`timescale 1ns / 1ps
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`timescale 1ns / 1ps
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`include "aDefinitions.v"
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`include "aDefinitions.v"
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/**********************************************************************************
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Theia, Ray Cast Programable graphic Processing Unit.
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Copyright (C) 2010 Diego Valverde (diego.valverde.g@gmail.com)
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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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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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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***********************************************************************************/
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//------------------------------------------------------------------------------
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module Module_OMemInterface
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module Module_OMemInterface
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(
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(
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input wire Clock,
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input wire Clock,
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input wire Reset,
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input wire Reset,
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input wire iWriteEnable,
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input wire iWriteEnable,
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input wire [`DATA_ROW_WIDTH-1:0] iData,
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input wire [`DATA_ROW_WIDTH-1:0] iData,
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input wire [`DATA_ROW_WIDTH-1:0] iAddress,
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input wire [`DATA_ROW_WIDTH-1:0] iAddress,
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output wire [`WB_WIDTH-1:0] ADR_O,
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output wire [`WB_WIDTH-1:0] ADR_O,
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output wire[`WB_WIDTH-1:0] DAT_O,
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output wire[`WB_WIDTH-1:0] DAT_O,
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output wire WE_O
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output wire WE_O
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);
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);
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wire [2:0] wCurrentWord;
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wire [2:0] wCurrentWord;
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assign WE_O = iWriteEnable;
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assign WE_O = iWriteEnable;
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CIRCULAR_SHIFTLEFT_POSEDGE #(3) SHL
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CIRCULAR_SHIFTLEFT_POSEDGE #(3) SHL
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(
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(
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.Clock(Clock),
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.Clock(Clock),
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.Enable(iWriteEnable),
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.Enable(iWriteEnable),
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.Reset(Reset),
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.Reset(Reset),
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.Initial(3'b1),
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.Initial(3'b1),
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.O(wCurrentWord)
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.O(wCurrentWord)
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);
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);
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MUXFULLPARALELL_3SEL_WALKINGONE # ( `WB_WIDTH ) MUX1
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MUXFULLPARALELL_3SEL_WALKINGONE # ( `WB_WIDTH ) MUX1
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(
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(
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.Sel( wCurrentWord ),
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.Sel( wCurrentWord ),
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.I3(iAddress[31:0]),
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.I3(iAddress[31:0]),
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.I2(iAddress[63:32]),
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.I2(iAddress[63:32]),
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.I1(iAddress[95:64]),
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.I1(iAddress[95:64]),
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.O1( ADR_O )
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.O1( ADR_O )
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);
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);
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MUXFULLPARALELL_3SEL_WALKINGONE # ( `WB_WIDTH ) MUX2
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MUXFULLPARALELL_3SEL_WALKINGONE # ( `WB_WIDTH ) MUX2
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(
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(
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.Sel( wCurrentWord ),
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.Sel( wCurrentWord ),
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.I3(iData[31:0]),
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.I3(iData[31:0]),
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.I2(iData[63:32]),
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.I2(iData[63:32]),
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.I1(iData[95:64]),
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.I1(iData[95:64]),
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.O1( DAT_O )
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.O1( DAT_O )
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);
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);
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endmodule
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endmodule
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