1 | /** |
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2 | * @file |
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3 | * |
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4 | * @brief RTEMS Rate Monotonic Get Statistics |
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5 | * @ingroup ClassicRateMon |
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6 | */ |
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7 | |
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8 | /* |
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9 | * COPYRIGHT (c) 1989-2009. |
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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.com/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/system.h> |
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22 | #include <rtems/rtems/status.h> |
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23 | #include <rtems/rtems/support.h> |
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24 | #include <rtems/score/isr.h> |
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25 | #include <rtems/score/object.h> |
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26 | #include <rtems/rtems/ratemon.h> |
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27 | #include <rtems/score/thread.h> |
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28 | |
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29 | rtems_status_code rtems_rate_monotonic_get_statistics( |
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30 | rtems_id id, |
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31 | rtems_rate_monotonic_period_statistics *statistics |
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32 | ) |
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33 | { |
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34 | Objects_Locations location; |
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35 | Rate_monotonic_Control *the_period; |
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36 | rtems_rate_monotonic_period_statistics *dst; |
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37 | Rate_monotonic_Statistics *src; |
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38 | |
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39 | if ( !statistics ) |
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40 | return RTEMS_INVALID_ADDRESS; |
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41 | |
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42 | the_period = _Rate_monotonic_Get( id, &location ); |
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43 | switch ( location ) { |
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44 | |
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45 | case OBJECTS_LOCAL: |
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46 | dst = statistics; |
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47 | src = &the_period->Statistics; |
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48 | dst->count = src->count; |
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49 | dst->missed_count = src->missed_count; |
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50 | #ifndef __RTEMS_USE_TICKS_FOR_STATISTICS__ |
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51 | _Timestamp_To_timespec( &src->min_cpu_time, &dst->min_cpu_time ); |
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52 | _Timestamp_To_timespec( &src->max_cpu_time, &dst->max_cpu_time ); |
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53 | _Timestamp_To_timespec( &src->total_cpu_time, &dst->total_cpu_time ); |
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54 | _Timestamp_To_timespec( &src->min_wall_time, &dst->min_wall_time ); |
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55 | _Timestamp_To_timespec( &src->max_wall_time, &dst->max_wall_time ); |
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56 | _Timestamp_To_timespec( &src->total_wall_time, &dst->total_wall_time ); |
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57 | #else |
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58 | dst->min_cpu_time = src->min_cpu_time; |
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59 | dst->max_cpu_time = src->max_cpu_time; |
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60 | dst->total_cpu_time = src->total_cpu_time; |
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61 | dst->min_wall_time = src->min_wall_time; |
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62 | dst->max_wall_time = src->max_wall_time; |
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63 | dst->total_wall_time = src->total_wall_time; |
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64 | #endif |
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65 | |
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66 | _Objects_Put( &the_period->Object ); |
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67 | return RTEMS_SUCCESSFUL; |
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68 | |
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69 | #if defined(RTEMS_MULTIPROCESSING) |
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70 | case OBJECTS_REMOTE: /* should never return this */ |
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71 | #endif |
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72 | case OBJECTS_ERROR: |
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73 | break; |
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74 | } |
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75 | |
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76 | return RTEMS_INVALID_ID; |
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77 | } |
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