From: Michael Gernoth <michael@gernoth.net>
Date: Sat, 5 Sep 2020 20:53:35 +0000 (+0200)
Subject: module decoding changes
X-Git-Url: https://git.zerfleddert.de/cgi-bin/gitweb.cgi/32620_extract/commitdiff_plain/62bca9e0cc06e9fb94755a2812ae8c9cdb4024f5?ds=sidebyside

module decoding changes
---

diff --git a/extract.c b/extract.c
index d54a2a8..805be1a 100644
--- a/extract.c
+++ b/extract.c
@@ -76,15 +76,15 @@ int main(int argc, char **argv)
 		lo = header[i];
 		hi = header[i+1] & 0x1f;
 
-		//!EOF ?!
+		// !EOF ?!
 		if ((header[i+2] & 0xf8) != 0xf8)
 			cs2 = (header[i+2] & 0xf8) >> 3;
 
-		if (cs2 & 0x08) {
-			cs = ((header[i+1] & 0xe0) >> 5) - 2;
-		} else {
-			cs = (((header[i+1] & 0xe0) >> 5) | (1 << 3)) - 4;
-		}
+		cs = ((header[i+1] & 0xe0) >> 5) - 2;
+
+		// second module?
+		if ((cs2 & 0x08) == 0x00)
+			cs += 6; // 6 ROMs per module
 
 		amp = header[i+2] & 0x3;