///////////////////////////////////////////////////////////////////  ARM7 TOP LEVEL v1.0,  6-23-2000                            ////  ECE 371 EMR, Spring 2000                                   ////  COMPONENT:  ARM7 top level                                 //// ----------------------------------------------------------- ////  Updated by J. Shin 8/30/00 -- removed memory from datapath ///////////////////////////////////////////////////////////////////`timescale 1ns/100ps`include "armcontroller.v"`include "armdatapath.v"///////////////////////////// Top arm7 Module       /////////////////////////////module arm7 (nOPC, nCPI, CPA, CPB, sysclk, nRESET, nFIQ, nIRQ, ABORT,nMREQ, nRW, MAS, nWAIT, A_MAR, D);   // Input/Output declarations   output        nOPC, nCPI,nMREQ,nRW;   output [1:0]  MAS;    output [31:0] A_MAR;    inout [31:0] D;    input         CPA, CPB;   input         sysclk;   input         nRESET;   input         nFIQ;   input         nIRQ;   input         ABORT;   input         nWAIT;      wire          nOPC, nCPI,nREQ;   wire [1:0] 	MAS;   wire [31:0]  A_MAR;    wire [31:0]  D;    wire          CPA, CPB;   wire          sysclk;   wire          nRESET;           // Exception Signals   wire          nFIQ;   wire          nIRQ;   wire          ABORT;   wire		nMREQ;   wire		nRW;   wire		nWAIT;      // Declare internal wires    // Register File   wire	   	B_Addr_Sel;   wire [2:0] 	RF_Addr_Write_Sel, RF_Bus_Write_Sel;   wire [1:0] 	A_Addr_Sel;   wire [3:0] 	RF_PC_Write_Sel;   wire 	RF_Load_Write,RF_Load_Flags,RF_PSR_R_Sel,RF_PSR_W_Sel;   wire [31:0] 	RF_PSR_Read;   // Super CPSR   wire [4:0]	SC_Type;   wire [3:0]	SC_Source;   // Zero/Sign Extender   wire [1:0] 	SZE_Sel;   wire		SZE_Ctrl;   // Barrel Shifter   wire [1:0] 	SAM_Ctrl;   wire		BS_Input_Sel;	    wire		BS_Enable;   wire		BS_Cin;   // Address Register   wire		ALU_Hold_Enable;   wire [1:0] 	AR_Bus_Sel, AR_Bus_ALU_Sel;   wire		ALU_Hold_Sel;   wire		Link_Sel;   // Write Data Register   wire 	 WD_DBE;   wire	 WD_Load;   //Memory Interface   //wire		nMREQ;   //wire		nRW;   //wire [1:0] 	MAS;   //wire		nWAIT;   //ALU   wire [1:0] 	Alu_A_Sel;   wire [4:0] 	Alu_Cntrl;   //Multiplier   wire 	 Multiplier_Enable;   wire 	 Multiplier_Ready;   //general   wire [31:0] 	ir2_bus, ir2_mult_bus;   wire		ir1_zero, ir2_zero, ld_ir2_mult, nSTALL, BBUS_Src;      //Instantiate the datapath   armdatapath DUT_DATA(A_Addr_Sel,B_Addr_Sel,RF_Addr_Write_Sel,		RF_Bus_Write_Sel,RF_PC_Write_Sel,RF_Load_Write,		RF_Load_Flags,RF_PSR_R_Sel,RF_PSR_W_Sel,RF_PSR_Read,		SC_Type,SC_Source,SZE_Sel,SZE_Ctrl,SAM_Ctrl,BS_Input_Sel,		BS_Enable,BS_Cin,AR_Bus_ALU_Sel,AR_Bus_Sel,WD_DBE,WD_Load,nOPC,		nCPI,CPA,CPB,Alu_A_Sel,Alu_Cntrl,		Multiplier_Enable,Multiplier_Ready,ir2_bus,ir2_mult_bus,		ir1_zero,ir2_zero,ld_ir2_mult,nSTALL,BBUS_Src,sysclk,		nRESET,nFIQ,nIRQ,ALU_Hold_Enable,ALU_Hold_Sel,Link_Sel,A_MAR,D);   //Instantiate the controller   armcontroller DUT_CONTROL(A_Addr_Sel,B_Addr_Sel,RF_Addr_Write_Sel,		RF_Bus_Write_Sel,RF_PC_Write_Sel,RF_Load_Write,		RF_Load_Flags,RF_PSR_R_Sel,RF_PSR_W_Sel,RF_PSR_Read,		SC_Type,SC_Source,SZE_Sel,SZE_Ctrl,SAM_Ctrl,BS_Input_Sel,		BS_Enable,BS_Cin,AR_Bus_ALU_Sel,AR_Bus_Sel,WD_DBE,WD_Load,nOPC,		nCPI,CPA,CPB,nMREQ,nRW,MAS,nWAIT,Alu_A_Sel,Alu_Cntrl,		Multiplier_Enable,Multiplier_Ready,ir2_bus,ir2_mult_bus,		ir1_zero,ir2_zero,ld_ir2_mult,nSTALL,BBUS_Src,sysclk,		nRESET,ABORT,nFIQ,nIRQ,ALU_Hold_Enable,ALU_Hold_Sel,Link_Sel);endmodule