=============================================================================== 00016b50 <_CORE_message_queue_Broadcast>: { Thread_Control *the_thread; uint32_t number_broadcasted; Thread_Wait_information *waitp; if ( size > the_message_queue->maximum_message_size ) { 16b50: 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 ) { 16b54: 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 ) { 16b58: 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 ) { 16b5c: e1a07000 mov r7, r0 16b60: e1a05002 mov r5, r2 16b64: e1a08001 mov r8, r1 16b68: 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 ) { 16b6c: 3a000016 bcc 16bcc <_CORE_message_queue_Broadcast+0x7c> * 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 ) { 16b70: e5906048 ldr r6, [r0, #72] ; 0x48 16b74: e3560000 cmp r6, #0 *count = 0; 16b78: 13a00000 movne r0, #0 16b7c: 158a0000 strne r0, [sl] * 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 ) { 16b80: 18bd85f0 popne {r4, r5, r6, r7, r8, sl, pc} /* * There must be no pending messages if there is a thread waiting to * receive a message. */ number_broadcasted = 0; while ((the_thread = 16b84: e1a00007 mov r0, r7 16b88: eb000a60 bl 19510 <_Thread_queue_Dequeue> 16b8c: e2504000 subs r4, r0, #0 16b90: 0a00000a beq 16bc0 <_CORE_message_queue_Broadcast+0x70> const void *source, void *destination, size_t size ) { memcpy(destination, source, size); 16b94: e594002c ldr r0, [r4, #44] ; 0x2c 16b98: e1a01008 mov r1, r8 16b9c: e1a02005 mov r2, r5 16ba0: eb00246b bl 1fd54 buffer, waitp->return_argument_second.mutable_object, size ); *(size_t *) the_thread->Wait.return_argument = size; 16ba4: e5943028 ldr r3, [r4, #40] ; 0x28 /* * There must be no pending messages if there is a thread waiting to * receive a message. */ number_broadcasted = 0; while ((the_thread = 16ba8: e1a00007 mov r0, r7 buffer, waitp->return_argument_second.mutable_object, size ); *(size_t *) the_thread->Wait.return_argument = size; 16bac: 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 = 16bb0: eb000a56 bl 19510 <_Thread_queue_Dequeue> 16bb4: e2504000 subs r4, r0, #0 _Thread_queue_Dequeue(&the_message_queue->Wait_queue))) { waitp = &the_thread->Wait; number_broadcasted += 1; 16bb8: e2866001 add r6, r6, #1 /* * There must be no pending messages if there is a thread waiting to * receive a message. */ number_broadcasted = 0; while ((the_thread = 16bbc: 1afffff4 bne 16b94 <_CORE_message_queue_Broadcast+0x44> if ( !_Objects_Is_local_id( the_thread->Object.id ) ) (*api_message_queue_mp_support) ( the_thread, id ); #endif } *count = number_broadcasted; 16bc0: e58a6000 str r6, [sl] return CORE_MESSAGE_QUEUE_STATUS_SUCCESSFUL; 16bc4: e1a00004 mov r0, r4 16bc8: 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 ) { return CORE_MESSAGE_QUEUE_STATUS_INVALID_SIZE; 16bcc: e3a00001 mov r0, #1 <== NOT EXECUTED #endif } *count = number_broadcasted; return CORE_MESSAGE_QUEUE_STATUS_SUCCESSFUL; } 16bd0: e8bd85f0 pop {r4, r5, r6, r7, r8, sl, pc} <== NOT EXECUTED =============================================================================== 0000b46c <_Chain_Initialize>: count = number_nodes; current = _Chain_Head( the_chain ); the_chain->permanent_null = NULL; next = starting_address; while ( count-- ) { b46c: e3520000 cmp r2, #0 Chain_Node *current; Chain_Node *next; count = number_nodes; current = _Chain_Head( the_chain ); the_chain->permanent_null = NULL; b470: e3a0c000 mov ip, #0 next = starting_address; while ( count-- ) { b474: 12422001 subne r2, r2, #1 Chain_Control *the_chain, void *starting_address, size_t number_nodes, size_t node_size ) { b478: e92d0070 push {r4, r5, r6} Chain_Node *current; Chain_Node *next; count = number_nodes; current = _Chain_Head( the_chain ); the_chain->permanent_null = NULL; b47c: e580c004 str ip, [r0, #4] */ RTEMS_INLINE_ROUTINE Chain_Node *_Chain_Head( Chain_Control *the_chain ) { return (Chain_Node *) the_chain; b480: e1a04000 mov r4, r0 next = starting_address; while ( count-- ) { b484: 11a06002 movne r6, r2 Chain_Node *next; count = number_nodes; current = _Chain_Head( the_chain ); the_chain->permanent_null = NULL; next = starting_address; b488: 11a0c001 movne ip, r1 while ( count-- ) { b48c: 1a000003 bne b4a0 <_Chain_Initialize+0x34> b490: ea000008 b b4b8 <_Chain_Initialize+0x4c> <== NOT EXECUTED b494: e1a0400c mov r4, ip b498: e2422001 sub r2, r2, #1 current->next = next; next->previous = current; current = next; next = (Chain_Node *) b49c: e1a0c005 mov ip, r5 count = number_nodes; current = _Chain_Head( the_chain ); the_chain->permanent_null = NULL; next = starting_address; while ( count-- ) { b4a0: e3520000 cmp r2, #0 current->next = next; b4a4: e584c000 str ip, [r4] next->previous = current; b4a8: e58c4004 str r4, [ip, #4] * node_size - size of node in bytes * * Output parameters: NONE */ void _Chain_Initialize( b4ac: e08c5003 add r5, ip, r3 count = number_nodes; current = _Chain_Head( the_chain ); the_chain->permanent_null = NULL; next = starting_address; while ( count-- ) { b4b0: 1afffff7 bne b494 <_Chain_Initialize+0x28> b4b4: e0241396 mla r4, r6, r3, r1 */ RTEMS_INLINE_ROUTINE Chain_Node *_Chain_Tail( Chain_Control *the_chain ) { return (Chain_Node *) &the_chain->permanent_null; b4b8: e2803004 add r3, r0, #4 next->previous = current; current = next; next = (Chain_Node *) _Addresses_Add_offset( (void *) next, node_size ); } current->next = _Chain_Tail( the_chain ); b4bc: e5843000 str r3, [r4] the_chain->last = current; b4c0: e5804008 str r4, [r0, #8] } b4c4: e8bd0070 pop {r4, r5, r6} b4c8: e12fff1e bx lr =============================================================================== 0000b6ac <_Heap_Allocate_aligned_with_boundary>: Heap_Control *heap, uintptr_t alloc_size, uintptr_t alignment, uintptr_t boundary ) { b6ac: e92d4ff0 push {r4, r5, r6, r7, r8, r9, sl, fp, lr} b6b0: e1a08002 mov r8, r2 Heap_Statistics *const stats = &heap->stats; uintptr_t const block_size_floor = alloc_size + HEAP_BLOCK_HEADER_SIZE - HEAP_ALLOC_BONUS; uintptr_t const page_size = heap->page_size; b6b4: e5902010 ldr r2, [r0, #16] Heap_Control *heap, uintptr_t alloc_size, uintptr_t alignment, uintptr_t boundary ) { b6b8: e24dd01c sub sp, sp, #28 b6bc: e1a05001 mov r5, r1 Heap_Block *block = NULL; uintptr_t alloc_begin = 0; uint32_t search_count = 0; bool search_again = false; if ( block_size_floor < alloc_size ) { b6c0: e2911004 adds r1, r1, #4 Heap_Control *heap, uintptr_t alloc_size, uintptr_t alignment, uintptr_t boundary ) { b6c4: e1a07000 mov r7, r0 Heap_Block *block = NULL; uintptr_t alloc_begin = 0; uint32_t search_count = 0; bool search_again = false; if ( block_size_floor < alloc_size ) { b6c8: e58d1000 str r1, [sp] Heap_Control *heap, uintptr_t alloc_size, uintptr_t alignment, uintptr_t boundary ) { b6cc: e1a0b003 mov fp, r3 Heap_Statistics *const stats = &heap->stats; uintptr_t const block_size_floor = alloc_size + HEAP_BLOCK_HEADER_SIZE - HEAP_ALLOC_BONUS; uintptr_t const page_size = heap->page_size; b6d0: e58d200c str r2, [sp, #12] Heap_Block *block = NULL; uintptr_t alloc_begin = 0; uint32_t search_count = 0; bool search_again = false; if ( block_size_floor < alloc_size ) { b6d4: 2a00007a bcs b8c4 <_Heap_Allocate_aligned_with_boundary+0x218> /* Integer overflow occured */ return NULL; } if ( boundary != 0 ) { b6d8: e3530000 cmp r3, #0 b6dc: 1a000076 bne b8bc <_Heap_Allocate_aligned_with_boundary+0x210> if ( stats->max_search < search_count ) { stats->max_search = search_count; } return (void *) alloc_begin; } b6e0: e5979008 ldr r9, [r7, #8] do { Heap_Block *const free_list_tail = _Heap_Free_list_tail( heap ); block = _Heap_Free_list_first( heap ); while ( block != free_list_tail ) { b6e4: e1570009 cmp r7, r9 b6e8: 0a000075 beq b8c4 <_Heap_Allocate_aligned_with_boundary+0x218> 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; uintptr_t const alloc_begin_floor = _Heap_Alloc_area_of_block( block ); uintptr_t const alloc_begin_ceiling = block_end - min_block_size b6ec: e59d300c ldr r3, [sp, #12] + HEAP_BLOCK_HEADER_SIZE + page_size - 1; uintptr_t alloc_end = block_end + HEAP_ALLOC_BONUS; b6f0: e2651004 rsb r1, r5, #4 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; uintptr_t const alloc_begin_floor = _Heap_Alloc_area_of_block( block ); uintptr_t const alloc_begin_ceiling = block_end - min_block_size b6f4: e2833007 add r3, r3, #7 b6f8: e58d3010 str r3, [sp, #16] + HEAP_BLOCK_HEADER_SIZE + page_size - 1; uintptr_t alloc_end = block_end + HEAP_ALLOC_BONUS; b6fc: e58d1014 str r1, [sp, #20] do { Heap_Block *const free_list_tail = _Heap_Free_list_tail( heap ); block = _Heap_Free_list_first( heap ); while ( block != free_list_tail ) { b700: e3a06001 mov 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 ) { b704: e599a004 ldr sl, [r9, #4] b708: e59d2000 ldr r2, [sp] b70c: e152000a cmp r2, sl b710: 2a000050 bcs b858 <_Heap_Allocate_aligned_with_boundary+0x1ac> if ( alignment == 0 ) { b714: 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; b718: 02894008 addeq r4, r9, #8 b71c: 0a000053 beq b870 <_Heap_Allocate_aligned_with_boundary+0x1c4> if ( stats->max_search < search_count ) { stats->max_search = search_count; } return (void *) alloc_begin; } b720: e5973014 ldr r3, [r7, #20] 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_ALLOC_BONUS; uintptr_t alloc_begin = alloc_end - alloc_size; b724: e59d1014 ldr r1, [sp, #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; b728: e59d2010 ldr r2, [sp, #16] - 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; b72c: e3caa001 bic sl, sl, #1 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; b730: e089a00a add sl, r9, sl 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_ALLOC_BONUS; uintptr_t alloc_begin = alloc_end - alloc_size; b734: e081400a add r4, r1, sl if ( stats->max_search < search_count ) { stats->max_search = search_count; } return (void *) alloc_begin; } b738: e58d3004 str r3, [sp, #4] 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; b73c: e0633002 rsb r3, r3, r2 RTEMS_INLINE_ROUTINE uintptr_t _Heap_Align_down( uintptr_t value, uintptr_t alignment ) { return value - (value % alignment); b740: e1a00004 mov r0, r4 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; uintptr_t const alloc_begin_floor = _Heap_Alloc_area_of_block( block ); uintptr_t const alloc_begin_ceiling = block_end - min_block_size b744: e083a00a add sl, r3, sl b748: e1a01008 mov r1, r8 RTEMS_INLINE_ROUTINE uintptr_t _Heap_Alloc_area_of_block( const Heap_Block *block ) { return (uintptr_t) block + HEAP_BLOCK_HEADER_SIZE; b74c: e2893008 add r3, r9, #8 b750: e58d3008 str r3, [sp, #8] RTEMS_INLINE_ROUTINE uintptr_t _Heap_Align_down( uintptr_t value, uintptr_t alignment ) { return value - (value % alignment); b754: eb001697 bl 111b8 <__umodsi3> b758: e0604004 rsb r4, r0, r4 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 ) { b75c: e15a0004 cmp sl, r4 b760: 2a000003 bcs b774 <_Heap_Allocate_aligned_with_boundary+0xc8> b764: e1a0000a mov r0, sl b768: e1a01008 mov r1, r8 b76c: eb001691 bl 111b8 <__umodsi3> b770: e060400a rsb r4, r0, sl } alloc_end = alloc_begin + alloc_size; /* Ensure boundary constaint */ if ( boundary != 0 ) { b774: e35b0000 cmp fp, #0 b778: 0a000026 beq b818 <_Heap_Allocate_aligned_with_boundary+0x16c> /* 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; b77c: e084a005 add sl, r4, r5 b780: e1a0000a mov r0, sl b784: e1a0100b mov r1, fp b788: eb00168a bl 111b8 <__umodsi3> b78c: e060000a rsb r0, r0, sl /* 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 ) { b790: e15a0000 cmp sl, r0 b794: 93a0a000 movls sl, #0 b798: 83a0a001 movhi sl, #1 b79c: e1540000 cmp r4, r0 b7a0: 23a0a000 movcs sl, #0 b7a4: e35a0000 cmp sl, #0 b7a8: 0a00001a beq b818 <_Heap_Allocate_aligned_with_boundary+0x16c> alloc_end = alloc_begin + alloc_size; /* Ensure boundary constaint */ if ( boundary != 0 ) { uintptr_t const boundary_floor = alloc_begin_floor + alloc_size; b7ac: e59d1008 ldr r1, [sp, #8] b7b0: e0813005 add r3, 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 ) { b7b4: e1530000 cmp r3, r0 b7b8: 958d9018 strls r9, [sp, #24] b7bc: 91a09003 movls r9, r3 b7c0: 9a000002 bls b7d0 <_Heap_Allocate_aligned_with_boundary+0x124> b7c4: ea000023 b b858 <_Heap_Allocate_aligned_with_boundary+0x1ac> b7c8: e1590000 cmp r9, r0 b7cc: 8a00003e bhi b8cc <_Heap_Allocate_aligned_with_boundary+0x220> return 0; } alloc_begin = boundary_line - alloc_size; b7d0: e0654000 rsb r4, r5, r0 b7d4: e1a01008 mov r1, r8 b7d8: e1a00004 mov r0, r4 b7dc: eb001675 bl 111b8 <__umodsi3> b7e0: e0604004 rsb r4, r0, r4 alloc_begin = _Heap_Align_down( alloc_begin, alignment ); alloc_end = alloc_begin + alloc_size; b7e4: e084a005 add sl, r4, r5 b7e8: e1a0000a mov r0, sl b7ec: e1a0100b mov r1, fp b7f0: eb001670 bl 111b8 <__umodsi3> b7f4: e060000a rsb r0, r0, sl /* 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 ) { b7f8: e15a0000 cmp sl, r0 b7fc: 93a0a000 movls sl, #0 b800: 83a0a001 movhi sl, #1 b804: e1540000 cmp r4, r0 b808: 23a0a000 movcs sl, #0 b80c: e35a0000 cmp sl, #0 b810: 1affffec bne b7c8 <_Heap_Allocate_aligned_with_boundary+0x11c> b814: e59d9018 ldr r9, [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 ) { b818: e59d2008 ldr r2, [sp, #8] b81c: e1520004 cmp r2, r4 b820: 8a00000c bhi b858 <_Heap_Allocate_aligned_with_boundary+0x1ac> b824: e59d100c ldr r1, [sp, #12] b828: e1a00004 mov r0, r4 b82c: eb001661 bl 111b8 <__umodsi3> b830: e269a4ff rsb sl, r9, #-16777216 ; 0xff000000 b834: e28aa8ff add sl, sl, #16711680 ; 0xff0000 b838: e28aacff add sl, sl, #65280 ; 0xff00 b83c: e28aa0f8 add sl, sl, #248 ; 0xf8 uintptr_t alloc_begin, uintptr_t page_size ) { return (Heap_Block *) (_Heap_Align_down( alloc_begin, page_size ) - HEAP_BLOCK_HEADER_SIZE); b840: e08aa004 add sl, sl, r4 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; if ( free_size >= min_block_size || free_size == 0 ) { b844: e59d1004 ldr r1, [sp, #4] b848: e060300a rsb r3, r0, sl b84c: e15a0000 cmp sl, r0 b850: 11510003 cmpne r1, r3 b854: 9a000005 bls b870 <_Heap_Allocate_aligned_with_boundary+0x1c4> if ( alloc_begin != 0 ) { break; } block = block->next; b858: e5999008 ldr r9, [r9, #8] do { Heap_Block *const free_list_tail = _Heap_Free_list_tail( heap ); block = _Heap_Free_list_first( heap ); while ( block != free_list_tail ) { b85c: e1570009 cmp r7, r9 if ( alloc_begin != 0 ) { break; } block = block->next; b860: e2863001 add r3, r6, #1 do { Heap_Block *const free_list_tail = _Heap_Free_list_tail( heap ); block = _Heap_Free_list_first( heap ); while ( block != free_list_tail ) { b864: 0a00001d beq b8e0 <_Heap_Allocate_aligned_with_boundary+0x234> b868: e1a06003 mov r6, r3 b86c: eaffffa4 b b704 <_Heap_Allocate_aligned_with_boundary+0x58> } /* Statistics */ ++search_count; if ( alloc_begin != 0 ) { b870: e3540000 cmp r4, #0 b874: 0afffff7 beq b858 <_Heap_Allocate_aligned_with_boundary+0x1ac> search_again = _Heap_Protection_free_delayed_blocks( heap, alloc_begin ); } while ( search_again ); if ( alloc_begin != 0 ) { /* Statistics */ ++stats->allocs; b878: e2872048 add r2, r7, #72 ; 0x48 b87c: e892000c ldm r2, {r2, r3} b880: e2822001 add r2, r2, #1 stats->searches += search_count; b884: e0833006 add r3, r3, r6 search_again = _Heap_Protection_free_delayed_blocks( heap, alloc_begin ); } while ( search_again ); if ( alloc_begin != 0 ) { /* Statistics */ ++stats->allocs; b888: e5872048 str r2, [r7, #72] ; 0x48 stats->searches += search_count; b88c: e587304c str r3, [r7, #76] ; 0x4c block = _Heap_Block_allocate( heap, block, alloc_begin, alloc_size ); b890: e1a00007 mov r0, r7 b894: e1a01009 mov r1, r9 b898: e1a02004 mov r2, r4 b89c: e1a03005 mov r3, r5 b8a0: ebffebcb bl 67d4 <_Heap_Block_allocate> b8a4: e1a00004 mov r0, r4 boundary ); } /* Statistics */ if ( stats->max_search < search_count ) { b8a8: e5973044 ldr r3, [r7, #68] ; 0x44 b8ac: e1530006 cmp r3, r6 stats->max_search = search_count; b8b0: 35876044 strcc r6, [r7, #68] ; 0x44 } return (void *) alloc_begin; } b8b4: e28dd01c add sp, sp, #28 b8b8: e8bd8ff0 pop {r4, r5, r6, r7, r8, r9, sl, fp, pc} /* Integer overflow occured */ return NULL; } if ( boundary != 0 ) { if ( boundary < alloc_size ) { b8bc: e1550003 cmp r5, r3 b8c0: 9a000008 bls b8e8 <_Heap_Allocate_aligned_with_boundary+0x23c> do { Heap_Block *const free_list_tail = _Heap_Free_list_tail( heap ); block = _Heap_Free_list_first( heap ); while ( block != free_list_tail ) { b8c4: e3a00000 mov r0, #0 b8c8: eafffff9 b b8b4 <_Heap_Allocate_aligned_with_boundary+0x208> b8cc: e59d9018 ldr r9, [sp, #24] <== NOT EXECUTED if ( alloc_begin != 0 ) { break; } block = block->next; b8d0: e5999008 ldr r9, [r9, #8] <== NOT EXECUTED do { Heap_Block *const free_list_tail = _Heap_Free_list_tail( heap ); block = _Heap_Free_list_first( heap ); while ( block != free_list_tail ) { b8d4: e1570009 cmp r7, r9 <== NOT EXECUTED if ( alloc_begin != 0 ) { break; } block = block->next; b8d8: e2863001 add r3, r6, #1 <== NOT EXECUTED do { Heap_Block *const free_list_tail = _Heap_Free_list_tail( heap ); block = _Heap_Free_list_first( heap ); while ( block != free_list_tail ) { b8dc: 1affffe1 bne b868 <_Heap_Allocate_aligned_with_boundary+0x1bc><== NOT EXECUTED b8e0: e3a00000 mov r0, #0 b8e4: eaffffef b b8a8 <_Heap_Allocate_aligned_with_boundary+0x1fc> if ( boundary < alloc_size ) { return NULL; } if ( alignment == 0 ) { alignment = page_size; b8e8: e3580000 cmp r8, #0 b8ec: 01a08002 moveq r8, r2 b8f0: eaffff7a b b6e0 <_Heap_Allocate_aligned_with_boundary+0x34> =============================================================================== 0000b8f4 <_Heap_Free>: return do_free; } #endif bool _Heap_Free( Heap_Control *heap, void *alloc_begin_ptr ) { b8f4: e92d45f0 push {r4, r5, r6, r7, r8, sl, lr} b8f8: e1a04000 mov r4, r0 b8fc: e1a05001 mov r5, r1 RTEMS_INLINE_ROUTINE uintptr_t _Heap_Align_down( uintptr_t value, uintptr_t alignment ) { return value - (value % alignment); b900: e1a00001 mov r0, r1 b904: e5941010 ldr r1, [r4, #16] b908: eb00162a bl 111b8 <__umodsi3> b90c: e2455008 sub r5, r5, #8 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 b910: e5943020 ldr r3, [r4, #32] uintptr_t alloc_begin, uintptr_t page_size ) { return (Heap_Block *) (_Heap_Align_down( alloc_begin, page_size ) - HEAP_BLOCK_HEADER_SIZE); b914: e0605005 rsb r5, r0, r5 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; b918: e1550003 cmp r5, r3 b91c: 3a00002f bcc b9e0 <_Heap_Free+0xec> b920: e5941024 ldr r1, [r4, #36] ; 0x24 b924: e1550001 cmp r5, r1 b928: 8a00002c bhi b9e0 <_Heap_Free+0xec> --stats->used_blocks; ++stats->frees; stats->free_size += block_size; return( true ); } b92c: e595c004 ldr ip, [r5, #4] - 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; b930: e3cc6001 bic r6, ip, #1 RTEMS_INLINE_ROUTINE Heap_Block *_Heap_Block_at( const Heap_Block *block, uintptr_t offset ) { return (Heap_Block *) ((uintptr_t) block + offset); b934: e0852006 add r2, r5, r6 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; b938: e1530002 cmp r3, r2 b93c: 8a000027 bhi b9e0 <_Heap_Free+0xec> b940: e1510002 cmp r1, r2 b944: 3a000027 bcc b9e8 <_Heap_Free+0xf4> b948: e5927004 ldr r7, [r2, #4] if ( !_Heap_Is_block_in_heap( heap, next_block ) ) { _HAssert( false ); return false; } if ( !_Heap_Is_prev_used( next_block ) ) { b94c: e2170001 ands r0, r7, #1 b950: 08bd85f0 popeq {r4, r5, r6, r7, r8, sl, pc} return true; } next_block_size = _Heap_Block_size( next_block ); next_is_free = next_block != heap->last_block && !_Heap_Is_prev_used( _Heap_Block_at( next_block, next_block_size )); b954: e1510002 cmp r1, r2 - 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; b958: e3c77001 bic r7, r7, #1 b95c: 03a08000 moveq r8, #0 b960: 0a000004 beq b978 <_Heap_Free+0x84> --stats->used_blocks; ++stats->frees; stats->free_size += block_size; return( true ); } b964: e0820007 add r0, r2, r7 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; b968: e5900004 ldr r0, [r0, #4] return do_free; } #endif bool _Heap_Free( Heap_Control *heap, void *alloc_begin_ptr ) b96c: e3100001 tst r0, #1 b970: 13a08000 movne r8, #0 b974: 03a08001 moveq r8, #1 next_block_size = _Heap_Block_size( next_block ); next_is_free = next_block != heap->last_block && !_Heap_Is_prev_used( _Heap_Block_at( next_block, next_block_size )); if ( !_Heap_Is_prev_used( block ) ) { b978: e21c0001 ands r0, ip, #1 b97c: 1a00001b bne b9f0 <_Heap_Free+0xfc> uintptr_t const prev_size = block->prev_size; b980: e595c000 ldr ip, [r5] RTEMS_INLINE_ROUTINE Heap_Block *_Heap_Block_at( const Heap_Block *block, uintptr_t offset ) { return (Heap_Block *) ((uintptr_t) block + offset); b984: e06ca005 rsb sl, ip, r5 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; b988: e153000a cmp r3, sl b98c: 88bd85f0 pophi {r4, r5, r6, r7, r8, sl, pc} b990: e151000a cmp r1, sl b994: 38bd85f0 popcc {r4, r5, r6, r7, r8, sl, pc} 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; b998: e59a0004 ldr r0, [sl, #4] return( false ); } /* As we always coalesce free blocks, the block that preceedes prev_block must have been used. */ if ( !_Heap_Is_prev_used ( prev_block) ) { b99c: e2100001 ands r0, r0, #1 b9a0: 08bd85f0 popeq {r4, r5, r6, r7, r8, sl, pc} _HAssert( false ); return( false ); } if ( next_is_free ) { /* coalesce both */ b9a4: e3580000 cmp r8, #0 b9a8: 0a000039 beq ba94 <_Heap_Free+0x1a0> uintptr_t const size = block_size + prev_size + next_block_size; _Heap_Free_list_remove( next_block ); stats->free_blocks -= 1; b9ac: e5940038 ldr r0, [r4, #56] ; 0x38 _HAssert( false ); return( false ); } if ( next_is_free ) { /* coalesce both */ uintptr_t const size = block_size + prev_size + next_block_size; b9b0: e0867007 add r7, r6, r7 --stats->used_blocks; ++stats->frees; stats->free_size += block_size; return( true ); } b9b4: e5923008 ldr r3, [r2, #8] _HAssert( false ); return( false ); } if ( next_is_free ) { /* coalesce both */ uintptr_t const size = block_size + prev_size + next_block_size; b9b8: e087c00c add ip, r7, ip --stats->used_blocks; ++stats->frees; stats->free_size += block_size; return( true ); } b9bc: e592200c ldr r2, [r2, #12] } if ( next_is_free ) { /* coalesce both */ uintptr_t const size = block_size + prev_size + next_block_size; _Heap_Free_list_remove( next_block ); stats->free_blocks -= 1; b9c0: e2400001 sub r0, r0, #1 prev_block->size_and_flag = size | HEAP_PREV_BLOCK_USED; b9c4: e38c1001 orr r1, ip, #1 RTEMS_INLINE_ROUTINE void _Heap_Free_list_remove( Heap_Block *block ) { Heap_Block *next = block->next; Heap_Block *prev = block->prev; prev->next = next; b9c8: e5823008 str r3, [r2, #8] next->prev = prev; b9cc: e583200c str r2, [r3, #12] } if ( next_is_free ) { /* coalesce both */ uintptr_t const size = block_size + prev_size + next_block_size; _Heap_Free_list_remove( next_block ); stats->free_blocks -= 1; b9d0: e5840038 str r0, [r4, #56] ; 0x38 prev_block->size_and_flag = size | HEAP_PREV_BLOCK_USED; b9d4: e58a1004 str r1, [sl, #4] next_block = _Heap_Block_at( prev_block, size ); _HAssert(!_Heap_Is_prev_used( next_block)); next_block->prev_size = size; b9d8: e78ac00c str ip, [sl, ip] b9dc: ea00000f b ba20 <_Heap_Free+0x12c> _Heap_Protection_block_check( heap, next_block ); if ( !_Heap_Is_block_in_heap( heap, next_block ) ) { _HAssert( false ); return false; b9e0: e3a00000 mov r0, #0 b9e4: e8bd85f0 pop {r4, r5, r6, r7, r8, sl, pc} b9e8: e3a00000 mov r0, #0 <== NOT EXECUTED --stats->used_blocks; ++stats->frees; stats->free_size += block_size; return( true ); } b9ec: e8bd85f0 pop {r4, r5, r6, r7, r8, sl, pc} <== NOT EXECUTED uintptr_t const size = block_size + prev_size; prev_block->size_and_flag = size | HEAP_PREV_BLOCK_USED; next_block->size_and_flag &= ~HEAP_PREV_BLOCK_USED; next_block->prev_size = size; } } else if ( next_is_free ) { /* coalesce next */ b9f0: e3580000 cmp r8, #0 b9f4: 0a000014 beq ba4c <_Heap_Free+0x158> --stats->used_blocks; ++stats->frees; stats->free_size += block_size; return( true ); } b9f8: e5923008 ldr r3, [r2, #8] prev_block->size_and_flag = size | HEAP_PREV_BLOCK_USED; next_block->size_and_flag &= ~HEAP_PREV_BLOCK_USED; next_block->prev_size = size; } } else if ( next_is_free ) { /* coalesce next */ uintptr_t const size = block_size + next_block_size; b9fc: e0877006 add r7, r7, r6 --stats->used_blocks; ++stats->frees; stats->free_size += block_size; return( true ); } ba00: e592200c ldr r2, [r2, #12] next_block->prev_size = size; } } else if ( next_is_free ) { /* coalesce next */ uintptr_t const size = block_size + next_block_size; _Heap_Free_list_replace( next_block, block ); block->size_and_flag = size | HEAP_PREV_BLOCK_USED; ba04: e3871001 orr r1, r7, #1 ) { Heap_Block *next = old_block->next; Heap_Block *prev = old_block->prev; new_block->next = next; ba08: e5853008 str r3, [r5, #8] new_block->prev = prev; ba0c: e585200c str r2, [r5, #12] next->prev = new_block; prev->next = new_block; ba10: e5825008 str r5, [r2, #8] Heap_Block *prev = old_block->prev; new_block->next = next; new_block->prev = prev; next->prev = new_block; ba14: e583500c str r5, [r3, #12] ba18: e5851004 str r1, [r5, #4] next_block = _Heap_Block_at( block, size ); next_block->prev_size = size; ba1c: e7857007 str r7, [r5, r7] stats->max_free_blocks = stats->free_blocks; } } /* Statistics */ --stats->used_blocks; ba20: e5942040 ldr r2, [r4, #64] ; 0x40 ++stats->frees; ba24: e5943050 ldr r3, [r4, #80] ; 0x50 stats->free_size += block_size; ba28: e5941030 ldr r1, [r4, #48] ; 0x30 stats->max_free_blocks = stats->free_blocks; } } /* Statistics */ --stats->used_blocks; ba2c: e2422001 sub r2, r2, #1 ++stats->frees; ba30: e2833001 add r3, r3, #1 stats->free_size += block_size; ba34: e0816006 add r6, r1, r6 stats->max_free_blocks = stats->free_blocks; } } /* Statistics */ --stats->used_blocks; ba38: e5842040 str r2, [r4, #64] ; 0x40 ++stats->frees; ba3c: e5843050 str r3, [r4, #80] ; 0x50 stats->free_size += block_size; ba40: e5846030 str r6, [r4, #48] ; 0x30 return( true ); ba44: e3a00001 mov r0, #1 ba48: e8bd85f0 pop {r4, r5, r6, r7, r8, sl, pc} next_block->prev_size = size; } else { /* no coalesce */ /* Add 'block' to the head of the free blocks list as it tends to produce less fragmentation than adding to the tail. */ _Heap_Free_list_insert_after( _Heap_Free_list_head( heap), block ); block->size_and_flag = block_size | HEAP_PREV_BLOCK_USED; ba4c: e3863001 orr r3, r6, #1 ba50: e5853004 str r3, [r5, #4] next_block->size_and_flag &= ~HEAP_PREV_BLOCK_USED; next_block->prev_size = block_size; /* Statistics */ ++stats->free_blocks; ba54: e2843038 add r3, r4, #56 ; 0x38 ba58: e8931008 ldm r3, {r3, ip} } else { /* no coalesce */ /* Add 'block' to the head of the free blocks list as it tends to produce less fragmentation than adding to the tail. */ _Heap_Free_list_insert_after( _Heap_Free_list_head( heap), block ); block->size_and_flag = block_size | HEAP_PREV_BLOCK_USED; next_block->size_and_flag &= ~HEAP_PREV_BLOCK_USED; ba5c: e5920004 ldr r0, [r2, #4] RTEMS_INLINE_ROUTINE void _Heap_Free_list_insert_after( Heap_Block *block_before, Heap_Block *new_block ) { Heap_Block *next = block_before->next; ba60: e5941008 ldr r1, [r4, #8] next_block->prev_size = block_size; /* Statistics */ ++stats->free_blocks; ba64: e2833001 add r3, r3, #1 } else { /* no coalesce */ /* Add 'block' to the head of the free blocks list as it tends to produce less fragmentation than adding to the tail. */ _Heap_Free_list_insert_after( _Heap_Free_list_head( heap), block ); block->size_and_flag = block_size | HEAP_PREV_BLOCK_USED; next_block->size_and_flag &= ~HEAP_PREV_BLOCK_USED; ba68: e3c00001 bic r0, r0, #1 next_block->prev_size = block_size; /* Statistics */ ++stats->free_blocks; if ( stats->max_free_blocks < stats->free_blocks ) { ba6c: e153000c cmp r3, ip new_block->next = next; ba70: e5851008 str r1, [r5, #8] new_block->prev = block_before; ba74: e585400c str r4, [r5, #12] } else { /* no coalesce */ /* Add 'block' to the head of the free blocks list as it tends to produce less fragmentation than adding to the tail. */ _Heap_Free_list_insert_after( _Heap_Free_list_head( heap), block ); block->size_and_flag = block_size | HEAP_PREV_BLOCK_USED; next_block->size_and_flag &= ~HEAP_PREV_BLOCK_USED; ba78: e5820004 str r0, [r2, #4] block_before->next = new_block; next->prev = new_block; ba7c: e581500c str r5, [r1, #12] next_block->prev_size = block_size; ba80: e7856006 str r6, [r5, r6] { Heap_Block *next = block_before->next; new_block->next = next; new_block->prev = block_before; block_before->next = new_block; ba84: e5845008 str r5, [r4, #8] /* Statistics */ ++stats->free_blocks; ba88: e5843038 str r3, [r4, #56] ; 0x38 if ( stats->max_free_blocks < stats->free_blocks ) { stats->max_free_blocks = stats->free_blocks; ba8c: 8584303c strhi r3, [r4, #60] ; 0x3c ba90: eaffffe2 b ba20 <_Heap_Free+0x12c> prev_block->size_and_flag = size | HEAP_PREV_BLOCK_USED; next_block = _Heap_Block_at( prev_block, size ); _HAssert(!_Heap_Is_prev_used( next_block)); next_block->prev_size = size; } else { /* coalesce prev */ uintptr_t const size = block_size + prev_size; ba94: e086c00c add ip, r6, ip prev_block->size_and_flag = size | HEAP_PREV_BLOCK_USED; ba98: e38c3001 orr r3, ip, #1 ba9c: e58a3004 str r3, [sl, #4] next_block->size_and_flag &= ~HEAP_PREV_BLOCK_USED; baa0: e5923004 ldr r3, [r2, #4] baa4: e3c33001 bic r3, r3, #1 baa8: e5823004 str r3, [r2, #4] next_block->prev_size = size; baac: e785c006 str ip, [r5, r6] bab0: eaffffda b ba20 <_Heap_Free+0x12c> =============================================================================== 00012fe4 <_Heap_Size_of_alloc_area>: bool _Heap_Size_of_alloc_area( Heap_Control *heap, void *alloc_begin_ptr, uintptr_t *alloc_size ) { 12fe4: e92d40f0 push {r4, r5, r6, r7, lr} 12fe8: e1a04000 mov r4, r0 12fec: e1a05001 mov r5, r1 RTEMS_INLINE_ROUTINE uintptr_t _Heap_Align_down( uintptr_t value, uintptr_t alignment ) { return value - (value % alignment); 12ff0: e1a00001 mov r0, r1 12ff4: e5941010 ldr r1, [r4, #16] 12ff8: e1a07002 mov r7, r2 12ffc: ebfff86d bl 111b8 <__umodsi3> 13000: e2456008 sub r6, r5, #8 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 13004: e5943020 ldr r3, [r4, #32] uintptr_t alloc_begin, uintptr_t page_size ) { return (Heap_Block *) (_Heap_Align_down( alloc_begin, page_size ) - HEAP_BLOCK_HEADER_SIZE); 13008: e0600006 rsb r0, r0, r6 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; 1300c: e1500003 cmp r0, r3 13010: 3a000010 bcc 13058 <_Heap_Size_of_alloc_area+0x74> 13014: e5942024 ldr r2, [r4, #36] ; 0x24 13018: e1500002 cmp r0, r2 1301c: 8a00000d bhi 13058 <_Heap_Size_of_alloc_area+0x74> - 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; 13020: e5906004 ldr r6, [r0, #4] 13024: e3c66001 bic r6, r6, #1 RTEMS_INLINE_ROUTINE Heap_Block *_Heap_Block_at( const Heap_Block *block, uintptr_t offset ) { return (Heap_Block *) ((uintptr_t) block + offset); 13028: e0806006 add r6, r0, r6 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; 1302c: e1530006 cmp r3, r6 13030: 8a000008 bhi 13058 <_Heap_Size_of_alloc_area+0x74> 13034: e1520006 cmp r2, r6 13038: 3a000008 bcc 13060 <_Heap_Size_of_alloc_area+0x7c> 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; 1303c: e5960004 ldr r0, [r6, #4] block_size = _Heap_Block_size( block ); next_block = _Heap_Block_at( block, block_size ); if ( !_Heap_Is_block_in_heap( heap, next_block ) || !_Heap_Is_prev_used( next_block ) 13040: e2100001 ands r0, r0, #1 ) { return false; } *alloc_size = (uintptr_t) next_block + HEAP_ALLOC_BONUS - alloc_begin; 13044: 12655004 rsbne r5, r5, #4 13048: 10856006 addne r6, r5, r6 1304c: 15876000 strne r6, [r7] return true; 13050: 13a00001 movne r0, #1 13054: e8bd80f0 pop {r4, r5, r6, r7, pc} if ( !_Heap_Is_block_in_heap( heap, next_block ) || !_Heap_Is_prev_used( next_block ) ) { return false; 13058: e3a00000 mov r0, #0 1305c: e8bd80f0 pop {r4, r5, r6, r7, pc} 13060: e3a00000 mov r0, #0 <== NOT EXECUTED } *alloc_size = (uintptr_t) next_block + HEAP_ALLOC_BONUS - alloc_begin; return true; } 13064: e8bd80f0 pop {r4, r5, r6, r7, pc} <== NOT EXECUTED =============================================================================== 00007544 <_Heap_Walk>: bool _Heap_Walk( Heap_Control *heap, int source, bool dump ) { 7544: e92d4ff0 push {r4, r5, r6, r7, r8, r9, sl, fp, lr} Heap_Block *const last_block = heap->last_block; Heap_Block *block = first_block; Heap_Walk_printer printer = dump ? _Heap_Walk_print : _Heap_Walk_print_nothing; if ( !_System_state_Is_up( _System_state_Get() ) ) { 7548: e59f35cc ldr r3, [pc, #1484] ; 7b1c <_Heap_Walk+0x5d8> uintptr_t const min_block_size = heap->min_block_size; Heap_Block *const first_block = heap->first_block; Heap_Block *const last_block = heap->last_block; Heap_Block *block = first_block; Heap_Walk_printer printer = dump ? _Heap_Walk_print : _Heap_Walk_print_nothing; 754c: e31200ff tst r2, #255 ; 0xff if ( !_System_state_Is_up( _System_state_Get() ) ) { 7550: e5933000 ldr r3, [r3] uintptr_t const min_block_size = heap->min_block_size; Heap_Block *const first_block = heap->first_block; Heap_Block *const last_block = heap->last_block; Heap_Block *block = first_block; Heap_Walk_printer printer = dump ? _Heap_Walk_print : _Heap_Walk_print_nothing; 7554: e59f25c4 ldr r2, [pc, #1476] ; 7b20 <_Heap_Walk+0x5dc> 7558: e59f95c4 ldr r9, [pc, #1476] ; 7b24 <_Heap_Walk+0x5e0> bool _Heap_Walk( Heap_Control *heap, int source, bool dump ) { 755c: e1a0a001 mov sl, r1 uintptr_t const min_block_size = heap->min_block_size; Heap_Block *const first_block = heap->first_block; Heap_Block *const last_block = heap->last_block; Heap_Block *block = first_block; Heap_Walk_printer printer = dump ? _Heap_Walk_print : _Heap_Walk_print_nothing; 7560: 11a09002 movne r9, r2 Heap_Control *heap, int source, bool dump ) { uintptr_t const page_size = heap->page_size; 7564: e5901010 ldr r1, [r0, #16] Heap_Block *const last_block = heap->last_block; Heap_Block *block = first_block; Heap_Walk_printer printer = dump ? _Heap_Walk_print : _Heap_Walk_print_nothing; if ( !_System_state_Is_up( _System_state_Get() ) ) { 7568: e3530003 cmp r3, #3 int source, bool dump ) { uintptr_t const page_size = heap->page_size; uintptr_t const min_block_size = heap->min_block_size; 756c: e5902014 ldr r2, [r0, #20] Heap_Block *const first_block = heap->first_block; Heap_Block *const last_block = heap->last_block; 7570: e5903024 ldr r3, [r0, #36] ; 0x24 bool _Heap_Walk( Heap_Control *heap, int source, bool dump ) { 7574: e24dd038 sub sp, sp, #56 ; 0x38 7578: e1a04000 mov r4, r0 uintptr_t const page_size = heap->page_size; 757c: e58d1024 str r1, [sp, #36] ; 0x24 uintptr_t const min_block_size = heap->min_block_size; 7580: e58d2028 str r2, [sp, #40] ; 0x28 Heap_Block *const first_block = heap->first_block; 7584: e5908020 ldr r8, [r0, #32] Heap_Block *const last_block = heap->last_block; 7588: e58d302c str r3, [sp, #44] ; 0x2c Heap_Block *block = first_block; Heap_Walk_printer printer = dump ? _Heap_Walk_print : _Heap_Walk_print_nothing; if ( !_System_state_Is_up( _System_state_Get() ) ) { 758c: 0a000002 beq 759c <_Heap_Walk+0x58> } block = next_block; } while ( block != first_block ); return true; 7590: e3a00001 mov r0, #1 } 7594: e28dd038 add sp, sp, #56 ; 0x38 7598: 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)( 759c: e594101c ldr r1, [r4, #28] 75a0: e5900018 ldr r0, [r0, #24] 75a4: e2842008 add r2, r4, #8 75a8: e892000c ldm r2, {r2, r3} 75ac: e59dc028 ldr ip, [sp, #40] ; 0x28 75b0: e58d1008 str r1, [sp, #8] 75b4: e59d102c ldr r1, [sp, #44] ; 0x2c 75b8: e58d0004 str r0, [sp, #4] 75bc: e58d1010 str r1, [sp, #16] 75c0: e58d2014 str r2, [sp, #20] 75c4: e58d3018 str r3, [sp, #24] 75c8: e59f2558 ldr r2, [pc, #1368] ; 7b28 <_Heap_Walk+0x5e4> 75cc: e58dc000 str ip, [sp] 75d0: e58d800c str r8, [sp, #12] 75d4: e1a0000a mov r0, sl 75d8: e3a01000 mov r1, #0 75dc: e59d3024 ldr r3, [sp, #36] ; 0x24 75e0: e1a0e00f mov lr, pc 75e4: e12fff19 bx r9 heap->area_begin, heap->area_end, first_block, last_block, first_free_block, last_free_block ); if ( page_size == 0 ) { 75e8: e59d2024 ldr r2, [sp, #36] ; 0x24 75ec: e3520000 cmp r2, #0 75f0: 0a000026 beq 7690 <_Heap_Walk+0x14c> (*printer)( source, true, "page size is zero\n" ); return false; } if ( !_Addresses_Is_aligned( (void *) page_size ) ) { 75f4: e59d3024 ldr r3, [sp, #36] ; 0x24 75f8: e2135003 ands r5, r3, #3 75fc: 1a00002a bne 76ac <_Heap_Walk+0x168> RTEMS_INLINE_ROUTINE bool _Heap_Is_aligned( uintptr_t value, uintptr_t alignment ) { return (value % alignment) == 0; 7600: e59d0028 ldr r0, [sp, #40] ; 0x28 7604: e59d1024 ldr r1, [sp, #36] ; 0x24 7608: ebffe564 bl ba0 <__umodsi3> ); return false; } if ( !_Heap_Is_aligned( min_block_size, page_size ) ) { 760c: e250b000 subs fp, r0, #0 7610: 1a00002c bne 76c8 <_Heap_Walk+0x184> 7614: e2880008 add r0, r8, #8 7618: e59d1024 ldr r1, [sp, #36] ; 0x24 761c: ebffe55f bl ba0 <__umodsi3> ); return false; } if ( 7620: e2506000 subs r6, r0, #0 7624: 1a00002f bne 76e8 <_Heap_Walk+0x1a4> block = next_block; } while ( block != first_block ); return true; } 7628: e598b004 ldr fp, [r8, #4] ); return false; } if ( !_Heap_Is_prev_used( first_block ) ) { 762c: e21b5001 ands r5, fp, #1 7630: 0a0000cd beq 796c <_Heap_Walk+0x428> - 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; 7634: e59dc02c ldr ip, [sp, #44] ; 0x2c 7638: e59c3004 ldr r3, [ip, #4] 763c: e3c33001 bic r3, r3, #1 RTEMS_INLINE_ROUTINE Heap_Block *_Heap_Block_at( const Heap_Block *block, uintptr_t offset ) { return (Heap_Block *) ((uintptr_t) block + offset); 7640: e08c3003 add r3, ip, r3 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; 7644: e5935004 ldr r5, [r3, #4] ); return false; } if ( _Heap_Is_free( last_block ) ) { 7648: e2155001 ands r5, r5, #1 764c: 0a000008 beq 7674 <_Heap_Walk+0x130> ); return false; } if ( 7650: e1580003 cmp r8, r3 7654: 0a00002b beq 7708 <_Heap_Walk+0x1c4> _Heap_Block_at( last_block, _Heap_Block_size( last_block ) ) != first_block ) { (*printer)( 7658: e1a0000a mov r0, sl <== NOT EXECUTED 765c: e3a01001 mov r1, #1 <== NOT EXECUTED 7660: e59f24c4 ldr r2, [pc, #1220] ; 7b2c <_Heap_Walk+0x5e8> <== NOT EXECUTED 7664: e1a0e00f mov lr, pc <== NOT EXECUTED 7668: e12fff19 bx r9 <== NOT EXECUTED if ( !_System_state_Is_up( _System_state_Get() ) ) { return true; } if ( !_Heap_Walk_check_control( source, printer, heap ) ) { return false; 766c: e1a00006 mov r0, r6 <== NOT EXECUTED 7670: eaffffc7 b 7594 <_Heap_Walk+0x50> <== NOT EXECUTED return false; } if ( _Heap_Is_free( last_block ) ) { (*printer)( 7674: e1a0000a mov r0, sl 7678: e3a01001 mov r1, #1 767c: e59f24ac ldr r2, [pc, #1196] ; 7b30 <_Heap_Walk+0x5ec> 7680: e1a0e00f mov lr, pc 7684: e12fff19 bx r9 if ( !_System_state_Is_up( _System_state_Get() ) ) { return true; } if ( !_Heap_Walk_check_control( source, printer, heap ) ) { return false; 7688: e1a00005 mov r0, r5 768c: eaffffc0 b 7594 <_Heap_Walk+0x50> first_block, last_block, first_free_block, last_free_block ); if ( page_size == 0 ) { (*printer)( source, true, "page size is zero\n" ); 7690: e1a0000a mov r0, sl 7694: e3a01001 mov r1, #1 7698: e59f2494 ldr r2, [pc, #1172] ; 7b34 <_Heap_Walk+0x5f0> 769c: e1a0e00f mov lr, pc 76a0: e12fff19 bx r9 if ( !_System_state_Is_up( _System_state_Get() ) ) { return true; } if ( !_Heap_Walk_check_control( source, printer, heap ) ) { return false; 76a4: e59d0024 ldr r0, [sp, #36] ; 0x24 76a8: eaffffb9 b 7594 <_Heap_Walk+0x50> return false; } if ( !_Addresses_Is_aligned( (void *) page_size ) ) { (*printer)( 76ac: e1a0000a mov r0, sl 76b0: e3a01001 mov r1, #1 76b4: e59f247c ldr r2, [pc, #1148] ; 7b38 <_Heap_Walk+0x5f4> 76b8: e1a0e00f mov lr, pc 76bc: e12fff19 bx r9 if ( !_System_state_Is_up( _System_state_Get() ) ) { return true; } if ( !_Heap_Walk_check_control( source, printer, heap ) ) { return false; 76c0: e3a00000 mov r0, #0 76c4: eaffffb2 b 7594 <_Heap_Walk+0x50> return false; } if ( !_Heap_Is_aligned( min_block_size, page_size ) ) { (*printer)( 76c8: e1a0000a mov r0, sl 76cc: e3a01001 mov r1, #1 76d0: e59f2464 ldr r2, [pc, #1124] ; 7b3c <_Heap_Walk+0x5f8> 76d4: e59d3028 ldr r3, [sp, #40] ; 0x28 76d8: e1a0e00f mov lr, pc 76dc: e12fff19 bx r9 if ( !_System_state_Is_up( _System_state_Get() ) ) { return true; } if ( !_Heap_Walk_check_control( source, printer, heap ) ) { return false; 76e0: e1a00005 mov r0, r5 76e4: eaffffaa b 7594 <_Heap_Walk+0x50> } if ( !_Heap_Is_aligned( _Heap_Alloc_area_of_block( first_block ), page_size ) ) { (*printer)( 76e8: e1a0000a mov r0, sl 76ec: e3a01001 mov r1, #1 76f0: e59f2448 ldr r2, [pc, #1096] ; 7b40 <_Heap_Walk+0x5fc> 76f4: e1a03008 mov r3, r8 76f8: e1a0e00f mov lr, pc 76fc: e12fff19 bx r9 if ( !_System_state_Is_up( _System_state_Get() ) ) { return true; } if ( !_Heap_Walk_check_control( source, printer, heap ) ) { return false; 7700: e1a0000b mov r0, fp 7704: eaffffa2 b 7594 <_Heap_Walk+0x50> block = next_block; } while ( block != first_block ); return true; } 7708: e5945008 ldr r5, [r4, #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 ) { 770c: e1540005 cmp r4, r5 int source, Heap_Walk_printer printer, Heap_Control *heap ) { uintptr_t const page_size = heap->page_size; 7710: e5947010 ldr r7, [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 ) { 7714: 05943020 ldreq r3, [r4, #32] 7718: 0a00000d beq 7754 <_Heap_Walk+0x210> block = next_block; } while ( block != first_block ); return true; } 771c: e5943020 ldr r3, [r4, #32] 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; 7720: e1530005 cmp r3, r5 7724: 9a000097 bls 7988 <_Heap_Walk+0x444> const Heap_Block *prev_block = free_list_tail; const Heap_Block *free_block = first_free_block; while ( free_block != free_list_tail ) { if ( !_Heap_Is_block_in_heap( heap, free_block ) ) { (*printer)( 7728: e1a0000a mov r0, sl 772c: e3a01001 mov r1, #1 7730: e59f240c ldr r2, [pc, #1036] ; 7b44 <_Heap_Walk+0x600> 7734: e1a03005 mov r3, r5 7738: e1a0e00f mov lr, pc 773c: e12fff19 bx r9 if ( !_System_state_Is_up( _System_state_Get() ) ) { return true; } if ( !_Heap_Walk_check_control( source, printer, heap ) ) { return false; 7740: e3a00000 mov r0, #0 7744: eaffff92 b 7594 <_Heap_Walk+0x50> 7748: e1a03008 mov r3, r8 774c: e28d8030 add r8, sp, #48 ; 0x30 7750: e8980900 ldm r8, {r8, fp} ); return false; } if ( _Heap_Is_used( free_block ) ) { 7754: e1a06008 mov r6, r8 - 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; 7758: e3cb7001 bic r7, fp, #1 RTEMS_INLINE_ROUTINE Heap_Block *_Heap_Block_at( const Heap_Block *block, uintptr_t offset ) { return (Heap_Block *) ((uintptr_t) block + offset); 775c: e0875006 add r5, r7, r6 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; 7760: e1530005 cmp r3, r5 7764: 9a000008 bls 778c <_Heap_Walk+0x248> Heap_Block *const next_block = _Heap_Block_at( block, block_size ); uintptr_t const next_block_begin = (uintptr_t) next_block; bool const is_not_last_block = block != last_block; if ( !_Heap_Is_block_in_heap( heap, next_block ) ) { (*printer)( 7768: e1a0000a mov r0, sl 776c: e58d5000 str r5, [sp] 7770: e3a01001 mov r1, #1 7774: e59f23cc ldr r2, [pc, #972] ; 7b48 <_Heap_Walk+0x604> 7778: e1a03006 mov r3, r6 777c: e1a0e00f mov lr, pc 7780: e12fff19 bx r9 "block 0x%08x: next block 0x%08x not in heap\n", block, next_block ); return false; 7784: e3a00000 mov r0, #0 7788: eaffff81 b 7594 <_Heap_Walk+0x50> 778c: e5943024 ldr r3, [r4, #36] ; 0x24 7790: e1530005 cmp r3, r5 7794: 3afffff3 bcc 7768 <_Heap_Walk+0x224> RTEMS_INLINE_ROUTINE bool _Heap_Is_aligned( uintptr_t value, uintptr_t alignment ) { return (value % alignment) == 0; 7798: e59d1024 ldr r1, [sp, #36] ; 0x24 779c: e1a00007 mov r0, r7 77a0: ebffe4fe bl ba0 <__umodsi3> uintptr_t const block_begin = (uintptr_t) block; 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; bool const is_not_last_block = block != last_block; 77a4: e59d102c ldr r1, [sp, #44] ; 0x2c 77a8: e0563001 subs r3, r6, r1 77ac: 13a03001 movne r3, #1 ); return false; } if ( !_Heap_Is_aligned( block_size, page_size ) && is_not_last_block ) { 77b0: e3500000 cmp r0, #0 77b4: 0a000001 beq 77c0 <_Heap_Walk+0x27c> 77b8: e3530000 cmp r3, #0 77bc: 1a0000aa bne 7a6c <_Heap_Walk+0x528> ); return false; } if ( block_size < min_block_size && is_not_last_block ) { 77c0: e59d2028 ldr r2, [sp, #40] ; 0x28 77c4: e1520007 cmp r2, r7 77c8: 9a000001 bls 77d4 <_Heap_Walk+0x290> 77cc: e3530000 cmp r3, #0 77d0: 1a0000ae bne 7a90 <_Heap_Walk+0x54c> ); return false; } if ( next_block_begin <= block_begin && is_not_last_block ) { 77d4: e1560005 cmp r6, r5 77d8: 3a000001 bcc 77e4 <_Heap_Walk+0x2a0> 77dc: e3530000 cmp r3, #0 77e0: 1a0000b4 bne 7ab8 <_Heap_Walk+0x574> 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; 77e4: e5953004 ldr r3, [r5, #4] ); return false; } if ( !_Heap_Is_prev_used( next_block ) ) { 77e8: e3130001 tst r3, #1 77ec: e20bb001 and fp, fp, #1 77f0: 0a000018 beq 7858 <_Heap_Walk+0x314> if ( !_Heap_Walk_check_free_block( source, printer, heap, block ) ) { return false; } } else if (prev_used) { 77f4: e35b0000 cmp fp, #0 77f8: 0a00000c beq 7830 <_Heap_Walk+0x2ec> (*printer)( 77fc: e58d7000 str r7, [sp] 7800: e1a0000a mov r0, sl 7804: e3a01000 mov r1, #0 7808: e59f233c ldr r2, [pc, #828] ; 7b4c <_Heap_Walk+0x608> 780c: e1a03006 mov r3, r6 7810: e1a0e00f mov lr, pc 7814: e12fff19 bx r9 block->prev_size ); } block = next_block; } while ( block != first_block ); 7818: e1580005 cmp r8, r5 781c: 0affff5b beq 7590 <_Heap_Walk+0x4c> 7820: e595b004 ldr fp, [r5, #4] 7824: e5943020 ldr r3, [r4, #32] 7828: e1a06005 mov r6, r5 782c: eaffffc9 b 7758 <_Heap_Walk+0x214> "block 0x%08x: size %u\n", block, block_size ); } else { (*printer)( 7830: e58d7000 str r7, [sp] 7834: e5963000 ldr r3, [r6] 7838: e1a0000a mov r0, sl 783c: e58d3004 str r3, [sp, #4] 7840: e1a0100b mov r1, fp 7844: e59f2304 ldr r2, [pc, #772] ; 7b50 <_Heap_Walk+0x60c> 7848: e1a03006 mov r3, r6 784c: e1a0e00f mov lr, pc 7850: e12fff19 bx r9 7854: eaffffef b 7818 <_Heap_Walk+0x2d4> false, "block 0x%08x: size %u, prev 0x%08x%s, next 0x%08x%s\n", block, block_size, block->prev, block->prev == first_free_block ? 7858: e596200c ldr r2, [r6, #12] 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)( 785c: e5943008 ldr r3, [r4, #8] 7860: e1530002 cmp r3, r2 block = next_block; } while ( block != first_block ); return true; } 7864: e594100c ldr r1, [r4, #12] 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)( 7868: 059f02e4 ldreq r0, [pc, #740] ; 7b54 <_Heap_Walk+0x610> 786c: 0a000003 beq 7880 <_Heap_Walk+0x33c> block, block_size, block->prev, block->prev == first_free_block ? " (= first free)" : (block->prev == free_list_head ? " (= head)" : ""), 7870: e59f32e0 ldr r3, [pc, #736] ; 7b58 <_Heap_Walk+0x614> 7874: e1540002 cmp r4, r2 7878: e59f02dc ldr r0, [pc, #732] ; 7b5c <_Heap_Walk+0x618> 787c: 01a00003 moveq r0, r3 block->next, block->next == last_free_block ? 7880: e5963008 ldr r3, [r6, #8] 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)( 7884: e1510003 cmp r1, r3 7888: 059f12d0 ldreq r1, [pc, #720] ; 7b60 <_Heap_Walk+0x61c> 788c: 0a000003 beq 78a0 <_Heap_Walk+0x35c> " (= first free)" : (block->prev == free_list_head ? " (= head)" : ""), block->next, block->next == last_free_block ? " (= last free)" : (block->next == free_list_tail ? " (= tail)" : "") 7890: e59fc2cc ldr ip, [pc, #716] ; 7b64 <_Heap_Walk+0x620> 7894: e1540003 cmp r4, r3 7898: e59f12bc ldr r1, [pc, #700] ; 7b5c <_Heap_Walk+0x618> 789c: 01a0100c moveq 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)( 78a0: e58d2004 str r2, [sp, #4] 78a4: e58d0008 str r0, [sp, #8] 78a8: e58d300c str r3, [sp, #12] 78ac: e58d1010 str r1, [sp, #16] 78b0: e1a03006 mov r3, r6 78b4: e58d7000 str r7, [sp] 78b8: e1a0000a mov r0, sl 78bc: e3a01000 mov r1, #0 78c0: e59f22a0 ldr r2, [pc, #672] ; 7b68 <_Heap_Walk+0x624> 78c4: e1a0e00f mov lr, pc 78c8: e12fff19 bx r9 block->next == last_free_block ? " (= last free)" : (block->next == free_list_tail ? " (= tail)" : "") ); if ( block_size != next_block->prev_size ) { 78cc: e5953000 ldr r3, [r5] 78d0: e1570003 cmp r7, r3 78d4: 1a000011 bne 7920 <_Heap_Walk+0x3dc> ); return false; } if ( !prev_used ) { 78d8: e35b0000 cmp fp, #0 78dc: 0a00001a beq 794c <_Heap_Walk+0x408> block = next_block; } while ( block != first_block ); return true; } 78e0: 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 ) { 78e4: e1540003 cmp r4, r3 78e8: 0a000004 beq 7900 <_Heap_Walk+0x3bc> if ( free_block == block ) { 78ec: e1560003 cmp r6, r3 78f0: 0affffc8 beq 7818 <_Heap_Walk+0x2d4> return true; } free_block = free_block->next; 78f4: 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 ) { 78f8: e1540003 cmp r4, r3 78fc: 1afffffa bne 78ec <_Heap_Walk+0x3a8> return false; } if ( !_Heap_Walk_is_in_free_list( heap, block ) ) { (*printer)( 7900: e1a0000a mov r0, sl 7904: e3a01001 mov r1, #1 7908: e59f225c ldr r2, [pc, #604] ; 7b6c <_Heap_Walk+0x628> 790c: e1a03006 mov r3, r6 7910: e1a0e00f mov lr, pc 7914: e12fff19 bx r9 return false; } if ( !_Heap_Is_prev_used( next_block ) ) { if ( !_Heap_Walk_check_free_block( source, printer, heap, block ) ) { return false; 7918: e3a00000 mov r0, #0 791c: eaffff1c b 7594 <_Heap_Walk+0x50> " (= last free)" : (block->next == free_list_tail ? " (= tail)" : "") ); if ( block_size != next_block->prev_size ) { (*printer)( 7920: e58d3004 str r3, [sp, #4] 7924: e1a0000a mov r0, sl 7928: e58d7000 str r7, [sp] 792c: e58d5008 str r5, [sp, #8] 7930: e3a01001 mov r1, #1 7934: e59f2234 ldr r2, [pc, #564] ; 7b70 <_Heap_Walk+0x62c> 7938: e1a03006 mov r3, r6 793c: e1a0e00f mov lr, pc 7940: e12fff19 bx r9 return false; } if ( !_Heap_Is_prev_used( next_block ) ) { if ( !_Heap_Walk_check_free_block( source, printer, heap, block ) ) { return false; 7944: e3a00000 mov r0, #0 7948: eaffff11 b 7594 <_Heap_Walk+0x50> return false; } if ( !prev_used ) { (*printer)( 794c: e1a0000a mov r0, sl 7950: e3a01001 mov r1, #1 7954: e59f2218 ldr r2, [pc, #536] ; 7b74 <_Heap_Walk+0x630> 7958: e1a03006 mov r3, r6 795c: e1a0e00f mov lr, pc 7960: e12fff19 bx r9 return false; } if ( !_Heap_Is_prev_used( next_block ) ) { if ( !_Heap_Walk_check_free_block( source, printer, heap, block ) ) { return false; 7964: e1a0000b mov r0, fp 7968: eaffff09 b 7594 <_Heap_Walk+0x50> return false; } if ( !_Heap_Is_prev_used( first_block ) ) { (*printer)( 796c: e1a0000a mov r0, sl 7970: e3a01001 mov r1, #1 7974: e59f21fc ldr r2, [pc, #508] ; 7b78 <_Heap_Walk+0x634> 7978: e1a0e00f mov lr, pc 797c: e12fff19 bx r9 if ( !_System_state_Is_up( _System_state_Get() ) ) { return true; } if ( !_Heap_Walk_check_control( source, printer, heap ) ) { return false; 7980: e1a00005 mov r0, r5 7984: eaffff02 b 7594 <_Heap_Walk+0x50> 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; 7988: e594c024 ldr ip, [r4, #36] ; 0x24 798c: e15c0005 cmp ip, r5 7990: 3affff64 bcc 7728 <_Heap_Walk+0x1e4> RTEMS_INLINE_ROUTINE bool _Heap_Is_aligned( uintptr_t value, uintptr_t alignment ) { return (value % alignment) == 0; 7994: e2850008 add r0, r5, #8 7998: e1a01007 mov r1, r7 799c: e58d3020 str r3, [sp, #32] 79a0: e58dc01c str ip, [sp, #28] 79a4: ebffe47d bl ba0 <__umodsi3> ); return false; } if ( 79a8: e3500000 cmp r0, #0 79ac: e59d3020 ldr r3, [sp, #32] 79b0: e59dc01c ldr ip, [sp, #28] 79b4: 1a000048 bne 7adc <_Heap_Walk+0x598> - 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; 79b8: e5952004 ldr r2, [r5, #4] 79bc: e3c22001 bic r2, r2, #1 block = next_block; } while ( block != first_block ); return true; } 79c0: e0852002 add r2, r5, r2 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; 79c4: e5922004 ldr r2, [r2, #4] ); return false; } if ( _Heap_Is_used( free_block ) ) { 79c8: e3120001 tst r2, #1 79cc: 1a00004a bne 7afc <_Heap_Walk+0x5b8> 79d0: e58d8030 str r8, [sp, #48] ; 0x30 79d4: e58db034 str fp, [sp, #52] ; 0x34 79d8: e1a01004 mov r1, r4 79dc: e1a06005 mov r6, r5 79e0: e1a08003 mov r8, r3 79e4: e1a0b00c mov fp, ip 79e8: ea000013 b 7a3c <_Heap_Walk+0x4f8> return false; } prev_block = free_block; free_block = free_block->next; 79ec: e5955008 ldr r5, [r5, #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 ) { 79f0: e1540005 cmp r4, r5 79f4: 0affff53 beq 7748 <_Heap_Walk+0x204> 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; 79f8: e1580005 cmp r8, r5 79fc: 8affff49 bhi 7728 <_Heap_Walk+0x1e4> 7a00: e155000b cmp r5, fp RTEMS_INLINE_ROUTINE bool _Heap_Is_aligned( uintptr_t value, uintptr_t alignment ) { return (value % alignment) == 0; 7a04: e2850008 add r0, r5, #8 7a08: e1a01007 mov r1, r7 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; 7a0c: 8affff45 bhi 7728 <_Heap_Walk+0x1e4> RTEMS_INLINE_ROUTINE bool _Heap_Is_aligned( uintptr_t value, uintptr_t alignment ) { return (value % alignment) == 0; 7a10: ebffe462 bl ba0 <__umodsi3> ); return false; } if ( 7a14: e3500000 cmp r0, #0 7a18: 1a00002f bne 7adc <_Heap_Walk+0x598> - 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; 7a1c: e5953004 ldr r3, [r5, #4] 7a20: e3c33001 bic r3, r3, #1 block = next_block; } while ( block != first_block ); return true; } 7a24: e0833005 add r3, r3, r5 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; 7a28: e5933004 ldr r3, [r3, #4] ); return false; } if ( _Heap_Is_used( free_block ) ) { 7a2c: e3130001 tst r3, #1 7a30: 1a000031 bne 7afc <_Heap_Walk+0x5b8> 7a34: e1a01006 mov r1, r6 7a38: e1a06005 mov r6, r5 ); return false; } if ( free_block->prev != prev_block ) { 7a3c: e595200c ldr r2, [r5, #12] 7a40: e1520001 cmp r2, r1 7a44: 0affffe8 beq 79ec <_Heap_Walk+0x4a8> (*printer)( 7a48: e58d2000 str r2, [sp] 7a4c: e1a0000a mov r0, sl 7a50: e3a01001 mov r1, #1 7a54: e59f2120 ldr r2, [pc, #288] ; 7b7c <_Heap_Walk+0x638> 7a58: e1a03005 mov r3, r5 7a5c: e1a0e00f mov lr, pc 7a60: e12fff19 bx r9 if ( !_System_state_Is_up( _System_state_Get() ) ) { return true; } if ( !_Heap_Walk_check_control( source, printer, heap ) ) { return false; 7a64: e3a00000 mov r0, #0 7a68: eafffec9 b 7594 <_Heap_Walk+0x50> return false; } if ( !_Heap_Is_aligned( block_size, page_size ) && is_not_last_block ) { (*printer)( 7a6c: e1a0000a mov r0, sl 7a70: e58d7000 str r7, [sp] 7a74: e3a01001 mov r1, #1 7a78: e59f2100 ldr r2, [pc, #256] ; 7b80 <_Heap_Walk+0x63c> 7a7c: e1a03006 mov r3, r6 7a80: e1a0e00f mov lr, pc 7a84: e12fff19 bx r9 "block 0x%08x: block size %u not page aligned\n", block, block_size ); return false; 7a88: e3a00000 mov r0, #0 7a8c: eafffec0 b 7594 <_Heap_Walk+0x50> } if ( block_size < min_block_size && is_not_last_block ) { (*printer)( 7a90: e58d2004 str r2, [sp, #4] 7a94: e1a0000a mov r0, sl 7a98: e58d7000 str r7, [sp] 7a9c: e3a01001 mov r1, #1 7aa0: e59f20dc ldr r2, [pc, #220] ; 7b84 <_Heap_Walk+0x640> 7aa4: e1a03006 mov r3, r6 7aa8: e1a0e00f mov lr, pc 7aac: e12fff19 bx r9 block, block_size, min_block_size ); return false; 7ab0: e3a00000 mov r0, #0 7ab4: eafffeb6 b 7594 <_Heap_Walk+0x50> } if ( next_block_begin <= block_begin && is_not_last_block ) { (*printer)( 7ab8: e1a0000a mov r0, sl 7abc: e58d5000 str r5, [sp] 7ac0: e3a01001 mov r1, #1 7ac4: e59f20bc ldr r2, [pc, #188] ; 7b88 <_Heap_Walk+0x644> 7ac8: e1a03006 mov r3, r6 7acc: e1a0e00f mov lr, pc 7ad0: e12fff19 bx r9 "block 0x%08x: next block 0x%08x is not a successor\n", block, next_block ); return false; 7ad4: e3a00000 mov r0, #0 7ad8: eafffead b 7594 <_Heap_Walk+0x50> } if ( !_Heap_Is_aligned( _Heap_Alloc_area_of_block( free_block ), page_size ) ) { (*printer)( 7adc: e1a0000a mov r0, sl 7ae0: e3a01001 mov r1, #1 7ae4: e59f20a0 ldr r2, [pc, #160] ; 7b8c <_Heap_Walk+0x648> 7ae8: e1a03005 mov r3, r5 7aec: e1a0e00f mov lr, pc 7af0: e12fff19 bx r9 if ( !_System_state_Is_up( _System_state_Get() ) ) { return true; } if ( !_Heap_Walk_check_control( source, printer, heap ) ) { return false; 7af4: e3a00000 mov r0, #0 7af8: eafffea5 b 7594 <_Heap_Walk+0x50> return false; } if ( _Heap_Is_used( free_block ) ) { (*printer)( 7afc: e1a0000a mov r0, sl 7b00: e3a01001 mov r1, #1 7b04: e59f2084 ldr r2, [pc, #132] ; 7b90 <_Heap_Walk+0x64c> 7b08: e1a03005 mov r3, r5 7b0c: e1a0e00f mov lr, pc 7b10: e12fff19 bx r9 if ( !_System_state_Is_up( _System_state_Get() ) ) { return true; } if ( !_Heap_Walk_check_control( source, printer, heap ) ) { return false; 7b14: e3a00000 mov r0, #0 7b18: eafffe9d b 7594 <_Heap_Walk+0x50> =============================================================================== 00006a20 <_Objects_Extend_information>: */ void _Objects_Extend_information( Objects_Information *information ) { 6a20: 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 ) 6a24: e5904034 ldr r4, [r0, #52] ; 0x34 6a28: e3540000 cmp r4, #0 */ void _Objects_Extend_information( Objects_Information *information ) { 6a2c: e24dd014 sub sp, sp, #20 6a30: e1a05000 mov r5, r0 /* * Search for a free block of indexes. If we do NOT need to allocate or * extend the block table, then we will change do_extend. */ do_extend = true; minimum_index = _Objects_Get_index( information->minimum_id ); 6a34: e1d070b8 ldrh r7, [r0, #8] index_base = minimum_index; block = 0; /* if ( information->maximum < minimum_index ) */ if ( information->object_blocks == NULL ) 6a38: 0a00009b beq 6cac <_Objects_Extend_information+0x28c> block_count = 0; else { block_count = information->maximum / information->allocation_size; 6a3c: e1d081b4 ldrh r8, [r0, #20] 6a40: e1d0a1b0 ldrh sl, [r0, #16] 6a44: e1a01008 mov r1, r8 6a48: e1a0000a mov r0, sl 6a4c: eb002993 bl 110a0 <__aeabi_uidiv> 6a50: e1a03800 lsl r3, r0, #16 for ( ; block < block_count; block++ ) { 6a54: e1b03823 lsrs r3, r3, #16 6a58: 0a000099 beq 6cc4 <_Objects_Extend_information+0x2a4> if ( information->object_blocks[ block ] == NULL ) { 6a5c: e5949000 ldr r9, [r4] 6a60: e3590000 cmp r9, #0 6a64: 01a01008 moveq r1, r8 /* * Search for a free block of indexes. If we do NOT need to allocate or * extend the block table, then we will change do_extend. */ do_extend = true; minimum_index = _Objects_Get_index( information->minimum_id ); 6a68: 01a06007 moveq r6, r7 index_base = minimum_index; block = 0; 6a6c: 01a04009 moveq r4, r9 block_count = 0; else { block_count = information->maximum / information->allocation_size; for ( ; block < block_count; block++ ) { if ( information->object_blocks[ block ] == NULL ) { 6a70: 0a00000c beq 6aa8 <_Objects_Extend_information+0x88> 6a74: e1a02004 mov r2, r4 6a78: e1a01008 mov r1, r8 /* * Search for a free block of indexes. If we do NOT need to allocate or * extend the block table, then we will change do_extend. */ do_extend = true; minimum_index = _Objects_Get_index( information->minimum_id ); 6a7c: e1a06007 mov r6, r7 index_base = minimum_index; block = 0; 6a80: e3a04000 mov r4, #0 6a84: ea000002 b 6a94 <_Objects_Extend_information+0x74> block_count = 0; else { block_count = information->maximum / information->allocation_size; for ( ; block < block_count; block++ ) { if ( information->object_blocks[ block ] == NULL ) { 6a88: e5b29004 ldr r9, [r2, #4]! 6a8c: e3590000 cmp r9, #0 6a90: 0a000004 beq 6aa8 <_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++ ) { 6a94: e2844001 add r4, r4, #1 6a98: e1530004 cmp r3, r4 if ( information->object_blocks[ block ] == NULL ) { do_extend = false; break; } else index_base += information->allocation_size; 6a9c: e0866008 add r6, r6, r8 if ( information->object_blocks == NULL ) block_count = 0; else { block_count = information->maximum / information->allocation_size; for ( ; block < block_count; block++ ) { 6aa0: 8afffff8 bhi 6a88 <_Objects_Extend_information+0x68> /* * Search for a free block of indexes. If we do NOT need to allocate or * extend the block table, then we will change do_extend. */ do_extend = true; 6aa4: e3a09001 mov r9, #1 } else index_base += information->allocation_size; } } maximum = (uint32_t) information->maximum + information->allocation_size; 6aa8: 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 ) { 6aac: e35a0801 cmp sl, #65536 ; 0x10000 6ab0: 2a000063 bcs 6c44 <_Objects_Extend_information+0x224> /* * 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 ) { 6ab4: e5d52012 ldrb r2, [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; 6ab8: e5950018 ldr r0, [r5, #24] if ( information->auto_extend ) { 6abc: e3520000 cmp r2, #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; 6ac0: e0000091 mul r0, r1, r0 if ( information->auto_extend ) { 6ac4: 1a000060 bne 6c4c <_Objects_Extend_information+0x22c> new_object_block = _Workspace_Allocate( block_size ); if ( !new_object_block ) return; } else { new_object_block = _Workspace_Allocate_or_fatal_error( block_size ); 6ac8: e58d3000 str r3, [sp] 6acc: eb000838 bl 8bb4 <_Workspace_Allocate_or_fatal_error> 6ad0: e59d3000 ldr r3, [sp] 6ad4: e1a08000 mov r8, r0 } /* * Do we need to grow the tables? */ if ( do_extend ) { 6ad8: e3590000 cmp r9, #0 6adc: 0a000039 beq 6bc8 <_Objects_Extend_information+0x1a8> */ /* * Up the block count and maximum */ block_count++; 6ae0: e283b001 add fp, r3, #1 /* * Allocate the tables and break it up. */ block_size = block_count * (sizeof(void *) + sizeof(uint32_t) + sizeof(Objects_Name *)) + 6ae4: e08b008b add r0, fp, fp, lsl #1 ((maximum + minimum_index) * sizeof(Objects_Control *)); 6ae8: e08a0000 add r0, sl, r0 /* * Allocate the tables and break it up. */ block_size = block_count * (sizeof(void *) + sizeof(uint32_t) + sizeof(Objects_Name *)) + 6aec: e0800007 add r0, r0, r7 ((maximum + minimum_index) * sizeof(Objects_Control *)); object_blocks = (void**) _Workspace_Allocate( block_size ); 6af0: e1a00100 lsl r0, r0, #2 6af4: e58d3000 str r3, [sp] 6af8: eb000823 bl 8b8c <_Workspace_Allocate> if ( !object_blocks ) { 6afc: e2509000 subs r9, r0, #0 6b00: e59d3000 ldr r3, [sp] 6b04: 0a000073 beq 6cd8 <_Objects_Extend_information+0x2b8> * Take the block count down. Saves all the (block_count - 1) * in the copies. */ block_count--; if ( information->maximum > minimum_index ) { 6b08: e1d521b0 ldrh r2, [r5, #16] 6b0c: e1570002 cmp r7, r2 RTEMS_INLINE_ROUTINE void *_Addresses_Add_offset ( const void *base, uintptr_t offset ) { return (void *)((uintptr_t)base + offset); 6b10: e089c10b add ip, r9, fp, lsl #2 6b14: e089b18b add fp, r9, fp, lsl #3 6b18: 3a000051 bcc 6c64 <_Objects_Extend_information+0x244> } else { /* * Deal with the special case of the 0 to minimum_index */ for ( index = 0; index < minimum_index; index++ ) { 6b1c: e3570000 cmp r7, #0 6b20: 13a02000 movne r2, #0 6b24: 11a0100b movne r1, fp local_table[ index ] = NULL; 6b28: 11a00002 movne r0, r2 } else { /* * Deal with the special case of the 0 to minimum_index */ for ( index = 0; index < minimum_index; index++ ) { 6b2c: 0a000003 beq 6b40 <_Objects_Extend_information+0x120> 6b30: e2822001 add r2, r2, #1 6b34: e1570002 cmp r7, r2 local_table[ index ] = NULL; 6b38: e4810004 str r0, [r1], #4 } else { /* * Deal with the special case of the 0 to minimum_index */ for ( index = 0; index < minimum_index; index++ ) { 6b3c: 8afffffb bhi 6b30 <_Objects_Extend_information+0x110> 6b40: 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 ); 6b44: e1d511b4 ldrh r1, [r5, #20] 6b48: e0861001 add r1, r6, r1 } /* * Initialise the new entries in the table. */ object_blocks[block_count] = NULL; 6b4c: e3a00000 mov r0, #0 inactive_per_block[block_count] = 0; for ( index=index_base ; 6b50: e1560001 cmp r6, r1 } /* * Initialise the new entries in the table. */ object_blocks[block_count] = NULL; 6b54: e7890003 str r0, [r9, r3] inactive_per_block[block_count] = 0; 6b58: e78c0003 str r0, [ip, r3] for ( index=index_base ; 6b5c: 2a000005 bcs 6b78 <_Objects_Extend_information+0x158> 6b60: e08b2106 add r2, fp, r6, lsl #2 * information - object information table * * Output parameters: NONE */ void _Objects_Extend_information( 6b64: e1a03006 mov r3, r6 object_blocks[block_count] = NULL; inactive_per_block[block_count] = 0; for ( index=index_base ; index < ( information->allocation_size + index_base ); index++ ) { 6b68: 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 ; 6b6c: e1530001 cmp r3, r1 index < ( information->allocation_size + index_base ); index++ ) { local_table[ index ] = NULL; 6b70: 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 ; 6b74: 3afffffb bcc 6b68 <_Objects_Extend_information+0x148> 6b78: e10f3000 mrs r3, CPSR 6b7c: e3832080 orr r2, r3, #128 ; 0x80 6b80: e129f002 msr CPSR_fc, r2 uint32_t the_class, uint32_t node, uint32_t index ) { return (( (Objects_Id) the_api ) << OBJECTS_API_START_BIT) | 6b84: e5952000 ldr r2, [r5] 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( 6b88: e1d510b4 ldrh r1, [r5, #4] 6b8c: e1a02c02 lsl r2, r2, #24 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; 6b90: e1a0a80a lsl sl, sl, #16 6b94: e3822801 orr r2, r2, #65536 ; 0x10000 6b98: e1a0a82a lsr sl, sl, #16 (( (Objects_Id) the_class ) << OBJECTS_CLASS_START_BIT) | 6b9c: e1822d81 orr r2, r2, r1, lsl #27 uint32_t the_class, uint32_t node, uint32_t index ) { return (( (Objects_Id) the_api ) << OBJECTS_API_START_BIT) | 6ba0: e182200a orr r2, r2, sl local_table[ index ] = NULL; } _ISR_Disable( level ); old_tables = information->object_blocks; 6ba4: e5950034 ldr r0, [r5, #52] ; 0x34 information->object_blocks = object_blocks; information->inactive_per_block = inactive_per_block; 6ba8: e585c030 str ip, [r5, #48] ; 0x30 _ISR_Disable( level ); old_tables = information->object_blocks; information->object_blocks = object_blocks; 6bac: e5859034 str r9, [r5, #52] ; 0x34 information->inactive_per_block = inactive_per_block; information->local_table = local_table; 6bb0: e585b01c str fp, [r5, #28] information->maximum = (Objects_Maximum) maximum; 6bb4: e1c5a1b0 strh sl, [r5, #16] information->maximum_id = _Objects_Build_id( 6bb8: e585200c str r2, [r5, #12] static inline void arm_interrupt_enable( uint32_t level ) { ARM_SWITCH_REGISTERS; asm volatile ( 6bbc: e129f003 msr CPSR_fc, r3 information->maximum ); _ISR_Enable( level ); if ( old_tables ) 6bc0: e3500000 cmp r0, #0 _Workspace_Free( old_tables ); 6bc4: 1b0007f6 blne 8ba4 <_Workspace_Free> } /* * Assign the new object block to the object block table. */ information->object_blocks[ block ] = new_object_block; 6bc8: e5953034 ldr r3, [r5, #52] ; 0x34 /* * Initialize objects .. add to a local chain first. */ _Chain_Initialize( 6bcc: e28d7008 add r7, sp, #8 } /* * Assign the new object block to the object block table. */ information->object_blocks[ block ] = new_object_block; 6bd0: e7838104 str r8, [r3, r4, lsl #2] /* * Initialize objects .. add to a local chain first. */ _Chain_Initialize( 6bd4: e1a01008 mov r1, r8 6bd8: e1a00007 mov r0, r7 6bdc: e1d521b4 ldrh r2, [r5, #20] 6be0: e5953018 ldr r3, [r5, #24] 6be4: eb001220 bl b46c <_Chain_Initialize> } /* * Assign the new object block to the object block table. */ information->object_blocks[ block ] = new_object_block; 6be8: e1a04104 lsl r4, r4, #2 information->the_class, _Objects_Local_node, index ); _Chain_Append( &information->Inactive, &the_object->Node ); 6bec: 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 ) { 6bf0: ea000009 b 6c1c <_Objects_Extend_information+0x1fc> 6bf4: e5953000 ldr r3, [r5] the_object->id = _Objects_Build_id( 6bf8: e1d520b4 ldrh r2, [r5, #4] 6bfc: e1a03c03 lsl r3, r3, #24 6c00: e3833801 orr r3, r3, #65536 ; 0x10000 (( (Objects_Id) the_class ) << OBJECTS_CLASS_START_BIT) | 6c04: e1833d82 orr r3, r3, r2, lsl #27 uint32_t the_class, uint32_t node, uint32_t index ) { return (( (Objects_Id) the_api ) << OBJECTS_API_START_BIT) | 6c08: e1833006 orr r3, r3, r6 6c0c: e5813008 str r3, [r1, #8] information->the_class, _Objects_Local_node, index ); _Chain_Append( &information->Inactive, &the_object->Node ); 6c10: e1a00008 mov r0, r8 6c14: ebfffce6 bl 5fb4 <_Chain_Append> index++; 6c18: 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 ) { 6c1c: e1a00007 mov r0, r7 6c20: ebfffcf6 bl 6000 <_Chain_Get> 6c24: e2501000 subs r1, r0, #0 6c28: 1afffff1 bne 6bf4 <_Objects_Extend_information+0x1d4> index++; } information->inactive_per_block[ block ] = information->allocation_size; information->inactive = (Objects_Maximum)(information->inactive + information->allocation_size); 6c2c: e1d522bc ldrh r2, [r5, #44] ; 0x2c _Chain_Append( &information->Inactive, &the_object->Node ); index++; } information->inactive_per_block[ block ] = information->allocation_size; 6c30: e1d531b4 ldrh r3, [r5, #20] 6c34: e5951030 ldr r1, [r5, #48] ; 0x30 information->inactive = (Objects_Maximum)(information->inactive + information->allocation_size); 6c38: e0832002 add r2, r3, r2 _Chain_Append( &information->Inactive, &the_object->Node ); index++; } information->inactive_per_block[ block ] = information->allocation_size; 6c3c: e7813004 str r3, [r1, r4] information->inactive = 6c40: e1c522bc strh r2, [r5, #44] ; 0x2c (Objects_Maximum)(information->inactive + information->allocation_size); } 6c44: e28dd014 add sp, sp, #20 6c48: 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 ); 6c4c: e58d3000 str r3, [sp] 6c50: eb0007cd bl 8b8c <_Workspace_Allocate> if ( !new_object_block ) 6c54: e2508000 subs r8, r0, #0 6c58: e59d3000 ldr r3, [sp] 6c5c: 1affff9d bne 6ad8 <_Objects_Extend_information+0xb8> 6c60: eafffff7 b 6c44 <_Objects_Extend_information+0x224> /* * 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, 6c64: e1a03103 lsl r3, r3, #2 6c68: e5951034 ldr r1, [r5, #52] ; 0x34 6c6c: e1a02003 mov r2, r3 6c70: e88d1008 stm sp, {r3, ip} 6c74: eb001d98 bl e2dc information->object_blocks, block_count * sizeof(void*) ); memcpy( inactive_per_block, 6c78: e89d1008 ldm sp, {r3, ip} 6c7c: e1a0000c mov r0, ip 6c80: e1a02003 mov r2, r3 6c84: e5951030 ldr r1, [r5, #48] ; 0x30 6c88: eb001d93 bl e2dc information->inactive_per_block, block_count * sizeof(uint32_t) ); memcpy( local_table, information->local_table, (information->maximum + minimum_index) * sizeof(Objects_Control *) ); 6c8c: e1d521b0 ldrh r2, [r5, #16] 6c90: e0872002 add r2, r7, r2 information->object_blocks, block_count * sizeof(void*) ); memcpy( inactive_per_block, information->inactive_per_block, block_count * sizeof(uint32_t) ); memcpy( local_table, 6c94: e1a0000b mov r0, fp 6c98: e595101c ldr r1, [r5, #28] 6c9c: e1a02102 lsl r2, r2, #2 6ca0: eb001d8d bl e2dc 6ca4: e89d1008 ldm sp, {r3, ip} 6ca8: eaffffa5 b 6b44 <_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 ) 6cac: e1d0a1b0 ldrh sl, [r0, #16] 6cb0: e1d011b4 ldrh r1, [r0, #20] /* * Search for a free block of indexes. If we do NOT need to allocate or * extend the block table, then we will change do_extend. */ do_extend = true; minimum_index = _Objects_Get_index( information->minimum_id ); 6cb4: e1a06007 mov r6, r7 /* * Search for a free block of indexes. If we do NOT need to allocate or * extend the block table, then we will change do_extend. */ do_extend = true; 6cb8: e3a09001 mov r9, #1 index_base = minimum_index; block = 0; /* if ( information->maximum < minimum_index ) */ if ( information->object_blocks == NULL ) block_count = 0; 6cbc: e1a03004 mov r3, r4 6cc0: eaffff78 b 6aa8 <_Objects_Extend_information+0x88> else { block_count = information->maximum / information->allocation_size; for ( ; block < block_count; block++ ) { 6cc4: e1a01008 mov r1, r8 <== NOT EXECUTED /* * Search for a free block of indexes. If we do NOT need to allocate or * extend the block table, then we will change do_extend. */ do_extend = true; minimum_index = _Objects_Get_index( information->minimum_id ); 6cc8: e1a06007 mov r6, r7 <== NOT EXECUTED /* * Search for a free block of indexes. If we do NOT need to allocate or * extend the block table, then we will change do_extend. */ do_extend = true; 6ccc: e3a09001 mov r9, #1 <== NOT EXECUTED minimum_index = _Objects_Get_index( information->minimum_id ); index_base = minimum_index; block = 0; 6cd0: e1a04003 mov r4, r3 <== NOT EXECUTED 6cd4: eaffff73 b 6aa8 <_Objects_Extend_information+0x88> <== NOT EXECUTED (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 ); 6cd8: e1a00008 mov r0, r8 6cdc: eb0007b0 bl 8ba4 <_Workspace_Free> return; 6ce0: eaffffd7 b 6c44 <_Objects_Extend_information+0x224> =============================================================================== 00007050 <_Objects_Shrink_information>: */ void _Objects_Shrink_information( Objects_Information *information ) { 7050: e92d40f0 push {r4, r5, r6, r7, lr} /* * Search the list to find block or chunk with all objects inactive. */ index_base = _Objects_Get_index( information->minimum_id ); 7054: e1d040b8 ldrh r4, [r0, #8] block_count = (information->maximum - index_base) / 7058: e1d051b4 ldrh r5, [r0, #20] */ void _Objects_Shrink_information( Objects_Information *information ) { 705c: e1a06000 mov r6, r0 /* * Search the list to find block or chunk with all objects inactive. */ index_base = _Objects_Get_index( information->minimum_id ); block_count = (information->maximum - index_base) / 7060: e1d001b0 ldrh r0, [r0, #16] 7064: e1a01005 mov r1, r5 7068: e0640000 rsb r0, r4, r0 706c: eb00280b bl 110a0 <__aeabi_uidiv> information->allocation_size; for ( block = 0; block < block_count; block++ ) { 7070: e3500000 cmp r0, #0 7074: 08bd80f0 popeq {r4, r5, r6, r7, pc} if ( information->inactive_per_block[ block ] == 7078: e5962030 ldr r2, [r6, #48] ; 0x30 707c: e5923000 ldr r3, [r2] 7080: e1550003 cmp r5, r3 index_base = _Objects_Get_index( information->minimum_id ); block_count = (information->maximum - index_base) / information->allocation_size; for ( block = 0; block < block_count; block++ ) { 7084: 13a03000 movne r3, #0 if ( information->inactive_per_block[ block ] == 7088: 1a000005 bne 70a4 <_Objects_Shrink_information+0x54> 708c: ea000008 b 70b4 <_Objects_Shrink_information+0x64> <== NOT EXECUTED 7090: e5b21004 ldr r1, [r2, #4]! 7094: e1550001 cmp r5, r1 information->inactive -= information->allocation_size; return; } index_base += information->allocation_size; 7098: e0844005 add r4, r4, r5 709c: e1a07103 lsl r7, r3, #2 index_base = _Objects_Get_index( information->minimum_id ); block_count = (information->maximum - index_base) / information->allocation_size; for ( block = 0; block < block_count; block++ ) { if ( information->inactive_per_block[ block ] == 70a0: 0a000004 beq 70b8 <_Objects_Shrink_information+0x68> index_base = _Objects_Get_index( information->minimum_id ); block_count = (information->maximum - index_base) / information->allocation_size; for ( block = 0; block < block_count; block++ ) { 70a4: e2833001 add r3, r3, #1 70a8: e1500003 cmp r0, r3 70ac: 8afffff7 bhi 7090 <_Objects_Shrink_information+0x40> 70b0: e8bd80f0 pop {r4, r5, r6, r7, pc} if ( information->inactive_per_block[ block ] == 70b4: e3a07000 mov r7, #0 <== NOT EXECUTED information->allocation_size ) { /* * Assume the Inactive chain is never empty at this point */ the_object = (Objects_Control *) information->Inactive.first; 70b8: e5960020 ldr r0, [r6, #32] 70bc: ea000002 b 70cc <_Objects_Shrink_information+0x7c> if ((index >= index_base) && (index < (index_base + information->allocation_size))) { _Chain_Extract( &extract_me->Node ); } } while ( the_object ); 70c0: e3550000 cmp r5, #0 70c4: 0a00000b beq 70f8 <_Objects_Shrink_information+0xa8> index = _Objects_Get_index( the_object->id ); /* * Get the next node before the node is extracted */ extract_me = the_object; the_object = (Objects_Control *) the_object->Node.next; 70c8: e1a00005 mov r0, r5 * Assume the Inactive chain is never empty at this point */ the_object = (Objects_Control *) information->Inactive.first; do { index = _Objects_Get_index( the_object->id ); 70cc: e1d030b8 ldrh r3, [r0, #8] /* * Get the next node before the node is extracted */ extract_me = the_object; the_object = (Objects_Control *) the_object->Node.next; if ((index >= index_base) && 70d0: e1530004 cmp r3, r4 index = _Objects_Get_index( the_object->id ); /* * Get the next node before the node is extracted */ extract_me = the_object; the_object = (Objects_Control *) the_object->Node.next; 70d4: e5905000 ldr r5, [r0] if ((index >= index_base) && 70d8: 3afffff8 bcc 70c0 <_Objects_Shrink_information+0x70> (index < (index_base + information->allocation_size))) { 70dc: e1d621b4 ldrh r2, [r6, #20] 70e0: e0842002 add r2, r4, r2 /* * Get the next node before the node is extracted */ extract_me = the_object; the_object = (Objects_Control *) the_object->Node.next; if ((index >= index_base) && 70e4: e1530002 cmp r3, r2 70e8: 2afffff4 bcs 70c0 <_Objects_Shrink_information+0x70> (index < (index_base + information->allocation_size))) { _Chain_Extract( &extract_me->Node ); 70ec: ebfffbbb bl 5fe0 <_Chain_Extract> } } while ( the_object ); 70f0: e3550000 cmp r5, #0 70f4: 1afffff3 bne 70c8 <_Objects_Shrink_information+0x78> /* * Free the memory and reset the structures in the object' information */ _Workspace_Free( information->object_blocks[ block ] ); 70f8: e5963034 ldr r3, [r6, #52] ; 0x34 70fc: e7930007 ldr r0, [r3, r7] 7100: eb0006a7 bl 8ba4 <_Workspace_Free> information->object_blocks[ block ] = NULL; information->inactive_per_block[ block ] = 0; information->inactive -= information->allocation_size; 7104: e1d602bc ldrh r0, [r6, #44] ; 0x2c 7108: e1d631b4 ldrh r3, [r6, #20] /* * Free the memory and reset the structures in the object' information */ _Workspace_Free( information->object_blocks[ block ] ); information->object_blocks[ block ] = NULL; 710c: e5961034 ldr r1, [r6, #52] ; 0x34 information->inactive_per_block[ block ] = 0; 7110: e5962030 ldr r2, [r6, #48] ; 0x30 information->inactive -= information->allocation_size; 7114: e0633000 rsb r3, r3, r0 /* * Free the memory and reset the structures in the object' information */ _Workspace_Free( information->object_blocks[ block ] ); information->object_blocks[ block ] = NULL; 7118: e7815007 str r5, [r1, r7] information->inactive_per_block[ block ] = 0; 711c: e7825007 str r5, [r2, r7] information->inactive -= information->allocation_size; 7120: e1c632bc strh r3, [r6, #44] ; 0x2c return; 7124: e8bd80f0 pop {r4, r5, r6, r7, pc} =============================================================================== 0000d9a0 <_POSIX_signals_Clear_process_signals>: static inline uint32_t arm_interrupt_disable( void ) { uint32_t arm_switch_reg; uint32_t level; asm volatile ( d9a0: e10f2000 mrs r2, CPSR d9a4: e3823080 orr r3, r2, #128 ; 0x80 d9a8: 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 ) { d9ac: e59f1050 ldr r1, [pc, #80] ; da04 <_POSIX_signals_Clear_process_signals+0x64> d9b0: e0803080 add r3, r0, r0, lsl #1 d9b4: e7911103 ldr r1, [r1, r3, lsl #2] d9b8: e3510002 cmp r1, #2 d9bc: e1a01103 lsl r1, r3, #2 d9c0: 0a000007 beq d9e4 <_POSIX_signals_Clear_process_signals+0x44> if ( !_Chain_Is_empty( &_POSIX_signals_Siginfo[ signo ] ) ) clear_signal = false; } if ( clear_signal ) { _POSIX_signals_Pending &= ~mask; d9c4: e59f303c ldr r3, [pc, #60] ; da08 <_POSIX_signals_Clear_process_signals+0x68> d9c8: e5931000 ldr r1, [r3] d9cc: e3a0c001 mov ip, #1 d9d0: e2400001 sub r0, r0, #1 d9d4: e1c1001c bic r0, r1, ip, lsl r0 d9d8: e5830000 str r0, [r3] static inline void arm_interrupt_enable( uint32_t level ) { ARM_SWITCH_REGISTERS; asm volatile ( d9dc: e129f002 msr CPSR_fc, r2 } _ISR_Enable( level ); } d9e0: e12fff1e bx lr */ RTEMS_INLINE_ROUTINE bool _Chain_Is_empty( Chain_Control *the_chain ) { return (the_chain->first == _Chain_Tail(the_chain)); d9e4: e59fc020 ldr ip, [pc, #32] ; da0c <_POSIX_signals_Clear_process_signals+0x6c> */ RTEMS_INLINE_ROUTINE Chain_Node *_Chain_Tail( Chain_Control *the_chain ) { return (Chain_Node *) &the_chain->permanent_null; d9e8: e2811004 add r1, r1, #4 ISR_Level level; _ISR_Disable( level ); if ( _POSIX_signals_Vectors[ signo ].sa_flags == SA_SIGINFO ) { if ( !_Chain_Is_empty( &_POSIX_signals_Siginfo[ signo ] ) ) d9ec: e79c3103 ldr r3, [ip, r3, lsl #2] d9f0: e081c00c add ip, r1, ip d9f4: e153000c cmp r3, ip d9f8: 0afffff1 beq d9c4 <_POSIX_signals_Clear_process_signals+0x24> d9fc: e129f002 msr CPSR_fc, r2 <== NOT EXECUTED } if ( clear_signal ) { _POSIX_signals_Pending &= ~mask; } _ISR_Enable( level ); } da00: e12fff1e bx lr <== NOT EXECUTED =============================================================================== 00021e84 <_POSIX_signals_Unblock_thread>: bool _POSIX_signals_Unblock_thread( Thread_Control *the_thread, int signo, siginfo_t *info ) { 21e84: e92d40f0 push {r4, r5, r6, r7, lr} /* * Is the thread is specifically waiting for a signal? */ if ( _States_Is_interruptible_signal( the_thread->current_state ) ) { 21e88: e5905010 ldr r5, [r0, #16] 21e8c: e3c534ef bic r3, r5, #-285212672 ; 0xef000000 21e90: e3c338ff bic r3, r3, #16711680 ; 0xff0000 21e94: e3c33c7f bic r3, r3, #32512 ; 0x7f00 21e98: e3a0c201 mov ip, #268435456 ; 0x10000000 21e9c: e3c330ff bic r3, r3, #255 ; 0xff 21ea0: e28cc902 add ip, ip, #32768 ; 0x8000 21ea4: e2417001 sub r7, r1, #1 21ea8: e3a06001 mov r6, #1 21eac: e153000c cmp r3, ip bool _POSIX_signals_Unblock_thread( Thread_Control *the_thread, int signo, siginfo_t *info ) { 21eb0: e1a04000 mov r4, r0 POSIX_API_Control *api; sigset_t mask; siginfo_t *the_info = NULL; api = the_thread->API_Extensions[ THREAD_API_POSIX ]; 21eb4: e5903108 ldr r3, [r0, #264] ; 0x108 21eb8: e1a07716 lsl r7, r6, r7 /* * Is the thread is specifically waiting for a signal? */ if ( _States_Is_interruptible_signal( the_thread->current_state ) ) { 21ebc: 0a00001b beq 21f30 <_POSIX_signals_Unblock_thread+0xac> } /* * Thread is not waiting due to a sigwait. */ if ( ~api->signals_blocked & mask ) { 21ec0: e59330d0 ldr r3, [r3, #208] ; 0xd0 21ec4: e1d77003 bics r7, r7, r3 21ec8: 0a000016 beq 21f28 <_POSIX_signals_Unblock_thread+0xa4> * it is not blocked, THEN * we need to dispatch at the end of this ISR. * + Any other combination, do nothing. */ if ( _States_Is_interruptible_by_signal( the_thread->current_state ) ) { 21ecc: e2157201 ands r7, r5, #268435456 ; 0x10000000 21ed0: 0a000012 beq 21f20 <_POSIX_signals_Unblock_thread+0x9c> */ RTEMS_INLINE_ROUTINE bool _States_Is_waiting_on_thread_queue ( States_Control the_states ) { return (the_states & STATES_WAITING_ON_THREAD_QUEUE); 21ed4: e3c564ff bic r6, r5, #-16777216 ; 0xff000000 21ed8: e3c6673f bic r6, r6, #16515072 ; 0xfc0000 21edc: e3c66c41 bic r6, r6, #16640 ; 0x4100 21ee0: e3c6601f bic r6, r6, #31 the_thread->Wait.return_code = EINTR; 21ee4: e3a03004 mov r3, #4 /* * In pthread_cond_wait, a thread will be blocking on a thread * queue, but is also interruptible by a POSIX signal. */ if ( _States_Is_waiting_on_thread_queue(the_thread->current_state) ) 21ee8: e3560000 cmp r6, #0 * we need to dispatch at the end of this ISR. * + Any other combination, do nothing. */ if ( _States_Is_interruptible_by_signal( the_thread->current_state ) ) { the_thread->Wait.return_code = EINTR; 21eec: e5803034 str r3, [r0, #52] ; 0x34 /* * In pthread_cond_wait, a thread will be blocking on a thread * queue, but is also interruptible by a POSIX signal. */ if ( _States_Is_waiting_on_thread_queue(the_thread->current_state) ) 21ef0: 1a00002e bne 21fb0 <_POSIX_signals_Unblock_thread+0x12c> _Thread_queue_Extract_with_proxy( the_thread ); else if ( _States_Is_delaying(the_thread->current_state) ) { 21ef4: e2150008 ands r0, r5, #8 21ef8: 08bd80f0 popeq {r4, r5, r6, r7, pc} (void) _Watchdog_Remove( &the_thread->Timer ); 21efc: e2840048 add r0, r4, #72 ; 0x48 21f00: ebffb040 bl e008 <_Watchdog_Remove> RTEMS_INLINE_ROUTINE void _Thread_Unblock ( Thread_Control *the_thread ) { _Thread_Clear_state( the_thread, STATES_BLOCKED ); 21f04: e3a01201 mov r1, #268435456 ; 0x10000000 21f08: e2811bff add r1, r1, #261120 ; 0x3fc00 21f0c: e1a00004 mov r0, r4 21f10: e2811ffe add r1, r1, #1016 ; 0x3f8 21f14: ebffaaa8 bl c9bc <_Thread_Clear_state> } else if ( the_thread->current_state == STATES_READY ) { if ( _ISR_Is_in_progress() && _Thread_Is_executing( the_thread ) ) _Thread_Dispatch_necessary = true; } } return false; 21f18: e1a00006 mov r0, r6 21f1c: e8bd80f0 pop {r4, r5, r6, r7, pc} else if ( _States_Is_delaying(the_thread->current_state) ) { (void) _Watchdog_Remove( &the_thread->Timer ); _Thread_Unblock( the_thread ); } } else if ( the_thread->current_state == STATES_READY ) { 21f20: e3550000 cmp r5, #0 21f24: 0a000016 beq 21f84 <_POSIX_signals_Unblock_thread+0x100> if ( _ISR_Is_in_progress() && _Thread_Is_executing( the_thread ) ) _Thread_Dispatch_necessary = true; } } return false; 21f28: e1a00007 mov r0, r7 21f2c: e8bd80f0 pop {r4, r5, r6, r7, pc} * Is the thread is specifically waiting for a signal? */ if ( _States_Is_interruptible_signal( the_thread->current_state ) ) { if ( (the_thread->Wait.option & mask) || (~api->signals_blocked & mask) ) { 21f30: e5900030 ldr r0, [r0, #48] ; 0x30 21f34: e1170000 tst r7, r0 21f38: 0a00000d beq 21f74 <_POSIX_signals_Unblock_thread+0xf0> the_thread->Wait.return_code = EINTR; 21f3c: e3a03004 mov r3, #4 the_info = (siginfo_t *) the_thread->Wait.return_argument; if ( !info ) { 21f40: e3520000 cmp r2, #0 */ if ( _States_Is_interruptible_signal( the_thread->current_state ) ) { if ( (the_thread->Wait.option & mask) || (~api->signals_blocked & mask) ) { the_thread->Wait.return_code = EINTR; 21f44: e5843034 str r3, [r4, #52] ; 0x34 the_info = (siginfo_t *) the_thread->Wait.return_argument; 21f48: e5943028 ldr r3, [r4, #40] ; 0x28 if ( !info ) { the_info->si_signo = signo; the_info->si_code = SI_USER; the_info->si_value.sival_int = 0; } else { *the_info = *info; 21f4c: 18920007 ldmne r2, {r0, r1, r2} the_thread->Wait.return_code = EINTR; the_info = (siginfo_t *) the_thread->Wait.return_argument; if ( !info ) { the_info->si_signo = signo; 21f50: 05831000 streq r1, [r3] the_info->si_code = SI_USER; 21f54: 03a01001 moveq r1, #1 the_info->si_value.sival_int = 0; } else { *the_info = *info; 21f58: 18830007 stmne r3, {r0, r1, r2} the_info = (siginfo_t *) the_thread->Wait.return_argument; if ( !info ) { the_info->si_signo = signo; the_info->si_code = SI_USER; 21f5c: 05831004 streq r1, [r3, #4] the_info->si_value.sival_int = 0; 21f60: 05832008 streq r2, [r3, #8] } else { *the_info = *info; } _Thread_queue_Extract_with_proxy( the_thread ); 21f64: e1a00004 mov r0, r4 21f68: ebffad5b bl d4dc <_Thread_queue_Extract_with_proxy> return true; 21f6c: e3a00001 mov r0, #1 21f70: e8bd80f0 pop {r4, r5, r6, r7, pc} * Is the thread is specifically waiting for a signal? */ if ( _States_Is_interruptible_signal( the_thread->current_state ) ) { if ( (the_thread->Wait.option & mask) || (~api->signals_blocked & mask) ) { 21f74: e59300d0 ldr r0, [r3, #208] ; 0xd0 21f78: e1d70000 bics r0, r7, r0 21f7c: 1affffee bne 21f3c <_POSIX_signals_Unblock_thread+0xb8> 21f80: e8bd80f0 pop {r4, r5, r6, r7, pc} (void) _Watchdog_Remove( &the_thread->Timer ); _Thread_Unblock( the_thread ); } } else if ( the_thread->current_state == STATES_READY ) { if ( _ISR_Is_in_progress() && _Thread_Is_executing( the_thread ) ) 21f84: e59f2030 ldr r2, [pc, #48] ; 21fbc <_POSIX_signals_Unblock_thread+0x138> 21f88: e5920000 ldr r0, [r2] 21f8c: e3500000 cmp r0, #0 21f90: 08bd80f0 popeq {r4, r5, r6, r7, pc} 21f94: e5923004 ldr r3, [r2, #4] 21f98: e1540003 cmp r4, r3 _Thread_Dispatch_necessary = true; 21f9c: 05c26010 strbeq r6, [r2, #16] } } return false; 21fa0: 01a00005 moveq r0, r5 (void) _Watchdog_Remove( &the_thread->Timer ); _Thread_Unblock( the_thread ); } } else if ( the_thread->current_state == STATES_READY ) { if ( _ISR_Is_in_progress() && _Thread_Is_executing( the_thread ) ) 21fa4: 08bd80f0 popeq {r4, r5, r6, r7, pc} _Thread_Dispatch_necessary = true; } } return false; 21fa8: e1a00005 mov r0, r5 <== NOT EXECUTED } 21fac: e8bd80f0 pop {r4, r5, r6, r7, pc} <== NOT EXECUTED /* * In pthread_cond_wait, a thread will be blocking on a thread * queue, but is also interruptible by a POSIX signal. */ if ( _States_Is_waiting_on_thread_queue(the_thread->current_state) ) _Thread_queue_Extract_with_proxy( the_thread ); 21fb0: ebffad49 bl d4dc <_Thread_queue_Extract_with_proxy> <== NOT EXECUTED } else if ( the_thread->current_state == STATES_READY ) { if ( _ISR_Is_in_progress() && _Thread_Is_executing( the_thread ) ) _Thread_Dispatch_necessary = true; } } return false; 21fb4: e3a00000 mov r0, #0 <== NOT EXECUTED 21fb8: e8bd80f0 pop {r4, r5, r6, r7, pc} <== NOT EXECUTED =============================================================================== 00006640 <_TOD_Validate>: { uint32_t days_in_month; uint32_t ticks_per_second; ticks_per_second = TOD_MICROSECONDS_PER_SECOND / rtems_configuration_get_microseconds_per_tick(); 6640: e59f30b8 ldr r3, [pc, #184] ; 6700 <_TOD_Validate+0xc0> */ bool _TOD_Validate( const rtems_time_of_day *the_tod ) { 6644: e92d4010 push {r4, lr} uint32_t days_in_month; uint32_t ticks_per_second; ticks_per_second = TOD_MICROSECONDS_PER_SECOND / rtems_configuration_get_microseconds_per_tick(); if ((!the_tod) || 6648: e2504000 subs r4, r0, #0 { uint32_t days_in_month; uint32_t ticks_per_second; ticks_per_second = TOD_MICROSECONDS_PER_SECOND / rtems_configuration_get_microseconds_per_tick(); 664c: e593100c ldr r1, [r3, #12] (the_tod->hour >= TOD_HOURS_PER_DAY) || (the_tod->month == 0) || (the_tod->month > TOD_MONTHS_PER_YEAR) || (the_tod->year < TOD_BASE_YEAR) || (the_tod->day == 0) ) return false; 6650: 01a00004 moveq r0, r4 uint32_t days_in_month; uint32_t ticks_per_second; ticks_per_second = TOD_MICROSECONDS_PER_SECOND / rtems_configuration_get_microseconds_per_tick(); if ((!the_tod) || 6654: 08bd8010 popeq {r4, pc} ) { uint32_t days_in_month; uint32_t ticks_per_second; ticks_per_second = TOD_MICROSECONDS_PER_SECOND / 6658: e3a0093d mov r0, #999424 ; 0xf4000 665c: e2800d09 add r0, r0, #576 ; 0x240 6660: eb0048d4 bl 189b8 <__aeabi_uidiv> rtems_configuration_get_microseconds_per_tick(); if ((!the_tod) || 6664: e5943018 ldr r3, [r4, #24] 6668: e1500003 cmp r0, r3 666c: 9a00001f bls 66f0 <_TOD_Validate+0xb0> (the_tod->ticks >= ticks_per_second) || 6670: e5943014 ldr r3, [r4, #20] 6674: e353003b cmp r3, #59 ; 0x3b 6678: 8a00001c bhi 66f0 <_TOD_Validate+0xb0> (the_tod->second >= TOD_SECONDS_PER_MINUTE) || 667c: e5943010 ldr r3, [r4, #16] 6680: e353003b cmp r3, #59 ; 0x3b 6684: 8a000019 bhi 66f0 <_TOD_Validate+0xb0> (the_tod->minute >= TOD_MINUTES_PER_HOUR) || 6688: e594300c ldr r3, [r4, #12] 668c: e3530017 cmp r3, #23 6690: 8a000016 bhi 66f0 <_TOD_Validate+0xb0> (the_tod->hour >= TOD_HOURS_PER_DAY) || (the_tod->month == 0) || 6694: e5940004 ldr r0, [r4, #4] rtems_configuration_get_microseconds_per_tick(); if ((!the_tod) || (the_tod->ticks >= ticks_per_second) || (the_tod->second >= TOD_SECONDS_PER_MINUTE) || (the_tod->minute >= TOD_MINUTES_PER_HOUR) || (the_tod->hour >= TOD_HOURS_PER_DAY) || 6698: e3500000 cmp r0, #0 669c: 08bd8010 popeq {r4, pc} (the_tod->month == 0) || 66a0: e350000c cmp r0, #12 66a4: 8a000011 bhi 66f0 <_TOD_Validate+0xb0> (the_tod->month > TOD_MONTHS_PER_YEAR) || (the_tod->year < TOD_BASE_YEAR) || 66a8: e5942000 ldr r2, [r4] (the_tod->ticks >= ticks_per_second) || (the_tod->second >= TOD_SECONDS_PER_MINUTE) || (the_tod->minute >= TOD_MINUTES_PER_HOUR) || (the_tod->hour >= TOD_HOURS_PER_DAY) || (the_tod->month == 0) || (the_tod->month > TOD_MONTHS_PER_YEAR) || 66ac: e3a03d1f mov r3, #1984 ; 0x7c0 66b0: e2833003 add r3, r3, #3 66b4: e1520003 cmp r2, r3 66b8: 9a00000c bls 66f0 <_TOD_Validate+0xb0> (the_tod->year < TOD_BASE_YEAR) || (the_tod->day == 0) ) 66bc: e5944008 ldr r4, [r4, #8] (the_tod->second >= TOD_SECONDS_PER_MINUTE) || (the_tod->minute >= TOD_MINUTES_PER_HOUR) || (the_tod->hour >= TOD_HOURS_PER_DAY) || (the_tod->month == 0) || (the_tod->month > TOD_MONTHS_PER_YEAR) || (the_tod->year < TOD_BASE_YEAR) || 66c0: e3540000 cmp r4, #0 66c4: 0a00000b beq 66f8 <_TOD_Validate+0xb8> (the_tod->day == 0) ) return false; if ( (the_tod->year % 4) == 0 ) 66c8: e3120003 tst r2, #3 days_in_month = _TOD_Days_per_month[ 1 ][ the_tod->month ]; 66cc: 059f3030 ldreq r3, [pc, #48] ; 6704 <_TOD_Validate+0xc4> else days_in_month = _TOD_Days_per_month[ 0 ][ the_tod->month ]; 66d0: 159f302c ldrne r3, [pc, #44] ; 6704 <_TOD_Validate+0xc4> (the_tod->year < TOD_BASE_YEAR) || (the_tod->day == 0) ) return false; if ( (the_tod->year % 4) == 0 ) days_in_month = _TOD_Days_per_month[ 1 ][ the_tod->month ]; 66d4: 0280000d addeq r0, r0, #13 66d8: 07930100 ldreq r0, [r3, r0, lsl #2] else days_in_month = _TOD_Days_per_month[ 0 ][ the_tod->month ]; 66dc: 17930100 ldrne r0, [r3, r0, lsl #2] * false - if the the_tod is invalid * * NOTE: This routine only works for leap-years through 2099. */ bool _TOD_Validate( 66e0: e1500004 cmp r0, r4 66e4: 33a00000 movcc r0, #0 66e8: 23a00001 movcs r0, #1 66ec: e8bd8010 pop {r4, pc} (the_tod->hour >= TOD_HOURS_PER_DAY) || (the_tod->month == 0) || (the_tod->month > TOD_MONTHS_PER_YEAR) || (the_tod->year < TOD_BASE_YEAR) || (the_tod->day == 0) ) return false; 66f0: e3a00000 mov r0, #0 66f4: e8bd8010 pop {r4, pc} 66f8: e1a00004 mov r0, r4 <== NOT EXECUTED if ( the_tod->day > days_in_month ) return false; return true; } 66fc: e8bd8010 pop {r4, pc} <== NOT EXECUTED =============================================================================== 00007cf8 <_Thread_queue_Enqueue_priority>: Priority_Control priority; States_Control block_state; _Chain_Initialize_empty( &the_thread->Wait.Block2n ); priority = the_thread->current_priority; 7cf8: 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 ) { 7cfc: e92d0ff0 push {r4, r5, r6, r7, r8, r9, sl, fp} 7d00: e281403c add r4, r1, #60 ; 0x3c Chain_Node *previous_node; Chain_Node *search_node; Priority_Control priority; States_Control block_state; _Chain_Initialize_empty( &the_thread->Wait.Block2n ); 7d04: e281c038 add ip, r1, #56 ; 0x38 */ RTEMS_INLINE_ROUTINE void _Chain_Initialize_empty( Chain_Control *the_chain ) { the_chain->first = _Chain_Tail(the_chain); 7d08: e5814038 str r4, [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 ) ) 7d0c: e3130020 tst r3, #32 the_chain->permanent_null = NULL; 7d10: e3a04000 mov r4, #0 7d14: e581403c str r4, [r1, #60] ; 0x3c the_chain->last = _Chain_Head(the_chain); 7d18: e581c040 str ip, [r1, #64] ; 0x40 RTEMS_INLINE_ROUTINE uint32_t _Thread_queue_Header_number ( Priority_Control the_priority ) { return (the_priority / TASK_QUEUE_DATA_PRIORITIES_PER_HEADER); 7d1c: e1a08323 lsr r8, r3, #6 _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 ]; block_state = the_thread_queue->state; 7d20: e5905038 ldr r5, [r0, #56] ; 0x38 if ( _Thread_queue_Is_reverse_search( priority ) ) 7d24: 1a00001f bne 7da8 <_Thread_queue_Enqueue_priority+0xb0> goto restart_reverse_search; restart_forward_search: search_priority = PRIORITY_MINIMUM - 1; _ISR_Disable( level ); search_thread = (Thread_Control *) header->first; 7d28: e0888088 add r8, r8, r8, lsl #1 7d2c: e1a09108 lsl r9, r8, #2 */ RTEMS_INLINE_ROUTINE Chain_Node *_Chain_Tail( Chain_Control *the_chain ) { return (Chain_Node *) &the_chain->permanent_null; 7d30: e2898004 add r8, r9, #4 7d34: e0808008 add r8, r0, r8 7d38: e0809009 add r9, r0, r9 static inline uint32_t arm_interrupt_disable( void ) { uint32_t arm_switch_reg; uint32_t level; asm volatile ( 7d3c: e10f7000 mrs r7, CPSR 7d40: e387c080 orr ip, r7, #128 ; 0x80 7d44: e129f00c msr CPSR_fc, ip 7d48: e1a0a007 mov sl, r7 7d4c: e599c000 ldr ip, [r9] while ( !_Chain_Is_tail( header, (Chain_Node *)search_thread ) ) { 7d50: e15c0008 cmp ip, r8 7d54: 1a000009 bne 7d80 <_Thread_queue_Enqueue_priority+0x88> 7d58: ea000054 b 7eb0 <_Thread_queue_Enqueue_priority+0x1b8> static inline void arm_interrupt_flash( uint32_t level ) { uint32_t arm_switch_reg; asm volatile ( 7d5c: e10f6000 mrs r6, CPSR 7d60: e129f007 msr CPSR_fc, r7 7d64: e129f006 msr CPSR_fc, r6 RTEMS_INLINE_ROUTINE bool _States_Are_set ( States_Control the_states, States_Control mask ) { return ( (the_states & mask) != STATES_READY); 7d68: e59c6010 ldr r6, [ip, #16] 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) ) { 7d6c: e1150006 tst r5, r6 7d70: 0a000036 beq 7e50 <_Thread_queue_Enqueue_priority+0x158> _ISR_Enable( level ); goto restart_forward_search; } search_thread = (Thread_Control *)search_thread->Object.Node.next; 7d74: e59cc000 ldr ip, [ip] 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 ) ) { 7d78: e15c0008 cmp ip, r8 7d7c: 0a000002 beq 7d8c <_Thread_queue_Enqueue_priority+0x94> search_priority = search_thread->current_priority; 7d80: e59c4014 ldr r4, [ip, #20] if ( priority <= search_priority ) 7d84: e1530004 cmp r3, r4 7d88: 8afffff3 bhi 7d5c <_Thread_queue_Enqueue_priority+0x64> } search_thread = (Thread_Control *)search_thread->Object.Node.next; } if ( the_thread_queue->sync_state != 7d8c: e5905030 ldr r5, [r0, #48] ; 0x30 7d90: e3550001 cmp r5, #1 7d94: 0a00002f beq 7e58 <_Thread_queue_Enqueue_priority+0x160> * 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; 7d98: e582a000 str sl, [r2] return the_thread_queue->sync_state; } 7d9c: e1a00005 mov r0, r5 7da0: e8bd0ff0 pop {r4, r5, r6, r7, r8, r9, sl, fp} 7da4: e12fff1e bx lr _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 ]; 7da8: e0888088 add r8, r8, r8, lsl #1 7dac: e0808108 add r8, r0, r8, lsl #2 7db0: e59f9100 ldr r9, [pc, #256] ; 7eb8 <_Thread_queue_Enqueue_priority+0x1c0> restart_reverse_search: search_priority = PRIORITY_MAXIMUM + 1; _ISR_Disable( level ); search_thread = (Thread_Control *) header->last; 7db4: e1a0b008 mov fp, r8 the_thread->Wait.queue = the_thread_queue; _ISR_Enable( level ); return THREAD_BLOCKING_OPERATION_NOTHING_HAPPENED; restart_reverse_search: search_priority = PRIORITY_MAXIMUM + 1; 7db8: e5d94000 ldrb r4, [r9] 7dbc: e2844001 add r4, r4, #1 static inline uint32_t arm_interrupt_disable( void ) { uint32_t arm_switch_reg; uint32_t level; asm volatile ( 7dc0: e10f7000 mrs r7, CPSR 7dc4: e387c080 orr ip, r7, #128 ; 0x80 7dc8: e129f00c msr CPSR_fc, ip 7dcc: e1a0a007 mov sl, r7 _ISR_Disable( level ); search_thread = (Thread_Control *) header->last; 7dd0: e59bc008 ldr ip, [fp, #8] while ( !_Chain_Is_head( header, (Chain_Node *)search_thread ) ) { 7dd4: e15c0008 cmp ip, r8 7dd8: 1a000009 bne 7e04 <_Thread_queue_Enqueue_priority+0x10c> 7ddc: ea00000b b 7e10 <_Thread_queue_Enqueue_priority+0x118> static inline void arm_interrupt_flash( uint32_t level ) { uint32_t arm_switch_reg; asm volatile ( 7de0: e10f6000 mrs r6, CPSR 7de4: e129f007 msr CPSR_fc, r7 7de8: e129f006 msr CPSR_fc, r6 7dec: e59c6010 ldr r6, [ip, #16] 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) ) { 7df0: e1150006 tst r5, r6 7df4: 0a000013 beq 7e48 <_Thread_queue_Enqueue_priority+0x150> _ISR_Enable( level ); goto restart_reverse_search; } search_thread = (Thread_Control *) search_thread->Object.Node.previous; 7df8: e59cc004 ldr ip, [ip, #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 ) ) { 7dfc: e15c0008 cmp ip, r8 7e00: 0a000002 beq 7e10 <_Thread_queue_Enqueue_priority+0x118> search_priority = search_thread->current_priority; 7e04: e59c4014 ldr r4, [ip, #20] if ( priority >= search_priority ) 7e08: e1530004 cmp r3, r4 7e0c: 3afffff3 bcc 7de0 <_Thread_queue_Enqueue_priority+0xe8> } search_thread = (Thread_Control *) search_thread->Object.Node.previous; } if ( the_thread_queue->sync_state != 7e10: e5905030 ldr r5, [r0, #48] ; 0x30 7e14: e3550001 cmp r5, #1 7e18: 1affffde bne 7d98 <_Thread_queue_Enqueue_priority+0xa0> THREAD_BLOCKING_OPERATION_NOTHING_HAPPENED ) goto synchronize; the_thread_queue->sync_state = THREAD_BLOCKING_OPERATION_SYNCHRONIZED; if ( priority == search_priority ) 7e1c: e1530004 cmp r3, r4 if ( the_thread_queue->sync_state != THREAD_BLOCKING_OPERATION_NOTHING_HAPPENED ) goto synchronize; the_thread_queue->sync_state = THREAD_BLOCKING_OPERATION_SYNCHRONIZED; 7e20: e3a03000 mov r3, #0 7e24: e5803030 str r3, [r0, #48] ; 0x30 if ( priority == search_priority ) 7e28: 0a000016 beq 7e88 <_Thread_queue_Enqueue_priority+0x190> goto equal_priority; search_node = (Chain_Node *) search_thread; next_node = search_node->next; 7e2c: e59c3000 ldr r3, [ip] the_node = (Chain_Node *) the_thread; the_node->next = next_node; the_node->previous = search_node; 7e30: e8811008 stm r1, {r3, ip} search_node->next = the_node; next_node->previous = the_node; 7e34: 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; 7e38: e58c1000 str r1, [ip] next_node->previous = the_node; the_thread->Wait.queue = the_thread_queue; 7e3c: e5810044 str r0, [r1, #68] ; 0x44 static inline void arm_interrupt_enable( uint32_t level ) { ARM_SWITCH_REGISTERS; asm volatile ( 7e40: e129f007 msr CPSR_fc, r7 _ISR_Enable( level ); return THREAD_BLOCKING_OPERATION_NOTHING_HAPPENED; 7e44: eaffffd4 b 7d9c <_Thread_queue_Enqueue_priority+0xa4> 7e48: e129f007 msr CPSR_fc, r7 <== NOT EXECUTED 7e4c: eaffffd9 b 7db8 <_Thread_queue_Enqueue_priority+0xc0> <== NOT EXECUTED 7e50: e129f007 msr CPSR_fc, r7 <== NOT EXECUTED 7e54: eaffffb8 b 7d3c <_Thread_queue_Enqueue_priority+0x44> <== NOT EXECUTED THREAD_BLOCKING_OPERATION_NOTHING_HAPPENED ) goto synchronize; the_thread_queue->sync_state = THREAD_BLOCKING_OPERATION_SYNCHRONIZED; if ( priority == search_priority ) 7e58: e1530004 cmp r3, r4 if ( the_thread_queue->sync_state != THREAD_BLOCKING_OPERATION_NOTHING_HAPPENED ) goto synchronize; the_thread_queue->sync_state = THREAD_BLOCKING_OPERATION_SYNCHRONIZED; 7e5c: e3a03000 mov r3, #0 7e60: e5803030 str r3, [r0, #48] ; 0x30 if ( priority == search_priority ) 7e64: 0a000007 beq 7e88 <_Thread_queue_Enqueue_priority+0x190> goto equal_priority; search_node = (Chain_Node *) search_thread; previous_node = search_node->previous; 7e68: e59c3004 ldr r3, [ip, #4] the_node = (Chain_Node *) the_thread; the_node->next = search_node; 7e6c: e581c000 str ip, [r1] the_node->previous = previous_node; 7e70: e5813004 str r3, [r1, #4] previous_node->next = the_node; 7e74: e5831000 str r1, [r3] search_node->previous = the_node; 7e78: e58c1004 str r1, [ip, #4] the_thread->Wait.queue = the_thread_queue; 7e7c: e5810044 str r0, [r1, #68] ; 0x44 7e80: e129f007 msr CPSR_fc, r7 _ISR_Enable( level ); return THREAD_BLOCKING_OPERATION_NOTHING_HAPPENED; 7e84: eaffffc4 b 7d9c <_Thread_queue_Enqueue_priority+0xa4> 7e88: e28cc03c add ip, ip, #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; 7e8c: e59c3004 ldr r3, [ip, #4] the_node = (Chain_Node *) the_thread; the_node->next = search_node; 7e90: e581c000 str ip, [r1] the_node->previous = previous_node; 7e94: e5813004 str r3, [r1, #4] previous_node->next = the_node; 7e98: e5831000 str r1, [r3] search_node->previous = the_node; 7e9c: e58c1004 str r1, [ip, #4] the_thread->Wait.queue = the_thread_queue; 7ea0: e5810044 str r0, [r1, #68] ; 0x44 7ea4: e129f00a msr CPSR_fc, sl _ISR_Enable( level ); return THREAD_BLOCKING_OPERATION_NOTHING_HAPPENED; 7ea8: e3a05001 mov r5, #1 7eac: eaffffba b 7d9c <_Thread_queue_Enqueue_priority+0xa4> if ( _Thread_queue_Is_reverse_search( priority ) ) goto restart_reverse_search; restart_forward_search: search_priority = PRIORITY_MINIMUM - 1; 7eb0: e3e04000 mvn r4, #0 7eb4: eaffffb4 b 7d8c <_Thread_queue_Enqueue_priority+0x94> =============================================================================== 00015ec4 <_Timer_server_Body>: * @a arg points to the corresponding timer server control block. */ static rtems_task _Timer_server_Body( rtems_task_argument arg ) { 15ec4: e92d4ff0 push {r4, r5, r6, r7, r8, r9, sl, fp, lr} 15ec8: e24dd024 sub sp, sp, #36 ; 0x24 15ecc: e28d700c add r7, sp, #12 15ed0: e28d2018 add r2, sp, #24 15ed4: e282a004 add sl, r2, #4 15ed8: e2872004 add r2, r7, #4 15edc: e58d2000 str r2, [sp] Chain_Control *the_chain ) { the_chain->first = _Chain_Tail(the_chain); the_chain->permanent_null = NULL; the_chain->last = _Chain_Head(the_chain); 15ee0: e28d2018 add r2, sp, #24 15ee4: e58d2020 str r2, [sp, #32] */ RTEMS_INLINE_ROUTINE void _Chain_Initialize_empty( Chain_Control *the_chain ) { the_chain->first = _Chain_Tail(the_chain); 15ee8: e59d2000 ldr r2, [sp] 15eec: e58d200c str r2, [sp, #12] 15ef0: e2802008 add r2, r0, #8 the_chain->permanent_null = NULL; 15ef4: e3a03000 mov r3, #0 15ef8: e58d2004 str r2, [sp, #4] 15efc: e2802040 add r2, r0, #64 ; 0x40 */ RTEMS_INLINE_ROUTINE void _Chain_Initialize_empty( Chain_Control *the_chain ) { the_chain->first = _Chain_Tail(the_chain); 15f00: e58da018 str sl, [sp, #24] the_chain->permanent_null = NULL; 15f04: e58d301c str r3, [sp, #28] 15f08: e58d3010 str r3, [sp, #16] the_chain->last = _Chain_Head(the_chain); 15f0c: e58d7014 str r7, [sp, #20] 15f10: e59f91a8 ldr r9, [pc, #424] ; 160c0 <_Timer_server_Body+0x1fc> 15f14: e59fb1a8 ldr fp, [pc, #424] ; 160c4 <_Timer_server_Body+0x200> 15f18: e58d2008 str r2, [sp, #8] 15f1c: e1a04000 mov r4, r0 15f20: e2806030 add r6, r0, #48 ; 0x30 15f24: e2808068 add r8, r0, #104 ; 0x68 { /* * 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; 15f28: e28d3018 add r3, sp, #24 15f2c: e5843078 str r3, [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; 15f30: e5993000 ldr r3, [r9] /* * We assume adequate unsigned arithmetic here. */ Watchdog_Interval delta = snapshot - watchdogs->last_snapshot; 15f34: e594103c ldr r1, [r4, #60] ; 0x3c watchdogs->last_snapshot = snapshot; _Watchdog_Adjust_to_chain( &watchdogs->Chain, delta, fire_chain ); 15f38: e1a02007 mov r2, r7 15f3c: e1a00006 mov r0, r6 /* * We assume adequate unsigned arithmetic here. */ Watchdog_Interval delta = snapshot - watchdogs->last_snapshot; watchdogs->last_snapshot = snapshot; 15f40: e584303c str r3, [r4, #60] ; 0x3c _Watchdog_Adjust_to_chain( &watchdogs->Chain, delta, fire_chain ); 15f44: e0611003 rsb r1, r1, r3 15f48: eb0011d1 bl 1a694 <_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(); 15f4c: e59b5000 ldr r5, [fp] Watchdog_Interval last_snapshot = watchdogs->last_snapshot; 15f50: e5942074 ldr r2, [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 ) { 15f54: e1550002 cmp r5, r2 15f58: 8a000022 bhi 15fe8 <_Timer_server_Body+0x124> * TOD has been set forward. */ delta = snapshot - last_snapshot; _Watchdog_Adjust_to_chain( &watchdogs->Chain, delta, fire_chain ); } else if ( snapshot < last_snapshot ) { 15f5c: 3a000018 bcc 15fc4 <_Timer_server_Body+0x100> */ delta = last_snapshot - snapshot; _Watchdog_Adjust( &watchdogs->Chain, WATCHDOG_BACKWARD, delta ); } watchdogs->last_snapshot = snapshot; 15f60: 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 ); 15f64: e5940078 ldr r0, [r4, #120] ; 0x78 15f68: eb0002d3 bl 16abc <_Chain_Get> if ( timer == NULL ) { 15f6c: e2501000 subs r1, r0, #0 15f70: 0a00000b beq 15fa4 <_Timer_server_Body+0xe0> static void _Timer_server_Insert_timer( Timer_server_Control *ts, Timer_Control *timer ) { if ( timer->the_class == TIMER_INTERVAL_ON_TASK ) { 15f74: e5913038 ldr r3, [r1, #56] ; 0x38 15f78: e3530001 cmp r3, #1 15f7c: 0a000015 beq 15fd8 <_Timer_server_Body+0x114> _Watchdog_Insert( &ts->Interval_watchdogs.Chain, &timer->Ticker ); } else if ( timer->the_class == TIMER_TIME_OF_DAY_ON_TASK ) { 15f80: e3530003 cmp r3, #3 15f84: 1afffff6 bne 15f64 <_Timer_server_Body+0xa0> _Watchdog_Insert( &ts->TOD_watchdogs.Chain, &timer->Ticker ); 15f88: e2811010 add r1, r1, #16 15f8c: e1a00008 mov r0, r8 15f90: eb0011e9 bl 1a73c <_Watchdog_Insert> } static void _Timer_server_Process_insertions( Timer_server_Control *ts ) { while ( true ) { Timer_Control *timer = (Timer_Control *) _Chain_Get( ts->insert_chain ); 15f94: e5940078 ldr r0, [r4, #120] ; 0x78 15f98: eb0002c7 bl 16abc <_Chain_Get> if ( timer == NULL ) { 15f9c: e2501000 subs r1, r0, #0 15fa0: 1afffff3 bne 15f74 <_Timer_server_Body+0xb0> static inline uint32_t arm_interrupt_disable( void ) { uint32_t arm_switch_reg; uint32_t level; asm volatile ( 15fa4: e10f2000 mrs r2, CPSR 15fa8: e3823080 orr r3, r2, #128 ; 0x80 15fac: e129f003 msr CPSR_fc, r3 * body loop. */ _Timer_server_Process_insertions( ts ); _ISR_Disable( level ); if ( _Chain_Is_empty( insert_chain ) ) { 15fb0: e59d3018 ldr r3, [sp, #24] 15fb4: e15a0003 cmp sl, r3 15fb8: 0a00000f beq 15ffc <_Timer_server_Body+0x138> static inline void arm_interrupt_enable( uint32_t level ) { ARM_SWITCH_REGISTERS; asm volatile ( 15fbc: e129f002 msr CPSR_fc, r2 <== NOT EXECUTED 15fc0: eaffffda b 15f30 <_Timer_server_Body+0x6c> <== 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 ); 15fc4: e1a00008 mov r0, r8 15fc8: e3a01001 mov r1, #1 15fcc: e0652002 rsb r2, r5, r2 15fd0: eb001180 bl 1a5d8 <_Watchdog_Adjust> 15fd4: eaffffe1 b 15f60 <_Timer_server_Body+0x9c> Timer_server_Control *ts, Timer_Control *timer ) { if ( timer->the_class == TIMER_INTERVAL_ON_TASK ) { _Watchdog_Insert( &ts->Interval_watchdogs.Chain, &timer->Ticker ); 15fd8: e1a00006 mov r0, r6 15fdc: e2811010 add r1, r1, #16 15fe0: eb0011d5 bl 1a73c <_Watchdog_Insert> 15fe4: eaffffde b 15f64 <_Timer_server_Body+0xa0> /* * 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 ); 15fe8: e0621005 rsb r1, r2, r5 15fec: e1a00008 mov r0, r8 15ff0: e1a02007 mov r2, r7 15ff4: eb0011a6 bl 1a694 <_Watchdog_Adjust_to_chain> 15ff8: eaffffd8 b 15f60 <_Timer_server_Body+0x9c> */ _Timer_server_Process_insertions( ts ); _ISR_Disable( level ); if ( _Chain_Is_empty( insert_chain ) ) { ts->insert_chain = NULL; 15ffc: e5841078 str r1, [r4, #120] ; 0x78 16000: 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 ) ) { 16004: e59d300c ldr r3, [sp, #12] 16008: e59d2000 ldr r2, [sp] 1600c: e1520003 cmp r2, r3 16010: 0a000015 beq 1606c <_Timer_server_Body+0x1a8> 16014: e1a05004 mov r5, r4 16018: e59d4000 ldr r4, [sp] 1601c: ea000009 b 16048 <_Timer_server_Body+0x184> { Chain_Node *return_node; Chain_Node *new_first; return_node = the_chain->first; new_first = return_node->next; 16020: e5932000 ldr r2, [r3] the_chain->first = new_first; new_first->previous = _Chain_Head(the_chain); 16024: e5827004 str r7, [r2, #4] Chain_Node *return_node; Chain_Node *new_first; return_node = the_chain->first; new_first = return_node->next; the_chain->first = new_first; 16028: e58d200c str r2, [sp, #12] * 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; 1602c: e3a02000 mov r2, #0 16030: e5832008 str r2, [r3, #8] 16034: 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 ); 16038: e2830020 add r0, r3, #32 1603c: e8900003 ldm r0, {r0, r1} 16040: e1a0e00f mov lr, pc 16044: e593f01c ldr pc, [r3, #28] static inline uint32_t arm_interrupt_disable( void ) { uint32_t arm_switch_reg; uint32_t level; asm volatile ( 16048: e10f1000 mrs r1, CPSR 1604c: e3813080 orr r3, r1, #128 ; 0x80 16050: e129f003 msr CPSR_fc, r3 */ RTEMS_INLINE_ROUTINE bool _Chain_Is_empty( Chain_Control *the_chain ) { return (the_chain->first == _Chain_Tail(the_chain)); 16054: e59d300c ldr r3, [sp, #12] */ RTEMS_INLINE_ROUTINE Chain_Node *_Chain_Get_unprotected( Chain_Control *the_chain ) { if ( !_Chain_Is_empty(the_chain)) 16058: e1540003 cmp r4, r3 1605c: 1affffef bne 16020 <_Timer_server_Body+0x15c> 16060: e1a04005 mov r4, r5 static inline void arm_interrupt_enable( uint32_t level ) { ARM_SWITCH_REGISTERS; asm volatile ( 16064: e129f001 msr CPSR_fc, r1 16068: eaffffae b 15f28 <_Timer_server_Body+0x64> } } else { ts->active = false; 1606c: e3a03000 mov r3, #0 16070: e5c4307c strb r3, [r4, #124] ; 0x7c 16074: e59f204c ldr r2, [pc, #76] ; 160c8 <_Timer_server_Body+0x204> 16078: e5923000 ldr r3, [r2] 1607c: e2833001 add r3, r3, #1 16080: e5823000 str r3, [r2] /* * Block until there is something to do. */ _Thread_Disable_dispatch(); _Thread_Set_state( ts->thread, STATES_DELAYING ); 16084: e3a01008 mov r1, #8 16088: e5940000 ldr r0, [r4] 1608c: eb000ee7 bl 19c30 <_Thread_Set_state> _Timer_server_Reset_interval_system_watchdog( ts ); 16090: e1a00004 mov r0, r4 16094: ebffff5e bl 15e14 <_Timer_server_Reset_interval_system_watchdog> _Timer_server_Reset_tod_system_watchdog( ts ); 16098: e1a00004 mov r0, r4 1609c: ebffff72 bl 15e6c <_Timer_server_Reset_tod_system_watchdog> _Thread_Enable_dispatch(); 160a0: eb000c44 bl 191b8 <_Thread_Enable_dispatch> ts->active = true; 160a4: e3a03001 mov r3, #1 160a8: e5c4307c strb r3, [r4, #124] ; 0x7c static void _Timer_server_Stop_interval_system_watchdog( Timer_server_Control *ts ) { _Watchdog_Remove( &ts->Interval_watchdogs.System_watchdog ); 160ac: e59d0004 ldr r0, [sp, #4] 160b0: eb001204 bl 1a8c8 <_Watchdog_Remove> static void _Timer_server_Stop_tod_system_watchdog( Timer_server_Control *ts ) { _Watchdog_Remove( &ts->TOD_watchdogs.System_watchdog ); 160b4: e59d0008 ldr r0, [sp, #8] 160b8: eb001202 bl 1a8c8 <_Watchdog_Remove> 160bc: eaffff99 b 15f28 <_Timer_server_Body+0x64> =============================================================================== 00008720 <_User_extensions_Thread_create>: #include bool _User_extensions_Thread_create ( Thread_Control *the_thread ) { 8720: e92d40f0 push {r4, r5, r6, r7, lr} Chain_Node *the_node; User_extensions_Control *the_extension; bool status; for ( the_node = _User_extensions_List.first ; 8724: e59f5050 ldr r5, [pc, #80] ; 877c <_User_extensions_Thread_create+0x5c> 8728: e4954004 ldr r4, [r5], #4 872c: e1540005 cmp r4, r5 #include bool _User_extensions_Thread_create ( Thread_Control *the_thread ) { 8730: e1a06000 mov r6, r0 Chain_Node *the_node; User_extensions_Control *the_extension; bool status; for ( the_node = _User_extensions_List.first ; 8734: 0a00000e beq 8774 <_User_extensions_Thread_create+0x54> the_node = the_node->next ) { the_extension = (User_extensions_Control *) the_node; if ( the_extension->Callouts.thread_create != NULL ) { status = (*the_extension->Callouts.thread_create)( 8738: e59f7040 ldr r7, [pc, #64] ; 8780 <_User_extensions_Thread_create+0x60> !_Chain_Is_tail( &_User_extensions_List, the_node ) ; the_node = the_node->next ) { the_extension = (User_extensions_Control *) the_node; if ( the_extension->Callouts.thread_create != NULL ) { 873c: e5943014 ldr r3, [r4, #20] 8740: e3530000 cmp r3, #0 status = (*the_extension->Callouts.thread_create)( 8744: e1a01006 mov r1, r6 !_Chain_Is_tail( &_User_extensions_List, the_node ) ; the_node = the_node->next ) { the_extension = (User_extensions_Control *) the_node; if ( the_extension->Callouts.thread_create != NULL ) { 8748: 0a000004 beq 8760 <_User_extensions_Thread_create+0x40> status = (*the_extension->Callouts.thread_create)( 874c: e5970004 ldr r0, [r7, #4] 8750: e1a0e00f mov lr, pc 8754: e12fff13 bx r3 _Thread_Executing, the_thread ); if ( !status ) 8758: e3500000 cmp r0, #0 875c: 08bd80f0 popeq {r4, r5, r6, r7, pc} User_extensions_Control *the_extension; bool status; for ( the_node = _User_extensions_List.first ; !_Chain_Is_tail( &_User_extensions_List, the_node ) ; the_node = the_node->next ) { 8760: e5944000 ldr r4, [r4] { Chain_Node *the_node; User_extensions_Control *the_extension; bool status; for ( the_node = _User_extensions_List.first ; 8764: e1540005 cmp r4, r5 8768: 1afffff3 bne 873c <_User_extensions_Thread_create+0x1c> if ( !status ) return false; } } return true; 876c: e3a00001 mov r0, #1 8770: e8bd80f0 pop {r4, r5, r6, r7, pc} 8774: e3a00001 mov r0, #1 <== NOT EXECUTED } 8778: e8bd80f0 pop {r4, r5, r6, r7, pc} <== NOT EXECUTED =============================================================================== 0000a704 <_Watchdog_Adjust>: void _Watchdog_Adjust( Chain_Control *header, Watchdog_Adjust_directions direction, Watchdog_Interval units ) { a704: e92d41f0 push {r4, r5, r6, r7, r8, lr} a708: e1a04000 mov r4, r0 a70c: e1a05002 mov r5, r2 static inline uint32_t arm_interrupt_disable( void ) { uint32_t arm_switch_reg; uint32_t level; asm volatile ( a710: e10f3000 mrs r3, CPSR a714: e3832080 orr r2, r3, #128 ; 0x80 a718: e129f002 msr CPSR_fc, r2 */ RTEMS_INLINE_ROUTINE bool _Chain_Is_empty( Chain_Control *the_chain ) { return (the_chain->first == _Chain_Tail(the_chain)); a71c: e1a07000 mov r7, r0 a720: 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 ) ) { a724: e1520007 cmp r2, r7 a728: 0a000018 beq a790 <_Watchdog_Adjust+0x8c> switch ( direction ) { a72c: e3510000 cmp r1, #0 a730: 1a000018 bne a798 <_Watchdog_Adjust+0x94> case WATCHDOG_BACKWARD: _Watchdog_First( header )->delta_interval += units; break; case WATCHDOG_FORWARD: while ( units ) { a734: e3550000 cmp r5, #0 a738: 0a000014 beq a790 <_Watchdog_Adjust+0x8c> if ( units < _Watchdog_First( header )->delta_interval ) { a73c: e5926010 ldr r6, [r2, #16] a740: e1550006 cmp r5, r6 _Watchdog_First( header )->delta_interval -= units; break; } else { units -= _Watchdog_First( header )->delta_interval; _Watchdog_First( header )->delta_interval = 1; a744: 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 ) { a748: 2a000005 bcs a764 <_Watchdog_Adjust+0x60> a74c: ea000018 b a7b4 <_Watchdog_Adjust+0xb0> <== NOT EXECUTED switch ( direction ) { case WATCHDOG_BACKWARD: _Watchdog_First( header )->delta_interval += units; break; case WATCHDOG_FORWARD: while ( units ) { a750: e0555006 subs r5, r5, r6 a754: 0a00000d beq a790 <_Watchdog_Adjust+0x8c> if ( units < _Watchdog_First( header )->delta_interval ) { a758: e5926010 ldr r6, [r2, #16] a75c: e1560005 cmp r6, r5 a760: 8a000013 bhi a7b4 <_Watchdog_Adjust+0xb0> _Watchdog_First( header )->delta_interval -= units; break; } else { units -= _Watchdog_First( header )->delta_interval; _Watchdog_First( header )->delta_interval = 1; a764: e5828010 str r8, [r2, #16] static inline void arm_interrupt_enable( uint32_t level ) { ARM_SWITCH_REGISTERS; asm volatile ( a768: e129f003 msr CPSR_fc, r3 _ISR_Enable( level ); _Watchdog_Tickle( header ); a76c: e1a00004 mov r0, r4 a770: eb0000a0 bl a9f8 <_Watchdog_Tickle> static inline uint32_t arm_interrupt_disable( void ) { uint32_t arm_switch_reg; uint32_t level; asm volatile ( a774: e10f3000 mrs r3, CPSR a778: e3832080 orr r2, r3, #128 ; 0x80 a77c: e129f002 msr CPSR_fc, r2 a780: e5941000 ldr r1, [r4] _ISR_Disable( level ); if ( _Chain_Is_empty( header ) ) a784: e1570001 cmp r7, r1 RTEMS_INLINE_ROUTINE Watchdog_Control *_Watchdog_First( Chain_Control *header ) { return ( (Watchdog_Control *) header->first ); a788: e1a02001 mov r2, r1 a78c: 1affffef bne a750 <_Watchdog_Adjust+0x4c> static inline void arm_interrupt_enable( uint32_t level ) { ARM_SWITCH_REGISTERS; asm volatile ( a790: e129f003 msr CPSR_fc, r3 } } _ISR_Enable( level ); } a794: e8bd81f0 pop {r4, r5, r6, r7, r8, pc} * unmodified across that call. * * Till Straumann, 7/2003 */ if ( !_Chain_Is_empty( header ) ) { switch ( direction ) { a798: e3510001 cmp r1, #1 a79c: 1afffffb bne a790 <_Watchdog_Adjust+0x8c> case WATCHDOG_BACKWARD: _Watchdog_First( header )->delta_interval += units; a7a0: e5921010 ldr r1, [r2, #16] a7a4: e0815005 add r5, r1, r5 a7a8: e5825010 str r5, [r2, #16] a7ac: e129f003 msr CPSR_fc, r3 } } _ISR_Enable( level ); } a7b0: 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; a7b4: e0655006 rsb r5, r5, r6 a7b8: e5825010 str r5, [r2, #16] break; a7bc: eafffff3 b a790 <_Watchdog_Adjust+0x8c> =============================================================================== 00021b80 : int killinfo( pid_t pid, int sig, const union sigval *value ) { 21b80: e92d4ff0 push {r4, r5, r6, r7, r8, r9, sl, fp, lr} 21b84: e24dd00c sub sp, sp, #12 21b88: e1a04000 mov r4, r0 21b8c: e1a05001 mov r5, r1 21b90: e1a08002 mov r8, r2 POSIX_signals_Siginfo_node *psiginfo; /* * Only supported for the "calling process" (i.e. this node). */ if ( pid != getpid() ) 21b94: ebffff40 bl 2189c 21b98: e1500004 cmp r0, r4 21b9c: 1a000095 bne 21df8 rtems_set_errno_and_return_minus_one( ESRCH ); /* * Validate the signal passed. */ if ( !sig ) 21ba0: e3550000 cmp r5, #0 21ba4: 0a000098 beq 21e0c static inline bool is_valid_signo( int signo ) { return ((signo) >= 1 && (signo) <= 32 ); 21ba8: e2454001 sub r4, r5, #1 rtems_set_errno_and_return_minus_one( EINVAL ); if ( !is_valid_signo(sig) ) 21bac: e354001f cmp r4, #31 21bb0: 8a000095 bhi 21e0c 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 ) 21bb4: e59f627c ldr r6, [pc, #636] ; 21e38 21bb8: e1a07085 lsl r7, r5, #1 21bbc: e0873005 add r3, r7, r5 21bc0: e0863103 add r3, r6, r3, lsl #2 21bc4: e5933008 ldr r3, [r3, #8] 21bc8: e3530001 cmp r3, #1 return 0; 21bcc: 03a00000 moveq r0, #0 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 ) 21bd0: 0a000038 beq 21cb8 /* * 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 ) ) 21bd4: e3550008 cmp r5, #8 21bd8: 13550004 cmpne r5, #4 21bdc: 0a000037 beq 21cc0 21be0: e355000b cmp r5, #11 21be4: 0a000035 beq 21cc0 static inline sigset_t signo_to_mask( uint32_t sig ) { return 1u << (sig - 1); 21be8: e3a03001 mov r3, #1 /* * Build up a siginfo structure */ siginfo = &siginfo_struct; siginfo->si_signo = sig; siginfo->si_code = SI_USER; 21bec: e58d3004 str r3, [sp, #4] /* * Build up a siginfo structure */ siginfo = &siginfo_struct; siginfo->si_signo = sig; 21bf0: e58d5000 str r5, [sp] siginfo->si_code = SI_USER; if ( !value ) { 21bf4: e3580000 cmp r8, #0 21bf8: e1a04413 lsl r4, r3, r4 siginfo->si_value.sival_int = 0; } else { siginfo->si_value = *value; 21bfc: 15983000 ldrne r3, [r8] 21c00: 158d3008 strne r3, [sp, #8] 21c04: e59f3230 ldr r3, [pc, #560] ; 21e3c 21c08: e5932000 ldr r2, [r3] 21c0c: e2822001 add r2, r2, #1 */ siginfo = &siginfo_struct; siginfo->si_signo = sig; siginfo->si_code = SI_USER; if ( !value ) { siginfo->si_value.sival_int = 0; 21c10: 058d8008 streq r8, [sp, #8] 21c14: 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; 21c18: e59f3220 ldr r3, [pc, #544] ; 21e40 21c1c: e5930004 ldr r0, [r3, #4] api = the_thread->API_Extensions[ THREAD_API_POSIX ]; if ( _POSIX_signals_Is_interested( api, mask ) ) { 21c20: e5903108 ldr r3, [r0, #264] ; 0x108 21c24: e59330d0 ldr r3, [r3, #208] ; 0xd0 21c28: e1d43003 bics r3, r4, r3 21c2c: 1a000014 bne 21c84 /* XXX violation of visibility -- need to define thread queue support */ the_chain = &_POSIX_signals_Wait_queue.Queues.Fifo; for ( the_node = the_chain->first ; 21c30: e59f120c ldr r1, [pc, #524] ; 21e44 21c34: e4913004 ldr r3, [r1], #4 21c38: e1530001 cmp r3, r1 21c3c: 0a000030 beq 21d04 #endif /* * Is this thread is actually blocked waiting for the signal? */ if (the_thread->Wait.option & mask) 21c40: e5932030 ldr r2, [r3, #48] ; 0x30 21c44: e1140002 tst r4, r2 for ( the_node = the_chain->first ; !_Chain_Is_tail( the_chain, the_node ) ; the_node = the_node->next ) { the_thread = (Thread_Control *)the_node; 21c48: e1a00003 mov r0, r3 api = the_thread->API_Extensions[ THREAD_API_POSIX ]; 21c4c: e5932108 ldr r2, [r3, #264] ; 0x108 #endif /* * Is this thread is actually blocked waiting for the signal? */ if (the_thread->Wait.option & mask) 21c50: 0a000008 beq 21c78 21c54: ea00000a b 21c84 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 ) { 21c58: 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 ; 21c5c: e1530001 cmp r3, r1 21c60: 0a000027 beq 21d04 #endif /* * Is this thread is actually blocked waiting for the signal? */ if (the_thread->Wait.option & mask) 21c64: e5932030 ldr r2, [r3, #48] ; 0x30 <== NOT EXECUTED 21c68: e1140002 tst r4, r2 <== 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; 21c6c: e1a00003 mov r0, r3 <== NOT EXECUTED api = the_thread->API_Extensions[ THREAD_API_POSIX ]; 21c70: e5932108 ldr r2, [r3, #264] ; 0x108 <== NOT EXECUTED #endif /* * Is this thread is actually blocked waiting for the signal? */ if (the_thread->Wait.option & mask) 21c74: 1a000002 bne 21c84 <== NOT EXECUTED /* * Is this thread is blocked waiting for another signal but has * not blocked this one? */ if (~api->signals_blocked & mask) 21c78: e59220d0 ldr r2, [r2, #208] ; 0xd0 21c7c: e1d42002 bics r2, r4, r2 21c80: 0afffff4 beq 21c58 /* * 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 ) ) { 21c84: e1a01005 mov r1, r5 21c88: e1a0200d mov r2, sp 21c8c: eb00007c bl 21e84 <_POSIX_signals_Unblock_thread> 21c90: e3500000 cmp r0, #0 21c94: 1a000005 bne 21cb0 /* * 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 ); 21c98: e1a00004 mov r0, r4 if ( _POSIX_signals_Vectors[ sig ].sa_flags == SA_SIGINFO ) { 21c9c: e0875005 add r5, r7, r5 /* * 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 ); 21ca0: eb00006d bl 21e5c <_POSIX_signals_Set_process_signals> if ( _POSIX_signals_Vectors[ sig ].sa_flags == SA_SIGINFO ) { 21ca4: e7963105 ldr r3, [r6, r5, lsl #2] 21ca8: e3530002 cmp r3, #2 21cac: 0a000007 beq 21cd0 _Chain_Append( &_POSIX_signals_Siginfo[ sig ], &psiginfo->Node ); } DEBUG_STEP("\n"); _Thread_Enable_dispatch(); 21cb0: ebffac38 bl cd98 <_Thread_Enable_dispatch> return 0; 21cb4: e3a00000 mov r0, #0 } 21cb8: e28dd00c add sp, sp, #12 21cbc: 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 ); 21cc0: eb0000f7 bl 220a4 21cc4: e1a01005 mov r1, r5 21cc8: eb0000bc bl 21fc0 21ccc: eafffff9 b 21cb8 _POSIX_signals_Set_process_signals( mask ); if ( _POSIX_signals_Vectors[ sig ].sa_flags == SA_SIGINFO ) { psiginfo = (POSIX_signals_Siginfo_node *) _Chain_Get( &_POSIX_signals_Inactive_siginfo ); 21cd0: e59f0170 ldr r0, [pc, #368] ; 21e48 21cd4: ebffa63b bl b5c8 <_Chain_Get> if ( !psiginfo ) { 21cd8: e250c000 subs ip, r0, #0 21cdc: 0a00004f beq 21e20 _Thread_Enable_dispatch(); rtems_set_errno_and_return_minus_one( EAGAIN ); } psiginfo->Info = *siginfo; 21ce0: e1a0300d mov r3, sp 21ce4: e8930007 ldm r3, {r0, r1, r2} 21ce8: e28c3008 add r3, ip, #8 21cec: e8830007 stm r3, {r0, r1, r2} _Chain_Append( &_POSIX_signals_Siginfo[ sig ], &psiginfo->Node ); 21cf0: e59f0154 ldr r0, [pc, #340] ; 21e4c 21cf4: e1a0100c mov r1, ip 21cf8: e0800105 add r0, r0, r5, lsl #2 21cfc: ebffa61e bl b57c <_Chain_Append> 21d00: eaffffea b 21cb0 * NOTES: * * + rtems internal threads do not receive signals. */ interested = NULL; interested_priority = PRIORITY_MAXIMUM + 1; 21d04: e59f3144 ldr r3, [pc, #324] ; 21e50 21d08: e5d3e000 ldrb lr, [r3] 21d0c: e59fa140 ldr sl, [pc, #320] ; 21e54 21d10: e28ee001 add lr, lr, #1 * * NOTES: * * + rtems internal threads do not receive signals. */ interested = NULL; 21d14: e3a08000 mov r8, #0 for (the_api = OBJECTS_CLASSIC_API; the_api <= OBJECTS_APIS_LAST; the_api++) { /* * This can occur when no one is interested and an API is not configured. */ if ( !_Objects_Information_table[ the_api ] ) 21d18: e5ba3004 ldr r3, [sl, #4]! 21d1c: e3530000 cmp r3, #0 21d20: 0a000022 beq 21db0 continue; the_info = _Objects_Information_table[ the_api ][ 1 ]; 21d24: e5933004 ldr r3, [r3, #4] */ if ( !the_info ) continue; #endif maximum = the_info->maximum; 21d28: e1d3c1b0 ldrh ip, [r3, #16] object_table = the_info->local_table; for ( index = 1 ; index <= maximum ; index++ ) { 21d2c: e35c0000 cmp ip, #0 if ( !the_info ) continue; #endif maximum = the_info->maximum; object_table = the_info->local_table; 21d30: e593101c ldr r1, [r3, #28] for ( index = 1 ; index <= maximum ; index++ ) { 21d34: 0a00001d beq 21db0 21d38: e3a02001 mov r2, #1 the_thread = (Thread_Control *) object_table[ index ]; 21d3c: e5b13004 ldr r3, [r1, #4]! if ( !the_thread ) 21d40: e3530000 cmp r3, #0 21d44: 0a000016 beq 21da4 /* * If this thread is of lower priority than the interested thread, * go on to the next thread. */ if ( the_thread->current_priority > interested_priority ) 21d48: e5930014 ldr r0, [r3, #20] 21d4c: e150000e cmp r0, lr 21d50: 8a000013 bhi 21da4 #if defined(RTEMS_DEBUG) if ( !api ) continue; #endif if ( !_POSIX_signals_Is_interested( api, mask ) ) 21d54: e5939108 ldr r9, [r3, #264] ; 0x108 21d58: e59990d0 ldr r9, [r9, #208] ; 0xd0 21d5c: e1d49009 bics r9, r4, r9 21d60: 0a00000f beq 21da4 * * 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 ) { 21d64: e150000e cmp r0, lr 21d68: 3a00001c bcc 21de0 * and blocking interruptibutable by signal. * * If the interested thread is ready, don't think about changing. */ if ( interested && !_States_Is_ready( interested->current_state ) ) { 21d6c: e3580000 cmp r8, #0 21d70: 0a00000b beq 21da4 21d74: e5989010 ldr r9, [r8, #16] 21d78: e3590000 cmp r9, #0 21d7c: 0a000008 beq 21da4 /* preferred ready over blocked */ DEBUG_STEP("5"); if ( _States_Is_ready( the_thread->current_state ) ) { 21d80: e593b010 ldr fp, [r3, #16] 21d84: e35b0000 cmp fp, #0 21d88: 0a000014 beq 21de0 continue; } DEBUG_STEP("6"); /* prefer blocked/interruptible over blocked/not interruptible */ if ( !_States_Is_interruptible_by_signal(interested->current_state) ) { 21d8c: e3190201 tst r9, #268435456 ; 0x10000000 21d90: 1a000003 bne 21da4 */ RTEMS_INLINE_ROUTINE bool _States_Is_interruptible_by_signal ( States_Control the_states ) { return (the_states & STATES_INTERRUPTIBLE_BY_SIGNAL); 21d94: e20bb201 and fp, fp, #268435456 ; 0x10000000 DEBUG_STEP("7"); if ( _States_Is_interruptible_by_signal(the_thread->current_state) ) { 21d98: e35b0000 cmp fp, #0 21d9c: 11a0e000 movne lr, r0 21da0: 11a08003 movne r8, r3 #endif maximum = the_info->maximum; object_table = the_info->local_table; for ( index = 1 ; index <= maximum ; index++ ) { 21da4: e2822001 add r2, r2, #1 21da8: e15c0002 cmp ip, r2 21dac: 2affffe2 bcs 21d3c * + 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++) { 21db0: e59f30a0 ldr r3, [pc, #160] ; 21e58 21db4: e15a0003 cmp sl, r3 21db8: 1affffd6 bne 21d18 } } } } if ( interested ) { 21dbc: e3580000 cmp r8, #0 21dc0: 0affffb4 beq 21c98 21dc4: e1a00008 mov r0, r8 /* * 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 ) ) { 21dc8: e1a01005 mov r1, r5 21dcc: e1a0200d mov r2, sp 21dd0: eb00002b bl 21e84 <_POSIX_signals_Unblock_thread> 21dd4: e3500000 cmp r0, #0 21dd8: 0affffae beq 21c98 21ddc: eaffffb3 b 21cb0 <== NOT EXECUTED #endif maximum = the_info->maximum; object_table = the_info->local_table; for ( index = 1 ; index <= maximum ; index++ ) { 21de0: e2822001 add r2, r2, #1 21de4: e15c0002 cmp ip, r2 */ if ( interested && !_States_Is_ready( interested->current_state ) ) { /* preferred ready over blocked */ DEBUG_STEP("5"); if ( _States_Is_ready( the_thread->current_state ) ) { 21de8: e1a0e000 mov lr, r0 21dec: e1a08003 mov r8, r3 #endif maximum = the_info->maximum; object_table = the_info->local_table; for ( index = 1 ; index <= maximum ; index++ ) { 21df0: 2affffd1 bcs 21d3c 21df4: eaffffed b 21db0 /* * Only supported for the "calling process" (i.e. this node). */ if ( pid != getpid() ) rtems_set_errno_and_return_minus_one( ESRCH ); 21df8: ebffc4d3 bl 1314c <__errno> 21dfc: e3a03003 mov r3, #3 21e00: e5803000 str r3, [r0] 21e04: e3e00000 mvn r0, #0 21e08: eaffffaa b 21cb8 */ if ( !sig ) rtems_set_errno_and_return_minus_one( EINVAL ); if ( !is_valid_signo(sig) ) rtems_set_errno_and_return_minus_one( EINVAL ); 21e0c: ebffc4ce bl 1314c <__errno> 21e10: e3a03016 mov r3, #22 21e14: e5803000 str r3, [r0] 21e18: e3e00000 mvn r0, #0 21e1c: eaffffa5 b 21cb8 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(); 21e20: ebffabdc bl cd98 <_Thread_Enable_dispatch> rtems_set_errno_and_return_minus_one( EAGAIN ); 21e24: ebffc4c8 bl 1314c <__errno> 21e28: e3a0300b mov r3, #11 21e2c: e5803000 str r3, [r0] 21e30: e3e00000 mvn r0, #0 21e34: eaffff9f b 21cb8 =============================================================================== 0000a86c : int pthread_attr_setschedpolicy( pthread_attr_t *attr, int policy ) { if ( !attr || !attr->is_initialized ) a86c: e3500000 cmp r0, #0 a870: 0a00000e beq a8b0 a874: e5903000 ldr r3, [r0] a878: e3530000 cmp r3, #0 a87c: 0a00000b beq a8b0 return EINVAL; switch ( policy ) { a880: e3510004 cmp r1, #4 a884: 9a000001 bls a890 case SCHED_SPORADIC: attr->schedpolicy = policy; return 0; default: return ENOTSUP; a888: e3a00086 mov r0, #134 ; 0x86 } } a88c: e12fff1e bx lr ) { if ( !attr || !attr->is_initialized ) return EINVAL; switch ( policy ) { a890: e3a03001 mov r3, #1 a894: e1a03113 lsl r3, r3, r1 a898: e3130017 tst r3, #23 case SCHED_OTHER: case SCHED_FIFO: case SCHED_RR: case SCHED_SPORADIC: attr->schedpolicy = policy; a89c: 15801014 strne r1, [r0, #20] return 0; a8a0: 13a00000 movne r0, #0 ) { if ( !attr || !attr->is_initialized ) return EINVAL; switch ( policy ) { a8a4: 112fff1e bxne lr case SCHED_SPORADIC: attr->schedpolicy = policy; return 0; default: return ENOTSUP; a8a8: e3a00086 mov r0, #134 ; 0x86 <== NOT EXECUTED } } a8ac: e12fff1e bx lr <== NOT EXECUTED pthread_attr_t *attr, int policy ) { if ( !attr || !attr->is_initialized ) return EINVAL; a8b0: e3a00016 mov r0, #22 a8b4: e12fff1e bx lr =============================================================================== 00007724 : int pthread_mutexattr_setpshared( pthread_mutexattr_t *attr, int pshared ) { if ( !attr || !attr->is_initialized ) 7724: e3500000 cmp r0, #0 7728: 0a000008 beq 7750 772c: e5903000 ldr r3, [r0] 7730: e3530000 cmp r3, #0 7734: 0a000005 beq 7750 return EINVAL; switch ( pshared ) { 7738: e3510001 cmp r1, #1 case PTHREAD_PROCESS_SHARED: case PTHREAD_PROCESS_PRIVATE: attr->process_shared = pshared; 773c: 95801004 strls r1, [r0, #4] return 0; 7740: 93a00000 movls r0, #0 ) { if ( !attr || !attr->is_initialized ) return EINVAL; switch ( pshared ) { 7744: 912fff1e bxls lr case PTHREAD_PROCESS_PRIVATE: attr->process_shared = pshared; return 0; default: return EINVAL; 7748: e3a00016 mov r0, #22 <== NOT EXECUTED } } 774c: e12fff1e bx lr <== NOT EXECUTED pthread_mutexattr_t *attr, int pshared ) { if ( !attr || !attr->is_initialized ) return EINVAL; 7750: e3a00016 mov r0, #22 7754: e12fff1e bx lr =============================================================================== 00006998 : int pthread_rwlock_timedrdlock( pthread_rwlock_t *rwlock, const struct timespec *abstime ) { 6998: e92d4030 push {r4, r5, lr} Objects_Locations location; Watchdog_Interval ticks; bool do_wait = true; POSIX_Absolute_timeout_conversion_results_t status; if ( !rwlock ) 699c: e2505000 subs r5, r0, #0 int pthread_rwlock_timedrdlock( pthread_rwlock_t *rwlock, const struct timespec *abstime ) { 69a0: e24dd00c sub sp, sp, #12 Objects_Locations location; Watchdog_Interval ticks; bool do_wait = true; POSIX_Absolute_timeout_conversion_results_t status; if ( !rwlock ) 69a4: 0a00001d beq 6a20 * * 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 ); 69a8: e1a00001 mov r0, r1 69ac: e28d1004 add r1, sp, #4 69b0: eb0019bf bl d0b4 <_POSIX_Absolute_timeout_to_ticks> 69b4: e5951000 ldr r1, [r5] 69b8: e1a04000 mov r4, r0 69bc: e28d2008 add r2, sp, #8 69c0: e59f0098 ldr r0, [pc, #152] ; 6a60 69c4: eb000aac bl 947c <_Objects_Get> if ( status != POSIX_ABSOLUTE_TIMEOUT_IS_IN_FUTURE ) do_wait = false; the_rwlock = _POSIX_RWLock_Get( rwlock, &location ); switch ( location ) { 69c8: e59d3008 ldr r3, [sp, #8] 69cc: e3530000 cmp r3, #0 69d0: 1a000012 bne 6a20 case OBJECTS_LOCAL: _CORE_RWLock_Obtain_for_reading( 69d4: 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, 69d8: e3540003 cmp r4, #3 69dc: 13a05000 movne r5, #0 69e0: 03a05001 moveq r5, #1 69e4: e58d3000 str r3, [sp] 69e8: e2800010 add r0, r0, #16 69ec: e1a02005 mov r2, r5 69f0: e59d3004 ldr r3, [sp, #4] 69f4: eb000738 bl 86dc <_CORE_RWLock_Obtain_for_reading> do_wait, ticks, NULL ); _Thread_Enable_dispatch(); 69f8: eb000ccb bl 9d2c <_Thread_Enable_dispatch> if ( !do_wait ) { 69fc: e3550000 cmp r5, #0 6a00: 1a000011 bne 6a4c if ( _Thread_Executing->Wait.return_code == CORE_RWLOCK_UNAVAILABLE ) { 6a04: e59f3058 ldr r3, [pc, #88] ; 6a64 6a08: e5933004 ldr r3, [r3, #4] 6a0c: e5930034 ldr r0, [r3, #52] ; 0x34 6a10: e3500002 cmp r0, #2 6a14: 0a000004 beq 6a2c status == POSIX_ABSOLUTE_TIMEOUT_IS_NOW ) return ETIMEDOUT; } } return _POSIX_RWLock_Translate_core_RWLock_return_code( 6a18: eb000046 bl 6b38 <_POSIX_RWLock_Translate_core_RWLock_return_code> 6a1c: ea000000 b 6a24 _Thread_Enable_dispatch(); if ( !do_wait ) { if ( _Thread_Executing->Wait.return_code == CORE_RWLOCK_UNAVAILABLE ) { if ( status == POSIX_ABSOLUTE_TIMEOUT_INVALID ) return EINVAL; 6a20: e3a00016 mov r0, #22 case OBJECTS_ERROR: break; } return EINVAL; } 6a24: e28dd00c add sp, sp, #12 6a28: e8bd8030 pop {r4, r5, pc} ); _Thread_Enable_dispatch(); if ( !do_wait ) { if ( _Thread_Executing->Wait.return_code == CORE_RWLOCK_UNAVAILABLE ) { if ( status == POSIX_ABSOLUTE_TIMEOUT_INVALID ) 6a2c: e3540000 cmp r4, #0 6a30: 0afffffa beq 6a20 return EINVAL; if ( status == POSIX_ABSOLUTE_TIMEOUT_IS_IN_PAST || 6a34: e2444001 sub r4, r4, #1 6a38: e3540001 cmp r4, #1 status == POSIX_ABSOLUTE_TIMEOUT_IS_NOW ) return ETIMEDOUT; 6a3c: 93a00074 movls r0, #116 ; 0x74 _Thread_Enable_dispatch(); if ( !do_wait ) { if ( _Thread_Executing->Wait.return_code == CORE_RWLOCK_UNAVAILABLE ) { if ( status == POSIX_ABSOLUTE_TIMEOUT_INVALID ) return EINVAL; if ( status == POSIX_ABSOLUTE_TIMEOUT_IS_IN_PAST || 6a40: 9afffff7 bls 6a24 status == POSIX_ABSOLUTE_TIMEOUT_IS_NOW ) return ETIMEDOUT; } } return _POSIX_RWLock_Translate_core_RWLock_return_code( 6a44: eb00003b bl 6b38 <_POSIX_RWLock_Translate_core_RWLock_return_code><== NOT EXECUTED 6a48: eafffff5 b 6a24 <== NOT EXECUTED ticks, NULL ); _Thread_Enable_dispatch(); if ( !do_wait ) { 6a4c: e59f3010 ldr r3, [pc, #16] ; 6a64 6a50: e5933004 ldr r3, [r3, #4] 6a54: e5930034 ldr r0, [r3, #52] ; 0x34 status == POSIX_ABSOLUTE_TIMEOUT_IS_NOW ) return ETIMEDOUT; } } return _POSIX_RWLock_Translate_core_RWLock_return_code( 6a58: eb000036 bl 6b38 <_POSIX_RWLock_Translate_core_RWLock_return_code> 6a5c: eafffff0 b 6a24 =============================================================================== 00006a68 : int pthread_rwlock_timedwrlock( pthread_rwlock_t *rwlock, const struct timespec *abstime ) { 6a68: e92d4030 push {r4, r5, lr} Objects_Locations location; Watchdog_Interval ticks; bool do_wait = true; POSIX_Absolute_timeout_conversion_results_t status; if ( !rwlock ) 6a6c: e2505000 subs r5, r0, #0 int pthread_rwlock_timedwrlock( pthread_rwlock_t *rwlock, const struct timespec *abstime ) { 6a70: e24dd00c sub sp, sp, #12 Objects_Locations location; Watchdog_Interval ticks; bool do_wait = true; POSIX_Absolute_timeout_conversion_results_t status; if ( !rwlock ) 6a74: 0a00001d beq 6af0 * * 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 ); 6a78: e1a00001 mov r0, r1 6a7c: e28d1004 add r1, sp, #4 6a80: eb00198b bl d0b4 <_POSIX_Absolute_timeout_to_ticks> 6a84: e5951000 ldr r1, [r5] 6a88: e1a04000 mov r4, r0 6a8c: e28d2008 add r2, sp, #8 6a90: e59f0098 ldr r0, [pc, #152] ; 6b30 6a94: eb000a78 bl 947c <_Objects_Get> if ( status != POSIX_ABSOLUTE_TIMEOUT_IS_IN_FUTURE ) do_wait = false; the_rwlock = _POSIX_RWLock_Get( rwlock, &location ); switch ( location ) { 6a98: e59d3008 ldr r3, [sp, #8] 6a9c: e3530000 cmp r3, #0 6aa0: 1a000012 bne 6af0 case OBJECTS_LOCAL: _CORE_RWLock_Obtain_for_writing( 6aa4: 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, 6aa8: e3540003 cmp r4, #3 6aac: 13a05000 movne r5, #0 6ab0: 03a05001 moveq r5, #1 6ab4: e58d3000 str r3, [sp] 6ab8: e2800010 add r0, r0, #16 6abc: e1a02005 mov r2, r5 6ac0: e59d3004 ldr r3, [sp, #4] 6ac4: eb00073b bl 87b8 <_CORE_RWLock_Obtain_for_writing> do_wait, ticks, NULL ); _Thread_Enable_dispatch(); 6ac8: eb000c97 bl 9d2c <_Thread_Enable_dispatch> if ( !do_wait && 6acc: e3550000 cmp r5, #0 6ad0: 1a000011 bne 6b1c (_Thread_Executing->Wait.return_code == CORE_RWLOCK_UNAVAILABLE) ) { 6ad4: e59f3058 ldr r3, [pc, #88] ; 6b34 6ad8: e5933004 ldr r3, [r3, #4] 6adc: e5930034 ldr r0, [r3, #52] ; 0x34 ticks, NULL ); _Thread_Enable_dispatch(); if ( !do_wait && 6ae0: e3500002 cmp r0, #2 6ae4: 0a000004 beq 6afc if ( status == POSIX_ABSOLUTE_TIMEOUT_IS_IN_PAST || status == POSIX_ABSOLUTE_TIMEOUT_IS_NOW ) return ETIMEDOUT; } return _POSIX_RWLock_Translate_core_RWLock_return_code( 6ae8: eb000012 bl 6b38 <_POSIX_RWLock_Translate_core_RWLock_return_code> 6aec: ea000000 b 6af4 _Thread_Enable_dispatch(); if ( !do_wait && (_Thread_Executing->Wait.return_code == CORE_RWLOCK_UNAVAILABLE) ) { if ( status == POSIX_ABSOLUTE_TIMEOUT_INVALID ) return EINVAL; 6af0: e3a00016 mov r0, #22 case OBJECTS_ERROR: break; } return EINVAL; } 6af4: e28dd00c add sp, sp, #12 6af8: e8bd8030 pop {r4, r5, pc} ); _Thread_Enable_dispatch(); if ( !do_wait && (_Thread_Executing->Wait.return_code == CORE_RWLOCK_UNAVAILABLE) ) { if ( status == POSIX_ABSOLUTE_TIMEOUT_INVALID ) 6afc: e3540000 cmp r4, #0 6b00: 0afffffa beq 6af0 return EINVAL; if ( status == POSIX_ABSOLUTE_TIMEOUT_IS_IN_PAST || 6b04: e2444001 sub r4, r4, #1 6b08: e3540001 cmp r4, #1 status == POSIX_ABSOLUTE_TIMEOUT_IS_NOW ) return ETIMEDOUT; 6b0c: 93a00074 movls r0, #116 ; 0x74 _Thread_Enable_dispatch(); if ( !do_wait && (_Thread_Executing->Wait.return_code == CORE_RWLOCK_UNAVAILABLE) ) { if ( status == POSIX_ABSOLUTE_TIMEOUT_INVALID ) return EINVAL; if ( status == POSIX_ABSOLUTE_TIMEOUT_IS_IN_PAST || 6b10: 9afffff7 bls 6af4 status == POSIX_ABSOLUTE_TIMEOUT_IS_NOW ) return ETIMEDOUT; } return _POSIX_RWLock_Translate_core_RWLock_return_code( 6b14: eb000007 bl 6b38 <_POSIX_RWLock_Translate_core_RWLock_return_code><== NOT EXECUTED 6b18: eafffff5 b 6af4 <== NOT EXECUTED ticks, NULL ); _Thread_Enable_dispatch(); if ( !do_wait && 6b1c: e59f3010 ldr r3, [pc, #16] ; 6b34 6b20: e5933004 ldr r3, [r3, #4] 6b24: e5930034 ldr r0, [r3, #52] ; 0x34 if ( status == POSIX_ABSOLUTE_TIMEOUT_IS_IN_PAST || status == POSIX_ABSOLUTE_TIMEOUT_IS_NOW ) return ETIMEDOUT; } return _POSIX_RWLock_Translate_core_RWLock_return_code( 6b28: eb000002 bl 6b38 <_POSIX_RWLock_Translate_core_RWLock_return_code> 6b2c: eafffff0 b 6af4 =============================================================================== 000072d0 : int pthread_rwlockattr_setpshared( pthread_rwlockattr_t *attr, int pshared ) { if ( !attr ) 72d0: e3500000 cmp r0, #0 72d4: 0a000008 beq 72fc return EINVAL; if ( !attr->is_initialized ) 72d8: e5903000 ldr r3, [r0] 72dc: e3530000 cmp r3, #0 72e0: 0a000005 beq 72fc return EINVAL; switch ( pshared ) { 72e4: e3510001 cmp r1, #1 case PTHREAD_PROCESS_SHARED: case PTHREAD_PROCESS_PRIVATE: attr->process_shared = pshared; 72e8: 95801004 strls r1, [r0, #4] return 0; 72ec: 93a00000 movls r0, #0 return EINVAL; if ( !attr->is_initialized ) return EINVAL; switch ( pshared ) { 72f0: 912fff1e bxls lr case PTHREAD_PROCESS_PRIVATE: attr->process_shared = pshared; return 0; default: return EINVAL; 72f4: e3a00016 mov r0, #22 <== NOT EXECUTED } } 72f8: e12fff1e bx lr <== NOT EXECUTED { if ( !attr ) return EINVAL; if ( !attr->is_initialized ) return EINVAL; 72fc: e3a00016 mov r0, #22 7300: e12fff1e bx lr =============================================================================== 00006fac : rtems_device_major_number *registered_major ) { rtems_device_major_number major_limit = _IO_Number_of_drivers; if ( rtems_interrupt_is_in_progress() ) 6fac: e59f3150 ldr r3, [pc, #336] ; 7104 6fb0: e593c000 ldr ip, [r3] 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; 6fb4: e59f314c ldr r3, [pc, #332] ; 7108 if ( rtems_interrupt_is_in_progress() ) 6fb8: e35c0000 cmp ip, #0 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 ) { 6fbc: e92d4030 push {r4, r5, lr} 6fc0: e1a04000 mov r4, r0 rtems_device_major_number major_limit = _IO_Number_of_drivers; 6fc4: e5930000 ldr r0, [r3] if ( rtems_interrupt_is_in_progress() ) return RTEMS_CALLED_FROM_ISR; 6fc8: 13a00012 movne r0, #18 rtems_device_major_number *registered_major ) { rtems_device_major_number major_limit = _IO_Number_of_drivers; if ( rtems_interrupt_is_in_progress() ) 6fcc: 18bd8030 popne {r4, r5, pc} return RTEMS_CALLED_FROM_ISR; if ( registered_major == NULL ) 6fd0: e3520000 cmp r2, #0 6fd4: 0a00003f beq 70d8 return RTEMS_INVALID_ADDRESS; /* Set it to an invalid value */ *registered_major = major_limit; if ( driver_table == NULL ) 6fd8: e3510000 cmp r1, #0 if ( registered_major == NULL ) return RTEMS_INVALID_ADDRESS; /* Set it to an invalid value */ *registered_major = major_limit; 6fdc: e5820000 str r0, [r2] if ( driver_table == NULL ) 6fe0: 0a00003c beq 70d8 static inline bool rtems_io_is_empty_table( const rtems_driver_address_table *table ) { return table->initialization_entry == NULL && table->open_entry == NULL; 6fe4: e591c000 ldr ip, [r1] 6fe8: e35c0000 cmp ip, #0 6fec: 0a000036 beq 70cc return RTEMS_INVALID_ADDRESS; if ( rtems_io_is_empty_table( driver_table ) ) return RTEMS_INVALID_ADDRESS; if ( major >= major_limit ) 6ff0: e1500004 cmp r0, r4 6ff4: 9a000027 bls 7098 rtems_fatal_error_occurred( 99 ); } } #endif _Thread_Dispatch_disable_level += 1; 6ff8: e59f010c ldr r0, [pc, #268] ; 710c 6ffc: e590c000 ldr ip, [r0] 7000: e28cc001 add ip, ip, #1 7004: e580c000 str ip, [r0] return RTEMS_INVALID_NUMBER; _Thread_Disable_dispatch(); if ( major == 0 ) { 7008: e3540000 cmp r4, #0 700c: 1a000023 bne 70a0 static rtems_status_code rtems_io_obtain_major_number( rtems_device_major_number *major ) { rtems_device_major_number n = _IO_Number_of_drivers; 7010: e593c000 ldr ip, [r3] rtems_device_major_number m = 0; /* major is error checked by caller */ for ( m = 0; m < n; ++m ) { 7014: e35c0000 cmp ip, #0 7018: 0a000030 beq 70e0 701c: e59fe0ec ldr lr, [pc, #236] ; 7110 7020: e59e3000 ldr r3, [lr] 7024: ea000003 b 7038 7028: e2844001 add r4, r4, #1 702c: e15c0004 cmp ip, r4 7030: e2833018 add r3, r3, #24 7034: 9a000005 bls 7050 static inline bool rtems_io_is_empty_table( const rtems_driver_address_table *table ) { return table->initialization_entry == NULL && table->open_entry == NULL; 7038: e5930000 ldr r0, [r3] 703c: e3500000 cmp r0, #0 7040: 1afffff8 bne 7028 7044: e5930004 ldr r0, [r3, #4] 7048: e3500000 cmp r0, #0 704c: 1afffff5 bne 7028 } /* Assigns invalid value in case of failure */ *major = m; if ( m != n ) 7050: e15c0004 cmp ip, r4 7054: 1084c084 addne ip, r4, r4, lsl #1 if ( rtems_io_is_empty_table( table ) ) break; } /* Assigns invalid value in case of failure */ *major = m; 7058: e5824000 str r4, [r2] if ( m != n ) 705c: 11a0c18c lslne ip, ip, #3 7060: 0a00001f beq 70e4 } *registered_major = major; } _IO_Driver_address_table [major] = *driver_table; 7064: e59e5000 ldr r5, [lr] 7068: e1a0e001 mov lr, r1 706c: e8be000f ldm lr!, {r0, r1, r2, r3} 7070: e085c00c add ip, r5, ip 7074: e8ac000f stmia ip!, {r0, r1, r2, r3} 7078: e89e0003 ldm lr, {r0, r1} 707c: e88c0003 stm ip, {r0, r1} _Thread_Enable_dispatch(); 7080: eb0006a3 bl 8b14 <_Thread_Enable_dispatch> return rtems_io_initialize( major, 0, NULL ); 7084: e3a01000 mov r1, #0 7088: e1a00004 mov r0, r4 708c: e1a02001 mov r2, r1 } 7090: e8bd4030 pop {r4, r5, lr} _IO_Driver_address_table [major] = *driver_table; _Thread_Enable_dispatch(); return rtems_io_initialize( major, 0, NULL ); 7094: ea00210c b f4cc if ( rtems_io_is_empty_table( driver_table ) ) return RTEMS_INVALID_ADDRESS; if ( major >= major_limit ) return RTEMS_INVALID_NUMBER; 7098: e3a0000a mov r0, #10 _IO_Driver_address_table [major] = *driver_table; _Thread_Enable_dispatch(); return rtems_io_initialize( major, 0, NULL ); } 709c: e8bd8030 pop {r4, r5, pc} _Thread_Enable_dispatch(); return sc; } major = *registered_major; } else { rtems_driver_address_table *const table = _IO_Driver_address_table + major; 70a0: e59fe068 ldr lr, [pc, #104] ; 7110 70a4: e59e3000 ldr r3, [lr] 70a8: e084c084 add ip, r4, r4, lsl #1 static inline bool rtems_io_is_empty_table( const rtems_driver_address_table *table ) { return table->initialization_entry == NULL && table->open_entry == NULL; 70ac: e793018c ldr r0, [r3, ip, lsl #3] _Thread_Enable_dispatch(); return sc; } major = *registered_major; } else { rtems_driver_address_table *const table = _IO_Driver_address_table + major; 70b0: e1a0c18c lsl ip, ip, #3 static inline bool rtems_io_is_empty_table( const rtems_driver_address_table *table ) { return table->initialization_entry == NULL && table->open_entry == NULL; 70b4: e3500000 cmp r0, #0 _Thread_Enable_dispatch(); return sc; } major = *registered_major; } else { rtems_driver_address_table *const table = _IO_Driver_address_table + major; 70b8: e083300c add r3, r3, ip static inline bool rtems_io_is_empty_table( const rtems_driver_address_table *table ) { return table->initialization_entry == NULL && table->open_entry == NULL; 70bc: 0a00000b beq 70f0 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(); 70c0: eb000693 bl 8b14 <_Thread_Enable_dispatch> return RTEMS_RESOURCE_IN_USE; 70c4: e3a0000c mov r0, #12 70c8: e8bd8030 pop {r4, r5, pc} static inline bool rtems_io_is_empty_table( const rtems_driver_address_table *table ) { return table->initialization_entry == NULL && table->open_entry == NULL; 70cc: e591c004 ldr ip, [r1, #4] 70d0: e35c0000 cmp ip, #0 70d4: 1affffc5 bne 6ff0 if ( driver_table == NULL ) return RTEMS_INVALID_ADDRESS; if ( rtems_io_is_empty_table( driver_table ) ) return RTEMS_INVALID_ADDRESS; 70d8: e3a00009 mov r0, #9 70dc: e8bd8030 pop {r4, r5, pc} if ( rtems_io_is_empty_table( table ) ) break; } /* Assigns invalid value in case of failure */ *major = m; 70e0: 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(); 70e4: eb00068a bl 8b14 <_Thread_Enable_dispatch> *major = m; if ( m != n ) return RTEMS_SUCCESSFUL; return RTEMS_TOO_MANY; 70e8: e3a00005 mov r0, #5 if ( major == 0 ) { rtems_status_code sc = rtems_io_obtain_major_number( registered_major ); if ( sc != RTEMS_SUCCESSFUL ) { _Thread_Enable_dispatch(); return sc; 70ec: e8bd8030 pop {r4, r5, pc} static inline bool rtems_io_is_empty_table( const rtems_driver_address_table *table ) { return table->initialization_entry == NULL && table->open_entry == NULL; 70f0: e5933004 ldr r3, [r3, #4] 70f4: e3530000 cmp r3, #0 70f8: 1afffff0 bne 70c0 if ( !rtems_io_is_empty_table( table ) ) { _Thread_Enable_dispatch(); return RTEMS_RESOURCE_IN_USE; } *registered_major = major; 70fc: e5824000 str r4, [r2] 7100: eaffffd7 b 7064 =============================================================================== 000058fc : ) { const rtems_assoc_t *api_assoc; const rtems_assoc_t *class_assoc; if ( the_api == OBJECTS_INTERNAL_API ) 58fc: e3500001 cmp r0, #1 const char *rtems_object_get_api_class_name( int the_api, int the_class ) { 5900: e52de004 push {lr} ; (str lr, [sp, #-4]!) const rtems_assoc_t *api_assoc; const rtems_assoc_t *class_assoc; if ( the_api == OBJECTS_INTERNAL_API ) 5904: 0a00000d beq 5940 api_assoc = rtems_object_api_internal_assoc; else if ( the_api == OBJECTS_CLASSIC_API ) 5908: e3500002 cmp r0, #2 590c: 0a000004 beq 5924 api_assoc = rtems_object_api_classic_assoc; #ifdef RTEMS_POSIX_API else if ( the_api == OBJECTS_POSIX_API ) 5910: e3500003 cmp r0, #3 api_assoc = rtems_object_api_posix_assoc; 5914: 059f003c ldreq r0, [pc, #60] ; 5958 if ( the_api == OBJECTS_INTERNAL_API ) api_assoc = rtems_object_api_internal_assoc; else if ( the_api == OBJECTS_CLASSIC_API ) api_assoc = rtems_object_api_classic_assoc; #ifdef RTEMS_POSIX_API else if ( the_api == OBJECTS_POSIX_API ) 5918: 0a000002 beq 5928 api_assoc = rtems_object_api_posix_assoc; #endif else return "BAD API"; 591c: e59f0038 ldr r0, [pc, #56] ; 595c 5920: e49df004 pop {pc} ; (ldr pc, [sp], #4) const rtems_assoc_t *class_assoc; if ( the_api == OBJECTS_INTERNAL_API ) api_assoc = rtems_object_api_internal_assoc; else if ( the_api == OBJECTS_CLASSIC_API ) api_assoc = rtems_object_api_classic_assoc; 5924: e59f0034 ldr r0, [pc, #52] ; 5960 else if ( the_api == OBJECTS_POSIX_API ) api_assoc = rtems_object_api_posix_assoc; #endif else return "BAD API"; class_assoc = rtems_assoc_ptr_by_local( api_assoc, the_class ); 5928: eb00133b bl a61c if ( class_assoc ) 592c: e3500000 cmp r0, #0 return class_assoc->name; 5930: 15900000 ldrne r0, [r0] api_assoc = rtems_object_api_posix_assoc; #endif else return "BAD API"; class_assoc = rtems_assoc_ptr_by_local( api_assoc, the_class ); if ( class_assoc ) 5934: 149df004 popne {pc} ; (ldrne pc, [sp], #4) return class_assoc->name; return "BAD CLASS"; 5938: e59f0024 ldr r0, [pc, #36] ; 5964 } 593c: e49df004 pop {pc} ; (ldr pc, [sp], #4) { const rtems_assoc_t *api_assoc; const rtems_assoc_t *class_assoc; if ( the_api == OBJECTS_INTERNAL_API ) api_assoc = rtems_object_api_internal_assoc; 5940: e59f0020 ldr r0, [pc, #32] ; 5968 else if ( the_api == OBJECTS_POSIX_API ) api_assoc = rtems_object_api_posix_assoc; #endif else return "BAD API"; class_assoc = rtems_assoc_ptr_by_local( api_assoc, the_class ); 5944: eb001334 bl a61c if ( class_assoc ) 5948: e3500000 cmp r0, #0 return class_assoc->name; 594c: 15900000 ldrne r0, [r0] api_assoc = rtems_object_api_posix_assoc; #endif else return "BAD API"; class_assoc = rtems_assoc_ptr_by_local( api_assoc, the_class ); if ( class_assoc ) 5950: 149df004 popne {pc} ; (ldrne pc, [sp], #4) 5954: eafffff7 b 5938 <== NOT EXECUTED =============================================================================== 0000d4fc : rtems_status_code rtems_task_mode( rtems_mode mode_set, rtems_mode mask, rtems_mode *previous_mode_set ) { d4fc: e92d4ff0 push {r4, r5, r6, r7, r8, r9, sl, fp, lr} ASR_Information *asr; bool is_asr_enabled = false; bool needs_asr_dispatching = false; rtems_mode old_mode; if ( !previous_mode_set ) d500: e2525000 subs r5, r2, #0 rtems_status_code rtems_task_mode( rtems_mode mode_set, rtems_mode mask, rtems_mode *previous_mode_set ) { d504: e1a04000 mov r4, r0 d508: e1a06001 mov r6, r1 bool is_asr_enabled = false; bool needs_asr_dispatching = false; rtems_mode old_mode; if ( !previous_mode_set ) return RTEMS_INVALID_ADDRESS; d50c: 03a00009 moveq r0, #9 ASR_Information *asr; bool is_asr_enabled = false; bool needs_asr_dispatching = false; rtems_mode old_mode; if ( !previous_mode_set ) d510: 08bd8ff0 popeq {r4, r5, r6, r7, r8, r9, sl, fp, pc} return RTEMS_INVALID_ADDRESS; executing = _Thread_Executing; d514: e59f9148 ldr r9, [pc, #328] ; d664 d518: e5997004 ldr r7, [r9, #4] api = executing->API_Extensions[ THREAD_API_RTEMS ]; asr = &api->Signal; old_mode = (executing->is_preemptible) ? RTEMS_PREEMPT : RTEMS_NO_PREEMPT; d51c: e5d7a074 ldrb sl, [r7, #116] ; 0x74 if ( !previous_mode_set ) return RTEMS_INVALID_ADDRESS; executing = _Thread_Executing; api = executing->API_Extensions[ THREAD_API_RTEMS ]; d520: e5978104 ldr r8, [r7, #260] ; 0x104 asr = &api->Signal; old_mode = (executing->is_preemptible) ? RTEMS_PREEMPT : RTEMS_NO_PREEMPT; if ( executing->budget_algorithm == THREAD_CPU_BUDGET_ALGORITHM_NONE ) d524: e597307c ldr r3, [r7, #124] ; 0x7c executing = _Thread_Executing; api = executing->API_Extensions[ THREAD_API_RTEMS ]; asr = &api->Signal; old_mode = (executing->is_preemptible) ? RTEMS_PREEMPT : RTEMS_NO_PREEMPT; d528: e35a0000 cmp sl, #0 if ( executing->budget_algorithm == THREAD_CPU_BUDGET_ALGORITHM_NONE ) old_mode |= RTEMS_NO_TIMESLICE; else old_mode |= RTEMS_TIMESLICE; old_mode |= (asr->is_enabled) ? RTEMS_ASR : RTEMS_NO_ASR; d52c: e5d8b008 ldrb fp, [r8, #8] executing = _Thread_Executing; api = executing->API_Extensions[ THREAD_API_RTEMS ]; asr = &api->Signal; old_mode = (executing->is_preemptible) ? RTEMS_PREEMPT : RTEMS_NO_PREEMPT; d530: 03a0ac01 moveq sl, #256 ; 0x100 d534: 13a0a000 movne sl, #0 if ( executing->budget_algorithm == THREAD_CPU_BUDGET_ALGORITHM_NONE ) d538: e3530000 cmp r3, #0 old_mode |= RTEMS_NO_TIMESLICE; else old_mode |= RTEMS_TIMESLICE; d53c: 138aac02 orrne sl, sl, #512 ; 0x200 old_mode |= (asr->is_enabled) ? RTEMS_ASR : RTEMS_NO_ASR; d540: e35b0000 cmp fp, #0 d544: 03a0bb01 moveq fp, #1024 ; 0x400 d548: 13a0b000 movne fp, #0 old_mode |= _ISR_Get_level(); d54c: ebffee8a bl 8f7c <_CPU_ISR_Get_level> if ( executing->budget_algorithm == THREAD_CPU_BUDGET_ALGORITHM_NONE ) old_mode |= RTEMS_NO_TIMESLICE; else old_mode |= RTEMS_TIMESLICE; old_mode |= (asr->is_enabled) ? RTEMS_ASR : RTEMS_NO_ASR; d550: e18bb000 orr fp, fp, r0 old_mode |= _ISR_Get_level(); d554: e18ba00a orr sl, fp, sl *previous_mode_set = old_mode; /* * These are generic thread scheduling characteristics. */ if ( mask & RTEMS_PREEMPT_MASK ) d558: e3160c01 tst r6, #256 ; 0x100 old_mode |= RTEMS_TIMESLICE; old_mode |= (asr->is_enabled) ? RTEMS_ASR : RTEMS_NO_ASR; old_mode |= _ISR_Get_level(); *previous_mode_set = old_mode; d55c: e585a000 str sl, [r5] /* * These are generic thread scheduling characteristics. */ if ( mask & RTEMS_PREEMPT_MASK ) d560: 0a000003 beq d574 executing->is_preemptible = _Modes_Is_preempt(mode_set) ? true : false; d564: e3140c01 tst r4, #256 ; 0x100 d568: 13a03000 movne r3, #0 d56c: 03a03001 moveq r3, #1 d570: e5c73074 strb r3, [r7, #116] ; 0x74 if ( mask & RTEMS_TIMESLICE_MASK ) { d574: e3160c02 tst r6, #512 ; 0x200 d578: 1a000028 bne d620 } /* * Set the new interrupt level */ if ( mask & RTEMS_INTERRUPT_MASK ) d57c: e3160080 tst r6, #128 ; 0x80 d580: 1a00002f bne d644 * This is specific to the RTEMS API */ is_asr_enabled = false; needs_asr_dispatching = false; if ( mask & RTEMS_ASR_MASK ) { d584: e2166b01 ands r6, r6, #1024 ; 0x400 d588: 0a000012 beq d5d8 * Output: * *previous_mode_set - previous mode set * always return RTEMS_SUCCESSFUL; */ rtems_status_code rtems_task_mode( d58c: e3140b01 tst r4, #1024 ; 0x400 is_asr_enabled = false; needs_asr_dispatching = false; if ( mask & RTEMS_ASR_MASK ) { is_asr_enabled = _Modes_Is_asr_disabled( mode_set ) ? false : true; if ( is_asr_enabled != asr->is_enabled ) { d590: e5d82008 ldrb r2, [r8, #8] * Output: * *previous_mode_set - previous mode set * always return RTEMS_SUCCESSFUL; */ rtems_status_code rtems_task_mode( d594: 13a03000 movne r3, #0 d598: 03a03001 moveq r3, #1 is_asr_enabled = false; needs_asr_dispatching = false; if ( mask & RTEMS_ASR_MASK ) { is_asr_enabled = _Modes_Is_asr_disabled( mode_set ) ? false : true; if ( is_asr_enabled != asr->is_enabled ) { d59c: e1520003 cmp r2, r3 /* * This is specific to the RTEMS API */ is_asr_enabled = false; needs_asr_dispatching = false; d5a0: 03a06000 moveq r6, #0 if ( mask & RTEMS_ASR_MASK ) { is_asr_enabled = _Modes_Is_asr_disabled( mode_set ) ? false : true; if ( is_asr_enabled != asr->is_enabled ) { d5a4: 0a00000b beq d5d8 asr->is_enabled = is_asr_enabled; d5a8: e5c83008 strb r3, [r8, #8] static inline uint32_t arm_interrupt_disable( void ) { uint32_t arm_switch_reg; uint32_t level; asm volatile ( d5ac: e10f3000 mrs r3, CPSR d5b0: e3832080 orr r2, r3, #128 ; 0x80 d5b4: e129f002 msr CPSR_fc, r2 { rtems_signal_set _signals; ISR_Level _level; _ISR_Disable( _level ); _signals = information->signals_pending; d5b8: e5981018 ldr r1, [r8, #24] information->signals_pending = information->signals_posted; d5bc: e5982014 ldr r2, [r8, #20] information->signals_posted = _signals; d5c0: e5881014 str r1, [r8, #20] rtems_signal_set _signals; ISR_Level _level; _ISR_Disable( _level ); _signals = information->signals_pending; information->signals_pending = information->signals_posted; d5c4: e5882018 str r2, [r8, #24] static inline void arm_interrupt_enable( uint32_t level ) { ARM_SWITCH_REGISTERS; asm volatile ( d5c8: e129f003 msr CPSR_fc, r3 _ASR_Swap_signals( asr ); if ( _ASR_Are_signals_pending( asr ) ) { d5cc: e5986014 ldr r6, [r8, #20] d5d0: e3560000 cmp r6, #0 /* * This is specific to the RTEMS API */ is_asr_enabled = false; needs_asr_dispatching = false; d5d4: 13a06001 movne r6, #1 needs_asr_dispatching = true; } } } if ( _System_state_Is_up( _System_state_Get() ) ) { d5d8: e59f3088 ldr r3, [pc, #136] ; d668 d5dc: e5933000 ldr r3, [r3] d5e0: e3530003 cmp r3, #3 if (_Thread_Evaluate_is_dispatch_needed( needs_asr_dispatching ) ) _Thread_Dispatch(); } return RTEMS_SUCCESSFUL; d5e4: 13a00000 movne r0, #0 needs_asr_dispatching = true; } } } if ( _System_state_Is_up( _System_state_Get() ) ) { d5e8: 18bd8ff0 popne {r4, r5, r6, r7, r8, r9, sl, fp, pc} { Thread_Control *executing; executing = _Thread_Executing; if ( are_signals_pending || d5ec: e3560000 cmp r6, #0 bool are_signals_pending ) { Thread_Control *executing; executing = _Thread_Executing; d5f0: e5993004 ldr r3, [r9, #4] if ( are_signals_pending || d5f4: 1a000015 bne d650 d5f8: e59f2064 ldr r2, [pc, #100] ; d664 d5fc: e5922008 ldr r2, [r2, #8] d600: e1530002 cmp r3, r2 if (_Thread_Evaluate_is_dispatch_needed( needs_asr_dispatching ) ) _Thread_Dispatch(); } return RTEMS_SUCCESSFUL; d604: 01a00006 moveq r0, r6 d608: 08bd8ff0 popeq {r4, r5, r6, r7, r8, r9, sl, fp, pc} (!_Thread_Is_heir( executing ) && executing->is_preemptible) ) { d60c: e5d33074 ldrb r3, [r3, #116] ; 0x74 d610: e3530000 cmp r3, #0 d614: 1a00000d bne d650 d618: e1a00006 mov r0, r6 <== NOT EXECUTED } d61c: e8bd8ff0 pop {r4, r5, r6, r7, r8, r9, sl, fp, pc} <== NOT EXECUTED */ if ( mask & RTEMS_PREEMPT_MASK ) executing->is_preemptible = _Modes_Is_preempt(mode_set) ? true : false; if ( mask & RTEMS_TIMESLICE_MASK ) { if ( _Modes_Is_timeslice(mode_set) ) { d620: e2143c02 ands r3, r4, #512 ; 0x200 executing->budget_algorithm = THREAD_CPU_BUDGET_ALGORITHM_RESET_TIMESLICE; executing->cpu_time_budget = _Thread_Ticks_per_timeslice; d624: 159f3040 ldrne r3, [pc, #64] ; d66c d628: 15933000 ldrne r3, [r3] if ( mask & RTEMS_PREEMPT_MASK ) executing->is_preemptible = _Modes_Is_preempt(mode_set) ? true : false; if ( mask & RTEMS_TIMESLICE_MASK ) { if ( _Modes_Is_timeslice(mode_set) ) { executing->budget_algorithm = THREAD_CPU_BUDGET_ALGORITHM_RESET_TIMESLICE; d62c: 13a02001 movne r2, #1 d630: 1587207c strne r2, [r7, #124] ; 0x7c executing->cpu_time_budget = _Thread_Ticks_per_timeslice; d634: 15873078 strne r3, [r7, #120] ; 0x78 } else executing->budget_algorithm = THREAD_CPU_BUDGET_ALGORITHM_NONE; d638: 0587307c streq r3, [r7, #124] ; 0x7c } /* * Set the new interrupt level */ if ( mask & RTEMS_INTERRUPT_MASK ) d63c: e3160080 tst r6, #128 ; 0x80 d640: 0affffcf beq d584 */ RTEMS_INLINE_ROUTINE void _Modes_Set_interrupt_level ( Modes_Control mode_set ) { _ISR_Set_level( _Modes_Get_interrupt_level( mode_set ) ); d644: e2040080 and r0, r4, #128 ; 0x80 d648: ebffee46 bl 8f68 <_CPU_ISR_Set_level> d64c: eaffffcc b d584 _Thread_Dispatch_necessary = true; d650: e3a03001 mov r3, #1 d654: e5c93010 strb r3, [r9, #16] } } if ( _System_state_Is_up( _System_state_Get() ) ) { if (_Thread_Evaluate_is_dispatch_needed( needs_asr_dispatching ) ) _Thread_Dispatch(); d658: ebffe7f4 bl 7630 <_Thread_Dispatch> } return RTEMS_SUCCESSFUL; d65c: e3a00000 mov r0, #0 d660: e8bd8ff0 pop {r4, r5, r6, r7, r8, r9, sl, fp, pc} =============================================================================== 000086f4 : int sem_timedwait( sem_t *sem, const struct timespec *abstime ) { 86f4: e92d4010 push {r4, lr} 86f8: e24dd004 sub sp, sp, #4 86fc: 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 ); 8700: e1a00001 mov r0, r1 8704: e1a0100d mov r1, sp 8708: eb00162f bl dfcc <_POSIX_Absolute_timeout_to_ticks> if ( status != POSIX_ABSOLUTE_TIMEOUT_IS_IN_FUTURE ) 870c: e3500003 cmp r0, #3 8710: 0a000005 beq 872c do_wait = false; lock_status = _POSIX_Semaphore_Wait_support( sem, do_wait, ticks ); 8714: e1a00004 mov r0, r4 <== NOT EXECUTED 8718: e3a01000 mov r1, #0 <== NOT EXECUTED 871c: e59d2000 ldr r2, [sp] <== NOT EXECUTED 8720: eb001945 bl ec3c <_POSIX_Semaphore_Wait_support> <== NOT EXECUTED lock_status == POSIX_ABSOLUTE_TIMEOUT_IS_NOW ) rtems_set_errno_and_return_minus_one( ETIMEDOUT ); } return lock_status; } 8724: e28dd004 add sp, sp, #4 8728: 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 ); 872c: e1a00004 mov r0, r4 8730: e3a01001 mov r1, #1 8734: e59d2000 ldr r2, [sp] 8738: eb00193f bl ec3c <_POSIX_Semaphore_Wait_support> 873c: eafffff8 b 8724 =============================================================================== 00005f3c : struct sigaction *oact ) { ISR_Level level; if ( oact ) 5f3c: e2523000 subs r3, r2, #0 *oact = _POSIX_signals_Vectors[ sig ]; 5f40: 159f20c4 ldrne r2, [pc, #196] ; 600c int sigaction( int sig, const struct sigaction *act, struct sigaction *oact ) { 5f44: e92d4070 push {r4, r5, r6, lr} 5f48: e1a05001 mov r5, r1 ISR_Level level; if ( oact ) *oact = _POSIX_signals_Vectors[ sig ]; 5f4c: 10801080 addne r1, r0, r0, lsl #1 5f50: 10822101 addne r2, r2, r1, lsl #2 int sigaction( int sig, const struct sigaction *act, struct sigaction *oact ) { 5f54: e1a04000 mov r4, r0 ISR_Level level; if ( oact ) *oact = _POSIX_signals_Vectors[ sig ]; 5f58: 18920007 ldmne r2, {r0, r1, r2} 5f5c: 18830007 stmne r3, {r0, r1, r2} if ( !sig ) 5f60: e3540000 cmp r4, #0 5f64: 0a000023 beq 5ff8 static inline bool is_valid_signo( int signo ) { return ((signo) >= 1 && (signo) <= 32 ); 5f68: e2443001 sub r3, r4, #1 rtems_set_errno_and_return_minus_one( EINVAL ); if ( !is_valid_signo(sig) ) 5f6c: e353001f cmp r3, #31 5f70: 8a000020 bhi 5ff8 * * NOTE: Solaris documentation claims to "silently enforce" this which * contradicts the POSIX specification. */ if ( sig == SIGKILL ) 5f74: e3540009 cmp r4, #9 5f78: 0a00001e beq 5ff8 /* * Evaluate the new action structure and set the global signal vector * appropriately. */ if ( act ) { 5f7c: e3550000 cmp r5, #0 5f80: 0a00001a beq 5ff0 static inline uint32_t arm_interrupt_disable( void ) { uint32_t arm_switch_reg; uint32_t level; asm volatile ( 5f84: e10f6000 mrs r6, CPSR 5f88: e3863080 orr r3, r6, #128 ; 0x80 5f8c: 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 ) { 5f90: e5953008 ldr r3, [r5, #8] 5f94: e3530000 cmp r3, #0 5f98: 0a000009 beq 5fc4 _POSIX_signals_Vectors[ sig ] = _POSIX_signals_Default_vectors[ sig ]; } else { _POSIX_signals_Clear_process_signals( sig ); 5f9c: e1a00004 mov r0, r4 5fa0: eb0016ff bl bba4 <_POSIX_signals_Clear_process_signals> _POSIX_signals_Vectors[ sig ] = *act; 5fa4: e59f3060 ldr r3, [pc, #96] ; 600c 5fa8: e8950007 ldm r5, {r0, r1, r2} 5fac: e0844084 add r4, r4, r4, lsl #1 5fb0: e0834104 add r4, r3, r4, lsl #2 5fb4: e8840007 stm r4, {r0, r1, r2} static inline void arm_interrupt_enable( uint32_t level ) { ARM_SWITCH_REGISTERS; asm volatile ( 5fb8: e129f006 msr CPSR_fc, r6 * now (signals not posted when SIG_IGN). * + If we are now ignoring a signal that was previously pending, * we clear the pending signal indicator. */ return 0; 5fbc: e3a00000 mov r0, #0 5fc0: 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 ]; 5fc4: e0844084 add r4, r4, r4, lsl #1 5fc8: e59f3040 ldr r3, [pc, #64] ; 6010 5fcc: e1a04104 lsl r4, r4, #2 5fd0: e0833004 add r3, r3, r4 5fd4: e8930007 ldm r3, {r0, r1, r2} 5fd8: e59f302c ldr r3, [pc, #44] ; 600c 5fdc: e0834004 add r4, r3, r4 5fe0: e8840007 stm r4, {r0, r1, r2} 5fe4: e129f006 msr CPSR_fc, r6 * now (signals not posted when SIG_IGN). * + If we are now ignoring a signal that was previously pending, * we clear the pending signal indicator. */ return 0; 5fe8: e3a00000 mov r0, #0 5fec: e8bd8070 pop {r4, r5, r6, pc} 5ff0: e1a00005 mov r0, r5 <== NOT EXECUTED } 5ff4: 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 ); 5ff8: eb00234d bl ed34 <__errno> 5ffc: e3a03016 mov r3, #22 6000: e5803000 str r3, [r0] 6004: e3e00000 mvn r0, #0 6008: e8bd8070 pop {r4, r5, r6, pc} =============================================================================== 000085bc : int sigwait( const sigset_t *set, int *sig ) { 85bc: e92d4010 push {r4, lr} 85c0: e1a04001 mov r4, r1 int status; status = sigtimedwait( set, NULL, NULL ); 85c4: e3a01000 mov r1, #0 85c8: e1a02001 mov r2, r1 85cc: ebffff7f bl 83d0 if ( status != -1 ) { 85d0: e3700001 cmn r0, #1 85d4: 0a000005 beq 85f0 if ( sig ) 85d8: e3540000 cmp r4, #0 *sig = status; 85dc: 15840000 strne r0, [r4] return 0; 85e0: 13a00000 movne r0, #0 int status; status = sigtimedwait( set, NULL, NULL ); if ( status != -1 ) { if ( sig ) 85e4: 18bd8010 popne {r4, pc} *sig = status; return 0; 85e8: e1a00004 mov r0, r4 <== NOT EXECUTED } return errno; } 85ec: e8bd8010 pop {r4, pc} <== NOT EXECUTED if ( sig ) *sig = status; return 0; } return errno; 85f0: eb0022ac bl 110a8 <__errno> 85f4: e5900000 ldr r0, [r0] 85f8: e8bd8010 pop {r4, pc}