add BSD license

22 files changed, 44 insertions, 0 deletions

diff --git a/pk/atomic.h b/pk/atomic.h
index abd2e05..c0c1d84 100644
--- a/pk/atomic.h
+++ b/pk/atomic.h
@@ -1,3 +1,5 @@
+// See LICENSE for license details.
+
 #ifndef _RISCV_ATOMIC_H
 #define _RISCV_ATOMIC_H
 
diff --git a/pk/elf.c b/pk/elf.c
index 7365779..ecd2f61 100644
--- a/pk/elf.c
+++ b/pk/elf.c
@@ -1,3 +1,5 @@
+// See LICENSE for license details.
+
 #include <sys/stat.h>
 #include <fcntl.h>
 #include <elf.h>
diff --git a/pk/elf.h b/pk/elf.h
index f88da2f..ea39078 100644
--- a/pk/elf.h
+++ b/pk/elf.h
@@ -1,3 +1,5 @@
+// See LICENSE for license details.
+
 // See LICENSE for details.
 
 #ifndef _ELF_H
diff --git a/pk/entry.S b/pk/entry.S
index 8686f77..c947a24 100644
--- a/pk/entry.S
+++ b/pk/entry.S
@@ -1,3 +1,5 @@
+// See LICENSE for license details.
+
 #include "pcr.h"
 
 #ifdef __riscv64
diff --git a/pk/file.c b/pk/file.c
index fa7e1e1..195bcdc 100644
--- a/pk/file.c
+++ b/pk/file.c
@@ -1,3 +1,5 @@
+// See LICENSE for license details.
+
 #include <string.h>
 #include <errno.h>
 #include "file.h"
diff --git a/pk/file.h b/pk/file.h
index 55637a3..89d0523 100644
--- a/pk/file.h
+++ b/pk/file.h
@@ -1,3 +1,5 @@
+// See LICENSE for license details.
+
 #ifndef _FILE_H
 #define _FILE_H
 
diff --git a/pk/fp.c b/pk/fp.c
index f6d4eaf..96d8ddc 100644
--- a/pk/fp.c
+++ b/pk/fp.c
@@ -1,3 +1,5 @@
+// See LICENSE for license details.
+
 #include "pk.h"
 #include "pcr.h"
 #include "fp.h"
diff --git a/pk/fp.h b/pk/fp.h
index 6cdae46..42e48e4 100644
--- a/pk/fp.h
+++ b/pk/fp.h
@@ -1,3 +1,5 @@
+// See LICENSE for license details.
+
 #ifndef _FP_H
 #define _FP_H
 
diff --git a/pk/fp_asm.S b/pk/fp_asm.S
index 1701db1..046ef41 100644
--- a/pk/fp_asm.S
+++ b/pk/fp_asm.S
@@ -1,3 +1,5 @@
+// See LICENSE for license details.
+
 #include "pcr.h"
 
 	.text
diff --git a/pk/frontend.c b/pk/frontend.c
index 1818b0f..9614142 100644
--- a/pk/frontend.c
+++ b/pk/frontend.c
@@ -1,3 +1,5 @@
+// See LICENSE for license details.
+
 #include "pk.h"
 #include "atomic.h"
 #include "frontend.h"
diff --git a/pk/frontend.h b/pk/frontend.h
index 86a8917..a3bc4de 100644
--- a/pk/frontend.h
+++ b/pk/frontend.h
@@ -1,3 +1,5 @@
+// See LICENSE for license details.
+
 #ifndef _RISCV_FRONTEND_H
 #define _RISCV_FRONTEND_H
 
diff --git a/pk/handlers.c b/pk/handlers.c
index dda707b..53b2b52 100644
--- a/pk/handlers.c
+++ b/pk/handlers.c
@@ -1,3 +1,5 @@
+// See LICENSE for license details.
+
 #include "pcr.h"
 #include "pk.h"
 #include "config.h"
diff --git a/pk/init.c b/pk/init.c
index b028cc9..ede1365 100644
--- a/pk/init.c
+++ b/pk/init.c
@@ -1,3 +1,5 @@
+// See LICENSE for license details.
+
 #include "pcr.h"
 #include "pk.h"
 #include "file.h"
diff --git a/pk/int.c b/pk/int.c
index 8759a46..51f8878 100644
--- a/pk/int.c
+++ b/pk/int.c
@@ -1,3 +1,5 @@
+// See LICENSE for license details.
+
 #include "pk.h"
 #include "pcr.h"
 
diff --git a/pk/memset.c b/pk/memset.c
index d634138..56c0fa1 100644
--- a/pk/memset.c
+++ b/pk/memset.c
@@ -1,3 +1,5 @@
+// See LICENSE for license details.
+
 #include <limits.h>
 #include <string.h>
 
diff --git a/pk/pcr.h b/pk/pcr.h
index 7659a97..cc78f2f 100644
--- a/pk/pcr.h
+++ b/pk/pcr.h
@@ -1,3 +1,5 @@
+// See LICENSE for license details.
+
 #ifndef _RISCV_PCR_H
 #define _RISCV_PCR_H
 
diff --git a/pk/pk.S b/pk/pk.S
index 3261ef9..ada042d 100644
--- a/pk/pk.S
+++ b/pk/pk.S
@@ -1,3 +1,5 @@
+// See LICENSE for license details.
+
 #include "pcr.h"
 #include "pk.h"
 
diff --git a/pk/pk.h b/pk/pk.h
index 84d1b9a..548c17e 100644
--- a/pk/pk.h
+++ b/pk/pk.h
@@ -1,3 +1,5 @@
+// See LICENSE for license details.
+
 #ifndef _PK_H
 #define _PK_H
 
diff --git a/pk/riscv-opc.h b/pk/riscv-opc.h
index 7bad495..d42e6d3 100644
--- a/pk/riscv-opc.h
+++ b/pk/riscv-opc.h
@@ -1,3 +1,5 @@
+// See LICENSE for license details.
+
 /* Automatically generated by parse-opcodes */
 #define MATCH_MOVN 0x6f7
 #define  MASK_MOVN 0x1ffff
diff --git a/pk/strlen.c b/pk/strlen.c
index 12b3836..57794b7 100644
--- a/pk/strlen.c
+++ b/pk/strlen.c
@@ -1,3 +1,5 @@
+// See LICENSE for license details.
+
 #include <string.h>
 #include <limits.h>
 
diff --git a/pk/syscall.c b/pk/syscall.c
index f4c4f92..711bb9e 100644
--- a/pk/syscall.c
+++ b/pk/syscall.c
@@ -1,3 +1,5 @@
+// See LICENSE for license details.
+
 #include <machine/syscall.h>
 #include <string.h>
 #include <errno.h>
diff --git a/pk/syscall.h b/pk/syscall.h
index e45d1dd..d39a6a3 100644
--- a/pk/syscall.h
+++ b/pk/syscall.h
@@ -1,2 +1,4 @@
+// See LICENSE for license details.
+
 
 #include <machine/syscall.h>