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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 -- S p e c --
8 -- --
9 -- Copyright (C) 2008-2014, Free Software Foundation, Inc. --
10 -- --
11 -- GNARL 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 ------------------------------------------------------------------------------
29 -- This package provides vxworks specific support functions needed
30 -- by System.OS_Interface.
32 -- This is the VxWorks 5 and VxWorks MILS version of this package
34 with Interfaces.C;
36 package System.VxWorks.Ext is
37 pragma Preelaborate;
39 subtype SEM_ID is Long_Integer;
40 -- typedef struct semaphore *SEM_ID;
42 type sigset_t is mod 2 ** Interfaces.C.long'Size;
44 type t_id is new Long_Integer;
46 subtype int is Interfaces.C.int;
47 subtype unsigned is Interfaces.C.unsigned;
49 type Interrupt_Handler is access procedure (parameter : System.Address);
50 pragma Convention (C, Interrupt_Handler);
52 type Interrupt_Vector is new System.Address;
54 function Int_Lock return int;
55 pragma Import (C, Int_Lock, "intLock");
57 function Int_Unlock (Old : int) return int;
58 pragma Import (C, Int_Unlock, "intUnlock");
60 function Interrupt_Connect
61 (Vector : Interrupt_Vector;
62 Handler : Interrupt_Handler;
63 Parameter : System.Address := System.Null_Address) return int;
64 pragma Import (C, Interrupt_Connect, "intConnect");
66 function Interrupt_Context return int;
67 pragma Import (C, Interrupt_Context, "intContext");
69 function Interrupt_Number_To_Vector
70 (intNum : int) return Interrupt_Vector;
71 pragma Import (C, Interrupt_Number_To_Vector, "__gnat_inum_to_ivec");
73 function semDelete (Sem : SEM_ID) return int;
74 pragma Import (C, semDelete, "semDelete");
76 function Task_Cont (tid : t_id) return int;
77 pragma Import (C, Task_Cont, "taskResume");
79 function Task_Stop (tid : t_id) return int;
80 pragma Import (C, Task_Stop, "taskSuspend");
82 function kill (pid : t_id; sig : int) return int;
83 pragma Import (C, kill, "kill");
85 function getpid return t_id;
86 pragma Import (C, getpid, "taskIdSelf");
88 function Set_Time_Slice (ticks : int) return int;
89 pragma Import (C, Set_Time_Slice, "kernelTimeSlice");
91 --------------------------------
92 -- Processor Affinity for SMP --
93 --------------------------------
95 function taskCpuAffinitySet (tid : t_id; CPU : int) return int;
96 pragma Convention (C, taskCpuAffinitySet);
97 -- For SMP run-times set the CPU affinity.
98 -- For uniprocessor systems return ERROR status.
100 function taskMaskAffinitySet (tid : t_id; CPU_Set : unsigned) return int;
101 pragma Convention (C, taskMaskAffinitySet);
102 -- For SMP run-times set the CPU mask affinity.
103 -- For uniprocessor systems return ERROR status.
105 end System.VxWorks.Ext;