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2009-07-09 Joel Sherrill <joel.sherrill@OARcorp.com>

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* score/src/watchdogadjusttochain.c: Rework to ease code coverage
	analysis.
This commit is contained in:
Joel Sherrill
2009-07-09 21:56:34 +00:00
parent b503e0b92e
commit 744379eee3
2 changed files with 36 additions and 20 deletions
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5
cpukit/ChangeLog
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@@ -1,3 +1,8 @@
2009-07-09 Joel Sherrill <joel.sherrill@OARcorp.com>
* score/src/watchdogadjusttochain.c: Rework to ease code coverage
analysis.
2009-07-09 Joel Sherrill <joel.sherrill@OARcorp.com>
* rtems/src/semcreate.c: Clean up rework to eliminate the goto and fix

51
cpukit/score/src/watchdogadjusttochain.c
View File

@@ -4,7 +4,7 @@
* This is used by the Timer Server task.
*/
/* COPYRIGHT (c) 1989-2008.
/* COPYRIGHT (c) 1989-2009.
* On-Line Applications Research Corporation (OAR).
*
* The license and distribution terms for this file may be
@@ -31,36 +31,47 @@ void _Watchdog_Adjust_to_chain(
{
Watchdog_Interval units = units_arg;
ISR_Level level;
Chain_Node *node;
if ( !units ) {
Watchdog_Control *first;
if ( !units )
return;
}
_ISR_Disable( level );
if ( !_Chain_Is_empty( header ) ) {
while ( units ) {
if ( units < _Watchdog_First( header )->delta_interval ) {
_Watchdog_First( header )->delta_interval -= units;
break;
} else {
units -= _Watchdog_First( header )->delta_interval;
_Watchdog_First( header )->delta_interval = 0;
first = _Watchdog_First( header );
do {
node = _Chain_Get_unprotected( header );
_Chain_Append_unprotected( to_fire, node );
/*
* If it is longer than "units" until the first element on the chain
* fires, then bump it and quit.
*/
if ( units < first->delta_interval ) {
first->delta_interval -= units;
break;
}
_ISR_Flash( level );
/*
* The first set happens in less than units, so take all of them
* off the chain and adjust units to reflect this.
*/
units -= first->delta_interval;
first->delta_interval = 0;
} while ( !_Chain_Is_empty( header ) &&
_Watchdog_First( header )->delta_interval == 0 );
while (1) {
_Chain_Extract_unprotected( &first->Node );
_Chain_Append_unprotected( to_fire, &first->Node );
if ( _Chain_Is_empty( header ) )
break;
_ISR_Flash( level );
if ( _Chain_Is_empty( header ) )
break;
first = _Watchdog_First( header );
if ( first->delta_interval != 0 )
break;
}
}
}
_ISR_Enable( level );
}