Mapper 468: bugfixes

2025-09-08 16:25:54 +02:00
parent 5744764e24
commit da42e08e1a
7 changed files with 114 additions and 104 deletions
--- a/src/boards/asic_mmc1.c
+++ b/src/boards/asic_mmc1.c
@@ -116,7 +116,7 @@ DECLFW(MMC1_writeReg) {
 }

 static void MMC1_clear() {
-	MMC1_reg[0] = 0x0C; MMC1_reg[1] = 0; MMC1_reg[2] = 2; MMC1_reg[3] = 0;
+	MMC1_reg[0] = 0x0C; MMC1_reg[1] = 0; MMC1_reg[2] = 0; MMC1_reg[3] = 0; /* "Bad News Baseball" is sensitive to the initial CHR bank register content. 0/0 seems to work. */
 	MMC1_bits = 0; MMC1_shift = 0; MMC1_filter = 0;
 	MMC1_cbSync();
 }