added copyrights

6 files changed, 102 insertions, 0 deletions

diff --git a/usrp2/extramfifo/ext_fifo.v b/usrp2/extramfifo/ext_fifo.v
index 80f82fc63..620f4dddd 100644
--- a/usrp2/extramfifo/ext_fifo.v
+++ b/usrp2/extramfifo/ext_fifo.v
@@ -1,4 +1,21 @@
 //
+// Copyright 2011 Ettus Research LLC
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program 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 General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+//
+
+//
 // FIFO backed by an off chip ZBT/NoBL SRAM.
 //
 // This module and its sub-hierarchy implment a FIFO capable of sustaining 
diff --git a/usrp2/extramfifo/ext_fifo_tb.v b/usrp2/extramfifo/ext_fifo_tb.v
index 395ad2884..f6fe47297 100644
--- a/usrp2/extramfifo/ext_fifo_tb.v
+++ b/usrp2/extramfifo/ext_fifo_tb.v
@@ -1,3 +1,20 @@
+//
+// Copyright 2011 Ettus Research LLC
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program 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 General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+//
+
 `timescale 1ns / 1ps
 `define USRP2
 //`define USRP2PLUS
diff --git a/usrp2/extramfifo/nobl_fifo.v b/usrp2/extramfifo/nobl_fifo.v
index 0b63768fc..469e3eab5 100644
--- a/usrp2/extramfifo/nobl_fifo.v
+++ b/usrp2/extramfifo/nobl_fifo.v
@@ -1,3 +1,20 @@
+//
+// Copyright 2011 Ettus Research LLC
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program 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 General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+//
+
 // Since this FIFO uses a ZBT/NoBL SRAM for its storage which is a since port 
 // device it can only sustain data throughput at half the RAM clock rate.
 // Fair arbitration to ensure this occurs is included in this logic and
diff --git a/usrp2/extramfifo/nobl_if.v b/usrp2/extramfifo/nobl_if.v
index b5ebe9c6b..0a64d3857 100644
--- a/usrp2/extramfifo/nobl_if.v
+++ b/usrp2/extramfifo/nobl_if.v
@@ -1,3 +1,20 @@
+//
+// Copyright 2011 Ettus Research LLC
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program 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 General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+//
+
 // Tested against an IDT 71v65603s150 in simulation and a Cypress 7C1356C in the real world.
 
 module nobl_if
diff --git a/usrp2/extramfifo/refill_randomizer.v b/usrp2/extramfifo/refill_randomizer.v
index 0b30f4049..09728b8c0 100644
--- a/usrp2/extramfifo/refill_randomizer.v
+++ b/usrp2/extramfifo/refill_randomizer.v
@@ -1,4 +1,21 @@
 //
+// Copyright 2011 Ettus Research LLC
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program 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 General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+//
+
+//
 // EMI mitigation.
 // Process FULL flag from FIFO so that de-assertion
 // (FIFO now not FULL) is delayed by a pseudo random
diff --git a/usrp2/extramfifo/test_sram_if.v b/usrp2/extramfifo/test_sram_if.v
index 0e74b49eb..dcb881a92 100644
--- a/usrp2/extramfifo/test_sram_if.v
+++ b/usrp2/extramfifo/test_sram_if.v
@@ -1,3 +1,20 @@
+//
+// Copyright 2011 Ettus Research LLC
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program 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 General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+//
+
 // Instantiate this block at the core level to conduct closed 
 // loop testing of the AC performance of the USRP2 SRAM interface