Subversion Repositories theia_gpu

`timescale 1ns / 1ps

`include "aDefinitions.v"

/**********************************************************************************

Theia, Ray Cast Programable graphic Processing Unit.

Copyright (C) 2010  Diego Valverde (diego.valverde.g@gmail.com)

This program is free software; you can redistribute it and/or

modify it under the terms of the GNU General Public License

as published by the Free Software Foundation; either version 2

of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful,

but WITHOUT ANY WARRANTY; without even the implied warranty of

MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

GNU General Public License for more details.

You should have received a copy of the GNU General Public License

along with this program; if not, write to the Free Software

Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.

***********************************************************************************/

//--------------------------------------------------------

module VectorProcessor

(

        input wire                          Clock,

        input wire                          Reset,

        input wire                          iEnable,

        input wire [`CBC_BUS_WIDTH-1:0]     iCpCommand,

        input wire [`VPID_WIDTH-1:0]        iVPID,

        input wire                          MCU_WE_I,

        input wire                          MCU_MST_I,

        input wire                          MCU_STB_I,

        input wire                          MCU_CYC_I,

        input wire [`MCU_TAG_SIZE-1:0]      MCU_TAG_I,

        input wire [`WB_WIDTH-1:0]          MCU_DAT_I,

        input wire [`WB_WIDTH-1:0]          MCU_ADR_I,

        output wire                         MCU_ACK_O,

        output wire                         OMEM_WE,

        output wire [`WB_WIDTH-1:0]              OMEM_ADDR,

        output wire [`WB_WIDTH-1:0]         OMEM_DATA,

        input wire                          TMEM_ACK_I,

   input wire [`WB_WIDTH-1:0]          TMEM_DAT_I ,

   output wire [`WB_WIDTH-1:0]         TMEM_ADR_O ,

   output wire                         TMEM_WE_O,

   output wire                         TMEM_STB_O,

   output wire                         TMEM_CYC_O,

   input wire                          TMEM_GNT_I

);

wire [`INSTRUCTION_ADDR_WIDTH-1:0] wIO_2_MEM__InstructionWriteAddress;

wire [`INSTRUCTION_WIDTH-1:0]      wIO_2_MEM__Instruction;

wire                               wIO_2_MEM__InstructionWriteEnable;

wire                               wControl_2_Exe_Enabled;

wire [`DATA_ROW_WIDTH-1:0]         wEXE_2_IO__OMEM_WriteAddress;

wire [`DATA_ROW_WIDTH-1:0]         wEXE_2_IO__OMEM_WriteData;

wire                               wEXE_2_IO__OMEM_WriteEnable;

wire [`DATA_ROW_WIDTH-1:0] wEXE_2__IO_TMEMAddress;

wire [`DATA_ROW_WIDTH-1:0] wIO_2_EXE__TMEMData;

wire wIO_2_EXE__DataAvailable;

wire wEXE_2_IO__DataRequest;

ControlUnit CONTROL

(

.Clock(       Clock                  ),

.Reset(       Reset                  ),

.iCpCommand(  iCpCommand             ),

.iVPID(       iVPID                  ),

.oVpEnabled(  wControl_2_Exe_Enabled )

);

Unit_IO IO

(

//WB Input signals

.CLK_I(                     Clock            ),

.RST_I(                     Reset            ),

.MCU_STB_I(                 MCU_STB_I        ),

.MCU_WE_I(                  MCU_WE_I         ),

.MCU_DAT_I(                 MCU_DAT_I        ),

.MCU_ADR_I(                 MCU_ADR_I        ),

.MCU_TGA_I(                 MCU_TAG_I        ),

.MCU_ACK_O(                 MCU_ACK_O        ),

.MCU_MST_I(                 MCU_MST_I        ),

.MCU_CYC_I(                 MCU_CYC_I        ),

//.oDataWriteAddress,

//.oDataBus,

.oInstructionWriteAddress(  wIO_2_MEM__InstructionWriteAddress ),

.oInstructionBus(           wIO_2_MEM__Instruction             ),

//.oDataWriteEnable(         wIO_2_MEM__DataWriteEnable  ),

.oInstructionWriteEnable(    wIO_2_MEM__InstructionWriteEnable  ),

.iOMEM_WriteAddress(          wEXE_2_IO__OMEM_WriteAddress     ),

.iOMEM_WriteData(             wEXE_2_IO__OMEM_WriteData        ),

.iOMEM_WriteEnable(           wEXE_2_IO__OMEM_WriteEnable      ),

.OMEM_DAT_O(                  OMEM_DATA                        ),

.OMEM_ADR_O(                  OMEM_ADDR                        ),

.OMEM_WE_O(                   OMEM_WE                          ),

 .oTMEMReadData(      wIO_2_EXE__TMEMData      ),

 .iTMEMDataRequest(   wEXE_2_IO__DataRequest   ),

 .iTMEMReadAddress(   wEXE_2__IO_TMEMAddress   ),

 .oTMEMDataAvailable( wIO_2_EXE__DataAvailable ),

.TMEM_ACK_I( TMEM_ACK_I ),

.TMEM_DAT_I( TMEM_DAT_I ),

.TMEM_ADR_O( TMEM_ADR_O ),

.TMEM_WE_O(  TMEM_WE_O  ),

.TMEM_STB_O( TMEM_STB_O ),

.TMEM_CYC_O( TMEM_CYC_O ),

.TMEM_GNT_I( TMEM_GNT_I )

);

Unit_Execution EXE

(

.Clock(                        Clock                                 ),

.Reset(                        Reset                                 ),

.iEnable(                      wControl_2_Exe_Enabled                ),

.iInstructionMem_WriteAddress( wIO_2_MEM__InstructionWriteAddress    ),

.iInstructionMem_WriteEnable(  wIO_2_MEM__InstructionWriteEnable     ),

.iInstructionMem_WriteData(    wIO_2_MEM__Instruction                ),

.oOMEMWriteAddress(            wEXE_2_IO__OMEM_WriteAddress          ),

.oOMEMWriteData(               wEXE_2_IO__OMEM_WriteData             ),

.oOMEMWriteEnable(             wEXE_2_IO__OMEM_WriteEnable           ),

.oTMEMReadAddress(   wEXE_2__IO_TMEMAddress   ),

.iTMEMReadData(      wIO_2_EXE__TMEMData      ),

.iTMEMDataAvailable( wIO_2_EXE__DataAvailable ),

.oTMEMDataRequest(   wEXE_2_IO__DataRequest   )

);

endmodule