added FreeBSD license. Finally.

15 files changed, 503 insertions, 37 deletions

diff --git a/zpu/hdl/example/bram_dmips.vhd b/zpu/hdl/example/bram_dmips.vhd
index 1d62d21..53d9121 100644
--- a/zpu/hdl/example/bram_dmips.vhd
+++ b/zpu/hdl/example/bram_dmips.vhd
@@ -1,3 +1,37 @@
+-- ZPU

+--

+-- Copyright 2004-2008 oharboe - Øyvind Harboe - oyvind.harboe@zylin.com

+-- 

+-- The FreeBSD license

+-- 

+-- Redistribution and use in source and binary forms, with or without

+-- modification, are permitted provided that the following conditions

+-- are met:

+-- 

+-- 1. Redistributions of source code must retain the above copyright

+--    notice, this list of conditions and the following disclaimer.

+-- 2. Redistributions in binary form must reproduce the above

+--    copyright notice, this list of conditions and the following

+--    disclaimer in the documentation and/or other materials

+--    provided with the distribution.

+-- 

+-- THIS SOFTWARE IS PROVIDED BY THE ZPU PROJECT ``AS IS'' AND ANY

+-- EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,

+-- THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A

+-- PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE

+-- ZPU PROJECT OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,

+-- INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES

+-- (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS

+-- OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)

+-- HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,

+-- STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)

+-- ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF

+-- ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

+-- 

+-- The views and conclusions contained in the software and documentation

+-- are those of the authors and should not be interpreted as representing

+-- official policies, either expressed or implied, of the ZPU Project.

+

 library ieee;

 use ieee.std_logic_1164.all;

 use ieee.numeric_std.all;

diff --git a/zpu/hdl/example/helloworld.vhd b/zpu/hdl/example/helloworld.vhd
index f9383fd..a11bbb7 100644
--- a/zpu/hdl/example/helloworld.vhd
+++ b/zpu/hdl/example/helloworld.vhd
@@ -1,3 +1,37 @@
+-- ZPU

+--

+-- Copyright 2004-2008 oharboe - Øyvind Harboe - oyvind.harboe@zylin.com

+-- 

+-- The FreeBSD license

+-- 

+-- Redistribution and use in source and binary forms, with or without

+-- modification, are permitted provided that the following conditions

+-- are met:

+-- 

+-- 1. Redistributions of source code must retain the above copyright

+--    notice, this list of conditions and the following disclaimer.

+-- 2. Redistributions in binary form must reproduce the above

+--    copyright notice, this list of conditions and the following

+--    disclaimer in the documentation and/or other materials

+--    provided with the distribution.

+-- 

+-- THIS SOFTWARE IS PROVIDED BY THE ZPU PROJECT ``AS IS'' AND ANY

+-- EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,

+-- THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A

+-- PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE

+-- ZPU PROJECT OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,

+-- INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES

+-- (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS

+-- OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)

+-- HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,

+-- STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)

+-- ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF

+-- ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

+-- 

+-- The views and conclusions contained in the software and documentation

+-- are those of the authors and should not be interpreted as representing

+-- official policies, either expressed or implied, of the ZPU Project.

+

 library ieee;

 use ieee.std_logic_1164.all;

 use ieee.numeric_std.all;

diff --git a/zpu/hdl/example/interrupt.vhd b/zpu/hdl/example/interrupt.vhd
index 821e29a..ededf85 100644
--- a/zpu/hdl/example/interrupt.vhd
+++ b/zpu/hdl/example/interrupt.vhd
@@ -1,3 +1,37 @@
+-- ZPU

+--

+-- Copyright 2004-2008 oharboe - Øyvind Harboe - oyvind.harboe@zylin.com

+-- 

+-- The FreeBSD license

+-- 

+-- Redistribution and use in source and binary forms, with or without

+-- modification, are permitted provided that the following conditions

+-- are met:

+-- 

+-- 1. Redistributions of source code must retain the above copyright

+--    notice, this list of conditions and the following disclaimer.

+-- 2. Redistributions in binary form must reproduce the above

+--    copyright notice, this list of conditions and the following

+--    disclaimer in the documentation and/or other materials

+--    provided with the distribution.

+-- 

+-- THIS SOFTWARE IS PROVIDED BY THE ZPU PROJECT ``AS IS'' AND ANY

+-- EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,

+-- THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A

+-- PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE

+-- ZPU PROJECT OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,

+-- INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES

+-- (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS

+-- OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)

+-- HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,

+-- STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)

+-- ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF

+-- ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

+-- 

+-- The views and conclusions contained in the software and documentation

+-- are those of the authors and should not be interpreted as representing

+-- official policies, either expressed or implied, of the ZPU Project.

+

 library ieee;

 use ieee.std_logic_1164.all;

 use ieee.numeric_std.all;

diff --git a/zpu/hdl/example/sim_small_fpga_top.vhd b/zpu/hdl/example/sim_small_fpga_top.vhd
index 72b2d7b..f36a285 100644
--- a/zpu/hdl/example/sim_small_fpga_top.vhd
+++ b/zpu/hdl/example/sim_small_fpga_top.vhd
@@ -1,22 +1,37 @@
---------------------------------------------------------------------------------

--- Company: 

--- Engineer:

+-- ZPU

 --

--- Create Date:    20:15:31 04/14/05

--- Design Name:    

--- Module Name:    fpga_top - behave

--- Project Name:   

--- Target Device:  

--- Tool versions:  

--- Description:

---

--- Dependencies:

+-- Copyright 2004-2008 oharboe - Øyvind Harboe - oyvind.harboe@zylin.com

+-- 

+-- The FreeBSD license

+-- 

+-- Redistribution and use in source and binary forms, with or without

+-- modification, are permitted provided that the following conditions

+-- are met:

 -- 

--- Revision:

--- Revision 0.01 - File Created

--- Additional Comments:

+-- 1. Redistributions of source code must retain the above copyright

+--    notice, this list of conditions and the following disclaimer.

+-- 2. Redistributions in binary form must reproduce the above

+--    copyright notice, this list of conditions and the following

+--    disclaimer in the documentation and/or other materials

+--    provided with the distribution.

 -- 

---------------------------------------------------------------------------------

+-- THIS SOFTWARE IS PROVIDED BY THE ZPU PROJECT ``AS IS'' AND ANY

+-- EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,

+-- THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A

+-- PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE

+-- ZPU PROJECT OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,

+-- INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES

+-- (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS

+-- OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)

+-- HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,

+-- STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)

+-- ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF

+-- ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

+-- 

+-- The views and conclusions contained in the software and documentation

+-- are those of the authors and should not be interpreted as representing

+-- official policies, either expressed or implied, of the ZPU Project.--------------------------------------------------------------------------------

+

 library IEEE;

 use IEEE.STD_LOGIC_1164.ALL;

 use ieee.numeric_std.all;

diff --git a/zpu/hdl/example/sim_small_fpga_top_noint.vhd b/zpu/hdl/example/sim_small_fpga_top_noint.vhd
index 86f9a8b..b342d26 100644
--- a/zpu/hdl/example/sim_small_fpga_top_noint.vhd
+++ b/zpu/hdl/example/sim_small_fpga_top_noint.vhd
@@ -1,22 +1,37 @@
---------------------------------------------------------------------------------

--- Company: 

--- Engineer:

+-- ZPU

 --

--- Create Date:    20:15:31 04/14/05

--- Design Name:    

--- Module Name:    fpga_top - behave

--- Project Name:   

--- Target Device:  

--- Tool versions:  

--- Description:

---

--- Dependencies:

+-- Copyright 2004-2008 oharboe - Øyvind Harboe - oyvind.harboe@zylin.com

+-- 

+-- The FreeBSD license

+-- 

+-- Redistribution and use in source and binary forms, with or without

+-- modification, are permitted provided that the following conditions

+-- are met:

 -- 

--- Revision:

--- Revision 0.01 - File Created

--- Additional Comments:

+-- 1. Redistributions of source code must retain the above copyright

+--    notice, this list of conditions and the following disclaimer.

+-- 2. Redistributions in binary form must reproduce the above

+--    copyright notice, this list of conditions and the following

+--    disclaimer in the documentation and/or other materials

+--    provided with the distribution.

 -- 

---------------------------------------------------------------------------------

+-- THIS SOFTWARE IS PROVIDED BY THE ZPU PROJECT ``AS IS'' AND ANY

+-- EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,

+-- THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A

+-- PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE

+-- ZPU PROJECT OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,

+-- INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES

+-- (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS

+-- OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)

+-- HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,

+-- STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)

+-- ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF

+-- ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

+-- 

+-- The views and conclusions contained in the software and documentation

+-- are those of the authors and should not be interpreted as representing

+-- official policies, either expressed or implied, of the ZPU Project.

+

 library IEEE;

 use IEEE.STD_LOGIC_1164.ALL;

 use ieee.numeric_std.all;

diff --git a/zpu/hdl/example/zpu_config.vhd b/zpu/hdl/example/zpu_config.vhd
index 63f6fb9..c4c09b5 100644
--- a/zpu/hdl/example/zpu_config.vhd
+++ b/zpu/hdl/example/zpu_config.vhd
@@ -1,3 +1,37 @@
+-- ZPU

+--

+-- Copyright 2004-2008 oharboe - Øyvind Harboe - oyvind.harboe@zylin.com

+-- 

+-- The FreeBSD license

+-- 

+-- Redistribution and use in source and binary forms, with or without

+-- modification, are permitted provided that the following conditions

+-- are met:

+-- 

+-- 1. Redistributions of source code must retain the above copyright

+--    notice, this list of conditions and the following disclaimer.

+-- 2. Redistributions in binary form must reproduce the above

+--    copyright notice, this list of conditions and the following

+--    disclaimer in the documentation and/or other materials

+--    provided with the distribution.

+-- 

+-- THIS SOFTWARE IS PROVIDED BY THE ZPU PROJECT ``AS IS'' AND ANY

+-- EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,

+-- THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A

+-- PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE

+-- ZPU PROJECT OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,

+-- INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES

+-- (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS

+-- OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)

+-- HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,

+-- STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)

+-- ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF

+-- ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

+-- 

+-- The views and conclusions contained in the software and documentation

+-- are those of the authors and should not be interpreted as representing

+-- official policies, either expressed or implied, of the ZPU Project.

+

 library ieee;

 use ieee.std_logic_1164.all;

 use ieee.std_logic_unsigned.all;

diff --git a/zpu/hdl/wishbone/wishbone_pkg.vhd b/zpu/hdl/wishbone/wishbone_pkg.vhd
index c3b0d9b..97240de 100644
--- a/zpu/hdl/wishbone/wishbone_pkg.vhd
+++ b/zpu/hdl/wishbone/wishbone_pkg.vhd
@@ -1,3 +1,37 @@
+-- ZPU

+--

+-- Copyright 2004-2008 oharboe - Øyvind Harboe - oyvind.harboe@zylin.com

+-- 

+-- The FreeBSD license

+-- 

+-- Redistribution and use in source and binary forms, with or without

+-- modification, are permitted provided that the following conditions

+-- are met:

+-- 

+-- 1. Redistributions of source code must retain the above copyright

+--    notice, this list of conditions and the following disclaimer.

+-- 2. Redistributions in binary form must reproduce the above

+--    copyright notice, this list of conditions and the following

+--    disclaimer in the documentation and/or other materials

+--    provided with the distribution.

+-- 

+-- THIS SOFTWARE IS PROVIDED BY THE ZPU PROJECT ``AS IS'' AND ANY

+-- EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,

+-- THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A

+-- PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE

+-- ZPU PROJECT OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,

+-- INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES

+-- (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS

+-- OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)

+-- HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,

+-- STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)

+-- ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF

+-- ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

+-- 

+-- The views and conclusions contained in the software and documentation

+-- are those of the authors and should not be interpreted as representing

+-- official policies, either expressed or implied, of the ZPU Project.

+

 library IEEE;

 use IEEE.STD_LOGIC_1164.all;

 use IEEE.STD_LOGIC_UNSIGNED.ALL;

diff --git a/zpu/hdl/wishbone/zpu_system.vhd b/zpu/hdl/wishbone/zpu_system.vhd
index 89f630d..5b95a80 100644
--- a/zpu/hdl/wishbone/zpu_system.vhd
+++ b/zpu/hdl/wishbone/zpu_system.vhd
@@ -1,3 +1,37 @@
+-- ZPU

+--

+-- Copyright 2004-2008 oharboe - Øyvind Harboe - oyvind.harboe@zylin.com

+-- 

+-- The FreeBSD license

+-- 

+-- Redistribution and use in source and binary forms, with or without

+-- modification, are permitted provided that the following conditions

+-- are met:

+-- 

+-- 1. Redistributions of source code must retain the above copyright

+--    notice, this list of conditions and the following disclaimer.

+-- 2. Redistributions in binary form must reproduce the above

+--    copyright notice, this list of conditions and the following

+--    disclaimer in the documentation and/or other materials

+--    provided with the distribution.

+-- 

+-- THIS SOFTWARE IS PROVIDED BY THE ZPU PROJECT ``AS IS'' AND ANY

+-- EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,

+-- THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A

+-- PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE

+-- ZPU PROJECT OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,

+-- INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES

+-- (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS

+-- OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)

+-- HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,

+-- STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)

+-- ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF

+-- ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

+-- 

+-- The views and conclusions contained in the software and documentation

+-- are those of the authors and should not be interpreted as representing

+-- official policies, either expressed or implied, of the ZPU Project.

+

 library IEEE;

 use IEEE.STD_LOGIC_1164.all;

 use IEEE.STD_LOGIC_UNSIGNED.all; 

diff --git a/zpu/hdl/wishbone/zpu_wb_bridge.vhd b/zpu/hdl/wishbone/zpu_wb_bridge.vhd
index 4182f7a..226d839 100644
--- a/zpu/hdl/wishbone/zpu_wb_bridge.vhd
+++ b/zpu/hdl/wishbone/zpu_wb_bridge.vhd
@@ -1,3 +1,37 @@
+-- ZPU

+--

+-- Copyright 2004-2008 oharboe - Øyvind Harboe - oyvind.harboe@zylin.com

+-- 

+-- The FreeBSD license

+-- 

+-- Redistribution and use in source and binary forms, with or without

+-- modification, are permitted provided that the following conditions

+-- are met:

+-- 

+-- 1. Redistributions of source code must retain the above copyright

+--    notice, this list of conditions and the following disclaimer.

+-- 2. Redistributions in binary form must reproduce the above

+--    copyright notice, this list of conditions and the following

+--    disclaimer in the documentation and/or other materials

+--    provided with the distribution.

+-- 

+-- THIS SOFTWARE IS PROVIDED BY THE ZPU PROJECT ``AS IS'' AND ANY

+-- EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,

+-- THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A

+-- PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE

+-- ZPU PROJECT OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,

+-- INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES

+-- (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS

+-- OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)

+-- HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,

+-- STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)

+-- ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF

+-- ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

+-- 

+-- The views and conclusions contained in the software and documentation

+-- are those of the authors and should not be interpreted as representing

+-- official policies, either expressed or implied, of the ZPU Project.

+

 library IEEE;

 use IEEE.STD_LOGIC_1164.ALL;

 use IEEE.STD_LOGIC_UNSIGNED.ALL;

diff --git a/zpu/hdl/zpu4/core/zpu_config.vhd b/zpu/hdl/zpu4/core/zpu_config.vhd
index ffc144b..4fecf01 100644
--- a/zpu/hdl/zpu4/core/zpu_config.vhd
+++ b/zpu/hdl/zpu4/core/zpu_config.vhd
@@ -1,3 +1,38 @@
+-- ZPU

+--

+-- Copyright 2004-2008 oharboe - Øyvind Harboe - oyvind.harboe@zylin.com

+-- 

+-- The FreeBSD license

+-- 

+-- Redistribution and use in source and binary forms, with or without

+-- modification, are permitted provided that the following conditions

+-- are met:

+-- 

+-- 1. Redistributions of source code must retain the above copyright

+--    notice, this list of conditions and the following disclaimer.

+-- 2. Redistributions in binary form must reproduce the above

+--    copyright notice, this list of conditions and the following

+--    disclaimer in the documentation and/or other materials

+--    provided with the distribution.

+-- 

+-- THIS SOFTWARE IS PROVIDED BY THE ZPU PROJECT ``AS IS'' AND ANY

+-- EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,

+-- THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A

+-- PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE

+-- ZPU PROJECT OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,

+-- INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES

+-- (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS

+-- OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)

+-- HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,

+-- STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)

+-- ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF

+-- ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

+-- 

+-- The views and conclusions contained in the software and documentation

+-- are those of the authors and should not be interpreted as representing

+-- official policies, either expressed or implied, of the ZPU Project.

+

+

 library ieee;

 use ieee.std_logic_1164.all;

 use ieee.std_logic_unsigned.all;

diff --git a/zpu/hdl/zpu4/core/zpu_core.vhd b/zpu/hdl/zpu4/core/zpu_core.vhd
index 37fa2d1..012fe1b 100644
--- a/zpu/hdl/zpu4/core/zpu_core.vhd
+++ b/zpu/hdl/zpu4/core/zpu_core.vhd
@@ -1,6 +1,36 @@
-

--- Company: ZPU4 generic memory interface CPU

--- Engineer: Øyvind Harboe

+-- ZPU

+--

+-- Copyright 2004-2008 oharboe - Øyvind Harboe - oyvind.harboe@zylin.com

+-- 

+-- The FreeBSD license

+-- 

+-- Redistribution and use in source and binary forms, with or without

+-- modification, are permitted provided that the following conditions

+-- are met:

+-- 

+-- 1. Redistributions of source code must retain the above copyright

+--    notice, this list of conditions and the following disclaimer.

+-- 2. Redistributions in binary form must reproduce the above

+--    copyright notice, this list of conditions and the following

+--    disclaimer in the documentation and/or other materials

+--    provided with the distribution.

+-- 

+-- THIS SOFTWARE IS PROVIDED BY THE ZPU PROJECT ``AS IS'' AND ANY

+-- EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,

+-- THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A

+-- PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE

+-- ZPU PROJECT OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,

+-- INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES

+-- (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS

+-- OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)

+-- HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,

+-- STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)

+-- ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF

+-- ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

+-- 

+-- The views and conclusions contained in the software and documentation

+-- are those of the authors and should not be interpreted as representing

+-- official policies, either expressed or implied, of the ZPU Project.

 

 library IEEE;

 use IEEE.STD_LOGIC_1164.ALL;

diff --git a/zpu/hdl/zpu4/core/zpu_core_small.vhd b/zpu/hdl/zpu4/core/zpu_core_small.vhd
index 03526bd..69bbe1a 100644
--- a/zpu/hdl/zpu4/core/zpu_core_small.vhd
+++ b/zpu/hdl/zpu4/core/zpu_core_small.vhd
@@ -1,5 +1,36 @@
--- Company: ZPU3

--- Engineer: Øyvind Harboe

+-- ZPU

+--

+-- Copyright 2004-2008 oharboe - Øyvind Harboe - oyvind.harboe@zylin.com

+-- 

+-- The FreeBSD license

+-- 

+-- Redistribution and use in source and binary forms, with or without

+-- modification, are permitted provided that the following conditions

+-- are met:

+-- 

+-- 1. Redistributions of source code must retain the above copyright

+--    notice, this list of conditions and the following disclaimer.

+-- 2. Redistributions in binary form must reproduce the above

+--    copyright notice, this list of conditions and the following

+--    disclaimer in the documentation and/or other materials

+--    provided with the distribution.

+-- 

+-- THIS SOFTWARE IS PROVIDED BY THE ZPU PROJECT ``AS IS'' AND ANY

+-- EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,

+-- THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A

+-- PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE

+-- ZPU PROJECT OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,

+-- INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES

+-- (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS

+-- OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)

+-- HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,

+-- STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)

+-- ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF

+-- ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

+-- 

+-- The views and conclusions contained in the software and documentation

+-- are those of the authors and should not be interpreted as representing

+-- official policies, either expressed or implied, of the ZPU Project.

 

 library IEEE;

 use IEEE.STD_LOGIC_1164.ALL;

diff --git a/zpu/hdl/zpu4/core/zpupkg.vhd b/zpu/hdl/zpu4/core/zpupkg.vhd
index e8d54a3..59d26e5 100644
--- a/zpu/hdl/zpu4/core/zpupkg.vhd
+++ b/zpu/hdl/zpu4/core/zpupkg.vhd
@@ -1,3 +1,37 @@
+-- ZPU

+--

+-- Copyright 2004-2008 oharboe - Øyvind Harboe - oyvind.harboe@zylin.com

+-- 

+-- The FreeBSD license

+-- 

+-- Redistribution and use in source and binary forms, with or without

+-- modification, are permitted provided that the following conditions

+-- are met:

+-- 

+-- 1. Redistributions of source code must retain the above copyright

+--    notice, this list of conditions and the following disclaimer.

+-- 2. Redistributions in binary form must reproduce the above

+--    copyright notice, this list of conditions and the following

+--    disclaimer in the documentation and/or other materials

+--    provided with the distribution.

+-- 

+-- THIS SOFTWARE IS PROVIDED BY THE ZPU PROJECT ``AS IS'' AND ANY

+-- EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,

+-- THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A

+-- PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE

+-- ZPU PROJECT OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,

+-- INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES

+-- (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS

+-- OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)

+-- HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,

+-- STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)

+-- ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF

+-- ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

+-- 

+-- The views and conclusions contained in the software and documentation

+-- are those of the authors and should not be interpreted as representing

+-- official policies, either expressed or implied, of the ZPU Project.

+

 library IEEE;

 use IEEE.STD_LOGIC_1164.all;

 use ieee.numeric_std.all;

diff --git a/zpu/hdl/zpu4/src/trace.vhd b/zpu/hdl/zpu4/src/trace.vhd
index e687aaf..2413970 100644
--- a/zpu/hdl/zpu4/src/trace.vhd
+++ b/zpu/hdl/zpu4/src/trace.vhd
@@ -1,3 +1,37 @@
+-- ZPU

+--

+-- Copyright 2004-2008 oharboe - Øyvind Harboe - oyvind.harboe@zylin.com

+-- 

+-- The FreeBSD license

+-- 

+-- Redistribution and use in source and binary forms, with or without

+-- modification, are permitted provided that the following conditions

+-- are met:

+-- 

+-- 1. Redistributions of source code must retain the above copyright

+--    notice, this list of conditions and the following disclaimer.

+-- 2. Redistributions in binary form must reproduce the above

+--    copyright notice, this list of conditions and the following

+--    disclaimer in the documentation and/or other materials

+--    provided with the distribution.

+-- 

+-- THIS SOFTWARE IS PROVIDED BY THE ZPU PROJECT ``AS IS'' AND ANY

+-- EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,

+-- THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A

+-- PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE

+-- ZPU PROJECT OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,

+-- INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES

+-- (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS

+-- OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)

+-- HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,

+-- STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)

+-- ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF

+-- ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

+-- 

+-- The views and conclusions contained in the software and documentation

+-- are those of the authors and should not be interpreted as representing

+-- official policies, either expressed or implied, of the ZPU Project.

+

 library ieee;

 use ieee.std_logic_1164.all;

 use ieee.numeric_std.all;

diff --git a/zpu/hdl/zpu4/src/txt_util.vhd b/zpu/hdl/zpu4/src/txt_util.vhd
index d3bf01a..3d5297a 100644
--- a/zpu/hdl/zpu4/src/txt_util.vhd
+++ b/zpu/hdl/zpu4/src/txt_util.vhd
@@ -1,3 +1,37 @@
+-- ZPU

+--

+-- Copyright 2004-2008 oharboe - Øyvind Harboe - oyvind.harboe@zylin.com

+-- 

+-- The FreeBSD license

+-- 

+-- Redistribution and use in source and binary forms, with or without

+-- modification, are permitted provided that the following conditions

+-- are met:

+-- 

+-- 1. Redistributions of source code must retain the above copyright

+--    notice, this list of conditions and the following disclaimer.

+-- 2. Redistributions in binary form must reproduce the above

+--    copyright notice, this list of conditions and the following

+--    disclaimer in the documentation and/or other materials

+--    provided with the distribution.

+-- 

+-- THIS SOFTWARE IS PROVIDED BY THE ZPU PROJECT ``AS IS'' AND ANY

+-- EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,

+-- THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A

+-- PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE

+-- ZPU PROJECT OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,

+-- INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES

+-- (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS

+-- OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)

+-- HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,

+-- STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)

+-- ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF

+-- ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

+-- 

+-- The views and conclusions contained in the software and documentation

+-- are those of the authors and should not be interpreted as representing

+-- official policies, either expressed or implied, of the ZPU Project.

+

 library ieee;

 use ieee.std_logic_1164.all;

 use std.textio.all;