S5443_V3/sources_1/new/S5443_3Top.v

`timescale 1ns / 1ps
//////////////////////////////////////////////////////////////////////////////////
// Company: 
// Engineer: 
// 
// Create Date: 10/30/2023 11:24:31 AM
// Design Name: 
// Module Name: S5443_3Top
// Project Name: 
// Target Devices: 
// Tool Versions: 
// Description: 
// 
// Dependencies: 
// 
// Revision:
// Revision 0.01 - File Created
// Additional Comments:
// 
//////////////////////////////////////////////////////////////////////////////////


module S5443_3Top 
#(
    parameter CmdRegWidth = 32,
    parameter AddrRegWidth = 12,
    parameter STAGES = 3,
    parameter SpiNum = 7

)
(
    input Clk123_i,
    input [AddrRegWidth-2:0] SmcAddr_i,
    inout [CmdRegWidth/2-1:0] SmcData_io,
    
    input SmcAwe_i,
    input SmcAmsN_i,
	
    input SmcAre_i,
    input [1:0] SmcBe_i,
    input SmcAoe_i,
    input [SpiNum-1:0] Ld_i,

    output  Led_o,
   
    output  [SpiNum-1:0] Mosi0_o, 
    inout   [SpiNum-1:0] Mosi1_io,//inout: when RSPI mode, input; when QSPI mode output; 
    output  [SpiNum-1:0] Mosi2_o,
    output  [SpiNum-1:0] Mosi3_o,
    output  [SpiNum-1:0] Ss_o,
    output  [SpiNum-1:0] SsFlash_o,
    output  [SpiNum-1:0] Sck_o,
    output  [SpiNum-1:0] SpiRst_o,
    output  [SpiNum-1:0] SpiDir_o,
    output  LD_o

);

//================================================================================
//  REG/WIRE
//================================================================================
    wire clk80;
    wire [SpiNum-1:0]sckMuxed;
    wire [AddrRegWidth-1:0] addrExt;
    wire [SpiNum-1:0] ssMuxed; 
    wire [SpiNum-1:0]mosi0;
    wire [SpiNum-1:0]mosi1;
    wire [SpiNum-1:0]mosi2;
    wire [SpiNum-1:0]mosi3;
    wire [SpiNum-1:0] txEn;
    wire [SpiNum-1:0] spiTxEnSync;
    wire initRst;
    wire gclk;
    wire [0:7] baudRate [SpiNum-1:0];
    
    wire [0:31] txFifoCtrlReg [SpiNum-1:0];
    wire [0:31] rxFifoCtrlReg [SpiNum-1:0];
    
    
    
    
    
    //InitRst
    
    wire [SpiNum-1:0] initRstGen;
    wire rst80;

    //SPI0
    wire [CmdRegWidth-1:0] spi0Ctrl;
    wire [CmdRegWidth-1:0] spi0Clk;
    wire [CmdRegWidth-1:0] spi0CsDelay;
    wire [CmdRegWidth-1:0] spi0CsCtrl;
    wire [CmdRegWidth-1:0] spi0TxFifoCtrl;
    wire [CmdRegWidth-1:0] spi0RxFifoCtrl;
    wire [CmdRegWidth-1:0] spi0TxFifo;
    wire [CmdRegWidth-1:0] spi0RxFifo;
    wire [CmdRegWidth-1:0] spi0TxFifoCtrlReg;
    wire [CmdRegWidth-1:0] spi0RxFifoCtrlReg;
    
    wire [CmdRegWidth-1:0] spi0CtrlRR;
    wire [CmdRegWidth-1:0] spi0ClkRR;
    wire [CmdRegWidth-1:0] spi0CsDelayRR;
    wire [CmdRegWidth-1:0] spi0CsCtrlRR;
    wire [CmdRegWidth-1:0] spi0TxFifoCtrlRR;
    wire [CmdRegWidth-1:0] spi0RxFifoCtrlRR;
    
    //SPI1
    wire [CmdRegWidth-1:0] spi1Ctrl;
    wire [CmdRegWidth-1:0] spi1Clk;
    wire [CmdRegWidth-1:0] spi1CsDelay;
    wire [CmdRegWidth-1:0] spi1CsCtrl;
    wire [CmdRegWidth-1:0] spi1TxFifoCtrl;
    wire [CmdRegWidth-1:0] spi1RxFifoCtrl;
    wire [CmdRegWidth-1:0] spi1TxFifoCtrlReg;
    wire [CmdRegWidth-1:0] spi1RxFifoCtrlReg;

    wire [CmdRegWidth-1:0] spi1CtrlRR;
    wire [CmdRegWidth-1:0] spi1CsDelayRR;
    wire [CmdRegWidth-1:0] spi1CsCtrlRR;
    wire [CmdRegWidth-1:0] spi1TxFifoCtrlRR;
    wire [CmdRegWidth-1:0] spi1RxFifoCtrlRR;

    //SPI2
    wire [CmdRegWidth-1:0] spi2Ctrl;
    wire [CmdRegWidth-1:0] spi2Clk;
    wire [CmdRegWidth-1:0] spi2CsDelay;
    wire [CmdRegWidth-1:0] spi2CsCtrl;
    wire [CmdRegWidth-1:0] spi2TxFifoCtrl;
    wire [CmdRegWidth-1:0] spi2RxFifoCtrl;
    wire [CmdRegWidth-1:0] spi2TxFifoCtrlReg;
    wire [CmdRegWidth-1:0] spi2RxFifoCtrlReg;

    wire [CmdRegWidth-1:0] spi2CtrlRR;
    wire [CmdRegWidth-1:0] spi2CsDelayRR;
    wire [CmdRegWidth-1:0] spi2CsCtrlRR;
    wire [CmdRegWidth-1:0] spi2TxFifoCtrlRR;
    wire [CmdRegWidth-1:0] spi2RxFifoCtrlRR;

    //SPI3
    wire [CmdRegWidth-1:0] spi3Ctrl;
    wire [CmdRegWidth-1:0] spi3Clk;
    wire [CmdRegWidth-1:0] spi3CsDelay;
    wire [CmdRegWidth-1:0] spi3CsCtrl;
    wire [CmdRegWidth-1:0] spi3TxFifoCtrl;
    wire [CmdRegWidth-1:0] spi3RxFifoCtrl;
    wire [CmdRegWidth-1:0] spi3TxFifoCtrlReg;
    wire [CmdRegWidth-1:0] spi3RxFifoCtrlReg;

    wire [CmdRegWidth-1:0] spi3CtrlRR;
    wire [CmdRegWidth-1:0] spi3ClkRR;
    wire [CmdRegWidth-1:0] spi3CsDelayRR;
    wire [CmdRegWidth-1:0] spi3CsCtrlRR;
    wire [CmdRegWidth-1:0] spi3TxFifoCtrlRR;
    wire [CmdRegWidth-1:0] spi3RxFifoCtrlRR;

    //SPI4
    wire [CmdRegWidth-1:0] spi4Ctrl;
    wire [CmdRegWidth-1:0] spi4Clk;
    wire [CmdRegWidth-1:0] spi4CsDelay;
    wire [CmdRegWidth-1:0] spi4CsCtrl;
    wire [CmdRegWidth-1:0] spi4TxFifoCtrl;
    wire [CmdRegWidth-1:0] spi4RxFifoCtrl;
    wire [CmdRegWidth-1:0] spi4TxFifoCtrlReg;
    wire [CmdRegWidth-1:0] spi4RxFifoCtrlReg;

    wire [CmdRegWidth-1:0] spi4CtrlRR;
    wire [CmdRegWidth-1:0] spi4ClkRR;
    wire [CmdRegWidth-1:0] spi4CsDelayRR;
    wire [CmdRegWidth-1:0] spi4CsCtrlRR;
    wire [CmdRegWidth-1:0] spi4TxFifoCtrlRR;
    wire [CmdRegWidth-1:0] spi4RxFifoCtrlRR;
    
    //SPI5
    wire [CmdRegWidth-1:0] spi5Ctrl;
    wire [CmdRegWidth-1:0] spi5Clk;
    wire [CmdRegWidth-1:0] spi5CsDelay;
    wire [CmdRegWidth-1:0] spi5CsCtrl;
    wire [CmdRegWidth-1:0] spi5TxFifoCtrl;
    wire [CmdRegWidth-1:0] spi5RxFifoCtrl;
    wire [CmdRegWidth-1:0] spi5TxFifoCtrlReg;
    wire [CmdRegWidth-1:0] spi5RxFifoCtrlReg;

    wire [CmdRegWidth-1:0] spi5CtrlRR;
    wire [CmdRegWidth-1:0] spi5ClkRR;
    wire [CmdRegWidth-1:0] spi5CsDelayRR;
    wire [CmdRegWidth-1:0] spi5CsCtrlRR;
    wire [CmdRegWidth-1:0] spi5TxFifoCtrlRR;
    wire [CmdRegWidth-1:0] spi5RxFifoCtrlRR;

    //SPI6
    wire [CmdRegWidth-1:0] spi6Ctrl;
    wire [CmdRegWidth-1:0] spi6Clk;
    wire [CmdRegWidth-1:0] spi6CsDelay;
    wire [CmdRegWidth-1:0] spi6CsCtrl;
    wire [CmdRegWidth-1:0] spi6TxFifoCtrl;
    wire [CmdRegWidth-1:0] spi6RxFifoCtrl;
    wire [CmdRegWidth-1:0] spi6TxFifoCtrlReg;
    wire [CmdRegWidth-1:0] spi6RxFifoCtrlReg;

    wire [CmdRegWidth-1:0] spi6CtrlRR;
    wire [CmdRegWidth-1:0] spi6ClkRR;
    wire [CmdRegWidth-1:0] spi6CsDelayRR;
    wire [CmdRegWidth-1:0] spi6CsCtrlRR;
    wire [CmdRegWidth-1:0] spi6TxFifoCtrlRR;
    wire [CmdRegWidth-1:0] spi6RxFifoCtrlRR;

    
    
    wire [CmdRegWidth-1:0] spiTxRxEn;
    wire [CmdRegWidth-1:0] GPIOA;
    wire [CmdRegWidth-1:0] GPIOASync;
    
    
    wire	[AddrRegWidth-1:0]	toRegMapAddr;
    wire	[CmdRegWidth/2-1:0]	toRegMapData;
    wire	toRegMapVal;
    
    wire	[SpiNum-1:0]	toFifoVal;
    wire	[CmdRegWidth*SpiNum-1:0]	toFifoData;
    
    wire	[SpiNum-1:0]	toSpiVal;
    wire	[0:31]	toSpiData [SpiNum-1:0];
    
    wire [0:1] widthSel [SpiNum-1:0];
    wire [SpiNum-1:0] clockPol;
    wire [SpiNum-1:0] clockPhase;
    wire [SpiNum-1:0] endianSel;
    wire [SpiNum-1:0] selSt;
    wire [SpiNum-1:0] spiMode;
    
    
    wire [0:5] stopDelay [SpiNum-1:0];
    wire [SpiNum-1:0] leadx;
    wire [SpiNum-1:0] lag; 
    wire [SpiNum-1:0] fifoRxRst;
    wire [SpiNum-1:0] fifoTxRst;
    wire [SpiNum-1:0] fifoRxRstRdPtr;
    wire [SpiNum-1:0] fifoTxRstWrPtr;
    wire [0:7]  wordCntTx [SpiNum-1:0];
    wire [0:7]  wordCntRx [SpiNum-1:0];
    
    
    wire [SpiNum-1:0] chipSelFpga;
    wire [SpiNum-1:0] chipSelFlash;
    
    wire [SpiNum-1:0] assel;
    
    wire	[SpiNum-1:0]	spiClkBus;
    wire	[SpiNum-1:0]	spiSyncRst;
    wire	[AddrRegWidth-1:0]	smcAddr;
    wire	[CmdRegWidth/2-1:0]	smcData;
    wire	smcVal;
    //RxFifo 
    wire [0:31] dataToRxFifo [SpiNum-1:0];
    wire [0:7] addrToRxFifo [SpiNum-1:0];
    wire [SpiNum-1:0] valToRxFifo;
    wire [SpiNum-1:0] valToTxFifoRead;
    
    
    // SPI mode choice 
    wire [SpiNum-1:0] sckR; 
    wire [SpiNum-1:0] ssR;
    wire [SpiNum-1:0] mosi0R;
    wire [SpiNum-1:0] valReg;
    wire [SpiNum-1:0] valToTxR;
    wire [SpiNum-1:0] valToRxR;
    wire [0:31] dataToRxFifoR [SpiNum-1:0];
    
    
    wire [SpiNum-1:0] sckQ;
    wire [SpiNum-1:0] ssQ;
    wire [SpiNum-1:0] mosi0Q;
    wire [SpiNum-1:0] valToTxQ;
    wire [SpiNum-1:0] valToRxQ;
    wire [0:31] dataToRxFifoQ [SpiNum-1:0];
    wire [0:31] dataFromRxFifo [SpiNum-1:0];
    
    wire [CmdRegWidth/2-1:0] muxedData;
    
    wire smcValComb; 
    wire	[CmdRegWidth/2-1:0]	ansData;

    wire requestToFifo;

    wire [SpiNum-1: 0] emptyFlagTx;

    wire [SpiNum-1:0] spiEn;

    wire [SpiNum-1:0] ldReg;


    reg [SpiNum-1:0] ssReg;
    reg [SpiNum-1:0] ssFlashReg;

    //================================================================================
    //  ASSIGNMENTS
    //================================================================================
    assign addrExt = {SmcAddr_i, 1'b0};
    assign smcValComb = (!SmcAmsN_i && !SmcAwe_i) ? 1'b1 : 1'b0;
    assign txEn = spiTxRxEn[6:0];
    assign Mosi1_io[0] =(SpiDir_o[0])?mosi1[0]:1'bz;
    assign Mosi1_io[1] =(SpiDir_o[1])?mosi1[1]:1'bz;
    assign Mosi1_io[2] =(SpiDir_o[2])?mosi1[2]:1'bz;
    assign Mosi1_io[3] =(SpiDir_o[3])?mosi1[3]:1'bz;
    assign Mosi1_io[4] =(SpiDir_o[4])?mosi1[4]:1'bz;
    assign Mosi1_io[5] =(SpiDir_o[5])?mosi1[5]:1'bz;
    assign Mosi1_io[6] =(SpiDir_o[6])?mosi1[6]:1'bz;
    assign Mosi2_o = mosi2;
    assign Mosi3_o = mosi3;

    assign Ss_o[0] = (assel[0]) ? (chipSelFpga[0] ? ssMuxed[0] : 1'b1) : chipSelFpga[0];
    assign Ss_o[1] = (assel[1]) ? (chipSelFpga[1] ? ssMuxed[1] : 1'b1) : chipSelFpga[1];
    assign Ss_o[2] = (assel[2]) ? (chipSelFpga[2] ? ssMuxed[2] : 1'b1) : chipSelFpga[2];
    assign Ss_o[3] = (assel[3]) ? (chipSelFpga[3] ? ssMuxed[3] : 1'b1) : chipSelFpga[3];
    assign Ss_o[4] = (assel[4]) ? (chipSelFpga[4] ? ssMuxed[4] : 1'b1) : chipSelFpga[4];
    assign Ss_o[5] = (assel[5]) ? (chipSelFpga[5] ? ssMuxed[5] : 1'b1) : chipSelFpga[5];
    assign Ss_o[6] = (assel[6]) ? (chipSelFpga[6] ? ssMuxed[6] : 1'b1) : chipSelFpga[6];

    assign SsFlash_o[0] = (assel[0]) ? (chipSelFlash[0] ? ssMuxed[0] : 1'b1) : chipSelFlash[0];
    assign SsFlash_o[1] = (assel[1]) ? (chipSelFlash[1] ? ssMuxed[1] : 1'b1) : chipSelFlash[1];
    assign SsFlash_o[2] = (assel[2]) ? (chipSelFlash[2] ? ssMuxed[2] : 1'b1) : chipSelFlash[2];
    assign SsFlash_o[3] = (assel[3]) ? (chipSelFlash[3] ? ssMuxed[3] : 1'b1) : chipSelFlash[3];
    assign SsFlash_o[4] = (assel[4]) ? (chipSelFlash[4] ? ssMuxed[4] : 1'b1) : chipSelFlash[4];
    assign SsFlash_o[5] = (assel[5]) ? (chipSelFlash[5] ? ssMuxed[5] : 1'b1) : chipSelFlash[5];
    assign SsFlash_o[6] = (assel[6]) ? (chipSelFlash[6] ? ssMuxed[6] : 1'b1) : chipSelFlash[6];

    assign Sck_o = sckMuxed;

    assign widthSel[0] = spi0CtrlRR[6:5];
    assign widthSel[1] = spi1CtrlRR[6:5];
    assign widthSel[2] = spi2CtrlRR[6:5];
    assign widthSel[3] = spi3CtrlRR[6:5];
    assign widthSel[4] = spi4CtrlRR[6:5];
    assign widthSel[5] = spi5CtrlRR[6:5];
    assign widthSel[6] = spi6CtrlRR[6:5];

    assign spiEn[0] = spi0CtrlRR[0];
    assign spiEn[1] = spi1CtrlRR[0];
    assign spiEn[2] = spi2CtrlRR[0];
    assign spiEn[3] = spi3CtrlRR[0];
    assign spiEn[4] = spi4CtrlRR[0];
    assign spiEn[5] = spi5CtrlRR[0];
    assign spiEn[6] = spi6CtrlRR[0];
    
    assign spiMode[0] = spi0CtrlRR[7];
    assign spiMode[1] = spi1CtrlRR[7];
    assign spiMode[2] = spi2CtrlRR[7];
    assign spiMode[3] = spi3CtrlRR[7];
    assign spiMode[4] = spi4CtrlRR[7];
    assign spiMode[5] = spi5CtrlRR[7];
    assign spiMode[6] = spi6CtrlRR[7];
    
    assign clockPol[0] = spi0CtrlRR[2];
    assign clockPol[1] = spi1CtrlRR[2];
    assign clockPol[2] = spi2CtrlRR[2];
    assign clockPol[3] = spi3CtrlRR[2];
    assign clockPol[4] = spi4CtrlRR[2];
    assign clockPol[5] = spi5CtrlRR[2];
    assign clockPol[6] = spi6CtrlRR[2];
    
    assign clockPhase[0] = spi0CtrlRR[1];
    assign clockPhase[1] = spi1CtrlRR[1];
    assign clockPhase[2] = spi2CtrlRR[1];
    assign clockPhase[3] = spi3CtrlRR[1];
    assign clockPhase[4] = spi4CtrlRR[1];
    assign clockPhase[5] = spi5CtrlRR[1];
    assign clockPhase[6] = spi6CtrlRR[1];
    
    assign endianSel[0] = spi0CtrlRR[8];
    assign endianSel[1] = spi1CtrlRR[8];
    assign endianSel[2] = spi2CtrlRR[8];
    assign endianSel[3] = spi3CtrlRR[8];
    assign endianSel[4] = spi4CtrlRR[8];
    assign endianSel[5] = spi5CtrlRR[8];
    assign endianSel[6] = spi6CtrlRR[8];
    
    assign selSt[0] = spi0CtrlRR[4];
    assign selSt[1] = spi1CtrlRR[4];
    assign selSt[2] = spi2CtrlRR[4];
    assign selSt[3] = spi3CtrlRR[4];
    assign selSt[4] = spi4CtrlRR[4];
    assign selSt[5] = spi5CtrlRR[4];
    assign selSt[6] = spi6CtrlRR[4];
    
    assign assel[0] = spi0CtrlRR[3];
    assign assel[1] = spi1CtrlRR[3];
    assign assel[2] = spi2CtrlRR[3];
    assign assel[3] = spi3CtrlRR[3];
    assign assel[4] = spi4CtrlRR[3];
    assign assel[5] = spi5CtrlRR[3];
    assign assel[6] = spi6CtrlRR[3];
    
    assign stopDelay[0] = spi0CsDelayRR[7:2];
    assign stopDelay[1] = spi1CsDelayRR[7:2];
    assign stopDelay[2] = spi2CsDelayRR[7:2];
    assign stopDelay[3] = spi3CsDelayRR[7:2];
    assign stopDelay[4] = spi4CsDelayRR[7:2];
    assign stopDelay[5] = spi5CsDelayRR[7:2];
    assign stopDelay[6] = spi6CsDelayRR[7:2];
    
    assign leadx[0] = spi0CsDelayRR[1];
    assign leadx[1] = spi1CsDelayRR[1];
    assign leadx[2] = spi2CsDelayRR[1];
    assign leadx[3] = spi3CsDelayRR[1];
    assign leadx[4] = spi4CsDelayRR[1];
    assign leadx[5] = spi5CsDelayRR[1];
    assign leadx[6] = spi6CsDelayRR[1];
    
    assign lag[0] = spi0CsDelayRR[0];
    assign lag[1] = spi1CsDelayRR[0];
    assign lag[2] = spi2CsDelayRR[0];
    assign lag[3] = spi3CsDelayRR[0];
    assign lag[4] = spi4CsDelayRR[0];
    assign lag[5] = spi5CsDelayRR[0];
    assign lag[6] = spi6CsDelayRR[0];
    
    assign baudRate[0] = spi0Clk[7:0];
    assign baudRate[1] = spi1Clk[7:0];
    assign baudRate[2] = spi2Clk[7:0];
    assign baudRate[3] = spi3Clk[7:0];
    assign baudRate[4] = spi4Clk[7:0];
    assign baudRate[5] = spi5Clk[7:0];
    assign baudRate[6] = spi6Clk[7:0];
    
    assign SpiRst_o[0] = GPIOA[0];
    assign SpiRst_o[1] = GPIOA[1];
    assign SpiRst_o[2] = GPIOA[2];
    assign SpiRst_o[3] = GPIOA[3];
    assign SpiRst_o[4] = GPIOA[4];
    assign SpiRst_o[5] = GPIOA[5];
    assign SpiRst_o[6] = GPIOA[6];
    
    assign fifoRxRstRdPtr[0] = spi0RxFifoCtrl[0];
    assign fifoRxRstRdPtr[1] = spi1RxFifoCtrl[0];
    assign fifoRxRstRdPtr[2] = spi2RxFifoCtrl[0];
    assign fifoRxRstRdPtr[3] = spi3RxFifoCtrl[0];
    assign fifoRxRstRdPtr[4] = spi4RxFifoCtrl[0];
    assign fifoRxRstRdPtr[5] = spi5RxFifoCtrl[0];
    assign fifoRxRstRdPtr[6] = spi6RxFifoCtrl[0];
    
    assign fifoRxRst[0] = spi0RxFifoCtrlRR[0];
    assign fifoRxRst[1] = spi1RxFifoCtrlRR[0];
    assign fifoRxRst[2] = spi2RxFifoCtrlRR[0];
    assign fifoRxRst[3] = spi3RxFifoCtrlRR[0];
    assign fifoRxRst[4] = spi4RxFifoCtrlRR[0];
    assign fifoRxRst[5] = spi5RxFifoCtrlRR[0];
    assign fifoRxRst[6] = spi6RxFifoCtrlRR[0];
    
    assign fifoTxRstWrPtr[0] = spi0TxFifoCtrl[0];
    assign fifoTxRstWrPtr[1] = spi1TxFifoCtrl[0];
    assign fifoTxRstWrPtr[2] = spi2TxFifoCtrl[0];
    assign fifoTxRstWrPtr[3] = spi3TxFifoCtrl[0];
    assign fifoTxRstWrPtr[4] = spi4TxFifoCtrl[0];
    assign fifoTxRstWrPtr[5] = spi5TxFifoCtrl[0];
    assign fifoTxRstWrPtr[6] = spi6TxFifoCtrl[0];
    
    assign fifoTxRst[0] = spi0TxFifoCtrlRR[0];
    assign fifoTxRst[1] = spi1TxFifoCtrlRR[0];
    assign fifoTxRst[2] = spi2TxFifoCtrlRR[0];
    assign fifoTxRst[3] = spi3TxFifoCtrlRR[0];
    assign fifoTxRst[4] = spi4TxFifoCtrlRR[0];
    assign fifoTxRst[5] = spi5TxFifoCtrlRR[0];
    assign fifoTxRst[6] = spi6TxFifoCtrlRR[0];
    
    assign LD_o = ldReg[0]&ldReg[1]&ldReg[2]&ldReg[3]&ldReg[4]&ldReg[5]&ldReg[6];
    
    assign wordCntRx[0] = spi0RxFifoCtrlRR[15:8];
    assign wordCntRx[1] = spi1RxFifoCtrlRR[15:8];
    assign wordCntRx[2] = spi2RxFifoCtrlRR[15:8];
    assign wordCntRx[3] = spi3RxFifoCtrlRR[15:8];
    assign wordCntRx[4] = spi4RxFifoCtrlRR[15:8];
    assign wordCntRx[5] = spi5RxFifoCtrlRR[15:8];
    assign wordCntRx[6] = spi6RxFifoCtrlRR[15:8];
    
    assign wordCntTx[0] = spi0TxFifoCtrlRR[15:8];
    assign wordCntTx[1] = spi1TxFifoCtrlRR[15:8];
    assign wordCntTx[2] = spi2TxFifoCtrlRR[15:8];
    assign wordCntTx[3] = spi3TxFifoCtrlRR[15:8];
    assign wordCntTx[4] = spi4TxFifoCtrlRR[15:8];
    assign wordCntTx[5] = spi5TxFifoCtrlRR[15:8];
    assign wordCntTx[6] = spi6TxFifoCtrlRR[15:8];
    
    assign chipSelFpga[0] = spi0CsCtrlRR[0];
    assign chipSelFpga[1] = spi1CsCtrlRR[0];
    assign chipSelFpga[2] = spi2CsCtrlRR[0];
    assign chipSelFpga[3] = spi3CsCtrlRR[0];
    assign chipSelFpga[4] = spi4CsCtrlRR[0];
    assign chipSelFpga[5] = spi5CsCtrlRR[0];
    assign chipSelFpga[6] = spi6CsCtrlRR[0];
    
    assign chipSelFlash[0] = spi0CsCtrlRR[1];
    assign chipSelFlash[1] = spi1CsCtrlRR[1];
    assign chipSelFlash[2] = spi2CsCtrlRR[1];
    assign chipSelFlash[3] = spi3CsCtrlRR[1];
    assign chipSelFlash[4] = spi4CsCtrlRR[1];
    assign chipSelFlash[5] = spi5CsCtrlRR[1];
    assign chipSelFlash[6] = spi6CsCtrlRR[1];
    
    assign ssMuxed[0] = (spiMode[0])? ssQ[0]:ssR[0];
    assign ssMuxed[1] = (spiMode[1])? ssQ[1]:ssR[1];
    assign ssMuxed[2] = (spiMode[2])? ssQ[2]:ssR[2];
    assign ssMuxed[3] = (spiMode[3])? ssQ[3]:ssR[3];
    assign ssMuxed[4] = (spiMode[4])? ssQ[4]:ssR[4];
    assign ssMuxed[5] = (spiMode[5])? ssQ[5]:ssR[5];
    assign ssMuxed[6] = (spiMode[6])? ssQ[6]:ssR[6];
    
    assign SpiDir_o[0] = (spiMode[0])? 1'b1 : 1'b0 ;
    assign SpiDir_o[1] = (spiMode[1])? 1'b1 : 1'b0 ;
    assign SpiDir_o[2] = (spiMode[2])? 1'b1 : 1'b0 ;
    assign SpiDir_o[3] = (spiMode[3])? 1'b1 : 1'b0 ;
    assign SpiDir_o[4] = (spiMode[4])? 1'b1 : 1'b0 ;
    assign SpiDir_o[5] = (spiMode[5])? 1'b1 : 1'b0 ;
    assign SpiDir_o[6] = (spiMode[6])? 1'b1 : 1'b0 ;
    
    assign sckMuxed[0] =  (spiMode[0])?sckQ[0]:sckR[0];
    assign sckMuxed[1] =  (spiMode[1])?sckQ[1]:sckR[1];
    assign sckMuxed[2] =  (spiMode[2])?sckQ[2]:sckR[2];
    assign sckMuxed[3] =  (spiMode[3])?sckQ[3]:sckR[3];
    assign sckMuxed[4] =  (spiMode[4])?sckQ[4]:sckR[4];
    assign sckMuxed[5] =  (spiMode[5])?sckQ[5]:sckR[5];
    assign sckMuxed[6] =  (spiMode[6])?sckQ[6]:sckR[6];
    
    assign mosi0[0] =  (spiMode[0])?mosi0Q[0]:mosi0R[0];
    assign mosi0[1] =  (spiMode[1])?mosi0Q[1]:mosi0R[1];
    assign mosi0[2] =  (spiMode[2])?mosi0Q[2]:mosi0R[2];
    assign mosi0[3] =  (spiMode[3])?mosi0Q[3]:mosi0R[3];
    assign mosi0[4] =  (spiMode[4])?mosi0Q[4]:mosi0R[4];
    assign mosi0[5] =  (spiMode[5])?mosi0Q[5]:mosi0R[5];
    assign mosi0[6] =  (spiMode[6])?mosi0Q[6]:mosi0R[6];
    
    assign Mosi0_o = mosi0;
    
    assign valToTxFifoRead[0] =  (spiMode[0])?valToTxQ[0]:valToTxR[0];
    assign valToTxFifoRead[1] =  (spiMode[1])?valToTxQ[1]:valToTxR[1];
    assign valToTxFifoRead[2] =  (spiMode[2])?valToTxQ[2]:valToTxR[2];
    assign valToTxFifoRead[3] =  (spiMode[3])?valToTxQ[3]:valToTxR[3];
    assign valToTxFifoRead[4] =  (spiMode[4])?valToTxQ[4]:valToTxR[4];
    assign valToTxFifoRead[5] =  (spiMode[5])?valToTxQ[5]:valToTxR[5];
    assign valToTxFifoRead[6] =  (spiMode[6])?valToTxQ[6]:valToTxR[6];
    
    assign valToRxFifo[0] = valToRxR[0];
    assign valToRxFifo[1] = valToRxR[1];
    assign valToRxFifo[2] = valToRxR[2];
    assign valToRxFifo[3] = valToRxR[3];
    assign valToRxFifo[4] = valToRxR[4];
    assign valToRxFifo[5] = valToRxR[5];
    assign valToRxFifo[6] = valToRxR[6];
    
    assign dataToRxFifo[0] = dataToRxFifoR[0];
    assign dataToRxFifo[1] = dataToRxFifoR[1];
    assign dataToRxFifo[2] = dataToRxFifoR[2];
    assign dataToRxFifo[3] = dataToRxFifoR[3];
    assign dataToRxFifo[4] = dataToRxFifoR[4];
    assign dataToRxFifo[5] = dataToRxFifoR[5];
    assign dataToRxFifo[6] = dataToRxFifoR[6];
    
    assign spi0TxFifoCtrlReg = txFifoCtrlReg[0];
    assign spi1TxFifoCtrlReg = txFifoCtrlReg[1];
    assign spi2TxFifoCtrlReg = txFifoCtrlReg[2];
    assign spi3TxFifoCtrlReg = txFifoCtrlReg[3];
    assign spi4TxFifoCtrlReg = txFifoCtrlReg[4];
    assign spi5TxFifoCtrlReg = txFifoCtrlReg[5];
    assign spi6TxFifoCtrlReg = txFifoCtrlReg[6];
    
    assign spi0RxFifoCtrlReg = rxFifoCtrlReg[0];
    assign spi1RxFifoCtrlReg = rxFifoCtrlReg[1];
    assign spi2RxFifoCtrlReg = rxFifoCtrlReg[2];
    assign spi3RxFifoCtrlReg = rxFifoCtrlReg[3];
    assign spi4RxFifoCtrlReg = rxFifoCtrlReg[4];
    assign spi5RxFifoCtrlReg = rxFifoCtrlReg[5];
    assign spi6RxFifoCtrlReg = rxFifoCtrlReg[6];
    
    assign	SmcData_io	=	(!SmcAre_i && !SmcAoe_i)?muxedData:16'bz;
    
    //================================================================================
    //  CODING
    //================================================================================	
    
    DataOutMux DataOutMuxer
    (
        .Clk_i(gclk),
        .Addr_i(addrExt),
        .ToRegMapAddr_i(toRegMapAddr),
        .RequestToFifo_i(requestToFifo),
        .FifoRxRst_i(fifoRxRstRdPtr[0]),
        .DataFromRegMap_i(ansData),
        .SmcAre_i(SmcAre_i),
        .DataFromRxFifo1_i(dataFromRxFifo[0]),
        .DataFromRxFifo2_i(dataFromRxFifo[1]),
        .DataFromRxFifo3_i(dataFromRxFifo[2]),
        .DataFromRxFifo4_i(dataFromRxFifo[3]),
        .DataFromRxFifo5_i(dataFromRxFifo[4]),
        .DataFromRxFifo6_i(dataFromRxFifo[5]),
        .DataFromRxFifo7_i(dataFromRxFifo[6]),
        .AnsData_o (muxedData)
        
    );
    
    BUFG BUFG_inst (
       .O(gclk), // 1-bit output: Clock output
       .I(Clk123_i)  // 1-bit input: Clock input
    );
    
    DataMuxer DataMuxer
    (
        .Clk_i(gclk),
        .Rst_i(initRst),
    
    	.SmcVal_i(smcValComb),
    	.SmcData_i(SmcData_io),
        .SmcAddr_i(addrExt),
        .RequestToFifo_o(requestToFifo),
    	.ToRegMapVal_o(toRegMapVal),
    	.ToRegMapData_o(toRegMapData),
        .ToRegMapAddr_o(toRegMapAddr),
    
    	.ToFifoVal_o(toFifoVal),
    	.ToFifoData_o(toFifoData)
    
    );
    
    CDC #(

        .WIDTH(CmdRegWidth),
        .STAGES(STAGES)

    ) synchronizer(
        .ClkFast_i(gclk),
        .ClkSlow_i(spiClkBus),

        .Spi0Ctrl_i(spi0Ctrl),
        .Spi0CsCtrl_i(spi0CsCtrl),
        .Spi0CsDelay_i(spi0CsDelay),
        .Spi0TxFifoCtrl_i(spi0TxFifoCtrl),
        .Spi0RxFifoCtrl_i(spi0RxFifoCtrl),

        .Spi1Ctrl_i(spi1Ctrl),
        .Spi1CsCtrl_i(spi1CsCtrl),
        .Spi1CsDelay_i(spi1CsDelay),
        .Spi1TxFifoCtrl_i(spi1TxFifoCtrl),
        .Spi1RxFifoCtrl_i(spi1RxFifoCtrl),

        .Spi2Ctrl_i(spi2Ctrl),
        .Spi2CsCtrl_i(spi2CsCtrl),
        .Spi2CsDelay_i(spi2CsDelay),
        .Spi2TxFifoCtrl_i(spi2TxFifoCtrl),
        .Spi2RxFifoCtrl_i(spi2RxFifoCtrl),

        .Spi3Ctrl_i(spi3Ctrl),
        .Spi3CsCtrl_i(spi3CsCtrl),
        .Spi3CsDelay_i(spi3CsDelay),
        .Spi3TxFifoCtrl_i(spi3TxFifoCtrl),
        .Spi3RxFifoCtrl_i(spi3RxFifoCtrl),

        .Spi4Ctrl_i(spi4Ctrl),
        .Spi4CsCtrl_i(spi4CsCtrl),
        .Spi4CsDelay_i(spi4CsDelay),
        .Spi4TxFifoCtrl_i(spi4TxFifoCtrl),
        .Spi4RxFifoCtrl_i(spi4RxFifoCtrl),

        .Spi5Ctrl_i(spi5Ctrl),
        .Spi5CsCtrl_i(spi5CsCtrl),
        .Spi5CsDelay_i(spi5CsDelay),
        .Spi5TxFifoCtrl_i(spi5TxFifoCtrl),
        .Spi5RxFifoCtrl_i(spi5RxFifoCtrl),

        .Spi6Ctrl_i(spi6Ctrl),
        .Spi6CsCtrl_i(spi6CsCtrl),
        .Spi6CsDelay_i(spi6CsDelay),
        .Spi6TxFifoCtrl_i(spi6TxFifoCtrl),
        .Spi6RxFifoCtrl_i(spi6RxFifoCtrl),

        .Spi0Ctrl_o(spi0CtrlRR),
        .Spi0CsCtrl_o(spi0CsCtrlRR),
        .Spi0CsDelay_o(spi0CsDelayRR),
        .Spi0TxFifoCtrl_o(spi0TxFifoCtrlRR),
        .Spi0RxFifoCtrl_o(spi0RxFifoCtrlRR),

        .Spi1Ctrl_o(spi1CtrlRR),
        .Spi1CsCtrl_o(spi1CsCtrlRR),
        .Spi1CsDelay_o(spi1CsDelayRR),
        .Spi1TxFifoCtrl_o(spi1TxFifoCtrlRR),
        .Spi1RxFifoCtrl_o(spi1RxFifoCtrlRR),

        .Spi2Ctrl_o(spi2CtrlRR),
        .Spi2CsCtrl_o(spi2CsCtrlRR),
        .Spi2CsDelay_o(spi2CsDelayRR),
        .Spi2TxFifoCtrl_o(spi2TxFifoCtrlRR),
        .Spi2RxFifoCtrl_o(spi2RxFifoCtrlRR),

        .Spi3Ctrl_o(spi3CtrlRR),
        .Spi3CsCtrl_o(spi3CsCtrlRR),
        .Spi3CsDelay_o(spi3CsDelayRR),
        .Spi3TxFifoCtrl_o(spi3TxFifoCtrlRR),
        .Spi3RxFifoCtrl_o(spi3RxFifoCtrlRR),

        .Spi4Ctrl_o(spi4CtrlRR),
        .Spi4CsCtrl_o(spi4CsCtrlRR),
        .Spi4CsDelay_o(spi4CsDelayRR),
        .Spi4TxFifoCtrl_o(spi4TxFifoCtrlRR),
        .Spi4RxFifoCtrl_o(spi4RxFifoCtrlRR),

        .Spi5Ctrl_o(spi5CtrlRR),
        .Spi5CsCtrl_o(spi5CsCtrlRR),
        .Spi5CsDelay_o(spi5CsDelayRR),
        .Spi5TxFifoCtrl_o(spi5TxFifoCtrlRR),
        .Spi5RxFifoCtrl_o(spi5RxFifoCtrlRR),

        .Spi6Ctrl_o(spi6CtrlRR),
        .Spi6CsCtrl_o(spi6CsCtrlRR),
        .Spi6CsDelay_o(spi6CsDelayRR),
        .Spi6TxFifoCtrl_o(spi6TxFifoCtrlRR),
        .Spi6RxFifoCtrl_o(spi6RxFifoCtrlRR)

    );

    RegMap 
    #(
        .CmdRegWidth(32),
        .AddrRegWidth(12)
    )
    RegMap_inst 
    (
        .Clk_i(gclk),
        .Rst_i(initRst),
        .Data_i(toRegMapData),
        .Addr_i(toRegMapAddr),
        .Val_i(toRegMapVal),
        .SmcBe_i(SmcBe_i),

        .TxFifoCtrlReg0_i(spi0TxFifoCtrlReg),
        .TxFifoCtrlReg1_i(spi1TxFifoCtrlReg),
        .TxFifoCtrlReg2_i(spi2TxFifoCtrlReg),
        .TxFifoCtrlReg3_i(spi3TxFifoCtrlReg),
        .TxFifoCtrlReg4_i(spi4TxFifoCtrlReg),
        .TxFifoCtrlReg5_i(spi5TxFifoCtrlReg),
        .TxFifoCtrlReg6_i(spi6TxFifoCtrlReg),
        .RxFifoCtrlReg0_i(spi0RxFifoCtrlReg),
        .RxFifoCtrlReg1_i(spi1RxFifoCtrlReg),
        .RxFifoCtrlReg2_i(spi2RxFifoCtrlReg),
        .RxFifoCtrlReg3_i(spi3RxFifoCtrlReg),
        .RxFifoCtrlReg4_i(spi4RxFifoCtrlReg),
        .RxFifoCtrlReg5_i(spi5RxFifoCtrlReg),
        .RxFifoCtrlReg6_i(spi6RxFifoCtrlReg),

        .LdReg_i(ldReg),

        //Spi0
        .Spi0CtrlReg_o(spi0Ctrl),
        .Spi0ClkReg_o(spi0Clk),
        .Spi0CsDelayReg_o(spi0CsDelay),
        .Spi0CsCtrlReg_o(spi0CsCtrl),
        .Spi0TxFifoCtrlReg_o(spi0TxFifoCtrl),
        .Spi0RxFifoCtrlReg_o(spi0RxFifoCtrl),
        //Spi1
        .Spi1CtrlReg_o(spi1Ctrl),
        .Spi1ClkReg_o(spi1Clk),
        .Spi1CsDelayReg_o(spi1CsDelay),
        .Spi1CsCtrlReg_o(spi1CsCtrl),
        .Spi1TxFifoCtrlReg_o(spi1TxFifoCtrl),
        .Spi1RxFifoCtrlReg_o(spi1RxFifoCtrl),
        //Spi2
        .Spi2CtrlReg_o(spi2Ctrl),
        .Spi2ClkReg_o(spi2Clk),
        .Spi2CsDelayReg_o(spi2CsDelay),
        .Spi2CsCtrlReg_o(spi2CsCtrl),
        .Spi2TxFifoCtrlReg_o(spi2TxFifoCtrl),
        .Spi2RxFifoCtrlReg_o(spi2RxFifoCtrl),
        //Spi3
        .Spi3CtrlReg_o(spi3Ctrl),
        .Spi3ClkReg_o(spi3Clk),
        .Spi3CsDelayReg_o(spi3CsDelay),
        .Spi3CsCtrlReg_o(spi3CsCtrl),
        .Spi3TxFifoCtrlReg_o(spi3TxFifoCtrl),
        .Spi3RxFifoCtrlReg_o(spi3RxFifoCtrl),
        //Spi4
        .Spi4CtrlReg_o(spi4Ctrl),
        .Spi4ClkReg_o(spi4Clk),
        .Spi4CsDelayReg_o(spi4CsDelay),
        .Spi4CsCtrlReg_o(spi4CsCtrl),
        .Spi4TxFifoCtrlReg_o(spi4TxFifoCtrl),
        .Spi4RxFifoCtrlReg_o(spi4RxFifoCtrl),
        //Spi5
        .Spi5CtrlReg_o(spi5Ctrl),
        .Spi5ClkReg_o(spi5Clk),
        .Spi5CsDelayReg_o(spi5CsDelay),
        .Spi5CsCtrlReg_o(spi5CsCtrl),
        .Spi5TxFifoCtrlReg_o(spi5TxFifoCtrl),
        .Spi5RxFifoCtrlReg_o(spi5RxFifoCtrl),
        //Spi6
        .Spi6CtrlReg_o(spi6Ctrl),
        .Spi6ClkReg_o(spi6Clk),
        .Spi6CsDelayReg_o(spi6CsDelay),
        .Spi6CsCtrlReg_o(spi6CsCtrl),
        .Spi6TxFifoCtrlReg_o(spi6TxFifoCtrl),
        .Spi6RxFifoCtrlReg_o(spi6RxFifoCtrl),
        .SpiTxRxEnReg_o(spiTxRxEn),
        .GPIOAReg_o(GPIOA),

        .Led_o(Led_o),
        .AnsDataReg_o(ansData)

    );
    
    MmcmWrapper #(
        .SpiNum(SpiNum),
        .STAGES(STAGES) 

    ) MainMmcm
    (
    	.Clk_i(gclk),
    	.Rst_i(initRst),
        .Rst80_i(rst80),
        .BaudRate0_i(baudRate[0]),
        .BaudRate1_i(baudRate[1]),
        .BaudRate2_i(baudRate[2]),
        .BaudRate3_i(baudRate[3]),
        .BaudRate4_i(baudRate[4]),
        .BaudRate5_i(baudRate[5]),
        .BaudRate6_i(baudRate[6]),
        .Clk80_o(clk80),
    	.SpiClk_o(spiClkBus)
    );
     
    genvar i;
    
    generate
        for  (i = 0; i < SpiNum; i = i + 1) begin: SpiGen

            InitRst InitRst_inst 
            (
                .clk_i(spiClkBus[i]),
                .signal_o(initRstGen[i])
            );

            xpm_cdc_single #(
                .DEST_SYNC_FF(3),
                .INIT_SYNC_FF(0),
                .SIM_ASSERT_CHK(0),
                .SRC_INPUT_REG(1)
            )
            xpm_cdc_single_inst(
                .dest_out(ldReg[i]),

                .dest_clk(gclk),
                .src_clk(spiClkBus[i]),
                .src_in(Ld_i[i])
            );

            Sync1bit#(
                .WIDTH(1),
                .STAGES(STAGES)

            )
            Sync1bit_inst(
                .ClkFast_i(gclk),
                .ClkSlow_i(spiClkBus[i]),
                .TxEn_i(txEn[i]),
                .RstReg_i(GPIOA[i]),
                .TxEn_o(spiTxEnSync[i]),
                .RstReg_o(GPIOASync[i])

            );
            
    		DataFifoWrapper #(
                .STAGES(STAGES)
                
            )DataFifoWrapper
    		(
    			.WrClk_i(gclk),
    			.RdClk_i(spiClkBus[i]),
        
    			.FifoRxRst_i(fifoRxRst[i]),
                .FifoTxRst_i(fifoTxRst[i]),
                .FifoRxRstRdPtr_i(fifoRxRstRdPtr[i]),
                .FifoTxRstWrPtr_i(fifoTxRstWrPtr[i]),

                .SmcAre_i(SmcAre_i),
                .SmcAwe_i(SmcAwe_i),
                .SmcAddr_i(addrExt),
    			.ToFifoVal_i(toFifoVal[i]),
                .ToFifoRxData_i(dataToRxFifo[i]),
                .ToFifoRxWriteVal_i(valToRxFifo[i]),
                .ToFifoTxReadVal_i(valToTxFifoRead[i]),
    			.ToFifoData_i(toFifoData[32*i+:32]),

    			.TxFifoCtrlReg_o(txFifoCtrlReg[i]),
                .RxFifoCtrlReg_o(rxFifoCtrlReg[i]),
                .EmptyFlagTx_o(emptyFlagTx[i]),
                .DataFromRxFifo_o(dataFromRxFifo[i]),
    			.ToSpiData_o(toSpiData[i])
    		);
    
            SPIm SPIm_inst (
                .Clk_i(spiClkBus[i]),
                .Start_i(spiTxEnSync[i]),
                .Rst_i(initRstGen[i]| spiMode[i] | !spiEn[i]),
                .EmptyFlag_i(emptyFlagTx[i]),
                .SpiData_i(toSpiData[i]),
                .Sck_o(sckR[i]),
                .Ss_o(ssR[i]),
                .Mosi0_o(mosi0R[i]),
                .WidthSel_i(widthSel[i]),
                .PulsePol_i(clockPol[i]),
                .ClockPhase_i(clockPhase[i]),
                .EndianSel_i(endianSel[i]),
                .Lag_i(lag[i]),
                .Lead_i(leadx[i]),
                .Stop_i(stopDelay[i]),
                .SelSt_i(selSt[i]),
                .Val_o(valToTxR[i])
    
            );
    
            SPIs SPIs_inst (
                .Clk_i(spiClkBus[i]),
                .Rst_i(initRstGen[i] | spiMode[i]),
                .Sck_i(sckR[i]),
                .Ss_i(ssR[i]),
                .Mosi0_i(Mosi1_io[i]),
                .WidthSel_i(widthSel[i]),
                .EndianSel_i(endianSel[i]),
                .SelSt_i(selSt[i]),
                .DataToRxFifo_o(dataToRxFifoR[i]),
                .Val_o(valToRxR[i])
            );
    
            QuadSPIm QuadSPIm_inst (
                .Clk_i(spiClkBus[i]),
                .Start_i(spiTxEnSync[i]),
                .Rst_i(initRstGen[i]| !spiMode[i] | !spiEn[i]),
                .EmptyFlag_i(emptyFlagTx[i]),
                .SpiData_i(toSpiData[i]),
                .Sck_o(sckQ[i]),
                .Ss_o(ssQ[i]),
                .Mosi0_o(mosi0Q[i]),
                .Mosi1_o(mosi1[i]),
                .Mosi2_o(mosi2[i]),
                .Mosi3_o(mosi3[i]),
                .WidthSel_i(widthSel[i]),
                .PulsePol_i(clockPol[i]),
                .ClockPhase_i(clockPhase[i]),
                .EndianSel_i(endianSel[i]),
                .Lag_i(lag[i]),
                .Lead_i(leadx[i]),
                .Stop_i(stopDelay[i]),
                .SelSt_i(selSt[i]),
                .Val_o(valToTxQ[i])
            );
        end
    endgenerate
    
    InitRst InitRst_inst
     (
        .clk_i(gclk),
        .signal_o(initRst)
    );

     InitRst Rst80_inst
     (
        .clk_i(clk80),
        .signal_o(rst80)
    );
    
    endmodule