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1 | /** |
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2 | * @file |
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3 | * |
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4 | * @brief Set Time of Day Given a Timestamp |
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5 | * |
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6 | * @ingroup ScoreTOD |
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7 | */ |
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8 | |
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9 | /* COPYRIGHT (c) 1989-2007. |
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10 | * On-Line Applications Research Corporation (OAR). |
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11 | * |
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12 | * The license and distribution terms for this file may be |
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13 | * found in the file LICENSE in this distribution or at |
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14 | * http://www.rtems.org/license/LICENSE. |
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15 | */ |
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16 | |
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17 | #if HAVE_CONFIG_H |
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18 | #include "config.h" |
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19 | #endif |
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20 | |
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21 | #include <rtems/score/todimpl.h> |
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22 | #include <rtems/score/assert.h> |
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23 | #include <rtems/score/watchdogimpl.h> |
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24 | |
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25 | void _TOD_Set( |
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26 | const Timestamp_Control *tod_as_timestamp, |
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27 | ISR_lock_Context *lock_context |
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28 | ) |
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29 | { |
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30 | struct timespec tod_as_timespec; |
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31 | uint64_t tod_as_ticks; |
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32 | uint32_t cpu_count; |
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33 | uint32_t cpu_index; |
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34 | |
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35 | _Assert( _API_Mutex_Is_owner( _Once_Mutex ) ); |
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36 | |
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37 | _Timecounter_Set_clock( tod_as_timestamp, lock_context ); |
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38 | |
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39 | _Timestamp_To_timespec( tod_as_timestamp, &tod_as_timespec ); |
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40 | tod_as_ticks = _Watchdog_Ticks_from_timespec( &tod_as_timespec ); |
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41 | cpu_count = _SMP_Get_processor_count(); |
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42 | |
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43 | for ( cpu_index = 0 ; cpu_index < cpu_count ; ++cpu_index ) { |
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44 | Per_CPU_Control *cpu = _Per_CPU_Get_by_index( cpu_index ); |
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45 | |
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46 | _Watchdog_Per_CPU_tickle_absolute( cpu, tod_as_ticks ); |
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47 | } |
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48 | |
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49 | _TOD.is_set = true; |
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50 | } |
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