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[/] [an-fpga-implementation-of-low-latency-noc-based-mpsoc/] [trunk/] [mpsoc/] [rtl/] [src_noc/] [header_flit.sv] - Diff between revs 54 and 56

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Rev 54 Rev 56
Line 27... Line 27... 
 
 
 
 
/***************
 
/***************
 
*   header_flit_generator
 
*   header_flit_generator
 
***************/
 
***************/
 
 
 
 
 
module header_flit_generator
 
module header_flit_generator #(
 
import pronoc_pkg::*;
 
    parameter NOC_ID=0,
 
#(
 
 
 
    parameter DATA_w = 9 // header flit can carry Optional data. The data will be placed after control data.  Fpay >= DATA_w + CTRL_BITS_w
 
    parameter DATA_w = 9 // header flit can carry Optional data. The data will be placed after control data.  Fpay >= DATA_w + CTRL_BITS_w
 
 
 
 
 
)(
 
)(
 
 
 
 
 
    flit_out,
 
    flit_out,
 
    src_e_addr_in,
 
    src_e_addr_in,
 
    dest_e_addr_in,
 
    dest_e_addr_in,
 
    destport_in,
 
    destport_in,
 
    class_in,
 
    class_in,
Line 45... Line 42... 
    vc_num_in,
 
    vc_num_in,
 
    be_in,
 
    be_in,
 
    data_in
 
    data_in
 
);
 
);
 
 
 
 
 
 
 
        `NOC_CONF
 
 
 
 
 
    function integer log2;
 
    localparam    HDR_FLAG  =   2'b10;
 
      input integer number; begin
 
 
 
         log2=(number <=1) ? 1: 0;
 
 
 
         while(2**log2
 
 
 
            log2=log2+1;
 
 
 
         end
 
 
 
      end
 
 
 
    endfunction // log2
 
 
 
 
 
 
 
/* verilator lint_off WIDTH */
 
 
 
    localparam
 
 
 
        Cw   =  (C>1)? log2(C): 1,
 
 
 
        HDR_FLAG  =   2'b10,
 
 
 
        BEw = (BYTE_EN)? log2(Fpay/8) : 1;
 
 
 
/* verilator lint_on WIDTH */
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
    localparam
 
    localparam
 
        Dw = (DATA_w==0)? 1 : DATA_w,
 
        Dw = (DATA_w==0)? 1 : DATA_w,
 
        DATA_LSB= MSB_BE+1,               DATA_MSB= (DATA_LSB + DATA_w)
 
        DATA_LSB= MSB_BE+1,               DATA_MSB= (DATA_LSB + DATA_w)
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
    output   [Fw-1  :   0] flit_out;
 
    output   [Fw-1  :   0] flit_out;
 
    input    [Cw-1  :   0] class_in;
 
    input    [Cw-1  :   0] class_in;
 
    input    [DAw-1 :   0] dest_e_addr_in;
 
    input    [DAw-1 :   0] dest_e_addr_in;
 
    input    [EAw-1 :   0] src_e_addr_in;
 
    input    [EAw-1 :   0] src_e_addr_in;
 
    input    [V-1   :   0] vc_num_in;
 
    input    [V-1   :   0] vc_num_in;
Line 129... Line 106... 
        end
 
        end
 
    end
 
    end
 
    //synopsys  translate_on
 
    //synopsys  translate_on
 
    //synthesis translate_on
 
    //synthesis translate_on
 
 
 
 
 
 
 
 
 
endmodule
 
endmodule
 
 
 
 
 
 
 
 
 
 
 
module extract_header_flit_info # (
 
module extract_header_flit_info
 
    parameter NOC_ID=0,
 
                import pronoc_pkg::*;
 
 
 
#(
 
 
 
    parameter DATA_w = 0
 
    parameter DATA_w = 0
 
)(
 
)(
 
    //inputs
 
    //inputs
 
    flit_in,
 
    flit_in,
 
    flit_in_wr,
 
    flit_in_wr,
Line 154... Line 128... 
    tail_flg_o,
 
    tail_flg_o,
 
    hdr_flg_o,
 
    hdr_flg_o,
 
    vc_num_o,
 
    vc_num_o,
 
    hdr_flit_wr_o,
 
    hdr_flit_wr_o,
 
    be_o
 
    be_o
 
 
 
 
 
);
 
);
 
 
 
 
 
 
 
        `NOC_CONF
 
 
 
 
 
    function integer log2;
 
 
 
      input integer number; begin
 
 
 
         log2=(number <=1) ? 1: 0;
 
 
 
         while(2**log2
 
 
 
            log2=log2+1;
 
 
 
         end
 
 
 
      end
 
 
 
    endfunction // log2
 
 
 
 
 
 
 
    localparam
 
    localparam
 
        Cw = (C>1)? log2(C): 1,
 
 
 
        W = WEIGHTw,
 
        W = WEIGHTw,
 
        BEw = (BYTE_EN)? log2(Fpay/8) : 1;
 
        Dw = (DATA_w==0)? 1 : DATA_w,
 
 
 
        DATA_LSB= MSB_BE+1,               DATA_MSB= (DATA_LSB + DATA_w)
 
    localparam
 
        OFFSETw = DATA_MSB - DATA_LSB +1;
 
        Dw = (DATA_w==0)? 1 : DATA_w;
 
 
 
 
 
 
 
     localparam
 
 
 
 
 
 
 
        DATA_LSB= MSB_BE+1,               DATA_MSB= (DATA_LSB + DATA_w)
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
    localparam OFFSETw = DATA_MSB - DATA_LSB +1;
 
 
 
 
 
 
 
 
 
 
 
    input [Fw-1 : 0] flit_in;
 
    input [Fw-1 : 0] flit_in;
 
    input flit_in_wr;
 
    input flit_in_wr;
 
 
 
 
Line 265... Line 219... 
/***********************************
 
/***********************************
 
*  flit_update
 
*  flit_update
 
*  update the header flit look ahead routing and output VC
 
*  update the header flit look ahead routing and output VC
 
**********************************/
 
**********************************/
 
 
 
 
 
module header_flit_update_lk_route_ovc
 
module header_flit_update_lk_route_ovc #(
 
                import pronoc_pkg::*;
 
    parameter NOC_ID=0,
 
#(
 
 
 
    parameter P = 5
 
    parameter P = 5
 
)(
 
)
 
 
 
(
 
    flit_in ,
 
    flit_in ,
 
    flit_out,
 
    flit_out,
 
    vc_num_in,
 
    vc_num_in,
 
    lk_dest_all_in,
 
    lk_dest_all_in,
 
    assigned_ovc_num,
 
    assigned_ovc_num,
Line 282... Line 236... 
    sel,
 
    sel,
 
    reset,
 
    reset,
 
    clk
 
    clk
 
);
 
);
 
 
 
 
 
 
 
        `NOC_CONF
 
 
 
 
 
    localparam
 
    localparam
 
        VDSTPw = V * DSTPw,
 
        VDSTPw = V * DSTPw,
 
        VV = V * V;
 
        VV = V * V;
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
    input [Fw-1 : 0]  flit_in;
 
    input [Fw-1 : 0]  flit_in;
 
    output reg [Fw-1 : 0]  flit_out;
 
    output reg [Fw-1 : 0]  flit_out;
 
    input [V-1 : 0]  vc_num_in;
 
    input [V-1 : 0]  vc_num_in;
 
    input [VDSTPw-1 : 0]  lk_dest_all_in;
 
    input [VDSTPw-1 : 0]  lk_dest_all_in;
 
    input                           reset,clk;
 
    input                           reset,clk;
Line 308... Line 260... 
    wire [DSTPw-1 : 0]  lk_dest,dest_coded;
 
    wire [DSTPw-1 : 0]  lk_dest,dest_coded;
 
    wire [DSTPw-1 : 0]  lk_mux_out;
 
    wire [DSTPw-1 : 0]  lk_mux_out;
 
 
 
 
 
    pronoc_register #(.W(V)) reg1 (.in(vc_num_in), .out(vc_num_delayed), .reset(reset), .clk(clk));
 
    pronoc_register #(.W(V)) reg1 (.in(vc_num_in), .out(vc_num_delayed), .reset(reset), .clk(clk));
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
    /* verilator lint_off WIDTH */
 
    /* verilator lint_off WIDTH */
 
    assign hdr_flag = ( PCK_TYPE == "MULTI_FLIT")? flit_in[Fw-1]: 1'b1;
 
    assign hdr_flag = ( PCK_TYPE == "MULTI_FLIT")? flit_in[Fw-1]: 1'b1;
 
    /* verilator lint_on WIDTH */
 
    /* verilator lint_on WIDTH */
 
 
 
 
 
    onehot_mux_1D #(
 
    onehot_mux_1D #(
Line 410... Line 359... 
 
 
 
 
/******************
 
/******************
 
 *  hdr_flit_weight_update
 
 *  hdr_flit_weight_update
 
 * ****************/
 
 * ****************/
 
 
 
 
 
module hdr_flit_weight_update
 
module hdr_flit_weight_update #(
 
                import pronoc_pkg::*;
 
    parameter NOC_ID = 0
 
(
 
) (
 
    new_weight,
 
    new_weight,
 
    flit_in,
 
    flit_in,
 
    flit_out
 
    flit_out
 
);
 
);
 
 
 
 
 
    function integer log2;
 
        `NOC_CONF
 
      input integer number; begin
 
 
 
         log2=(number <=1) ? 1: 0;
 
 
 
         while(2**log2
 
 
 
            log2=log2+1;
 
 
 
         end
 
 
 
      end
 
 
 
    endfunction // log2
 
 
 
 
 
 
 
 
 
 
 
     localparam
 
 
 
 
 
 
 
        Cw = (C>1)? log2(C): 1;
 
 
 
 
 
 
 
 
 
 
 
    input [WEIGHTw-1 : 0] new_weight;
 
    input [WEIGHTw-1 : 0] new_weight;
 
    input [Fw-1 : 0] flit_in;
 
    input [Fw-1 : 0] flit_in;
 
    output [Fw-1 : 0] flit_out;
 
    output [Fw-1 : 0] flit_out;
 
 
 
 
 
 
 
 
 
 
 
 
 
  assign flit_out =  {flit_in[Fw-1 : WEIGHT_LSB+WEIGHTw ] ,new_weight, flit_in[WEIGHT_LSB-1 : 0] };
 
  assign flit_out =  {flit_in[Fw-1 : WEIGHT_LSB+WEIGHTw ] ,new_weight, flit_in[WEIGHT_LSB-1 : 0] };
 
 
 
 
 
 
 
 
 
endmodule
 
endmodule
 
 
 
 

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