URL
https://opencores.org/ocsvn/openarty/openarty/trunk
[/] [openarty/] [trunk/] [rtl/] [rxehwmac.v] - Diff between revs 31 and 33
Go to most recent revision |
Show entire file |
Details |
Blame |
View Log
| Rev 31 |
Rev 33 |
| Line 47... |
Line 47... |
output reg o_v;
|
output reg o_v;
|
output reg [3:0] o_d;
|
output reg [3:0] o_d;
|
output wire o_err;
|
output wire o_err;
|
output reg o_broadcast;
|
output reg o_broadcast;
|
|
|
|
wire [47:0] mac_remapped;
|
|
|
|
assign mac_remapped[47:44] = i_hwmac[43:40];
|
|
assign mac_remapped[43:40] = i_hwmac[47:44];
|
|
assign mac_remapped[39:36] = i_hwmac[35:32];
|
|
assign mac_remapped[35:32] = i_hwmac[39:36];
|
|
assign mac_remapped[31:28] = i_hwmac[27:24];
|
|
assign mac_remapped[27:24] = i_hwmac[31:28];
|
|
assign mac_remapped[23:20] = i_hwmac[19:16];
|
|
assign mac_remapped[19:16] = i_hwmac[23:20];
|
|
assign mac_remapped[15:12] = i_hwmac[11: 8];
|
|
assign mac_remapped[11: 8] = i_hwmac[15:12];
|
|
assign mac_remapped[ 7: 4] = i_hwmac[ 3: 0];
|
|
assign mac_remapped[ 3: 0] = i_hwmac[ 7: 4];
|
|
|
reg [47:0] r_hwmac;
|
reg [47:0] r_hwmac;
|
reg r_cancel, r_err, r_hwmatch, r_broadcast;
|
reg r_cancel, r_err, r_hwmatch, r_broadcast;
|
reg [19:0] r_buf;
|
reg [19:0] r_buf;
|
reg [29:0] r_p;
|
reg [29:0] r_p;
|
|
|
| Line 68... |
Line 83... |
r_hwmatch <= 1'b0;
|
r_hwmatch <= 1'b0;
|
if (4'hf != i_d)
|
if (4'hf != i_d)
|
r_broadcast<= 1'b0;
|
r_broadcast<= 1'b0;
|
end
|
end
|
|
|
|
if ((i_v)&&(r_p[11]))
|
|
r_hwmac <= { r_hwmac[43:0], 4'h0 };
|
|
|
r_err <= (i_en)&&(!r_hwmatch)&&(!r_broadcast)&&(i_v);
|
r_err <= (i_en)&&(!r_hwmatch)&&(!r_broadcast)&&(i_v);
|
o_broadcast <= (r_broadcast)&&(!r_p[11])&&(i_v);
|
o_broadcast <= (r_broadcast)&&(!r_p[11])&&(i_v);
|
|
|
r_buf <= { r_buf[14:0], i_v, i_d };
|
r_buf <= { r_buf[14:0], i_v, i_d };
|
if (((!i_v)&&(!o_v))||(i_cancel))
|
if (((!i_v)&&(!o_v))||(i_cancel))
|
begin
|
begin
|
r_p <= 30'h3fff_ffff;
|
r_p <= 30'h3fff_ffff;
|
r_hwmac <= i_hwmac;
|
r_hwmac <= mac_remapped;
|
r_hwmatch <= 1'b1;
|
r_hwmatch <= 1'b1;
|
r_broadcast <= 1'b1;
|
r_broadcast <= 1'b1;
|
r_buf[ 4] <= 1'b0;
|
r_buf[ 4] <= 1'b0;
|
r_buf[ 9] <= 1'b0;
|
r_buf[ 9] <= 1'b0;
|
r_buf[14] <= 1'b0;
|
r_buf[14] <= 1'b0;
|
© copyright 1999-2024
OpenCores.org, equivalent to Oliscience, all rights reserved. OpenCores®, registered trademark.