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-- --
-- --
-- S Y S T E M . V X W O R K S . E X T --
-- --
-- S p e c --
-- --
-- Copyright (C) 2008-2021, Free Software Foundation, Inc. --
-- --
-- GNARL is free software; you can redistribute it and/or modify it under --
-- terms of the GNU General Public License as published by the Free Soft- --
-- ware Foundation; either version 3, or (at your option) any later ver- --
-- sion. GNAT is distributed in the hope that it will be useful, but WITH- --
-- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY --
-- --
-- As a special exception under Section 7 of GPL version 3, you are granted --
-- additional permissions described in the GCC Runtime Library Exception, --
-- version 3.1, as published by the Free Software Foundation. --
-- --
-- You should have received a copy of the GNU General Public License and --
-- a copy of the GCC Runtime Library Exception along with this program; --
-- see the files COPYING3 and COPYING.RUNTIME respectively. If not, see --
-- <>. --
-- --
-- This package provides vxworks specific support functions needed
-- by System.OS_Interface.
-- This is the VxWorks 6 kernel version of this package
with Interfaces.C;
package System.VxWorks.Ext is
pragma Preelaborate;
subtype SEM_ID is Long_Integer;
-- typedef struct semaphore *SEM_ID;
type sigset_t is mod 2 ** Long_Long_Integer'Size;
type t_id is new Long_Integer;
subtype int is;
subtype unsigned is Interfaces.C.unsigned;
type STATUS is new int;
-- Equivalent of the C type STATUS
OK : constant STATUS := 0;
ERROR : constant STATUS := -1;
type BOOL is new int;
-- Equivalent of the C type BOOL
type vx_freq_t is new unsigned;
-- Equivalent of the C type _Vx_freq_t
type Interrupt_Handler is access procedure (parameter : System.Address);
pragma Convention (C, Interrupt_Handler);
type Interrupt_Vector is new System.Address;
function Int_Lock return int;
pragma Convention (C, Int_Lock);
procedure Int_Unlock (Old : int);
pragma Convention (C, Int_Unlock);
function Interrupt_Connect
(Vector : Interrupt_Vector;
Handler : Interrupt_Handler;
Parameter : System.Address := System.Null_Address) return STATUS;
pragma Import (C, Interrupt_Connect, "intConnect");
function Interrupt_Context return BOOL;
pragma Import (C, Interrupt_Context, "intContext");
function Interrupt_Number_To_Vector
(intNum : int) return Interrupt_Vector;
pragma Import (C, Interrupt_Number_To_Vector, "__gnat_inum_to_ivec");
function semDelete (Sem : SEM_ID) return STATUS;
pragma Convention (C, semDelete);
function Task_Cont (tid : t_id) return STATUS;
pragma Convention (C, Task_Cont);
function Task_Stop (tid : t_id) return STATUS;
pragma Convention (C, Task_Stop);
function kill (pid : t_id; sig : int) return int;
pragma Import (C, kill, "kill");
function getpid return t_id;
pragma Import (C, getpid, "taskIdSelf");
function Set_Time_Slice (ticks : int) return STATUS;
pragma Import (C, Set_Time_Slice, "kernelTimeSlice");
type UINT64 is mod 2 ** Long_Long_Integer'Size;
function tickGet return UINT64;
-- Needed for ravenscar-cert
pragma Import (C, tickGet, "tick64Get");
-- Processor Affinity for SMP --
function taskCpuAffinitySet (tid : t_id; CPU : int) return int;
pragma Convention (C, taskCpuAffinitySet);
-- For SMP run-times set the CPU affinity.
-- For uniprocessor systems return ERROR status.
function taskMaskAffinitySet (tid : t_id; CPU_Set : unsigned) return int;
pragma Convention (C, taskMaskAffinitySet);
-- For SMP run-times set the CPU mask affinity.
-- For uniprocessor systems return ERROR status.
end System.VxWorks.Ext;