From 66236ca9b1235903fe8efd511eb9a0cf105a2c0e Mon Sep 17 00:00:00 2001
From: Drew T <50529377+Druthulu@users.noreply.github.com>
Date: Tue, 25 Aug 2026 19:37:45 -0600
Subject: [PATCH] chore(decomp): commit in-tree banked work before the serial
 lane

---
 src/ov_SC02_000/ov_SC02_000_jr_8018173C.c | 34 ++++++++++++++++++++++-
 1 file changed, 33 insertions(+), 1 deletion(-)

diff --git a/src/ov_SC02_000/ov_SC02_000_jr_8018173C.c b/src/ov_SC02_000/ov_SC02_000_jr_8018173C.c
index 259437628b..f2d28b8411 100644
--- a/src/ov_SC02_000/ov_SC02_000_jr_8018173C.c
+++ b/src/ov_SC02_000/ov_SC02_000_jr_8018173C.c
@@ -6532,7 +6532,39 @@ void func_80189A00(s32 param_1) {
 }
 
 
-INCLUDE_ASM("asm/ov_SC02_000/nonmatchings/ov_SC02_000_jr_8018173C", func_80189A70);
+typedef struct {
+    s16 start;
+    s16 end;
+} Range_80189A70;
+
+extern u8 D_8018F71C[];
+extern s16 D_8018F71E;
+extern u32 func_80189DB8(u32, u32);
+
+void func_80189A70(s32 *a0)
+{
+    s32 v;
+    s32 t;
+    s32 c;
+    Range_80189A70 range;
+
+    v = (s16)(*(u16 *)((s32)a0 + 0x100) -= 0x10);
+    if (v < 0) {
+        D_8018F71E = 1;
+        func_8012AD44(a0, 0);
+        return;
+    }
+    t = v << 8;
+    if (v >= 0x20) {
+        c = v | 0x202000;
+    } else {
+        c = v | ((v << 16) | t);
+    }
+    range.start = 0;
+    range.end = 0x50;
+    func_80189B1C(a0, &range, D_8018F71C, ((void * (*)(void))func_80189DB8)(a0, c));
+}
+
 
 #include "common.h"
 #include "/home/musashi/bfm-decomp/src/shared/engine_core.h"