From 7b91045bac868b3482692dd905c4bc82731dec22 Mon Sep 17 00:00:00 2001
From: cam900 <dbtlrchl@naver.com>
Date: Thu, 5 May 2022 13:38:10 +0900
Subject: [PATCH] Add documents Important: it will break previously baked
 modules with 5B and AY8930

---
 src/engine/engine.h | 4 ++--
 src/engine/song.h   | 8 +++++++-
 2 files changed, 9 insertions(+), 3 deletions(-)

diff --git a/src/engine/engine.h b/src/engine/engine.h
index d15838942..169a3f02a 100644
--- a/src/engine/engine.h
+++ b/src/engine/engine.h
@@ -45,8 +45,8 @@
 #define BUSY_BEGIN_SOFT softLocked=true; isBusy.lock();
 #define BUSY_END isBusy.unlock(); softLocked=false;
 
-#define DIV_VERSION "dev91"
-#define DIV_ENGINE_VERSION 91
+#define DIV_VERSION "devff" // it breaks compatiblity
+#define DIV_ENGINE_VERSION 0xff
 
 // for imports
 #define DIV_VERSION_MOD 0xff01
diff --git a/src/engine/song.h b/src/engine/song.h
index c0852ea0e..39d388699 100644
--- a/src/engine/song.h
+++ b/src/engine/song.h
@@ -215,13 +215,19 @@ struct DivSong {
   //     - 8: 0.83MHz (Sunsoft 5B on PAL)
   //     - 9: 1.10MHz (Gamate/VIC-20 PAL)
   //     - 10: 2.097152MHz (Game Boy)
+  //     - 11: 3.58MHz (Darky)
+  //     - 12: 3.6MHz (Darky)
   //   - bit 4-5: chip type (ignored on AY8930)
   //     - 0: AY-3-8910 or similar
   //     - 1: YM2149
   //     - 2: Sunsoft 5B
-  //   - bit 6: stereo
+  //     - 3: AY-3-8914
+  //   - bit 6: stereo (ignored on Sunsoft 5B)
   //     - 0: mono
   //     - 1: stereo ABC
+  //   - bit 7: clock divider pin (YM2149, AY8930)
+  //     - 0: high (disable divider)
+  //     - 1: low (internally divided to half)
   // - SAA1099:
   //   - bit 0-1: clock rate
   //     - 0: 8MHz (SAM Coupé, Game Blaster)