-- --
-- B o d y --
-- --
--- Copyright (C) 1997-2007, Free Software Foundation, Inc. --
+-- Copyright (C) 1997-2010, 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 2, or (at your option) any later ver- --
--- sion. GNARL is distributed in the hope that it will be useful, but WITH- --
+-- 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 --
--- or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License --
--- for more details. You should have received a copy of the GNU General --
--- Public License distributed with GNARL; see file COPYING. If not, write --
--- to the Free Software Foundation, 51 Franklin Street, Fifth Floor, --
--- Boston, MA 02110-1301, USA. --
+-- or FITNESS FOR A PARTICULAR PURPOSE. --
-- --
--- As a special exception, if other files instantiate generics from this --
--- unit, or you link this unit with other files to produce an executable, --
--- this unit does not by itself cause the resulting executable to be --
--- covered by the GNU General Public License. This exception does not --
--- however invalidate any other reasons why the executable file might be --
--- covered by the GNU Public License. --
+-- 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 --
+-- <http://www.gnu.org/licenses/>. --
-- --
-- GNARL was developed by the GNARL team at Florida State University. --
-- Extensive contributions were provided by Ada Core Technologies, Inc. --
Low_Priority : constant := 255;
-- VxWorks native (default) lowest scheduling priority
- ------------
- -- getpid --
- ------------
-
- function getpid return t_id is
- begin
- -- VxWorks 5 (and VxWorks 6 in kernel mode) does not have a getpid
- -- function. taskIdSelf is the equivalent routine.
-
- return taskIdSelf;
- end getpid;
-
- --------------
- -- Int_Lock --
- --------------
-
- function Int_Lock return int is
- function intLock return int;
- pragma Import (C, intLock, "intLock");
- begin
- return intLock;
- end Int_Lock;
-
- ----------------
- -- Int_Unlock --
- ----------------
-
- function Int_Unlock return int is
- function intUnlock return int;
- pragma Import (C, intUnlock, "intUnlock");
- begin
- return intUnlock;
- end Int_Unlock;
-
- ----------
- -- kill --
- ----------
-
- function kill (pid : t_id; sig : Signal) return int is
- function c_kill (pid : t_id; sig : Signal) return int;
- pragma Import (C, c_kill, "kill");
- begin
- return c_kill (pid, sig);
- end kill;
-
- --------------------
- -- Set_Time_Slice --
- --------------------
-
- function Set_Time_Slice (ticks : int) return int is
- function kernelTimeSlice (ticks : int) return int;
- pragma Import (C, kernelTimeSlice, "kernelTimeSlice");
- begin
- return kernelTimeSlice (ticks);
- end Set_Time_Slice;
-
-------------
-- sigwait --
-------------
if Result /= -1 then
sig.all := Signal (Result);
- return 0;
+ return OK;
else
sig.all := 0;
return errno;
end if;
end sigwait;
- ---------------
- -- Task_Cont --
- ---------------
-
- function Task_Cont (tid : t_id) return int is
- function taskResume (tid : t_id) return int;
- pragma Import (C, taskResume, "taskResume");
- begin
- return taskResume (tid);
- end Task_Cont;
-
- ---------------
- -- Task_Stop --
- ---------------
-
- function Task_Stop (tid : t_id) return int is
- function taskSuspend (tid : t_id) return int;
- pragma Import (C, taskSuspend, "taskSuspend");
- begin
- return taskSuspend (tid);
- end Task_Stop;
-
-----------------
-- To_Duration --
-----------------
begin
if D < 0.0 then
- return -1;
+ return ERROR;
end if;
-- Ensure that the duration can be converted to ticks
return int (Ticks);
end To_Clock_Ticks;
+ -----------------------------
+ -- Binary_Semaphore_Create --
+ -----------------------------
+
+ function Binary_Semaphore_Create return Binary_Semaphore_Id is
+ begin
+ return Binary_Semaphore_Id (semBCreate (SEM_Q_FIFO, SEM_EMPTY));
+ end Binary_Semaphore_Create;
+
+ -----------------------------
+ -- Binary_Semaphore_Delete --
+ -----------------------------
+
+ function Binary_Semaphore_Delete (ID : Binary_Semaphore_Id) return int is
+ begin
+ return semDelete (SEM_ID (ID));
+ end Binary_Semaphore_Delete;
+
+ -----------------------------
+ -- Binary_Semaphore_Obtain --
+ -----------------------------
+
+ function Binary_Semaphore_Obtain (ID : Binary_Semaphore_Id) return int is
+ begin
+ return semTake (SEM_ID (ID), WAIT_FOREVER);
+ end Binary_Semaphore_Obtain;
+
+ ------------------------------
+ -- Binary_Semaphore_Release --
+ ------------------------------
+
+ function Binary_Semaphore_Release (ID : Binary_Semaphore_Id) return int is
+ begin
+ return semGive (SEM_ID (ID));
+ end Binary_Semaphore_Release;
+
+ ----------------------------
+ -- Binary_Semaphore_Flush --
+ ----------------------------
+
+ function Binary_Semaphore_Flush (ID : Binary_Semaphore_Id) return int is
+ begin
+ return semFlush (SEM_ID (ID));
+ end Binary_Semaphore_Flush;
+
+ ----------
+ -- kill --
+ ----------
+
+ function kill (pid : t_id; sig : Signal) return int is
+ begin
+ return System.VxWorks.Ext.kill (pid, int (sig));
+ end kill;
+
+ -----------------------
+ -- Interrupt_Connect --
+ -----------------------
+
+ function Interrupt_Connect
+ (Vector : Interrupt_Vector;
+ Handler : Interrupt_Handler;
+ Parameter : System.Address := System.Null_Address) return int is
+ begin
+ return
+ System.VxWorks.Ext.Interrupt_Connect
+ (System.VxWorks.Ext.Interrupt_Vector (Vector),
+ System.VxWorks.Ext.Interrupt_Handler (Handler),
+ Parameter);
+ end Interrupt_Connect;
+
+ -----------------------
+ -- Interrupt_Context --
+ -----------------------
+
+ function Interrupt_Context return int is
+ begin
+ return System.VxWorks.Ext.Interrupt_Context;
+ end Interrupt_Context;
+
+ --------------------------------
+ -- Interrupt_Number_To_Vector --
+ --------------------------------
+
+ function Interrupt_Number_To_Vector
+ (intNum : int) return Interrupt_Vector
+ is
+ begin
+ return Interrupt_Vector
+ (System.VxWorks.Ext.Interrupt_Number_To_Vector (intNum));
+ end Interrupt_Number_To_Vector;
+
+ -----------------
+ -- Current_CPU --
+ -----------------
+
+ function Current_CPU return Multiprocessors.CPU is
+ begin
+ -- ??? Should use vxworks multiprocessor interface
+
+ return Multiprocessors.CPU'First;
+ end Current_CPU;
+
end System.OS_Interface;
OSDN Git Service
