| ------------------------------------------------------------------------------ |
| -- -- |
| -- GNAT RUN-TIME LIBRARY (GNARL) COMPONENTS -- |
| -- -- |
| -- S Y S T E M . V X W O R K S -- |
| -- -- |
| -- S p e c -- |
| -- -- |
| -- Copyright (C) 1998-2021, 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 -- |
| -- 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 is the ARM VxWorks version of this package |
| |
| with Interfaces.C; |
| |
| package System.VxWorks is |
| pragma Preelaborate (System.VxWorks); |
| |
| package IC renames Interfaces.C; |
| |
| -- Floating point context record. ARM version |
| |
| FP_SGPR_NUM_REGS : constant := 32; |
| type Fpr_Sgpr_Array is array (1 .. FP_SGPR_NUM_REGS) of IC.unsigned; |
| |
| -- The record definition below matches what arch/arm/fppArmLib.h says |
| |
| type FP_CONTEXT is record |
| fpsid : IC.unsigned; -- system ID register |
| fpscr : IC.unsigned; -- status and control register |
| fpexc : IC.unsigned; -- exception register |
| fpinst : IC.unsigned; -- instruction register |
| fpinst2 : IC.unsigned; -- instruction register 2 |
| mfvfr0 : IC.unsigned; -- media and VFP feature Register 0 |
| mfvfr1 : IC.unsigned; -- media and VFP feature Register 1 |
| pad : IC.unsigned; |
| vfp_gpr : Fpr_Sgpr_Array; |
| end record; |
| |
| for FP_CONTEXT'Alignment use 4; |
| pragma Convention (C, FP_CONTEXT); |
| |
| Num_HW_Interrupts : constant := 256; |
| -- Number of entries in hardware interrupt vector table |
| |
| end System.VxWorks; |
