4.115
Last change
on this file since 2903090 was
2903090,
checked in by Sebastian Huber <sebastian.huber@…>, on 04/15/15 at 09:26:46
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score: Add header to _Watchdog_Remove()
Add watchdog header parameter to _Watchdog_Remove() to be in line with
the other operations. Add _Watchdog_Remove_ticks() and
_Watchdog_Remove_seconds() for convenience.
Update #2307.
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Property mode set to
100644
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File size:
1.4 KB
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[ab87219] | 1 | /** |
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| 2 | * @file |
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| 3 | * |
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| 4 | * @brief Helper Routine for POSIX TIMERS |
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[5cb175bb] | 5 | * @ingroup POSIXAPI |
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[ab87219] | 6 | */ |
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| 7 | |
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[a6cbc9b] | 8 | /* |
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| 9 | * Helper routine for POSIX timers |
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| 10 | * |
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| 11 | * COPYRIGHT (c) 1989-2007. |
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| 12 | * On-Line Applications Research Corporation (OAR). |
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| 13 | * |
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| 14 | * The license and distribution terms for this file may be |
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| 15 | * found in the file LICENSE in this distribution or at |
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[c499856] | 16 | * http://www.rtems.org/license/LICENSE. |
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[a6cbc9b] | 17 | */ |
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| 18 | |
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| 19 | #if HAVE_CONFIG_H |
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| 20 | #include "config.h" |
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| 21 | #endif |
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| 22 | |
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| 23 | #include <time.h> |
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| 24 | |
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| 25 | #include <rtems/system.h> |
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| 26 | #include <rtems/seterr.h> |
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| 27 | #include <rtems/score/isr.h> |
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[4b48ece0] | 28 | #include <rtems/score/watchdogimpl.h> |
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[f17c779] | 29 | #include <rtems/posix/timerimpl.h> |
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[a6cbc9b] | 30 | #include <rtems/posix/ptimer.h> |
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| 31 | |
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[f8437c8] | 32 | bool _POSIX_Timer_Insert_helper( |
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[a6cbc9b] | 33 | Watchdog_Control *timer, |
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| 34 | Watchdog_Interval ticks, |
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| 35 | Objects_Id id, |
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| 36 | Watchdog_Service_routine_entry TSR, |
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| 37 | void *arg |
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| 38 | ) |
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| 39 | { |
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| 40 | ISR_Level level; |
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| 41 | |
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[2903090] | 42 | _Watchdog_Remove_ticks( timer ); |
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[a6cbc9b] | 43 | _ISR_Disable( level ); |
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| 44 | |
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| 45 | /* |
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| 46 | * Check to see if the watchdog has just been inserted by a |
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| 47 | * higher priority interrupt. If so, abandon this insert. |
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| 48 | */ |
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| 49 | if ( timer->state != WATCHDOG_INACTIVE ) { |
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| 50 | _ISR_Enable( level ); |
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[f8437c8] | 51 | return false; |
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[a6cbc9b] | 52 | } |
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| 53 | |
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| 54 | /* |
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| 55 | * OK. Now we now the timer was not rescheduled by an interrupt |
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| 56 | * so we can atomically initialize it as in use. |
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| 57 | */ |
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| 58 | _Watchdog_Initialize( timer, TSR, id, arg ); |
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| 59 | _Watchdog_Insert_ticks( timer, ticks ); |
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| 60 | _ISR_Enable( level ); |
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[f8437c8] | 61 | return true; |
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[a6cbc9b] | 62 | } |
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