diff --git a/LICENSE b/LICENSE
new file mode 100644
index 0000000..53e0e66
--- /dev/null
+++ b/LICENSE
@@ -0,0 +1,24 @@
+Copyright (c) 2013, The Regents of the University of California (Regents).
+All Rights Reserved.
+
+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.
+3. Neither the name of the Regents nor the
+   names of its contributors may be used to endorse or promote products
+   derived from this software without specific prior written permission.
+
+IN NO EVENT SHALL REGENTS BE LIABLE TO ANY PARTY FOR DIRECT, INDIRECT,
+SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES, INCLUDING LOST PROFITS, ARISING
+OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF REGENTS HAS
+BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+REGENTS SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
+THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+PURPOSE. THE SOFTWARE AND ACCOMPANYING DOCUMENTATION, IF ANY, PROVIDED
+HEREUNDER IS PROVIDED "AS IS". REGENTS HAS NO OBLIGATION TO PROVIDE
+MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
diff --git a/fesvr/dummy.c b/fesvr/dummy.c
index 43539a4..83a4222 100644
--- a/fesvr/dummy.c
+++ b/fesvr/dummy.c
@@ -1,2 +1,4 @@
+// See LICENSE for license details.
+
 // help out poor, C-centric autoconf
 void libfesvr_is_present(){}
diff --git a/fesvr/elf2hex.cc b/fesvr/elf2hex.cc
index c77b3ac..ea34062 100644
--- a/fesvr/elf2hex.cc
+++ b/fesvr/elf2hex.cc
@@ -1,3 +1,5 @@
+// See LICENSE for license details.
+
 #include <iostream>
 #include "htif_hexwriter.h"
 #include "memif.h"
diff --git a/fesvr/fesvr-eth.cc b/fesvr/fesvr-eth.cc
index 44c2dd4..99f7029 100644
--- a/fesvr/fesvr-eth.cc
+++ b/fesvr/fesvr-eth.cc
@@ -1,3 +1,5 @@
+// See LICENSE for license details.
+
 #include "htif_eth.h"
 
 int main(int argc, char** argv)
diff --git a/fesvr/fesvr-rs232.cc b/fesvr/fesvr-rs232.cc
index 653d3b0..5bfeb11 100644
--- a/fesvr/fesvr-rs232.cc
+++ b/fesvr/fesvr-rs232.cc
@@ -1,3 +1,5 @@
+// See LICENSE for license details.
+
 #include "htif_rs232.h"
 
 int main(int argc, char** argv)
diff --git a/fesvr/fesvr-zedboard.cc b/fesvr/fesvr-zedboard.cc
index bfcd18f..680e4e7 100644
--- a/fesvr/fesvr-zedboard.cc
+++ b/fesvr/fesvr-zedboard.cc
@@ -1,3 +1,5 @@
+// See LICENSE for license details.
+
 #include "htif_zedboard.h"
 
 int main(int argc, char** argv)
diff --git a/fesvr/htif.cc b/fesvr/htif.cc
index aaac6b0..f1b9e92 100644
--- a/fesvr/htif.cc
+++ b/fesvr/htif.cc
@@ -1,3 +1,5 @@
+// See LICENSE for license details.
+
 #include "htif.h"
 #include "elfloader.h"
 #include <algorithm>
diff --git a/fesvr/htif.h b/fesvr/htif.h
index 8048a91..f22d2a1 100644
--- a/fesvr/htif.h
+++ b/fesvr/htif.h
@@ -1,3 +1,5 @@
+// See LICENSE for license details.
+
 #ifndef __HTIF_H
 #define __HTIF_H
 
diff --git a/fesvr/htif_eth.cc b/fesvr/htif_eth.cc
index f76b6f1..fcbbc12 100644
--- a/fesvr/htif_eth.cc
+++ b/fesvr/htif_eth.cc
@@ -1,3 +1,5 @@
+// See LICENSE for license details.
+
 #include "htif_eth.h"
 #include <algorithm>
 #include <sys/types.h>
diff --git a/fesvr/htif_eth.h b/fesvr/htif_eth.h
index 9f4185e..c4f7e2f 100644
--- a/fesvr/htif_eth.h
+++ b/fesvr/htif_eth.h
@@ -1,3 +1,5 @@
+// See LICENSE for license details.
+
 #ifndef __HTIF_ETH_H
 #define __HTIF_ETH_H
 
diff --git a/fesvr/htif_hexwriter.cc b/fesvr/htif_hexwriter.cc
index 0e8e71f..621a31e 100644
--- a/fesvr/htif_hexwriter.cc
+++ b/fesvr/htif_hexwriter.cc
@@ -1,3 +1,5 @@
+// See LICENSE for license details.
+
 #include <iostream>
 #include <assert.h>
 #include "htif_hexwriter.h"
diff --git a/fesvr/htif_hexwriter.h b/fesvr/htif_hexwriter.h
index b12d760..3f6d9b7 100644
--- a/fesvr/htif_hexwriter.h
+++ b/fesvr/htif_hexwriter.h
@@ -1,3 +1,5 @@
+// See LICENSE for license details.
+
 #ifndef __HTIF_HEXWRITER_H
 #define __HTIF_HEXWRITER_H
 
diff --git a/fesvr/htif_pthread.cc b/fesvr/htif_pthread.cc
index 0cbb625..12513da 100644
--- a/fesvr/htif_pthread.cc
+++ b/fesvr/htif_pthread.cc
@@ -1,3 +1,5 @@
+// See LICENSE for license details.
+
 #include "htif_pthread.h"
 #include <algorithm>
 #include <stdio.h>
diff --git a/fesvr/htif_pthread.h b/fesvr/htif_pthread.h
index 3d7c099..e73e89d 100644
--- a/fesvr/htif_pthread.h
+++ b/fesvr/htif_pthread.h
@@ -1,3 +1,5 @@
+// See LICENSE for license details.
+
 #ifndef _HTIF_PTHREAD_H
 #define _HTIF_PTHREAD_H
 
diff --git a/fesvr/htif_rs232.cc b/fesvr/htif_rs232.cc
index 554694e..58e0959 100644
--- a/fesvr/htif_rs232.cc
+++ b/fesvr/htif_rs232.cc
@@ -1,3 +1,5 @@
+// See LICENSE for license details.
+
 #include "htif_rs232.h"
 #include <algorithm>
 #include <sys/types.h>
diff --git a/fesvr/htif_rs232.h b/fesvr/htif_rs232.h
index 6312e77..78ef971 100644
--- a/fesvr/htif_rs232.h
+++ b/fesvr/htif_rs232.h
@@ -1,3 +1,5 @@
+// See LICENSE for license details.
+
 #ifndef __HTIF_RS232_H
 #define __HTIF_RS232_H
 
diff --git a/fesvr/htif_zedboard.cc b/fesvr/htif_zedboard.cc
index 2e8fd2e..ebade22 100644
--- a/fesvr/htif_zedboard.cc
+++ b/fesvr/htif_zedboard.cc
@@ -1,3 +1,5 @@
+// See LICENSE for license details.
+
 #include "htif_zedboard.h"
 #include <unistd.h>
 #include <fcntl.h>
diff --git a/fesvr/htif_zedboard.h b/fesvr/htif_zedboard.h
index db67d05..fbb020f 100644
--- a/fesvr/htif_zedboard.h
+++ b/fesvr/htif_zedboard.h
@@ -1,3 +1,5 @@
+// See LICENSE for license details.
+
 #ifndef __HTIF_ZEDBOARD_H
 #define __HTIF_ZEDBOARD_H
 
diff --git a/fesvr/memif.cc b/fesvr/memif.cc
index 6d57733..aa72ee4 100644
--- a/fesvr/memif.cc
+++ b/fesvr/memif.cc
@@ -1,3 +1,5 @@
+// See LICENSE for license details.
+
 /* Author: Andrew S. Waterman
  *         Parallel Computing Laboratory
  *         Electrical Engineering and Computer Sciences
diff --git a/fesvr/memif.h b/fesvr/memif.h
index b099dca..e91a540 100644
--- a/fesvr/memif.h
+++ b/fesvr/memif.h
@@ -1,3 +1,5 @@
+// See LICENSE for license details.
+
 /* Author: Andrew S. Waterman
  *         Parallel Computing Laboratory
  *         Electrical Engineering and Computer Sciences
diff --git a/fesvr/option_parser.cc b/fesvr/option_parser.cc
index ff067f7..bb025dc 100644
--- a/fesvr/option_parser.cc
+++ b/fesvr/option_parser.cc
@@ -1,3 +1,5 @@
+// See LICENSE for license details.
+
 #include "option_parser.h"
 #include <cstdio>
 #include <cstdlib>
diff --git a/fesvr/option_parser.h b/fesvr/option_parser.h
index e189f24..b2cb8ed 100644
--- a/fesvr/option_parser.h
+++ b/fesvr/option_parser.h
@@ -1,3 +1,5 @@
+// See LICENSE for license details.
+
 #ifndef _OPTION_PARSER_H
 #define _OPTION_PARSER_H
 
diff --git a/fesvr/packet.cc b/fesvr/packet.cc
index efa3357..cc0710c 100644
--- a/fesvr/packet.cc
+++ b/fesvr/packet.cc
@@ -1,3 +1,5 @@
+// See LICENSE for license details.
+
 #include "packet.h"
 #include <string.h>
 
diff --git a/fesvr/packet.h b/fesvr/packet.h
index a2e4ece..ce0a3d8 100644
--- a/fesvr/packet.h
+++ b/fesvr/packet.h
@@ -1,3 +1,5 @@
+// See LICENSE for license details.
+
 #ifndef __HTIF_PACKET_H
 #define __HTIF_PACKET_H
 
diff --git a/fesvr/syscall.cc b/fesvr/syscall.cc
index b943bcc..7e1b4b7 100644
--- a/fesvr/syscall.cc
+++ b/fesvr/syscall.cc
@@ -1,3 +1,5 @@
+// See LICENSE for license details.
+
 #include "syscall.h"
 #include "htif.h"
 #include <unistd.h>
diff --git a/fesvr/syscall.h b/fesvr/syscall.h
index 0fe7931..a8775a6 100644
--- a/fesvr/syscall.h
+++ b/fesvr/syscall.h
@@ -1,3 +1,5 @@
+// See LICENSE for license details.
+
 #ifndef __SYSCALL_H
 #define __SYSCALL_H