wire ram_clk = `TB.U_CHIP_TOP.U_DTCM.U_tsmc_dpram.dpram_32X4096_generation.U0_TSDN28HPCPUHDB4096X32M4MWR.CLK;
wire ram_cs = `TB.U_CHIP_TOP.U_DTCM.U_tsmc_dpram.dpram_32X4096_generation.U0_TSDN28HPCPUHDB4096X32M4MWR.CEBA;
wire reg_clk = tbtop.U_CHIP_TOP.U_qbmcu.U_qbmcu_regfile.clk;
wire reg_en = tbtop.U_CHIP_TOP.U_qbmcu.U_qbmcu_regfile.wbck_dest_wen;
reg ram_cs_dly1 ;
reg reg_en_dly1 ;
always @(posedge ram_clk) begin
    ram_cs_dly1 <= ~ram_cs;
    reg_en_dly1 <= reg_en;
end


initial begin
    #1ns;
    //@(posedge ram_cs_dly1 );
    #5ns;
    //while(1)begin
        #1ns;
    //@(posedge reg_en_dly1 );
            REGFILE_CHECK(6'd1 ,32'hffff_f000);
			REGFILE_CHECK(6'd1 ,32'hffff_f004);
			REGFILE_CHECK(6'd1 ,32'hffff_f008);
			REGFILE_CHECK(6'd1 ,32'hffff_f00c);
            REGFILE_CHECK(6'd2 ,32'hffff_f010);
			REGFILE_CHECK(6'd2 ,32'hffff_f014);
			REGFILE_CHECK(6'd2 ,32'hffff_f018);
			REGFILE_CHECK(6'd2 ,32'hffff_f01c);
			REGFILE_CHECK(6'd3 ,32'hffff_f020);
			REGFILE_CHECK(6'd3 ,32'hffff_f024);
			REGFILE_CHECK(6'd3 ,32'hffff_f028);
			REGFILE_CHECK(6'd3 ,32'hffff_f02c);
			REGFILE_CHECK(6'd4 ,32'hffff_f030);
			REGFILE_CHECK(6'd4 ,32'hffff_f034);
			REGFILE_CHECK(6'd4 ,32'hffff_f038);
			REGFILE_CHECK(6'd4 ,32'hffff_f03c);
			REGFILE_CHECK(6'd5 ,32'hffff_f040);
			REGFILE_CHECK(6'd5 ,32'hffff_f044);
			REGFILE_CHECK(6'd5 ,32'hffff_f048);
			REGFILE_CHECK(6'd5 ,32'hffff_f04c);
			REGFILE_CHECK(6'd6 ,32'hffff_f050);
			REGFILE_CHECK(6'd6 ,32'hffff_f054);
			REGFILE_CHECK(6'd6 ,32'hffff_f058);
			REGFILE_CHECK(6'd6 ,32'hffff_f05c);
			REGFILE_CHECK(6'd7 ,32'hffff_f060);
			REGFILE_CHECK(6'd7 ,32'hffff_f064);
			REGFILE_CHECK(6'd7 ,32'hffff_f068);
			REGFILE_CHECK(6'd7 ,32'hffff_f06c);
			REGFILE_CHECK(6'd8 ,32'hffff_f070);
			REGFILE_CHECK(6'd8 ,32'hffff_f074);
			REGFILE_CHECK(6'd8 ,32'hffff_f078);
			REGFILE_CHECK(6'd8 ,32'hffff_f07c);
			REGFILE_CHECK(6'd9 ,32'hffff_f080);
			REGFILE_CHECK(6'd9 ,32'hffff_f084);
			REGFILE_CHECK(6'd9 ,32'hffff_f088);
			REGFILE_CHECK(6'd9 ,32'hffff_f08c);
			REGFILE_CHECK(6'd10,32'hffff_f090);
			REGFILE_CHECK(6'd10,32'hffff_f094);
			REGFILE_CHECK(6'd10,32'hffff_f098);
			REGFILE_CHECK(6'd10,32'hffff_f09c);
			REGFILE_CHECK(6'd11,32'hffff_f0a0);
			REGFILE_CHECK(6'd11,32'hffff_f0a4);
			REGFILE_CHECK(6'd11,32'hffff_f0a8);
			REGFILE_CHECK(6'd11,32'hffff_f0ac);
			REGFILE_CHECK(6'd12,32'hffff_f0b0);
			REGFILE_CHECK(6'd12,32'hffff_f0b4);
			REGFILE_CHECK(6'd12,32'hffff_f0b8);
			REGFILE_CHECK(6'd12,32'hffff_f0bc);
			REGFILE_CHECK(6'd13,32'hffff_f0c0);
			REGFILE_CHECK(6'd13,32'hffff_f0c4);
			REGFILE_CHECK(6'd13,32'hffff_f0c8);
			REGFILE_CHECK(6'd13,32'hffff_f0cc);
			REGFILE_CHECK(6'd14,32'hffff_f0d0);
			REGFILE_CHECK(6'd14,32'hffff_f0d4);
			REGFILE_CHECK(6'd14,32'hffff_f0d8);
			REGFILE_CHECK(6'd14,32'hffff_f0dc);
			REGFILE_CHECK(6'd15,32'hffff_f0e0);
			REGFILE_CHECK(6'd15,32'hffff_f0e4);
			REGFILE_CHECK(6'd15,32'hffff_f0e8);
			REGFILE_CHECK(6'd15,32'hffff_f0ec);
			REGFILE_CHECK(6'd16,32'hffff_f0f0);
			REGFILE_CHECK(6'd16,32'hffff_f0f4);
			REGFILE_CHECK(6'd16,32'hffff_f0f8);
			REGFILE_CHECK(6'd16,32'hffff_f0fc);
			REGFILE_CHECK(6'd17,32'hffff_f100);
			REGFILE_CHECK(6'd17,32'hffff_f104);
			REGFILE_CHECK(6'd17,32'hffff_f108);
			REGFILE_CHECK(6'd17,32'hffff_f10c);
			REGFILE_CHECK(6'd18,32'hffff_f110);
			REGFILE_CHECK(6'd18,32'hffff_f114);
			REGFILE_CHECK(6'd18,32'hffff_f118);
			REGFILE_CHECK(6'd18,32'hffff_f11c);
			REGFILE_CHECK(6'd19,32'hffff_f120);
			REGFILE_CHECK(6'd19,32'hffff_f124);
			REGFILE_CHECK(6'd19,32'hffff_f128);
			REGFILE_CHECK(6'd19,32'hffff_f12c);
			REGFILE_CHECK(6'd20,32'hffff_f130);
			REGFILE_CHECK(6'd20,32'hffff_f134);
			REGFILE_CHECK(6'd20,32'hffff_f138);
			REGFILE_CHECK(6'd20,32'hffff_f13c);
			REGFILE_CHECK(6'd21,32'hffff_f140);
			REGFILE_CHECK(6'd21,32'hffff_f144);
			REGFILE_CHECK(6'd21,32'hffff_f148);
			REGFILE_CHECK(6'd21,32'hffff_f14c);
			REGFILE_CHECK(6'd22,32'hffff_f150);
			REGFILE_CHECK(6'd22,32'hffff_f154);
			REGFILE_CHECK(6'd22,32'hffff_f158);
			REGFILE_CHECK(6'd22,32'hffff_f15c);
			REGFILE_CHECK(6'd23,32'hffff_f160);
			REGFILE_CHECK(6'd23,32'hffff_f164);
			REGFILE_CHECK(6'd23,32'hffff_f168);
			REGFILE_CHECK(6'd23,32'hffff_f16c);
			REGFILE_CHECK(6'd24,32'hffff_f170);
			REGFILE_CHECK(6'd24,32'hffff_f174);
			REGFILE_CHECK(6'd24,32'hffff_f178);
			REGFILE_CHECK(6'd24,32'hffff_f17c);
			REGFILE_CHECK(6'd25,32'hffff_f180);
			REGFILE_CHECK(6'd25,32'hffff_f184);
			REGFILE_CHECK(6'd25,32'hffff_f188);
			REGFILE_CHECK(6'd25,32'hffff_f18c);
			REGFILE_CHECK(6'd26,32'hffff_f190);
			REGFILE_CHECK(6'd26,32'hffff_f194);
			REGFILE_CHECK(6'd26,32'hffff_f198);
			REGFILE_CHECK(6'd26,32'hffff_f19c);
			REGFILE_CHECK(6'd27,32'hffff_f1a0);
			REGFILE_CHECK(6'd27,32'hffff_f1a4);
			REGFILE_CHECK(6'd27,32'hffff_f1a8);
			REGFILE_CHECK(6'd27,32'hffff_f1ac);
			REGFILE_CHECK(6'd28,32'hffff_f1b0);
			REGFILE_CHECK(6'd28,32'hffff_f1b4);
			REGFILE_CHECK(6'd28,32'hffff_f1b8);
			REGFILE_CHECK(6'd28,32'hffff_f1bc);
			REGFILE_CHECK(6'd29,32'hffff_f1c0);
			REGFILE_CHECK(6'd29,32'hffff_f1c4);
			REGFILE_CHECK(6'd29,32'hffff_f1c8);
			REGFILE_CHECK(6'd29,32'hffff_f1cc);
			REGFILE_CHECK(6'd30,32'hffff_f1d0);
			REGFILE_CHECK(6'd30,32'hffff_f1d4);
			REGFILE_CHECK(6'd30,32'hffff_f1d8);
			REGFILE_CHECK(6'd30,32'hffff_f1dc);
			REGFILE_CHECK(6'd31,32'hffff_f1e0);
			REGFILE_CHECK(6'd31,32'hffff_f1e4);
			REGFILE_CHECK(6'd31,32'hffff_f1e8);
			REGFILE_CHECK(6'd31,32'hffff_f1ec);
    #10us;
    TEST_PASS;
end

task DRAM_DATA_CHECK;
    input   [9:0]   addr    ;
    input   [31:0]  edata   ;

    logic   [31:0]  ram_data;

    @(posedge ram_cs_dly1 );
    @(posedge ram_clk );
     //$monitor($time, " Simulation time: %t", $time);
    if(ram_cs_dly1) begin
        ram_data = `TB_DRAM.mem[addr];
        //$display("* RAM_DATA[%x]: %x | EXP_DATA: %x ",addr,ram_data, edata);
        if(ram_data !== edata) begin
            $display("* RAM_DATA[%x]: %x | EXP_DATA: %x => Error!!!",addr,ram_data, edata);
            #1us;
            TEST_FAIL;
        end
        $display("* RAM_DATA[%x]: %x | EXP_DATA: %x => OK!!!",addr, ram_data, edata);
    end
    else begin
            $display("* DRAM CS is High => Error!!!");
            TEST_FAIL;
    end
endtask

task REGFILE_CHECK;
    input   [4:0]   addr    ;
    input   [31:0]  edata   ;

    logic   [31:0]  reg_data;
    @(posedge reg_en );
    @(posedge reg_clk);
    if(reg_en)begin
        reg_data = tbtop.U_CHIP_TOP.U_qbmcu.U_qbmcu_regfile.wbck_dest_dat;
        if(reg_data !== edata) begin
            $display("* REG_DATA[%x]: %x | EXP_DATA: %x => Error!!!",addr,reg_data, edata);
            #1us;
            //TEST_FAIL;
        end
        $display("* REG_DATA[%x]: %x | EXP_DATA: %x => OK!!!",addr, reg_data, edata);
    end
    else begin
            $display("* REG WR EN is High => Error!!!");
            //TEST_FAIL;
    end

endtask

initial begin
    #100us;
    $display("\n----------------------------------------\n");
    $display("\t Timeout Error !!!!\n");
    TEST_FAIL;
end