make GBA roms work under freebios

2023-12-06 23:19:15 -08:00 · 2023-12-06 23:19:15 -08:00 · 7b4bd8cdc3
parent 10ac5ddb3c
commit 7b4bd8cdc3
2 changed files with 7 additions and 0 deletions
--- a/Assets/dll/melonDS.wbx.zst
+++ b/Assets/dll/melonDS.wbx.zst
--- a/waterbox/melon/BizFileManager.cpp
+++ b/waterbox/melon/BizFileManager.cpp
@ -543,6 +543,13 @@ const char* InitCarts(bool gba)
 		return "Failed to load NDS ROM!";
 	}

+	if (ndsRom->second >= 0x15C && NDS::IsLoadedARM9BIOSBuiltIn())
+	{
+		// copy logo to the ARM9 bios
+		// this is only needed for the builtin bios, which omits the logo
+		memcpy(&NDS::ARM9BIOS[0x20], &ndsRom->first[0xC0], 0x9C);
+	}
+
 	if (gba)
 	{
 		auto gbaRom = GetFileData("gba.rom");