add licensing information

8 files changed, 37 insertions, 7 deletions

diff --git a/src/arch/esp8266/Kconfig b/src/arch/esp8266/Kconfig
index 5542dd5..5c2137c 100644
--- a/src/arch/esp8266/Kconfig
+++ b/src/arch/esp8266/Kconfig
@@ -1,3 +1,6 @@
+# Copyright 2020 Daniel Friesel
+#
+# SPDX-License-Identifier: CC0-1.0
 config arch_esp8266_driver_counter
 bool "Cycle Counter"
 select meta_driver_counter
diff --git a/src/arch/esp8266/Makefile.inc b/src/arch/esp8266/Makefile.inc
index 1b82d31..6a0e476 100644
--- a/src/arch/esp8266/Makefile.inc
+++ b/src/arch/esp8266/Makefile.inc
@@ -1,4 +1,8 @@
 # vim:ft=make
+#
+# Copyright 2020 Daniel Friesel
+#
+# SPDX-License-Identifier: BSD-2-Clause
 
 TOOLCHAIN_BASE ?= /home/derf/var/projects/esp8266/toolchain/xtensa-lx106-elf/bin
 SDK_BASE ?= /home/derf/var/projects/esp8266/toolchain/xtensa-lx106-elf/xtensa-lx106-elf/sysroot/usr
diff --git a/src/arch/esp8266/arch.cc b/src/arch/esp8266/arch.cc
index 34151d2..1d63e67 100644
--- a/src/arch/esp8266/arch.cc
+++ b/src/arch/esp8266/arch.cc
@@ -1,3 +1,8 @@
+/*
+ * Copyright 2020 Daniel Friesel
+ *
+ * SPDX-License-Identifier: BSD-2-Clause
+ */
 #include "arch.h"
 
 extern "C" {
diff --git a/src/arch/esp8266/driver/counter.cc b/src/arch/esp8266/driver/counter.cc
index 17a0f95..dd6196a 100644
--- a/src/arch/esp8266/driver/counter.cc
+++ b/src/arch/esp8266/driver/counter.cc
@@ -1,3 +1,8 @@
+/*
+ * Copyright 2020 Daniel Friesel
+ *
+ * SPDX-License-Identifier: BSD-2-Clause
+ */
 #include "driver/counter.h"
 
 Counter counter;
diff --git a/src/arch/esp8266/driver/gpio.cc b/src/arch/esp8266/driver/gpio.cc
index dba22b0..d6c92a4 100644
--- a/src/arch/esp8266/driver/gpio.cc
+++ b/src/arch/esp8266/driver/gpio.cc
@@ -1,3 +1,8 @@
+/*
+ * Copyright 2020 Daniel Friesel
+ *
+ * SPDX-License-Identifier: BSD-2-Clause
+ */
 #include "driver/gpio.h"
 extern "C" {
 #include "osapi.h"
diff --git a/src/arch/esp8266/driver/stdin.cc b/src/arch/esp8266/driver/stdin.cc
index 7c7d2a7..bbb3be0 100644
--- a/src/arch/esp8266/driver/stdin.cc
+++ b/src/arch/esp8266/driver/stdin.cc
@@ -1,3 +1,8 @@
+/*
+ * Copyright 2020 Daniel Friesel
+ *
+ * SPDX-License-Identifier: BSD-2-Clause
+ */
 #include "driver/stdin.h"
 #include "driver/gpio.h"
 extern "C" {
diff --git a/src/arch/esp8266/driver/stdout.cc b/src/arch/esp8266/driver/stdout.cc
index c4f0abc..09a893f 100644
--- a/src/arch/esp8266/driver/stdout.cc
+++ b/src/arch/esp8266/driver/stdout.cc
@@ -1,3 +1,8 @@
+/*
+ * Copyright 2020 Daniel Friesel
+ *
+ * SPDX-License-Identifier: BSD-2-Clause
+ */
 #include "driver/stdout.h"
 extern "C" {
 #include "osapi.h"
@@ -197,14 +202,12 @@ ICACHE_FLASH_ATTR void StandardOutput::printf_float(float num)
 	put('0' + ((int)(num * 100) % 10));
 }
 
-// FLUSH
 StandardOutput & flush(StandardOutput & os)
 {
 	os.flush();
 	return os;
 }
 
-// ENDL: fuegt einen Zeilenumbruch in die Ausgabe ein.
 StandardOutput & endl(StandardOutput & os)
 {
 	os.put('\n');
@@ -212,35 +215,30 @@ StandardOutput & endl(StandardOutput & os)
 	return os;
 }
 
-// BIN: print numbers in binary form
 StandardOutput & bin(StandardOutput & os)
 {
 	os.setBase(2);
 	return os;
 }
 
-// OCT: print numbers in octal form.
 StandardOutput & oct(StandardOutput & os)
 {
 	os.setBase(8);
 	return os;
 }
 
-// DEC: print numbers in decimal form.
 StandardOutput & dec(StandardOutput & os)
 {
 	os.setBase(10);
 	return os;
 }
 
-// HEX: print numbers in hexadecimal form.
 StandardOutput & hex(StandardOutput & os)
 {
 	os.setBase(16);
 	return os;
 }
 
-// TERM: null-termination
 StandardOutput & term(StandardOutput & os)
 {
 	os.put('\0');
diff --git a/src/arch/esp8266/driver/uptime.cc b/src/arch/esp8266/driver/uptime.cc
index 388edb6..621ec91 100644
--- a/src/arch/esp8266/driver/uptime.cc
+++ b/src/arch/esp8266/driver/uptime.cc
@@ -1,3 +1,8 @@
+/*
+ * Copyright 2020 Daniel Friesel
+ *
+ * SPDX-License-Identifier: BSD-2-Clause
+ */
 #include "driver/uptime.h"
 
 Uptime uptime;