Subversion Repositories sgmii

module mAltA5GXlvds (

        input   i_SerRx,

        output  o_SerTx,

        input   i_RefClk125M,

        output  o_CoreClk,

        input   i_GxBPwrDwn,

        input   i_XcverDigitalRst,

    output      o_PllLocked,

        output o_SignalDetect,

        output [7:0] o8_RxCodeGroup,

        output  o_RxCodeInvalid,

        output  o_RxCodeCtrl,

        input   i_RxBitSlip,

        input [7:0] i8_TxCodeGroup,

        input   i_TxCodeValid,

        input   i_TxCodeCtrl,

        input   i_TxForceNegDisp,

    output      o_RunningDisparity);

        wire [9:0]       w10_txdata;

        wire [9:0]       w10_rxdata;

        wire [9:0]       w10_txdatalocal;

        wire [9:0]       w10_rxdatalocal;

        wire w_RxKErr,w_RxRdErr;

        wire w_TxClk,w_RxClk;

        wire w_BitSlip;

        mEnc8b10bMem u8b10bEnc(

        .i8_Din                         (i8_TxCodeGroup),               //HGFEDCBA

        .i_Kin                          (i_TxCodeCtrl),

        .i_ForceDisparity       (i_TxForceNegDisp),

        .i_Disparity            (~i_TxForceNegDisp),    //1 is positive, 0 is negative

        .o10_Dout                       (w10_txdata),                   //abcdeifghj

        .o_Rd                           (o_RunningDisparity),

        .o_KErr                         (),

        .i_Clk                          (w_RxClk),

        .i_ARst_L                       (~i_XcverDigitalRst));

        mDec8b10bMem u8b10bDec(

        .o8_Dout                        (o8_RxCodeGroup),               //HGFEDCBA

        .o_Kout                         (o_RxCodeCtrl),

        .o_DErr                         (),

        .o_KErr                         (w_RxKErr),

        .o_DpErr                        (w_RxRdErr),

        .i_ForceDisparity       (1'b0),

        .i_Disparity            (1'b0),

        .i10_Din                        (w10_rxdata),                   //abcdeifghj

        .o_Rd                           (),

        .i_Clk                          (w_RxClk),

        .i_ARst_L                       (~i_XcverDigitalRst));

        assign o_RxCodeInvalid = w_RxKErr|w_RxRdErr;

        assign o_SignalDetect = (~o_RxCodeInvalid)|o_RxCodeCtrl;

        mAltArriaVlvdsRx ulvdsrx (

        .rx_cda_reset                   (w_RxCdaReset),

        .rx_channel_data_align  (i_RxBitSlip),

        .rx_in                                  (i_SerRx),

        .rx_inclock                             (i_RefClk125M),

        .rx_out                                 (w10_rxdata),

        .rx_locked                              (o_PllLocked),

        .rx_reset                               (w_RxReset),

        .rx_divfwdclk                   (w_RxClk));

        /////////////////////////////////////////////////

        //Hold In Reset Until Stable

        /////////////////////////////////////////////////

        reg [11:0] r12_LockCnt;

        always@(posedge w_RxClk or negedge o_PllLocked)

                if((~o_PllLocked))

                        r12_LockCnt<=12'h0;

                else begin

                        if(~(&r12_LockCnt))

                                r12_LockCnt<=r12_LockCnt+12'h1;

                end

        assign w_RxReset        = ~r12_LockCnt[11];

        assign w_RxCdaReset = (r12_LockCnt[11:10]==2'b11)?1'b0:1'b1;

        reg [9:0] r10_txdata;

        mAltArriaVlvdsTx ulvdstx(

        .tx_in                  (r10_txdata),

        .tx_inclock             (w_TxSerClk),

        .tx_enable              (w_TxEnClk),

        .tx_out                 (o_SerTx));

        mAltLvdsPll uAltTxPll(

                .refclk         (w_RxClk),      // refclk.clk

                .rst            (w_PorRst),     // reset.reset

                .outclk_0       (w_TxSerClk),   // outclk0.clk

                .outclk_1       (w_TxEnClk),    // outclk1.clk

                .outclk_2       (w_TxClk),              // outclk2.clk

                .locked         (w_TxLocked)    // locked.export

        );

        always@(posedge w_TxClk)

                r10_txdata <= w10_txdata;

        assign o_CoreClk = w_RxClk;

        reg [7:0] r8_PorTmr;

        assign w_PorRst = ~(&r8_PorTmr);

        always@(posedge i_RefClk125M)

        begin

                if(w_PorRst)

                        r8_PorTmr <= r8_PorTmr+8'h1;

        end

endmodule