a0015330 <_CORE_message_queue_Broadcast>:
{
Thread_Control *the_thread;
uint32_t number_broadcasted;
Thread_Wait_information *waitp;
if ( size > the_message_queue->maximum_message_size ) {
a0015330: e590304c ldr r3, [r0, #76] ; 0x4c
Objects_Id id __attribute__((unused)),
CORE_message_queue_API_mp_support_callout api_message_queue_mp_support __attribute__((unused)),
#endif
uint32_t *count
)
{
a0015334: e92d45f0 push {r4, r5, r6, r7, r8, sl, lr}
Thread_Control *the_thread;
uint32_t number_broadcasted;
Thread_Wait_information *waitp;
if ( size > the_message_queue->maximum_message_size ) {
a0015338: e1520003 cmp r2, r3
Objects_Id id __attribute__((unused)),
CORE_message_queue_API_mp_support_callout api_message_queue_mp_support __attribute__((unused)),
#endif
uint32_t *count
)
{
a001533c: e1a06000 mov r6, r0 a0015340: e1a07002 mov r7, r2 a0015344: e1a0a001 mov sl, r1 a0015348: e59d8020 ldr r8, [sp, #32]
Thread_Control *the_thread;
uint32_t number_broadcasted;
Thread_Wait_information *waitp;
if ( size > the_message_queue->maximum_message_size ) {
a001534c: 9a000001 bls a0015358 <_CORE_message_queue_Broadcast+0x28>
a0015350: e3a00001 mov r0, #1 <== NOT EXECUTED
a0015354: e8bd85f0 pop {r4, r5, r6, r7, r8, sl, pc} <== NOT EXECUTED
* NOTE: This check is critical because threads can block on
* send and receive and this ensures that we are broadcasting
* the message to threads waiting to receive -- not to send.
*/
if ( the_message_queue->number_of_pending_messages != 0 ) {
a0015358: e5905048 ldr r5, [r0, #72] ; 0x48 a001535c: e3550000 cmp r5, #0
a0015360: 0a000009 beq a001538c <_CORE_message_queue_Broadcast+0x5c>
*count = 0;
a0015364: e3a00000 mov r0, #0 a0015368: e5880000 str r0, [r8]
return CORE_MESSAGE_QUEUE_STATUS_SUCCESSFUL;
a001536c: e8bd85f0 pop {r4, r5, r6, r7, r8, sl, pc}
const void *source,
void *destination,
size_t size
)
{
memcpy(destination, source, size);
a0015370: e594002c ldr r0, [r4, #44] ; 0x2c a0015374: e1a0100a mov r1, sl a0015378: e1a02007 mov r2, r7 a001537c: eb001f1b bl a001cff0 <memcpy>
buffer,
waitp->return_argument_second.mutable_object,
size
);
*(size_t *) the_thread->Wait.return_argument = size;
a0015380: e5943028 ldr r3, [r4, #40] ; 0x28
*/
number_broadcasted = 0;
while ((the_thread =
_Thread_queue_Dequeue(&the_message_queue->Wait_queue))) {
waitp = &the_thread->Wait;
number_broadcasted += 1;
a0015384: e2855001 add r5, r5, #1
buffer,
waitp->return_argument_second.mutable_object,
size
);
*(size_t *) the_thread->Wait.return_argument = size;
a0015388: e5837000 str r7, [r3]
* There must be no pending messages if there is a thread waiting to
* receive a message.
*/
number_broadcasted = 0;
while ((the_thread =
_Thread_queue_Dequeue(&the_message_queue->Wait_queue))) {
a001538c: e1a00006 mov r0, r6 a0015390: eb000991 bl a00179dc <_Thread_queue_Dequeue>
/* * There must be no pending messages if there is a thread waiting to * receive a message. */ number_broadcasted = 0; while ((the_thread =
a0015394: e2504000 subs r4, r0, #0
a0015398: 1afffff4 bne a0015370 <_CORE_message_queue_Broadcast+0x40>
if ( !_Objects_Is_local_id( the_thread->Object.id ) )
(*api_message_queue_mp_support) ( the_thread, id );
#endif
}
*count = number_broadcasted;
a001539c: e5885000 str r5, [r8] a00153a0: e1a00004 mov r0, r4
return CORE_MESSAGE_QUEUE_STATUS_SUCCESSFUL; }
a00153a4: e8bd85f0 pop {r4, r5, r6, r7, r8, sl, pc}
a000985c <_CORE_mutex_Seize_interrupt_trylock>:
{
Thread_Control *executing;
/* disabled when you get here */
executing = _Thread_Executing;
a000985c: e59f2120 ldr r2, [pc, #288] ; a0009984 <_CORE_mutex_Seize_interrupt_trylock+0x128>
executing->Wait.return_code = CORE_MUTEX_STATUS_SUCCESSFUL;
a0009860: e3a03000 mov r3, #0
#if defined(__RTEMS_DO_NOT_INLINE_CORE_MUTEX_SEIZE__)
int _CORE_mutex_Seize_interrupt_trylock(
CORE_mutex_Control *the_mutex,
ISR_Level *level_p
)
{
a0009864: e52de004 push {lr} ; (str lr, [sp, #-4]!)
{
Thread_Control *executing;
/* disabled when you get here */
executing = _Thread_Executing;
a0009868: e5922000 ldr r2, [r2]
executing->Wait.return_code = CORE_MUTEX_STATUS_SUCCESSFUL;
a000986c: e5823034 str r3, [r2, #52] ; 0x34
if ( !_CORE_mutex_Is_locked( the_mutex ) ) {
a0009870: e590c050 ldr ip, [r0, #80] ; 0x50 a0009874: e15c0003 cmp ip, r3
a0009878: 0a00002c beq a0009930 <_CORE_mutex_Seize_interrupt_trylock+0xd4>
the_mutex->lock = CORE_MUTEX_LOCKED;
a000987c: e5803050 str r3, [r0, #80] ; 0x50
the_mutex->holder = executing;
the_mutex->holder_id = executing->Object.id;
a0009880: e592c008 ldr ip, [r2, #8]
*/
RTEMS_INLINE_ROUTINE bool _CORE_mutex_Is_inherit_priority(
CORE_mutex_Attributes *the_attribute
)
{
return the_attribute->discipline == CORE_MUTEX_DISCIPLINES_PRIORITY_INHERIT;
a0009884: e5903048 ldr r3, [r0, #72] ; 0x48
executing = _Thread_Executing;
executing->Wait.return_code = CORE_MUTEX_STATUS_SUCCESSFUL;
if ( !_CORE_mutex_Is_locked( the_mutex ) ) {
the_mutex->lock = CORE_MUTEX_LOCKED;
the_mutex->holder = executing;
a0009888: e580205c str r2, [r0, #92] ; 0x5c
the_mutex->holder_id = executing->Object.id;
a000988c: e580c060 str ip, [r0, #96] ; 0x60
the_mutex->nest_count = 1;
if ( _CORE_mutex_Is_inherit_priority( &the_mutex->Attributes ) ||
a0009890: e3530002 cmp r3, #2
executing->Wait.return_code = CORE_MUTEX_STATUS_SUCCESSFUL;
if ( !_CORE_mutex_Is_locked( the_mutex ) ) {
the_mutex->lock = CORE_MUTEX_LOCKED;
the_mutex->holder = executing;
the_mutex->holder_id = executing->Object.id;
the_mutex->nest_count = 1;
a0009894: e3a0c001 mov ip, #1 a0009898: e580c054 str ip, [r0, #84] ; 0x54
if ( _CORE_mutex_Is_inherit_priority( &the_mutex->Attributes ) ||
a000989c: 0a000001 beq a00098a8 <_CORE_mutex_Seize_interrupt_trylock+0x4c>
a00098a0: e3530003 cmp r3, #3
a00098a4: 1a000004 bne a00098bc <_CORE_mutex_Seize_interrupt_trylock+0x60>
_Chain_Prepend_unprotected( &executing->lock_mutex,
&the_mutex->queue.lock_queue );
the_mutex->queue.priority_before = executing->current_priority;
#endif
executing->resource_count++;
a00098a8: e592c01c ldr ip, [r2, #28]
}
if ( !_CORE_mutex_Is_priority_ceiling( &the_mutex->Attributes ) ) {
a00098ac: e3530003 cmp r3, #3
_Chain_Prepend_unprotected( &executing->lock_mutex,
&the_mutex->queue.lock_queue );
the_mutex->queue.priority_before = executing->current_priority;
#endif
executing->resource_count++;
a00098b0: e28c3001 add r3, ip, #1 a00098b4: e582301c str r3, [r2, #28]
}
if ( !_CORE_mutex_Is_priority_ceiling( &the_mutex->Attributes ) ) {
a00098b8: 0a000000 beq a00098c0 <_CORE_mutex_Seize_interrupt_trylock+0x64>
_ISR_Enable( *level_p );
a00098bc: ea00002a b a000996c <_CORE_mutex_Seize_interrupt_trylock+0x110>
*/
{
Priority_Control ceiling;
Priority_Control current;
ceiling = the_mutex->Attributes.priority_ceiling;
a00098c0: e590304c ldr r3, [r0, #76] ; 0x4c
current = executing->current_priority;
a00098c4: e592c014 ldr ip, [r2, #20]
if ( current == ceiling ) {
a00098c8: e15c0003 cmp ip, r3
a00098cc: 1a000000 bne a00098d4 <_CORE_mutex_Seize_interrupt_trylock+0x78>
_ISR_Enable( *level_p );
a00098d0: ea000025 b a000996c <_CORE_mutex_Seize_interrupt_trylock+0x110>
return 0;
}
if ( current > ceiling ) {
a00098d4: 9a00000b bls a0009908 <_CORE_mutex_Seize_interrupt_trylock+0xac>
rtems_fatal_error_occurred( 99 );
}
}
#endif
_Thread_Dispatch_disable_level += 1;
a00098d8: e59f30a8 ldr r3, [pc, #168] ; a0009988 <_CORE_mutex_Seize_interrupt_trylock+0x12c> a00098dc: e5932000 ldr r2, [r3] a00098e0: e2822001 add r2, r2, #1 a00098e4: e5832000 str r2, [r3] a00098e8: e5913000 ldr r3, [r1] a00098ec: e129f003 msr CPSR_fc, r3
_Thread_Disable_dispatch();
_ISR_Enable( *level_p );
_Thread_Change_priority(
a00098f0: e3a02000 mov r2, #0 a00098f4: e590104c ldr r1, [r0, #76] ; 0x4c a00098f8: e590005c ldr r0, [r0, #92] ; 0x5c a00098fc: ebfff27c bl a00062f4 <_Thread_Change_priority>
the_mutex->holder,
the_mutex->Attributes.priority_ceiling,
false
);
_Thread_Enable_dispatch();
a0009900: ebfff3df bl a0006884 <_Thread_Enable_dispatch> a0009904: ea00001a b a0009974 <_CORE_mutex_Seize_interrupt_trylock+0x118>
return 0;
}
/* if ( current < ceiling ) */ {
executing->Wait.return_code = CORE_MUTEX_STATUS_CEILING_VIOLATED;
a0009908: e3a03006 mov r3, #6 a000990c: e5823034 str r3, [r2, #52] ; 0x34
the_mutex->lock = CORE_MUTEX_UNLOCKED;
the_mutex->nest_count = 0; /* undo locking above */
a0009910: e3a03000 mov r3, #0 a0009914: e5803054 str r3, [r0, #84] ; 0x54
_Thread_Enable_dispatch();
return 0;
}
/* if ( current < ceiling ) */ {
executing->Wait.return_code = CORE_MUTEX_STATUS_CEILING_VIOLATED;
the_mutex->lock = CORE_MUTEX_UNLOCKED;
a0009918: e2833001 add r3, r3, #1 a000991c: e5803050 str r3, [r0, #80] ; 0x50
the_mutex->nest_count = 0; /* undo locking above */
executing->resource_count--; /* undo locking above */
a0009920: e592301c ldr r3, [r2, #28] a0009924: e2433001 sub r3, r3, #1 a0009928: e582301c str r3, [r2, #28]
_ISR_Enable( *level_p );
a000992c: ea00000e b a000996c <_CORE_mutex_Seize_interrupt_trylock+0x110>
/*
* At this point, we know the mutex was not available. If this thread
* is the thread that has locked the mutex, let's see if we are allowed
* to nest access.
*/
if ( _Thread_Is_executing( the_mutex->holder ) ) {
a0009930: e590305c ldr r3, [r0, #92] ; 0x5c a0009934: e1530002 cmp r3, r2
a0009938: 1a00000f bne a000997c <_CORE_mutex_Seize_interrupt_trylock+0x120>
switch ( the_mutex->Attributes.lock_nesting_behavior ) {
a000993c: e5902040 ldr r2, [r0, #64] ; 0x40 a0009940: e3520000 cmp r2, #0
a0009944: 0a000002 beq a0009954 <_CORE_mutex_Seize_interrupt_trylock+0xf8>
a0009948: e3520001 cmp r2, #1
a000994c: 1a00000a bne a000997c <_CORE_mutex_Seize_interrupt_trylock+0x120>
a0009950: ea000003 b a0009964 <_CORE_mutex_Seize_interrupt_trylock+0x108><== NOT EXECUTED
case CORE_MUTEX_NESTING_ACQUIRES:
the_mutex->nest_count++;
a0009954: e5903054 ldr r3, [r0, #84] ; 0x54 a0009958: e2833001 add r3, r3, #1 a000995c: e5803054 str r3, [r0, #84] ; 0x54
_ISR_Enable( *level_p );
a0009960: ea000001 b a000996c <_CORE_mutex_Seize_interrupt_trylock+0x110>
return 0;
case CORE_MUTEX_NESTING_IS_ERROR:
executing->Wait.return_code = CORE_MUTEX_STATUS_NESTING_NOT_ALLOWED;
a0009964: e3a02002 mov r2, #2 <== NOT EXECUTED a0009968: e5832034 str r2, [r3, #52] ; 0x34 <== NOT EXECUTED
a000996c: e5913000 ldr r3, [r1]
a0009970: e129f003 msr CPSR_fc, r3
a0009974: e3a00000 mov r0, #0
a0009978: e49df004 pop {pc} ; (ldr pc, [sp], #4)
a000997c: e3a00001 mov r0, #1
return _CORE_mutex_Seize_interrupt_trylock_body( the_mutex, level_p ); }
a0009980: e49df004 pop {pc} ; (ldr pc, [sp], #4)
a0009984: a0018e20 .word 0xa0018e20
a0009988: a0018d6c .word 0xa0018d6c
a000ea8c <_Heap_Extend>:
Heap_Control *heap,
void *area_begin_ptr,
uintptr_t area_size,
uintptr_t *amount_extended
)
{
a000ea8c: e92d41f0 push {r4, r5, r6, r7, r8, lr}
a000ea90: e1a04000 mov r4, r0
Heap_Statistics *const stats = &heap->stats; uintptr_t const area_begin = (uintptr_t) area_begin_ptr; uintptr_t const heap_area_begin = heap->area_begin;
a000ea94: e594c018 ldr ip, [r4, #24]
uintptr_t const heap_area_end = heap->area_end;
a000ea98: e590001c ldr r0, [r0, #28]
Heap_Control *heap,
void *area_begin_ptr,
uintptr_t area_size,
uintptr_t *amount_extended
)
{
a000ea9c: e1a08003 mov r8, r3
uintptr_t const area_begin = (uintptr_t) area_begin_ptr; uintptr_t const heap_area_begin = heap->area_begin; uintptr_t const heap_area_end = heap->area_end; uintptr_t const new_heap_area_end = heap_area_end + area_size; uintptr_t extend_size = 0; Heap_Block *const last_block = heap->last_block;
a000eaa0: e5946024 ldr r6, [r4, #36] ; 0x24
uintptr_t *amount_extended
)
{
Heap_Statistics *const stats = &heap->stats;
uintptr_t const area_begin = (uintptr_t) area_begin_ptr;
uintptr_t const heap_area_begin = heap->area_begin;
a000eaa4: e1510000 cmp r1, r0 a000eaa8: 23a05000 movcs r5, #0 a000eaac: 33a05001 movcc r5, #1 a000eab0: e151000c cmp r1, ip a000eab4: 33a05000 movcc r5, #0 a000eab8: e3550000 cmp r5, #0
a000eabc: 0a000001 beq a000eac8 <_Heap_Extend+0x3c>
a000eac0: e3a00001 mov r0, #1
a000eac4: e8bd81f0 pop {r4, r5, r6, r7, r8, pc}
* As noted, this code only supports (4).
*/
if ( area_begin >= heap_area_begin && area_begin < heap_area_end ) {
return HEAP_EXTEND_ERROR; /* case 3 */
} else if ( area_begin != heap_area_end ) {
a000eac8: e1510000 cmp r1, r0
a000eacc: 0a000001 beq a000ead8 <_Heap_Extend+0x4c>
a000ead0: e3a00002 mov r0, #2
a000ead4: e8bd81f0 pop {r4, r5, r6, r7, r8, pc}
* block and free it.
*/
heap->area_end = new_heap_area_end;
extend_size = new_heap_area_end
a000ead8: e3e07007 mvn r7, #7
{
Heap_Statistics *const stats = &heap->stats;
uintptr_t const area_begin = (uintptr_t) area_begin_ptr;
uintptr_t const heap_area_begin = heap->area_begin;
uintptr_t const heap_area_end = heap->area_end;
uintptr_t const new_heap_area_end = heap_area_end + area_size;
a000eadc: e0821001 add r1, r2, r1
* block and free it.
*/
heap->area_end = new_heap_area_end;
extend_size = new_heap_area_end
a000eae0: e0667007 rsb r7, r6, r7 a000eae4: e0877001 add r7, r7, r1
* Currently only case 4 should make it to this point.
* The basic trick is to make the extend area look like a used
* block and free it.
*/
heap->area_end = new_heap_area_end;
a000eae8: e584101c str r1, [r4, #28]
RTEMS_INLINE_ROUTINE uintptr_t _Heap_Align_down(
uintptr_t value,
uintptr_t alignment
)
{
return value - (value % alignment);
a000eaec: e1a00007 mov r0, r7 a000eaf0: e5941010 ldr r1, [r4, #16] a000eaf4: ebffd140 bl a0002ffc <__umodsi3> a000eaf8: e0600007 rsb r0, r0, r7
extend_size = new_heap_area_end
- (uintptr_t) last_block - HEAP_BLOCK_HEADER_SIZE;
extend_size = _Heap_Align_down( extend_size, heap->page_size );
*amount_extended = extend_size;
a000eafc: e5880000 str r0, [r8]
if( extend_size >= heap->min_block_size ) {
a000eb00: e5943014 ldr r3, [r4, #20] a000eb04: e1500003 cmp r0, r3
a000eb08: 2a000001 bcs a000eb14 <_Heap_Extend+0x88>
a000eb0c: e1a00005 mov r0, r5 <== NOT EXECUTED
a000eb10: e8bd81f0 pop {r4, r5, r6, r7, r8, pc} <== NOT EXECUTED
uintptr_t size
)
{
uintptr_t flag = block->size_and_flag & HEAP_PREV_BLOCK_USED;
block->size_and_flag = size | flag;
a000eb14: e5961004 ldr r1, [r6, #4]
Heap_Block *const new_last_block = _Heap_Block_at( last_block, extend_size );
_Heap_Block_set_size( last_block, extend_size );
new_last_block->size_and_flag =
a000eb18: e5942020 ldr r2, [r4, #32]
RTEMS_INLINE_ROUTINE Heap_Block *_Heap_Block_at(
const Heap_Block *block,
uintptr_t offset
)
{
return (Heap_Block *) ((uintptr_t) block + offset);
a000eb1c: e0803006 add r3, r0, r6
uintptr_t size
)
{
uintptr_t flag = block->size_and_flag & HEAP_PREV_BLOCK_USED;
block->size_and_flag = size | flag;
a000eb20: e2011001 and r1, r1, #1 a000eb24: e0632002 rsb r2, r3, r2 a000eb28: e1801001 orr r1, r0, r1 a000eb2c: e3822001 orr r2, r2, #1 a000eb30: e5861004 str r1, [r6, #4] a000eb34: e5832004 str r2, [r3, #4]
| HEAP_PREV_BLOCK_USED;
heap->last_block = new_last_block;
/* Statistics */
stats->size += extend_size;
a000eb38: e594702c ldr r7, [r4, #44] ; 0x2c
++stats->used_blocks;
a000eb3c: e5941040 ldr r1, [r4, #64] ; 0x40
--stats->frees; /* Do not count subsequent call as actual free() */
a000eb40: e5942050 ldr r2, [r4, #80] ; 0x50
| HEAP_PREV_BLOCK_USED;
heap->last_block = new_last_block;
/* Statistics */
stats->size += extend_size;
a000eb44: e0870000 add r0, r7, r0
++stats->used_blocks;
a000eb48: e2811001 add r1, r1, #1
--stats->frees; /* Do not count subsequent call as actual free() */
a000eb4c: e2422001 sub r2, r2, #1
| HEAP_PREV_BLOCK_USED;
heap->last_block = new_last_block;
/* Statistics */
stats->size += extend_size;
a000eb50: e584002c str r0, [r4, #44] ; 0x2c
++stats->used_blocks;
a000eb54: e5841040 str r1, [r4, #64] ; 0x40
new_last_block->size_and_flag =
((uintptr_t) heap->first_block - (uintptr_t) new_last_block)
| HEAP_PREV_BLOCK_USED;
heap->last_block = new_last_block;
a000eb58: e5843024 str r3, [r4, #36] ; 0x24
/* Statistics */
stats->size += extend_size;
++stats->used_blocks;
--stats->frees; /* Do not count subsequent call as actual free() */
a000eb5c: e5842050 str r2, [r4, #80] ; 0x50
_Heap_Free( heap, (void *) _Heap_Alloc_area_of_block( last_block ));
a000eb60: e1a00004 mov r0, r4 a000eb64: e2861008 add r1, r6, #8 a000eb68: ebffec2e bl a0009c28 <_Heap_Free> a000eb6c: e1a00005 mov r0, r5
}
return HEAP_EXTEND_SUCCESSFUL;
}
a000eb70: e8bd81f0 pop {r4, r5, r6, r7, r8, pc}
a0006df4 <_Thread_queue_Enqueue_priority>:
Priority_Control priority;
States_Control block_state;
_Chain_Initialize_empty( &the_thread->Wait.Block2n );
priority = the_thread->current_priority;
a0006df4: 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
)
{
a0006df8: e92d45f0 push {r4, r5, r6, r7, r8, sl, lr}
*/
RTEMS_INLINE_ROUTINE void _Chain_Initialize_empty(
Chain_Control *the_chain
)
{
the_chain->first = _Chain_Tail(the_chain);
a0006dfc: e281503c add r5, r1, #60 ; 0x3c a0006e00: e5815038 str r5, [r1, #56] ; 0x38
the_chain->permanent_null = NULL;
a0006e04: e3a05000 mov r5, #0
the_chain->last = _Chain_Head(the_chain);
a0006e08: e281c038 add ip, r1, #56 ; 0x38
priority = the_thread->current_priority;
header_index = _Thread_queue_Header_number( priority );
header = &the_thread_queue->Queues.Priority[ header_index ];
block_state = the_thread_queue->state;
if ( _Thread_queue_Is_reverse_search( priority ) )
a0006e0c: e3130020 tst r3, #32
_Chain_Initialize_empty( &the_thread->Wait.Block2n );
priority = the_thread->current_priority;
header_index = _Thread_queue_Header_number( priority );
header = &the_thread_queue->Queues.Priority[ header_index ];
a0006e10: e1a04323 lsr r4, r3, #6
RTEMS_INLINE_ROUTINE void _Chain_Initialize_empty(
Chain_Control *the_chain
)
{
the_chain->first = _Chain_Tail(the_chain);
the_chain->permanent_null = NULL;
a0006e14: e581503c str r5, [r1, #60] ; 0x3c a0006e18: e285500c add r5, r5, #12
the_chain->last = _Chain_Head(the_chain);
a0006e1c: e581c040 str ip, [r1, #64] ; 0x40
block_state = the_thread_queue->state;
a0006e20: e5907038 ldr r7, [r0, #56] ; 0x38
_Chain_Initialize_empty( &the_thread->Wait.Block2n );
priority = the_thread->current_priority;
header_index = _Thread_queue_Header_number( priority );
header = &the_thread_queue->Queues.Priority[ header_index ];
a0006e24: e02c0495 mla ip, r5, r4, r0
the_thread->Wait.queue = the_thread_queue;
_ISR_Enable( level );
return THREAD_BLOCKING_OPERATION_NOTHING_HAPPENED;
restart_reverse_search:
search_priority = PRIORITY_MAXIMUM + 1;
a0006e28: 159f8158 ldrne r8, [pc, #344] ; a0006f88 <_Thread_queue_Enqueue_priority+0x194>
priority = the_thread->current_priority;
header_index = _Thread_queue_Header_number( priority );
header = &the_thread_queue->Queues.Priority[ header_index ];
block_state = the_thread_queue->state;
if ( _Thread_queue_Is_reverse_search( priority ) )
a0006e2c: 1a000023 bne a0006ec0 <_Thread_queue_Enqueue_priority+0xcc>
*/
RTEMS_INLINE_ROUTINE Chain_Node *_Chain_Tail(
Chain_Control *the_chain
)
{
return (Chain_Node *) &the_chain->permanent_null;
a0006e30: e28c8004 add r8, ip, #4
static inline uint32_t arm_interrupt_disable( void )
{
uint32_t arm_switch_reg;
uint32_t level;
asm volatile (
a0006e34: e10f5000 mrs r5, CPSR a0006e38: e3854080 orr r4, r5, #128 ; 0x80 a0006e3c: 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;
a0006e40: e3e06000 mvn r6, #0 a0006e44: e59c4000 ldr r4, [ip]
while ( !_Chain_Is_tail( header, (Chain_Node *)search_thread ) ) {
a0006e48: ea00000b b a0006e7c <_Thread_queue_Enqueue_priority+0x88>
search_priority = search_thread->current_priority;
a0006e4c: e5946014 ldr r6, [r4, #20]
if ( priority <= search_priority )
a0006e50: e1530006 cmp r3, r6
a0006e54: 9a00000a bls a0006e84 <_Thread_queue_Enqueue_priority+0x90>
static inline void arm_interrupt_flash( uint32_t level )
{
uint32_t arm_switch_reg;
asm volatile (
a0006e58: e10fa000 mrs sl, CPSR a0006e5c: e129f005 msr CPSR_fc, r5 a0006e60: e129f00a msr CPSR_fc, sl
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) ) {
a0006e64: e594a010 ldr sl, [r4, #16] a0006e68: e117000a tst r7, sl
a0006e6c: 1a000001 bne a0006e78 <_Thread_queue_Enqueue_priority+0x84>
static inline void arm_interrupt_enable( uint32_t level )
{
ARM_SWITCH_REGISTERS;
asm volatile (
a0006e70: e129f005 msr CPSR_fc, r5 <== NOT EXECUTED a0006e74: eaffffee b a0006e34 <_Thread_queue_Enqueue_priority+0x40> <== NOT EXECUTED
_ISR_Enable( level );
goto restart_forward_search;
}
search_thread =
(Thread_Control *)search_thread->Object.Node.next;
a0006e78: 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 ) ) {
a0006e7c: e1540008 cmp r4, r8
a0006e80: 1afffff1 bne a0006e4c <_Thread_queue_Enqueue_priority+0x58>
}
search_thread =
(Thread_Control *)search_thread->Object.Node.next;
}
if ( the_thread_queue->sync_state !=
a0006e84: e5907030 ldr r7, [r0, #48] ; 0x30
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 ) ) {
a0006e88: e1a0c005 mov ip, r5
}
search_thread =
(Thread_Control *)search_thread->Object.Node.next;
}
if ( the_thread_queue->sync_state !=
a0006e8c: e3570001 cmp r7, #1
a0006e90: 1a000039 bne a0006f7c <_Thread_queue_Enqueue_priority+0x188>
THREAD_BLOCKING_OPERATION_NOTHING_HAPPENED )
goto synchronize;
the_thread_queue->sync_state = THREAD_BLOCKING_OPERATION_SYNCHRONIZED;
if ( priority == search_priority )
a0006e94: e1530006 cmp r3, r6
if ( the_thread_queue->sync_state !=
THREAD_BLOCKING_OPERATION_NOTHING_HAPPENED )
goto synchronize;
the_thread_queue->sync_state = THREAD_BLOCKING_OPERATION_SYNCHRONIZED;
a0006e98: e3a03000 mov r3, #0 a0006e9c: e5803030 str r3, [r0, #48] ; 0x30
if ( priority == search_priority )
a0006ea0: 0a00002b beq a0006f54 <_Thread_queue_Enqueue_priority+0x160>
goto equal_priority;
search_node = (Chain_Node *) search_thread;
previous_node = search_node->previous;
a0006ea4: e5943004 ldr r3, [r4, #4]
the_node = (Chain_Node *) the_thread;
the_node->next = search_node;
a0006ea8: e5814000 str r4, [r1]
the_node->previous = previous_node; previous_node->next = the_node; search_node->previous = the_node; the_thread->Wait.queue = the_thread_queue;
a0006eac: e5810044 str r0, [r1, #68] ; 0x44
search_node = (Chain_Node *) search_thread;
previous_node = search_node->previous;
the_node = (Chain_Node *) the_thread;
the_node->next = search_node;
the_node->previous = previous_node;
a0006eb0: e5813004 str r3, [r1, #4]
previous_node->next = the_node;
a0006eb4: e5831000 str r1, [r3]
search_node->previous = the_node;
a0006eb8: e5841004 str r1, [r4, #4]
the_thread->Wait.queue = the_thread_queue; _ISR_Enable( level );
a0006ebc: ea000022 b a0006f4c <_Thread_queue_Enqueue_priority+0x158>
return THREAD_BLOCKING_OPERATION_NOTHING_HAPPENED;
restart_reverse_search:
search_priority = PRIORITY_MAXIMUM + 1;
a0006ec0: e5d86000 ldrb r6, [r8] a0006ec4: e2866001 add r6, r6, #1
static inline uint32_t arm_interrupt_disable( void )
{
uint32_t arm_switch_reg;
uint32_t level;
asm volatile (
a0006ec8: e10f5000 mrs r5, CPSR a0006ecc: e3854080 orr r4, r5, #128 ; 0x80 a0006ed0: e129f004 msr CPSR_fc, r4
_ISR_Disable( level );
search_thread = (Thread_Control *) header->last;
a0006ed4: e59c4008 ldr r4, [ip, #8]
while ( !_Chain_Is_head( header, (Chain_Node *)search_thread ) ) {
a0006ed8: ea00000b b a0006f0c <_Thread_queue_Enqueue_priority+0x118>
search_priority = search_thread->current_priority;
a0006edc: e5946014 ldr r6, [r4, #20]
if ( priority >= search_priority )
a0006ee0: e1530006 cmp r3, r6
a0006ee4: 2a00000a bcs a0006f14 <_Thread_queue_Enqueue_priority+0x120>
static inline void arm_interrupt_flash( uint32_t level )
{
uint32_t arm_switch_reg;
asm volatile (
a0006ee8: e10fa000 mrs sl, CPSR a0006eec: e129f005 msr CPSR_fc, r5 a0006ef0: e129f00a msr CPSR_fc, sl
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) ) {
a0006ef4: e594a010 ldr sl, [r4, #16] a0006ef8: e117000a tst r7, sl
a0006efc: 1a000001 bne a0006f08 <_Thread_queue_Enqueue_priority+0x114>
static inline void arm_interrupt_enable( uint32_t level )
{
ARM_SWITCH_REGISTERS;
asm volatile (
a0006f00: e129f005 msr CPSR_fc, r5 <== NOT EXECUTED a0006f04: eaffffed b a0006ec0 <_Thread_queue_Enqueue_priority+0xcc> <== NOT EXECUTED
_ISR_Enable( level );
goto restart_reverse_search;
}
search_thread = (Thread_Control *)
a0006f08: 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 ) ) {
a0006f0c: e154000c cmp r4, ip
a0006f10: 1afffff1 bne a0006edc <_Thread_queue_Enqueue_priority+0xe8>
}
search_thread = (Thread_Control *)
search_thread->Object.Node.previous;
}
if ( the_thread_queue->sync_state !=
a0006f14: e5907030 ldr r7, [r0, #48] ; 0x30
restart_reverse_search:
search_priority = PRIORITY_MAXIMUM + 1;
_ISR_Disable( level );
search_thread = (Thread_Control *) header->last;
while ( !_Chain_Is_head( header, (Chain_Node *)search_thread ) ) {
a0006f18: e1a0c005 mov ip, r5
}
search_thread = (Thread_Control *)
search_thread->Object.Node.previous;
}
if ( the_thread_queue->sync_state !=
a0006f1c: e3570001 cmp r7, #1
a0006f20: 1a000015 bne a0006f7c <_Thread_queue_Enqueue_priority+0x188>
THREAD_BLOCKING_OPERATION_NOTHING_HAPPENED )
goto synchronize;
the_thread_queue->sync_state = THREAD_BLOCKING_OPERATION_SYNCHRONIZED;
if ( priority == search_priority )
a0006f24: e1530006 cmp r3, r6
if ( the_thread_queue->sync_state !=
THREAD_BLOCKING_OPERATION_NOTHING_HAPPENED )
goto synchronize;
the_thread_queue->sync_state = THREAD_BLOCKING_OPERATION_SYNCHRONIZED;
a0006f28: e3a03000 mov r3, #0 a0006f2c: e5803030 str r3, [r0, #48] ; 0x30
if ( priority == search_priority )
a0006f30: 0a000007 beq a0006f54 <_Thread_queue_Enqueue_priority+0x160>
goto equal_priority;
search_node = (Chain_Node *) search_thread;
next_node = search_node->next;
a0006f34: e5943000 ldr r3, [r4]
the_node = (Chain_Node *) the_thread;
the_node->next = next_node;
the_node->previous = search_node;
a0006f38: e5814004 str r4, [r1, #4]
search_node->next = the_node; next_node->previous = the_node; the_thread->Wait.queue = the_thread_queue;
a0006f3c: e5810044 str r0, [r1, #68] ; 0x44
search_node = (Chain_Node *) search_thread;
next_node = search_node->next;
the_node = (Chain_Node *) the_thread;
the_node->next = next_node;
a0006f40: e5813000 str r3, [r1]
the_node->previous = search_node; search_node->next = the_node; next_node->previous = the_node;
a0006f44: e5831004 str r1, [r3, #4]
next_node = search_node->next;
the_node = (Chain_Node *) the_thread;
the_node->next = next_node;
the_node->previous = search_node;
search_node->next = the_node;
a0006f48: e5841000 str r1, [r4] a0006f4c: e129f005 msr CPSR_fc, r5 a0006f50: ea000007 b a0006f74 <_Thread_queue_Enqueue_priority+0x180> a0006f54: 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;
a0006f58: e5943004 ldr r3, [r4, #4]
the_node = (Chain_Node *) the_thread;
the_node->next = search_node;
a0006f5c: e5814000 str r4, [r1]
the_node->previous = previous_node; previous_node->next = the_node; search_node->previous = the_node; the_thread->Wait.queue = the_thread_queue;
a0006f60: e5810044 str r0, [r1, #68] ; 0x44
search_node = _Chain_Tail( &search_thread->Wait.Block2n );
previous_node = search_node->previous;
the_node = (Chain_Node *) the_thread;
the_node->next = search_node;
the_node->previous = previous_node;
a0006f64: e5813004 str r3, [r1, #4]
previous_node->next = the_node;
a0006f68: e5831000 str r1, [r3]
search_node->previous = the_node;
a0006f6c: e5841004 str r1, [r4, #4] a0006f70: e129f00c msr CPSR_fc, ip a0006f74: e3a00001 mov r0, #1
the_thread->Wait.queue = the_thread_queue; _ISR_Enable( level ); return THREAD_BLOCKING_OPERATION_NOTHING_HAPPENED;
a0006f78: e8bd85f0 pop {r4, r5, r6, r7, r8, sl, pc}
* the mutex by an ISR or timed out. * * WARNING! Returning with interrupts disabled! */ *level_p = level; return the_thread_queue->sync_state;
a0006f7c: e5900030 ldr r0, [r0, #48] ; 0x30
* 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;
a0006f80: e582c000 str ip, [r2]
return the_thread_queue->sync_state; }
a0006f84: e8bd85f0 pop {r4, r5, r6, r7, r8, sl, pc}
a0006f88: a0017470 .word 0xa0017470
a001494c <_Timer_server_Body>:
* @a arg points to the corresponding timer server control block.
*/
static rtems_task _Timer_server_Body(
rtems_task_argument arg
)
{
a001494c: e92d4ff0 push {r4, r5, r6, r7, r8, r9, sl, fp, lr}
a0014950: e24dd020 sub sp, sp, #32
a0014954: e28d3014 add r3, sp, #20
a0014958: e28d5008 add r5, sp, #8
RTEMS_INLINE_ROUTINE void _Chain_Initialize_empty(
Chain_Control *the_chain
)
{
the_chain->first = _Chain_Tail(the_chain);
the_chain->permanent_null = NULL;
a001495c: e3a09000 mov r9, #0
*/
RTEMS_INLINE_ROUTINE Chain_Node *_Chain_Tail(
Chain_Control *the_chain
)
{
return (Chain_Node *) &the_chain->permanent_null;
a0014960: e283a004 add sl, r3, #4 a0014964: e2858004 add r8, r5, #4
Chain_Control *the_chain
)
{
the_chain->first = _Chain_Tail(the_chain);
the_chain->permanent_null = NULL;
the_chain->last = _Chain_Head(the_chain);
a0014968: e58d301c str r3, [sp, #28]
static void _Timer_server_Stop_interval_system_watchdog(
Timer_server_Control *ts
)
{
_Watchdog_Remove( &ts->Interval_watchdogs.System_watchdog );
a001496c: e2802008 add r2, r0, #8
static void _Timer_server_Stop_tod_system_watchdog(
Timer_server_Control *ts
)
{
_Watchdog_Remove( &ts->TOD_watchdogs.System_watchdog );
a0014970: e2803040 add r3, r0, #64 ; 0x40
* @a arg points to the corresponding timer server control block.
*/
static rtems_task _Timer_server_Body(
rtems_task_argument arg
)
{
a0014974: e1a04000 mov r4, r0
*/
RTEMS_INLINE_ROUTINE void _Chain_Initialize_empty(
Chain_Control *the_chain
)
{
the_chain->first = _Chain_Tail(the_chain);
a0014978: e58da014 str sl, [sp, #20]
the_chain->permanent_null = NULL;
a001497c: e58d9018 str r9, [sp, #24]
*/
RTEMS_INLINE_ROUTINE void _Chain_Initialize_empty(
Chain_Control *the_chain
)
{
the_chain->first = _Chain_Tail(the_chain);
a0014980: e58d8008 str r8, [sp, #8]
the_chain->permanent_null = NULL;
a0014984: e58d900c str r9, [sp, #12]
the_chain->last = _Chain_Head(the_chain);
a0014988: e58d5010 str r5, [sp, #16]
*/
Watchdog_Interval delta = snapshot - watchdogs->last_snapshot;
watchdogs->last_snapshot = snapshot;
_Watchdog_Adjust_to_chain( &watchdogs->Chain, delta, fire_chain );
a001498c: e280b030 add fp, r0, #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 );
a0014990: e2807068 add r7, r0, #104 ; 0x68
static void _Timer_server_Stop_interval_system_watchdog(
Timer_server_Control *ts
)
{
_Watchdog_Remove( &ts->Interval_watchdogs.System_watchdog );
a0014994: e58d2004 str r2, [sp, #4]
static void _Timer_server_Stop_tod_system_watchdog(
Timer_server_Control *ts
)
{
_Watchdog_Remove( &ts->TOD_watchdogs.System_watchdog );
a0014998: e58d3000 str r3, [sp]
{
/*
* 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;
a001499c: e28d2014 add r2, sp, #20 a00149a0: e5842078 str r2, [r4, #120] ; 0x78
static void _Timer_server_Process_interval_watchdogs(
Timer_server_Watchdogs *watchdogs,
Chain_Control *fire_chain
)
{
Watchdog_Interval snapshot = _Watchdog_Ticks_since_boot;
a00149a4: e59f216c ldr r2, [pc, #364] ; a0014b18 <_Timer_server_Body+0x1cc>
*/
Watchdog_Interval delta = snapshot - watchdogs->last_snapshot;
watchdogs->last_snapshot = snapshot;
_Watchdog_Adjust_to_chain( &watchdogs->Chain, delta, fire_chain );
a00149a8: e1a0000b mov r0, fp
static void _Timer_server_Process_interval_watchdogs(
Timer_server_Watchdogs *watchdogs,
Chain_Control *fire_chain
)
{
Watchdog_Interval snapshot = _Watchdog_Ticks_since_boot;
a00149ac: e5923000 ldr r3, [r2]
/*
* We assume adequate unsigned arithmetic here.
*/
Watchdog_Interval delta = snapshot - watchdogs->last_snapshot;
a00149b0: e594103c ldr r1, [r4, #60] ; 0x3c
watchdogs->last_snapshot = snapshot;
_Watchdog_Adjust_to_chain( &watchdogs->Chain, delta, fire_chain );
a00149b4: e1a02005 mov r2, r5
/*
* We assume adequate unsigned arithmetic here.
*/
Watchdog_Interval delta = snapshot - watchdogs->last_snapshot;
watchdogs->last_snapshot = snapshot;
a00149b8: e584303c str r3, [r4, #60] ; 0x3c
_Watchdog_Adjust_to_chain( &watchdogs->Chain, delta, fire_chain );
a00149bc: e0611003 rsb r1, r1, r3 a00149c0: eb001023 bl a0018a54 <_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();
a00149c4: e59f3150 ldr r3, [pc, #336] ; a0014b1c <_Timer_server_Body+0x1d0>
Watchdog_Interval last_snapshot = watchdogs->last_snapshot;
a00149c8: e5942074 ldr r2, [r4, #116] ; 0x74
static void _Timer_server_Process_tod_watchdogs(
Timer_server_Watchdogs *watchdogs,
Chain_Control *fire_chain
)
{
Watchdog_Interval snapshot = (Watchdog_Interval) _TOD_Seconds_since_epoch();
a00149cc: e5936000 ldr r6, [r3]
/*
* 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 ) {
a00149d0: e1560002 cmp r6, r2
a00149d4: 9a000004 bls a00149ec <_Timer_server_Body+0xa0>
/*
* This path is for normal forward movement and cases where the
* TOD has been set forward.
*/
delta = snapshot - last_snapshot;
_Watchdog_Adjust_to_chain( &watchdogs->Chain, delta, fire_chain );
a00149d8: e0621006 rsb r1, r2, r6 a00149dc: e1a00007 mov r0, r7 a00149e0: e1a02005 mov r2, r5 a00149e4: eb00101a bl a0018a54 <_Watchdog_Adjust_to_chain> a00149e8: ea000004 b a0014a00 <_Timer_server_Body+0xb4>
} else if ( snapshot < last_snapshot ) {
a00149ec: 2a000003 bcs a0014a00 <_Timer_server_Body+0xb4>
/*
* 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 );
a00149f0: e0662002 rsb r2, r6, r2 a00149f4: e1a00007 mov r0, r7 a00149f8: e3a01001 mov r1, #1 a00149fc: eb000fec bl a00189b4 <_Watchdog_Adjust>
}
watchdogs->last_snapshot = snapshot;
a0014a00: e5846074 str r6, [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 );
a0014a04: e5940078 ldr r0, [r4, #120] ; 0x78 a0014a08: eb00022c bl a00152c0 <_Chain_Get>
if ( timer == NULL ) {
a0014a0c: e2501000 subs r1, r0, #0
a0014a10: 0a00000a beq a0014a40 <_Timer_server_Body+0xf4>
static void _Timer_server_Insert_timer(
Timer_server_Control *ts,
Timer_Control *timer
)
{
if ( timer->the_class == TIMER_INTERVAL_ON_TASK ) {
a0014a14: e5913038 ldr r3, [r1, #56] ; 0x38 a0014a18: e3530001 cmp r3, #1
_Watchdog_Insert( &ts->Interval_watchdogs.Chain, &timer->Ticker );
a0014a1c: 02811010 addeq r1, r1, #16 a0014a20: 01a0000b moveq r0, fp
static void _Timer_server_Insert_timer(
Timer_server_Control *ts,
Timer_Control *timer
)
{
if ( timer->the_class == TIMER_INTERVAL_ON_TASK ) {
a0014a24: 0a000003 beq a0014a38 <_Timer_server_Body+0xec>
_Watchdog_Insert( &ts->Interval_watchdogs.Chain, &timer->Ticker );
} else if ( timer->the_class == TIMER_TIME_OF_DAY_ON_TASK ) {
a0014a28: e3530003 cmp r3, #3
a0014a2c: 1afffff4 bne a0014a04 <_Timer_server_Body+0xb8>
_Watchdog_Insert( &ts->TOD_watchdogs.Chain, &timer->Ticker );
a0014a30: e2811010 add r1, r1, #16 a0014a34: e1a00007 mov r0, r7 a0014a38: eb001032 bl a0018b08 <_Watchdog_Insert> a0014a3c: eafffff0 b a0014a04 <_Timer_server_Body+0xb8>
static inline uint32_t arm_interrupt_disable( void )
{
uint32_t arm_switch_reg;
uint32_t level;
asm volatile (
a0014a40: e10f3000 mrs r3, CPSR a0014a44: e3832080 orr r2, r3, #128 ; 0x80 a0014a48: e129f002 msr CPSR_fc, r2
* body loop.
*/
_Timer_server_Process_insertions( ts );
_ISR_Disable( level );
if ( _Chain_Is_empty( insert_chain ) ) {
a0014a4c: e59d2014 ldr r2, [sp, #20] a0014a50: e152000a cmp r2, sl
a0014a54: 1a000005 bne a0014a70 <_Timer_server_Body+0x124>
ts->insert_chain = NULL;
a0014a58: e5841078 str r1, [r4, #120] ; 0x78
static inline void arm_interrupt_enable( uint32_t level )
{
ARM_SWITCH_REGISTERS;
asm volatile (
a0014a5c: e129f003 msr CPSR_fc, r3
_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 ) ) {
a0014a60: e59d3008 ldr r3, [sp, #8] a0014a64: e1530008 cmp r3, r8
a0014a68: 1a000002 bne a0014a78 <_Timer_server_Body+0x12c>
a0014a6c: ea000015 b a0014ac8 <_Timer_server_Body+0x17c>
a0014a70: e129f003 msr CPSR_fc, r3 <== NOT EXECUTED a0014a74: eaffffca b a00149a4 <_Timer_server_Body+0x58> <== NOT EXECUTED
static inline uint32_t arm_interrupt_disable( void )
{
uint32_t arm_switch_reg;
uint32_t level;
asm volatile (
a0014a78: e10f2000 mrs r2, CPSR a0014a7c: e3823080 orr r3, r2, #128 ; 0x80 a0014a80: e129f003 msr CPSR_fc, r3
*/
RTEMS_INLINE_ROUTINE bool _Chain_Is_empty(
Chain_Control *the_chain
)
{
return (the_chain->first == _Chain_Tail(the_chain));
a0014a84: e59d3008 ldr r3, [sp, #8]
*/
RTEMS_INLINE_ROUTINE Chain_Node *_Chain_Get_unprotected(
Chain_Control *the_chain
)
{
if ( !_Chain_Is_empty(the_chain))
a0014a88: e1530008 cmp r3, r8
a0014a8c: 0a00000b beq a0014ac0 <_Timer_server_Body+0x174>
{
Chain_Node *return_node;
Chain_Node *new_first;
return_node = the_chain->first;
new_first = return_node->next;
a0014a90: e5931000 ldr r1, [r3]
* It is essential that interrupts are disable here since an interrupt
* service routine may remove a watchdog from the chain.
*/
_ISR_Disable( level );
watchdog = (Watchdog_Control *) _Chain_Get_unprotected( &fire_chain );
if ( watchdog != NULL ) {
a0014a94: e3530000 cmp r3, #0
the_chain->first = new_first;
a0014a98: e58d1008 str r1, [sp, #8]
new_first->previous = _Chain_Head(the_chain);
a0014a9c: e5815004 str r5, [r1, #4]
a0014aa0: 0a000006 beq a0014ac0 <_Timer_server_Body+0x174>
watchdog->state = WATCHDOG_INACTIVE;
a0014aa4: e5839008 str r9, [r3, #8]
static inline void arm_interrupt_enable( uint32_t level )
{
ARM_SWITCH_REGISTERS;
asm volatile (
a0014aa8: e129f002 msr CPSR_fc, r2
/*
* 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 );
a0014aac: e5930020 ldr r0, [r3, #32] a0014ab0: e5931024 ldr r1, [r3, #36] ; 0x24 a0014ab4: e1a0e00f mov lr, pc a0014ab8: e593f01c ldr pc, [r3, #28]
}
a0014abc: eaffffed b a0014a78 <_Timer_server_Body+0x12c> a0014ac0: e129f002 msr CPSR_fc, r2 a0014ac4: eaffffb4 b a001499c <_Timer_server_Body+0x50> a0014ac8: e59f3050 ldr r3, [pc, #80] ; a0014b20 <_Timer_server_Body+0x1d4>
} else {
ts->active = false;
a0014acc: e5c4907c strb r9, [r4, #124] ; 0x7c a0014ad0: e5932000 ldr r2, [r3] a0014ad4: e2822001 add r2, r2, #1 a0014ad8: e5832000 str r2, [r3]
/*
* Block until there is something to do.
*/
_Thread_Disable_dispatch();
_Thread_Set_state( ts->thread, STATES_DELAYING );
a0014adc: e3a01008 mov r1, #8 a0014ae0: e5940000 ldr r0, [r4] a0014ae4: eb000d63 bl a0018078 <_Thread_Set_state>
_Timer_server_Reset_interval_system_watchdog( ts );
a0014ae8: e1a00004 mov r0, r4 a0014aec: ebffff6a bl a001489c <_Timer_server_Reset_interval_system_watchdog>
_Timer_server_Reset_tod_system_watchdog( ts );
a0014af0: e1a00004 mov r0, r4 a0014af4: ebffff7e bl a00148f4 <_Timer_server_Reset_tod_system_watchdog>
_Thread_Enable_dispatch();
a0014af8: eb000ac6 bl a0017618 <_Thread_Enable_dispatch>
ts->active = true;
a0014afc: e3a03001 mov r3, #1 a0014b00: e5c4307c strb r3, [r4, #124] ; 0x7c
static void _Timer_server_Stop_interval_system_watchdog(
Timer_server_Control *ts
)
{
_Watchdog_Remove( &ts->Interval_watchdogs.System_watchdog );
a0014b04: e59d0004 ldr r0, [sp, #4] a0014b08: eb001057 bl a0018c6c <_Watchdog_Remove>
static void _Timer_server_Stop_tod_system_watchdog(
Timer_server_Control *ts
)
{
_Watchdog_Remove( &ts->TOD_watchdogs.System_watchdog );
a0014b0c: e59d0000 ldr r0, [sp] a0014b10: eb001055 bl a0018c6c <_Watchdog_Remove> a0014b14: eaffffa0 b a001499c <_Timer_server_Body+0x50> a0014b18: a00387e4 .word 0xa00387e4 a0014b1c: a0038714 .word 0xa0038714 a0014b20: a003868c .word 0xa003868c
a0033a40 <rtems_rate_monotonic_period>:
rtems_status_code rtems_rate_monotonic_period(
rtems_id id,
rtems_interval length
)
{
a0033a40: e92d40f1 push {r0, r4, r5, r6, r7, lr}
a0033a44: e1a05000 mov r5, r0
a0033a48: e1a04001 mov r4, r1
a0033a4c: e59f0168 ldr r0, [pc, #360] ; a0033bbc <rtems_rate_monotonic_period+0x17c>
a0033a50: e1a01005 mov r1, r5
a0033a54: e1a0200d mov r2, sp
a0033a58: ebff586b bl a0009c0c <_Objects_Get>
rtems_rate_monotonic_period_states local_state;
ISR_Level level;
the_period = _Rate_monotonic_Get( id, &location );
switch ( location ) {
a0033a5c: e59d3000 ldr r3, [sp] a0033a60: e1a06000 mov r6, r0 a0033a64: e3530000 cmp r3, #0
a0033a68: 1a000050 bne a0033bb0 <rtems_rate_monotonic_period+0x170>
case OBJECTS_LOCAL:
if ( !_Thread_Is_executing( the_period->owner ) ) {
a0033a6c: e59f314c ldr r3, [pc, #332] ; a0033bc0 <rtems_rate_monotonic_period+0x180> a0033a70: e5902040 ldr r2, [r0, #64] ; 0x40 a0033a74: e5933000 ldr r3, [r3] a0033a78: e1520003 cmp r2, r3
a0033a7c: 0a000002 beq a0033a8c <rtems_rate_monotonic_period+0x4c>
_Thread_Enable_dispatch();
a0033a80: ebff5aae bl a000a540 <_Thread_Enable_dispatch> a0033a84: e3a04017 mov r4, #23
return RTEMS_NOT_OWNER_OF_RESOURCE;
a0033a88: ea000049 b a0033bb4 <rtems_rate_monotonic_period+0x174>
}
if ( length == RTEMS_PERIOD_STATUS ) {
a0033a8c: e3540000 cmp r4, #0
a0033a90: 1a000004 bne a0033aa8 <rtems_rate_monotonic_period+0x68>
switch ( the_period->state ) {
a0033a94: e5903038 ldr r3, [r0, #56] ; 0x38 a0033a98: e3530004 cmp r3, #4 a0033a9c: 959f2120 ldrls r2, [pc, #288] ; a0033bc4 <rtems_rate_monotonic_period+0x184> a0033aa0: 97924103 ldrls r4, [r2, r3, lsl #2] a0033aa4: ea00003f b a0033ba8 <rtems_rate_monotonic_period+0x168>
static inline uint32_t arm_interrupt_disable( void )
{
uint32_t arm_switch_reg;
uint32_t level;
asm volatile (
a0033aa8: e10f7000 mrs r7, CPSR a0033aac: e3873080 orr r3, r7, #128 ; 0x80 a0033ab0: e129f003 msr CPSR_fc, r3
_Thread_Enable_dispatch();
return( return_value );
}
_ISR_Disable( level );
switch ( the_period->state ) {
a0033ab4: e5903038 ldr r3, [r0, #56] ; 0x38 a0033ab8: e3530002 cmp r3, #2
a0033abc: 0a000014 beq a0033b14 <rtems_rate_monotonic_period+0xd4>
a0033ac0: e3530004 cmp r3, #4
a0033ac4: 0a00002d beq a0033b80 <rtems_rate_monotonic_period+0x140>
a0033ac8: e3530000 cmp r3, #0
a0033acc: 1a000037 bne a0033bb0 <rtems_rate_monotonic_period+0x170>
static inline void arm_interrupt_enable( uint32_t level )
{
ARM_SWITCH_REGISTERS;
asm volatile (
a0033ad0: e129f007 msr CPSR_fc, r7
_ISR_Enable( level );
/*
* Baseline statistics information for the beginning of a period.
*/
_Rate_monotonic_Initiate_statistics( the_period );
a0033ad4: ebffff58 bl a003383c <_Rate_monotonic_Initiate_statistics>
the_period->state = RATE_MONOTONIC_ACTIVE;
a0033ad8: e3a03002 mov r3, #2 a0033adc: e5863038 str r3, [r6, #56] ; 0x38
Objects_Id id,
void *user_data
)
{
the_watchdog->state = WATCHDOG_INACTIVE;
the_watchdog->routine = routine;
a0033ae0: e59f30e0 ldr r3, [pc, #224] ; a0033bc8 <rtems_rate_monotonic_period+0x188>
Watchdog_Service_routine_entry routine,
Objects_Id id,
void *user_data
)
{
the_watchdog->state = WATCHDOG_INACTIVE;
a0033ae4: e3a07000 mov r7, #0
Watchdog_Control *the_watchdog,
Watchdog_Interval units
)
{
the_watchdog->initial = units;
a0033ae8: e586401c str r4, [r6, #28]
_Rate_monotonic_Timeout,
id,
NULL
);
the_period->next_length = length;
a0033aec: e586403c str r4, [r6, #60] ; 0x3c
Objects_Id id,
void *user_data
)
{
the_watchdog->state = WATCHDOG_INACTIVE;
the_watchdog->routine = routine;
a0033af0: e586302c str r3, [r6, #44] ; 0x2c
the_watchdog->id = id;
a0033af4: e5865030 str r5, [r6, #48] ; 0x30
)
{
the_watchdog->initial = units;
_Watchdog_Insert( &_Watchdog_Ticks_chain, the_watchdog );
a0033af8: e2861010 add r1, r6, #16
Watchdog_Service_routine_entry routine,
Objects_Id id,
void *user_data
)
{
the_watchdog->state = WATCHDOG_INACTIVE;
a0033afc: e5867018 str r7, [r6, #24]
the_watchdog->routine = routine; the_watchdog->id = id; the_watchdog->user_data = user_data;
a0033b00: e5867034 str r7, [r6, #52] ; 0x34
)
{
the_watchdog->initial = units;
_Watchdog_Insert( &_Watchdog_Ticks_chain, the_watchdog );
a0033b04: e59f00c0 ldr r0, [pc, #192] ; a0033bcc <rtems_rate_monotonic_period+0x18c> a0033b08: ebff5e8a bl a000b538 <_Watchdog_Insert>
_Watchdog_Insert_ticks( &the_period->Timer, length );
_Thread_Enable_dispatch();
a0033b0c: e1a04007 mov r4, r7 a0033b10: ea000024 b a0033ba8 <rtems_rate_monotonic_period+0x168>
case RATE_MONOTONIC_ACTIVE:
/*
* Update statistics from the concluding period.
*/
_Rate_monotonic_Update_statistics( the_period );
a0033b14: ebffff93 bl a0033968 <_Rate_monotonic_Update_statistics>
/*
* This tells the _Rate_monotonic_Timeout that this task is
* in the process of blocking on the period and that we
* may be changing the length of the next period.
*/
the_period->state = RATE_MONOTONIC_OWNER_IS_BLOCKING;
a0033b18: e3a03001 mov r3, #1
the_period->next_length = length;
a0033b1c: e586403c str r4, [r6, #60] ; 0x3c
/*
* This tells the _Rate_monotonic_Timeout that this task is
* in the process of blocking on the period and that we
* may be changing the length of the next period.
*/
the_period->state = RATE_MONOTONIC_OWNER_IS_BLOCKING;
a0033b20: e5863038 str r3, [r6, #56] ; 0x38 a0033b24: e129f007 msr CPSR_fc, r7
the_period->next_length = length;
_ISR_Enable( level );
_Thread_Executing->Wait.id = the_period->Object.id;
a0033b28: e59f2090 ldr r2, [pc, #144] ; a0033bc0 <rtems_rate_monotonic_period+0x180> a0033b2c: e5963008 ldr r3, [r6, #8]
_Thread_Set_state( _Thread_Executing, STATES_WAITING_FOR_PERIOD );
a0033b30: e3a01901 mov r1, #16384 ; 0x4000
the_period->state = RATE_MONOTONIC_OWNER_IS_BLOCKING;
the_period->next_length = length;
_ISR_Enable( level );
_Thread_Executing->Wait.id = the_period->Object.id;
a0033b34: e5920000 ldr r0, [r2] a0033b38: e5803020 str r3, [r0, #32]
_Thread_Set_state( _Thread_Executing, STATES_WAITING_FOR_PERIOD );
a0033b3c: ebff5cae bl a000adfc <_Thread_Set_state>
static inline uint32_t arm_interrupt_disable( void )
{
uint32_t arm_switch_reg;
uint32_t level;
asm volatile (
a0033b40: e10f2000 mrs r2, CPSR a0033b44: e3823080 orr r3, r2, #128 ; 0x80 a0033b48: e129f003 msr CPSR_fc, r3
* Did the watchdog timer expire while we were actually blocking
* on it?
*/
_ISR_Disable( level );
local_state = the_period->state;
the_period->state = RATE_MONOTONIC_ACTIVE;
a0033b4c: e3a01002 mov r1, #2
/*
* Did the watchdog timer expire while we were actually blocking
* on it?
*/
_ISR_Disable( level );
local_state = the_period->state;
a0033b50: e5963038 ldr r3, [r6, #56] ; 0x38
the_period->state = RATE_MONOTONIC_ACTIVE;
a0033b54: e5861038 str r1, [r6, #56] ; 0x38
static inline void arm_interrupt_enable( uint32_t level )
{
ARM_SWITCH_REGISTERS;
asm volatile (
a0033b58: e129f002 msr CPSR_fc, r2
/*
* If it did, then we want to unblock ourself and continue as
* if nothing happen. The period was reset in the timeout routine.
*/
if ( local_state == RATE_MONOTONIC_EXPIRED_WHILE_BLOCKING )
a0033b5c: e3530003 cmp r3, #3
a0033b60: 1a000003 bne a0033b74 <rtems_rate_monotonic_period+0x134>
_Thread_Clear_state( _Thread_Executing, STATES_WAITING_FOR_PERIOD );
a0033b64: e59f3054 ldr r3, [pc, #84] ; a0033bc0 <rtems_rate_monotonic_period+0x180><== NOT EXECUTED a0033b68: e3a01901 mov r1, #16384 ; 0x4000 <== NOT EXECUTED a0033b6c: e5930000 ldr r0, [r3] <== NOT EXECUTED a0033b70: ebff5977 bl a000a154 <_Thread_Clear_state> <== NOT EXECUTED
_Thread_Enable_dispatch();
a0033b74: ebff5a71 bl a000a540 <_Thread_Enable_dispatch> a0033b78: e3a04000 mov r4, #0
return RTEMS_SUCCESSFUL;
a0033b7c: ea00000c b a0033bb4 <rtems_rate_monotonic_period+0x174>
case RATE_MONOTONIC_EXPIRED:
/*
* Update statistics from the concluding period
*/
_Rate_monotonic_Update_statistics( the_period );
a0033b80: ebffff78 bl a0033968 <_Rate_monotonic_Update_statistics> a0033b84: e129f007 msr CPSR_fc, r7
_ISR_Enable( level );
the_period->state = RATE_MONOTONIC_ACTIVE;
a0033b88: e3a03002 mov r3, #2
Watchdog_Control *the_watchdog,
Watchdog_Interval units
)
{
the_watchdog->initial = units;
a0033b8c: e586401c str r4, [r6, #28]
the_period->next_length = length;
a0033b90: e586403c str r4, [r6, #60] ; 0x3c
*/
_Rate_monotonic_Update_statistics( the_period );
_ISR_Enable( level );
the_period->state = RATE_MONOTONIC_ACTIVE;
a0033b94: e5863038 str r3, [r6, #56] ; 0x38
_Watchdog_Insert( &_Watchdog_Ticks_chain, the_watchdog );
a0033b98: e2861010 add r1, r6, #16 a0033b9c: e59f0028 ldr r0, [pc, #40] ; a0033bcc <rtems_rate_monotonic_period+0x18c> a0033ba0: ebff5e64 bl a000b538 <_Watchdog_Insert>
the_period->next_length = length;
_Watchdog_Insert_ticks( &the_period->Timer, length );
_Thread_Enable_dispatch();
a0033ba4: e3a04006 mov r4, #6 a0033ba8: ebff5a64 bl a000a540 <_Thread_Enable_dispatch>
return RTEMS_TIMEOUT;
a0033bac: ea000000 b a0033bb4 <rtems_rate_monotonic_period+0x174> a0033bb0: e3a04004 mov r4, #4
case OBJECTS_ERROR:
break;
}
return RTEMS_INVALID_ID;
}
a0033bb4: e1a00004 mov r0, r4
a0033bb8: e8bd80f8 pop {r3, r4, r5, r6, r7, pc}
a0033bbc: a0060344 .word 0xa0060344
a0033bc0: a005ff80 .word 0xa005ff80
a0033bc4: a005574c .word 0xa005574c
a0033bc8: a0033bd0 .word 0xa0033bd0
a0033bcc: a005ffa0 .word 0xa005ffa0