diff --git a/src/emu/cpu/tlcs90/tlcs90.c b/src/emu/cpu/tlcs90/tlcs90.c
index dc228c12e66..2bf4ca22023 100644
--- a/src/emu/cpu/tlcs90/tlcs90.c
+++ b/src/emu/cpu/tlcs90/tlcs90.c
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 /*************************************************************************************************************
 
diff --git a/src/emu/cpu/tlcs90/tlcs90.h b/src/emu/cpu/tlcs90/tlcs90.h
index 15498e26309..5e379cb4425 100644
--- a/src/emu/cpu/tlcs90/tlcs90.h
+++ b/src/emu/cpu/tlcs90/tlcs90.h
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 #pragma once
 
diff --git a/src/emu/sound/x1_010.c b/src/emu/sound/x1_010.c
index 4828cf6cc1b..588907a0401 100644
--- a/src/emu/sound/x1_010.c
+++ b/src/emu/sound/x1_010.c
@@ -1,5 +1,5 @@
-// license:???
-// copyright-holders:???
+// license:BSD-3-Clause
+// copyright-holders:Luca Elia
 /***************************************************************************
 
                             -= Seta Hardware =-
diff --git a/src/mame/audio/suna8.c b/src/mame/audio/suna8.c
index 9e62ec66b20..1f0ea7fc597 100644
--- a/src/mame/audio/suna8.c
+++ b/src/mame/audio/suna8.c
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 /*
     SunA 8 Bit Games samples
diff --git a/src/mame/drivers/airbustr.c b/src/mame/drivers/airbustr.c
index 1050d775818..347688d4194 100644
--- a/src/mame/drivers/airbustr.c
+++ b/src/mame/drivers/airbustr.c
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 /***************************************************************************
 
diff --git a/src/mame/drivers/amspdwy.c b/src/mame/drivers/amspdwy.c
index b2100ef1459..5fa553cf476 100644
--- a/src/mame/drivers/amspdwy.c
+++ b/src/mame/drivers/amspdwy.c
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 /***************************************************************************
 
diff --git a/src/mame/drivers/astrcorp.c b/src/mame/drivers/astrcorp.c
index 78607c7d9fc..5fc7c200566 100644
--- a/src/mame/drivers/astrcorp.c
+++ b/src/mame/drivers/astrcorp.c
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 /*************************************************************************************************************
 
diff --git a/src/mame/drivers/blmbycar.c b/src/mame/drivers/blmbycar.c
index e02602d27c7..2256c9a940a 100644
--- a/src/mame/drivers/blmbycar.c
+++ b/src/mame/drivers/blmbycar.c
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 /***************************************************************************
 
diff --git a/src/mame/drivers/bmcpokr.c b/src/mame/drivers/bmcpokr.c
index 21a58aa7a9c..3d5da67ab7b 100644
--- a/src/mame/drivers/bmcpokr.c
+++ b/src/mame/drivers/bmcpokr.c
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 /************************************************************************************************************
 
diff --git a/src/mame/drivers/cave.c b/src/mame/drivers/cave.c
index 703e256b218..27c8759662e 100644
--- a/src/mame/drivers/cave.c
+++ b/src/mame/drivers/cave.c
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 /***************************************************************************
 
diff --git a/src/mame/drivers/cischeat.c b/src/mame/drivers/cischeat.c
index 8e560ef380d..0e653678905 100644
--- a/src/mame/drivers/cischeat.c
+++ b/src/mame/drivers/cischeat.c
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 /***************************************************************************
 
diff --git a/src/mame/drivers/clshroad.c b/src/mame/drivers/clshroad.c
index d4c6fdccfbd..43c754500bd 100644
--- a/src/mame/drivers/clshroad.c
+++ b/src/mame/drivers/clshroad.c
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 /***************************************************************************
 
diff --git a/src/mame/drivers/dunhuang.c b/src/mame/drivers/dunhuang.c
index 311ade4b314..8be6981049e 100644
--- a/src/mame/drivers/dunhuang.c
+++ b/src/mame/drivers/dunhuang.c
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 /*********************************************************************************************************************
 
diff --git a/src/mame/drivers/dynax.c b/src/mame/drivers/dynax.c
index 2079e5f53fd..b6c4216cb8c 100644
--- a/src/mame/drivers/dynax.c
+++ b/src/mame/drivers/dynax.c
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia, Nicola Salmoria
 /*********************************************************************************************************************
 
diff --git a/src/mame/drivers/esd16.c b/src/mame/drivers/esd16.c
index 1c3e4d58aba..e680e35fa10 100644
--- a/src/mame/drivers/esd16.c
+++ b/src/mame/drivers/esd16.c
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia, David Haywood
 /***************************************************************************
 
diff --git a/src/mame/drivers/fantland.c b/src/mame/drivers/fantland.c
index 87deb1dbb15..0cb319ac335 100644
--- a/src/mame/drivers/fantland.c
+++ b/src/mame/drivers/fantland.c
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 /***************************************************************************************
 
diff --git a/src/mame/drivers/fuukifg2.c b/src/mame/drivers/fuukifg2.c
index 0d156d857b9..bcd38d67646 100644
--- a/src/mame/drivers/fuukifg2.c
+++ b/src/mame/drivers/fuukifg2.c
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 /***************************************************************************
 
diff --git a/src/mame/drivers/galaxi.c b/src/mame/drivers/galaxi.c
index b9df849d136..1a81bf9a0b0 100644
--- a/src/mame/drivers/galaxi.c
+++ b/src/mame/drivers/galaxi.c
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 /***************************************************************************
 
diff --git a/src/mame/drivers/galivan.c b/src/mame/drivers/galivan.c
index 60a011e399f..f6379975a2c 100644
--- a/src/mame/drivers/galivan.c
+++ b/src/mame/drivers/galivan.c
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia, Olivier Galibert
 /***************************************************************************
 
diff --git a/src/mame/drivers/galpani2.c b/src/mame/drivers/galpani2.c
index 35cbe2bef0e..9b73b2218c3 100644
--- a/src/mame/drivers/galpani2.c
+++ b/src/mame/drivers/galpani2.c
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 	/***************************************************************************
 
diff --git a/src/mame/drivers/ginganin.c b/src/mame/drivers/ginganin.c
index 9b72b0f771e..10f18c39e17 100644
--- a/src/mame/drivers/ginganin.c
+++ b/src/mame/drivers/ginganin.c
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 /***************************************************************************
 
diff --git a/src/mame/drivers/hyprduel.c b/src/mame/drivers/hyprduel.c
index b76689b7259..dec1940e7ee 100644
--- a/src/mame/drivers/hyprduel.c
+++ b/src/mame/drivers/hyprduel.c
@@ -1,5 +1,5 @@
-// license:???
-// copyright-holders:???
+// license:BSD-3-Clause
+// copyright-holders:Luca Elia, Hau
 /***************************************************************************
 
 Hyper Duel
diff --git a/src/mame/drivers/igs009.c b/src/mame/drivers/igs009.c
index 6dcb4a00bad..7e611e792cb 100644
--- a/src/mame/drivers/igs009.c
+++ b/src/mame/drivers/igs009.c
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia, David Haywood
 /***************************************************************************
 
diff --git a/src/mame/drivers/igs011.c b/src/mame/drivers/igs011.c
index 26691ac6086..810920b6c18 100644
--- a/src/mame/drivers/igs011.c
+++ b/src/mame/drivers/igs011.c
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia, Olivier Galibert
 /***************************************************************************
 
diff --git a/src/mame/drivers/jclub2.c b/src/mame/drivers/jclub2.c
index 1fcb855f7f0..4b67922661f 100644
--- a/src/mame/drivers/jclub2.c
+++ b/src/mame/drivers/jclub2.c
@@ -1,5 +1,5 @@
-// license:???
-// copyright-holders:???
+// license:BSD-3-Clause
+// copyright-holders:Luca Elia
 /**************************************************************************************************************************************
 
 
diff --git a/src/mame/drivers/kaneko16.c b/src/mame/drivers/kaneko16.c
index eb4ab215391..621c1261d9c 100644
--- a/src/mame/drivers/kaneko16.c
+++ b/src/mame/drivers/kaneko16.c
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia, David Haywood
 /***************************************************************************
 
diff --git a/src/mame/drivers/lasso.c b/src/mame/drivers/lasso.c
index d59ff92c6a7..e386d3c5cb9 100644
--- a/src/mame/drivers/lasso.c
+++ b/src/mame/drivers/lasso.c
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Phil Stroffolino, Nicola Salmoria, Luca Elia
 /***************************************************************************
 
diff --git a/src/mame/drivers/lastfght.c b/src/mame/drivers/lastfght.c
index a393c08b0c2..b9abf433833 100644
--- a/src/mame/drivers/lastfght.c
+++ b/src/mame/drivers/lastfght.c
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 /*********************************************************************************************************************
 
diff --git a/src/mame/drivers/lordgun.c b/src/mame/drivers/lordgun.c
index 17aa81e9c20..ca0daf3decb 100644
--- a/src/mame/drivers/lordgun.c
+++ b/src/mame/drivers/lordgun.c
@@ -1,5 +1,5 @@
-// license:???
-// copyright-holders:???
+// license:BSD-3-Clause
+// copyright-holders:Luca Elia
 /*************************************************************************************************************
 
                                                 -= IGS Lord Of Gun =-
diff --git a/src/mame/drivers/megasys1.c b/src/mame/drivers/megasys1.c
index 0330dfaae82..3463556bd2d 100644
--- a/src/mame/drivers/megasys1.c
+++ b/src/mame/drivers/megasys1.c
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 /***************************************************************************
 
diff --git a/src/mame/drivers/metlclsh.c b/src/mame/drivers/metlclsh.c
index fd6ead03bfa..b570bd60aa2 100644
--- a/src/mame/drivers/metlclsh.c
+++ b/src/mame/drivers/metlclsh.c
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 /***************************************************************************
 
diff --git a/src/mame/drivers/metro.c b/src/mame/drivers/metro.c
index 68ecfa5013d..158f556de31 100644
--- a/src/mame/drivers/metro.c
+++ b/src/mame/drivers/metro.c
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia 
 /***************************************************************************
 
diff --git a/src/mame/drivers/midas.c b/src/mame/drivers/midas.c
index 5da5dcce1de..291820e6de4 100644
--- a/src/mame/drivers/midas.c
+++ b/src/mame/drivers/midas.c
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 /*************************************************************************************************************
 
diff --git a/src/mame/drivers/paradise.c b/src/mame/drivers/paradise.c
index 5912d23b009..b3fb74d0cf4 100644
--- a/src/mame/drivers/paradise.c
+++ b/src/mame/drivers/paradise.c
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 /***************************************************************************
 
diff --git a/src/mame/drivers/powerins.c b/src/mame/drivers/powerins.c
index f4e603aa38e..5d9d1d59986 100644
--- a/src/mame/drivers/powerins.c
+++ b/src/mame/drivers/powerins.c
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 /***************************************************************************
 
diff --git a/src/mame/drivers/psikyo.c b/src/mame/drivers/psikyo.c
index 47403576505..b6c76d2b70a 100644
--- a/src/mame/drivers/psikyo.c
+++ b/src/mame/drivers/psikyo.c
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 /***************************************************************************
 
diff --git a/src/mame/drivers/puckpkmn.c b/src/mame/drivers/puckpkmn.c
index a3722dfba78..80149889308 100644
--- a/src/mame/drivers/puckpkmn.c
+++ b/src/mame/drivers/puckpkmn.c
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia, David Haywood
 /* Puckman Pockimon
   -- original driver by Luca Elia
diff --git a/src/mame/drivers/quizpun2.c b/src/mame/drivers/quizpun2.c
index 2c88ccbbf8b..3b667d7ae9e 100644
--- a/src/mame/drivers/quizpun2.c
+++ b/src/mame/drivers/quizpun2.c
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 /***************************************************************************
 
diff --git a/src/mame/drivers/realbrk.c b/src/mame/drivers/realbrk.c
index cbffd20e25c..5f1d4344a16 100644
--- a/src/mame/drivers/realbrk.c
+++ b/src/mame/drivers/realbrk.c
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 /***************************************************************************
 
diff --git a/src/mame/drivers/royalmah.c b/src/mame/drivers/royalmah.c
index d5bdc406613..b2fcac39f6e 100644
--- a/src/mame/drivers/royalmah.c
+++ b/src/mame/drivers/royalmah.c
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Zsolt Vasvari, Nicola Salmoria, Luca Elia
 /****************************************************************************
 
diff --git a/src/mame/drivers/sandscrp.c b/src/mame/drivers/sandscrp.c
index cfd62c491aa..e59cf0b2482 100644
--- a/src/mame/drivers/sandscrp.c
+++ b/src/mame/drivers/sandscrp.c
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 /*
 
diff --git a/src/mame/drivers/sealy.c b/src/mame/drivers/sealy.c
index 7dd49fa3804..f0e0945cc0f 100644
--- a/src/mame/drivers/sealy.c
+++ b/src/mame/drivers/sealy.c
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 /***************************************************************************
 
diff --git a/src/mame/drivers/seta.c b/src/mame/drivers/seta.c
index f22b250546e..d456ec77f50 100644
--- a/src/mame/drivers/seta.c
+++ b/src/mame/drivers/seta.c
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 /***************************************************************************
 
diff --git a/src/mame/drivers/seta2.c b/src/mame/drivers/seta2.c
index ead0b53b621..6fd3a1a44a7 100644
--- a/src/mame/drivers/seta2.c
+++ b/src/mame/drivers/seta2.c
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 /***************************************************************************
 
diff --git a/src/mame/drivers/sigmab98.c b/src/mame/drivers/sigmab98.c
index 1b581b6ce10..ec7128c484f 100644
--- a/src/mame/drivers/sigmab98.c
+++ b/src/mame/drivers/sigmab98.c
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 /*************************************************************************************************************
 
diff --git a/src/mame/drivers/skimaxx.c b/src/mame/drivers/skimaxx.c
index df46afd2dd5..eac290fd634 100644
--- a/src/mame/drivers/skimaxx.c
+++ b/src/mame/drivers/skimaxx.c
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Phil Bennett, Luca Elia
 /*****************************************************************************************************
 
diff --git a/src/mame/drivers/skyfox.c b/src/mame/drivers/skyfox.c
index 6f117c97447..5d88e459032 100644
--- a/src/mame/drivers/skyfox.c
+++ b/src/mame/drivers/skyfox.c
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 /***************************************************************************
 
diff --git a/src/mame/drivers/ssv.c b/src/mame/drivers/ssv.c
index 25bc2bd2154..f9763456b9a 100644
--- a/src/mame/drivers/ssv.c
+++ b/src/mame/drivers/ssv.c
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 /***************************************************************************
 
diff --git a/src/mame/drivers/subsino2.c b/src/mame/drivers/subsino2.c
index 829687c5bfe..62cdd9b56ba 100644
--- a/src/mame/drivers/subsino2.c
+++ b/src/mame/drivers/subsino2.c
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 /************************************************************************************************************
 
diff --git a/src/mame/drivers/suna16.c b/src/mame/drivers/suna16.c
index 435f56c0c80..7c54ef5b637 100644
--- a/src/mame/drivers/suna16.c
+++ b/src/mame/drivers/suna16.c
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 /***************************************************************************
 
diff --git a/src/mame/drivers/suna8.c b/src/mame/drivers/suna8.c
index c877eba8412..1c0c379e343 100644
--- a/src/mame/drivers/suna8.c
+++ b/src/mame/drivers/suna8.c
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 /***************************************************************************
 
diff --git a/src/mame/drivers/tetrisp2.c b/src/mame/drivers/tetrisp2.c
index 93e43a12eed..079e5bb0a43 100644
--- a/src/mame/drivers/tetrisp2.c
+++ b/src/mame/drivers/tetrisp2.c
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 /***************************************************************************
 
diff --git a/src/mame/drivers/thedeep.c b/src/mame/drivers/thedeep.c
index 3b2eba3d99f..98d1e8bbbdb 100644
--- a/src/mame/drivers/thedeep.c
+++ b/src/mame/drivers/thedeep.c
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 /***************************************************************************
 
diff --git a/src/mame/drivers/tmaster.c b/src/mame/drivers/tmaster.c
index 560010f42e8..89899b4fe23 100644
--- a/src/mame/drivers/tmaster.c
+++ b/src/mame/drivers/tmaster.c
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia, Mariusz Wojcieszek
 /***************************************************************************
 
diff --git a/src/mame/drivers/tnzs.c b/src/mame/drivers/tnzs.c
index 9d77de85c6c..52891d5a5fb 100644
--- a/src/mame/drivers/tnzs.c
+++ b/src/mame/drivers/tnzs.c
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia, Mirko Buffoni, Takahiro Nogi
 /***************************************************************************
 
diff --git a/src/mame/drivers/unico.c b/src/mame/drivers/unico.c
index 3b76c72e46d..bb3b2c5c7d6 100644
--- a/src/mame/drivers/unico.c
+++ b/src/mame/drivers/unico.c
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 /***************************************************************************
 
diff --git a/src/mame/drivers/wecleman.c b/src/mame/drivers/wecleman.c
index 7b8e3f7be09..9ae57ff0750 100644
--- a/src/mame/drivers/wecleman.c
+++ b/src/mame/drivers/wecleman.c
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 /***************************************************************************
                         WEC Le Mans 24  &   Hot Chase
diff --git a/src/mame/drivers/wyvernf0.c b/src/mame/drivers/wyvernf0.c
index deb6cd2a2c2..66ab798a7fe 100644
--- a/src/mame/drivers/wyvernf0.c
+++ b/src/mame/drivers/wyvernf0.c
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 /***************************************************************************
 
diff --git a/src/mame/drivers/yunsun16.c b/src/mame/drivers/yunsun16.c
index 6fc54fc1cb0..e3120aa766d 100644
--- a/src/mame/drivers/yunsun16.c
+++ b/src/mame/drivers/yunsun16.c
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 /***************************************************************************
 
diff --git a/src/mame/drivers/yunsung8.c b/src/mame/drivers/yunsung8.c
index 5835b80fa6a..1c0960187f3 100644
--- a/src/mame/drivers/yunsung8.c
+++ b/src/mame/drivers/yunsung8.c
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 /***************************************************************************
 
diff --git a/src/mame/includes/airbustr.h b/src/mame/includes/airbustr.h
index aaae7084cd8..f0ec36be8e9 100644
--- a/src/mame/includes/airbustr.h
+++ b/src/mame/includes/airbustr.h
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 /*************************************************************************
 
diff --git a/src/mame/includes/amspdwy.h b/src/mame/includes/amspdwy.h
index 895cb9ae40a..4cc765c7876 100644
--- a/src/mame/includes/amspdwy.h
+++ b/src/mame/includes/amspdwy.h
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 /*************************************************************************
 
diff --git a/src/mame/includes/blmbycar.h b/src/mame/includes/blmbycar.h
index 8a93a16be78..4e5454223e4 100644
--- a/src/mame/includes/blmbycar.h
+++ b/src/mame/includes/blmbycar.h
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 /***************************************************************************
 
diff --git a/src/mame/includes/cave.h b/src/mame/includes/cave.h
index a95f6a86318..b8616cfcbc1 100644
--- a/src/mame/includes/cave.h
+++ b/src/mame/includes/cave.h
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 /***************************************************************************
 
diff --git a/src/mame/includes/cischeat.h b/src/mame/includes/cischeat.h
index 26eb8add074..a76aae04b12 100644
--- a/src/mame/includes/cischeat.h
+++ b/src/mame/includes/cischeat.h
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 /* TODO: some variables are per-game specifics */
 #include "sound/okim6295.h"
diff --git a/src/mame/includes/clshroad.h b/src/mame/includes/clshroad.h
index e87ce904572..9d5be0779f3 100644
--- a/src/mame/includes/clshroad.h
+++ b/src/mame/includes/clshroad.h
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 class clshroad_state : public driver_device
 {
diff --git a/src/mame/includes/dynax.h b/src/mame/includes/dynax.h
index 9fa72bbb5d0..378d23739b0 100644
--- a/src/mame/includes/dynax.h
+++ b/src/mame/includes/dynax.h
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia, Nicola Salmoria
 /***************************************************************************
 
diff --git a/src/mame/includes/esd16.h b/src/mame/includes/esd16.h
index 407082fa5b9..bf8ab730fa2 100644
--- a/src/mame/includes/esd16.h
+++ b/src/mame/includes/esd16.h
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia, David Haywood
 /***************************************************************************
 
diff --git a/src/mame/includes/fantland.h b/src/mame/includes/fantland.h
index 155f135402e..f998ff48644 100644
--- a/src/mame/includes/fantland.h
+++ b/src/mame/includes/fantland.h
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 #include "sound/msm5205.h"
 
diff --git a/src/mame/includes/fuukifg2.h b/src/mame/includes/fuukifg2.h
index c0f8743b2fd..ad90fee8bcf 100644
--- a/src/mame/includes/fuukifg2.h
+++ b/src/mame/includes/fuukifg2.h
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 #include "sound/okim6295.h"
 #include "video/fuukifg.h"
diff --git a/src/mame/includes/galivan.h b/src/mame/includes/galivan.h
index 7d7e2de5bec..5f098ff890f 100644
--- a/src/mame/includes/galivan.h
+++ b/src/mame/includes/galivan.h
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia, Olivier Galibert
 /***************************************************************************
 
diff --git a/src/mame/includes/galpani2.h b/src/mame/includes/galpani2.h
index b7af1abb946..acda6fb9a6d 100644
--- a/src/mame/includes/galpani2.h
+++ b/src/mame/includes/galpani2.h
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 #include "video/kaneko_spr.h"
 #include "sound/okim6295.h"
diff --git a/src/mame/includes/ginganin.h b/src/mame/includes/ginganin.h
index 5ce731cee14..0a0b0631489 100644
--- a/src/mame/includes/ginganin.h
+++ b/src/mame/includes/ginganin.h
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 /*************************************************************************
 
diff --git a/src/mame/includes/kaneko16.h b/src/mame/includes/kaneko16.h
index 10bd7818a56..2dc6aa3887f 100644
--- a/src/mame/includes/kaneko16.h
+++ b/src/mame/includes/kaneko16.h
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia, David Haywood
 /***************************************************************************
 
diff --git a/src/mame/includes/lasso.h b/src/mame/includes/lasso.h
index 78857b284f0..62f94b4ca69 100644
--- a/src/mame/includes/lasso.h
+++ b/src/mame/includes/lasso.h
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Phil Stroffolino, Nicola Salmoria, Luca Elia
 /***************************************************************************
 
diff --git a/src/mame/includes/megasys1.h b/src/mame/includes/megasys1.h
index 229e7eb59cf..a86bf170484 100644
--- a/src/mame/includes/megasys1.h
+++ b/src/mame/includes/megasys1.h
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 /***************************************************************************
 
diff --git a/src/mame/includes/metlclsh.h b/src/mame/includes/metlclsh.h
index 26ec8fbb83a..0f68a1e300a 100644
--- a/src/mame/includes/metlclsh.h
+++ b/src/mame/includes/metlclsh.h
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 /*************************************************************************
 
diff --git a/src/mame/includes/metro.h b/src/mame/includes/metro.h
index 45e5dc00083..a9e0cb60724 100644
--- a/src/mame/includes/metro.h
+++ b/src/mame/includes/metro.h
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia 
 /*************************************************************************
 
diff --git a/src/mame/includes/paradise.h b/src/mame/includes/paradise.h
index 5658b25e8e7..ad39dff4bea 100644
--- a/src/mame/includes/paradise.h
+++ b/src/mame/includes/paradise.h
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 #include "sound/okim6295.h"
 
diff --git a/src/mame/includes/powerins.h b/src/mame/includes/powerins.h
index d5a54efefea..5512ecedf2d 100644
--- a/src/mame/includes/powerins.h
+++ b/src/mame/includes/powerins.h
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 #include "machine/nmk112.h"
 
diff --git a/src/mame/includes/psikyo.h b/src/mame/includes/psikyo.h
index 7ab65954612..69df2607a48 100644
--- a/src/mame/includes/psikyo.h
+++ b/src/mame/includes/psikyo.h
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 /*************************************************************************
 
diff --git a/src/mame/includes/realbrk.h b/src/mame/includes/realbrk.h
index eb546530eb1..71e17a5e11e 100644
--- a/src/mame/includes/realbrk.h
+++ b/src/mame/includes/realbrk.h
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 #include "machine/tmp68301.h"
 
diff --git a/src/mame/includes/seta.h b/src/mame/includes/seta.h
index 0a360a747b5..68b45917831 100644
--- a/src/mame/includes/seta.h
+++ b/src/mame/includes/seta.h
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 /***************************************************************************
 
diff --git a/src/mame/includes/seta2.h b/src/mame/includes/seta2.h
index 6b29d483aec..ad8e20b2e75 100644
--- a/src/mame/includes/seta2.h
+++ b/src/mame/includes/seta2.h
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 #include "sound/okim9810.h"
 #include "machine/eepromser.h"
diff --git a/src/mame/includes/skyfox.h b/src/mame/includes/skyfox.h
index e0c98296694..a5c859db0b5 100644
--- a/src/mame/includes/skyfox.h
+++ b/src/mame/includes/skyfox.h
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 /*************************************************************************
 
diff --git a/src/mame/includes/ssv.h b/src/mame/includes/ssv.h
index 3d136cc15b6..7267c4b82bf 100644
--- a/src/mame/includes/ssv.h
+++ b/src/mame/includes/ssv.h
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 #include "cpu/upd7725/upd7725.h"
 #include "video/st0020.h"
diff --git a/src/mame/includes/suna16.h b/src/mame/includes/suna16.h
index 2ffc52c1ff8..3683bf6cc1d 100644
--- a/src/mame/includes/suna16.h
+++ b/src/mame/includes/suna16.h
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 #include "sound/dac.h"
 
diff --git a/src/mame/includes/suna8.h b/src/mame/includes/suna8.h
index a24e9ef49b0..41ff298e1ab 100644
--- a/src/mame/includes/suna8.h
+++ b/src/mame/includes/suna8.h
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 #include "sound/samples.h"
 
diff --git a/src/mame/includes/tetrisp2.h b/src/mame/includes/tetrisp2.h
index f0699c3867b..ee2aaeff6bc 100644
--- a/src/mame/includes/tetrisp2.h
+++ b/src/mame/includes/tetrisp2.h
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 class tetrisp2_state : public driver_device
 {
diff --git a/src/mame/includes/thedeep.h b/src/mame/includes/thedeep.h
index 02297c39bca..c7ee9dfae82 100644
--- a/src/mame/includes/thedeep.h
+++ b/src/mame/includes/thedeep.h
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 #include "video/decmxc06.h"
 
diff --git a/src/mame/includes/tnzs.h b/src/mame/includes/tnzs.h
index c5754044d6a..ee747b914a2 100644
--- a/src/mame/includes/tnzs.h
+++ b/src/mame/includes/tnzs.h
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia, Mirko Buffoni, Takahiro Nogi
 #include "sound/dac.h"
 #include "sound/samples.h"
diff --git a/src/mame/includes/unico.h b/src/mame/includes/unico.h
index 2bf69b087e0..bf97ff20ef4 100644
--- a/src/mame/includes/unico.h
+++ b/src/mame/includes/unico.h
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 #include "sound/okim6295.h"
 #include "machine/eepromser.h"
diff --git a/src/mame/includes/wecleman.h b/src/mame/includes/wecleman.h
index fc13fd42e9c..d6010bad42f 100644
--- a/src/mame/includes/wecleman.h
+++ b/src/mame/includes/wecleman.h
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 #include "sound/k007232.h"
 #include "video/k051316.h"
diff --git a/src/mame/includes/yunsun16.h b/src/mame/includes/yunsun16.h
index e20fc1e3d34..e9d2f09ca31 100644
--- a/src/mame/includes/yunsun16.h
+++ b/src/mame/includes/yunsun16.h
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 /*************************************************************************
 
diff --git a/src/mame/includes/yunsung8.h b/src/mame/includes/yunsung8.h
index 4fa452cbaea..f113e7a02d1 100644
--- a/src/mame/includes/yunsung8.h
+++ b/src/mame/includes/yunsung8.h
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 /*************************************************************************
 
diff --git a/src/mame/machine/tnzs.c b/src/mame/machine/tnzs.c
index 9ee93aeb2a8..6da269b0a0e 100644
--- a/src/mame/machine/tnzs.c
+++ b/src/mame/machine/tnzs.c
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia, Mirko Buffoni, Takahiro Nogi
 /***************************************************************************
 
diff --git a/src/mame/video/airbustr.c b/src/mame/video/airbustr.c
index 6d4349272cc..9485c45af3c 100644
--- a/src/mame/video/airbustr.c
+++ b/src/mame/video/airbustr.c
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 /**************************************************************************
 
diff --git a/src/mame/video/amspdwy.c b/src/mame/video/amspdwy.c
index 5e6b5553986..b9a3ed2bf54 100644
--- a/src/mame/video/amspdwy.c
+++ b/src/mame/video/amspdwy.c
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 /***************************************************************************
 
diff --git a/src/mame/video/blmbycar.c b/src/mame/video/blmbycar.c
index beca227392f..b438f01eafa 100644
--- a/src/mame/video/blmbycar.c
+++ b/src/mame/video/blmbycar.c
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 /***************************************************************************
 
diff --git a/src/mame/video/cave.c b/src/mame/video/cave.c
index 39a6e3e0e16..4de649c4244 100644
--- a/src/mame/video/cave.c
+++ b/src/mame/video/cave.c
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 /***************************************************************************
 
diff --git a/src/mame/video/cischeat.c b/src/mame/video/cischeat.c
index 6c17e2e1b21..01df6c29bbf 100644
--- a/src/mame/video/cischeat.c
+++ b/src/mame/video/cischeat.c
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 /***************************************************************************
 
diff --git a/src/mame/video/clshroad.c b/src/mame/video/clshroad.c
index 8be4fe7fdd0..d59d02abd7a 100644
--- a/src/mame/video/clshroad.c
+++ b/src/mame/video/clshroad.c
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 /***************************************************************************
 
diff --git a/src/mame/video/dynax.c b/src/mame/video/dynax.c
index 6f4bd1bae38..4a4683e303a 100644
--- a/src/mame/video/dynax.c
+++ b/src/mame/video/dynax.c
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia, Nicola Salmoria
 /***************************************************************************
 
diff --git a/src/mame/video/esd16.c b/src/mame/video/esd16.c
index 30213304926..1a6d72cd3ad 100644
--- a/src/mame/video/esd16.c
+++ b/src/mame/video/esd16.c
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia, David Haywood
 /***************************************************************************
 
diff --git a/src/mame/video/fantland.c b/src/mame/video/fantland.c
index 6bd5a1d2999..88e60737e13 100644
--- a/src/mame/video/fantland.c
+++ b/src/mame/video/fantland.c
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 /***************************************************************************************
 
diff --git a/src/mame/video/fuukifg2.c b/src/mame/video/fuukifg2.c
index 02627b604bf..b98b5e7fdbe 100644
--- a/src/mame/video/fuukifg2.c
+++ b/src/mame/video/fuukifg2.c
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 /***************************************************************************
 
diff --git a/src/mame/video/galivan.c b/src/mame/video/galivan.c
index 544f33f75f3..1c427c02321 100644
--- a/src/mame/video/galivan.c
+++ b/src/mame/video/galivan.c
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia, Olivier Galibert
 /***************************************************************************
 
diff --git a/src/mame/video/galpani2.c b/src/mame/video/galpani2.c
index bd7fefa7dee..8c83a3a28a7 100644
--- a/src/mame/video/galpani2.c
+++ b/src/mame/video/galpani2.c
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 /***************************************************************************
 
diff --git a/src/mame/video/ginganin.c b/src/mame/video/ginganin.c
index cc7faa8de53..86b56f58177 100644
--- a/src/mame/video/ginganin.c
+++ b/src/mame/video/ginganin.c
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 /**************************************************************************
 
diff --git a/src/mame/video/hyprduel.c b/src/mame/video/hyprduel.c
index 9bf602a2a23..70b6864d2f4 100644
--- a/src/mame/video/hyprduel.c
+++ b/src/mame/video/hyprduel.c
@@ -1,5 +1,5 @@
-// license:???
-// copyright-holders:???
+// license:BSD-3-Clause
+// copyright-holders:Luca Elia, Hau
 
 /* based on driver from video/metro.c by Luca Elia */
 /* modified by Hau */
diff --git a/src/mame/video/kaneko16.c b/src/mame/video/kaneko16.c
index 1b0b8418c97..18d1e602511 100644
--- a/src/mame/video/kaneko16.c
+++ b/src/mame/video/kaneko16.c
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia, David Haywood
 /***************************************************************************
 
diff --git a/src/mame/video/lasso.c b/src/mame/video/lasso.c
index 3d97d1dce16..85a451d65e3 100644
--- a/src/mame/video/lasso.c
+++ b/src/mame/video/lasso.c
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Phil Stroffolino, Nicola Salmoria, Luca Elia
 /***************************************************************************
 
diff --git a/src/mame/video/lordgun.c b/src/mame/video/lordgun.c
index fc669e9441b..fb314c7c8be 100644
--- a/src/mame/video/lordgun.c
+++ b/src/mame/video/lordgun.c
@@ -1,5 +1,5 @@
-// license:???
-// copyright-holders:???
+// license:BSD-3-Clause
+// copyright-holders:Luca Elia
 /*************************************************************************************************************
 
                                                 -= IGS Lord Of Gun =-
diff --git a/src/mame/video/megasys1.c b/src/mame/video/megasys1.c
index eba94caaf9b..ef6beea9144 100644
--- a/src/mame/video/megasys1.c
+++ b/src/mame/video/megasys1.c
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 /***************************************************************************
 
diff --git a/src/mame/video/metlclsh.c b/src/mame/video/metlclsh.c
index 33128ca8dfd..d7fe6f10427 100644
--- a/src/mame/video/metlclsh.c
+++ b/src/mame/video/metlclsh.c
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 /***************************************************************************
 
diff --git a/src/mame/video/metro.c b/src/mame/video/metro.c
index 35b1410bfb3..339e02daaa5 100644
--- a/src/mame/video/metro.c
+++ b/src/mame/video/metro.c
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia 
 /***************************************************************************
 
diff --git a/src/mame/video/paradise.c b/src/mame/video/paradise.c
index 7b8d676c7ff..8019cf81b3d 100644
--- a/src/mame/video/paradise.c
+++ b/src/mame/video/paradise.c
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 /***************************************************************************
 
diff --git a/src/mame/video/powerins.c b/src/mame/video/powerins.c
index a49a4f7aaec..87c6eafdfc3 100644
--- a/src/mame/video/powerins.c
+++ b/src/mame/video/powerins.c
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 /***************************************************************************
 
diff --git a/src/mame/video/psikyo.c b/src/mame/video/psikyo.c
index 5fed23f96b2..d1463a4f665 100644
--- a/src/mame/video/psikyo.c
+++ b/src/mame/video/psikyo.c
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 /***************************************************************************
 
diff --git a/src/mame/video/realbrk.c b/src/mame/video/realbrk.c
index e07959476ac..60b2a36961b 100644
--- a/src/mame/video/realbrk.c
+++ b/src/mame/video/realbrk.c
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 /***************************************************************************
 
diff --git a/src/mame/video/seta.c b/src/mame/video/seta.c
index af194870a37..9b2367532b3 100644
--- a/src/mame/video/seta.c
+++ b/src/mame/video/seta.c
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 /***************************************************************************
 
diff --git a/src/mame/video/seta2.c b/src/mame/video/seta2.c
index fbd0353c68f..d67bb9c12fe 100644
--- a/src/mame/video/seta2.c
+++ b/src/mame/video/seta2.c
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 /***************************************************************************
 
diff --git a/src/mame/video/skyfox.c b/src/mame/video/skyfox.c
index dfad37af34d..32ea04f7f54 100644
--- a/src/mame/video/skyfox.c
+++ b/src/mame/video/skyfox.c
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 /***************************************************************************
 
diff --git a/src/mame/video/ssv.c b/src/mame/video/ssv.c
index a922fa37d70..f3413c1a540 100644
--- a/src/mame/video/ssv.c
+++ b/src/mame/video/ssv.c
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 /***************************************************************************
 
diff --git a/src/mame/video/suna16.c b/src/mame/video/suna16.c
index bb899e85246..9698134ad97 100644
--- a/src/mame/video/suna16.c
+++ b/src/mame/video/suna16.c
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 /***************************************************************************
 
diff --git a/src/mame/video/suna8.c b/src/mame/video/suna8.c
index d963bbbeee7..da80dfedab8 100644
--- a/src/mame/video/suna8.c
+++ b/src/mame/video/suna8.c
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 /***************************************************************************
 
diff --git a/src/mame/video/tetrisp2.c b/src/mame/video/tetrisp2.c
index 831f8f43702..7511f401e8d 100644
--- a/src/mame/video/tetrisp2.c
+++ b/src/mame/video/tetrisp2.c
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 /***************************************************************************
 
diff --git a/src/mame/video/thedeep.c b/src/mame/video/thedeep.c
index b69ff232af0..469aaa57fac 100644
--- a/src/mame/video/thedeep.c
+++ b/src/mame/video/thedeep.c
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 /***************************************************************************
 
diff --git a/src/mame/video/tnzs.c b/src/mame/video/tnzs.c
index 99805ce5d24..48deea34c00 100644
--- a/src/mame/video/tnzs.c
+++ b/src/mame/video/tnzs.c
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia, Mirko Buffoni, Takahiro Nogi
 /***************************************************************************
 
diff --git a/src/mame/video/unico.c b/src/mame/video/unico.c
index 538b85ed6fb..ff18803010f 100644
--- a/src/mame/video/unico.c
+++ b/src/mame/video/unico.c
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 /***************************************************************************
 
diff --git a/src/mame/video/wecleman.c b/src/mame/video/wecleman.c
index 4c8105f9b41..119f9008035 100644
--- a/src/mame/video/wecleman.c
+++ b/src/mame/video/wecleman.c
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 /***************************************************************************
                         WEC Le Mans 24  &   Hot Chase
diff --git a/src/mame/video/yunsun16.c b/src/mame/video/yunsun16.c
index a89f1322c34..9e69cfa62d9 100644
--- a/src/mame/video/yunsun16.c
+++ b/src/mame/video/yunsun16.c
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 /***************************************************************************
 
diff --git a/src/mame/video/yunsung8.c b/src/mame/video/yunsung8.c
index 85580fabf14..fe7d7456878 100644
--- a/src/mame/video/yunsung8.c
+++ b/src/mame/video/yunsung8.c
@@ -1,4 +1,4 @@
-// license:???
+// license:BSD-3-Clause
 // copyright-holders:Luca Elia
 /***************************************************************************