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.Port is |
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22 | |
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23 | -- |
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24 | -- Dual Ported Memory Manager |
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25 | -- |
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26 | |
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27 | procedure Create |
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28 | (Name : in RTEMS.Name; |
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29 | Internal_Start : in RTEMS.Address; |
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30 | External_Start : in RTEMS.Address; |
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31 | Length : in RTEMS.Unsigned32; |
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32 | ID : out RTEMS.ID; |
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33 | Result : out RTEMS.Status_Codes) |
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34 | is |
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35 | function Create_Base |
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36 | (Name : RTEMS.Name; |
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37 | Internal_Start : RTEMS.Address; |
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38 | External_Start : RTEMS.Address; |
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39 | Length : RTEMS.Unsigned32; |
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40 | ID : access RTEMS.ID) |
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41 | return RTEMS.Status_Codes; |
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42 | pragma Import (C, Create_Base, "rtems_port_create"); |
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43 | ID_Base : aliased RTEMS.ID; |
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44 | begin |
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45 | |
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46 | Result := |
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47 | Create_Base |
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48 | (Name, |
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49 | Internal_Start, |
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50 | External_Start, |
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51 | Length, |
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52 | ID_Base'Access); |
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53 | ID := ID_Base; |
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54 | |
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55 | end Create; |
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56 | |
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57 | procedure Ident |
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58 | (Name : in RTEMS.Name; |
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59 | ID : out RTEMS.ID; |
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60 | Result : out RTEMS.Status_Codes) |
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61 | is |
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62 | function Ident_Base |
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63 | (Name : RTEMS.Name; |
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64 | ID : access RTEMS.ID) |
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65 | return RTEMS.Status_Codes; |
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66 | pragma Import (C, Ident_Base, "rtems_port_ident"); |
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67 | ID_Base : aliased RTEMS.ID; |
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68 | begin |
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69 | |
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70 | Result := Ident_Base (Name, ID_Base'Access); |
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71 | ID := ID_Base; |
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72 | |
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73 | end Ident; |
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74 | |
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75 | procedure Delete |
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76 | (ID : in RTEMS.ID; |
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77 | Result : out RTEMS.Status_Codes) |
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78 | is |
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79 | function Delete_Base (ID : RTEMS.ID) return RTEMS.Status_Codes; |
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80 | pragma Import (C, Delete_Base, "rtems_port_delete"); |
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81 | begin |
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82 | |
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83 | Result := Delete_Base (ID); |
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84 | |
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85 | end Delete; |
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86 | |
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87 | procedure External_To_Internal |
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88 | (ID : in RTEMS.ID; |
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89 | External : in RTEMS.Address; |
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90 | Internal : out RTEMS.Address; |
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91 | Result : out RTEMS.Status_Codes) |
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92 | is |
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93 | function External_To_Internal_Base |
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94 | (ID : RTEMS.ID; |
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95 | External : RTEMS.Address; |
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96 | Internal : access RTEMS.Address) |
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97 | return RTEMS.Status_Codes; |
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98 | pragma Import |
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99 | (C, |
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100 | External_To_Internal_Base, |
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101 | "rtems_port_external_to_internal"); |
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102 | Internal_Base : aliased RTEMS.Address; |
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103 | begin |
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104 | |
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105 | Result := |
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106 | External_To_Internal_Base (ID, External, Internal_Base'Access); |
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107 | Internal := Internal_Base; |
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108 | |
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109 | end External_To_Internal; |
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110 | |
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111 | procedure Internal_To_External |
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112 | (ID : in RTEMS.ID; |
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113 | Internal : in RTEMS.Address; |
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114 | External : out RTEMS.Address; |
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115 | Result : out RTEMS.Status_Codes) |
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116 | is |
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117 | function Internal_To_External_Base |
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118 | (ID : RTEMS.ID; |
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119 | Internal : RTEMS.Address; |
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120 | External : access RTEMS.Address) |
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121 | return RTEMS.Status_Codes; |
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122 | pragma Import |
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123 | (C, |
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124 | Internal_To_External_Base, |
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125 | "rtems_port_internal_to_external"); |
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126 | External_Base : aliased RTEMS.Address; |
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127 | begin |
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128 | |
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129 | Result := |
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130 | Internal_To_External_Base (ID, Internal, External_Base'Access); |
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131 | External := External_Base; |
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132 | |
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133 | end Internal_To_External; |
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134 | |
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135 | end RTEMS.Port; |
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