From 6990568d41c9756eff8fd0913f649dbc63c5ba8d Mon Sep 17 00:00:00 2001
From: Michael Pavone <pavone@retrodev.com>
Date: Mon, 15 Feb 2021 22:10:49 -0800
Subject: Fix Timer B load bug that made games using Konami sound driver to
 have slower music tempo than they should

---
 ym2612.c | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'ym2612.c')

diff --git a/ym2612.c b/ym2612.c
index c6366c0..92c4706 100644
--- a/ym2612.c
+++ b/ym2612.c
@@ -407,6 +407,9 @@ void ym_run_timers(ym2612_context *context)
 				context->timer_b = context->timer_b_load;
 			}
 		}
+	} else if (context->timer_control & BIT_TIMERB_LOAD) {
+		context->timer_control &= ~BIT_TIMERB_LOAD;
+		context->timer_b = context->timer_b_load;
 	}
 	context->sub_timer_b += 0x10;
 	//Update LFO
-- 
cgit v1.2.3