add BSD license

23 files changed, 68 insertions, 0 deletions

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/riscv/cachesim.cc b/riscv/cachesim.cc
index cd33ca1..9a11187 100644
--- a/riscv/cachesim.cc
+++ b/riscv/cachesim.cc
@@ -1,3 +1,5 @@
+// See LICENSE for license details.
+
 #include "cachesim.h"
 #include "common.h"
 #include <cstdlib>
diff --git a/riscv/cachesim.h b/riscv/cachesim.h
index 96631a0..51044c3 100644
--- a/riscv/cachesim.h
+++ b/riscv/cachesim.h
@@ -1,3 +1,5 @@
+// See LICENSE for license details.
+
 #ifndef _RISCV_CACHE_SIM_H
 #define _RISCV_CACHE_SIM_H
 
diff --git a/riscv/common.h b/riscv/common.h
index 03f8c8e..8ddd984 100644
--- a/riscv/common.h
+++ b/riscv/common.h
@@ -1,3 +1,5 @@
+// See LICENSE for license details.
+
 #ifndef _RISCV_COMMON_H
 #define _RISCV_COMMON_H
 
diff --git a/riscv/decode.h b/riscv/decode.h
index b8a036b..bf16e72 100644
--- a/riscv/decode.h
+++ b/riscv/decode.h
@@ -1,3 +1,5 @@
+// See LICENSE for license details.
+
 #ifndef _RISCV_DECODE_H
 #define _RISCV_DECODE_H
 
diff --git a/riscv/disasm.cc b/riscv/disasm.cc
index 1252a38..c59a5da 100644
--- a/riscv/disasm.cc
+++ b/riscv/disasm.cc
@@ -1,3 +1,5 @@
+// See LICENSE for license details.
+
 #include "disasm.h"
 #include <string>
 #include <vector>
diff --git a/riscv/disasm.h b/riscv/disasm.h
index 0b55948..ee6d919 100644
--- a/riscv/disasm.h
+++ b/riscv/disasm.h
@@ -1,3 +1,5 @@
+// See LICENSE for license details.
+
 #ifndef _RISCV_DISASM_H
 #define _RISCV_DISASM_H
 
diff --git a/riscv/htif.cc b/riscv/htif.cc
index 438d862..0512b6f 100644
--- a/riscv/htif.cc
+++ b/riscv/htif.cc
@@ -1,3 +1,5 @@
+// See LICENSE for license details.
+
 #include "htif.h"
 #include "sim.h"
 #include <unistd.h>
diff --git a/riscv/htif.h b/riscv/htif.h
index 034743a..3e4a88d 100644
--- a/riscv/htif.h
+++ b/riscv/htif.h
@@ -1,3 +1,5 @@
+// See LICENSE for license details.
+
 #ifndef _HTIF_H
 #define _HTIF_H
 
diff --git a/riscv/insn_header.h b/riscv/insn_header.h
index 9ea3586..c5f1080 100644
--- a/riscv/insn_header.h
+++ b/riscv/insn_header.h
@@ -1,3 +1,5 @@
+// See LICENSE for license details.
+
 #include "processor.h"
 #include "config.h"
 #include "sim.h"
diff --git a/riscv/interactive.cc b/riscv/interactive.cc
index 58a9066..3f02910 100644
--- a/riscv/interactive.cc
+++ b/riscv/interactive.cc
@@ -1,3 +1,5 @@
+// See LICENSE for license details.
+
 #include "sim.h"
 #include "htif.h"
 #include <sys/mman.h>
diff --git a/riscv/memtracer.h b/riscv/memtracer.h
index 82c02b6..127a641 100644
--- a/riscv/memtracer.h
+++ b/riscv/memtracer.h
@@ -1,3 +1,5 @@
+// See LICENSE for license details.
+
 #ifndef _MEMTRACER_H
 #define _MEMTRACER_H
 
diff --git a/riscv/mmu.cc b/riscv/mmu.cc
index 9f433b5..e95e5f9 100644
--- a/riscv/mmu.cc
+++ b/riscv/mmu.cc
@@ -1,3 +1,5 @@
+// See LICENSE for license details.
+
 #include "mmu.h"
 #include "sim.h"
 #include "processor.h"
diff --git a/riscv/mmu.h b/riscv/mmu.h
index 58896ae..43a3ec9 100644
--- a/riscv/mmu.h
+++ b/riscv/mmu.h
@@ -1,3 +1,5 @@
+// See LICENSE for license details.
+
 #ifndef _RISCV_MMU_H
 #define _RISCV_MMU_H
 
diff --git a/riscv/opcodes.h b/riscv/opcodes.h
index 52af654..9ca7cc8 100644
--- a/riscv/opcodes.h
+++ b/riscv/opcodes.h
@@ -1,3 +1,5 @@
+// See LICENSE for license details.
+
 DECLARE_INSN(movn, 0x6f7, 0x1ffff)
 DECLARE_INSN(vfsstw, 0x150f, 0x1ffff)
 DECLARE_INSN(remuw, 0x7bb, 0x1ffff)
diff --git a/riscv/pcr.h b/riscv/pcr.h
index 33939d8..11bfc65 100644
--- a/riscv/pcr.h
+++ b/riscv/pcr.h
@@ -1,3 +1,5 @@
+// See LICENSE for license details.
+
 #ifndef _RISCV_PCR_H
 #define _RISCV_PCR_H
 
diff --git a/riscv/processor.cc b/riscv/processor.cc
index 9f87f75..dbae921 100644
--- a/riscv/processor.cc
+++ b/riscv/processor.cc
@@ -1,3 +1,5 @@
+// See LICENSE for license details.
+
 #include "processor.h"
 #include "common.h"
 #include "config.h"
diff --git a/riscv/processor.h b/riscv/processor.h
index 826fb96..e452df2 100644
--- a/riscv/processor.h
+++ b/riscv/processor.h
@@ -1,3 +1,5 @@
+// See LICENSE for license details.
+
 #ifndef _RISCV_PROCESSOR_H
 #define _RISCV_PROCESSOR_H
 
diff --git a/riscv/riscv-isa-run.cc b/riscv/riscv-isa-run.cc
index 852556c..142df33 100644
--- a/riscv/riscv-isa-run.cc
+++ b/riscv/riscv-isa-run.cc
@@ -1,3 +1,5 @@
+// See LICENSE for license details.
+
 #include "sim.h"
 #include "htif.h"
 #include "cachesim.h"
diff --git a/riscv/sim.cc b/riscv/sim.cc
index 1cac94f..af51fea 100644
--- a/riscv/sim.cc
+++ b/riscv/sim.cc
@@ -1,3 +1,5 @@
+// See LICENSE for license details.
+
 #include "sim.h"
 #include "htif.h"
 #include <sys/mman.h>
diff --git a/riscv/sim.h b/riscv/sim.h
index aed4e87..e3b4097 100644
--- a/riscv/sim.h
+++ b/riscv/sim.h
@@ -1,3 +1,5 @@
+// See LICENSE for license details.
+
 #ifndef _RISCV_SIM_H
 #define _RISCV_SIM_H
 
diff --git a/riscv/trap.cc b/riscv/trap.cc
index d873a19..ba0d867 100644
--- a/riscv/trap.cc
+++ b/riscv/trap.cc
@@ -1,3 +1,5 @@
+// See LICENSE for license details.
+
 #include "trap.h"
 
 const char* trap_name(trap_t t)
diff --git a/riscv/trap.h b/riscv/trap.h
index d09da3f..6448e51 100644
--- a/riscv/trap.h
+++ b/riscv/trap.h
@@ -1,3 +1,5 @@
+// See LICENSE for license details.
+
 #ifndef _RISCV_TRAP_H
 #define _RISCV_TRAP_H