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[/] [qaz_libs/] [trunk/] [BFM/] [src/] [8b10b/] [video_frame/] [vf_8b10b_monitor.svh] - Rev 47
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//////////////////////////////////////////////////////////////////////
//// ////
//// Copyright (C) 2018 Authors and OPENCORES.ORG ////
//// ////
//// This source file may be used and distributed without ////
//// restriction provided that this copyright statement is not ////
//// removed from the file and that any derivative work contains ////
//// the original copyright notice and the associated disclaimer. ////
//// ////
//// This source file is free software; you can redistribute it ////
//// and/or modify it under the terms of the GNU Lesser General ////
//// Public License as published by the Free Software Foundation; ////
//// either version 2.1 of the License, or (at your option) any ////
//// later version. ////
//// ////
//// This source is distributed in the hope that it will be ////
//// useful, but WITHOUT ANY WARRANTY; without even the implied ////
//// warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR ////
//// PURPOSE. See the GNU Lesser General Public License for more ////
//// details. ////
//// ////
//// You should have received a copy of the GNU Lesser General ////
//// Public License along with this source; if not, download it ////
//// from http://www.opencores.org/lgpl.shtml ////
//// ////
//////////////////////////////////////////////////////////////////////
class vf_8b10b_monitor extends uvm_component;
`uvm_component_utils(vf_8b10b_monitor);
virtual deserializer_8b10b_bfm_if vif;
vf_8b10b_config cfg_h;
uvm_analysis_port #(vf_8b10b_sequence_item) ap;
// --------------------------------------------------------------------
function new (string name, uvm_component parent);
super.new(name,parent);
endfunction
// --------------------------------------------------------------------
function void build_phase(uvm_phase phase);
ap = new("ap", this);
endfunction : build_phase
// --------------------------------------------------------------------
task run_phase(uvm_phase phase);
bit got_new_frame = 0;
int l = 0;
int p = 0;
vf_8b10b_sequence_item item;
video_frame_class f_h;
f_h = new();
f_h.init( cfg_h.pixels_per_line
, cfg_h.lines_per_frame
, cfg_h.bits_per_pixel
);
forever @(vif.cb iff vif.cb.dataout_valid)
begin
if(vif.dataout == cfg_h.sof_8b)
begin
item = vf_8b10b_sequence_item::type_id::create("item");
item.f_h = f_h.clone;
item.sof_timestamp = $time;
got_new_frame = 1;
end
if(~vif.dataout[8] & got_new_frame)
begin
item.f_h.lines[l].pixel[p] = vif.dataout[7:0];
p++;
end
if(vif.dataout == cfg_h.eol_8b)
begin
l++;
p = 0;
end
if(vif.dataout == cfg_h.eof_8b)
begin
got_new_frame = 0;
l = 0;
p = 0;
ap.write(item);
end
end
endtask : run_phase
// --------------------------------------------------------------------
endclass : vf_8b10b_monitor
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