1 | /* |
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2 | * ptimer.c,v 1.1 1996/06/03 16:29:58 joel Exp |
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3 | */ |
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4 | |
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5 | #include <assert.h> |
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6 | #include <time.h> |
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7 | #include <errno.h> |
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8 | |
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9 | #include <rtems/system.h> |
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10 | #include <rtems/score/isr.h> |
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11 | #include <rtems/score/thread.h> |
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12 | #include <rtems/score/tod.h> |
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13 | |
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14 | #include <rtems/posix/time.h> |
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15 | |
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16 | /************************************/ |
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17 | /* These includes are now necessary */ |
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18 | /************************************/ |
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19 | |
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20 | #include <sys/features.h> |
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21 | #include <rtems/rtems/status.h> |
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22 | #include <rtems/rtems/types.h> |
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23 | #include <rtems/rtems/timer.h> |
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24 | #include <rtems/rtems/clock.h> |
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25 | #include <rtems/posix/psignal.h> |
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26 | #include <rtems/score/wkspace.h> |
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27 | #include <pthread.h> |
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28 | #include <stdio.h> |
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29 | #include <signal.h> |
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30 | |
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31 | /*****************************/ |
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32 | /* End of necessary includes */ |
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33 | /*****************************/ |
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34 | |
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35 | #include <rtems/posix/timer.h> |
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36 | |
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37 | /* *************************************************************************** |
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38 | * TIMER_INITIALIZE_S |
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39 | * |
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40 | * Description: Initialize the data of a timer |
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41 | * ***************************************************************************/ |
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42 | |
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43 | void TIMER_INITIALIZE_S ( int timer_pos ) |
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44 | { |
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45 | |
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46 | /* |
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47 | * Indicates that the position in the table is free |
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48 | */ |
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49 | |
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50 | timer_struct[timer_pos].state = STATE_FREE_C; |
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51 | |
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52 | /* |
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53 | * The initial data of timing are set with null value |
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54 | */ |
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55 | |
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56 | timer_struct[timer_pos].timer_data.it_value.tv_sec = 0; |
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57 | timer_struct[timer_pos].timer_data.it_value.tv_nsec = 0; |
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58 | timer_struct[timer_pos].timer_data.it_interval.tv_sec = 0; |
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59 | timer_struct[timer_pos].timer_data.it_interval.tv_nsec = 0; |
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60 | |
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61 | /* |
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62 | * The count of expirations is 0 |
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63 | */ |
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64 | |
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65 | timer_struct[timer_pos].overrun = 0; |
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66 | |
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67 | } |
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68 | |
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69 | /* *************************************************************************** |
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70 | * _POSIX_Timer_Manager_initialization |
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71 | * |
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72 | * Description: Initialize the internal structure in which the data of all |
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73 | * the timers are stored |
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74 | * ***************************************************************************/ |
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75 | |
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76 | int timer_max; |
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77 | timer_alive_t *timer_struct; |
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78 | |
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79 | |
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80 | void _POSIX_Timer_Manager_initialization ( int max_timers ) |
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81 | { |
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82 | int index; |
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83 | |
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84 | timer_struct = _Workspace_Allocate_or_fatal_error( |
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85 | max_timers * sizeof(timer_alive_t) ); |
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86 | |
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87 | /* |
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88 | * Initialize all the timers |
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89 | */ |
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90 | |
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91 | timer_max = max_timers; |
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92 | |
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93 | for (index=0; index<max_timers; index++) |
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94 | TIMER_INITIALIZE_S( index ); |
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95 | |
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96 | timer_max = max_timers; |
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97 | } |
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98 | |
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