1 | -- |
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2 | -- RTEMS / Body |
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3 | -- |
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4 | -- DESCRIPTION: |
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5 | -- |
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6 | -- This package provides the interface to the RTEMS API. |
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7 | -- |
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8 | -- |
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9 | -- DEPENDENCIES: |
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10 | -- |
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11 | -- |
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12 | -- |
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13 | -- COPYRIGHT (c) 1997-2011. |
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14 | -- On-Line Applications Research Corporation (OAR). |
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15 | -- |
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16 | -- The license and distribution terms for this file may in |
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17 | -- the file LICENSE in this distribution or at |
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18 | -- http://www.rtems.org/license/LICENSE. |
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19 | -- |
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20 | |
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21 | package body RTEMS.Clock is |
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22 | |
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23 | -- |
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24 | -- Clock Manager |
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25 | -- |
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26 | |
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27 | procedure Set |
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28 | (Time_Buffer : in RTEMS.Time_Of_Day; |
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29 | Result : out RTEMS.Status_Codes) |
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30 | is |
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31 | function Set_Base |
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32 | (Time_Buffer : access RTEMS.Time_Of_Day) |
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33 | return RTEMS.Status_Codes; |
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34 | pragma Import (C, Set_Base, "rtems_clock_set"); |
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35 | |
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36 | Tmp_Time : aliased RTEMS.Time_Of_Day; |
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37 | begin |
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38 | |
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39 | Tmp_Time := Time_Buffer; |
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40 | Result := Set_Base (Tmp_Time'Access); |
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41 | |
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42 | end Set; |
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43 | |
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44 | procedure Get |
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45 | (Option : in RTEMS.Clock.Get_Options; |
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46 | Time_Buffer : in RTEMS.Address; |
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47 | Result : out RTEMS.Status_Codes) |
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48 | is |
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49 | function Get_Base |
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50 | (Option : RTEMS.Clock.Get_Options; |
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51 | Time_Buffer : RTEMS.Address) |
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52 | return RTEMS.Status_Codes; |
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53 | pragma Import (C, Get_Base, "rtems_clock_get"); |
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54 | begin |
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55 | |
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56 | Result := Get_Base (Option, Time_Buffer); |
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57 | |
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58 | end Get; |
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59 | |
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60 | procedure Get_TOD |
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61 | (Time : out RTEMS.Time_Of_Day; |
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62 | Result : out RTEMS.Status_Codes) |
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63 | is |
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64 | function Get_TOD_Base |
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65 | (Time : access RTEMS.Time_Of_Day) |
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66 | return RTEMS.Status_Codes; |
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67 | pragma Import (C, Get_TOD_Base, "rtems_clock_get_tod"); |
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68 | |
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69 | Tmp_Time : aliased RTEMS.Time_Of_Day; |
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70 | begin |
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71 | Result := Get_TOD_Base (Tmp_Time'Access); |
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72 | Time := Tmp_Time; |
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73 | end Get_TOD; |
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74 | |
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75 | procedure Get_TOD_Time_Value |
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76 | (Time : out RTEMS.Time_Value; |
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77 | Result : out RTEMS.Status_Codes) |
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78 | is |
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79 | function Get_TOD_Time_Value_Base |
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80 | (Time : access RTEMS.Time_Value) |
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81 | return RTEMS.Status_Codes; |
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82 | pragma Import |
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83 | (C, |
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84 | Get_TOD_Time_Value_Base, |
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85 | "rtems_clock_get_tod_timeval"); |
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86 | |
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87 | Tmp_Time : aliased RTEMS.Time_Value; |
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88 | begin |
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89 | Result := Get_TOD_Time_Value_Base (Tmp_Time'Access); |
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90 | Time := Tmp_Time; |
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91 | end Get_TOD_Time_Value; |
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92 | |
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93 | procedure Get_Seconds_Since_Epoch |
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94 | (The_Interval : out RTEMS.Interval; |
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95 | Result : out RTEMS.Status_Codes) |
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96 | is |
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97 | function Get_Seconds_Since_Epoch_Base |
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98 | (The_Interval : access RTEMS.Interval) |
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99 | return RTEMS.Status_Codes; |
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100 | pragma Import |
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101 | (C, |
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102 | Get_Seconds_Since_Epoch_Base, |
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103 | "rtems_clock_get_seconds_since_epoch"); |
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104 | |
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105 | Tmp_Interval : aliased RTEMS.Interval; |
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106 | begin |
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107 | Result := |
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108 | Get_Seconds_Since_Epoch_Base (Tmp_Interval'Access); |
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109 | The_Interval := Tmp_Interval; |
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110 | end Get_Seconds_Since_Epoch; |
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111 | |
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112 | -- Get_Ticks_Per_Second is in rtems.ads |
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113 | |
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114 | -- Get_Ticks_Since_Boot is in rtems.ads |
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115 | |
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116 | procedure Get_Uptime |
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117 | (Uptime : out RTEMS.Timespec; |
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118 | Result : out RTEMS.Status_Codes) |
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119 | is |
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120 | function Get_Uptime_Base |
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121 | (Uptime : access RTEMS.Timespec) |
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122 | return RTEMS.Status_Codes; |
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123 | pragma Import (C, Get_Uptime_Base, "rtems_clock_get_uptime"); |
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124 | Uptime_Base : aliased RTEMS.Timespec; |
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125 | begin |
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126 | |
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127 | Result := Get_Uptime_Base (Uptime_Base'Access); |
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128 | Uptime := Uptime_Base; |
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129 | |
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130 | end Get_Uptime; |
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131 | |
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132 | procedure Tick (Result : out RTEMS.Status_Codes) is |
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133 | function Tick_Base return RTEMS.Status_Codes; |
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134 | pragma Import (C, Tick_Base, "rtems_clock_tick"); |
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135 | begin |
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136 | |
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137 | Result := Tick_Base; |
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138 | |
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139 | end Tick; |
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140 | |
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141 | end RTEMS.Clock; |
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