->cancelation_requested ) cancel = true; _Thread_Enable_dispatch(); a000552c: ea00098f b a0007b70 <_Thread_Enable_dispatch> =============================================================================== a0006ef0 : 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 ) { a0006ef0: e92d4010 push {r4, lr} a0006ef4: e1a04000 mov r4, r0 rtems_device_major_number major_limit = _IO_Number_of_drivers; if ( rtems_interrupt_is_in_progress() ) a0006ef8: e59f0148 ldr r0, [pc, #328] ; a0007048 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; a0006efc: e59f3148 ldr r3, [pc, #328] ; a000704c if ( rtems_interrupt_is_in_progress() ) a0006f00: e5900000 ldr r0, [r0] a0006f04: 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; a0006f08: e5930000 ldr r0, [r3] if ( rtems_interrupt_is_in_progress() ) a0006f0c: 1a000032 bne a0006fdc return RTEMS_CALLED_FROM_ISR; if ( registered_major == NULL ) a0006f10: e3520000 cmp r2, #0 a0006f14: 0a000040 beq a000701c return RTEMS_INVALID_ADDRESS; /* Set it to an invalid value */ *registered_major = major_limit; if ( driver_table == NULL ) a0006f18: e3510000 cmp r1, #0 if ( registered_major == NULL ) return RTEMS_INVALID_ADDRESS; /* Set it to an invalid value */ *registered_major = major_limit; a0006f1c: e5820000 str r0, [r2] if ( driver_table == NULL ) a0006f20: 0a00003d beq a000701c static inline bool rtems_io_is_empty_table( const rtems_driver_address_table *table ) { return table->initialization_entry == NULL && table->open_entry == NULL; a0006f24: e591c000 ldr ip, [r1] a0006f28: e35c0000 cmp ip, #0 a0006f2c: 0a000037 beq a0007010 return RTEMS_INVALID_ADDRESS; if ( rtems_io_is_empty_table( driver_table ) ) return RTEMS_INVALID_ADDRESS; if ( major >= major_limit ) a0006f30: e1500004 cmp r0, r4 a0006f34: 9a000026 bls a0006fd4 rtems_fatal_error_occurred( 99 ); } } #endif _Thread_Dispatch_disable_level += 1; a0006f38: e59f0110 ldr r0, [pc, #272] ; a0007050 a0006f3c: e590c000 ldr ip, [r0] a0006f40: e28cc001 add ip, ip, #1 a0006f44: e580c000 str ip, [r0] return RTEMS_INVALID_NUMBER; _Thread_Disable_dispatch(); if ( major == 0 ) { a0006f48: e3540000 cmp r4, #0 a0006f4c: 1a000024 bne a0006fe4 static rtems_status_code rtems_io_obtain_major_number( rtems_device_major_number *major ) { rtems_device_major_number n = _IO_Number_of_drivers; a0006f50: e593c000 ldr ip, [r3] rtems_device_major_number m = 0; /* major is error checked by caller */ for ( m = 0; m < n; ++m ) { a0006f54: e35c0000 cmp ip, #0 a0006f58: 0a000031 beq a0007024 a0006f5c: e59f30f0 ldr r3, [pc, #240] ; a0007054 a0006f60: e593e000 ldr lr, [r3] a0006f64: e1a0300e mov r3, lr a0006f68: ea000003 b a0006f7c a0006f6c: e2844001 add r4, r4, #1 a0006f70: e15c0004 cmp ip, r4 a0006f74: e2833018 add r3, r3, #24 a0006f78: 9a000005 bls a0006f94 static inline bool rtems_io_is_empty_table( const rtems_driver_address_table *table ) { return table->initialization_entry == NULL && table->open_entry == NULL; a0006f7c: e5930000 ldr r0, [r3] a0006f80: e3500000 cmp r0, #0 a0006f84: 1afffff8 bne a0006f6c a0006f88: e5930004 ldr r0, [r3, #4] a0006f8c: e3500000 cmp r0, #0 a0006f90: 1afffff5 bne a0006f6c } /* Assigns invalid value in case of failure */ *major = m; if ( m != n ) a0006f94: e15c0004 cmp ip, r4 if ( rtems_io_is_empty_table( table ) ) break; } /* Assigns invalid value in case of failure */ *major = m; a0006f98: e5824000 str r4, [r2] if ( m != n ) a0006f9c: 0a000021 beq a0007028 a0006fa0: e3a03018 mov r3, #24 a0006fa4: e02ce493 mla ip, r3, r4, lr } *registered_major = major; } _IO_Driver_address_table [major] = *driver_table; a0006fa8: e1a0e001 mov lr, r1 a0006fac: e8be000f ldm lr!, {r0, r1, r2, r3} a0006fb0: e8ac000f stmia ip!, {r0, r1, r2, r3} a0006fb4: e89e0003 ldm lr, {r0, r1} a0006fb8: e88c0003 stm ip, {r0, r1} _Thread_Enable_dispatch(); a0006fbc: eb0006ae bl a0008a7c <_Thread_Enable_dispatch> return rtems_io_initialize( major, 0, NULL ); a0006fc0: e3a01000 mov r1, #0 a0006fc4: e1a00004 mov r0, r4 a0006fc8: e1a02001 mov r2, r1 } a0006fcc: e8bd4010 pop {r4, lr} _IO_Driver_address_table [major] = *driver_table; _Thread_Enable_dispatch(); return rtems_io_initialize( major, 0, NULL ); a0006fd0: ea0023bf b a000fed4 return RTEMS_INVALID_ADDRESS; if ( rtems_io_is_empty_table( driver_table ) ) return RTEMS_INVALID_ADDRESS; if ( major >= major_limit ) a0006fd4: e3a0000a mov r0, #10 a0006fd8: 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() ) a0006fdc: e3a00012 mov r0, #18 a0006fe0: e8bd8010 pop {r4, pc} _Thread_Enable_dispatch(); return sc; } major = *registered_major; } else { rtems_driver_address_table *const table = _IO_Driver_address_table + major; a0006fe4: e3a00018 mov r0, #24 a0006fe8: e0030490 mul r3, r0, r4 a0006fec: e59f0060 ldr r0, [pc, #96] ; a0007054 a0006ff0: 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; a0006ff4: 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; a0006ff8: 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; a0006ffc: e3500000 cmp r0, #0 a0007000: 0a00000b beq a0007034 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(); a0007004: eb00069c bl a0008a7c <_Thread_Enable_dispatch> a0007008: e3a0000c mov r0, #12 return RTEMS_RESOURCE_IN_USE; a000700c: 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; a0007010: e591c004 ldr ip, [r1, #4] a0007014: e35c0000 cmp ip, #0 a0007018: 1affffc4 bne a0006f30 _IO_Driver_address_table [major] = *driver_table; _Thread_Enable_dispatch(); return rtems_io_initialize( major, 0, NULL ); a000701c: e3a00009 mov r0, #9 } a0007020: e8bd8010 pop {r4, pc} if ( rtems_io_is_empty_table( table ) ) break; } /* Assigns invalid value in case of failure */ *major = m; a0007024: 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(); a0007028: eb000693 bl a0008a7c <_Thread_Enable_dispatch> a000702c: e3a00005 mov r0, #5 return sc; a0007030: 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; a0007034: e59c3004 ldr r3, [ip, #4] a0007038: e3530000 cmp r3, #0 a000703c: 1afffff0 bne a0007004 if ( !rtems_io_is_empty_table( table ) ) { _Thread_Enable_dispatch(); return RTEMS_RESOURCE_IN_USE; } *registered_major = major; a0007040: e5824000 str r4, [r2] a0007044: eaffffd7 b a0006fa8 =============================================================================== a0005fd4 : rtems_status_code rtems_rate_monotonic_period( rtems_id id, rtems_interval length ) { a0005fd4: e92d41f0 push {r4, r5, r6, r7, r8, lr} a0005fd8: e1a04000 mov r4, r0 a0005fdc: e24dd008 sub sp, sp, #8 a0005fe0: e1a05001 mov r5, r1 RTEMS_INLINE_ROUTINE Rate_monotonic_Control *_Rate_monotonic_Get ( Objects_Id id, Objects_Locations *location ) { return (Rate_monotonic_Control *) a0005fe4: e59f0180 ldr r0, [pc, #384] ; a000616c a0005fe8: e1a01004 mov r1, r4 a0005fec: e28d2004 add r2, sp, #4 a0005ff0: eb00088f bl a0008234 <_Objects_Get> rtems_rate_monotonic_period_states local_state; ISR_Level level; the_period = _Rate_monotonic_Get( id, &location ); switch ( location ) { a0005ff4: e59d3004 ldr r3, [sp, #4] a0005ff8: e1a06000 mov r6, r0 a0005ffc: e3530000 cmp r3, #0 a0006000: 1a000008 bne a0006028 case OBJECTS_LOCAL: if ( !_Thread_Is_executing( the_period->owner ) ) { a0006004: e59f7164 ldr r7, [pc, #356] ; a0006170 a0006008: e5902040 ldr r2, [r0, #64] ; 0x40 a000600c: e5973000 ldr r3, [r7] a0006010: e1520003 cmp r2, r3 a0006014: 0a000005 beq a0006030 _Thread_Enable_dispatch(); a0006018: eb000ae9 bl a0008bc4 <_Thread_Enable_dispatch> a000601c: e3a00017 mov r0, #23 case OBJECTS_ERROR: break; } return RTEMS_INVALID_ID; } a0006020: e28dd008 add sp, sp, #8 a0006024: e8bd81f0 pop {r4, r5, r6, r7, r8, pc} the_period->state = RATE_MONOTONIC_ACTIVE; the_period->next_length = length; _Watchdog_Insert_ticks( &the_period->Timer, length ); _Thread_Enable_dispatch(); return RTEMS_TIMEOUT; a0006028: e3a00004 mov r0, #4 a000602c: eafffffb b a0006020 if ( !_Thread_Is_executing( the_period->owner ) ) { _Thread_Enable_dispatch(); return RTEMS_NOT_OWNER_OF_RESOURCE; } if ( length == RTEMS_PERIOD_STATUS ) { a0006030: e3550000 cmp r5, #0 a0006034: 0a00002b beq a00060e8 static inline uint32_t arm_interrupt_disable( void ) { uint32_t arm_switch_reg; uint32_t level; asm volatile ( a0006038: e10f8000 mrs r8, CPSR a000603c: e3883080 orr r3, r8, #128 ; 0x80 a0006040: e129f003 msr CPSR_fc, r3 _Thread_Enable_dispatch(); return( return_value ); } _ISR_Disable( level ); switch ( the_period->state ) { a0006044: e5903038 ldr r3, [r0, #56] ; 0x38 a0006048: e3530002 cmp r3, #2 a000604c: 0a00002b beq a0006100 a0006050: e3530004 cmp r3, #4 a0006054: 0a000015 beq a00060b0 a0006058: e3530000 cmp r3, #0 a000605c: 1afffff1 bne a0006028 static inline void arm_interrupt_enable( uint32_t level ) { ARM_SWITCH_REGISTERS; asm volatile ( a0006060: e129f008 msr CPSR_fc, r8 _ISR_Enable( level ); /* * Baseline statistics information for the beginning of a period. */ _Rate_monotonic_Initiate_statistics( the_period ); a0006064: ebffff50 bl a0005dac <_Rate_monotonic_Initiate_statistics> the_period->state = RATE_MONOTONIC_ACTIVE; a0006068: e3a03002 mov r3, #2 a000606c: e5863038 str r3, [r6, #56] ; 0x38 Objects_Id id, void *user_data ) { the_watchdog->state = WATCHDOG_INACTIVE; the_watchdog->routine = routine; a0006070: e59f30fc ldr r3, [pc, #252] ; a0006174 Watchdog_Service_routine_entry routine, Objects_Id id, void *user_data ) { the_watchdog->state = WATCHDOG_INACTIVE; a0006074: e3a07000 mov r7, #0 ) { the_watchdog->initial = units; _Watchdog_Insert( &_Watchdog_Ticks_chain, the_watchdog ); a0006078: e59f00f8 ldr r0, [pc, #248] ; a0006178 Objects_Id id, void *user_data ) { the_watchdog->state = WATCHDOG_INACTIVE; the_watchdog->routine = routine; a000607c: e586302c str r3, [r6, #44] ; 0x2c the_watchdog->id = id; a0006080: e5864030 str r4, [r6, #48] ; 0x30 Watchdog_Control *the_watchdog, Watchdog_Interval units ) { the_watchdog->initial = units; a0006084: e586501c str r5, [r6, #28] _Watchdog_Insert( &_Watchdog_Ticks_chain, the_watchdog ); a0006088: e2861010 add r1, r6, #16 Watchdog_Service_routine_entry routine, Objects_Id id, void *user_data ) { the_watchdog->state = WATCHDOG_INACTIVE; a000608c: e5867018 str r7, [r6, #24] the_watchdog->routine = routine; the_watchdog->id = id; the_watchdog->user_data = user_data; a0006090: e5867034 str r7, [r6, #52] ; 0x34 _Rate_monotonic_Timeout, id, NULL ); the_period->next_length = length; a0006094: e586503c str r5, [r6, #60] ; 0x3c ) { the_watchdog->initial = units; _Watchdog_Insert( &_Watchdog_Ticks_chain, the_watchdog ); a0006098: eb000fbd bl a0009f94 <_Watchdog_Insert> _Watchdog_Insert_ticks( &the_period->Timer, length ); _Thread_Enable_dispatch(); a000609c: e1a00007 mov r0, r7 a00060a0: e58d0000 str r0, [sp] a00060a4: eb000ac6 bl a0008bc4 <_Thread_Enable_dispatch> return RTEMS_SUCCESSFUL; a00060a8: e59d0000 ldr r0, [sp] a00060ac: eaffffdb b a0006020 case RATE_MONOTONIC_EXPIRED: /* * Update statistics from the concluding period */ _Rate_monotonic_Update_statistics( the_period ); a00060b0: ebffff8c bl a0005ee8 <_Rate_monotonic_Update_statistics> a00060b4: e129f008 msr CPSR_fc, r8 _ISR_Enable( level ); the_period->state = RATE_MONOTONIC_ACTIVE; a00060b8: e3a03002 mov r3, #2 a00060bc: e5863038 str r3, [r6, #56] ; 0x38 a00060c0: e2861010 add r1, r6, #16 a00060c4: e59f00ac ldr r0, [pc, #172] ; a0006178 Watchdog_Control *the_watchdog, Watchdog_Interval units ) { the_watchdog->initial = units; a00060c8: e586501c str r5, [r6, #28] the_period->next_length = length; a00060cc: e586503c str r5, [r6, #60] ; 0x3c _Watchdog_Insert( &_Watchdog_Ticks_chain, the_watchdog ); a00060d0: eb000faf bl a0009f94 <_Watchdog_Insert> _Watchdog_Insert_ticks( &the_period->Timer, length ); _Thread_Enable_dispatch(); a00060d4: e3a00006 mov r0, #6 a00060d8: e58d0000 str r0, [sp] a00060dc: eb000ab8 bl a0008bc4 <_Thread_Enable_dispatch> return RTEMS_TIMEOUT; a00060e0: e59d0000 ldr r0, [sp] a00060e4: eaffffcd b a0006020 _Thread_Enable_dispatch(); return RTEMS_NOT_OWNER_OF_RESOURCE; } if ( length == RTEMS_PERIOD_STATUS ) { switch ( the_period->state ) { a00060e8: e5903038 ldr r3, [r0, #56] ; 0x38 a00060ec: e3530004 cmp r3, #4 a00060f0: 959f2084 ldrls r2, [pc, #132] ; a000617c a00060f4: 81a00005 movhi r0, r5 a00060f8: 97920103 ldrls r0, [r2, r3, lsl #2] a00060fc: eaffffe7 b a00060a0 case RATE_MONOTONIC_ACTIVE: /* * Update statistics from the concluding period. */ _Rate_monotonic_Update_statistics( the_period ); a0006100: ebffff78 bl a0005ee8 <_Rate_monotonic_Update_statistics> /* * This tells the _Rate_monotonic_Timeout that this task is * in the process of blocking on the period and that we * may be changing the length of the next period. */ the_period->state = RATE_MONOTONIC_OWNER_IS_BLOCKING; a0006104: e3a03001 mov r3, #1 the_period->next_length = length; a0006108: e586503c str r5, [r6, #60] ; 0x3c /* * This tells the _Rate_monotonic_Timeout that this task is * in the process of blocking on the period and that we * may be changing the length of the next period. */ the_period->state = RATE_MONOTONIC_OWNER_IS_BLOCKING; a000610c: e5863038 str r3, [r6, #56] ; 0x38 a0006110: e129f008 msr CPSR_fc, r8 the_period->next_length = length; _ISR_Enable( level ); _Thread_Executing->Wait.id = the_period->Object.id; a0006114: e5973000 ldr r3, [r7] a0006118: e5962008 ldr r2, [r6, #8] _Thread_Set_state( _Thread_Executing, STATES_WAITING_FOR_PERIOD ); a000611c: e3a01901 mov r1, #16384 ; 0x4000 a0006120: e1a00003 mov r0, r3 the_period->state = RATE_MONOTONIC_OWNER_IS_BLOCKING; the_period->next_length = length; _ISR_Enable( level ); _Thread_Executing->Wait.id = the_period->Object.id; a0006124: e5832020 str r2, [r3, #32] _Thread_Set_state( _Thread_Executing, STATES_WAITING_FOR_PERIOD ); a0006128: eb000d10 bl a0009570 <_Thread_Set_state> static inline uint32_t arm_interrupt_disable( void ) { uint32_t arm_switch_reg; uint32_t level; asm volatile ( a000612c: e10f2000 mrs r2, CPSR a0006130: e3823080 orr r3, r2, #128 ; 0x80 a0006134: e129f003 msr CPSR_fc, r3 * Did the watchdog timer expire while we were actually blocking * on it? */ _ISR_Disable( level ); local_state = the_period->state; the_period->state = RATE_MONOTONIC_ACTIVE; a0006138: e3a01002 mov r1, #2 /* * Did the watchdog timer expire while we were actually blocking * on it? */ _ISR_Disable( level ); local_state = the_period->state; a000613c: e5963038 ldr r3, [r6, #56] ; 0x38 the_period->state = RATE_MONOTONIC_ACTIVE; a0006140: e5861038 str r1, [r6, #56] ; 0x38 static inline void arm_interrupt_enable( uint32_t level ) { ARM_SWITCH_REGISTERS; asm volatile ( a0006144: e129f002 msr CPSR_fc, r2 /* * If it did, then we want to unblock ourself and continue as * if nothing happen. The period was reset in the timeout routine. */ if ( local_state == RATE_MONOTONIC_EXPIRED_WHILE_BLOCKING ) a0006148: e3530003 cmp r3, #3 a000614c: 0a000002 beq a000615c _Thread_Clear_state( _Thread_Executing, STATES_WAITING_FOR_PERIOD ); _Thread_Enable_dispatch(); a0006150: eb000a9b bl a0008bc4 <_Thread_Enable_dispatch> a0006154: e3a00000 mov r0, #0 return RTEMS_SUCCESSFUL; a0006158: eaffffb0 b a0006020 /* * If it did, then we want to unblock ourself and continue as * if nothing happen. The period was reset in the timeout routine. */ if ( local_state == RATE_MONOTONIC_EXPIRED_WHILE_BLOCKING ) _Thread_Clear_state( _Thread_Executing, STATES_WAITING_FOR_PERIOD ); a000615c: e5970000 ldr r0, [r7] <== NOT EXECUTED a0006160: e3a01901 mov r1, #16384 ; 0x4000 <== NOT EXECUTED a0006164: eb000993 bl a00087b8 <_Thread_Clear_state> <== NOT EXECUTED a0006168: eafffff8 b a0006150 <== NOT EXECUTED =============================================================================== a00058d0 : int sched_get_priority_min( int policy ) { switch ( policy ) { a00058d0: e3500004 cmp r0, #4 #include int sched_get_priority_min( int policy ) { a00058d4: e52de004 push {lr} ; (str lr, [sp, #-4]!) switch ( policy ) { a00058d8: 9a000004 bls a00058f0 case SCHED_RR: case SCHED_SPORADIC: break; default: rtems_set_errno_and_return_minus_one( EINVAL ); a00058dc: eb002455 bl a000ea38 <__errno> a00058e0: e3a03016 mov r3, #22 a00058e4: e5803000 str r3, [r0] a00058e8: e3e00000 mvn r0, #0 } return POSIX_SCHEDULER_MINIMUM_PRIORITY; } a00058ec: e49df004 pop {pc} ; (ldr pc, [sp], #4) int sched_get_priority_min( int policy ) { switch ( policy ) { a00058f0: e3a03001 mov r3, #1 a00058f4: e1a00013 lsl r0, r3, r0 a00058f8: e3100017 tst r0, #23 a00058fc: 11a00003 movne r0, r3 a0005900: 149df004 popne {pc} ; (ldrne pc, [sp], #4) case SCHED_RR: case SCHED_SPORADIC: break; default: rtems_set_errno_and_return_minus_one( EINVAL ); a0005904: eb00244b bl a000ea38 <__errno> <== NOT EXECUTED a0005908: e3a03016 mov r3, #22 <== NOT EXECUTED a000590c: e5803000 str r3, [r0] <== NOT EXECUTED a0005910: e3e00000 mvn r0, #0 <== NOT EXECUTED } return POSIX_SCHEDULER_MINIMUM_PRIORITY; } a0005914: e49df004 pop {pc} ; (ldr pc, [sp], #4) <== NOT EXECUTED =============================================================================== a0007f20 : int sem_timedwait( sem_t *sem, const struct timespec *abstime ) { a0007f20: e92d4010 push {r4, lr} a0007f24: e24dd004 sub sp, sp, #4 a0007f28: e1a04000 mov r4, r0 * * If the status is POSIX_ABSOLUTE_TIMEOUT_INVALID, * POSIX_ABSOLUTE_TIMEOUT_IS_IN_PAST, or POSIX_ABSOLUTE_TIMEOUT_IS_NOW, * then we should not wait. */ status = _POSIX_Absolute_timeout_to_ticks( abstime, &ticks ); a0007f2c: e1a00001 mov r0, r1 a0007f30: e1a0100d mov r1, sp a0007f34: eb0015d0 bl a000d67c <_POSIX_Absolute_timeout_to_ticks> if ( status != POSIX_ABSOLUTE_TIMEOUT_IS_IN_FUTURE ) a0007f38: e3500003 cmp r0, #3 a0007f3c: 0a000005 beq a0007f58 do_wait = false; lock_status = _POSIX_Semaphore_Wait_support( sem, do_wait, ticks ); a0007f40: e1a00004 mov r0, r4 <== NOT EXECUTED a0007f44: e3a01000 mov r1, #0 <== NOT EXECUTED a0007f48: e59d2000 ldr r2, [sp] <== NOT EXECUTED a0007f4c: eb00188c bl a000e184 <_POSIX_Semaphore_Wait_support> <== NOT EXECUTED break; } } return lock_status; } a0007f50: e28dd004 add sp, sp, #4 a0007f54: e8bd8010 pop {r4, pc} */ status = _POSIX_Absolute_timeout_to_ticks( abstime, &ticks ); if ( status != POSIX_ABSOLUTE_TIMEOUT_IS_IN_FUTURE ) do_wait = false; lock_status = _POSIX_Semaphore_Wait_support( sem, do_wait, ticks ); a0007f58: e1a00004 mov r0, r4 a0007f5c: e3a01001 mov r1, #1 a0007f60: e59d2000 ldr r2, [sp] a0007f64: eb001886 bl a000e184 <_POSIX_Semaphore_Wait_support> a0007f68: eafffff8 b a0007f50 =============================================================================== a00057d4 : struct sigaction *oact ) { ISR_Level level; if ( oact ) a00057d4: e3520000 cmp r2, #0 int sigaction( int sig, const struct sigaction *act, struct sigaction *oact ) { a00057d8: e92d4070 push {r4, r5, r6, lr} a00057dc: e1a04000 mov r4, r0 a00057e0: e1a05001 mov r5, r1 ISR_Level level; if ( oact ) a00057e4: 0a00000a beq a0005814 *oact = _POSIX_signals_Vectors[ sig ]; a00057e8: e3a0300c mov r3, #12 a00057ec: e0010093 mul r1, r3, r0 a00057f0: e59f00e8 ldr r0, [pc, #232] ; a00058e0 a00057f4: e1a03002 mov r3, r2 a00057f8: e790c001 ldr ip, [r0, r1] a00057fc: e0801001 add r1, r0, r1 a0005800: e483c004 str ip, [r3], #4 a0005804: e5910004 ldr r0, [r1, #4] a0005808: e5820004 str r0, [r2, #4] a000580c: e5912008 ldr r2, [r1, #8] a0005810: e5832004 str r2, [r3, #4] if ( !sig ) a0005814: e3540000 cmp r4, #0 a0005818: 0a00002b beq a00058cc rtems_set_errno_and_return_minus_one( EINVAL ); if ( !is_valid_signo(sig) ) a000581c: e2443001 sub r3, r4, #1 a0005820: e353001f cmp r3, #31 a0005824: 8a000028 bhi a00058cc * * NOTE: Solaris documentation claims to "silently enforce" this which * contradicts the POSIX specification. */ if ( sig == SIGKILL ) a0005828: e3540009 cmp r4, #9 a000582c: 0a000026 beq a00058cc /* * Evaluate the new action structure and set the global signal vector * appropriately. */ if ( act ) { a0005830: e3550000 cmp r5, #0 a0005834: 0a000022 beq a00058c4 static inline uint32_t arm_interrupt_disable( void ) { uint32_t arm_switch_reg; uint32_t level; asm volatile ( a0005838: e10f6000 mrs r6, CPSR a000583c: e3863080 orr r3, r6, #128 ; 0x80 a0005840: e129f003 msr CPSR_fc, r3 * Unless the user is installing the default signal actions, then * we can just copy the provided sigaction structure into the vectors. */ _ISR_Disable( level ); if ( act->sa_handler == SIG_DFL ) { a0005844: e5953008 ldr r3, [r5, #8] a0005848: e3530000 cmp r3, #0 a000584c: 0a00000f beq a0005890 _POSIX_signals_Vectors[ sig ] = _POSIX_signals_Default_vectors[ sig ]; } else { _POSIX_signals_Clear_process_signals( sig ); a0005850: e1a00004 mov r0, r4 a0005854: eb0016d9 bl a000b3c0 <_POSIX_signals_Clear_process_signals> _POSIX_signals_Vectors[ sig ] = *act; a0005858: e1a03005 mov r3, r5 a000585c: e3a0100c mov r1, #12 a0005860: e4930004 ldr r0, [r3], #4 a0005864: e0020491 mul r2, r1, r4 a0005868: e59f1070 ldr r1, [pc, #112] ; a00058e0 a000586c: e7810002 str r0, [r1, r2] a0005870: e5950004 ldr r0, [r5, #4] a0005874: e0812002 add r2, r1, r2 a0005878: e5820004 str r0, [r2, #4] a000587c: e5933004 ldr r3, [r3, #4] a0005880: e5823008 str r3, [r2, #8] static inline void arm_interrupt_enable( uint32_t level ) { ARM_SWITCH_REGISTERS; asm volatile ( a0005884: e129f006 msr CPSR_fc, r6 a0005888: e3a00000 mov r0, #0 * + If we are now ignoring a signal that was previously pending, * we clear the pending signal indicator. */ return 0; } a000588c: e8bd8070 pop {r4, r5, r6, pc} * we can just copy the provided sigaction structure into the vectors. */ _ISR_Disable( level ); if ( act->sa_handler == SIG_DFL ) { _POSIX_signals_Vectors[ sig ] = _POSIX_signals_Default_vectors[ sig ]; a0005890: e3a0200c mov r2, #12 a0005894: e0030492 mul r3, r2, r4 a0005898: e59f0044 ldr r0, [pc, #68] ; a00058e4 a000589c: e59f103c ldr r1, [pc, #60] ; a00058e0 a00058a0: e0802003 add r2, r0, r3 a00058a4: e7904003 ldr r4, [r0, r3] a00058a8: e9921001 ldmib r2, {r0, ip} a00058ac: e0812003 add r2, r1, r3 a00058b0: e7814003 str r4, [r1, r3] a00058b4: e9821001 stmib r2, {r0, ip} a00058b8: e129f006 msr CPSR_fc, r6 a00058bc: e3a00000 mov r0, #0 * + If we are now ignoring a signal that was previously pending, * we clear the pending signal indicator. */ return 0; } a00058c0: e8bd8070 pop {r4, r5, r6, pc} /* * Evaluate the new action structure and set the global signal vector * appropriately. */ if ( act ) { a00058c4: e1a00005 mov r0, r5 <== NOT EXECUTED a00058c8: e8bd8070 pop {r4, r5, r6, pc} <== NOT EXECUTED * NOTE: Solaris documentation claims to "silently enforce" this which * contradicts the POSIX specification. */ if ( sig == SIGKILL ) rtems_set_errno_and_return_minus_one( EINVAL ); a00058cc: eb0024dc bl a000ec44 <__errno> a00058d0: e3a03016 mov r3, #22 a00058d4: e5803000 str r3, [r0] a00058d8: e3e00000 mvn r0, #0 a00058dc: e8bd8070 pop {r4, r5, r6, pc}