techlibs/nexus/parse_init.vh

   1 function [15:0] parse_init;
   2         input [((2+(16/4))*8)-1:0] init;
   3         reg [7:0] c;
   4         integer i;
   5         begin
   6                 for (i = 0; i < (16/4); i = i + 1) begin
   7                         c = init[(i * 8) +: 8];
   8                         if (c >= "0" && c <= "9")
   9                                 parse_init[(i * 4) +: 4] = (c - "0");
  10                         else if (c >= "A" && c <= "F")
  11                                 parse_init[(i * 4) +: 4] = (c - "A") + 10;
  12                         else if (c >= "a" && c <= "f")
  13                                 parse_init[(i * 4) +: 4] = (c - "a") + 10;
  14                 end
  15         end
  16 endfunction
  17
  18 function [63:0] parse_init_64;
  19         input [((2+(64/4))*8)-1:0] init;
  20         reg [7:0] c;
  21         integer i;
  22         begin
  23                 for (i = 0; i < (64/4); i = i + 1) begin
  24                         c = init[(i * 8) +: 8];
  25                         if (c >= "0" && c <= "9")
  26                                 parse_init_64[(i * 4) +: 4] = (c - "0");
  27                         else if (c >= "A" && c <= "F")
  28                                 parse_init_64[(i * 4) +: 4] = (c - "A") + 10;
  29                         else if (c >= "a" && c <= "f")
  30                                 parse_init_64[(i * 4) +: 4] = (c - "a") + 10;
  31                 end
  32         end
  33 endfunction