1 | -- |
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2 | -- RTEMS / Specification |
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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 | -- DEPENDENCIES: |
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9 | -- |
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10 | -- NOTES: |
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11 | -- RTEMS initialization and configuration are called from |
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12 | -- the BSP side, therefore should never be called from ADA. |
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13 | -- |
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14 | -- COPYRIGHT (c) 1997-2008. |
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15 | -- On-Line Applications Research Corporation (OAR). |
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16 | -- |
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17 | -- The license and distribution terms for this file may in |
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18 | -- the file LICENSE in this distribution or at |
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19 | -- http://www.rtems.org/license/LICENSE. |
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20 | -- |
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21 | |
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22 | package RTEMS.Tasks is |
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23 | |
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24 | subtype Priority is RTEMS.Unsigned32; |
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25 | |
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26 | Current_Priority : constant Priority := 0; |
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27 | No_Priority : constant Priority := 0; |
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28 | |
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29 | subtype Argument is RTEMS.Unsigned32; |
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30 | type Argument_PTR is access all Argument; |
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31 | |
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32 | type Entry_Point is access procedure ( |
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33 | Argument : RTEMS.Unsigned32 |
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34 | ); |
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35 | pragma Convention (C, Entry_Point); |
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36 | |
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37 | |
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38 | -- |
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39 | -- Task Manager |
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40 | -- |
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41 | |
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42 | procedure Create ( |
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43 | Name : in RTEMS.Name; |
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44 | Initial_Priority : in Priority; |
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45 | Stack_Size : in Unsigned32; |
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46 | Initial_Modes : in RTEMS.Mode; |
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47 | Attribute_Set : in RTEMS.Attribute; |
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48 | ID : out RTEMS.ID; |
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49 | Result : out RTEMS.Status_Codes |
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50 | ); |
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51 | |
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52 | procedure Ident ( |
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53 | Name : in RTEMS.Name; |
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54 | Node : in RTEMS.Node; |
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55 | ID : out RTEMS.ID; |
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56 | Result : out RTEMS.Status_Codes |
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57 | ); |
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58 | |
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59 | procedure Start ( |
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60 | ID : in RTEMS.ID; |
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61 | Entry_Point : in RTEMS.Tasks.Entry_Point; |
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62 | Argument : in RTEMS.Tasks.Argument; |
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63 | Result : out RTEMS.Status_Codes |
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64 | ); |
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65 | |
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66 | procedure Restart ( |
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67 | ID : in RTEMS.ID; |
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68 | Argument : in RTEMS.Tasks.Argument; |
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69 | Result : out RTEMS.Status_Codes |
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70 | ); |
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71 | |
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72 | procedure Delete ( |
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73 | ID : in RTEMS.ID; |
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74 | Result : out RTEMS.Status_Codes |
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75 | ); |
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76 | |
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77 | procedure Suspend ( |
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78 | ID : in RTEMS.ID; |
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79 | Result : out RTEMS.Status_Codes |
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80 | ); |
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81 | |
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82 | procedure Resume ( |
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83 | ID : in RTEMS.ID; |
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84 | Result : out RTEMS.Status_Codes |
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85 | ); |
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86 | |
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87 | procedure Is_Suspended ( |
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88 | ID : in RTEMS.ID; |
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89 | Result : out RTEMS.Status_Codes |
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90 | ); |
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91 | |
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92 | procedure Set_Priority ( |
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93 | ID : in RTEMS.ID; |
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94 | New_Priority : in Priority; |
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95 | Old_Priority : out Priority; |
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96 | Result : out RTEMS.Status_Codes |
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97 | ); |
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98 | |
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99 | procedure Mode ( |
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100 | Mode_Set : in RTEMS.Mode; |
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101 | Mask : in RTEMS.Mode; |
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102 | Previous_Mode_Set : out RTEMS.Mode; |
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103 | Result : out RTEMS.Status_Codes |
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104 | ); |
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105 | |
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106 | procedure Get_Note ( |
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107 | ID : in RTEMS.ID; |
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108 | Notepad : in RTEMS.Notepad_Index; |
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109 | Note : out RTEMS.Unsigned32; |
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110 | Result : out RTEMS.Status_Codes |
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111 | ); |
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112 | |
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113 | procedure Set_Note ( |
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114 | ID : in RTEMS.ID; |
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115 | Notepad : in RTEMS.Notepad_Index; |
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116 | Note : in RTEMS.Unsigned32; |
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117 | Result : out RTEMS.Status_Codes |
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118 | ); |
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119 | |
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120 | type Variable_Dtor is access procedure ( |
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121 | Argument : in RTEMS.Address |
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122 | ); |
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123 | pragma Convention (C, Variable_Dtor); |
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124 | |
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125 | procedure Variable_Add ( |
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126 | ID : in RTEMS.ID; |
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127 | Task_Variable : in RTEMS.Address; |
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128 | Dtor : in Variable_Dtor; |
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129 | Result : out RTEMS.Status_Codes |
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130 | ); |
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131 | |
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132 | procedure Variable_Get ( |
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133 | ID : in RTEMS.ID; |
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134 | Task_Variable : out RTEMS.Address; |
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135 | Task_Variable_Value : out RTEMS.Address; |
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136 | Result : out RTEMS.Status_Codes |
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137 | ); |
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138 | |
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139 | procedure Variable_Delete ( |
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140 | ID : in RTEMS.ID; |
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141 | Task_Variable : out RTEMS.Address; |
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142 | Result : out RTEMS.Status_Codes |
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143 | ); |
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144 | |
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145 | procedure Wake_When ( |
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146 | Time_Buffer : in RTEMS.Time_Of_Day; |
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147 | Result : out RTEMS.Status_Codes |
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148 | ); |
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149 | |
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150 | procedure Wake_After ( |
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151 | Ticks : in RTEMS.Interval; |
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152 | Result : out RTEMS.Status_Codes |
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153 | ); |
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154 | |
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155 | end RTEMS.Tasks; |
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156 | |
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