129 lines
5.9 KiB
Ada
129 lines
5.9 KiB
Ada
--
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-- Copyright (C) 2016 secunet Security Networks AG
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--
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-- This program is free software; you can redistribute it and/or modify
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-- it under the terms of the GNU General Public License as published by
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-- the Free Software Foundation; either version 2 of the License, or
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-- (at your option) any later version.
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--
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-- This program is distributed in the hope that it will be useful,
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-- but WITHOUT ANY WARRANTY; without even the implied warranty of
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-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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-- GNU General Public License for more details.
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--
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with HW.Sub_Regs;
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with HW.MMIO_Range;
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use type HW.Word64;
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generic
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with package Range_P is new MMIO_Range (<>);
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Byte_Offset_O : Natural := 0;
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with package Subs_P is new Sub_Regs (<>);
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Regs : Subs_P.Array_T;
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package HW.MMIO_Regs
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is
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Byte_Offset : Natural := Byte_Offset_O;
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----------------------------------------------------------------------------
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procedure Read (Value : out Word8; Idx : Subs_P.Index_T)
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with
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Pre => ((Byte_Offset + Regs (Idx).Byte_Offset) /
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(Range_P.Element_T'Size / 8)) >= Integer (Range_P.Index_T'First) and
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((Byte_Offset + Regs (Idx).Byte_Offset) /
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(Range_P.Element_T'Size / 8)) <= Integer (Range_P.Index_T'Last) and
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Range_P.Element_T'Size <= Word64'Size and
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Regs (Idx).MSB < Range_P.Element_T'Size and
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Regs (Idx).MSB >= Regs (Idx).LSB and
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Regs (Idx).MSB - Regs (Idx).LSB + 1 <= Word8'Size;
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procedure Read (Value : out Word16; Idx : Subs_P.Index_T)
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with
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Pre => ((Byte_Offset + Regs (Idx).Byte_Offset) /
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(Range_P.Element_T'Size / 8)) >= Integer (Range_P.Index_T'First) and
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((Byte_Offset + Regs (Idx).Byte_Offset) /
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(Range_P.Element_T'Size / 8)) <= Integer (Range_P.Index_T'Last) and
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Range_P.Element_T'Size <= Word64'Size and
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Regs (Idx).MSB < Range_P.Element_T'Size and
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Regs (Idx).MSB >= Regs (Idx).LSB and
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Regs (Idx).MSB - Regs (Idx).LSB + 1 <= Word16'Size;
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procedure Read (Value : out Word32; Idx : Subs_P.Index_T)
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with
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Pre => ((Byte_Offset + Regs (Idx).Byte_Offset) /
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(Range_P.Element_T'Size / 8)) >= Integer (Range_P.Index_T'First) and
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((Byte_Offset + Regs (Idx).Byte_Offset) /
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(Range_P.Element_T'Size / 8)) <= Integer (Range_P.Index_T'Last) and
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Range_P.Element_T'Size <= Word64'Size and
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Regs (Idx).MSB < Range_P.Element_T'Size and
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Regs (Idx).MSB >= Regs (Idx).LSB and
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Regs (Idx).MSB - Regs (Idx).LSB + 1 <= Word32'Size;
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procedure Read (Value : out Word64; Idx : Subs_P.Index_T)
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with
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Pre => ((Byte_Offset + Regs (Idx).Byte_Offset) /
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(Range_P.Element_T'Size / 8)) >= Integer (Range_P.Index_T'First) and
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((Byte_Offset + Regs (Idx).Byte_Offset) /
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(Range_P.Element_T'Size / 8)) <= Integer (Range_P.Index_T'Last) and
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Range_P.Element_T'Size <= Word64'Size and
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Regs (Idx).MSB < Range_P.Element_T'Size and
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Regs (Idx).MSB >= Regs (Idx).LSB and
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Regs (Idx).MSB - Regs (Idx).LSB + 1 <= Word64'Size;
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----------------------------------------------------------------------------
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procedure Write (Idx : Subs_P.Index_T; Value : Word8)
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with
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Pre => ((Byte_Offset + Regs (Idx).Byte_Offset) /
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(Range_P.Element_T'Size / 8)) >= Integer (Range_P.Index_T'First) and
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((Byte_Offset + Regs (Idx).Byte_Offset) /
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(Range_P.Element_T'Size / 8)) <= Integer (Range_P.Index_T'Last) and
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Range_P.Element_T'Size <= Word64'Size and
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Regs (Idx).MSB < Range_P.Element_T'Size and
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Regs (Idx).MSB >= Regs (Idx).LSB and
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Regs (Idx).MSB - Regs (Idx).LSB + 1 <= Value'Size and
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Word64 (Value) < Word64 (2 ** (Regs (Idx).MSB + 1 - Regs (Idx).LSB));
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procedure Write (Idx : Subs_P.Index_T; Value : Word16)
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with
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Pre => ((Byte_Offset + Regs (Idx).Byte_Offset) /
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(Range_P.Element_T'Size / 8)) >= Integer (Range_P.Index_T'First) and
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((Byte_Offset + Regs (Idx).Byte_Offset) /
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(Range_P.Element_T'Size / 8)) <= Integer (Range_P.Index_T'Last) and
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Range_P.Element_T'Size <= Word64'Size and
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Regs (Idx).MSB < Range_P.Element_T'Size and
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Regs (Idx).MSB >= Regs (Idx).LSB and
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Regs (Idx).MSB - Regs (Idx).LSB + 1 <= Value'Size and
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Word64 (Value) < Word64 (2 ** (Regs (Idx).MSB + 1 - Regs (Idx).LSB));
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procedure Write (Idx : Subs_P.Index_T; Value : Word32)
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with
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Pre => ((Byte_Offset + Regs (Idx).Byte_Offset) /
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(Range_P.Element_T'Size / 8)) >= Integer (Range_P.Index_T'First) and
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((Byte_Offset + Regs (Idx).Byte_Offset) /
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(Range_P.Element_T'Size / 8)) <= Integer (Range_P.Index_T'Last) and
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Range_P.Element_T'Size <= Word64'Size and
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Regs (Idx).MSB < Range_P.Element_T'Size and
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Regs (Idx).MSB >= Regs (Idx).LSB and
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Regs (Idx).MSB - Regs (Idx).LSB + 1 <= Value'Size and
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Word64 (Value) < Word64 (2 ** (Regs (Idx).MSB + 1 - Regs (Idx).LSB));
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procedure Write (Idx : Subs_P.Index_T; Value : Word64)
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with
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Pre => ((Byte_Offset + Regs (Idx).Byte_Offset) /
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(Range_P.Element_T'Size / 8)) >= Integer (Range_P.Index_T'First) and
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((Byte_Offset + Regs (Idx).Byte_Offset) /
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(Range_P.Element_T'Size / 8)) <= Integer (Range_P.Index_T'Last) and
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Range_P.Element_T'Size <= Word64'Size and
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Regs (Idx).MSB < Range_P.Element_T'Size and
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Regs (Idx).MSB >= Regs (Idx).LSB and
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Regs (Idx).MSB - Regs (Idx).LSB + 1 <= Value'Size and
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Word64 (Value) < Word64 (2 ** (Regs (Idx).MSB + 1 - Regs (Idx).LSB));
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end HW.MMIO_Regs;
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