=============================================================================== 0000ae78 <_Heap_Allocate_aligned_with_boundary>: Heap_Control *heap, uintptr_t alloc_size, uintptr_t alignment, uintptr_t boundary ) { ae78: e92d4ff0 push {r4, r5, r6, r7, r8, r9, sl, fp, lr} ae7c: e1a08002 mov r8, r2 Heap_Statistics *const stats = &heap->stats; Heap_Block *const free_list_tail = _Heap_Free_list_tail( heap ); Heap_Block *block = _Heap_Free_list_first( heap ); uintptr_t const block_size_floor = alloc_size + HEAP_BLOCK_HEADER_SIZE - HEAP_BLOCK_SIZE_OFFSET; uintptr_t const page_size = heap->page_size; ae80: e5902010 ldr r2, [r0, #16] Heap_Control *heap, uintptr_t alloc_size, uintptr_t alignment, uintptr_t boundary ) { ae84: e24dd01c sub sp, sp, #28 ae88: e1a05001 mov r5, r1 - HEAP_BLOCK_SIZE_OFFSET; uintptr_t const page_size = heap->page_size; uintptr_t alloc_begin = 0; uint32_t search_count = 0; if ( block_size_floor < alloc_size ) { ae8c: e2911004 adds r1, r1, #4 Heap_Control *heap, uintptr_t alloc_size, uintptr_t alignment, uintptr_t boundary ) { ae90: e1a07000 mov r7, r0 - HEAP_BLOCK_SIZE_OFFSET; uintptr_t const page_size = heap->page_size; uintptr_t alloc_begin = 0; uint32_t search_count = 0; if ( block_size_floor < alloc_size ) { ae94: e58d1000 str r1, [sp] Heap_Control *heap, uintptr_t alloc_size, uintptr_t alignment, uintptr_t boundary ) { ae98: e1a0b003 mov fp, r3 return &heap->free_list; } RTEMS_INLINE_ROUTINE Heap_Block *_Heap_Free_list_first( Heap_Control *heap ) { return _Heap_Free_list_head(heap)->next; ae9c: e590a008 ldr sl, [r0, #8] Heap_Statistics *const stats = &heap->stats; Heap_Block *const free_list_tail = _Heap_Free_list_tail( heap ); Heap_Block *block = _Heap_Free_list_first( heap ); uintptr_t const block_size_floor = alloc_size + HEAP_BLOCK_HEADER_SIZE - HEAP_BLOCK_SIZE_OFFSET; uintptr_t const page_size = heap->page_size; aea0: e58d200c str r2, [sp, #12] uintptr_t alloc_begin = 0; uint32_t search_count = 0; if ( block_size_floor < alloc_size ) { aea4: 2a000076 bcs b084 <_Heap_Allocate_aligned_with_boundary+0x20c> /* Integer overflow occured */ return NULL; } if ( boundary != 0 ) { aea8: e3530000 cmp r3, #0 aeac: 1a000072 bne b07c <_Heap_Allocate_aligned_with_boundary+0x204> if ( alignment == 0 ) { alignment = page_size; } } while ( block != free_list_tail ) { aeb0: e157000a cmp r7, sl aeb4: 03a06000 moveq r6, #0 aeb8: 0a000074 beq b090 <_Heap_Allocate_aligned_with_boundary+0x218> 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; aebc: e59d300c ldr r3, [sp, #12] uintptr_t alloc_end = block_end + HEAP_BLOCK_SIZE_OFFSET; uintptr_t alloc_begin = alloc_end - alloc_size; aec0: e2651004 rsb r1, r5, #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; aec4: e2833007 add r3, r3, #7 if ( alignment == 0 ) { alignment = page_size; } } while ( block != free_list_tail ) { aec8: e3a06000 mov r6, #0 uintptr_t const block_size = _Heap_Block_size( block ); uintptr_t const block_end = block_begin + block_size; uintptr_t const alloc_begin_floor = _Heap_Alloc_area_of_block( block ); uintptr_t const alloc_begin_ceiling = block_end - min_block_size + HEAP_BLOCK_HEADER_SIZE + page_size - 1; aecc: e58d3010 str r3, [sp, #16] uintptr_t alloc_end = block_end + HEAP_BLOCK_SIZE_OFFSET; uintptr_t alloc_begin = alloc_end - alloc_size; aed0: e58d1014 str r1, [sp, #20] aed4: ea000004 b aeec <_Heap_Allocate_aligned_with_boundary+0x74> boundary ); } } if ( alloc_begin != 0 ) { aed8: e3540000 cmp r4, #0 aedc: 1a000059 bne b048 <_Heap_Allocate_aligned_with_boundary+0x1d0> break; } block = block->next; aee0: e59aa008 ldr sl, [sl, #8] if ( alignment == 0 ) { alignment = page_size; } } while ( block != free_list_tail ) { aee4: e157000a cmp r7, sl aee8: 0a000068 beq b090 <_Heap_Allocate_aligned_with_boundary+0x218> /* * 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 ) { aeec: e59a9004 ldr r9, [sl, #4] aef0: e59d2000 ldr r2, [sp] aef4: e1520009 cmp r2, r9 while ( block != free_list_tail ) { _HAssert( _Heap_Is_prev_used( block ) ); /* Statistics */ ++search_count; aef8: e2866001 add r6, r6, #1 /* * The HEAP_PREV_BLOCK_USED flag is always set in the block size_and_flag * field. Thus the value is about one unit larger than the real block * size. The greater than operator takes this into account. */ if ( block->size_and_flag > block_size_floor ) { aefc: 2afffff7 bcs aee0 <_Heap_Allocate_aligned_with_boundary+0x68> if ( alignment == 0 ) { af00: 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; af04: 028a4008 addeq r4, sl, #8 af08: 0afffff2 beq aed8 <_Heap_Allocate_aligned_with_boundary+0x60> uintptr_t const alloc_begin_floor = _Heap_Alloc_area_of_block( block ); uintptr_t const alloc_begin_ceiling = block_end - min_block_size + HEAP_BLOCK_HEADER_SIZE + page_size - 1; uintptr_t alloc_end = block_end + HEAP_BLOCK_SIZE_OFFSET; uintptr_t alloc_begin = alloc_end - alloc_size; af0c: e59d1014 ldr r1, [sp, #20] 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; af10: e3c99001 bic r9, r9, #1 af14: e08a9009 add r9, sl, r9 uintptr_t alignment, uintptr_t boundary ) { uintptr_t const page_size = heap->page_size; uintptr_t const min_block_size = heap->min_block_size; af18: e5973014 ldr r3, [r7, #20] uintptr_t const block_size = _Heap_Block_size( block ); uintptr_t const block_end = block_begin + block_size; uintptr_t const alloc_begin_floor = _Heap_Alloc_area_of_block( block ); uintptr_t const alloc_begin_ceiling = block_end - min_block_size + HEAP_BLOCK_HEADER_SIZE + page_size - 1; af1c: e59d2010 ldr r2, [sp, #16] uintptr_t alloc_end = block_end + HEAP_BLOCK_SIZE_OFFSET; uintptr_t alloc_begin = alloc_end - alloc_size; af20: e0814009 add r4, r1, r9 uintptr_t alignment, uintptr_t boundary ) { uintptr_t const page_size = heap->page_size; uintptr_t const min_block_size = heap->min_block_size; af24: e58d3004 str r3, [sp, #4] RTEMS_INLINE_ROUTINE uintptr_t _Heap_Align_down( uintptr_t value, uintptr_t alignment ) { return value - (value % alignment); af28: e1a00004 mov r0, r4 uintptr_t const block_size = _Heap_Block_size( block ); uintptr_t const block_end = block_begin + block_size; uintptr_t const alloc_begin_floor = _Heap_Alloc_area_of_block( block ); uintptr_t const alloc_begin_ceiling = block_end - min_block_size + HEAP_BLOCK_HEADER_SIZE + page_size - 1; af2c: e0633002 rsb r3, r3, r2 af30: e1a01008 mov r1, r8 af34: e0839009 add r9, r3, r9 af38: eb003106 bl 17358 <__umodsi3> af3c: e0604004 rsb r4, r0, r4 RTEMS_INLINE_ROUTINE uintptr_t _Heap_Alloc_area_of_block( const Heap_Block *block ) { return (uintptr_t) block + HEAP_BLOCK_HEADER_SIZE; af40: e28a3008 add r3, sl, #8 uintptr_t alloc_begin = alloc_end - alloc_size; alloc_begin = _Heap_Align_down( alloc_begin, alignment ); /* Ensure that the we have a valid new block at the end */ if ( alloc_begin > alloc_begin_ceiling ) { af44: e1590004 cmp r9, r4 af48: e58d3008 str r3, [sp, #8] af4c: 2a000003 bcs af60 <_Heap_Allocate_aligned_with_boundary+0xe8> RTEMS_INLINE_ROUTINE uintptr_t _Heap_Align_down( uintptr_t value, uintptr_t alignment ) { return value - (value % alignment); af50: e1a00009 mov r0, r9 af54: e1a01008 mov r1, r8 af58: eb0030fe bl 17358 <__umodsi3> af5c: e0604009 rsb r4, r0, r9 } alloc_end = alloc_begin + alloc_size; /* Ensure boundary constaint */ if ( boundary != 0 ) { af60: e35b0000 cmp fp, #0 af64: 0a000025 beq b000 <_Heap_Allocate_aligned_with_boundary+0x188> /* Ensure that the we have a valid new block at the end */ if ( alloc_begin > alloc_begin_ceiling ) { alloc_begin = _Heap_Align_down( alloc_begin_ceiling, alignment ); } alloc_end = alloc_begin + alloc_size; af68: e0849005 add r9, r4, r5 af6c: e1a00009 mov r0, r9 af70: e1a0100b mov r1, fp af74: eb0030f7 bl 17358 <__umodsi3> af78: e0600009 rsb r0, r0, r9 /* Ensure boundary constaint */ if ( boundary != 0 ) { uintptr_t const boundary_floor = alloc_begin_floor + alloc_size; uintptr_t boundary_line = _Heap_Align_down( alloc_end, boundary ); while ( alloc_begin < boundary_line && boundary_line < alloc_end ) { af7c: e1590000 cmp r9, r0 af80: 93a03000 movls r3, #0 af84: 83a03001 movhi r3, #1 af88: e1540000 cmp r4, r0 af8c: 23a03000 movcs r3, #0 af90: e3530000 cmp r3, #0 af94: 0a000019 beq b000 <_Heap_Allocate_aligned_with_boundary+0x188> alloc_end = alloc_begin + alloc_size; /* Ensure boundary constaint */ if ( boundary != 0 ) { uintptr_t const boundary_floor = alloc_begin_floor + alloc_size; af98: e59d1008 ldr r1, [sp, #8] af9c: e0819005 add r9, r1, r5 uintptr_t boundary_line = _Heap_Align_down( alloc_end, boundary ); while ( alloc_begin < boundary_line && boundary_line < alloc_end ) { if ( boundary_line < boundary_floor ) { afa0: e1590000 cmp r9, r0 afa4: 958d6018 strls r6, [sp, #24] afa8: 9a000002 bls afb8 <_Heap_Allocate_aligned_with_boundary+0x140> afac: eaffffcb b aee0 <_Heap_Allocate_aligned_with_boundary+0x68> afb0: e1590000 cmp r9, r0 afb4: 8a000037 bhi b098 <_Heap_Allocate_aligned_with_boundary+0x220> return 0; } alloc_begin = boundary_line - alloc_size; afb8: e0654000 rsb r4, r5, r0 afbc: e1a01008 mov r1, r8 afc0: e1a00004 mov r0, r4 afc4: eb0030e3 bl 17358 <__umodsi3> afc8: e0604004 rsb r4, r0, r4 alloc_begin = _Heap_Align_down( alloc_begin, alignment ); alloc_end = alloc_begin + alloc_size; afcc: e0846005 add r6, r4, r5 afd0: e1a00006 mov r0, r6 afd4: e1a0100b mov r1, fp afd8: eb0030de bl 17358 <__umodsi3> afdc: e0600006 rsb r0, r0, r6 /* Ensure boundary constaint */ if ( boundary != 0 ) { uintptr_t const boundary_floor = alloc_begin_floor + alloc_size; uintptr_t boundary_line = _Heap_Align_down( alloc_end, boundary ); while ( alloc_begin < boundary_line && boundary_line < alloc_end ) { afe0: e1560000 cmp r6, r0 afe4: 93a03000 movls r3, #0 afe8: 83a03001 movhi r3, #1 afec: e1540000 cmp r4, r0 aff0: 23a03000 movcs r3, #0 aff4: e3530000 cmp r3, #0 aff8: 1affffec bne afb0 <_Heap_Allocate_aligned_with_boundary+0x138> affc: e59d6018 ldr r6, [sp, #24] boundary_line = _Heap_Align_down( alloc_end, boundary ); } } /* Ensure that the we have a valid new block at the beginning */ if ( alloc_begin >= alloc_begin_floor ) { b000: e59d2008 ldr r2, [sp, #8] b004: e1520004 cmp r2, r4 b008: 8affffb4 bhi aee0 <_Heap_Allocate_aligned_with_boundary+0x68> uintptr_t const alloc_block_begin = (uintptr_t) _Heap_Block_of_alloc_area( alloc_begin, page_size ); uintptr_t const free_size = alloc_block_begin - block_begin; b00c: e59d100c ldr r1, [sp, #12] b010: e1a00004 mov r0, r4 b014: eb0030cf bl 17358 <__umodsi3> b018: e26a94ff rsb r9, sl, #-16777216 ; 0xff000000 b01c: e28998ff add r9, r9, #16711680 ; 0xff0000 b020: e2899cff add r9, r9, #65280 ; 0xff00 b024: e28990f8 add r9, r9, #248 ; 0xf8 b028: e0899004 add r9, r9, r4 if ( free_size >= min_block_size || free_size == 0 ) { b02c: e59d1004 ldr r1, [sp, #4] b030: e0603009 rsb r3, r0, r9 b034: e1590000 cmp r9, r0 b038: 11510003 cmpne r1, r3 b03c: 8affffa7 bhi aee0 <_Heap_Allocate_aligned_with_boundary+0x68> boundary ); } } if ( alloc_begin != 0 ) { b040: e3540000 cmp r4, #0 b044: 0affffa5 beq aee0 <_Heap_Allocate_aligned_with_boundary+0x68> block = block->next; } if ( alloc_begin != 0 ) { /* Statistics */ stats->searches += search_count; b048: e597304c ldr r3, [r7, #76] ; 0x4c b04c: e0833006 add r3, r3, r6 b050: e587304c str r3, [r7, #76] ; 0x4c block = _Heap_Block_allocate( heap, block, alloc_begin, alloc_size ); b054: e1a0100a mov r1, sl b058: e1a03005 mov r3, r5 b05c: e1a00007 mov r0, r7 b060: e1a02004 mov r2, r4 b064: ebffec24 bl 60fc <_Heap_Block_allocate> b068: e1a00004 mov r0, r4 uintptr_t alloc_size, uintptr_t alignment, uintptr_t boundary ) { Heap_Statistics *const stats = &heap->stats; b06c: e5973044 ldr r3, [r7, #68] ; 0x44 b070: e1530006 cmp r3, r6 ); } /* Statistics */ if ( stats->max_search < search_count ) { stats->max_search = search_count; b074: 35876044 strcc r6, [r7, #68] ; 0x44 b078: ea000002 b b088 <_Heap_Allocate_aligned_with_boundary+0x210> /* Integer overflow occured */ return NULL; } if ( boundary != 0 ) { if ( boundary < alloc_size ) { b07c: e1550003 cmp r5, r3 b080: 9a000006 bls b0a0 <_Heap_Allocate_aligned_with_boundary+0x228> ); } /* Statistics */ if ( stats->max_search < search_count ) { stats->max_search = search_count; b084: e3a00000 mov r0, #0 } return (void *) alloc_begin; } b088: e28dd01c add sp, sp, #28 b08c: e8bd8ff0 pop {r4, r5, r6, r7, r8, r9, sl, fp, pc} if ( alignment == 0 ) { alignment = page_size; } } while ( block != free_list_tail ) { b090: e3a00000 mov r0, #0 b094: eafffff4 b b06c <_Heap_Allocate_aligned_with_boundary+0x1f4> b098: e59d6018 ldr r6, [sp, #24] <== NOT EXECUTED b09c: eaffff8f b aee0 <_Heap_Allocate_aligned_with_boundary+0x68><== NOT EXECUTED if ( boundary != 0 ) { if ( boundary < alloc_size ) { return NULL; } if ( alignment == 0 ) { b0a0: e3580000 cmp r8, #0 b0a4: 01a08002 moveq r8, r2 b0a8: eaffff80 b aeb0 <_Heap_Allocate_aligned_with_boundary+0x38> =============================================================================== 00006e8c <_Heap_Walk>: bool _Heap_Walk( Heap_Control *heap, int source, bool dump ) { 6e8c: e92d4ff0 push {r4, r5, r6, r7, r8, r9, sl, fp, lr} Heap_Block *const last_block = heap->last_block; Heap_Block *block = heap->first_block; Heap_Walk_printer printer = dump ? _Heap_Walk_print : _Heap_Walk_print_nothing; if ( !_System_state_Is_up( _System_state_Get() ) ) { 6e90: e59f35d0 ldr r3, [pc, #1488] ; 7468 <_Heap_Walk+0x5dc> uintptr_t const page_size = heap->page_size; uintptr_t const min_block_size = heap->min_block_size; Heap_Block *const last_block = heap->last_block; Heap_Block *block = heap->first_block; Heap_Walk_printer printer = dump ? _Heap_Walk_print : _Heap_Walk_print_nothing; 6e94: e31200ff tst r2, #255 ; 0xff if ( !_System_state_Is_up( _System_state_Get() ) ) { 6e98: e5933000 ldr r3, [r3] uintptr_t const page_size = heap->page_size; uintptr_t const min_block_size = heap->min_block_size; Heap_Block *const last_block = heap->last_block; Heap_Block *block = heap->first_block; Heap_Walk_printer printer = dump ? _Heap_Walk_print : _Heap_Walk_print_nothing; 6e9c: e59f25c8 ldr r2, [pc, #1480] ; 746c <_Heap_Walk+0x5e0> 6ea0: e59fa5c8 ldr sl, [pc, #1480] ; 7470 <_Heap_Walk+0x5e4> 6ea4: 01a0a002 moveq sl, r2 if ( !_System_state_Is_up( _System_state_Get() ) ) { 6ea8: e3530003 cmp r3, #3 Heap_Control *heap, int source, bool dump ) { uintptr_t const page_size = heap->page_size; 6eac: e5902010 ldr r2, [r0, #16] uintptr_t const min_block_size = heap->min_block_size; Heap_Block *const last_block = heap->last_block; 6eb0: e5903024 ldr r3, [r0, #36] ; 0x24 bool _Heap_Walk( Heap_Control *heap, int source, bool dump ) { 6eb4: e24dd038 sub sp, sp, #56 ; 0x38 6eb8: e1a04000 mov r4, r0 6ebc: e1a08001 mov r8, r1 uintptr_t const page_size = heap->page_size; 6ec0: e58d2020 str r2, [sp, #32] uintptr_t const min_block_size = heap->min_block_size; 6ec4: e590b014 ldr fp, [r0, #20] Heap_Block *const last_block = heap->last_block; 6ec8: e58d3024 str r3, [sp, #36] ; 0x24 Heap_Block *block = heap->first_block; 6ecc: e5905020 ldr r5, [r0, #32] Heap_Walk_printer printer = dump ? _Heap_Walk_print : _Heap_Walk_print_nothing; if ( !_System_state_Is_up( _System_state_Get() ) ) { 6ed0: 0a000002 beq 6ee0 <_Heap_Walk+0x54> if ( !_Heap_Walk_check_control( source, printer, heap ) ) { return false; } while ( block != last_block ) { 6ed4: e3a00001 mov r0, #1 block = next_block; } return true; } 6ed8: e28dd038 add sp, sp, #56 ; 0x38 6edc: 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)( 6ee0: e5900018 ldr r0, [r0, #24] 6ee4: e594101c ldr r1, [r4, #28] 6ee8: e2842008 add r2, r4, #8 6eec: e892000c ldm r2, {r2, r3} 6ef0: e59dc024 ldr ip, [sp, #36] ; 0x24 6ef4: e98d0003 stmib sp, {r0, r1} 6ef8: e58d2014 str r2, [sp, #20] 6efc: e58d3018 str r3, [sp, #24] 6f00: e59f256c ldr r2, [pc, #1388] ; 7474 <_Heap_Walk+0x5e8> 6f04: e58db000 str fp, [sp] 6f08: e58d500c str r5, [sp, #12] 6f0c: e58dc010 str ip, [sp, #16] 6f10: e1a00008 mov r0, r8 6f14: e3a01000 mov r1, #0 6f18: e59d3020 ldr r3, [sp, #32] 6f1c: e1a0e00f mov lr, pc 6f20: e12fff1a bx sl heap->area_begin, heap->area_end, first_block, last_block, first_free_block, last_free_block ); if ( page_size == 0 ) { 6f24: e59d2020 ldr r2, [sp, #32] 6f28: e3520000 cmp r2, #0 6f2c: 0a000032 beq 6ffc <_Heap_Walk+0x170> (*printer)( source, true, "page size is zero\n" ); return false; } if ( !_Addresses_Is_aligned( (void *) page_size ) ) { 6f30: e59d3020 ldr r3, [sp, #32] 6f34: e2139003 ands r9, r3, #3 6f38: 1a000036 bne 7018 <_Heap_Walk+0x18c> ); return false; } if ( !_Heap_Is_aligned( min_block_size, page_size ) ) { 6f3c: e1a0000b mov r0, fp 6f40: e59d1020 ldr r1, [sp, #32] 6f44: ebffe733 bl c18 <__umodsi3> 6f48: e2506000 subs r6, r0, #0 6f4c: 1a000038 bne 7034 <_Heap_Walk+0x1a8> ); return false; } if ( 6f50: e2850008 add r0, r5, #8 6f54: e59d1020 ldr r1, [sp, #32] 6f58: ebffe72e bl c18 <__umodsi3> 6f5c: e2509000 subs r9, r0, #0 6f60: 1a00003b bne 7054 <_Heap_Walk+0x1c8> 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; 6f64: e5957004 ldr r7, [r5, #4] ); return false; } if ( !_Heap_Is_prev_used( first_block ) ) { 6f68: e2176001 ands r6, r7, #1 6f6c: 0a000040 beq 7074 <_Heap_Walk+0x1e8> ); return false; } if ( first_block->prev_size != page_size ) { 6f70: e5953000 ldr r3, [r5] 6f74: e59dc020 ldr ip, [sp, #32] 6f78: e15c0003 cmp ip, r3 6f7c: 1a000016 bne 6fdc <_Heap_Walk+0x150> ); return false; } if ( _Heap_Is_free( last_block ) ) { 6f80: e59d2024 ldr r2, [sp, #36] ; 0x24 6f84: e5923004 ldr r3, [r2, #4] 6f88: e3c33001 bic r3, r3, #1 6f8c: e0823003 add r3, r2, r3 6f90: e5939004 ldr r9, [r3, #4] 6f94: e2199001 ands r9, r9, #1 6f98: 0a000112 beq 73e8 <_Heap_Walk+0x55c> return &heap->free_list; } RTEMS_INLINE_ROUTINE Heap_Block *_Heap_Free_list_first( Heap_Control *heap ) { return _Heap_Free_list_head(heap)->next; 6f9c: e5949008 ldr r9, [r4, #8] int source, Heap_Walk_printer printer, Heap_Control *heap ) { uintptr_t const page_size = heap->page_size; 6fa0: e5943010 ldr r3, [r4, #16] const Heap_Block *const free_list_tail = _Heap_Free_list_tail( heap ); const Heap_Block *const first_free_block = _Heap_Free_list_first( heap ); const Heap_Block *prev_block = free_list_tail; const Heap_Block *free_block = first_free_block; while ( free_block != free_list_tail ) { 6fa4: e1540009 cmp r4, r9 int source, Heap_Walk_printer printer, Heap_Control *heap ) { uintptr_t const page_size = heap->page_size; 6fa8: e58d3028 str r3, [sp, #40] ; 0x28 const Heap_Block *const free_list_tail = _Heap_Free_list_tail( heap ); const Heap_Block *const first_free_block = _Heap_Free_list_first( heap ); const Heap_Block *prev_block = free_list_tail; const Heap_Block *free_block = first_free_block; while ( free_block != free_list_tail ) { 6fac: 0a00006c beq 7164 <_Heap_Walk+0x2d8> 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; 6fb0: e594c020 ldr ip, [r4, #32] RTEMS_INLINE_ROUTINE bool _Heap_Is_block_in_heap( const Heap_Control *heap, const Heap_Block *block ) { return (uintptr_t) block >= (uintptr_t) heap->first_block 6fb4: e15c0009 cmp ip, r9 6fb8: 9a000034 bls 7090 <_Heap_Walk+0x204> if ( !_Heap_Is_block_in_heap( heap, free_block ) ) { (*printer)( 6fbc: e1a00008 mov r0, r8 6fc0: e1a03009 mov r3, r9 6fc4: e3a01001 mov r1, #1 6fc8: e59f24a8 ldr r2, [pc, #1192] ; 7478 <_Heap_Walk+0x5ec> 6fcc: e1a0e00f mov lr, pc 6fd0: e12fff1a bx sl 6fd4: e3a00000 mov r0, #0 6fd8: eaffffbe b 6ed8 <_Heap_Walk+0x4c> return false; } if ( first_block->prev_size != page_size ) { (*printer)( 6fdc: e1a00008 mov r0, r8 6fe0: e58dc000 str ip, [sp] 6fe4: e3a01001 mov r1, #1 6fe8: e59f248c ldr r2, [pc, #1164] ; 747c <_Heap_Walk+0x5f0> 6fec: e1a0e00f mov lr, pc 6ff0: e12fff1a bx sl 6ff4: e1a00009 mov r0, r9 6ff8: eaffffb6 b 6ed8 <_Heap_Walk+0x4c> first_block, last_block, first_free_block, last_free_block ); if ( page_size == 0 ) { (*printer)( source, true, "page size is zero\n" ); 6ffc: e1a00008 mov r0, r8 7000: e3a01001 mov r1, #1 7004: e59f2474 ldr r2, [pc, #1140] ; 7480 <_Heap_Walk+0x5f4> 7008: e1a0e00f mov lr, pc 700c: e12fff1a bx sl 7010: e59d0020 ldr r0, [sp, #32] 7014: eaffffaf b 6ed8 <_Heap_Walk+0x4c> return false; } if ( !_Addresses_Is_aligned( (void *) page_size ) ) { (*printer)( 7018: e1a00008 mov r0, r8 701c: e3a01001 mov r1, #1 7020: e59f245c ldr r2, [pc, #1116] ; 7484 <_Heap_Walk+0x5f8> 7024: e1a0e00f mov lr, pc 7028: e12fff1a bx sl 702c: e3a00000 mov r0, #0 7030: eaffffa8 b 6ed8 <_Heap_Walk+0x4c> return false; } if ( !_Heap_Is_aligned( min_block_size, page_size ) ) { (*printer)( 7034: e1a00008 mov r0, r8 7038: e1a0300b mov r3, fp 703c: e3a01001 mov r1, #1 7040: e59f2440 ldr r2, [pc, #1088] ; 7488 <_Heap_Walk+0x5fc> 7044: e1a0e00f mov lr, pc 7048: e12fff1a bx sl 704c: e1a00009 mov r0, r9 7050: eaffffa0 b 6ed8 <_Heap_Walk+0x4c> } if ( !_Heap_Is_aligned( _Heap_Alloc_area_of_block( first_block ), page_size ) ) { (*printer)( 7054: e1a00008 mov r0, r8 7058: e1a03005 mov r3, r5 705c: e3a01001 mov r1, #1 7060: e59f2424 ldr r2, [pc, #1060] ; 748c <_Heap_Walk+0x600> 7064: e1a0e00f mov lr, pc 7068: e12fff1a bx sl 706c: e1a00006 mov r0, r6 7070: eaffff98 b 6ed8 <_Heap_Walk+0x4c> return false; } if ( !_Heap_Is_prev_used( first_block ) ) { (*printer)( 7074: e1a00008 mov r0, r8 7078: e3a01001 mov r1, #1 707c: e59f240c ldr r2, [pc, #1036] ; 7490 <_Heap_Walk+0x604> 7080: e1a0e00f mov lr, pc 7084: e12fff1a bx sl 7088: e1a00006 mov r0, r6 708c: eaffff91 b 6ed8 <_Heap_Walk+0x4c> && (uintptr_t) block <= (uintptr_t) heap->last_block; 7090: e5942024 ldr r2, [r4, #36] ; 0x24 RTEMS_INLINE_ROUTINE bool _Heap_Is_block_in_heap( const Heap_Control *heap, const Heap_Block *block ) { return (uintptr_t) block >= (uintptr_t) heap->first_block 7094: e1520009 cmp r2, r9 && (uintptr_t) block <= (uintptr_t) heap->last_block; 7098: e58d202c str r2, [sp, #44] ; 0x2c RTEMS_INLINE_ROUTINE bool _Heap_Is_block_in_heap( const Heap_Control *heap, const Heap_Block *block ) { return (uintptr_t) block >= (uintptr_t) heap->first_block 709c: 3affffc6 bcc 6fbc <_Heap_Walk+0x130> ); return false; } if ( 70a0: e2890008 add r0, r9, #8 70a4: e1a01003 mov r1, r3 70a8: e58dc01c str ip, [sp, #28] 70ac: ebffe6d9 bl c18 <__umodsi3> 70b0: e3500000 cmp r0, #0 70b4: e59dc01c ldr ip, [sp, #28] 70b8: 1a0000d1 bne 7404 <_Heap_Walk+0x578> ); return false; } if ( _Heap_Is_used( free_block ) ) { 70bc: e5993004 ldr r3, [r9, #4] 70c0: e3c33001 bic r3, r3, #1 70c4: e0893003 add r3, r9, r3 70c8: e5933004 ldr r3, [r3, #4] 70cc: e3130001 tst r3, #1 70d0: 1a0000dc bne 7448 <_Heap_Walk+0x5bc> ); return false; } if ( free_block->prev != prev_block ) { 70d4: e599200c ldr r2, [r9, #12] 70d8: e1540002 cmp r4, r2 70dc: 1a0000d0 bne 7424 <_Heap_Walk+0x598> 70e0: e58d7030 str r7, [sp, #48] ; 0x30 70e4: e58db034 str fp, [sp, #52] ; 0x34 70e8: e59d702c ldr r7, [sp, #44] ; 0x2c 70ec: e59db028 ldr fp, [sp, #40] ; 0x28 70f0: e58d502c str r5, [sp, #44] ; 0x2c 70f4: e58d6028 str r6, [sp, #40] ; 0x28 70f8: e1a0600c mov r6, ip 70fc: ea000011 b 7148 <_Heap_Walk+0x2bc> 7100: e1590006 cmp r9, r6 7104: 3affffac bcc 6fbc <_Heap_Walk+0x130> 7108: e1570009 cmp r7, r9 ); return false; } if ( 710c: e2890008 add r0, r9, #8 7110: e1a0100b mov r1, fp 7114: 3affffa8 bcc 6fbc <_Heap_Walk+0x130> 7118: ebffe6be bl c18 <__umodsi3> 711c: e3500000 cmp r0, #0 7120: 1a0000b7 bne 7404 <_Heap_Walk+0x578> ); return false; } if ( _Heap_Is_used( free_block ) ) { 7124: e5993004 ldr r3, [r9, #4] 7128: e3c33001 bic r3, r3, #1 712c: e0833009 add r3, r3, r9 7130: e5933004 ldr r3, [r3, #4] 7134: e3130001 tst r3, #1 7138: 1a0000c2 bne 7448 <_Heap_Walk+0x5bc> ); return false; } if ( free_block->prev != prev_block ) { 713c: e599200c ldr r2, [r9, #12] 7140: e1520005 cmp r2, r5 7144: 1a0000b6 bne 7424 <_Heap_Walk+0x598> (*printer)( 7148: e1a05009 mov r5, r9 return false; } prev_block = free_block; free_block = free_block->next; 714c: e5999008 ldr r9, [r9, #8] const Heap_Block *const free_list_tail = _Heap_Free_list_tail( heap ); const Heap_Block *const first_free_block = _Heap_Free_list_first( heap ); const Heap_Block *prev_block = free_list_tail; const Heap_Block *free_block = first_free_block; while ( free_block != free_list_tail ) { 7150: e1540009 cmp r4, r9 7154: 1affffe9 bne 7100 <_Heap_Walk+0x274> 7158: e28d502c add r5, sp, #44 ; 0x2c 715c: e89508a0 ldm r5, {r5, r7, fp} 7160: e59d6028 ldr r6, [sp, #40] ; 0x28 if ( !_Heap_Walk_check_control( source, printer, heap ) ) { return false; } while ( block != last_block ) { 7164: e59d3024 ldr r3, [sp, #36] ; 0x24 7168: e1530005 cmp r3, r5 "block 0x%08x: prev 0x%08x%s, next 0x%08x%s\n", block, block->prev, block->prev == first_free_block ? " (= first)" : (block->prev == free_list_head ? " (= head)" : ""), 716c: 158db028 strne fp, [sp, #40] ; 0x28 if ( !_Heap_Walk_check_control( source, printer, heap ) ) { return false; } while ( block != last_block ) { 7170: 0affff57 beq 6ed4 <_Heap_Walk+0x48> - HEAP_BLOCK_HEADER_SIZE); } RTEMS_INLINE_ROUTINE uintptr_t _Heap_Block_size( const Heap_Block *block ) { return block->size_and_flag & ~HEAP_PREV_BLOCK_USED; 7174: e3c77001 bic r7, r7, #1 uintptr_t const block_size = _Heap_Block_size( block ); bool const prev_used = _Heap_Is_prev_used( block ); Heap_Block *const next_block = _Heap_Block_at( block, block_size ); uintptr_t const next_block_begin = (uintptr_t) next_block; if ( prev_used ) { 7178: e21610ff ands r1, r6, #255 ; 0xff RTEMS_INLINE_ROUTINE Heap_Block *_Heap_Block_at( const Heap_Block *block, uintptr_t offset ) { return (Heap_Block *) ((uintptr_t) block + offset); 717c: e0876005 add r6, r7, r5 7180: 0a000012 beq 71d0 <_Heap_Walk+0x344> (*printer)( 7184: e1a03005 mov r3, r5 7188: e58d7000 str r7, [sp] 718c: e1a00008 mov r0, r8 7190: e3a01000 mov r1, #0 7194: e59f22f8 ldr r2, [pc, #760] ; 7494 <_Heap_Walk+0x608> 7198: e1a0e00f mov lr, pc 719c: e12fff1a bx sl RTEMS_INLINE_ROUTINE bool _Heap_Is_block_in_heap( const Heap_Control *heap, const Heap_Block *block ) { return (uintptr_t) block >= (uintptr_t) heap->first_block 71a0: e5943020 ldr r3, [r4, #32] 71a4: e1530006 cmp r3, r6 71a8: 9a000013 bls 71fc <_Heap_Walk+0x370> block->prev_size ); } if ( !_Heap_Is_block_in_heap( heap, next_block ) ) { (*printer)( 71ac: e1a00008 mov r0, r8 71b0: e58d6000 str r6, [sp] 71b4: e1a03005 mov r3, r5 71b8: e3a01001 mov r1, #1 71bc: e59f22d4 ldr r2, [pc, #724] ; 7498 <_Heap_Walk+0x60c> 71c0: e1a0e00f mov lr, pc 71c4: e12fff1a bx sl 71c8: e3a00000 mov r0, #0 "block 0x%08x: next block 0x%08x not in heap\n", block, next_block ); return false; 71cc: eaffff41 b 6ed8 <_Heap_Walk+0x4c> "block 0x%08x: size %u\n", block, block_size ); } else { (*printer)( 71d0: e58d7000 str r7, [sp] 71d4: e5953000 ldr r3, [r5] 71d8: e1a00008 mov r0, r8 71dc: e58d3004 str r3, [sp, #4] 71e0: e59f22b4 ldr r2, [pc, #692] ; 749c <_Heap_Walk+0x610> 71e4: e1a03005 mov r3, r5 71e8: e1a0e00f mov lr, pc 71ec: e12fff1a bx sl 71f0: e5943020 ldr r3, [r4, #32] 71f4: e1530006 cmp r3, r6 71f8: 8affffeb bhi 71ac <_Heap_Walk+0x320> 71fc: e5943024 ldr r3, [r4, #36] ; 0x24 7200: e1530006 cmp r3, r6 7204: 3affffe8 bcc 71ac <_Heap_Walk+0x320> ); return false; } if ( !_Heap_Is_aligned( block_size, page_size ) ) { 7208: e1a00007 mov r0, r7 720c: e59d1020 ldr r1, [sp, #32] 7210: ebffe680 bl c18 <__umodsi3> 7214: e2509000 subs r9, r0, #0 7218: 1a000055 bne 7374 <_Heap_Walk+0x4e8> ); return false; } if ( block_size < min_block_size ) { 721c: e59d3028 ldr r3, [sp, #40] ; 0x28 7220: e1530007 cmp r3, r7 7224: 8a00005b bhi 7398 <_Heap_Walk+0x50c> ); return false; } if ( next_block_begin <= block_begin ) { 7228: e1550006 cmp r5, r6 722c: 2a000064 bcs 73c4 <_Heap_Walk+0x538> ); return false; } if ( !_Heap_Is_prev_used( next_block ) ) { 7230: e5963004 ldr r3, [r6, #4] 7234: e3130001 tst r3, #1 7238: 1a000036 bne 7318 <_Heap_Walk+0x48c> 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; 723c: e595b004 ldr fp, [r5, #4] Heap_Block *const last_free_block = _Heap_Free_list_last( heap ); bool const prev_used = _Heap_Is_prev_used( block ); uintptr_t const block_size = _Heap_Block_size( block ); Heap_Block *const next_block = _Heap_Block_at( block, block_size ); (*printer)( 7240: e595200c ldr r2, [r5, #12] return &heap->free_list; } RTEMS_INLINE_ROUTINE Heap_Block *_Heap_Free_list_first( Heap_Control *heap ) { return _Heap_Free_list_head(heap)->next; 7244: e5943008 ldr r3, [r4, #8] - HEAP_BLOCK_HEADER_SIZE); } RTEMS_INLINE_ROUTINE uintptr_t _Heap_Block_size( const Heap_Block *block ) { return block->size_and_flag & ~HEAP_PREV_BLOCK_USED; 7248: e3cb7001 bic r7, fp, #1 return &heap->free_list; } RTEMS_INLINE_ROUTINE Heap_Block *_Heap_Free_list_first( Heap_Control *heap ) { return _Heap_Free_list_head(heap)->next; 724c: e1530002 cmp r3, r2 } RTEMS_INLINE_ROUTINE Heap_Block *_Heap_Free_list_last( Heap_Control *heap ) { return _Heap_Free_list_tail(heap)->prev; 7250: e594100c ldr r1, [r4, #12] RTEMS_INLINE_ROUTINE Heap_Block *_Heap_Block_at( const Heap_Block *block, uintptr_t offset ) { return (Heap_Block *) ((uintptr_t) block + offset); 7254: e0859007 add r9, r5, r7 return &heap->free_list; } RTEMS_INLINE_ROUTINE Heap_Block *_Heap_Free_list_first( Heap_Control *heap ) { return _Heap_Free_list_head(heap)->next; 7258: 059f0240 ldreq r0, [pc, #576] ; 74a0 <_Heap_Walk+0x614> 725c: 0a000003 beq 7270 <_Heap_Walk+0x3e4> "block 0x%08x: prev 0x%08x%s, next 0x%08x%s\n", block, block->prev, block->prev == first_free_block ? " (= first)" : (block->prev == free_list_head ? " (= head)" : ""), 7260: e59fc23c ldr ip, [pc, #572] ; 74a4 <_Heap_Walk+0x618> 7264: e1520004 cmp r2, r4 7268: e59f0238 ldr r0, [pc, #568] ; 74a8 <_Heap_Walk+0x61c> 726c: 11a0000c movne r0, ip Heap_Block *const last_free_block = _Heap_Free_list_last( heap ); bool const prev_used = _Heap_Is_prev_used( block ); uintptr_t const block_size = _Heap_Block_size( block ); Heap_Block *const next_block = _Heap_Block_at( block, block_size ); (*printer)( 7270: e5953008 ldr r3, [r5, #8] 7274: e1510003 cmp r1, r3 7278: 059f122c ldreq r1, [pc, #556] ; 74ac <_Heap_Walk+0x620> 727c: 0a000003 beq 7290 <_Heap_Walk+0x404> " (= first)" : (block->prev == free_list_head ? " (= head)" : ""), block->next, block->next == last_free_block ? " (= last)" : (block->next == free_list_tail ? " (= tail)" : "") 7280: e59fc21c ldr ip, [pc, #540] ; 74a4 <_Heap_Walk+0x618> 7284: e1530004 cmp r3, r4 7288: e59f1220 ldr r1, [pc, #544] ; 74b0 <_Heap_Walk+0x624> 728c: 11a0100c movne r1, ip Heap_Block *const last_free_block = _Heap_Free_list_last( heap ); bool const prev_used = _Heap_Is_prev_used( block ); uintptr_t const block_size = _Heap_Block_size( block ); Heap_Block *const next_block = _Heap_Block_at( block, block_size ); (*printer)( 7290: e58d2000 str r2, [sp] 7294: e98d0009 stmib sp, {r0, r3} 7298: e58d100c str r1, [sp, #12] 729c: e1a03005 mov r3, r5 72a0: e1a00008 mov r0, r8 72a4: e3a01000 mov r1, #0 72a8: e59f2204 ldr r2, [pc, #516] ; 74b4 <_Heap_Walk+0x628> 72ac: e1a0e00f mov lr, pc 72b0: e12fff1a bx sl block->next == last_free_block ? " (= last)" : (block->next == free_list_tail ? " (= tail)" : "") ); if ( block_size != next_block->prev_size ) { 72b4: e5993000 ldr r3, [r9] 72b8: e1570003 cmp r7, r3 72bc: 0a00000a beq 72ec <_Heap_Walk+0x460> (*printer)( 72c0: e58d3004 str r3, [sp, #4] 72c4: e1a00008 mov r0, r8 72c8: e58d7000 str r7, [sp] 72cc: e58d9008 str r9, [sp, #8] 72d0: e1a03005 mov r3, r5 72d4: e3a01001 mov r1, #1 72d8: e59f21d8 ldr r2, [pc, #472] ; 74b8 <_Heap_Walk+0x62c> 72dc: e1a0e00f mov lr, pc 72e0: e12fff1a bx sl 72e4: e3a00000 mov r0, #0 72e8: eafffefa b 6ed8 <_Heap_Walk+0x4c> ); return false; } if ( !prev_used ) { 72ec: e21b9001 ands r9, fp, #1 72f0: 0a000017 beq 7354 <_Heap_Walk+0x4c8> 72f4: 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 ) { 72f8: e1530004 cmp r3, r4 72fc: 1a000003 bne 7310 <_Heap_Walk+0x484> 7300: ea00000b b 7334 <_Heap_Walk+0x4a8> <== NOT EXECUTED if ( free_block == block ) { return true; } free_block = free_block->next; 7304: 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 ) { 7308: e1530004 cmp r3, r4 730c: 0a000008 beq 7334 <_Heap_Walk+0x4a8> if ( free_block == block ) { 7310: e1530005 cmp r3, r5 7314: 1afffffa bne 7304 <_Heap_Walk+0x478> if ( !_Heap_Walk_check_control( source, printer, heap ) ) { return false; } while ( block != last_block ) { 7318: e59d2024 ldr r2, [sp, #36] ; 0x24 731c: e1520006 cmp r2, r6 7320: 0afffeeb beq 6ed4 <_Heap_Walk+0x48> const Heap_Block *const free_list_tail = _Heap_Free_list_tail( heap ); const Heap_Block *const first_free_block = _Heap_Free_list_first( heap ); const Heap_Block *prev_block = free_list_tail; const Heap_Block *free_block = first_free_block; while ( free_block != free_list_tail ) { 7324: e5967004 ldr r7, [r6, #4] 7328: e1a05006 mov r5, r6 732c: e2076001 and r6, r7, #1 7330: eaffff8f b 7174 <_Heap_Walk+0x2e8> return false; } if ( !_Heap_Walk_is_in_free_list( heap, block ) ) { (*printer)( 7334: e1a00008 mov r0, r8 7338: e1a03005 mov r3, r5 733c: e3a01001 mov r1, #1 7340: e59f2174 ldr r2, [pc, #372] ; 74bc <_Heap_Walk+0x630> 7344: e1a0e00f mov lr, pc 7348: e12fff1a bx sl 734c: e3a00000 mov r0, #0 7350: eafffee0 b 6ed8 <_Heap_Walk+0x4c> return false; } if ( !prev_used ) { (*printer)( 7354: e1a00008 mov r0, r8 7358: e1a03005 mov r3, r5 735c: e3a01001 mov r1, #1 7360: e59f2158 ldr r2, [pc, #344] ; 74c0 <_Heap_Walk+0x634> 7364: e1a0e00f mov lr, pc 7368: e12fff1a bx sl 736c: e1a00009 mov r0, r9 7370: eafffed8 b 6ed8 <_Heap_Walk+0x4c> return false; } if ( !_Heap_Is_aligned( block_size, page_size ) ) { (*printer)( 7374: e1a00008 mov r0, r8 7378: e58d7000 str r7, [sp] 737c: e1a03005 mov r3, r5 7380: e3a01001 mov r1, #1 7384: e59f2138 ldr r2, [pc, #312] ; 74c4 <_Heap_Walk+0x638> 7388: e1a0e00f mov lr, pc 738c: e12fff1a bx sl 7390: e3a00000 mov r0, #0 "block 0x%08x: block size %u not page aligned\n", block, block_size ); return false; 7394: eafffecf b 6ed8 <_Heap_Walk+0x4c> } if ( block_size < min_block_size ) { (*printer)( 7398: e58d3004 str r3, [sp, #4] 739c: e1a00008 mov r0, r8 73a0: e1a0b003 mov fp, r3 73a4: e58d7000 str r7, [sp] 73a8: e1a03005 mov r3, r5 73ac: e3a01001 mov r1, #1 73b0: e59f2110 ldr r2, [pc, #272] ; 74c8 <_Heap_Walk+0x63c> 73b4: e1a0e00f mov lr, pc 73b8: e12fff1a bx sl 73bc: e1a00009 mov r0, r9 block, block_size, min_block_size ); return false; 73c0: eafffec4 b 6ed8 <_Heap_Walk+0x4c> } if ( next_block_begin <= block_begin ) { (*printer)( 73c4: e1a00008 mov r0, r8 73c8: e58d6000 str r6, [sp] 73cc: e1a03005 mov r3, r5 73d0: e3a01001 mov r1, #1 73d4: e59f20f0 ldr r2, [pc, #240] ; 74cc <_Heap_Walk+0x640> 73d8: e1a0e00f mov lr, pc 73dc: e12fff1a bx sl 73e0: e1a00009 mov r0, r9 "block 0x%08x: next block 0x%08x is not a successor\n", block, next_block ); return false; 73e4: eafffebb b 6ed8 <_Heap_Walk+0x4c> return false; } if ( _Heap_Is_free( last_block ) ) { (*printer)( 73e8: e1a00008 mov r0, r8 73ec: e3a01001 mov r1, #1 73f0: e59f20d8 ldr r2, [pc, #216] ; 74d0 <_Heap_Walk+0x644> 73f4: e1a0e00f mov lr, pc 73f8: e12fff1a bx sl 73fc: e1a00009 mov r0, r9 7400: eafffeb4 b 6ed8 <_Heap_Walk+0x4c> } if ( !_Heap_Is_aligned( _Heap_Alloc_area_of_block( free_block ), page_size ) ) { (*printer)( 7404: e1a00008 mov r0, r8 7408: e1a03009 mov r3, r9 740c: e3a01001 mov r1, #1 7410: e59f20bc ldr r2, [pc, #188] ; 74d4 <_Heap_Walk+0x648> 7414: e1a0e00f mov lr, pc 7418: e12fff1a bx sl 741c: e3a00000 mov r0, #0 7420: eafffeac b 6ed8 <_Heap_Walk+0x4c> return false; } if ( free_block->prev != prev_block ) { (*printer)( 7424: e58d2000 str r2, [sp] 7428: e1a00008 mov r0, r8 742c: e1a03009 mov r3, r9 7430: e3a01001 mov r1, #1 7434: e59f209c ldr r2, [pc, #156] ; 74d8 <_Heap_Walk+0x64c> 7438: e1a0e00f mov lr, pc 743c: e12fff1a bx sl 7440: e3a00000 mov r0, #0 7444: eafffea3 b 6ed8 <_Heap_Walk+0x4c> return false; } if ( _Heap_Is_used( free_block ) ) { (*printer)( 7448: e1a00008 mov r0, r8 744c: e1a03009 mov r3, r9 7450: e3a01001 mov r1, #1 7454: e59f2080 ldr r2, [pc, #128] ; 74dc <_Heap_Walk+0x650> 7458: e1a0e00f mov lr, pc 745c: e12fff1a bx sl 7460: e3a00000 mov r0, #0 7464: eafffe9b b 6ed8 <_Heap_Walk+0x4c> =============================================================================== 0000636c <_Objects_Extend_information>: */ void _Objects_Extend_information( Objects_Information *information ) { 636c: 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 ) 6370: e5908034 ldr r8, [r0, #52] ; 0x34 6374: e3580000 cmp r8, #0 */ void _Objects_Extend_information( Objects_Information *information ) { 6378: e24dd014 sub sp, sp, #20 637c: e1a05000 mov r5, r0 /* * Search for a free block of indexes. The block variable ends up set * to block_count + 1 if the table needs to be extended. */ minimum_index = _Objects_Get_index( information->minimum_id ); 6380: e1d070b8 ldrh r7, [r0, #8] index_base = minimum_index; block = 0; /* if ( information->maximum < minimum_index ) */ if ( information->object_blocks == NULL ) 6384: 0a00009c beq 65fc <_Objects_Extend_information+0x290> block_count = 0; else { block_count = information->maximum / information->allocation_size; 6388: e1d091b4 ldrh r9, [r0, #20] 638c: e1d0a1b0 ldrh sl, [r0, #16] 6390: e1a01009 mov r1, r9 6394: e1a0000a mov r0, sl 6398: eb0043aa bl 17248 <__aeabi_uidiv> 639c: e1a03800 lsl r3, r0, #16 for ( ; block < block_count; block++ ) { 63a0: e1b03823 lsrs r3, r3, #16 63a4: 01a01009 moveq r1, r9 63a8: 01a06007 moveq r6, r7 63ac: 01a04003 moveq r4, r3 63b0: 0a00000f beq 63f4 <_Objects_Extend_information+0x88> if ( information->object_blocks[ block ] == NULL ) 63b4: e5984000 ldr r4, [r8] 63b8: e3540000 cmp r4, #0 63bc: 11a01009 movne r1, r9 63c0: 11a06007 movne r6, r7 63c4: 13a04000 movne r4, #0 63c8: 01a01009 moveq r1, r9 63cc: 01a06007 moveq r6, r7 63d0: 1a000003 bne 63e4 <_Objects_Extend_information+0x78> 63d4: ea000006 b 63f4 <_Objects_Extend_information+0x88> <== NOT EXECUTED 63d8: e7982104 ldr r2, [r8, r4, lsl #2] 63dc: e3520000 cmp r2, #0 63e0: 0a000003 beq 63f4 <_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++ ) { 63e4: e2844001 add r4, r4, #1 63e8: e1530004 cmp r3, r4 if ( information->object_blocks[ block ] == NULL ) break; else index_base += information->allocation_size; 63ec: e0866009 add r6, r6, r9 if ( information->object_blocks == NULL ) block_count = 0; else { block_count = information->maximum / information->allocation_size; for ( ; block < block_count; block++ ) { 63f0: 8afffff8 bhi 63d8 <_Objects_Extend_information+0x6c> else index_base += information->allocation_size; } } maximum = (uint32_t) information->maximum + information->allocation_size; 63f4: 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 ) { 63f8: e35a0801 cmp sl, #65536 ; 0x10000 63fc: 2a000064 bcs 6594 <_Objects_Extend_information+0x228> /* * 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 ) { 6400: e5d50012 ldrb r0, [r5, #18] /* * Allocate the name table, and the objects and if it fails either return or * generate a fatal error depending on auto-extending being active. */ block_size = information->allocation_size * information->size; 6404: e5952018 ldr r2, [r5, #24] if ( information->auto_extend ) { 6408: e3500000 cmp r0, #0 /* * Allocate the name table, and the objects and if it fails either return or * generate a fatal error depending on auto-extending being active. */ block_size = information->allocation_size * information->size; 640c: e0000192 mul r0, r2, r1 if ( information->auto_extend ) { 6410: 1a000061 bne 659c <_Objects_Extend_information+0x230> new_object_block = _Workspace_Allocate( block_size ); if ( !new_object_block ) return; } else { new_object_block = _Workspace_Allocate_or_fatal_error( block_size ); 6414: e58d3000 str r3, [sp] 6418: eb000835 bl 84f4 <_Workspace_Allocate_or_fatal_error> 641c: e59d3000 ldr r3, [sp] 6420: e1a09000 mov r9, r0 } /* * If the index_base is the maximum we need to grow the tables. */ if (index_base >= information->maximum ) { 6424: e1d521b0 ldrh r2, [r5, #16] 6428: e1560002 cmp r6, r2 642c: 3a000038 bcc 6514 <_Objects_Extend_information+0x1a8> */ /* * Up the block count and maximum */ block_count++; 6430: e283c001 add ip, r3, #1 * Allocate the tables and break it up. */ block_size = block_count * (sizeof(void *) + sizeof(uint32_t) + sizeof(Objects_Name *)) + ((maximum + minimum_index) * sizeof(Objects_Control *)); object_blocks = (void**) _Workspace_Allocate( block_size ); 6434: e08c008c add r0, ip, ip, lsl #1 6438: e08a0000 add r0, sl, r0 643c: e0800007 add r0, r0, r7 6440: e1a00100 lsl r0, r0, #2 6444: e88d1008 stm sp, {r3, ip} 6448: eb000835 bl 8524 <_Workspace_Allocate> if ( !object_blocks ) { 644c: e250b000 subs fp, r0, #0 6450: e89d1008 ldm sp, {r3, ip} 6454: 0a00006e beq 6614 <_Objects_Extend_information+0x2a8> * Take the block count down. Saves all the (block_count - 1) * in the copies. */ block_count--; if ( information->maximum > minimum_index ) { 6458: e1d521b0 ldrh r2, [r5, #16] 645c: e1570002 cmp r7, r2 RTEMS_INLINE_ROUTINE void *_Addresses_Add_offset ( const void *base, uintptr_t offset ) { return (void *)((uintptr_t)base + offset); 6460: e08b818c add r8, fp, ip, lsl #3 6464: e08bc10c add ip, fp, ip, lsl #2 6468: 3a000051 bcc 65b4 <_Objects_Extend_information+0x248> } else { /* * Deal with the special case of the 0 to minimum_index */ for ( index = 0; index < minimum_index; index++ ) { 646c: e3570000 cmp r7, #0 information->object_blocks, block_count * sizeof(void*) ); memcpy( inactive_per_block, information->inactive_per_block, block_count * sizeof(uint32_t) ); memcpy( local_table, 6470: 13a02000 movne r2, #0 /* * Deal with the special case of the 0 to minimum_index */ for ( index = 0; index < minimum_index; index++ ) { local_table[ index ] = NULL; 6474: 11a01002 movne r1, r2 } else { /* * Deal with the special case of the 0 to minimum_index */ for ( index = 0; index < minimum_index; index++ ) { 6478: 0a000003 beq 648c <_Objects_Extend_information+0x120> local_table[ index ] = NULL; 647c: e7881102 str r1, [r8, r2, lsl #2] } else { /* * Deal with the special case of the 0 to minimum_index */ for ( index = 0; index < minimum_index; index++ ) { 6480: e2822001 add r2, r2, #1 6484: e1570002 cmp r7, r2 6488: 8afffffb bhi 647c <_Objects_Extend_information+0x110> 648c: 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 ); 6490: e1d511b4 ldrh r1, [r5, #20] 6494: e0861001 add r1, r6, r1 } /* * Initialise the new entries in the table. */ object_blocks[block_count] = NULL; 6498: e3a00000 mov r0, #0 inactive_per_block[block_count] = 0; for ( index=index_base ; 649c: e1560001 cmp r6, r1 /* * Initialise the new entries in the table. */ object_blocks[block_count] = NULL; inactive_per_block[block_count] = 0; 64a0: e78c0003 str r0, [ip, r3] } /* * Initialise the new entries in the table. */ object_blocks[block_count] = NULL; 64a4: e78b0003 str r0, [fp, r3] inactive_per_block[block_count] = 0; for ( index=index_base ; 64a8: 2a000005 bcs 64c4 <_Objects_Extend_information+0x158> 64ac: e0882106 add r2, r8, r6, lsl #2 64b0: e1a03006 mov r3, r6 index < ( information->allocation_size + index_base ); index++ ) { 64b4: 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 ; 64b8: e1530001 cmp r3, r1 index < ( information->allocation_size + index_base ); index++ ) { local_table[ index ] = NULL; 64bc: 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 ; 64c0: 3afffffb bcc 64b4 <_Objects_Extend_information+0x148> 64c4: e10f3000 mrs r3, CPSR 64c8: e3832080 orr r2, r3, #128 ; 0x80 64cc: e129f002 msr CPSR_fc, r2 information->object_blocks = object_blocks; information->inactive_per_block = inactive_per_block; information->local_table = local_table; information->maximum = (Objects_Maximum) maximum; information->maximum_id = _Objects_Build_id( 64d0: e5952000 ldr r2, [r5] 64d4: e1d510b4 ldrh r1, [r5, #4] 64d8: 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; 64dc: e1a0a80a lsl sl, sl, #16 information->maximum_id = _Objects_Build_id( 64e0: e3822801 orr r2, r2, #65536 ; 0x10000 old_tables = information->object_blocks; information->object_blocks = object_blocks; information->inactive_per_block = inactive_per_block; information->local_table = local_table; information->maximum = (Objects_Maximum) maximum; 64e4: e1a0a82a lsr sl, sl, #16 information->maximum_id = _Objects_Build_id( 64e8: e1822d81 orr r2, r2, r1, lsl #27 64ec: e182200a orr r2, r2, sl local_table[ index ] = NULL; } _ISR_Disable( level ); old_tables = information->object_blocks; 64f0: e5950034 ldr r0, [r5, #52] ; 0x34 information->object_blocks = object_blocks; information->inactive_per_block = inactive_per_block; 64f4: e585c030 str ip, [r5, #48] ; 0x30 information->local_table = local_table; 64f8: e585801c str r8, [r5, #28] information->maximum = (Objects_Maximum) maximum; information->maximum_id = _Objects_Build_id( 64fc: e585200c str r2, [r5, #12] old_tables = information->object_blocks; information->object_blocks = object_blocks; information->inactive_per_block = inactive_per_block; information->local_table = local_table; information->maximum = (Objects_Maximum) maximum; 6500: e1c5a1b0 strh sl, [r5, #16] _ISR_Disable( level ); old_tables = information->object_blocks; information->object_blocks = object_blocks; 6504: e585b034 str fp, [r5, #52] ; 0x34 static inline void arm_interrupt_enable( uint32_t level ) { ARM_SWITCH_REGISTERS; asm volatile ( 6508: e129f003 msr CPSR_fc, r3 information->maximum ); _ISR_Enable( level ); if ( old_tables ) 650c: e3500000 cmp r0, #0 _Workspace_Free( old_tables ); 6510: 1b000809 blne 853c <_Workspace_Free> } /* * Assign the new object block to the object block table. */ information->object_blocks[ block ] = new_object_block; 6514: e5953034 ldr r3, [r5, #52] ; 0x34 /* * Initialize objects .. add to a local chain first. */ _Chain_Initialize( 6518: e28d7008 add r7, sp, #8 } /* * Assign the new object block to the object block table. */ information->object_blocks[ block ] = new_object_block; 651c: e7839104 str r9, [r3, r4, lsl #2] /* * Initialize objects .. add to a local chain first. */ _Chain_Initialize( 6520: e1a01009 mov r1, r9 6524: e1a00007 mov r0, r7 6528: e1d521b4 ldrh r2, [r5, #20] 652c: e5953018 ldr r3, [r5, #24] 6530: eb0011ae bl abf0 <_Chain_Initialize> } /* * Assign the new object block to the object block table. */ information->object_blocks[ block ] = new_object_block; 6534: e1a04104 lsl r4, r4, #2 information->the_class, _Objects_Local_node, index ); _Chain_Append( &information->Inactive, &the_object->Node ); 6538: 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 ) { 653c: ea000008 b 6564 <_Objects_Extend_information+0x1f8> the_object->id = _Objects_Build_id( 6540: e5952000 ldr r2, [r5] 6544: e1d5c0b4 ldrh ip, [r5, #4] 6548: e1a02c02 lsl r2, r2, #24 654c: e3822801 orr r2, r2, #65536 ; 0x10000 6550: e1822d8c orr r2, r2, ip, lsl #27 6554: e1822006 orr r2, r2, r6 6558: e5832008 str r2, [r3, #8] information->the_class, _Objects_Local_node, index ); _Chain_Append( &information->Inactive, &the_object->Node ); 655c: ebfffd18 bl 59c4 <_Chain_Append> index++; 6560: 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 ) { 6564: e1a00007 mov r0, r7 6568: ebfffd20 bl 59f0 <_Chain_Get> 656c: e2503000 subs r3, r0, #0 information->the_class, _Objects_Local_node, index ); _Chain_Append( &information->Inactive, &the_object->Node ); 6570: e1a01003 mov r1, r3 6574: e1a00008 mov r0, r8 /* * Move from the local chain, initialise, then append to the inactive chain */ index = index_base; while ((the_object = (Objects_Control *) _Chain_Get( &Inactive )) != NULL ) { 6578: 1afffff0 bne 6540 <_Objects_Extend_information+0x1d4> _Chain_Append( &information->Inactive, &the_object->Node ); index++; } information->inactive_per_block[ block ] = information->allocation_size; 657c: e1d531b4 ldrh r3, [r5, #20] information->inactive = 6580: e1d522bc ldrh r2, [r5, #44] ; 0x2c _Chain_Append( &information->Inactive, &the_object->Node ); index++; } information->inactive_per_block[ block ] = information->allocation_size; 6584: e5951030 ldr r1, [r5, #48] ; 0x30 information->inactive = 6588: e0832002 add r2, r3, r2 _Chain_Append( &information->Inactive, &the_object->Node ); index++; } information->inactive_per_block[ block ] = information->allocation_size; 658c: e7813004 str r3, [r1, r4] information->inactive = 6590: e1c522bc strh r2, [r5, #44] ; 0x2c (Objects_Maximum)(information->inactive + information->allocation_size); } 6594: e28dd014 add sp, sp, #20 6598: 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 ); 659c: e58d3000 str r3, [sp] 65a0: eb0007df bl 8524 <_Workspace_Allocate> if ( !new_object_block ) 65a4: e2509000 subs r9, r0, #0 65a8: e59d3000 ldr r3, [sp] 65ac: 1affff9c bne 6424 <_Objects_Extend_information+0xb8> 65b0: eafffff7 b 6594 <_Objects_Extend_information+0x228> /* * 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, 65b4: e1a03103 lsl r3, r3, #2 65b8: e1a02003 mov r2, r3 65bc: e5951034 ldr r1, [r5, #52] ; 0x34 65c0: e88d1008 stm sp, {r3, ip} 65c4: eb001faa bl e474 information->object_blocks, block_count * sizeof(void*) ); memcpy( inactive_per_block, 65c8: e89d1008 ldm sp, {r3, ip} 65cc: e1a0000c mov r0, ip 65d0: e1a02003 mov r2, r3 65d4: e5951030 ldr r1, [r5, #48] ; 0x30 65d8: eb001fa5 bl e474 information->inactive_per_block, block_count * sizeof(uint32_t) ); memcpy( local_table, 65dc: e1d521b0 ldrh r2, [r5, #16] 65e0: e0872002 add r2, r7, r2 65e4: e1a02102 lsl r2, r2, #2 65e8: e1a00008 mov r0, r8 65ec: e595101c ldr r1, [r5, #28] 65f0: eb001f9f bl e474 65f4: e89d1008 ldm sp, {r3, ip} 65f8: eaffffa4 b 6490 <_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 ) 65fc: e1a04008 mov r4, r8 6600: e1d0a1b0 ldrh sl, [r0, #16] 6604: e1d011b4 ldrh r1, [r0, #20] 6608: e1a06007 mov r6, r7 660c: e1a03008 mov r3, r8 6610: eaffff77 b 63f4 <_Objects_Extend_information+0x88> (sizeof(void *) + sizeof(uint32_t) + sizeof(Objects_Name *)) + ((maximum + minimum_index) * sizeof(Objects_Control *)); object_blocks = (void**) _Workspace_Allocate( block_size ); if ( !object_blocks ) { _Workspace_Free( new_object_block ); 6614: e1a00009 mov r0, r9 6618: eb0007c7 bl 853c <_Workspace_Free> return; 661c: eaffffdc b 6594 <_Objects_Extend_information+0x228> =============================================================================== 00006130 <_POSIX_Condition_variables_Wait_support>: pthread_cond_t *cond, pthread_mutex_t *mutex, Watchdog_Interval timeout, bool already_timedout ) { 6130: e92d45f0 push {r4, r5, r6, r7, r8, sl, lr} 6134: e1a04001 mov r4, r1 6138: e24dd004 sub sp, sp, #4 613c: e1a06000 mov r6, r0 register POSIX_Condition_variables_Control *the_cond; Objects_Locations location; int status; int mutex_status; if ( !_POSIX_Mutex_Get( mutex, &location ) ) { 6140: e1a0100d mov r1, sp 6144: e1a00004 mov r0, r4 pthread_cond_t *cond, pthread_mutex_t *mutex, Watchdog_Interval timeout, bool already_timedout ) { 6148: e1a08002 mov r8, r2 614c: e20370ff and r7, r3, #255 ; 0xff register POSIX_Condition_variables_Control *the_cond; Objects_Locations location; int status; int mutex_status; if ( !_POSIX_Mutex_Get( mutex, &location ) ) { 6150: eb000075 bl 632c <_POSIX_Mutex_Get> 6154: e3500000 cmp r0, #0 6158: 0a00000a beq 6188 <_POSIX_Condition_variables_Wait_support+0x58> */ RTEMS_INLINE_ROUTINE void _Thread_Unnest_dispatch( void ) { RTEMS_COMPILER_MEMORY_BARRIER(); _Thread_Dispatch_disable_level -= 1; 615c: e59f30dc ldr r3, [pc, #220] ; 6240 <_POSIX_Condition_variables_Wait_support+0x110> 6160: e5932000 ldr r2, [r3] 6164: e2422001 sub r2, r2, #1 6168: e5832000 str r2, [r3] return EINVAL; } _Thread_Unnest_dispatch(); the_cond = _POSIX_Condition_variables_Get( cond, &location ); 616c: e1a0100d mov r1, sp 6170: e1a00006 mov r0, r6 6174: ebffff76 bl 5f54 <_POSIX_Condition_variables_Get> switch ( location ) { 6178: e59d3000 ldr r3, [sp] 617c: e3530000 cmp r3, #0 return EINVAL; } _Thread_Unnest_dispatch(); the_cond = _POSIX_Condition_variables_Get( cond, &location ); 6180: e1a0a000 mov sl, r0 switch ( location ) { 6184: 0a000003 beq 6198 <_POSIX_Condition_variables_Wait_support+0x68> /* * When we get here the dispatch disable level is 0. */ mutex_status = pthread_mutex_lock( mutex ); if ( mutex_status ) 6188: e3a05016 mov r5, #22 case OBJECTS_ERROR: break; } return EINVAL; } 618c: e1a00005 mov r0, r5 6190: e28dd004 add sp, sp, #4 6194: e8bd85f0 pop {r4, r5, r6, r7, r8, sl, pc} the_cond = _POSIX_Condition_variables_Get( cond, &location ); switch ( location ) { case OBJECTS_LOCAL: if ( the_cond->Mutex && ( the_cond->Mutex != *mutex ) ) { 6198: e5903014 ldr r3, [r0, #20] 619c: e3530000 cmp r3, #0 61a0: 0a000005 beq 61bc <_POSIX_Condition_variables_Wait_support+0x8c> 61a4: e5942000 ldr r2, [r4] 61a8: e1530002 cmp r3, r2 61ac: 0a000002 beq 61bc <_POSIX_Condition_variables_Wait_support+0x8c> _Thread_Enable_dispatch(); 61b0: eb000c6f bl 9374 <_Thread_Enable_dispatch> 61b4: e3a05016 mov r5, #22 return EINVAL; 61b8: eafffff3 b 618c <_POSIX_Condition_variables_Wait_support+0x5c> } (void) pthread_mutex_unlock( mutex ); 61bc: e1a00004 mov r0, r4 61c0: eb0000e3 bl 6554 _Thread_Enable_dispatch(); return EINVAL; } */ if ( !already_timedout ) { 61c4: e3570000 cmp r7, #0 61c8: 0a000006 beq 61e8 <_POSIX_Condition_variables_Wait_support+0xb8> status = _Thread_Executing->Wait.return_code; if ( status && status != ETIMEDOUT ) return status; } else { _Thread_Enable_dispatch(); 61cc: eb000c68 bl 9374 <_Thread_Enable_dispatch> 61d0: e3a05074 mov r5, #116 ; 0x74 /* * When we get here the dispatch disable level is 0. */ mutex_status = pthread_mutex_lock( mutex ); 61d4: e1a00004 mov r0, r4 61d8: eb0000bc bl 64d0 if ( mutex_status ) 61dc: e3500000 cmp r0, #0 61e0: 0affffe9 beq 618c <_POSIX_Condition_variables_Wait_support+0x5c> 61e4: eaffffe7 b 6188 <_POSIX_Condition_variables_Wait_support+0x58> if ( !already_timedout ) { the_cond->Mutex = *mutex; _Thread_queue_Enter_critical_section( &the_cond->Wait_queue ); _Thread_Executing->Wait.return_code = 0; 61e8: e59f5054 ldr r5, [pc, #84] ; 6244 <_POSIX_Condition_variables_Wait_support+0x114> return EINVAL; } */ if ( !already_timedout ) { the_cond->Mutex = *mutex; 61ec: e5942000 ldr r2, [r4] _Thread_queue_Enter_critical_section( &the_cond->Wait_queue ); _Thread_Executing->Wait.return_code = 0; 61f0: e5953000 ldr r3, [r5] return EINVAL; } */ if ( !already_timedout ) { the_cond->Mutex = *mutex; 61f4: e58a2014 str r2, [sl, #20] _Thread_queue_Enter_critical_section( &the_cond->Wait_queue ); _Thread_Executing->Wait.return_code = 0; 61f8: e5837034 str r7, [r3, #52] ; 0x34 _Thread_Executing->Wait.queue = &the_cond->Wait_queue; _Thread_Executing->Wait.id = *cond; 61fc: e5961000 ldr r1, [r6] if ( !already_timedout ) { the_cond->Mutex = *mutex; _Thread_queue_Enter_critical_section( &the_cond->Wait_queue ); _Thread_Executing->Wait.return_code = 0; _Thread_Executing->Wait.queue = &the_cond->Wait_queue; 6200: e28a2018 add r2, sl, #24 _Thread_Executing->Wait.id = *cond; 6204: e5831020 str r1, [r3, #32] RTEMS_INLINE_ROUTINE void _Thread_queue_Enter_critical_section ( Thread_queue_Control *the_thread_queue ) { the_thread_queue->sync_state = THREAD_BLOCKING_OPERATION_NOTHING_HAPPENED; 6208: e3a01001 mov r1, #1 if ( !already_timedout ) { the_cond->Mutex = *mutex; _Thread_queue_Enter_critical_section( &the_cond->Wait_queue ); _Thread_Executing->Wait.return_code = 0; _Thread_Executing->Wait.queue = &the_cond->Wait_queue; 620c: e5832044 str r2, [r3, #68] ; 0x44 _Thread_Executing->Wait.id = *cond; _Thread_queue_Enqueue( &the_cond->Wait_queue, timeout ); 6210: e1a00002 mov r0, r2 6214: e58a1048 str r1, [sl, #72] ; 0x48 6218: e59f2028 ldr r2, [pc, #40] ; 6248 <_POSIX_Condition_variables_Wait_support+0x118> 621c: e1a01008 mov r1, r8 6220: eb000d99 bl 988c <_Thread_queue_Enqueue_with_handler> _Thread_Enable_dispatch(); 6224: eb000c52 bl 9374 <_Thread_Enable_dispatch> /* * Switch ourself out because we blocked as a result of the * _Thread_queue_Enqueue. */ status = _Thread_Executing->Wait.return_code; 6228: e5953000 ldr r3, [r5] 622c: e5935034 ldr r5, [r3, #52] ; 0x34 if ( status && status != ETIMEDOUT ) 6230: e3550074 cmp r5, #116 ; 0x74 6234: 13550000 cmpne r5, #0 6238: 0affffe5 beq 61d4 <_POSIX_Condition_variables_Wait_support+0xa4> 623c: eaffffd2 b 618c <_POSIX_Condition_variables_Wait_support+0x5c><== NOT EXECUTED =============================================================================== 0000d884 <_POSIX_signals_Clear_process_signals>: static inline uint32_t arm_interrupt_disable( void ) { uint32_t arm_switch_reg; uint32_t level; asm volatile ( d884: e10f2000 mrs r2, CPSR d888: e3823080 orr r3, r2, #128 ; 0x80 d88c: 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 ) { d890: e59f1064 ldr r1, [pc, #100] ; d8fc <_POSIX_signals_Clear_process_signals+0x78> d894: e0803080 add r3, r0, r0, lsl #1 d898: e7911103 ldr r1, [r1, r3, lsl #2] d89c: e3510002 cmp r1, #2 d8a0: e1a01103 lsl r1, r3, #2 d8a4: 0a00000c beq d8dc <_POSIX_signals_Clear_process_signals+0x58> if ( !_Chain_Is_empty( &_POSIX_signals_Siginfo[ signo ] ) ) clear_signal = false; } if ( clear_signal ) { _POSIX_signals_Pending &= ~mask; d8a8: e59f3050 ldr r3, [pc, #80] ; d900 <_POSIX_signals_Clear_process_signals+0x7c> d8ac: e5931000 ldr r1, [r3] d8b0: e3a0c001 mov ip, #1 d8b4: e2400001 sub r0, r0, #1 d8b8: e1c1001c bic r0, r1, ip, lsl r0 if ( !_POSIX_signals_Pending ) d8bc: e3500000 cmp r0, #0 if ( _POSIX_signals_Vectors[ signo ].sa_flags == SA_SIGINFO ) { if ( !_Chain_Is_empty( &_POSIX_signals_Siginfo[ signo ] ) ) clear_signal = false; } if ( clear_signal ) { _POSIX_signals_Pending &= ~mask; d8c0: e5830000 str r0, [r3] if ( !_POSIX_signals_Pending ) _Thread_Do_post_task_switch_extension--; d8c4: 059f3038 ldreq r3, [pc, #56] ; d904 <_POSIX_signals_Clear_process_signals+0x80> d8c8: 05931000 ldreq r1, [r3] d8cc: 02411001 subeq r1, r1, #1 d8d0: 05831000 streq r1, [r3] static inline void arm_interrupt_enable( uint32_t level ) { ARM_SWITCH_REGISTERS; asm volatile ( d8d4: e129f002 msr CPSR_fc, r2 } _ISR_Enable( level ); } d8d8: e12fff1e bx lr ISR_Level level; _ISR_Disable( level ); if ( _POSIX_signals_Vectors[ signo ].sa_flags == SA_SIGINFO ) { if ( !_Chain_Is_empty( &_POSIX_signals_Siginfo[ signo ] ) ) d8dc: e59fc024 ldr ip, [pc, #36] ; d908 <_POSIX_signals_Clear_process_signals+0x84> */ RTEMS_INLINE_ROUTINE Chain_Node *_Chain_Tail( Chain_Control *the_chain ) { return (Chain_Node *) &the_chain->permanent_null; d8e0: e79c3103 ldr r3, [ip, r3, lsl #2] d8e4: e08c1001 add r1, ip, r1 d8e8: e2811004 add r1, r1, #4 d8ec: e1530001 cmp r3, r1 d8f0: 0affffec beq d8a8 <_POSIX_signals_Clear_process_signals+0x24> d8f4: e129f002 msr CPSR_fc, r2 <== NOT EXECUTED _POSIX_signals_Pending &= ~mask; if ( !_POSIX_signals_Pending ) _Thread_Do_post_task_switch_extension--; } _ISR_Enable( level ); } d8f8: e12fff1e bx lr <== NOT EXECUTED =============================================================================== 000076ac <_Thread_queue_Enqueue_priority>: Priority_Control priority; States_Control block_state; _Chain_Initialize_empty( &the_thread->Wait.Block2n ); priority = the_thread->current_priority; 76ac: 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 ) { 76b0: e92d05f0 push {r4, r5, r6, r7, r8, sl} _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 ]; 76b4: e1a0c323 lsr ip, r3, #6 */ RTEMS_INLINE_ROUTINE void _Chain_Initialize_empty( Chain_Control *the_chain ) { the_chain->first = _Chain_Tail(the_chain); 76b8: e281503c add r5, r1, #60 ; 0x3c 76bc: e08cc08c add ip, ip, ip, lsl #1 block_state = the_thread_queue->state; if ( _Thread_queue_Is_reverse_search( priority ) ) 76c0: e3130020 tst r3, #32 the_chain->permanent_null = NULL; the_chain->last = _Chain_Head(the_chain); 76c4: e2814038 add r4, r1, #56 ; 0x38 */ RTEMS_INLINE_ROUTINE void _Chain_Initialize_empty( Chain_Control *the_chain ) { the_chain->first = _Chain_Tail(the_chain); 76c8: e5815038 str r5, [r1, #56] ; 0x38 the_chain->permanent_null = NULL; 76cc: e3a05000 mov r5, #0 76d0: e581503c str r5, [r1, #60] ; 0x3c the_chain->last = _Chain_Head(the_chain); 76d4: e5814040 str r4, [r1, #64] ; 0x40 _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 ]; 76d8: e080c10c add ip, r0, ip, lsl #2 block_state = the_thread_queue->state; 76dc: e5906038 ldr r6, [r0, #56] ; 0x38 76e0: 159fa178 ldrne sl, [pc, #376] ; 7860 <_Thread_queue_Enqueue_priority+0x1b4> if ( _Thread_queue_Is_reverse_search( priority ) ) 76e4: 1a00001c bne 775c <_Thread_queue_Enqueue_priority+0xb0> */ RTEMS_INLINE_ROUTINE Chain_Node *_Chain_Tail( Chain_Control *the_chain ) { return (Chain_Node *) &the_chain->permanent_null; 76e8: e28ca004 add sl, ip, #4 static inline uint32_t arm_interrupt_disable( void ) { uint32_t arm_switch_reg; uint32_t level; asm volatile ( 76ec: e10f8000 mrs r8, CPSR 76f0: e3884080 orr r4, r8, #128 ; 0x80 76f4: e129f004 msr CPSR_fc, r4 goto restart_reverse_search; restart_forward_search: search_priority = PRIORITY_MINIMUM - 1; _ISR_Disable( level ); search_thread = (Thread_Control *) header->first; 76f8: e59c4000 ldr r4, [ip] while ( !_Chain_Is_tail( header, (Chain_Node *)search_thread ) ) { 76fc: e154000a cmp r4, sl 7700: 1a000009 bne 772c <_Thread_queue_Enqueue_priority+0x80> 7704: ea000052 b 7854 <_Thread_queue_Enqueue_priority+0x1a8> static inline void arm_interrupt_flash( uint32_t level ) { uint32_t arm_switch_reg; asm volatile ( 7708: e10f7000 mrs r7, CPSR 770c: e129f008 msr CPSR_fc, r8 7710: e129f007 msr CPSR_fc, r7 search_priority = search_thread->current_priority; if ( priority <= search_priority ) break; #endif _ISR_Flash( level ); if ( !_States_Are_set( search_thread->current_state, block_state) ) { 7714: e5947010 ldr r7, [r4, #16] 7718: e1160007 tst r6, r7 771c: 0a000033 beq 77f0 <_Thread_queue_Enqueue_priority+0x144> _ISR_Enable( level ); goto restart_forward_search; } search_thread = (Thread_Control *)search_thread->Object.Node.next; 7720: e5944000 ldr r4, [r4] restart_forward_search: search_priority = PRIORITY_MINIMUM - 1; _ISR_Disable( level ); search_thread = (Thread_Control *) header->first; while ( !_Chain_Is_tail( header, (Chain_Node *)search_thread ) ) { 7724: e154000a cmp r4, sl 7728: 0a000002 beq 7738 <_Thread_queue_Enqueue_priority+0x8c> search_priority = search_thread->current_priority; 772c: e5945014 ldr r5, [r4, #20] if ( priority <= search_priority ) 7730: e1530005 cmp r3, r5 7734: 8afffff3 bhi 7708 <_Thread_queue_Enqueue_priority+0x5c> restart_forward_search: search_priority = PRIORITY_MINIMUM - 1; _ISR_Disable( level ); search_thread = (Thread_Control *) header->first; while ( !_Chain_Is_tail( header, (Chain_Node *)search_thread ) ) { 7738: e1a06008 mov r6, r8 } search_thread = (Thread_Control *)search_thread->Object.Node.next; } if ( the_thread_queue->sync_state != 773c: e590c030 ldr ip, [r0, #48] ; 0x30 7740: e35c0001 cmp ip, #1 7744: 0a00002b beq 77f8 <_Thread_queue_Enqueue_priority+0x14c> * 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; 7748: e5826000 str r6, [r2] return the_thread_queue->sync_state; 774c: e1a0000c mov r0, ip } 7750: e8bd05f0 pop {r4, r5, r6, r7, r8, sl} 7754: e12fff1e bx lr static inline void arm_interrupt_enable( uint32_t level ) { ARM_SWITCH_REGISTERS; asm volatile ( 7758: e129f008 msr CPSR_fc, r8 the_thread->Wait.queue = the_thread_queue; _ISR_Enable( level ); return THREAD_BLOCKING_OPERATION_NOTHING_HAPPENED; restart_reverse_search: search_priority = PRIORITY_MAXIMUM + 1; 775c: e5da5000 ldrb r5, [sl] 7760: e2855001 add r5, r5, #1 static inline uint32_t arm_interrupt_disable( void ) { uint32_t arm_switch_reg; uint32_t level; asm volatile ( 7764: e10f8000 mrs r8, CPSR 7768: e3884080 orr r4, r8, #128 ; 0x80 776c: e129f004 msr CPSR_fc, r4 _ISR_Disable( level ); search_thread = (Thread_Control *) header->last; 7770: e59c4008 ldr r4, [ip, #8] while ( !_Chain_Is_head( header, (Chain_Node *)search_thread ) ) { 7774: e154000c cmp r4, ip 7778: 1a000009 bne 77a4 <_Thread_queue_Enqueue_priority+0xf8> 777c: ea00000b b 77b0 <_Thread_queue_Enqueue_priority+0x104> static inline void arm_interrupt_flash( uint32_t level ) { uint32_t arm_switch_reg; asm volatile ( 7780: e10f7000 mrs r7, CPSR 7784: e129f008 msr CPSR_fc, r8 7788: e129f007 msr CPSR_fc, r7 search_priority = search_thread->current_priority; if ( priority >= search_priority ) break; #endif _ISR_Flash( level ); if ( !_States_Are_set( search_thread->current_state, block_state) ) { 778c: e5947010 ldr r7, [r4, #16] 7790: e1160007 tst r6, r7 7794: 0affffef beq 7758 <_Thread_queue_Enqueue_priority+0xac> _ISR_Enable( level ); goto restart_reverse_search; } search_thread = (Thread_Control *) 7798: e5944004 ldr r4, [r4, #4] restart_reverse_search: search_priority = PRIORITY_MAXIMUM + 1; _ISR_Disable( level ); search_thread = (Thread_Control *) header->last; while ( !_Chain_Is_head( header, (Chain_Node *)search_thread ) ) { 779c: e154000c cmp r4, ip 77a0: 0a000002 beq 77b0 <_Thread_queue_Enqueue_priority+0x104> search_priority = search_thread->current_priority; 77a4: e5945014 ldr r5, [r4, #20] if ( priority >= search_priority ) 77a8: e1530005 cmp r3, r5 77ac: 3afffff3 bcc 7780 <_Thread_queue_Enqueue_priority+0xd4> } search_thread = (Thread_Control *) search_thread->Object.Node.previous; } if ( the_thread_queue->sync_state != 77b0: e590c030 ldr ip, [r0, #48] ; 0x30 77b4: e35c0001 cmp ip, #1 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 ) ) { 77b8: e1a06008 mov r6, r8 } search_thread = (Thread_Control *) search_thread->Object.Node.previous; } if ( the_thread_queue->sync_state != 77bc: 1affffe1 bne 7748 <_Thread_queue_Enqueue_priority+0x9c> THREAD_BLOCKING_OPERATION_NOTHING_HAPPENED ) goto synchronize; the_thread_queue->sync_state = THREAD_BLOCKING_OPERATION_SYNCHRONIZED; if ( priority == search_priority ) 77c0: e1530005 cmp r3, r5 if ( the_thread_queue->sync_state != THREAD_BLOCKING_OPERATION_NOTHING_HAPPENED ) goto synchronize; the_thread_queue->sync_state = THREAD_BLOCKING_OPERATION_SYNCHRONIZED; 77c4: e3a03000 mov r3, #0 77c8: e5803030 str r3, [r0, #48] ; 0x30 if ( priority == search_priority ) 77cc: 0a000016 beq 782c <_Thread_queue_Enqueue_priority+0x180> goto equal_priority; search_node = (Chain_Node *) search_thread; next_node = search_node->next; 77d0: e5943000 ldr r3, [r4] the_node = (Chain_Node *) the_thread; the_node->next = next_node; the_node->previous = search_node; 77d4: e8810018 stm r1, {r3, r4} search_node->next = the_node; next_node->previous = the_node; the_thread->Wait.queue = the_thread_queue; 77d8: e5810044 str r0, [r1, #68] ; 0x44 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; 77dc: e5841000 str r1, [r4] next_node->previous = the_node; 77e0: e5831004 str r1, [r3, #4] static inline void arm_interrupt_enable( uint32_t level ) { ARM_SWITCH_REGISTERS; asm volatile ( 77e4: e129f008 msr CPSR_fc, r8 77e8: e3a00001 mov r0, #1 the_thread->Wait.queue = the_thread_queue; _ISR_Enable( level ); return THREAD_BLOCKING_OPERATION_NOTHING_HAPPENED; 77ec: eaffffd7 b 7750 <_Thread_queue_Enqueue_priority+0xa4> 77f0: e129f008 msr CPSR_fc, r8 <== NOT EXECUTED 77f4: eaffffbc b 76ec <_Thread_queue_Enqueue_priority+0x40> <== NOT EXECUTED THREAD_BLOCKING_OPERATION_NOTHING_HAPPENED ) goto synchronize; the_thread_queue->sync_state = THREAD_BLOCKING_OPERATION_SYNCHRONIZED; if ( priority == search_priority ) 77f8: e1530005 cmp r3, r5 if ( the_thread_queue->sync_state != THREAD_BLOCKING_OPERATION_NOTHING_HAPPENED ) goto synchronize; the_thread_queue->sync_state = THREAD_BLOCKING_OPERATION_SYNCHRONIZED; 77fc: e3a03000 mov r3, #0 7800: e5803030 str r3, [r0, #48] ; 0x30 if ( priority == search_priority ) 7804: 0a000008 beq 782c <_Thread_queue_Enqueue_priority+0x180> goto equal_priority; search_node = (Chain_Node *) search_thread; previous_node = search_node->previous; 7808: e5943004 ldr r3, [r4, #4] the_node = (Chain_Node *) the_thread; the_node->next = search_node; 780c: e5814000 str r4, [r1] the_node->previous = previous_node; 7810: e5813004 str r3, [r1, #4] previous_node->next = the_node; search_node->previous = the_node; the_thread->Wait.queue = the_thread_queue; 7814: e5810044 str r0, [r1, #68] ; 0x44 previous_node = search_node->previous; the_node = (Chain_Node *) the_thread; the_node->next = search_node; the_node->previous = previous_node; previous_node->next = the_node; 7818: e5831000 str r1, [r3] search_node->previous = the_node; 781c: e5841004 str r1, [r4, #4] 7820: e129f008 msr CPSR_fc, r8 7824: e3a00001 mov r0, #1 the_thread->Wait.queue = the_thread_queue; _ISR_Enable( level ); return THREAD_BLOCKING_OPERATION_NOTHING_HAPPENED; 7828: eaffffc8 b 7750 <_Thread_queue_Enqueue_priority+0xa4> 782c: e284403c add r4, r4, #60 ; 0x3c _ISR_Enable( level ); return THREAD_BLOCKING_OPERATION_NOTHING_HAPPENED; equal_priority: /* add at end of priority group */ search_node = _Chain_Tail( &search_thread->Wait.Block2n ); previous_node = search_node->previous; 7830: e5943004 ldr r3, [r4, #4] the_node = (Chain_Node *) the_thread; the_node->next = search_node; 7834: e5814000 str r4, [r1] the_node->previous = previous_node; 7838: e5813004 str r3, [r1, #4] previous_node->next = the_node; search_node->previous = the_node; the_thread->Wait.queue = the_thread_queue; 783c: e5810044 str r0, [r1, #68] ; 0x44 previous_node = search_node->previous; the_node = (Chain_Node *) the_thread; the_node->next = search_node; the_node->previous = previous_node; previous_node->next = the_node; 7840: e5831000 str r1, [r3] search_node->previous = the_node; 7844: e5841004 str r1, [r4, #4] 7848: e129f006 msr CPSR_fc, r6 784c: e3a00001 mov r0, #1 the_thread->Wait.queue = the_thread_queue; _ISR_Enable( level ); return THREAD_BLOCKING_OPERATION_NOTHING_HAPPENED; 7850: eaffffbe b 7750 <_Thread_queue_Enqueue_priority+0xa4> restart_forward_search: search_priority = PRIORITY_MINIMUM - 1; _ISR_Disable( level ); search_thread = (Thread_Control *) header->first; while ( !_Chain_Is_tail( header, (Chain_Node *)search_thread ) ) { 7854: e1a06008 mov r6, r8 7858: e3e05000 mvn r5, #0 785c: eaffffb6 b 773c <_Thread_queue_Enqueue_priority+0x90> =============================================================================== 000162d0 <_Timer_server_Body>: * @a arg points to the corresponding timer server control block. */ static rtems_task _Timer_server_Body( rtems_task_argument arg ) { 162d0: e92d4ff0 push {r4, r5, r6, r7, r8, r9, sl, fp, lr} 162d4: e24dd024 sub sp, sp, #36 ; 0x24 162d8: e28d700c add r7, sp, #12 162dc: e28d2018 add r2, sp, #24 162e0: e1a04000 mov r4, r0 RTEMS_INLINE_ROUTINE void _Chain_Initialize_empty( Chain_Control *the_chain ) { the_chain->first = _Chain_Tail(the_chain); the_chain->permanent_null = NULL; 162e4: e3a03000 mov r3, #0 */ RTEMS_INLINE_ROUTINE Chain_Node *_Chain_Tail( Chain_Control *the_chain ) { return (Chain_Node *) &the_chain->permanent_null; 162e8: e282a004 add sl, r2, #4 162ec: e2872004 add r2, r7, #4 162f0: e58d2000 str r2, [sp] RTEMS_INLINE_ROUTINE void _Chain_Initialize_empty( Chain_Control *the_chain ) { the_chain->first = _Chain_Tail(the_chain); the_chain->permanent_null = NULL; 162f4: e58d301c str r3, [sp, #28] the_chain->last = _Chain_Head(the_chain); 162f8: e28d0018 add r0, sp, #24 */ RTEMS_INLINE_ROUTINE void _Chain_Initialize_empty( Chain_Control *the_chain ) { the_chain->first = _Chain_Tail(the_chain); 162fc: e58d200c str r2, [sp, #12] the_chain->permanent_null = NULL; 16300: e58d3010 str r3, [sp, #16] static void _Timer_server_Stop_interval_system_watchdog( Timer_server_Control *ts ) { _Watchdog_Remove( &ts->Interval_watchdogs.System_watchdog ); 16304: e2842008 add r2, r4, #8 static void _Timer_server_Stop_tod_system_watchdog( Timer_server_Control *ts ) { _Watchdog_Remove( &ts->TOD_watchdogs.System_watchdog ); 16308: e2843040 add r3, r4, #64 ; 0x40 */ RTEMS_INLINE_ROUTINE void _Chain_Initialize_empty( Chain_Control *the_chain ) { the_chain->first = _Chain_Tail(the_chain); 1630c: e58da018 str sl, [sp, #24] the_chain->permanent_null = NULL; the_chain->last = _Chain_Head(the_chain); 16310: e58d0020 str r0, [sp, #32] 16314: e58d7014 str r7, [sp, #20] 16318: e59f91a0 ldr r9, [pc, #416] ; 164c0 <_Timer_server_Body+0x1f0> 1631c: e59fb1a0 ldr fp, [pc, #416] ; 164c4 <_Timer_server_Body+0x1f4> static void _Timer_server_Stop_interval_system_watchdog( Timer_server_Control *ts ) { _Watchdog_Remove( &ts->Interval_watchdogs.System_watchdog ); 16320: e58d2008 str r2, [sp, #8] static void _Timer_server_Stop_tod_system_watchdog( Timer_server_Control *ts ) { _Watchdog_Remove( &ts->TOD_watchdogs.System_watchdog ); 16324: e58d3004 str r3, [sp, #4] */ Watchdog_Interval delta = snapshot - watchdogs->last_snapshot; watchdogs->last_snapshot = snapshot; _Watchdog_Adjust_to_chain( &watchdogs->Chain, delta, fire_chain ); 16328: e2846030 add r6, r4, #48 ; 0x30 /* * This path is for normal forward movement and cases where the * TOD has been set forward. */ delta = snapshot - last_snapshot; _Watchdog_Adjust_to_chain( &watchdogs->Chain, delta, fire_chain ); 1632c: e2848068 add r8, r4, #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; 16330: e28d0018 add r0, sp, #24 16334: e5840078 str r0, [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; 16338: e5993000 ldr r3, [r9] /* * We assume adequate unsigned arithmetic here. */ Watchdog_Interval delta = snapshot - watchdogs->last_snapshot; 1633c: e594103c ldr r1, [r4, #60] ; 0x3c watchdogs->last_snapshot = snapshot; _Watchdog_Adjust_to_chain( &watchdogs->Chain, delta, fire_chain ); 16340: e1a00006 mov r0, r6 16344: e0611003 rsb r1, r1, r3 /* * We assume adequate unsigned arithmetic here. */ Watchdog_Interval delta = snapshot - watchdogs->last_snapshot; watchdogs->last_snapshot = snapshot; 16348: e584303c str r3, [r4, #60] ; 0x3c _Watchdog_Adjust_to_chain( &watchdogs->Chain, delta, fire_chain ); 1634c: e1a02007 mov r2, r7 16350: eb00111f bl 1a7d4 <_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(); 16354: e59b5000 ldr r5, [fp] Watchdog_Interval last_snapshot = watchdogs->last_snapshot; 16358: e5941074 ldr r1, [r4, #116] ; 0x74 /* * Process the seconds chain. Start by checking that the Time * of Day (TOD) has not been set backwards. If it has then * we want to adjust the watchdogs->Chain to indicate this. */ if ( snapshot > last_snapshot ) { 1635c: e1550001 cmp r5, r1 16360: 8a000022 bhi 163f0 <_Timer_server_Body+0x120> * TOD has been set forward. */ delta = snapshot - last_snapshot; _Watchdog_Adjust_to_chain( &watchdogs->Chain, delta, fire_chain ); } else if ( snapshot < last_snapshot ) { 16364: 3a000018 bcc 163cc <_Timer_server_Body+0xfc> */ delta = last_snapshot - snapshot; _Watchdog_Adjust( &watchdogs->Chain, WATCHDOG_BACKWARD, delta ); } watchdogs->last_snapshot = snapshot; 16368: 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 ); 1636c: e5940078 ldr r0, [r4, #120] ; 0x78 16370: eb00025c bl 16ce8 <_Chain_Get> if ( timer == NULL ) { 16374: e3500000 cmp r0, #0 16378: 0a00000b beq 163ac <_Timer_server_Body+0xdc> static void _Timer_server_Insert_timer( Timer_server_Control *ts, Timer_Control *timer ) { if ( timer->the_class == TIMER_INTERVAL_ON_TASK ) { 1637c: e5903038 ldr r3, [r0, #56] ; 0x38 16380: e3530001 cmp r3, #1 16384: 0a000015 beq 163e0 <_Timer_server_Body+0x110> _Watchdog_Insert( &ts->Interval_watchdogs.Chain, &timer->Ticker ); } else if ( timer->the_class == TIMER_TIME_OF_DAY_ON_TASK ) { 16388: e3530003 cmp r3, #3 1638c: 1afffff6 bne 1636c <_Timer_server_Body+0x9c> _Watchdog_Insert( &ts->TOD_watchdogs.Chain, &timer->Ticker ); 16390: e2801010 add r1, r0, #16 16394: e1a00008 mov r0, r8 16398: eb00113c bl 1a890 <_Watchdog_Insert> } static void _Timer_server_Process_insertions( Timer_server_Control *ts ) { while ( true ) { Timer_Control *timer = (Timer_Control *) _Chain_Get( ts->insert_chain ); 1639c: e5940078 ldr r0, [r4, #120] ; 0x78 163a0: eb000250 bl 16ce8 <_Chain_Get> if ( timer == NULL ) { 163a4: e3500000 cmp r0, #0 163a8: 1afffff3 bne 1637c <_Timer_server_Body+0xac> static inline uint32_t arm_interrupt_disable( void ) { uint32_t arm_switch_reg; uint32_t level; asm volatile ( 163ac: e10f2000 mrs r2, CPSR 163b0: e3823080 orr r3, r2, #128 ; 0x80 163b4: e129f003 msr CPSR_fc, r3 * body loop. */ _Timer_server_Process_insertions( ts ); _ISR_Disable( level ); if ( _Chain_Is_empty( insert_chain ) ) { 163b8: e59d3018 ldr r3, [sp, #24] 163bc: e15a0003 cmp sl, r3 163c0: 0a00000f beq 16404 <_Timer_server_Body+0x134> static inline void arm_interrupt_enable( uint32_t level ) { ARM_SWITCH_REGISTERS; asm volatile ( 163c4: e129f002 msr CPSR_fc, r2 <== NOT EXECUTED 163c8: eaffffda b 16338 <_Timer_server_Body+0x68> <== 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 ); 163cc: e0652001 rsb r2, r5, r1 163d0: e1a00008 mov r0, r8 163d4: e3a01001 mov r1, #1 163d8: eb0010ce bl 1a718 <_Watchdog_Adjust> 163dc: eaffffe1 b 16368 <_Timer_server_Body+0x98> Timer_server_Control *ts, Timer_Control *timer ) { if ( timer->the_class == TIMER_INTERVAL_ON_TASK ) { _Watchdog_Insert( &ts->Interval_watchdogs.Chain, &timer->Ticker ); 163e0: e2801010 add r1, r0, #16 163e4: e1a00006 mov r0, r6 163e8: eb001128 bl 1a890 <_Watchdog_Insert> 163ec: eaffffde b 1636c <_Timer_server_Body+0x9c> /* * 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 ); 163f0: e0611005 rsb r1, r1, r5 163f4: e1a00008 mov r0, r8 163f8: e1a02007 mov r2, r7 163fc: eb0010f4 bl 1a7d4 <_Watchdog_Adjust_to_chain> 16400: eaffffd8 b 16368 <_Timer_server_Body+0x98> */ _Timer_server_Process_insertions( ts ); _ISR_Disable( level ); if ( _Chain_Is_empty( insert_chain ) ) { ts->insert_chain = NULL; 16404: e5840078 str r0, [r4, #120] ; 0x78 16408: 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 ) ) { 1640c: e59d300c ldr r3, [sp, #12] 16410: e59d2000 ldr r2, [sp] 16414: e1520003 cmp r2, r3 16418: 159d5000 ldrne r5, [sp] 1641c: 1a00000a bne 1644c <_Timer_server_Body+0x17c> 16420: ea000011 b 1646c <_Timer_server_Body+0x19c> { Chain_Node *return_node; Chain_Node *new_first; return_node = the_chain->first; new_first = return_node->next; 16424: e5932000 ldr r2, [r3] * service routine may remove a watchdog from the chain. */ _ISR_Disable( level ); watchdog = (Watchdog_Control *) _Chain_Get_unprotected( &fire_chain ); if ( watchdog != NULL ) { watchdog->state = WATCHDOG_INACTIVE; 16428: e3a00000 mov r0, #0 the_chain->first = new_first; 1642c: e58d200c str r2, [sp, #12] 16430: e5830008 str r0, [r3, #8] new_first->previous = _Chain_Head(the_chain); 16434: e5827004 str r7, [r2, #4] 16438: 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 ); 1643c: e2830020 add r0, r3, #32 16440: e8900003 ldm r0, {r0, r1} 16444: e1a0e00f mov lr, pc 16448: e593f01c ldr pc, [r3, #28] static inline uint32_t arm_interrupt_disable( void ) { uint32_t arm_switch_reg; uint32_t level; asm volatile ( 1644c: e10f1000 mrs r1, CPSR 16450: e3813080 orr r3, r1, #128 ; 0x80 16454: e129f003 msr CPSR_fc, r3 */ RTEMS_INLINE_ROUTINE bool _Chain_Is_empty( Chain_Control *the_chain ) { return (the_chain->first == _Chain_Tail(the_chain)); 16458: e59d300c ldr r3, [sp, #12] */ RTEMS_INLINE_ROUTINE Chain_Node *_Chain_Get_unprotected( Chain_Control *the_chain ) { if ( !_Chain_Is_empty(the_chain)) 1645c: e1550003 cmp r5, r3 16460: 1affffef bne 16424 <_Timer_server_Body+0x154> static inline void arm_interrupt_enable( uint32_t level ) { ARM_SWITCH_REGISTERS; asm volatile ( 16464: e129f001 msr CPSR_fc, r1 16468: eaffffb0 b 16330 <_Timer_server_Body+0x60> } } else { ts->active = false; 1646c: e3a02000 mov r2, #0 16470: e5c4207c strb r2, [r4, #124] ; 0x7c 16474: e59f004c ldr r0, [pc, #76] ; 164c8 <_Timer_server_Body+0x1f8> 16478: e5903000 ldr r3, [r0] 1647c: e2833001 add r3, r3, #1 16480: e5803000 str r3, [r0] /* * Block until there is something to do. */ _Thread_Disable_dispatch(); _Thread_Set_state( ts->thread, STATES_DELAYING ); 16484: e3a01008 mov r1, #8 16488: e5940000 ldr r0, [r4] 1648c: eb000e25 bl 19d28 <_Thread_Set_state> _Timer_server_Reset_interval_system_watchdog( ts ); 16490: e1a00004 mov r0, r4 16494: ebffff61 bl 16220 <_Timer_server_Reset_interval_system_watchdog> _Timer_server_Reset_tod_system_watchdog( ts ); 16498: e1a00004 mov r0, r4 1649c: ebffff75 bl 16278 <_Timer_server_Reset_tod_system_watchdog> _Thread_Enable_dispatch(); 164a0: eb000b62 bl 19230 <_Thread_Enable_dispatch> ts->active = true; 164a4: e3a02001 mov r2, #1 164a8: e5c4207c strb r2, [r4, #124] ; 0x7c static void _Timer_server_Stop_interval_system_watchdog( Timer_server_Control *ts ) { _Watchdog_Remove( &ts->Interval_watchdogs.System_watchdog ); 164ac: e59d0008 ldr r0, [sp, #8] 164b0: eb001159 bl 1aa1c <_Watchdog_Remove> static void _Timer_server_Stop_tod_system_watchdog( Timer_server_Control *ts ) { _Watchdog_Remove( &ts->TOD_watchdogs.System_watchdog ); 164b4: e59d0004 ldr r0, [sp, #4] 164b8: eb001157 bl 1aa1c <_Watchdog_Remove> 164bc: eaffff9b b 16330 <_Timer_server_Body+0x60> =============================================================================== 0000a1c8 <_Watchdog_Adjust>: void _Watchdog_Adjust( Chain_Control *header, Watchdog_Adjust_directions direction, Watchdog_Interval units ) { a1c8: e92d41f0 push {r4, r5, r6, r7, r8, lr} a1cc: e1a04000 mov r4, r0 a1d0: e1a05002 mov r5, r2 static inline uint32_t arm_interrupt_disable( void ) { uint32_t arm_switch_reg; uint32_t level; asm volatile ( a1d4: e10f3000 mrs r3, CPSR a1d8: e3832080 orr r2, r3, #128 ; 0x80 a1dc: e129f002 msr CPSR_fc, r2 */ RTEMS_INLINE_ROUTINE bool _Chain_Is_empty( Chain_Control *the_chain ) { return (the_chain->first == _Chain_Tail(the_chain)); a1e0: e1a07000 mov r7, r0 a1e4: 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 ) ) { a1e8: e1520007 cmp r2, r7 a1ec: 0a000018 beq a254 <_Watchdog_Adjust+0x8c> switch ( direction ) { a1f0: e3510000 cmp r1, #0 a1f4: 1a000018 bne a25c <_Watchdog_Adjust+0x94> case WATCHDOG_BACKWARD: _Watchdog_First( header )->delta_interval += units; break; case WATCHDOG_FORWARD: while ( units ) { a1f8: e3550000 cmp r5, #0 a1fc: 0a000014 beq a254 <_Watchdog_Adjust+0x8c> if ( units < _Watchdog_First( header )->delta_interval ) { a200: e5926010 ldr r6, [r2, #16] a204: e1550006 cmp r5, r6 _Watchdog_First( header )->delta_interval -= units; break; } else { units -= _Watchdog_First( header )->delta_interval; _Watchdog_First( header )->delta_interval = 1; a208: 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 ) { a20c: 2a000005 bcs a228 <_Watchdog_Adjust+0x60> a210: ea000018 b a278 <_Watchdog_Adjust+0xb0> <== NOT EXECUTED switch ( direction ) { case WATCHDOG_BACKWARD: _Watchdog_First( header )->delta_interval += units; break; case WATCHDOG_FORWARD: while ( units ) { a214: e0555006 subs r5, r5, r6 a218: 0a00000d beq a254 <_Watchdog_Adjust+0x8c> if ( units < _Watchdog_First( header )->delta_interval ) { a21c: e5926010 ldr r6, [r2, #16] a220: e1560005 cmp r6, r5 a224: 8a000013 bhi a278 <_Watchdog_Adjust+0xb0> _Watchdog_First( header )->delta_interval -= units; break; } else { units -= _Watchdog_First( header )->delta_interval; _Watchdog_First( header )->delta_interval = 1; a228: e5828010 str r8, [r2, #16] static inline void arm_interrupt_enable( uint32_t level ) { ARM_SWITCH_REGISTERS; asm volatile ( a22c: e129f003 msr CPSR_fc, r3 _ISR_Enable( level ); _Watchdog_Tickle( header ); a230: e1a00004 mov r0, r4 a234: eb0000a0 bl a4bc <_Watchdog_Tickle> static inline uint32_t arm_interrupt_disable( void ) { uint32_t arm_switch_reg; uint32_t level; asm volatile ( a238: e10f3000 mrs r3, CPSR a23c: e3832080 orr r2, r3, #128 ; 0x80 a240: e129f002 msr CPSR_fc, r2 a244: e5941000 ldr r1, [r4] _ISR_Disable( level ); if ( _Chain_Is_empty( header ) ) a248: e1570001 cmp r7, r1 RTEMS_INLINE_ROUTINE Watchdog_Control *_Watchdog_First( Chain_Control *header ) { return ( (Watchdog_Control *) header->first ); a24c: e1a02001 mov r2, r1 a250: 1affffef bne a214 <_Watchdog_Adjust+0x4c> static inline void arm_interrupt_enable( uint32_t level ) { ARM_SWITCH_REGISTERS; asm volatile ( a254: e129f003 msr CPSR_fc, r3 } } _ISR_Enable( level ); } a258: e8bd81f0 pop {r4, r5, r6, r7, r8, pc} * unmodified across that call. * * Till Straumann, 7/2003 */ if ( !_Chain_Is_empty( header ) ) { switch ( direction ) { a25c: e3510001 cmp r1, #1 a260: 1afffffb bne a254 <_Watchdog_Adjust+0x8c> case WATCHDOG_BACKWARD: _Watchdog_First( header )->delta_interval += units; a264: e5921010 ldr r1, [r2, #16] a268: e0815005 add r5, r1, r5 a26c: e5825010 str r5, [r2, #16] a270: e129f003 msr CPSR_fc, r3 } } _ISR_Enable( level ); } a274: 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; a278: e0655006 rsb r5, r5, r6 a27c: e5825010 str r5, [r2, #16] break; a280: eafffff3 b a254 <_Watchdog_Adjust+0x8c> =============================================================================== 0000d5a8 : int killinfo( pid_t pid, int sig, const union sigval *value ) { d5a8: e92d4ff0 push {r4, r5, r6, r7, r8, r9, sl, fp, lr} d5ac: e24dd00c sub sp, sp, #12 d5b0: e1a04000 mov r4, r0 d5b4: e1a05001 mov r5, r1 d5b8: e1a08002 mov r8, r2 POSIX_signals_Siginfo_node *psiginfo; /* * Only supported for the "calling process" (i.e. this node). */ if ( pid != getpid() ) d5bc: ebfffc1d bl c638 d5c0: e1500004 cmp r0, r4 d5c4: 1a000095 bne d820 rtems_set_errno_and_return_minus_one( ESRCH ); /* * Validate the signal passed. */ if ( !sig ) d5c8: e3550000 cmp r5, #0 d5cc: 0a000098 beq d834 static inline bool is_valid_signo( int signo ) { return ((signo) >= 1 && (signo) <= 32 ); d5d0: e2453001 sub r3, r5, #1 rtems_set_errno_and_return_minus_one( EINVAL ); if ( !is_valid_signo(sig) ) d5d4: e353001f cmp r3, #31 d5d8: 8a000095 bhi d834 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 ) d5dc: e59f627c ldr r6, [pc, #636] ; d860 d5e0: e1a07085 lsl r7, r5, #1 d5e4: e0872005 add r2, r7, r5 d5e8: e0862102 add r2, r6, r2, lsl #2 d5ec: e5922008 ldr r2, [r2, #8] d5f0: e3520001 cmp r2, #1 d5f4: 0a000039 beq d6e0 /* * 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 ) ) d5f8: e3550008 cmp r5, #8 d5fc: 13550004 cmpne r5, #4 d600: 0a000039 beq d6ec d604: e355000b cmp r5, #11 d608: 0a000037 beq d6ec static inline sigset_t signo_to_mask( uint32_t sig ) { return 1u << (sig - 1); d60c: e3a04001 mov r4, #1 /* * Build up a siginfo structure */ siginfo = &siginfo_struct; siginfo->si_signo = sig; siginfo->si_code = SI_USER; d610: e58d4004 str r4, [sp, #4] /* * Build up a siginfo structure */ siginfo = &siginfo_struct; siginfo->si_signo = sig; d614: e58d5000 str r5, [sp] siginfo->si_code = SI_USER; if ( !value ) { d618: e3580000 cmp r8, #0 d61c: e1a04314 lsl r4, r4, r3 siginfo->si_value.sival_int = 0; } else { siginfo->si_value = *value; d620: 15983000 ldrne r3, [r8] d624: 158d3008 strne r3, [sp, #8] d628: e59f3234 ldr r3, [pc, #564] ; d864 d62c: e5932000 ldr r2, [r3] d630: 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; d634: 058d8008 streq r8, [sp, #8] d638: 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; d63c: e59f3224 ldr r3, [pc, #548] ; d868 d640: e5930000 ldr r0, [r3] api = the_thread->API_Extensions[ THREAD_API_POSIX ]; d644: e5903108 ldr r3, [r0, #264] ; 0x108 d648: e59330cc ldr r3, [r3, #204] ; 0xcc d64c: e1d43003 bics r3, r4, r3 d650: 1a000014 bne d6a8 /* XXX violation of visibility -- need to define thread queue support */ the_chain = &_POSIX_signals_Wait_queue.Queues.Fifo; for ( the_node = the_chain->first ; d654: e59f1210 ldr r1, [pc, #528] ; d86c d658: e4913004 ldr r3, [r1], #4 d65c: e1530001 cmp r3, r1 d660: 0a000036 beq d740 #endif /* * Is this thread is actually blocked waiting for the signal? */ if (the_thread->Wait.option & mask) d664: e5932030 ldr r2, [r3, #48] ; 0x30 d668: 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; d66c: e1a00003 mov r0, r3 api = the_thread->API_Extensions[ THREAD_API_POSIX ]; d670: e5932108 ldr r2, [r3, #264] ; 0x108 #endif /* * Is this thread is actually blocked waiting for the signal? */ if (the_thread->Wait.option & mask) d674: 0a000008 beq d69c d678: ea00000a b d6a8 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 ) { d67c: 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 ; d680: e1530001 cmp r3, r1 d684: 0a00002d beq d740 #endif /* * Is this thread is actually blocked waiting for the signal? */ if (the_thread->Wait.option & mask) d688: e5932030 ldr r2, [r3, #48] ; 0x30 <== NOT EXECUTED d68c: 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; d690: e1a00003 mov r0, r3 <== NOT EXECUTED api = the_thread->API_Extensions[ THREAD_API_POSIX ]; d694: 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) d698: 1a000002 bne d6a8 <== NOT EXECUTED /* * Is this thread is blocked waiting for another signal but has * not blocked this one? */ if (~api->signals_blocked & mask) d69c: e59220cc ldr r2, [r2, #204] ; 0xcc d6a0: e1d42002 bics r2, r4, r2 d6a4: 0afffff4 beq d67c * thread needs to do the post context switch extension so it can * evaluate the signals pending. */ process_it: the_thread->do_post_task_switch_extension = true; d6a8: e3a03001 mov r3, #1 d6ac: e5c03074 strb r3, [r0, #116] ; 0x74 /* * Returns true if the signal was synchronously given to a thread * blocked waiting for the signal. */ if ( _POSIX_signals_Unblock_thread( the_thread, sig, siginfo ) ) { d6b0: e1a01005 mov r1, r5 d6b4: e1a0200d mov r2, sp d6b8: eb0000a5 bl d954 <_POSIX_signals_Unblock_thread> d6bc: e3500000 cmp r0, #0 d6c0: 1a00001b bne d734 * 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 ); if ( _POSIX_signals_Vectors[ sig ].sa_flags == SA_SIGINFO ) { d6c4: 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 ); d6c8: e1a00004 mov r0, r4 d6cc: eb00008e bl d90c <_POSIX_signals_Set_process_signals> if ( _POSIX_signals_Vectors[ sig ].sa_flags == SA_SIGINFO ) { d6d0: e7963105 ldr r3, [r6, r5, lsl #2] d6d4: e3530002 cmp r3, #2 d6d8: 0a000007 beq d6fc _Chain_Append( &_POSIX_signals_Siginfo[ sig ], &psiginfo->Node ); } DEBUG_STEP("\n"); _Thread_Enable_dispatch(); d6dc: ebffe681 bl 70e8 <_Thread_Enable_dispatch> d6e0: e3a00000 mov r0, #0 return 0; } d6e4: e28dd00c add sp, sp, #12 d6e8: 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 ); d6ec: eb000123 bl db80 d6f0: e1a01005 mov r1, r5 d6f4: eb0000e3 bl da88 d6f8: eafffff9 b d6e4 */ _POSIX_signals_Set_process_signals( mask ); if ( _POSIX_signals_Vectors[ sig ].sa_flags == SA_SIGINFO ) { psiginfo = (POSIX_signals_Siginfo_node *) d6fc: e59f016c ldr r0, [pc, #364] ; d870 d700: ebffe0ba bl 59f0 <_Chain_Get> _Chain_Get( &_POSIX_signals_Inactive_siginfo ); if ( !psiginfo ) { d704: e250c000 subs ip, r0, #0 d708: 0a00004e beq d848 _Thread_Enable_dispatch(); rtems_set_errno_and_return_minus_one( EAGAIN ); } psiginfo->Info = *siginfo; d70c: e1a0300d mov r3, sp d710: e8930007 ldm r3, {r0, r1, r2} d714: e28c3008 add r3, ip, #8 d718: e8830007 stm r3, {r0, r1, r2} _Chain_Append( &_POSIX_signals_Siginfo[ sig ], &psiginfo->Node ); d71c: e59f0150 ldr r0, [pc, #336] ; d874 d720: e1a0100c mov r1, ip d724: e0800105 add r0, r0, r5, lsl #2 d728: ebffe0a5 bl 59c4 <_Chain_Append> } DEBUG_STEP("\n"); _Thread_Enable_dispatch(); d72c: ebffe66d bl 70e8 <_Thread_Enable_dispatch> d730: eaffffea b d6e0 /* * Returns true if the signal was synchronously given to a thread * blocked waiting for the signal. */ if ( _POSIX_signals_Unblock_thread( the_thread, sig, siginfo ) ) { _Thread_Enable_dispatch(); d734: ebffe66b bl 70e8 <_Thread_Enable_dispatch> d738: e3a00000 mov r0, #0 return 0; d73c: eaffffe8 b d6e4 * NOTES: * * + rtems internal threads do not receive signals. */ interested = NULL; interested_priority = PRIORITY_MAXIMUM + 1; d740: e59f3130 ldr r3, [pc, #304] ; d878 d744: e5d3c000 ldrb ip, [r3] d748: e59f812c ldr r8, [pc, #300] ; d87c d74c: e28cc001 add ip, ip, #1 */ #define _POSIX_signals_Is_interested( _api, _mask ) \ ( ~(_api)->signals_blocked & (_mask) ) int killinfo( d750: e3a0a000 mov sl, #0 for (the_api = OBJECTS_CLASSIC_API; the_api <= OBJECTS_APIS_LAST; the_api++) { /* * This can occur when no one is interested and ITRON is not configured. */ if ( !_Objects_Information_table[ the_api ] ) d754: e5983008 ldr r3, [r8, #8] d758: e3530000 cmp r3, #0 d75c: 0a000020 beq d7e4 continue; the_info = _Objects_Information_table[ the_api ][ 1 ]; d760: e5933004 ldr r3, [r3, #4] */ if ( !the_info ) continue; #endif maximum = the_info->maximum; d764: e1d301b0 ldrh r0, [r3, #16] object_table = the_info->local_table; for ( index = 1 ; index <= maximum ; index++ ) { d768: e3500000 cmp r0, #0 if ( !the_info ) continue; #endif maximum = the_info->maximum; object_table = the_info->local_table; d76c: e593e01c ldr lr, [r3, #28] for ( index = 1 ; index <= maximum ; index++ ) { d770: 0a00001b beq d7e4 d774: e3a03001 mov r3, #1 the_thread = (Thread_Control *) object_table[ index ]; d778: e79e2103 ldr r2, [lr, r3, lsl #2] if ( !the_thread ) d77c: e3520000 cmp r2, #0 #endif maximum = the_info->maximum; object_table = the_info->local_table; for ( index = 1 ; index <= maximum ; index++ ) { d780: e2833001 add r3, r3, #1 the_thread = (Thread_Control *) object_table[ index ]; if ( !the_thread ) d784: 0a000014 beq d7dc /* * If this thread is of lower priority than the interested thread, * go on to the next thread. */ if ( the_thread->current_priority > interested_priority ) d788: e5921014 ldr r1, [r2, #20] d78c: e151000c cmp r1, ip d790: 8a000011 bhi d7dc DEBUG_STEP("2"); /* * If this thread is not interested, then go on to the next thread. */ api = the_thread->API_Extensions[ THREAD_API_POSIX ]; d794: e5929108 ldr r9, [r2, #264] ; 0x108 d798: e59990cc ldr r9, [r9, #204] ; 0xcc d79c: e1d49009 bics r9, r4, r9 d7a0: 0a00000d beq d7dc * * 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 ) { d7a4: e151000c cmp r1, ip d7a8: 3a000009 bcc d7d4 * and blocking interruptibutable by signal. * * If the interested thread is ready, don't think about changing. */ if ( !_States_Is_ready( interested->current_state ) ) { d7ac: e59a9010 ldr r9, [sl, #16] d7b0: e3590000 cmp r9, #0 d7b4: 0a000008 beq d7dc /* preferred ready over blocked */ DEBUG_STEP("5"); if ( _States_Is_ready( the_thread->current_state ) ) { d7b8: e592b010 ldr fp, [r2, #16] d7bc: e35b0000 cmp fp, #0 d7c0: 0a000003 beq d7d4 continue; } DEBUG_STEP("6"); /* prefer blocked/interruptible over blocked/not interruptible */ if ( !_States_Is_interruptible_by_signal(interested->current_state) ) { d7c4: e3190201 tst r9, #268435456 ; 0x10000000 d7c8: 1a000003 bne d7dc DEBUG_STEP("7"); if ( _States_Is_interruptible_by_signal(the_thread->current_state) ) { d7cc: e31b0201 tst fp, #268435456 ; 0x10000000 d7d0: 0a000001 beq d7dc d7d4: e1a0c001 mov ip, r1 d7d8: e1a0a002 mov sl, r2 #endif maximum = the_info->maximum; object_table = the_info->local_table; for ( index = 1 ; index <= maximum ; index++ ) { d7dc: e1500003 cmp r0, r3 d7e0: 2affffe4 bcs d778 * + 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++) { d7e4: e59f3094 ldr r3, [pc, #148] ; d880 #endif maximum = the_info->maximum; object_table = the_info->local_table; for ( index = 1 ; index <= maximum ; index++ ) { d7e8: e2888004 add r8, r8, #4 * + rtems internal threads do not receive signals. */ interested = NULL; interested_priority = PRIORITY_MAXIMUM + 1; for (the_api = OBJECTS_CLASSIC_API; the_api <= OBJECTS_APIS_LAST; the_api++) { d7ec: e1580003 cmp r8, r3 d7f0: 1affffd7 bne d754 } } } } if ( interested ) { d7f4: e35a0000 cmp sl, #0 d7f8: 0affffb1 beq d6c4 d7fc: e1a0000a mov r0, sl * thread needs to do the post context switch extension so it can * evaluate the signals pending. */ process_it: the_thread->do_post_task_switch_extension = true; d800: e3a03001 mov r3, #1 d804: e5c03074 strb r3, [r0, #116] ; 0x74 /* * Returns true if the signal was synchronously given to a thread * blocked waiting for the signal. */ if ( _POSIX_signals_Unblock_thread( the_thread, sig, siginfo ) ) { d808: e1a01005 mov r1, r5 d80c: e1a0200d mov r2, sp d810: eb00004f bl d954 <_POSIX_signals_Unblock_thread> d814: e3500000 cmp r0, #0 d818: 0affffa9 beq d6c4 d81c: eaffffc4 b d734 <== NOT EXECUTED /* * Only supported for the "calling process" (i.e. this node). */ if ( pid != getpid() ) rtems_set_errno_and_return_minus_one( ESRCH ); d820: eb000105 bl dc3c <__errno> d824: e3a03003 mov r3, #3 d828: e5803000 str r3, [r0] d82c: e3e00000 mvn r0, #0 d830: eaffffab b d6e4 */ if ( !sig ) rtems_set_errno_and_return_minus_one( EINVAL ); if ( !is_valid_signo(sig) ) rtems_set_errno_and_return_minus_one( EINVAL ); d834: eb000100 bl dc3c <__errno> d838: e3a03016 mov r3, #22 d83c: e5803000 str r3, [r0] d840: e3e00000 mvn r0, #0 d844: eaffffa6 b d6e4 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(); d848: ebffe626 bl 70e8 <_Thread_Enable_dispatch> rtems_set_errno_and_return_minus_one( EAGAIN ); d84c: eb0000fa bl dc3c <__errno> d850: e3a0300b mov r3, #11 d854: e5803000 str r3, [r0] d858: e3e00000 mvn r0, #0 d85c: eaffffa0 b d6e4 =============================================================================== 00006360 : int pthread_rwlock_timedrdlock( pthread_rwlock_t *rwlock, const struct timespec *abstime ) { 6360: e92d4030 push {r4, r5, lr} Objects_Locations location; Watchdog_Interval ticks; bool do_wait = true; POSIX_Absolute_timeout_conversion_results_t status; if ( !rwlock ) 6364: e2505000 subs r5, r0, #0 int pthread_rwlock_timedrdlock( pthread_rwlock_t *rwlock, const struct timespec *abstime ) { 6368: e24dd00c sub sp, sp, #12 Objects_Locations location; Watchdog_Interval ticks; bool do_wait = true; POSIX_Absolute_timeout_conversion_results_t status; if ( !rwlock ) 636c: 0a00001d beq 63e8 * * 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 ); 6370: e1a00001 mov r0, r1 6374: e28d1004 add r1, sp, #4 6378: eb00197a bl c968 <_POSIX_Absolute_timeout_to_ticks> 637c: e5951000 ldr r1, [r5] 6380: e1a04000 mov r4, r0 6384: e28d2008 add r2, sp, #8 6388: e59f0090 ldr r0, [pc, #144] ; 6420 638c: eb000a84 bl 8da4 <_Objects_Get> if ( status != POSIX_ABSOLUTE_TIMEOUT_IS_IN_FUTURE ) do_wait = false; the_rwlock = _POSIX_RWLock_Get( rwlock, &location ); switch ( location ) { 6390: e59dc008 ldr ip, [sp, #8] 6394: e35c0000 cmp ip, #0 6398: 1a000012 bne 63e8 case OBJECTS_LOCAL: _CORE_RWLock_Obtain_for_reading( 639c: 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, 63a0: e3540003 cmp r4, #3 63a4: 13a05000 movne r5, #0 63a8: 03a05001 moveq r5, #1 63ac: e2800010 add r0, r0, #16 63b0: e59d3004 ldr r3, [sp, #4] 63b4: e1a02005 mov r2, r5 63b8: e58dc000 str ip, [sp] 63bc: eb000725 bl 8058 <_CORE_RWLock_Obtain_for_reading> do_wait, ticks, NULL ); _Thread_Enable_dispatch(); 63c0: eb000cb2 bl 9690 <_Thread_Enable_dispatch> if ( !do_wait ) { 63c4: e3550000 cmp r5, #0 63c8: 1a00000f bne 640c if ( _Thread_Executing->Wait.return_code == CORE_RWLOCK_UNAVAILABLE ) { 63cc: e59f3050 ldr r3, [pc, #80] ; 6424 63d0: e5933000 ldr r3, [r3] 63d4: e5930034 ldr r0, [r3, #52] ; 0x34 63d8: e3500002 cmp r0, #2 63dc: 0a000004 beq 63f4 break; } } } return _POSIX_RWLock_Translate_core_RWLock_return_code( 63e0: eb000042 bl 64f0 <_POSIX_RWLock_Translate_core_RWLock_return_code> 63e4: ea000000 b 63ec 63e8: e3a00016 mov r0, #22 case OBJECTS_ERROR: break; } return EINVAL; } 63ec: e28dd00c add sp, sp, #12 63f0: e8bd8030 pop {r4, r5, pc} ); _Thread_Enable_dispatch(); if ( !do_wait ) { if ( _Thread_Executing->Wait.return_code == CORE_RWLOCK_UNAVAILABLE ) { switch (status) { 63f4: e3540000 cmp r4, #0 63f8: 0afffffa beq 63e8 63fc: e3540002 cmp r4, #2 6400: 93a00074 movls r0, #116 ; 0x74 6404: 9afffff8 bls 63ec 6408: eafffff4 b 63e0 <== NOT EXECUTED 640c: e59f3010 ldr r3, [pc, #16] ; 6424 6410: e5933000 ldr r3, [r3] 6414: e5930034 ldr r0, [r3, #52] ; 0x34 break; } } } return _POSIX_RWLock_Translate_core_RWLock_return_code( 6418: eb000034 bl 64f0 <_POSIX_RWLock_Translate_core_RWLock_return_code> 641c: eafffff2 b 63ec =============================================================================== 00006428 : int pthread_rwlock_timedwrlock( pthread_rwlock_t *rwlock, const struct timespec *abstime ) { 6428: e92d4030 push {r4, r5, lr} Objects_Locations location; Watchdog_Interval ticks; bool do_wait = true; POSIX_Absolute_timeout_conversion_results_t status; if ( !rwlock ) 642c: e2505000 subs r5, r0, #0 int pthread_rwlock_timedwrlock( pthread_rwlock_t *rwlock, const struct timespec *abstime ) { 6430: e24dd00c sub sp, sp, #12 Objects_Locations location; Watchdog_Interval ticks; bool do_wait = true; POSIX_Absolute_timeout_conversion_results_t status; if ( !rwlock ) 6434: 0a00001d beq 64b0 * * 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 ); 6438: e1a00001 mov r0, r1 643c: e28d1004 add r1, sp, #4 6440: eb001948 bl c968 <_POSIX_Absolute_timeout_to_ticks> 6444: e5951000 ldr r1, [r5] 6448: e1a04000 mov r4, r0 644c: e28d2008 add r2, sp, #8 6450: e59f0090 ldr r0, [pc, #144] ; 64e8 6454: eb000a52 bl 8da4 <_Objects_Get> if ( status != POSIX_ABSOLUTE_TIMEOUT_IS_IN_FUTURE ) do_wait = false; the_rwlock = _POSIX_RWLock_Get( rwlock, &location ); switch ( location ) { 6458: e59dc008 ldr ip, [sp, #8] 645c: e35c0000 cmp ip, #0 6460: 1a000012 bne 64b0 case OBJECTS_LOCAL: _CORE_RWLock_Obtain_for_writing( 6464: 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, 6468: e3540003 cmp r4, #3 646c: 13a05000 movne r5, #0 6470: 03a05001 moveq r5, #1 6474: e2800010 add r0, r0, #16 6478: e59d3004 ldr r3, [sp, #4] 647c: e1a02005 mov r2, r5 6480: e58dc000 str ip, [sp] 6484: eb00072a bl 8134 <_CORE_RWLock_Obtain_for_writing> do_wait, ticks, NULL ); _Thread_Enable_dispatch(); 6488: eb000c80 bl 9690 <_Thread_Enable_dispatch> if ( !do_wait && 648c: e3550000 cmp r5, #0 6490: 1a00000f bne 64d4 (_Thread_Executing->Wait.return_code == CORE_RWLOCK_UNAVAILABLE) ) { 6494: e59f3050 ldr r3, [pc, #80] ; 64ec 6498: e5933000 ldr r3, [r3] 649c: e5930034 ldr r0, [r3, #52] ; 0x34 ticks, NULL ); _Thread_Enable_dispatch(); if ( !do_wait && 64a0: e3500002 cmp r0, #2 64a4: 0a000004 beq 64bc case POSIX_ABSOLUTE_TIMEOUT_IS_IN_FUTURE: break; } } return _POSIX_RWLock_Translate_core_RWLock_return_code( 64a8: eb000010 bl 64f0 <_POSIX_RWLock_Translate_core_RWLock_return_code> 64ac: ea000000 b 64b4 64b0: e3a00016 mov r0, #22 case OBJECTS_ERROR: break; } return EINVAL; } 64b4: e28dd00c add sp, sp, #12 64b8: e8bd8030 pop {r4, r5, pc} ); _Thread_Enable_dispatch(); if ( !do_wait && (_Thread_Executing->Wait.return_code == CORE_RWLOCK_UNAVAILABLE) ) { switch (status) { 64bc: e3540000 cmp r4, #0 64c0: 0afffffa beq 64b0 64c4: e3540002 cmp r4, #2 64c8: 93a00074 movls r0, #116 ; 0x74 64cc: 9afffff8 bls 64b4 64d0: eafffff4 b 64a8 <== NOT EXECUTED 64d4: e59f3010 ldr r3, [pc, #16] ; 64ec 64d8: e5933000 ldr r3, [r3] 64dc: e5930034 ldr r0, [r3, #52] ; 0x34 case POSIX_ABSOLUTE_TIMEOUT_IS_IN_FUTURE: break; } } return _POSIX_RWLock_Translate_core_RWLock_return_code( 64e0: eb000002 bl 64f0 <_POSIX_RWLock_Translate_core_RWLock_return_code> 64e4: eafffff2 b 64b4 =============================================================================== 00007168 : rtems_device_major_number *registered_major ) { rtems_device_major_number major_limit = _IO_Number_of_drivers; if ( rtems_interrupt_is_in_progress() ) 7168: e59f3144 ldr r3, [pc, #324] ; 72b4 716c: 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; 7170: e59f3140 ldr r3, [pc, #320] ; 72b8 if ( rtems_interrupt_is_in_progress() ) 7174: 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 ) { 7178: e92d4010 push {r4, lr} 717c: e1a04000 mov r4, r0 rtems_device_major_number major_limit = _IO_Number_of_drivers; 7180: e5930000 ldr r0, [r3] if ( rtems_interrupt_is_in_progress() ) 7184: 13a00012 movne r0, #18 7188: 18bd8010 popne {r4, pc} return RTEMS_CALLED_FROM_ISR; if ( registered_major == NULL ) 718c: e3520000 cmp r2, #0 7190: 0a00003c beq 7288 return RTEMS_INVALID_ADDRESS; /* Set it to an invalid value */ *registered_major = major_limit; if ( driver_table == NULL ) 7194: e3510000 cmp r1, #0 if ( registered_major == NULL ) return RTEMS_INVALID_ADDRESS; /* Set it to an invalid value */ *registered_major = major_limit; 7198: e5820000 str r0, [r2] if ( driver_table == NULL ) 719c: 0a000039 beq 7288 static inline bool rtems_io_is_empty_table( const rtems_driver_address_table *table ) { return table->initialization_entry == NULL && table->open_entry == NULL; 71a0: e591c000 ldr ip, [r1] 71a4: e35c0000 cmp ip, #0 71a8: 0a000033 beq 727c return RTEMS_INVALID_ADDRESS; if ( rtems_io_is_empty_table( driver_table ) ) return RTEMS_INVALID_ADDRESS; if ( major >= major_limit ) 71ac: e1500004 cmp r0, r4 71b0: 93a0000a movls r0, #10 71b4: 98bd8010 popls {r4, pc} rtems_fatal_error_occurred( 99 ); } } #endif _Thread_Dispatch_disable_level += 1; 71b8: e59f00fc ldr r0, [pc, #252] ; 72bc 71bc: e590c000 ldr ip, [r0] 71c0: e28cc001 add ip, ip, #1 71c4: e580c000 str ip, [r0] return RTEMS_INVALID_NUMBER; _Thread_Disable_dispatch(); if ( major == 0 ) { 71c8: e3540000 cmp r4, #0 71cc: 1a000020 bne 7254 static rtems_status_code rtems_io_obtain_major_number( rtems_device_major_number *major ) { rtems_device_major_number n = _IO_Number_of_drivers; 71d0: e593e000 ldr lr, [r3] rtems_device_major_number m = 0; /* major is error checked by caller */ for ( m = 0; m < n; ++m ) { 71d4: e35e0000 cmp lr, #0 71d8: 0a00002c beq 7290 71dc: e59f30dc ldr r3, [pc, #220] ; 72c0 71e0: e593c000 ldr ip, [r3] 71e4: e1a0300c mov r3, ip 71e8: ea000003 b 71fc 71ec: e2844001 add r4, r4, #1 71f0: e15e0004 cmp lr, r4 71f4: e2833018 add r3, r3, #24 71f8: 9a000005 bls 7214 static inline bool rtems_io_is_empty_table( const rtems_driver_address_table *table ) { return table->initialization_entry == NULL && table->open_entry == NULL; 71fc: e5930000 ldr r0, [r3] 7200: e3500000 cmp r0, #0 7204: 1afffff8 bne 71ec 7208: e5930004 ldr r0, [r3, #4] 720c: e3500000 cmp r0, #0 7210: 1afffff5 bne 71ec } /* Assigns invalid value in case of failure */ *major = m; if ( m != n ) 7214: e15e0004 cmp lr, r4 7218: 10843084 addne r3, r4, r4, lsl #1 if ( rtems_io_is_empty_table( table ) ) break; } /* Assigns invalid value in case of failure */ *major = m; 721c: e5824000 str r4, [r2] if ( m != n ) 7220: 108cc183 addne ip, ip, r3, lsl #3 7224: 0a00001a beq 7294 } *registered_major = major; } _IO_Driver_address_table [major] = *driver_table; 7228: e1a0e001 mov lr, r1 722c: e8be000f ldm lr!, {r0, r1, r2, r3} 7230: e8ac000f stmia ip!, {r0, r1, r2, r3} 7234: e89e0003 ldm lr, {r0, r1} 7238: e88c0003 stm ip, {r0, r1} _Thread_Enable_dispatch(); 723c: eb00069b bl 8cb0 <_Thread_Enable_dispatch> return rtems_io_initialize( major, 0, NULL ); 7240: e3a01000 mov r1, #0 7244: e1a00004 mov r0, r4 7248: e1a02001 mov r2, r1 } 724c: e8bd4010 pop {r4, lr} _IO_Driver_address_table [major] = *driver_table; _Thread_Enable_dispatch(); return rtems_io_initialize( major, 0, NULL ); 7250: ea00239d b 100cc _Thread_Enable_dispatch(); return sc; } major = *registered_major; } else { rtems_driver_address_table *const table = _IO_Driver_address_table + major; 7254: e59f3064 ldr r3, [pc, #100] ; 72c0 7258: e5933000 ldr r3, [r3] 725c: 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; 7260: e793018c ldr r0, [r3, ip, lsl #3] 7264: e3500000 cmp r0, #0 _Thread_Enable_dispatch(); return sc; } major = *registered_major; } else { rtems_driver_address_table *const table = _IO_Driver_address_table + major; 7268: e083c18c add ip, r3, ip, lsl #3 static inline bool rtems_io_is_empty_table( const rtems_driver_address_table *table ) { return table->initialization_entry == NULL && table->open_entry == NULL; 726c: 0a00000b beq 72a0 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(); 7270: eb00068e bl 8cb0 <_Thread_Enable_dispatch> 7274: e3a0000c mov r0, #12 return RTEMS_RESOURCE_IN_USE; 7278: e8bd8010 pop {r4, pc} static inline bool rtems_io_is_empty_table( const rtems_driver_address_table *table ) { return table->initialization_entry == NULL && table->open_entry == NULL; 727c: e591c004 ldr ip, [r1, #4] 7280: e35c0000 cmp ip, #0 7284: 1affffc8 bne 71ac _IO_Driver_address_table [major] = *driver_table; _Thread_Enable_dispatch(); return rtems_io_initialize( major, 0, NULL ); 7288: e3a00009 mov r0, #9 } 728c: e8bd8010 pop {r4, pc} if ( rtems_io_is_empty_table( table ) ) break; } /* Assigns invalid value in case of failure */ *major = m; 7290: 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(); 7294: eb000685 bl 8cb0 <_Thread_Enable_dispatch> 7298: e3a00005 mov r0, #5 return sc; 729c: e8bd8010 pop {r4, pc} static inline bool rtems_io_is_empty_table( const rtems_driver_address_table *table ) { return table->initialization_entry == NULL && table->open_entry == NULL; 72a0: e59c3004 ldr r3, [ip, #4] 72a4: e3530000 cmp r3, #0 72a8: 1afffff0 bne 7270 if ( !rtems_io_is_empty_table( table ) ) { _Thread_Enable_dispatch(); return RTEMS_RESOURCE_IN_USE; } *registered_major = major; 72ac: e5824000 str r4, [r2] 72b0: eaffffdc b 7228 =============================================================================== 00005a54 : int sched_get_priority_min( int policy ) { switch ( policy ) { 5a54: e3500004 cmp r0, #4 #include int sched_get_priority_min( int policy ) { 5a58: e52de004 push {lr} ; (str lr, [sp, #-4]!) switch ( policy ) { 5a5c: 9a000004 bls 5a74 case SCHED_RR: case SCHED_SPORADIC: break; default: rtems_set_errno_and_return_minus_one( EINVAL ); 5a60: eb002436 bl eb40 <__errno> 5a64: e3a03016 mov r3, #22 5a68: e5803000 str r3, [r0] 5a6c: e3e00000 mvn r0, #0 } return POSIX_SCHEDULER_MINIMUM_PRIORITY; } 5a70: e49df004 pop {pc} ; (ldr pc, [sp], #4) int sched_get_priority_min( int policy ) { switch ( policy ) { 5a74: e3a03001 mov r3, #1 5a78: e1a00013 lsl r0, r3, r0 5a7c: e3100017 tst r0, #23 5a80: 11a00003 movne r0, r3 5a84: 149df004 popne {pc} ; (ldrne pc, [sp], #4) case SCHED_RR: case SCHED_SPORADIC: break; default: rtems_set_errno_and_return_minus_one( EINVAL ); 5a88: eb00242c bl eb40 <__errno> <== NOT EXECUTED 5a8c: e3a03016 mov r3, #22 <== NOT EXECUTED 5a90: e5803000 str r3, [r0] <== NOT EXECUTED 5a94: e3e00000 mvn r0, #0 <== NOT EXECUTED } return POSIX_SCHEDULER_MINIMUM_PRIORITY; } 5a98: e49df004 pop {pc} ; (ldr pc, [sp], #4) <== NOT EXECUTED =============================================================================== 0000809c : int sem_timedwait( sem_t *sem, const struct timespec *abstime ) { 809c: e92d4010 push {r4, lr} 80a0: e24dd004 sub sp, sp, #4 80a4: 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 ); 80a8: e1a00001 mov r0, r1 80ac: e1a0100d mov r1, sp 80b0: eb0015c4 bl d7c8 <_POSIX_Absolute_timeout_to_ticks> if ( status != POSIX_ABSOLUTE_TIMEOUT_IS_IN_FUTURE ) 80b4: e3500003 cmp r0, #3 80b8: 0a000005 beq 80d4 do_wait = false; lock_status = _POSIX_Semaphore_Wait_support( sem, do_wait, ticks ); 80bc: e1a00004 mov r0, r4 <== NOT EXECUTED 80c0: e3a01000 mov r1, #0 <== NOT EXECUTED 80c4: e59d2000 ldr r2, [sp] <== NOT EXECUTED 80c8: eb00187f bl e2cc <_POSIX_Semaphore_Wait_support> <== NOT EXECUTED break; } } return lock_status; } 80cc: e28dd004 add sp, sp, #4 80d0: 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 ); 80d4: e1a00004 mov r0, r4 80d8: e3a01001 mov r1, #1 80dc: e59d2000 ldr r2, [sp] 80e0: eb001879 bl e2cc <_POSIX_Semaphore_Wait_support> 80e4: eafffff8 b 80cc