1------------------------------------------------------------------------------
2--                                                                          --
3--                  GNAT RUN-TIME LIBRARY (GNARL) COMPONENTS                --
4--                                                                          --
5--                     S Y S T E M . V X W O R K S . E X T                  --
6--                                                                          --
7--                                   B o d y                                --
8--                                                                          --
9--            Copyright (C) 2008-2019, Free Software Foundation, Inc.       --
10--                                                                          --
11-- GNAT is free software;  you can  redistribute it  and/or modify it under --
12-- terms of the  GNU General Public License as published  by the Free Soft- --
13-- ware  Foundation;  either version 3,  or (at your option) any later ver- --
14-- sion.  GNAT is distributed in the hope that it will be useful, but WITH- --
15-- OUT ANY WARRANTY;  without even the  implied warranty of MERCHANTABILITY --
16-- or FITNESS FOR A PARTICULAR PURPOSE.                                     --
17--                                                                          --
18-- As a special exception under Section 7 of GPL version 3, you are granted --
19-- additional permissions described in the GCC Runtime Library Exception,   --
20-- version 3.1, as published by the Free Software Foundation.               --
21--                                                                          --
22-- You should have received a copy of the GNU General Public License and    --
23-- a copy of the GCC Runtime Library Exception along with this program;     --
24-- see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see    --
25-- <http://www.gnu.org/licenses/>.                                          --
26--                                                                          --
27------------------------------------------------------------------------------
28
29--  This package provides vxworks specific support functions needed
30--  by System.OS_Interface.
31
32--  This is a version for VxWorks 5 based systems with no interrupts:
33--  HI-Ravenscar for VxWorks 5, VxWorks 653 vThreads (not ravenscar-cert)
34
35package body System.VxWorks.Ext is
36
37   ERROR : constant := -1;
38
39   --------------
40   -- Int_Lock --
41   --------------
42
43   function Int_Lock return int is
44   begin
45      return ERROR;
46   end Int_Lock;
47
48   ----------------
49   -- Int_Unlock --
50   ----------------
51
52   function Int_Unlock (Old : int) return int is
53      pragma Unreferenced (Old);
54   begin
55      return ERROR;
56   end Int_Unlock;
57
58   -----------------------
59   -- Interrupt_Connect --
60   -----------------------
61
62   function Interrupt_Connect
63     (Vector    : Interrupt_Vector;
64      Handler   : Interrupt_Handler;
65      Parameter : System.Address := System.Null_Address) return int
66   is
67      pragma Unreferenced (Vector, Handler, Parameter);
68   begin
69      return ERROR;
70   end Interrupt_Connect;
71
72   -----------------------
73   -- Interrupt_Context --
74   -----------------------
75
76   function Interrupt_Context return int is
77   begin
78      --  For VxWorks 653 vThreads, never in an interrupt context
79
80      return 0;
81   end Interrupt_Context;
82
83   --------------------------------
84   -- Interrupt_Number_To_Vector --
85   --------------------------------
86
87   function Interrupt_Number_To_Vector
88     (intNum : int) return Interrupt_Vector
89   is
90      pragma Unreferenced (intNum);
91   begin
92      return 0;
93   end Interrupt_Number_To_Vector;
94
95   ---------------
96   -- semDelete --
97   ---------------
98
99   function semDelete (Sem : SEM_ID) return int is
100      function Os_Sem_Delete (Sem : SEM_ID) return int;
101      pragma Import (C, Os_Sem_Delete, "semDelete");
102   begin
103      return Os_Sem_Delete (Sem);
104   end semDelete;
105
106   ------------------------
107   -- taskCpuAffinitySet --
108   ------------------------
109
110   function taskCpuAffinitySet (tid : t_id; CPU : int) return int is
111      pragma Unreferenced (tid, CPU);
112   begin
113      return ERROR;
114   end taskCpuAffinitySet;
115
116   -------------------------
117   -- taskMaskAffinitySet --
118   -------------------------
119
120   function taskMaskAffinitySet (tid : t_id; CPU_Set : unsigned) return int is
121      pragma Unreferenced (tid, CPU_Set);
122   begin
123      return ERROR;
124   end taskMaskAffinitySet;
125
126end System.VxWorks.Ext;
127