diff options
Diffstat (limited to 'Source/Core/DiscIO/VolumeGC.cpp')
| -rw-r--r-- | Source/Core/DiscIO/VolumeGC.cpp | 25 |
1 files changed, 21 insertions, 4 deletions
diff --git a/Source/Core/DiscIO/VolumeGC.cpp b/Source/Core/DiscIO/VolumeGC.cpp index 1a89917812..46ac57278c 100644 --- a/Source/Core/DiscIO/VolumeGC.cpp +++ b/Source/Core/DiscIO/VolumeGC.cpp @@ -60,14 +60,31 @@ std::string VolumeGC::GetGameID(const Partition& partition) const Region VolumeGC::GetRegion() const { - const std::optional<u8> country_code = ReadSwapped<u8>(3, PARTITION_NONE); - return country_code ? RegionSwitchGC(*country_code) : Region::UNKNOWN_REGION; + const std::optional<u32> region_code = ReadSwapped<u32>(0x458, PARTITION_NONE); + if (!region_code) + return Region::UNKNOWN_REGION; + const Region region = static_cast<Region>(*region_code); + return region <= Region::PAL ? region : Region::UNKNOWN_REGION; } Country VolumeGC::GetCountry(const Partition& partition) const { - const std::optional<u8> country_code = ReadSwapped<u8>(3, partition); - return country_code ? CountrySwitch(*country_code) : Country::COUNTRY_UNKNOWN; + // The 0 that we use as a default value is mapped to COUNTRY_UNKNOWN and UNKNOWN_REGION + const u8 country = ReadSwapped<u8>(3, partition).value_or(0); + const Region region = GetRegion(); + + // Korean GC releases use NTSC-J. + // E is normally used for America, but it's also used for English-language Korean GC releases. + // K is used by games that are in the Korean language. + // W means Taiwan for Wii games, but on the GC, it's used for English-language Korean releases. + // (There doesn't seem to be any pattern to which of E and W is used for Korean GC releases.) + if (region == Region::NTSC_J && (country == 'E' || country == 'K' || country == 'W')) + return Country::COUNTRY_KOREA; + + if (RegionSwitchGC(country) != region) + return TypicalCountryForRegion(region); + + return CountrySwitch(country); } std::string VolumeGC::GetMakerID(const Partition& partition) const |