| ------------------------------------------------------------------------------ |
| -- -- |
| -- GNAT RUN-TIME LIBRARY (GNARL) COMPONENTS -- |
| -- -- |
| -- S Y S T E M . I N T E R R U P T S -- |
| -- -- |
| -- B o d y -- |
| -- -- |
| -- Copyright (C) 1991-2017, Florida State University -- |
| -- Copyright (C) 1995-2022, AdaCore -- |
| -- -- |
| -- GNAT 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 -- |
| -- or FITNESS FOR A PARTICULAR PURPOSE. -- |
| -- -- |
| -- 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. -- |
| -- -- |
| ------------------------------------------------------------------------------ |
| |
| -- This version is for systems that do not support interrupts (or signals) |
| |
| package body System.Interrupts is |
| |
| pragma Warnings (Off); -- kill warnings on unreferenced formals |
| |
| use System.Tasking; |
| |
| ----------------------- |
| -- Local Subprograms -- |
| ----------------------- |
| |
| procedure Unimplemented; |
| -- This procedure raises a Program_Error with an appropriate message |
| -- indicating that an unimplemented feature has been used. |
| |
| -------------------- |
| -- Attach_Handler -- |
| -------------------- |
| |
| procedure Attach_Handler |
| (New_Handler : Parameterless_Handler; |
| Interrupt : Interrupt_ID; |
| Static : Boolean := False) |
| is |
| begin |
| Unimplemented; |
| end Attach_Handler; |
| |
| ----------------------------- |
| -- Bind_Interrupt_To_Entry -- |
| ----------------------------- |
| |
| procedure Bind_Interrupt_To_Entry |
| (T : Task_Id; |
| E : Task_Entry_Index; |
| Int_Ref : System.Address) |
| is |
| begin |
| Unimplemented; |
| end Bind_Interrupt_To_Entry; |
| |
| --------------------- |
| -- Block_Interrupt -- |
| --------------------- |
| |
| procedure Block_Interrupt (Interrupt : Interrupt_ID) is |
| begin |
| Unimplemented; |
| end Block_Interrupt; |
| |
| --------------------- |
| -- Current_Handler -- |
| --------------------- |
| |
| function Current_Handler |
| (Interrupt : Interrupt_ID) return Parameterless_Handler |
| is |
| begin |
| Unimplemented; |
| return null; |
| end Current_Handler; |
| |
| -------------------- |
| -- Detach_Handler -- |
| -------------------- |
| |
| procedure Detach_Handler |
| (Interrupt : Interrupt_ID; |
| Static : Boolean := False) |
| is |
| begin |
| Unimplemented; |
| end Detach_Handler; |
| |
| ------------------------------ |
| -- Detach_Interrupt_Entries -- |
| ------------------------------ |
| |
| procedure Detach_Interrupt_Entries (T : Task_Id) is |
| begin |
| Unimplemented; |
| end Detach_Interrupt_Entries; |
| |
| ---------------------- |
| -- Exchange_Handler -- |
| ---------------------- |
| |
| procedure Exchange_Handler |
| (Old_Handler : out Parameterless_Handler; |
| New_Handler : Parameterless_Handler; |
| Interrupt : Interrupt_ID; |
| Static : Boolean := False) |
| is |
| begin |
| Old_Handler := null; |
| Unimplemented; |
| end Exchange_Handler; |
| |
| -------------- |
| -- Finalize -- |
| -------------- |
| |
| procedure Finalize (Object : in out Static_Interrupt_Protection) is |
| begin |
| Unimplemented; |
| end Finalize; |
| |
| ------------------------------------- |
| -- Has_Interrupt_Or_Attach_Handler -- |
| ------------------------------------- |
| |
| function Has_Interrupt_Or_Attach_Handler |
| (Object : access Dynamic_Interrupt_Protection) |
| return Boolean |
| is |
| pragma Warnings (Off, Object); |
| begin |
| Unimplemented; |
| return True; |
| end Has_Interrupt_Or_Attach_Handler; |
| |
| function Has_Interrupt_Or_Attach_Handler |
| (Object : access Static_Interrupt_Protection) |
| return Boolean |
| is |
| pragma Warnings (Off, Object); |
| begin |
| Unimplemented; |
| return True; |
| end Has_Interrupt_Or_Attach_Handler; |
| |
| ---------------------- |
| -- Ignore_Interrupt -- |
| ---------------------- |
| |
| procedure Ignore_Interrupt (Interrupt : Interrupt_ID) is |
| begin |
| Unimplemented; |
| end Ignore_Interrupt; |
| |
| ---------------------- |
| -- Install_Handlers -- |
| ---------------------- |
| |
| procedure Install_Handlers |
| (Object : access Static_Interrupt_Protection; |
| New_Handlers : New_Handler_Array) |
| is |
| begin |
| Unimplemented; |
| end Install_Handlers; |
| |
| --------------------------------- |
| -- Install_Restricted_Handlers -- |
| --------------------------------- |
| |
| procedure Install_Restricted_Handlers |
| (Prio : Interrupt_Priority; |
| Handlers : New_Handler_Array) |
| is |
| begin |
| Unimplemented; |
| end Install_Restricted_Handlers; |
| |
| ---------------- |
| -- Is_Blocked -- |
| ---------------- |
| |
| function Is_Blocked (Interrupt : Interrupt_ID) return Boolean is |
| begin |
| Unimplemented; |
| return True; |
| end Is_Blocked; |
| |
| ----------------------- |
| -- Is_Entry_Attached -- |
| ----------------------- |
| |
| function Is_Entry_Attached (Interrupt : Interrupt_ID) return Boolean is |
| begin |
| Unimplemented; |
| return True; |
| end Is_Entry_Attached; |
| |
| ------------------------- |
| -- Is_Handler_Attached -- |
| ------------------------- |
| |
| function Is_Handler_Attached (Interrupt : Interrupt_ID) return Boolean is |
| begin |
| Unimplemented; |
| return True; |
| end Is_Handler_Attached; |
| |
| ---------------- |
| -- Is_Ignored -- |
| ---------------- |
| |
| function Is_Ignored (Interrupt : Interrupt_ID) return Boolean is |
| begin |
| Unimplemented; |
| return True; |
| end Is_Ignored; |
| |
| ----------------- |
| -- Is_Reserved -- |
| ----------------- |
| |
| function Is_Reserved (Interrupt : Interrupt_ID) return Boolean is |
| begin |
| Unimplemented; |
| return True; |
| end Is_Reserved; |
| |
| --------------- |
| -- Reference -- |
| --------------- |
| |
| function Reference (Interrupt : Interrupt_ID) return System.Address is |
| begin |
| Unimplemented; |
| return Interrupt'Address; |
| end Reference; |
| |
| -------------------------------- |
| -- Register_Interrupt_Handler -- |
| -------------------------------- |
| |
| procedure Register_Interrupt_Handler |
| (Handler_Addr : System.Address) |
| is |
| begin |
| Unimplemented; |
| end Register_Interrupt_Handler; |
| |
| ----------------------- |
| -- Unblock_Interrupt -- |
| ----------------------- |
| |
| procedure Unblock_Interrupt (Interrupt : Interrupt_ID) is |
| begin |
| Unimplemented; |
| end Unblock_Interrupt; |
| |
| ------------------ |
| -- Unblocked_By -- |
| ------------------ |
| |
| function Unblocked_By (Interrupt : Interrupt_ID) |
| return System.Tasking.Task_Id is |
| begin |
| Unimplemented; |
| return null; |
| end Unblocked_By; |
| |
| ------------------------ |
| -- Unignore_Interrupt -- |
| ------------------------ |
| |
| procedure Unignore_Interrupt (Interrupt : Interrupt_ID) is |
| begin |
| Unimplemented; |
| end Unignore_Interrupt; |
| |
| ------------------- |
| -- Unimplemented; -- |
| ------------------- |
| |
| procedure Unimplemented is |
| begin |
| raise Program_Error with "interrupts/signals not implemented"; |
| end Unimplemented; |
| |
| end System.Interrupts; |
