eb001/tb/shinTest/ShinTopSpiTb.v

`timescale 1 ns / 1 ps

module ShinTopSpiTb(

);

    reg clock;
    reg reset;
    reg clk8x;

    reg [15:0] multiCLK;


`include "dev_predef.vh"

`ifdef DEFINE_SLAVE_DEVICE
  `define DEV_NUM              4  //slave num
  `define ALL_DEV_NUM          (`DEV_NUM + 1) // slave + master
  `define SPI_CSN_NUM          (`ALL_DEV_NUM * 4)

  `define HW_SERIAL            0 //48'h31303050584c //(48'h4c5850303031)

  `define IQSPI_PINS(N)        (`N*4+3):(`N*4)
  `define EQSPI_PINS(N)        ((`N + `ALL_DEV_NUM)*4+3):((`N + `ALL_DEV_NUM)*4)
  //`define AQSPI_PINS(N)        ((`N + `ALL_DEV_NUM)*4+3):((`N + `ALL_DEV_NUM)*4)

  `define IQSPI_MISO(N)        qspi_miso[`IQSPI_PINS(`N)]
  `define EQSPI_MISO(N)        qspi_miso[`EQSPI_PINS(`N)]

  `define IQSPI_CSN_NUM(id)    (`id)
  `define ESPI_CSN_NUM(id)     ((`id)+(`ALL_DEV_NUM))
  `define EQSPI_CSN_NUM(id)    ((`id)+(`ALL_DEV_NUM)*2)
  //`define AQSPI_CSN_NUM(id)    ((`id)+(`ALL_DEV_NUM)*3)


  `define IQSPI_CSN(id)        spi_csn[`IQSPI_CSN_NUM(`id)]
  `define ESPI_CSN(id)         spi_csn[`ESPI_CSN_NUM(`id)]
  `define EQSPI_CSN(id)        spi_csn[`EQSPI_CSN_NUM(`id)]
  //`define AQSPI_CSN(id)        spi_csn[`AQSPI_CSN_NUM(`id)]

  `define QSPI_MUX_MISO_INIT    \
      (`IQSPI_MISO(0) & ~{4{`IQSPI_CSN(0)}}) |\
      (`IQSPI_MISO(1) & ~{4{`IQSPI_CSN(1)}}) |\
      (`IQSPI_MISO(2) & ~{4{`IQSPI_CSN(2)}}) |\
      (`IQSPI_MISO(3) & ~{4{`IQSPI_CSN(3)}}) |\
      (`IQSPI_MISO(4) & ~{4{`IQSPI_CSN(4)}}) |\
      (`EQSPI_MISO(0) & ~{4{`EQSPI_CSN(0)}}) |\
      (`EQSPI_MISO(1) & ~{4{`EQSPI_CSN(1)}}) |\
      (`EQSPI_MISO(2) & ~{4{`EQSPI_CSN(2)}}) |\
      (`EQSPI_MISO(3) & ~{4{`EQSPI_CSN(3)}}) |\
      (`EQSPI_MISO(4) & ~{4{`EQSPI_CSN(4)}})
  `define SPI_MUX_MISO_INIT     \
      ( spi_miso[0] & ~`ESPI_CSN(0)) |\
      ( spi_miso[1] & ~`ESPI_CSN(1)) |\
      ( spi_miso[2] & ~`ESPI_CSN(2)) |\
      ( spi_miso[3] & ~`ESPI_CSN(3)) |\
      ( spi_miso[4] & ~`ESPI_CSN(4))
`endif
    wire [(`DEV_NUM - 1):0] dDat_w;
    wire [(`DEV_NUM - 1):0] uDat_w;

    wire spi_sck;
    wire spi_mosi;
    wire [(`ALL_DEV_NUM - 1):0] spi_miso;
    reg [(`SPI_CSN_NUM - 1):0] spi_csn;

    wire qspi_sck;
    wire [3:0] qspi_mosi;
    //wire [40-1:0] qspi_miso;
    wire [(`ALL_DEV_NUM * 4 * 3 - 1):0] qspi_miso;

    integer spidata_file;
    integer c_line;
    integer _pos;
    integer _len;
    integer _t_start;
    integer _t_end;
    reg [63:0] _temp_time;
    reg _reset_deactive;

    wire [(`ALL_DEV_NUM - 1):0] isSoftReset;
    reg  [(`ALL_DEV_NUM - 1):0] isSoftReset_reg;

    generate
      for( genvar i = 0; i < `ALL_DEV_NUM; i = i + 1 ) begin
        always @(posedge clock or posedge reset) begin
          if(reset) isSoftReset_reg[i] <= 1'b0;
          else isSoftReset_reg[i] <= isSoftReset[i];
        end
      end
    endgenerate


    wire [`DEV_NUM:0] io_int_sig;

    reg latch0;
    reg latch1;



ShinTop s_ShinTop_Mst(
  .clock(clock),
  .reset(reset | isSoftReset_reg[0]),

  .io_multiCLK_0(multiCLK[0]),
  .io_multiCLK_1(multiCLK[1]),
  .io_multiCLK_2(multiCLK[2]),
  .io_multiCLK_3(multiCLK[3]),
  .io_multiCLK_4(multiCLK[4]),
  .io_multiCLK_5(multiCLK[5]),
  .io_multiCLK_6(multiCLK[6]),
  .io_multiCLK_7(multiCLK[7]),
  .io_multiCLK_8(multiCLK[8]),
  .io_multiCLK_9(multiCLK[9]),
  .io_multiCLK_10(multiCLK[10]),
  .io_multiCLK_11(multiCLK[11]),
  .io_multiCLK_12(multiCLK[12]),
  .io_multiCLK_13(multiCLK[13]),
  .io_multiCLK_14(multiCLK[14]),
  .io_multiCLK_15(multiCLK[15]),

  .io_multiCLKDiv4_0(multiCLK[0]),
  .io_multiCLKDiv4_1(multiCLK[4]),
  .io_multiCLKDiv4_2(multiCLK[8]),
  .io_multiCLKDiv4_3(multiCLK[12]),

  .io_dDatIn(1'b0),
  .io_dDatOut(dDat_w[0]),
  .io_uDatIn(uDat_w[0]),
  .io_uDatOut(),
  
  .io_iqspi_sck(qspi_sck),
  .io_iqspi_mosi(qspi_mosi),
  .io_iqspi_miso(`IQSPI_MISO(0)),
  .io_iqspi_isDirIn(),
  .io_iqspi_csn(`IQSPI_CSN(0)),

  .io_ospi_sck (spi_sck),
  .io_ospi_mosi(spi_mosi),
  .io_ospi_miso(spi_miso[0]),
  .io_ospi_csn (`ESPI_CSN(0)),


  .io_oqspi_sck(qspi_sck),
  .io_oqspi_mosi(qspi_mosi),
  .io_oqspi_miso(`EQSPI_MISO(0)),
  .io_oqspi_isDirIn(),
  .io_oqspi_csn(`EQSPI_CSN(0)),

  .io_aqspi_sck(qspi_sck),
  .io_aqspi_mosi(qspi_mosi),
  .io_aqspi_miso(`AQSPI_MISO(0)),
  .io_aqspi_isDirIn(),
  .io_aqspi_csn(`AQSPI_CSN(0)),

  .io_isSoftReset(isSoftReset[0]),
  .io_interrupt(io_int_sig[0]),
  .io_latchPin_0(latch0),
  .io_latchPin_1(latch1),
  .io_hwSerial(`HW_SERIAL),
  .io_uniCode(64'h0)
);

`include "slave_dev_def.vh"

`ifdef DEFINE_SLAVE_DEVICE
ShinTop s_ShinTop_slv0(
  .clock(clock),
  .reset(reset | isSoftReset_reg[1]),

  .io_multiCLK_0(multiCLK[0]),
  .io_multiCLK_1(multiCLK[1]),
  .io_multiCLK_2(multiCLK[2]),
  .io_multiCLK_3(multiCLK[3]),
  .io_multiCLK_4(multiCLK[4]),
  .io_multiCLK_5(multiCLK[5]),
  .io_multiCLK_6(multiCLK[6]),
  .io_multiCLK_7(multiCLK[7]),
  .io_multiCLK_8(multiCLK[8]),
  .io_multiCLK_9(multiCLK[9]),
  .io_multiCLK_10(multiCLK[10]),
  .io_multiCLK_11(multiCLK[11]),
  .io_multiCLK_12(multiCLK[12]),
  .io_multiCLK_13(multiCLK[13]),
  .io_multiCLK_14(multiCLK[14]),
  .io_multiCLK_15(multiCLK[15]),

  .io_dDatIn(dDat_w[0]),
  .io_dDatOut(dDat_w[1]),
  .io_uDatIn(uDat_w[1]),
  .io_uDatOut(uDat_w[0]),
  
  .io_iqspi_sck(qspi_sck),
  .io_iqspi_mosi(qspi_mosi),
  .io_iqspi_miso(`IQSPI_MISO(1)),
  .io_iqspi_isDirIn(),
  .io_iqspi_csn(`IQSPI_CSN(1)),

  .io_ospi_sck (spi_sck),
  .io_ospi_mosi(spi_mosi),
  .io_ospi_miso(spi_miso[1]),
  .io_ospi_csn (`ESPI_CSN(1)),

  .io_oqspi_sck(qspi_sck),
  .io_oqspi_mosi(qspi_mosi),
  .io_oqspi_miso(`EQSPI_MISO(1)),
  .io_oqspi_isDirIn(),
  .io_oqspi_csn(`EQSPI_CSN(1)),

  .io_isSoftReset(isSoftReset[1]),
  .io_interrupt(io_int_sig[1]),
  .io_latchPin_0(latch0),
  .io_latchPin_1(latch1),
  .io_hwSerial(`HW_SERIAL),
  .io_uniCode(0)
);

ShinTop s_ShinTop_slv1(
  .clock(clock),
  .reset(reset | isSoftReset_reg[2]),

  .io_multiCLK_0(multiCLK[0]),
  .io_multiCLK_1(multiCLK[1]),
  .io_multiCLK_2(multiCLK[2]),
  .io_multiCLK_3(multiCLK[3]),
  .io_multiCLK_4(multiCLK[4]),
  .io_multiCLK_5(multiCLK[5]),
  .io_multiCLK_6(multiCLK[6]),
  .io_multiCLK_7(multiCLK[7]),
  .io_multiCLK_8(multiCLK[8]),
  .io_multiCLK_9(multiCLK[9]),
  .io_multiCLK_10(multiCLK[10]),
  .io_multiCLK_11(multiCLK[11]),
  .io_multiCLK_12(multiCLK[12]),
  .io_multiCLK_13(multiCLK[13]),
  .io_multiCLK_14(multiCLK[14]),
  .io_multiCLK_15(multiCLK[15]),

  .io_dDatIn(dDat_w[1]),
  .io_dDatOut(dDat_w[2]),
  .io_uDatIn(uDat_w[2]),
  .io_uDatOut(uDat_w[1]),
  
  .io_iqspi_sck(qspi_sck),
  .io_iqspi_mosi(qspi_mosi),
  .io_iqspi_miso(`IQSPI_MISO(2)),
  .io_iqspi_isDirIn(),
  .io_iqspi_csn(`IQSPI_CSN(2)),

  .io_ospi_sck (spi_sck),
  .io_ospi_mosi(spi_mosi),
  .io_ospi_miso(spi_miso[2]),
  .io_ospi_csn (`ESPI_CSN(2)),

  .io_oqspi_sck(qspi_sck),
  .io_oqspi_mosi(qspi_mosi),
  .io_oqspi_miso(`EQSPI_MISO(2)),
  .io_oqspi_isDirIn(),
  .io_oqspi_csn(`EQSPI_CSN(2)),

  .io_isSoftReset(isSoftReset[2]),
  .io_interrupt(io_int_sig[2]),
  .io_latchPin_0(latch0),
  .io_latchPin_1(latch1),
  .io_hwSerial(`HW_SERIAL),
  .io_uniCode(0)
);

ShinTop s_ShinTop_slv2(
  .clock(clock),
  .reset(reset | isSoftReset_reg[3]),

  .io_multiCLK_0(multiCLK[0]),
  .io_multiCLK_1(multiCLK[1]),
  .io_multiCLK_2(multiCLK[2]),
  .io_multiCLK_3(multiCLK[3]),
  .io_multiCLK_4(multiCLK[4]),
  .io_multiCLK_5(multiCLK[5]),
  .io_multiCLK_6(multiCLK[6]),
  .io_multiCLK_7(multiCLK[7]),
  .io_multiCLK_8(multiCLK[8]),
  .io_multiCLK_9(multiCLK[9]),
  .io_multiCLK_10(multiCLK[10]),
  .io_multiCLK_11(multiCLK[11]),
  .io_multiCLK_12(multiCLK[12]),
  .io_multiCLK_13(multiCLK[13]),
  .io_multiCLK_14(multiCLK[14]),
  .io_multiCLK_15(multiCLK[15]),

  .io_dDatIn(dDat_w[2]),
  .io_dDatOut(dDat_w[3]),
  .io_uDatIn(uDat_w[3]),
  .io_uDatOut(uDat_w[2]),
  
  .io_iqspi_sck(qspi_sck),
  .io_iqspi_mosi(qspi_mosi),
  .io_iqspi_miso(`IQSPI_MISO(3)),
  .io_iqspi_isDirIn(),
  .io_iqspi_csn(`IQSPI_CSN(3)),

  .io_ospi_sck (spi_sck),
  .io_ospi_mosi(spi_mosi),
  .io_ospi_miso(spi_miso[3]),
  .io_ospi_csn (`ESPI_CSN(3)),

  .io_oqspi_sck(qspi_sck),
  .io_oqspi_mosi(qspi_mosi),
  .io_oqspi_miso(`EQSPI_MISO(3)),
  .io_oqspi_isDirIn(),
  .io_oqspi_csn(`EQSPI_CSN(3)),

  .io_isSoftReset(isSoftReset[3]),
  .io_interrupt(io_int_sig[3]),
  .io_latchPin_0(latch0),
  .io_latchPin_1(latch1),
  .io_hwSerial(`HW_SERIAL),
  .io_uniCode(0)
);

ShinTop s_ShinTop_slv3(
  .clock(clock),
  .reset(reset | isSoftReset_reg[4]),

  .io_multiCLK_0(multiCLK[0]),
  .io_multiCLK_1(multiCLK[1]),
  .io_multiCLK_2(multiCLK[2]),
  .io_multiCLK_3(multiCLK[3]),
  .io_multiCLK_4(multiCLK[4]),
  .io_multiCLK_5(multiCLK[5]),
  .io_multiCLK_6(multiCLK[6]),
  .io_multiCLK_7(multiCLK[7]),
  .io_multiCLK_8(multiCLK[8]),
  .io_multiCLK_9(multiCLK[9]),
  .io_multiCLK_10(multiCLK[10]),
  .io_multiCLK_11(multiCLK[11]),
  .io_multiCLK_12(multiCLK[12]),
  .io_multiCLK_13(multiCLK[13]),
  .io_multiCLK_14(multiCLK[14]),
  .io_multiCLK_15(multiCLK[15]),

  .io_dDatIn(dDat_w[3]),
  .io_dDatOut(),
  .io_uDatIn(1'b0),
  .io_uDatOut(uDat_w[3]),

  .io_iqspi_sck(qspi_sck),
  .io_iqspi_mosi(qspi_mosi),
  .io_iqspi_miso(`IQSPI_MISO(4)),
  .io_iqspi_isDirIn(),
  .io_iqspi_csn(`IQSPI_CSN(4)),

  .io_ospi_sck (spi_sck),
  .io_ospi_mosi(spi_mosi),
  .io_ospi_miso(spi_miso[4]),
  .io_ospi_csn (`ESPI_CSN(4)),

  .io_oqspi_sck(qspi_sck),
  .io_oqspi_mosi(qspi_mosi),
  .io_oqspi_miso(`EQSPI_MISO(4)),
  .io_oqspi_isDirIn(),
  .io_oqspi_csn(`EQSPI_CSN(4)),

  .io_isSoftReset(isSoftReset[4]),
  .io_interrupt(io_int_sig[4]),
  .io_latchPin_0(latch0),
  .io_latchPin_1(latch1),
  .io_hwSerial(`HW_SERIAL),
  .io_uniCode(0)
);
`endif

initial begin
	clock = 0;
  clk8x = 0;
	reset = 1;

  latch0 = 0;
  latch1 = 0;

  _reset_deactive = 1'b0;

  $timeformat(-9, 2, " ns", 8);

  spi_csn  = {`SPI_CSN_NUM{1'b1}}; //~15'b0;

	#100
	reset <= 1;

	#240
	reset <= 0;

//#20000000
    #1000000000
`ifdef USING_OSPI
    #1000000000
    #1000000000
`endif
//#5000000

	$display("Time Out !!!");
  	$fclose(spidata_file);
	//$stop;
    $finish;
end

initial begin
	forever begin #20 clk8x <= ~clk8x; end
end

initial begin
	forever begin #80 clock <= ~clock; end
end


generate
  for( genvar i = 0; i < 16; i = i + 1 ) begin
    initial begin
      multiCLK[i] = 0;
      for( integer j = 0; j < i; j = j + 1 ) begin
        #10
        ;
      end
      forever begin #80 multiCLK[i] <= ~multiCLK[i]; end
    end
  end  
endgenerate



initial
begin
  	spidata_file = $fopen("spi_trans_data.txt", "w");
  	if (!spidata_file) $display("文件打开失败");

    `ifdef VCS_COMPILE
      $dumpfile("./generated/wave.vcd"); //生成的vcd文件名称
      $dumpvars(0, ShinTopSpiTb);//tb模块名称
      //$dumpvars(0, ShinTopSpiTb.s_ShinTop_Mst);//tb模块名称
      //$dumpvars(0, ShinTopSpiTb.s_ShinTop_slv124);//tb模块名称
	    //$dumpvars(0, ShinTopSpiTb.s_ShinTop_slv125);//tb模块名称
      //$dumpvars(0, ShinTopSpiTb.s_ShinTop_slv126);//tb模块名称
      //$dumpvars(0, ShinTopSpiTb.s_ShinTop_slv127);//tb模块名称
    `endif

    `ifdef IVERILOG_COMPILE
	    $dumpfile("./generated/wave.fst"); //生成的fst文件名称
	    $dumpvars(0, ShinTopSpiTb);//tb模块名称
    `endif
end

always @(posedge reset) begin
  _reset_deactive <= 1'b0;
end

always @(negedge reset) begin
  _reset_deactive <= 1'b1;
end

  `define SCKFRE 640

  reg sck = 0;
  
  initial begin
      forever begin 
        #`SCKFRE sck <= ~sck;
      end
  end

  assign spi_sck  = sck;
  assign qspi_sck = sck;


  reg [7:0] txBuf[0:2047];
  reg [7:0] rxBuf[0:2047];
  reg [7:0] exChangeRego;
  reg [7:0] exChangeRegi;

  reg [11:0] transCnt;
  reg [11:0] byteCnt;
  reg [2:0] bitCnt;
`ifndef OLD_SPI_SUPPORT
  reg spi_1to4 = 1;
`endif

  assign spi_mosi = exChangeRego[7];
`ifndef OLD_SPI_SUPPORT
  assign qspi_mosi = (spi_1to4 & byteCnt < 4)? {3'h0, exChangeRego[7]}:exChangeRego[7:4];
`else
  assign qspi_mosi = exChangeRego[7:4];
`endif

  wire [3:0] qspi_mux_miso = `QSPI_MUX_MISO_INIT;
    //( qspi_miso[4*0+3:4*0] & ~{4{spi_csn[ 0]}}) |
    //( qspi_miso[4*1+3:4*1] & ~{4{spi_csn[ 1]}}) |
    //( qspi_miso[4*2+3:4*2] & ~{4{spi_csn[ 2]}}) |
    //( qspi_miso[4*3+3:4*3] & ~{4{spi_csn[ 3]}}) |
    //( qspi_miso[4*4+3:4*4] & ~{4{spi_csn[ 4]}}) |
    //( qspi_miso[4*5+3:4*5] & ~{4{spi_csn[10]}}) |
    //( qspi_miso[4*6+3:4*6] & ~{4{spi_csn[11]}}) |
    //( qspi_miso[4*7+3:4*7] & ~{4{spi_csn[12]}}) |
    //( qspi_miso[4*8+3:4*8] & ~{4{spi_csn[13]}}) |
    //( qspi_miso[4*9+3:4*9] & ~{4{spi_csn[14]}});
    /*
    (`IQSPI_MISO(0) & ~{4{`IQSPI_CSN(0)}}) |
    (`IQSPI_MISO(1) & ~{4{`IQSPI_CSN(1)}}) |
    (`IQSPI_MISO(2) & ~{4{`IQSPI_CSN(2)}}) |
    (`IQSPI_MISO(3) & ~{4{`IQSPI_CSN(3)}}) |
    (`IQSPI_MISO(4) & ~{4{`IQSPI_CSN(4)}}) |
    (`EQSPI_MISO(0) & ~{4{`EQSPI_CSN(0)}}) |
    (`EQSPI_MISO(1) & ~{4{`EQSPI_CSN(1)}}) |
    (`EQSPI_MISO(2) & ~{4{`EQSPI_CSN(2)}}) |
    (`EQSPI_MISO(3) & ~{4{`EQSPI_CSN(3)}}) |
    (`EQSPI_MISO(4) & ~{4{`EQSPI_CSN(4)}});
    */

  wire spi_mux_miso = `SPI_MUX_MISO_INIT;
    //( spi_miso[0] & ~spi_csn[5] ) |
    //( spi_miso[1] & ~spi_csn[6] ) |
    //( spi_miso[2] & ~spi_csn[7] ) |
    //( spi_miso[3] & ~spi_csn[8] ) |
    //( spi_miso[4] & ~spi_csn[9] );
    /*
    ( spi_miso[0] & ~`ESPI_CSN(0)) |
    ( spi_miso[1] & ~`ESPI_CSN(1)) |
    ( spi_miso[2] & ~`ESPI_CSN(2)) |
    ( spi_miso[3] & ~`ESPI_CSN(3)) |
    ( spi_miso[4] & ~`ESPI_CSN(4));
    */

  reg isReq = 0;
  reg isBusy = 0;

  reg [11:0] length;
  reg [16:0] idx;



always @(posedge clock) begin
  if( isReq & sck == 0 ) begin
    isBusy   <= #5 1'b1;
    transCnt <= #5 0;

    byteCnt <= #5 ~12'b0;
    bitCnt  <= #5 ~3'b0;

    spi_csn[idx] <= #5 1'b0;
    exChangeRego <= txBuf[0];
  end
end

//DEV_NUM
//ALL_DEV_NUM
wire isQspi = (idx >= 0 && idx <= (`ALL_DEV_NUM - 1)) || idx >= (`ALL_DEV_NUM * 2);
wire [11:0] nextByteCnt = byteCnt + 1;

//输出
always @(negedge sck) begin
  if( isBusy ) begin      
    if( &bitCnt ) begin
      exChangeRego <= txBuf[nextByteCnt];
    end else begin
`ifdef OLD_SPI_SUPPORT
      exChangeRego <= isQspi ? exChangeRego << 4 : exChangeRego << 1;
`else
      //当单线转4线的协议生效时，且传输命令+地址，使用单线
      //否则使用接口的固定模式
      if (spi_1to4 & byteCnt < 4) begin
        exChangeRego <= exChangeRego << 1;
      end else begin
        exChangeRego <= isQspi ? exChangeRego << 4 : exChangeRego << 1;
      end
`endif
    end
  end
end

//输入
always @(negedge sck) begin
  if( isBusy ) begin
    if( transCnt == length & &bitCnt ) begin
      spi_csn[idx] <= #(`SCKFRE/2) 1'b1;
    end
  end
end

//输入
always @(posedge sck) begin
  if( isBusy ) begin
    if( transCnt <= length ) begin
      if( isQspi ) begin
`ifdef OLD_SPI_SUPPORT
        bitCnt <= ~bitCnt;
`else
        //当单线转4线的协议生效时，且传输命令+地址，使用单线;数据使用4线
        if ((byteCnt < 4) & (spi_1to4)) begin
          bitCnt <= bitCnt + 1;
        end else begin
          bitCnt <= ~bitCnt;
        end
`endif
      end else begin
        bitCnt <= bitCnt + 1;
      end


`ifdef OLD_SPI_SUPPORT
      if ( idx >= (`ALL_DEV_NUM * 3) ) begin
        if( &bitCnt ) begin
          byteCnt <= byteCnt +1;
          transCnt <= transCnt + 1;
          if( (txBuf[2] & 8'h80) === 8'h80 & nextByteCnt >= 5) begin
            rxBuf[byteCnt] <= exChangeRegi;
            //$display("spi read out %x", exChangeRegi);
          end
          if( (txBuf[2] & 8'h80) === 8'h80 & nextByteCnt >= 4) begin
            exChangeRegi <= isQspi ? {exChangeRegi[3:0], qspi_mux_miso} : {exChangeRegi[6:0], spi_mux_miso};
          end else begin
            exChangeRegi <= 0;
          end
        end else begin
          exChangeRegi <= isQspi ? {exChangeRegi[3:0], qspi_mux_miso} : {exChangeRegi[6:0], spi_mux_miso};
        end
      end else begin
        if( &bitCnt ) begin
          byteCnt <= byteCnt +1;
          transCnt <= transCnt + 1;
          if( txBuf[2] === 8'h80 & nextByteCnt >= 4) begin
            rxBuf[byteCnt] <= exChangeRegi;
            //$display("spi read out %x", exChangeRegi);
          end
          if( txBuf[2] === 8'h80 & nextByteCnt >= 3) begin
            exChangeRegi <= isQspi ? {exChangeRegi[3:0], qspi_mux_miso} : {exChangeRegi[6:0], spi_mux_miso};
          end else begin
            exChangeRegi <= 0;
          end
        end else begin
          exChangeRegi <= isQspi ? {exChangeRegi[3:0], qspi_mux_miso} : {exChangeRegi[6:0], spi_mux_miso};
        end
      end
`else
      if( &bitCnt ) begin
        byteCnt <= byteCnt +1;
        transCnt <= transCnt + 1;
        //读，且超过6个字节
        if( (txBuf[2] & 8'h80) === 8'h80 & nextByteCnt >= 5) begin
          rxBuf[byteCnt] <= exChangeRegi;
          //$display("spi read out %x", exChangeRegi);
        end
        //读，且超过了4个字节
        if( (txBuf[2] & 8'h80) === 8'h80 & nextByteCnt >= 4) begin
          exChangeRegi <= isQspi ? {exChangeRegi[3:0], qspi_mux_miso} : {exChangeRegi[6:0], spi_mux_miso};
        end else begin
          //写 或 读没有超过4个字节
          exChangeRegi <= 0;
        end
      end else begin
        //字节数小于4个字节，且启动了QSPI的1线命令4线数据
        if ((byteCnt < 4) & (spi_1to4)) begin
          exChangeRegi <= isQspi ? {exChangeRegi[6:0], qspi_mux_miso[0]} : {exChangeRegi[6:0], spi_mux_miso};
        end else begin
          exChangeRegi <= isQspi ? {exChangeRegi[3:0], qspi_mux_miso} : {exChangeRegi[6:0], spi_mux_miso};
        end
      end
`endif

    end else begin
      isBusy       <= #5 1'b0;
    end
  end
end




//mst slv0~slv3的 内部qspi调用即设置
//sidx为0~4；外部spi为5~9，外部qspi为10~15
task spi_trans( input [15:0] saddress, input [7:0] scmd, input [12:0] slength, input [16:0] sidx );
  begin
    txBuf[0] <= saddress[15:8];
    txBuf[1] <= saddress[7:0];
`ifdef OLD_SPI_SUPPORT
    if (sidx >=(`ALL_DEV_NUM * 3)) begin
        txBuf[2] <= (scmd | slength[12:8]);
        txBuf[3] <= slength[7:0];
        length <= slength + 4 + 1;
    end else begin
        txBuf[2] <= scmd;
        length <= slength + 3;
    end
`else
    txBuf[2] <= (scmd | slength[12:8]);
    txBuf[3] <= slength[7:0];
    length <= slength + 4 + 1;
`endif

    idx <= sidx;

    #5
    @(negedge sck)
    isReq <= 1;
    @(posedge sck) #5
    isReq <= 0;

    @( negedge isBusy) #1000
    begin 
      //$fwrite(spidata_file, "------------%5t------------\n", $realtime);
`ifdef OLD_SPI_SUPPORT    
      if (sidx >=(`ALL_DEV_NUM * 3)) begin
        $fwrite(spidata_file, "T:%t \tdev:%4d(%4d), addr:0x%02h%02h, %s, len:%4d (0x%02h%02h)\n", 
          $realtime, 
          sidx % (`ALL_DEV_NUM), sidx,
          txBuf[0],
          txBuf[1],
          (((txBuf[2] & 8'h80) == 0)? "Write":" Read"), 
          slength,
          txBuf[2], txBuf[3]);
      end else begin
        $fwrite(spidata_file, "T:%t \tdev:%4d(%4d), addr:0x%02h%02h, %s, len:%4d\n", 
          $realtime, 
          sidx % (`ALL_DEV_NUM), sidx,
          txBuf[0],
          txBuf[1],
          (((txBuf[2] & 8'h80) == 0)? "Write":" Read"), 
          slength);
      end

      if (sidx >=(`ALL_DEV_NUM * 3)) begin _pos = 4; end
      else begin _pos = 3; end
`else
    $fwrite(spidata_file, "T:%t \tdev:%4d(%4d), addr:0x%02h%02h, %s, len:%4d (0x%02h%02h)\n", 
          $realtime, 
          sidx % (`ALL_DEV_NUM), sidx,
          txBuf[0],
          txBuf[1],
          (((txBuf[2] & 8'h80) == 0)? "Write":" Read"), 
          slength,
          txBuf[2], txBuf[3]);
    _pos = 4;
`endif
      
      
      
      if (   ((saddress == 16'h0800)
              ||  (saddress == 16'h1000)
              ||  (saddress == 16'h1800)
              ||  (saddress == 16'h2000)
              ||  (saddress == 16'h2800)
              ||  (saddress == 16'h3000)
              ||  (saddress == 16'h3800)
              ||  (saddress == 16'h4000)
             )
          && ((sidx == 0) 
              || (sidx == `ALL_DEV_NUM)
              || (sidx == (`ALL_DEV_NUM * 2))
              || (sidx == (`ALL_DEV_NUM * 3))
             )
          ) begin

        for (integer _k = 0; _k < 4; _k++) begin
          if (scmd == 0) begin
            $fwrite(spidata_file, "%02h ", txBuf[_k + _pos]); 
          end else begin
            $fwrite(spidata_file, "%02h ", rxBuf[_k + _pos]); 
          end
        end

        $fwrite(spidata_file, "\n");
        _pos = 4 + _pos;
        for (; _pos < slength; ) begin
          for (integer _k = 0; _k < 6; _k++) begin
            if (scmd == 0) begin
              $fwrite(spidata_file, "%02h ", txBuf[_k + _pos]); 
              _len = txBuf[_pos + 5] + (txBuf[_pos + 4] & 8'h0f) * 256;
            end else begin
              $fwrite(spidata_file, "%02h ", rxBuf[_k + _pos]);
              _len = rxBuf[_pos + 5] + (rxBuf[_pos + 4] & 8'h0f) * 256;
            end
          end
          
          begin:PRINT_PKT_COMMENT
            integer dev;
            integer addr_type;
            integer addr;
            integer cmd;
            integer len;

            if (scmd == 0) begin
              addr_type = txBuf[_pos + 1] & 8'h3;
              dev = (txBuf[_pos] * 256) >> 2;
              dev = dev + ((txBuf[_pos + 1] >> 2) & 8'hff);
              addr = txBuf[_pos + 2] * 256 + (txBuf[_pos + 3] & 8'hff);
              cmd = (txBuf[_pos + 4] >> 4) & 8'h0f;
              len = (txBuf[_pos + 4] & 8'h0f) * 256 + (txBuf[_pos + 5] & 8'hff);
            end else begin
              addr_type = rxBuf[_pos + 1] & 8'h3;
              dev = (rxBuf[_pos] * 256) >> 2;
              dev = dev + ((rxBuf[_pos + 1] >> 2) & 8'hff);
              addr = rxBuf[_pos + 2] * 256 + (rxBuf[_pos + 3] & 8'hff);
              cmd = (rxBuf[_pos + 4] >> 4) & 8'h0f;
              len = (rxBuf[_pos + 4] & 8'h0f) * 256 + (rxBuf[_pos + 5] & 8'hff);
            end

            if (addr_type == 0)
              $fwrite(spidata_file, "// type:%3d dev:%3d addr:0x%04x cmd:0x%1x len:%3d", addr_type, dev, addr[15:0], cmd[3:0], len);
            else begin
              addr = dev * 65536 + addr;
              $fwrite(spidata_file, "// type:%3d addr:0x%08x cmd:0x%1x len:%3d", addr_type, addr, cmd[3:0], len);
            end
          end

          $fwrite(spidata_file, "\n{{ ");
          _pos = _pos + 6;
          for (integer _k = 0; _k < _len; _k++) begin
            if (scmd == 0) begin
              $fwrite(spidata_file, "%02h ", txBuf[_k + _pos]); 
            end else begin
              $fwrite(spidata_file, "%02h ", rxBuf[_k + _pos]); 
            end
            c_line = 0;
            if ((_k + 2)%16 == 0) begin
              $fwrite(spidata_file, "\n");
              c_line = 1;
            end
          end
          $fwrite(spidata_file, "}}\n");
          _pos = _pos + _len;

          for (integer _k = 0; _k < 2; _k++) begin
            if (scmd == 0) begin
              $fwrite(spidata_file, "%02h ", txBuf[_k + _pos]); 
            end else begin
              $fwrite(spidata_file, "%02h ", rxBuf[_k + _pos]);
            end
          end
          _pos = _pos + 2;
          $fwrite(spidata_file, "\n");
        end
      end else begin
        for (integer i=0; i<slength; i++) begin
          if (scmd == 0) begin
            $fwrite(spidata_file, "%02h ", txBuf[i + _pos]); 
          end else begin
            $fwrite(spidata_file, "%02h ", rxBuf[i + _pos]); 
          end
          c_line = 0;
          if ((i+1)%16 == 0) begin
            $fwrite(spidata_file, "\n");
            c_line = 1;
          end
        end
        
        if (c_line == 0) begin
          $fwrite(spidata_file, "\n");
        end
        c_line = 0;
      end
    end
  end

endtask

always @(posedge _reset_deactive) begin
  if (io_int_sig[0]) $fdisplay(spidata_file, "**MST  INT SETUP: %t", $realtime);
  if (io_int_sig[1]) $fdisplay(spidata_file, "**SLV0 INT SETUP: %t", $realtime);
  if (io_int_sig[2]) $fdisplay(spidata_file, "**SLV1 INT SETUP: %t", $realtime);
  if (io_int_sig[3]) $fdisplay(spidata_file, "**SLV2 INT SETUP: %t", $realtime);
  if (io_int_sig[4]) $fdisplay(spidata_file, "**SLV3 INT SETUP: %t", $realtime);
end

always @(posedge io_int_sig[0]) begin
  if (_reset_deactive == 1'b1)
    $fdisplay(spidata_file, "**MST  INT SETUP: %t", $realtime);
end

always @(posedge io_int_sig[1]) begin
  if (_reset_deactive == 1'b1)
    $fdisplay(spidata_file, "**SLV0 INT SETUP: %t", $realtime);
end

always @(posedge io_int_sig[2]) begin
  if (_reset_deactive == 1'b1)
    $fdisplay(spidata_file, "**SLV1 INT SETUP: %t", $realtime);
end

always @(posedge io_int_sig[3]) begin
  if (_reset_deactive == 1'b1)
    $fdisplay(spidata_file, "**SLV2 INT SETUP: %t", $realtime);
end

always @(posedge io_int_sig[4]) begin
  if (_reset_deactive == 1'b1)
    $fdisplay(spidata_file, "**SLV3 INT SETUP: %t", $realtime);
end

always @(negedge io_int_sig[0]) begin
  if (_reset_deactive == 1'b1)
    $fdisplay(spidata_file, "**MST  INT CLEAR: %t", $realtime);
end

always @(negedge io_int_sig[1]) begin
  if (_reset_deactive == 1'b1)
    $fdisplay(spidata_file, "**SLV0 INT CLEAR: %t", $realtime);
end

always @(negedge io_int_sig[2]) begin
  if (_reset_deactive == 1'b1)
    $fdisplay(spidata_file, "**SLV1 INT CLEAR: %t", $realtime);
end

always @(negedge io_int_sig[3]) begin
  if (_reset_deactive == 1'b1)
    $fdisplay(spidata_file, "**SLV2 INT CLEAR: %t", $realtime);
end

always @(negedge io_int_sig[4]) begin
  if (_reset_deactive == 1'b1)
    $fdisplay(spidata_file, "**SLV3 INT CLEAR: %t", $realtime);
end

//`define USING_IQSPI
//`define USING_OSPI
//`define USING_OQSPI
//`define USING_AQSPI

`ifdef USING_IQSPI
    `define INTERFACE_IDX       0//internal spi
    `define ARRAY_IDX_OFF       4//3
`endif

`ifdef USING_OSPI
    `define INTERFACE_IDX       (`ALL_DEV_NUM)//internal spi
    `define ARRAY_IDX_OFF       4//3
`endif

`ifdef USING_OQSPI
    `define INTERFACE_IDX       (`ALL_DEV_NUM * 2)//internal spi
    `define ARRAY_IDX_OFF       4//3
`endif

`ifdef USING_AQSPI
    `define INTERFACE_IDX       (`ALL_DEV_NUM * 3)//internal spi
    `define ARRAY_IDX_OFF       4
`endif

`define IF_IDX(idx)         ((`INTERFACE_IDX)+(idx))
`define IF_IQSPI(idx)       ((idx))
`define IF_OQSPI(idx)       ((`ALL_DEV_NUM * 2) + (idx))
`define IF_AQSPI(idx)       ((`ALL_DEV_NUM * 3) + (idx))
`define IF_OSPI(idx)        ((`ALL_DEV_NUM) + (idx))
`define SPI_WRITE           8'h00
`define SPI_READ            8'h80

`define MST_TX_TRIGGER(idx) (8'h1 + ((idx & 8'h3) * 8'h2) + ((idx & 8'h3) * 8'h8))
`define MST_RX0_ADDR        16'h0800
`define MST_TX0_ADDR        16'h1000
`define MST_RX1_ADDR        16'h1800
`define MST_TX1_ADDR        16'h2000
`define MST_RX2_ADDR        16'h2800
`define MST_TX2_ADDR        16'h3000
`define MST_RX3_ADDR        16'h3800
`define MST_TX3_ADDR        16'h4000
`define MST_RX0_LEN_ADDR    16'h0306
`define MST_TX0_LEN_ADDR    16'h0302
`define MST_RX1_LEN_ADDR    16'h030e
`define MST_TX1_LEN_ADDR    16'h030a
`define MST_RX2_LEN_ADDR    16'h0316
`define MST_TX2_LEN_ADDR    16'h0312
`define MST_RX3_LEN_ADDR    16'h031e
`define MST_TX3_LEN_ADDR    16'h031a  

`define MST_TX_TRG          (`MST_TX_TRIGGER(0))
`define MST_RX_ADDR         (`MST_RX0_ADDR)
`define MST_TX_ADDR         (`MST_TX0_ADDR)
`define MST_RX_LEN_ADDR     (`MST_RX0_LEN_ADDR)
`define MST_TX_LEN_ADDR     (`MST_TX0_LEN_ADDR)

`define BEGIN_TESTCASE(filename) \
  integer logh;\
  logh = $fopen(filename, "w")

`define END_TESTCASE(filename) \
  $fclose(logh)

`define SPI_TRANS(addr, cmd, len, iface) \
  if (cmd == (`SPI_WRITE)) begin \
    f_write(logh, addr, cmd, len);\
    for (integer _k = 0; _k < len; _k++) begin \
      $fwrite(logh, "8'h%02h ", txBuf[`ARRAY_IDX_OFF + _k]); \
    end \
    spi_trans(addr, cmd, len, iface); \
  end else begin \
    spi_trans(addr, cmd, len, iface); \
    f_write(logh, addr, cmd, len);\
    for (integer _k = 0; _k < len; _k++) begin \
      $fwrite(logh, "8'h%02h ", rxBuf[`ARRAY_IDX_OFF + _k]); \
    end \
  end \
  $fwrite(logh, "\n")


task f_write(input [31:0] logh, input [15:0] saddress, input [7:0] scmd, input [12:0] slength);
  begin
    $fwrite(logh, "16'h%04h 8'h%02h 16'h%04h ", saddress, scmd, slength);
  end
endtask

task wait_comm_finished(input [16:0] dev_idx);
    begin:WAIT_COMM_FINISHED_CODE
        real st;
        integer is_run;

        st = $realtime;
        is_run = 1;

        while (is_run == 1) begin
            txBuf[0] = 8'h00;
            txBuf[1] = 8'h74;
    `ifdef OLD_SPI_SUPPORT
            if (dev_idx >=(`ALL_DEV_NUM * 3)) begin
                txBuf[2] <= (`SPI_READ | 8'h0);
                txBuf[3] <= 8'h04;
                length = 8'h08;
                //$display("using AQspi");
            end else begin
                txBuf[2] <= `SPI_READ;
                length = 8'h07;
                //$display("using iqspi");
            end
    `else
            txBuf[2] <= (`SPI_READ | 8'h0);
            txBuf[3] <= 8'h04;
            length = 8'h08;
    `endif
            
            idx = dev_idx;

            #5
            @(negedge sck)
            isReq <= 1;
            @(posedge sck) #5
            isReq <= 0;

            @( negedge isBusy) #1000
            begin 
                
            end
            #2000
            //$display("%x %x", rxBuf[3], rxBuf[6]);
            if ((rxBuf[`ARRAY_IDX_OFF] & 8'h02) == 8'h02)
            begin
                is_run = 0;
            end
            if ((rxBuf[`ARRAY_IDX_OFF+3] & 8'h60) != 8'h00)
            begin
                $display("error occur");
                is_run = 0;
            end
            if (($realtime - st) >= 20000000.0)
            begin
                $display("comm timeout.");
                is_run = 0;
            end
        end
    end
endtask


initial begin

  #1000


  `include "tc_runlist.vh"

  #1000000
  $display("Testcase Finished! Time Out !!!");
  $fclose(spidata_file);
  //$stop;
  $finish;

end


endmodule