generic_transmit_fifo.v

一个关于以太网MAC核和介质无关接口的原代码,希望对大家有帮助!

    */
    // (FIFO_SIZE == 1024)
    RAMB16_S18_S18 RAM_SIZE211
               (.DIA(WR_DATA[15:0]),
                .DIB(DUMMY3),
                .DIPA(WR_DATA[17:16]),
                .DIPB(DUMMY4),
                .ENA(PWR),
                .ENB(RD_EN),
                .WEA(WR_EN),
                .WEB(GND),
                .SSRA(GND),
                .SSRB(TX_SRESET),
                .CLKA(CLK),
                .CLKB(TX_CLK),
                .ADDRA(WR_POINTER_VECTOR),
                .ADDRB(RD_POINTER_VECTOR),
                .DOB(RD_DATA_INT[15:0]),
                .DOPB(RD_DATA_INT[17:16])
                );
                
     

     // (FIFO_SIZE == 2048)
    /*
     RAMB16_S9_S9 RAM_SIZE310
               (.DIA(WR_DATA[(0*8)+7:(0*8)]),
                .DIB(DUMMY5),
                .DIPA(WR_DATA[0+16:0+16]),
                .DIPB(DUMMY6),
                .ENA(PWR),
                .ENB(RD_EN),
                .WEA(WR_EN),
                .WEB(GND),
                .SSRA(GND),
                .SSRB(TX_SRESET),
                .CLKA(CLK),
                .CLKB(TX_CLK),
                .ADDRA(WR_POINTER_VECTOR),
                .ADDRB(RD_POINTER_VECTOR),
                .DOB(RD_DATA_INT[(0*8)+7:(0*8)]),
                .DOPB(RD_DATA_INT[0+16:0+16])
                );
                
     RAMB16_S9_S9 RAM_SIZE311
               (.DIA(WR_DATA[(1*8)+7:(1*8)]),
                .DIB(DUMMY5),
                .DIPA(WR_DATA[1+16:1+16]),
                .DIPB(DUMMY6),
                .ENA(PWR),
                .ENB(RD_EN),
                .WEA(WR_EN),
                .WEB(GND),
                .SSRA(GND),
                .SSRB(TX_SRESET),
                .CLKA(CLK),
                .CLKB(TX_CLK),
                .ADDRA(WR_POINTER_VECTOR),
                .ADDRB(RD_POINTER_VECTOR),
                .DOB(RD_DATA_INT[(1*8)+7:(1*8)]),
                .DOPB(RD_DATA_INT[1+16:1+16])
                );
    */


    // (FIFO_SIZE == 4096)
    /*
    RAMB16_S4_S4 RAM_SIZE410
               (.DIA(WR_DATA[(0*4)+3:(0*4)]),
                .DIB(DUMMY7),
                .ENA(PWR),
                .ENB(RD_EN),
                .WEA(WR_EN),
                .WEB(GND),
                .SSRA(GND),
                .SSRB(TX_SRESET),
                .CLKA(CLK),
                .CLKB(TX_CLK),
                .ADDRA(WR_POINTER_VECTOR),
                .ADDRB(RD_POINTER_VECTOR),
                .DOB(RD_DATA_INT[(0*4)+3:(0*4)])
                );

    RAMB16_S4_S4 RAM_SIZE411
               (.DIA(WR_DATA[(1*4)+3:(1*4)]),
                .DIB(DUMMY7),
                .ENA(PWR),
                .ENB(RD_EN),
                .WEA(WR_EN),
                .WEB(GND),
                .SSRA(GND),
                .SSRB(TX_SRESET),
                .CLKA(CLK),
                .CLKB(TX_CLK),
                .ADDRA(WR_POINTER_VECTOR),
                .ADDRB(RD_POINTER_VECTOR),
                .DOB(RD_DATA_INT[(1*4)+3:(1*4)])
                );

    RAMB16_S4_S4 RAM_SIZE412
               (.DIA(WR_DATA[(2*4)+3:(2*4)]),
                .DIB(DUMMY7),
                .ENA(PWR),
                .ENB(RD_EN),
                .WEA(WR_EN),
                .WEB(GND),
                .SSRA(GND),
                .SSRB(TX_SRESET),
                .CLKA(CLK),
                .CLKB(TX_CLK),
                .ADDRA(WR_POINTER_VECTOR),
                .ADDRB(RD_POINTER_VECTOR),
                .DOB(RD_DATA_INT[(2*4)+3:(2*4)])
                );

    RAMB16_S4_S4 RAM_SIZE413
               (.DIA(WR_DATA[(3*4)+3:(3*4)]),
                .DIB(DUMMY7),
                .ENA(PWR),
                .ENB(RD_EN),
                .WEA(WR_EN),
                .WEB(GND),
                .SSRA(GND),
                .SSRB(TX_SRESET),
                .CLKA(CLK),
                .CLKB(TX_CLK),
                .ADDRA(WR_POINTER_VECTOR),
                .ADDRB(RD_POINTER_VECTOR),
                .DOB(RD_DATA_INT[(3*4)+3:(3*4)])
                );

    assign WR_DATA_PAD2 = {2'b00, WR_DATA[17:16]};

    RAMB16_S4_S4 RAM_SIZE41B
           (.DIA(WR_DATA_PAD2),
            .DIB(DUMMY7),
            .ENA(PWR),
            .ENB(RD_EN),
            .WEA(WR_EN),
            .WEB(GND),
            .SSRA(GND),
            .SSRB(TX_SRESET),
            .CLKA(CLK),
            .CLKB(TX_CLK),
            .ADDRA(WR_POINTER_VECTOR),
            .ADDRB(RD_POINTER_VECTOR),
            .DOB(RD_TEMP3)
            );

    assign RD_DATA_INT[17:16] = RD_TEMP3[1:0];
    */ 
    
    // (FIFO_SIZE == 8192)
    /*
    RAMB16_S2_S2 RAM_SIZE510
               (.DIA(WR_DATA[(0*2)+1:(0*2)]),
                .DIB(DUMMY4),
                .ENA(PWR),
                .ENB(RD_EN),
                .WEA(WR_EN),
                .WEB(GND),
                .SSRA(GND),
                .SSRB(TX_SRESET),
                .CLKA(CLK),
                .CLKB(TX_CLK),
                .ADDRA(WR_POINTER_VECTOR),
                .ADDRB(RD_POINTER_VECTOR),
                .DOB(RD_DATA_INT[(0*2)+1:(0*2)])
                );

    RAMB16_S2_S2 RAM_SIZE511
               (.DIA(WR_DATA[(1*2)+1:(1*2)]),
                .DIB(DUMMY4),
                .ENA(PWR),
                .ENB(RD_EN),
                .WEA(WR_EN),
                .WEB(GND),
                .SSRA(GND),
                .SSRB(TX_SRESET),
                .CLKA(CLK),
                .CLKB(TX_CLK),
                .ADDRA(WR_POINTER_VECTOR),
                .ADDRB(RD_POINTER_VECTOR),
                .DOB(RD_DATA_INT[(1*2)+1:(1*2)])
                );

    RAMB16_S2_S2 RAM_SIZE512
               (.DIA(WR_DATA[(2*2)+1:(2*2)]),
                .DIB(DUMMY4),
                .ENA(PWR),
                .ENB(RD_EN),
                .WEA(WR_EN),
                .WEB(GND),
                .SSRA(GND),
                .SSRB(TX_SRESET),
                .CLKA(CLK),
                .CLKB(TX_CLK),
                .ADDRA(WR_POINTER_VECTOR),
                .ADDRB(RD_POINTER_VECTOR),
                .DOB(RD_DATA_INT[(2*2)+1:(2*2)])
                );

    RAMB16_S2_S2 RAM_SIZE513
               (.DIA(WR_DATA[(3*2)+1:(3*2)]),
                .DIB(DUMMY4),
                .ENA(PWR),
                .ENB(RD_EN),
                .WEA(WR_EN),
                .WEB(GND),
                .SSRA(GND),
                .SSRB(TX_SRESET),
                .CLKA(CLK),
                .CLKB(TX_CLK),
                .ADDRA(WR_POINTER_VECTOR),
                .ADDRB(RD_POINTER_VECTOR),
                .DOB(RD_DATA_INT[(3*2)+1:(3*2)])
                );

    RAMB16_S2_S2 RAM_SIZE514
               (.DIA(WR_DATA[(4*2)+1:(4*2)]),
                .DIB(DUMMY4),
                .ENA(PWR),
                .ENB(RD_EN),
                .WEA(WR_EN),
                .WEB(GND),
                .SSRA(GND),
                .SSRB(TX_SRESET),
                .CLKA(CLK),
                .CLKB(TX_CLK),
                .ADDRA(WR_POINTER_VECTOR),
                .ADDRB(RD_POINTER_VECTOR),
                .DOB(RD_DATA_INT[(4*2)+1:(4*2)])
                );

    RAMB16_S2_S2 RAM_SIZE515
               (.DIA(WR_DATA[(5*2)+1:(5*2)]),
                .DIB(DUMMY4),
                .ENA(PWR),
                .ENB(RD_EN),
                .WEA(WR_EN),
                .WEB(GND),
                .SSRA(GND),
                .SSRB(TX_SRESET),
                .CLKA(CLK),
                .CLKB(TX_CLK),
                .ADDRA(WR_POINTER_VECTOR),
                .ADDRB(RD_POINTER_VECTOR),
                .DOB(RD_DATA_INT[(5*2)+1:(5*2)])
                );

    RAMB16_S2_S2 RAM_SIZE516
               (.DIA(WR_DATA[(6*2)+1:(6*2)]),
                .DIB(DUMMY4),
                .ENA(PWR),
                .ENB(RD_EN),
                .WEA(WR_EN),
                .WEB(GND),
                .SSRA(GND),
                .SSRB(TX_SRESET),
                .CLKA(CLK),
                .CLKB(TX_CLK),
                .ADDRA(WR_POINTER_VECTOR),
                .ADDRB(RD_POINTER_VECTOR),
                .DOB(RD_DATA_INT[(6*2)+1:(6*2)])
                );

    RAMB16_S2_S2 RAM_SIZE517
               (.DIA(WR_DATA[(7*2)+1:(7*2)]),
                .DIB(DUMMY4),
                .ENA(PWR),
                .ENB(RD_EN),
                .WEA(WR_EN),
                .WEB(GND),
                .SSRA(GND),
                .SSRB(TX_SRESET),
                .CLKA(CLK),
                .CLKB(TX_CLK),
                .ADDRA(WR_POINTER_VECTOR),
                .ADDRB(RD_POINTER_VECTOR),
                .DOB(RD_DATA_INT[(7*2)+1:(7*2)])
                );

    RAMB16_S2_S2 RAM_SIZE518
               (.DIA(WR_DATA[(8*2)+1:(8*2)]),
                .DIB(DUMMY4),
                .ENA(PWR),
                .ENB(RD_EN),
                .WEA(WR_EN),
                .WEB(GND),
                .SSRA(GND),
                .SSRB(TX_SRESET),
                .CLKA(CLK),
                .CLKB(TX_CLK),
                .ADDRA(WR_POINTER_VECTOR),
                .ADDRB(RD_POINTER_VECTOR),
                .DOB(RD_DATA_INT[(8*2)+1:(8*2)])
                );
                
    */
    // (FIFO_SIZE == 16384)
    /*
    RAMB16_S1_S1 RAM_SIZE610
               (.DIA(WR_DATA[0:0]),
                .DIB(DUMMY9),
                .ENA(PWR),
                .ENB(RD_EN),
                .WEA(WR_EN),
                .WEB(GND),
                .SSRA(GND),
                .SSRB(TX_SRESET),
                .CLKA(CLK),
                .CLKB(TX_CLK),
                .ADDRA(WR_POINTER_VECTOR),
                .ADDRB(RD_POINTER_VECTOR),
                .DOB(RD_DATA_INT[0:0])
                );

    RAMB16_S1_S1 RAM_SIZE611
               (.DIA(WR_DATA[1:1]),
                .DIB(DUMMY9),
                .ENA(PWR),
                .ENB(RD_EN),
                .WEA(WR_EN),
                .WEB(GND),
                .SSRA(GND),
                .SSRB(TX_SRESET),
                .CLKA(CLK),
                .CLKB(TX_CLK),
                .ADDRA(WR_POINTER_VECTOR),
                .ADDRB(RD_POINTER_VECTOR),
                .DOB(RD_DATA_INT[1:1])
                );

    RAMB16_S1_S1 RAM_SIZE612
               (.DIA(WR_DATA[2:2]),
                .DIB(DUMMY9),
                .ENA(PWR),
                .ENB(RD_EN),
                .WEA(WR_EN),
                .WEB(GND),
                .SSRA(GND),
                .SSRB(TX_SRESET),
                .CLKA(CLK),
                .CLKB(TX_CLK),
                .ADDRA(WR_POINTER_VECTOR),
                .ADDRB(RD_POINTER_VECTOR),
                .DOB(RD_DATA_INT[2:2])
                );