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URL https://opencores.org/ocsvn/qaz_libs/qaz_libs/trunk

Subversion Repositories qaz_libs

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  • This comparison shows the changes necessary to convert path
    /qaz_libs/trunk/camera_link
    from Rev 27 to Rev 28
    Reverse comparison

Rev 27 → Rev 28

/sim/src/camera_link_agent_pkg.sv
0,0 → 1,102
//////////////////////////////////////////////////////////////////////
//// ////
//// Copyright (C) 2015 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 ////
//// ////
//////////////////////////////////////////////////////////////////////
 
 
package camera_link_agent_pkg;
 
// --------------------------------------------------------------------
//
import fifo_bfm_pkg::*;
 
class fifo_agent_class #(W = 8);
 
fifo_bfm_class source_fifo;
fifo_bfm_class sink_fifo;
fifo_transaction_class tr_h;
fifo_transaction_class clone_h;
 
//--------------------------------------------------------------------
function
new
(
virtual fifo_write_if #(.W(W)) source,
virtual fifo_read_if #(.W(W)) sink
);
 
this.source_fifo = new(.source(source));
this.sink_fifo = new(.sink(sink));
this.tr_h = new();
 
endfunction: new
 
 
// --------------------------------------------------------------------
//
function void init;
 
source_fifo.init("source", SOURCE);
sink_fifo.init("sink", SINK);
 
endfunction: init
 
 
// --------------------------------------------------------------------
//
task automatic
start_q;
 
source_fifo.fifo_write_q();
sink_fifo.fifo_read_q();
 
endtask: start_q
 
 
// --------------------------------------------------------------------
//
task automatic
queue_random;
 
if (!tr_h.randomize())
begin
$display("^^^ %16.t | %m | ERROR! randomize error", $time);
$stop;
end
 
clone_h = tr_h.clone();
source_fifo.fifo_tr_q.put(clone_h);
sink_fifo.fifo_tr_q.put(clone_h);
 
endtask: queue_random
 
 
// --------------------------------------------------------------------
//
 
endclass: fifo_agent_class
 
endpackage: camera_link_agent_pkg
 
/sim/src/camera_link_bfm_pkg.sv
0,0 → 1,304
//////////////////////////////////////////////////////////////////////
//// ////
//// Copyright (C) 2015 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 ////
//// ////
//////////////////////////////////////////////////////////////////////
 
 
package camera_link_bfm_pkg;
 
// --------------------------------------------------------------------
//
class camera_link_bfm_class #(W = 8);
 
string fifo_name;
fifo_type_t fifo_type;
 
virtual fifo_write_if #(.W(W)) source = null;
virtual fifo_read_if #(.W(W)) sink = null;
fifo_transaction_class fifo_tr = new();
 
 
//--------------------------------------------------------------------
function new
(
virtual fifo_write_if #(.W(W)) source = null,
virtual fifo_read_if #(.W(W)) sink = null
);
 
if(source != null)
this.source = source;
 
if(sink != null)
this.sink = sink;
 
endfunction: new
 
 
// --------------------------------------------------------------------
//
function void
init
(
input string fifo_name,
input fifo_type_t fifo_type
);
 
this.fifo_name = fifo_name;
this.fifo_type = fifo_type;
 
if(fifo_type == SOURCE)
source.cb_s.wr_en <= 0;
else if(fifo_type == SINK)
sink.cb_s.rd_en <= 0;
else if(fifo_type == BOTH)
if((this.source == null) | (this.sink == null))
begin
$display("^^^ %16.t | %m | ERROR! %s fifo_type == BOTH with null class", $time, fifo_type.name);
$stop;
end
else
begin
source.cb_s.wr_en <= 0;
sink.cb_s.rd_en <= 0;
end
else
begin
$display("^^^ %16.t | %m | ERROR! fifo_type %s is invalid", $time, fifo_type.name);
$stop;
end
 
$display("^^^ %16.t | %m | initialization of %s for %s", $time, fifo_name, fifo_type.name);
 
endfunction: init
 
 
// --------------------------------------------------------------------
//
task
write
(
input [W-1:0] wr_data,
input int write_delay = 0
);
 
source.cb_s.wr_data <= wr_data;
source.cb_s.wr_en <= 0;
 
source.zero_cycle_delay();
 
if(write_delay != 0)
repeat(write_delay) @(source.cb_s);
 
@(source.cb_s iff (source.cb_s.full == 0));
// @(source.cb_s iff (~source.cb_s.full));
source.cb_s.wr_en <= 1;
 
@(posedge source.clk);
source.cb_s.wr_en <= 0;
 
endtask: write
 
 
// --------------------------------------------------------------------
//
task
fork_write
(
input [W-1:0] wr_data,
input int write_delay = 0
);
 
fork
write(wr_data, write_delay);
join_none
 
#0;
 
endtask: fork_write
 
 
// --------------------------------------------------------------------
//
mailbox #(int) rd_data_q = new();
 
task
read
(
input int read_delay = 0
);
 
sink.cb_s.rd_en <= 0;
 
sink.zero_cycle_delay();
 
if(read_delay != 0)
repeat(read_delay) @(sink.cb_s);
 
@(sink.cb_s iff (sink.cb_s.empty == 0));
// @(sink.cb_s iff (~sink.cb_s.empty));
sink.cb_s.rd_en <= 1;
 
@(posedge sink.clk);
 
sink.cb_s.rd_en <= 0;
 
rd_data_q.put(sink.cb_s.rd_data);
 
endtask: read
 
 
// --------------------------------------------------------------------
//
task automatic
fork_read
(
input int read_delay = 0
);
 
fork
read(read_delay);
join_none
 
#0;
 
endtask: fork_read
 
 
// --------------------------------------------------------------------
//
mailbox #(fifo_transaction_class) fifo_tr_q;
semaphore fifo_tr_q_semaphore = new(1);
 
 
// --------------------------------------------------------------------
//
event fifo_write_done;
 
task automatic
fifo_write_q;
 
if((fifo_type != SOURCE) & (fifo_type == BOTH))
begin
$display("^^^ %16.t | %m | ERROR! wrong fifo_type |", $time);
return;
end
 
if(fifo_tr_q_semaphore.try_get() == 0)
begin
$display("^^^ %16.t | %m | ERROR! fifo_tr_q_semaphore.try_get() == 0 |", $time);
return;
end
 
$display("^^^ %16.t | %m is active |", $time);
 
this.fifo_tr_q = new();
 
fifo_write_fork : fork
forever
begin
 
fifo_tr_q.get(fifo_tr);
fork_write(fifo_tr.data, fifo_tr.write_delay);
 
wait fork;
 
->fifo_write_done;
end
join_none
 
#0;
 
endtask: fifo_write_q
 
 
// --------------------------------------------------------------------
//
fifo_transaction_class fifo_tr_clone;
event fifo_read_done;
logic [W - 1:0] rd_data;
logic [W - 1:0] rd_result;
int compare_result;
int compare_errors = 0;
 
task automatic
fifo_read_q;
 
if((fifo_type != SINK) & (fifo_type == BOTH))
begin
$display("^^^ %16.t | %m | ERROR! wrong fifo_type |", $time);
return;
end
 
 
if(fifo_tr_q_semaphore.try_get() == 0)
begin
$display("^^^ %16.t | %m | ERROR! fifo_tr_q_semaphore.try_get() == 0 |", $time);
return;
end
 
$display("^^^ %16.t | %m is active |", $time);
 
this.fifo_tr_q = new();
fifo_tr_clone = fifo_tr.clone();
 
fifo_read_q_fork : fork
forever
begin
 
fifo_tr_q.get(fifo_tr);
fork_read(fifo_tr.read_delay);
 
wait fork;
 
->fifo_read_done;
 
rd_data_q.get(rd_result);
rd_data = fifo_tr.data;
 
if(rd_result != rd_data)
begin
$display("^^^ %16.t | %m | ERROR! rd_result != fifo_tr.data |", $time);
$display("^^^ %16.t | %m | rd_result = %h |", $time, rd_result);
$display("^^^ %16.t | %m | fifo_tr.data = %h |", $time, fifo_tr.data);
end
 
// compare_result = avf_in_frame.compare(8, f_h);
// compare_errors += compare_result;
 
end
join_none
 
#0;
 
endtask: fifo_read_q
 
 
// --------------------------------------------------------------------
//
 
endclass: fifo_bfm_class
 
endpackage: camera_link_bfm_pkg
 
/sim/src/tb_channel_link_rx_if.sv
1,6 → 1,29
// --------------------------------------------------------------------
//
// --------------------------------------------------------------------
//////////////////////////////////////////////////////////////////////
//// ////
//// Copyright (C) 2015 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 ////
//// ////
//////////////////////////////////////////////////////////////////////
 
 
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