4.115
Last change
on this file since d4d7899 was
62181b21,
checked in by Sebastian Huber <sebastian.huber@…>, on 11/16/12 at 12:59:27
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score: Add and use _TOD_Get_with_nanoseconds()
Delete _TOD_Get_as_timestamp().
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-
Property mode set to
100644
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File size:
893 bytes
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1 | /* |
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2 | * Time of Day (TOD) Handler - get TOD |
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3 | * |
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4 | * COPYRIGHT (c) 1989-2008. |
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5 | * On-Line Applications Research Corporation (OAR). |
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6 | * |
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7 | * The license and distribution terms for this file may be |
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8 | * found in the file LICENSE in this distribution or at |
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9 | * http://www.rtems.com/license/LICENSE. |
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10 | */ |
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11 | |
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12 | #if HAVE_CONFIG_H |
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13 | #include "config.h" |
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14 | #endif |
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15 | |
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16 | #include <rtems/score/tod.h> |
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17 | #include <rtems/score/watchdog.h> |
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18 | |
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19 | Timestamp_Control *_TOD_Get_with_nanoseconds( |
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20 | Timestamp_Control *snapshot, |
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21 | const Timestamp_Control *clock |
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22 | ) |
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23 | { |
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24 | ISR_Level level; |
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25 | Timestamp_Control offset; |
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26 | Timestamp_Control now; |
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27 | uint32_t nanoseconds; |
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28 | |
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29 | _ISR_Disable( level ); |
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30 | nanoseconds = (*_Watchdog_Nanoseconds_since_tick_handler)(); |
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31 | now = *clock; |
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32 | _ISR_Enable( level ); |
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33 | |
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34 | _Timestamp_Set( &offset, 0, nanoseconds ); |
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35 | _Timestamp_Add_to( &now, &offset ); |
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36 | |
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37 | *snapshot = now; |
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38 | |
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39 | return snapshot; |
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40 | } |
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