1------------------------------------------------------------------------------ 2-- -- 3-- GNAT RUN-TIME LIBRARY (GNARL) COMPONENTS -- 4-- -- 5-- I N T E R F A C E S . V X W O R K S . I N T _ C O N N E C T I O N -- 6-- -- 7-- S p e c -- 8-- -- 9-- Copyright (C) 2016-2019, AdaCore -- 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-- GNARL was developed by the GNARL team at Florida State University. -- 28-- Extensive contributions were provided by Ada Core Technologies, Inc. -- 29-- -- 30------------------------------------------------------------------------------ 31 32-- This package provides users with the ability to use a custom routine for 33-- connecting hardware interrupts for VxWorks environments that support the 34-- capability to handle them. The custom routine must have the same profile 35-- as the VxWorks intConnect() routine. 36 37with System; 38 39package Interfaces.VxWorks.Int_Connection is 40 41 type Interrupt_Connector is access function 42 (Vector : Interrupt_Vector; 43 Handler : VOIDFUNCPTR; 44 Parameter : System.Address := System.Null_Address) return STATUS; 45 pragma Convention (C, Interrupt_Connector); 46 -- Convention C for compatibility with intConnect(). User alternatives are 47 -- likely to be imports of C routines anyway. 48 49 procedure Connect (Connector : Interrupt_Connector); 50 -- Set user-defined interrupt connection routine. Must precede calls to 51 -- Ada.Interrupts.Attach_Handler, or the default connector from 52 -- System.OS_Interface (or Interfaces.VxWorks for Ravenscar Cert) will be 53 -- used. Can be called multiple times to change the connection routine for 54 -- subsequent calls to Attach_Handler. 55 56end Interfaces.VxWorks.Int_Connection; 57