[1987020] | 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.com/license/LICENSE. |
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| 19 | -- |
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| 20 | -- $Id$ |
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| 21 | -- |
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| 22 | |
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| 23 | with Ada; |
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| 24 | with Ada.Unchecked_Conversion; |
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| 25 | with Interfaces; use Interfaces; |
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| 26 | with Interfaces.C; use Interfaces.C; |
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| 27 | with Interfaces.C.Strings; use Interfaces.C.Strings; |
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| 28 | |
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| 29 | package body RTEMS.IO is |
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| 30 | |
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| 31 | -- |
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| 32 | -- Input/Output Manager |
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| 33 | -- |
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| 34 | |
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| 35 | procedure Register_Name |
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| 36 | (Name : in String; |
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| 37 | Major : in RTEMS.Device_Major_Number; |
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| 38 | Minor : in RTEMS.Device_Minor_Number; |
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| 39 | Result : out RTEMS.Status_Codes) |
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| 40 | is |
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| 41 | function Register_Name_Base |
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| 42 | (Name : Interfaces.C.char_array; |
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| 43 | Major : RTEMS.Device_Major_Number; |
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| 44 | Minor : RTEMS.Device_Minor_Number) |
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| 45 | return RTEMS.Status_Codes; |
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| 46 | pragma Import (C, Register_Name_Base, "rtems_io_register_name"); |
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| 47 | begin |
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| 48 | |
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| 49 | Result := Register_Name_Base (Interfaces.C.To_C (Name), Major, Minor); |
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| 50 | |
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| 51 | end Register_Name; |
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| 52 | |
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| 53 | procedure Lookup_Name |
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| 54 | (Name : in String; |
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| 55 | Device_Info : out RTEMS.Driver_Name_t; |
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| 56 | Result : out RTEMS.Status_Codes) |
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| 57 | is |
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| 58 | function Lookup_Name_Base |
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| 59 | (Name : Interfaces.C.char_array; |
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| 60 | Device_Info : access RTEMS.Driver_Name_t) |
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| 61 | return RTEMS.Status_Codes; |
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| 62 | pragma Import (C, Lookup_Name_Base, "rtems_io_lookup_name"); |
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| 63 | Device_Info_Base : aliased RTEMS.Driver_Name_t; |
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| 64 | begin |
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| 65 | |
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| 66 | Result := |
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| 67 | Lookup_Name_Base |
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| 68 | (Interfaces.C.To_C (Name), |
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| 69 | Device_Info_Base'Unchecked_Access); |
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| 70 | Device_Info := Device_Info_Base; |
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| 71 | |
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| 72 | end Lookup_Name; |
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| 73 | |
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| 74 | procedure Open |
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| 75 | (Major : in RTEMS.Device_Major_Number; |
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| 76 | Minor : in RTEMS.Device_Minor_Number; |
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| 77 | Argument : in RTEMS.Address; |
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| 78 | Result : out RTEMS.Status_Codes) |
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| 79 | is |
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| 80 | function Open_Base |
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| 81 | (Major : RTEMS.Device_Major_Number; |
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| 82 | Minor : RTEMS.Device_Minor_Number; |
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| 83 | Argument : RTEMS.Address) |
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| 84 | return RTEMS.Status_Codes; |
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| 85 | pragma Import (C, Open_Base, "rtems_io_open"); |
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| 86 | begin |
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| 87 | |
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| 88 | Result := Open_Base (Major, Minor, Argument); |
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| 89 | |
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| 90 | end Open; |
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| 91 | pragma Inline (Open); |
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| 92 | |
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| 93 | procedure Close |
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| 94 | (Major : in RTEMS.Device_Major_Number; |
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| 95 | Minor : in RTEMS.Device_Minor_Number; |
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| 96 | Argument : in RTEMS.Address; |
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| 97 | Result : out RTEMS.Status_Codes) |
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| 98 | is |
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| 99 | function Close_Base |
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| 100 | (Major : RTEMS.Device_Major_Number; |
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| 101 | Minor : RTEMS.Device_Minor_Number; |
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| 102 | Argument : RTEMS.Address) |
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| 103 | return RTEMS.Status_Codes; |
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| 104 | pragma Import (C, Close_Base, "rtems_io_close"); |
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| 105 | begin |
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| 106 | |
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| 107 | Result := Close_Base (Major, Minor, Argument); |
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| 108 | |
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| 109 | end Close; |
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| 110 | pragma Inline (Close); |
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| 111 | |
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| 112 | procedure Read |
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| 113 | (Major : in RTEMS.Device_Major_Number; |
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| 114 | Minor : in RTEMS.Device_Minor_Number; |
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| 115 | Argument : in RTEMS.Address; |
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| 116 | Result : out RTEMS.Status_Codes) |
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| 117 | is |
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| 118 | function Read_Base |
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| 119 | (Major : RTEMS.Device_Major_Number; |
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| 120 | Minor : RTEMS.Device_Minor_Number; |
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| 121 | Argument : RTEMS.Address) |
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| 122 | return RTEMS.Status_Codes; |
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| 123 | pragma Import (C, Read_Base, "rtems_io_read"); |
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| 124 | begin |
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| 125 | |
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| 126 | Result := Read_Base (Major, Minor, Argument); |
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| 127 | |
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| 128 | end Read; |
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| 129 | pragma Inline (Read); |
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| 130 | |
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| 131 | procedure Write |
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| 132 | (Major : in RTEMS.Device_Major_Number; |
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| 133 | Minor : in RTEMS.Device_Minor_Number; |
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| 134 | Argument : in RTEMS.Address; |
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| 135 | Result : out RTEMS.Status_Codes) |
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| 136 | is |
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| 137 | function Write_Base |
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| 138 | (Major : RTEMS.Device_Major_Number; |
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| 139 | Minor : RTEMS.Device_Minor_Number; |
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| 140 | Argument : RTEMS.Address) |
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| 141 | return RTEMS.Status_Codes; |
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| 142 | pragma Import (C, Write_Base, "rtems_io_write"); |
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| 143 | begin |
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| 144 | |
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| 145 | Result := Write_Base (Major, Minor, Argument); |
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| 146 | |
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| 147 | end Write; |
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| 148 | pragma Inline (Write); |
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| 149 | |
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| 150 | procedure Control |
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| 151 | (Major : in RTEMS.Device_Major_Number; |
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| 152 | Minor : in RTEMS.Device_Minor_Number; |
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| 153 | Argument : in RTEMS.Address; |
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| 154 | Result : out RTEMS.Status_Codes) |
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| 155 | is |
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| 156 | function Control_Base |
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| 157 | (Major : RTEMS.Device_Major_Number; |
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| 158 | Minor : RTEMS.Device_Minor_Number; |
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| 159 | Argument : RTEMS.Address) |
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| 160 | return RTEMS.Status_Codes; |
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| 161 | pragma Import (C, Control_Base, "rtems_io_control"); |
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| 162 | begin |
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| 163 | |
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| 164 | Result := Control_Base (Major, Minor, Argument); |
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| 165 | |
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| 166 | end Control; |
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| 167 | pragma Inline (Control); |
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| 168 | |
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| 169 | end RTEMS.IO; |
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