Emulog: Print user-selected BIOS time zone

pcsx2/CDVD/CDVD.cpp

@@ -927,6 +927,20 @@ void cdvdReset()
 	// Print time zone offset, DST, time format, date format, and system time basis.
 	DevCon.WriteLn(Color_StrongGreen, configParams1.timezoneOffset < 0 ? "Time Zone Offset: GMT%03d:%02d" : "Time Zone Offset: GMT+%02d:%02d",
 				   configParams1.timezoneOffset / 60, std::abs(configParams1.timezoneOffset % 60));
+
+	// Time zone ID has exactly 128 possible values.
+	if (configParams1.timeZoneID < 0x80)
+	{
+		// Cutoff for the old naming scheme (TimeZoneLocations[][0]) is v01.70 inclusive.
+		const bool new_time_zone_ID_names = ((BiosVersion >> 8) == 2) || ((BiosVersion & 0xFF) >= 90);
+		DevCon.WriteLn(Color_StrongGreen, "Time Zone Location: %s",
+			TimeZoneLocations[configParams1.timeZoneID][new_time_zone_ID_names]);
+	}
+	else
+	{
+		DevCon.WriteLn(Color_StrongRed, "Invalid time zone configuration in BIOS (ID: %d)", configParams1.timeZoneID);
+	}
+
 	DevCon.WriteLn(Color_StrongGreen, "DST: %s Time", configParams2.daylightSavings ? "Summer" : "Winter");
 	DevCon.WriteLn(Color_StrongGreen, "Time Format: %s-Hour", configParams2.timeFormat ? "12" : "24");
  	DevCon.WriteLn(Color_StrongGreen, "Date Format: %s", configParams2.dateFormat ? (configParams2.dateFormat == 2 ? "DD/MM/YYYY" : "MM/DD/YYYY") : "YYYY/MM/DD");

pcsx2/ps2/BiosTools.cpp

@@ -65,6 +65,7 @@ void ReadOSDConfigParames()
 	configParams1.version = (params[2] & 0xE0) >> 5; // OSD Ver (Not sure but best guess).
 	configParams1.language = params[2] & 0x1F; // Language.
 	configParams1.timezoneOffset = params[4] | ((u32)(params[3] & 0x7) << 8);  // Timezone offset in minutes.
+	configParams1.timeZoneID = params[6]; // ID for time zone selection
 	
 	// Region settings for time/date and extended language
 	configParams2.UC[1] = ((u32)params[3] & 0x78) << 1; // Daylight Savings, 24hr clock, Date format

pcsx2/ps2/BiosTools.h

@@ -44,6 +44,8 @@ typedef struct
 			/*16*/ u32 language : 5;
 			/** timezone minutes offset from gmt */
 			/*21*/ s32 timezoneOffset : 11;
+ 			/** timezone location ID */
+			/*32*/ u8 timeZoneID : 7;
 		};
 
 		u8  UC[4];
@@ -85,7 +87,7 @@ typedef struct
 
 // TODO: namespace this
 extern BiosDebugInformation CurrentBiosInformation;
-extern u32 BiosVersion;		// Used by CDVD
+extern u32 BiosVersion;		// Used by CDVD; third octet is major version, fourth is minor version.
 extern u32 BiosRegion;		// Used by CDVD
 extern bool NoOSD;			// Used for HLE OSD Config Params
 extern ConfigParam configParams1;
@@ -117,3 +119,139 @@ extern bool IsBIOSAvailable(const std::string& full_path);
 
 extern bool LoadBIOS();
 extern void CopyBIOSToMemory();
+
+// Values in [][0] are the names on BIOSes v1.70 and below.
+// Values in [][1] are the names on BIOSes v1.90 and above.
+// ID 127 ("Seoul" in v01.90 and above) appears to have no corresponding value ("South Korea") on v01.70 and below.
+// clang-format off
+constexpr const char* TimeZoneLocations[128][2] = {
+	{"Afghanistan", "Kabul"},  														// [0]
+	{"Albania", "Tirana"}, 															// [1]
+	{"Algeria", "Algiers"}, 														// [2]
+	{"Andorra", "Andorra la Vella"}, 												// [3]
+	{"Armenia", "Yerevan"}, 														// [4]
+	{"Australia – Perth", "Perth"},													// [5]
+	{"Australia – Adelaide", "Adelaide"},											// [6]
+	{"Australia – Sydney", "Sydney"},												// [7]
+	{"Australia – Lord Howe Island", "Lord Howe Island"},							// [8]
+	{"Austria", "Vienna"},															// [9]
+	{"Azerbaijan", "Baku"},															// [10]
+	{"Bahrain", "Manama"},															// [11]
+	{"Bangladesh", "Dhaka"},														// [12]
+	{"Belarus", "Minsk"},															// [13]
+	{"Belgium", "Brussels"},														// [14]
+	{"Bosnia and Herzegovina", "Sarajevo"},											// [15]
+	{"Bulgaria", "Sofia"},															// [16]
+	{"Canada – Pacific, Yukon", "Pacific (Canada)"},								// [17]
+	{"Canada – Mountain", "Mountain (Canada)"},										// [18]
+	{"Canada – Central", "Central (Canada)"},										// [19]
+	{"Canada – Eastern", "Eastern (Canada)"},										// [20]
+	{"Canada – Atlantic", "Atlantic (Canada)"},										// [21]
+	{"Canada – Newfoundland", "Newfoundland"},										// [22]
+	{"Cape Verde", "Praia"},														// [23]
+	{"Chile – Santiago", "Santiago"},												// [24]
+	{"Chile – Easter Island", "Easter Island"},										// [25]
+	{"China", "Beijing"},															// [26]
+	{"Croatia", "Zagreb"},															// [27]
+	{"Cyprus", "Nicosia"},															// [28]
+	{"Czech Republic", "Prague"},													// [29]
+	{"Denmark", "Copenhagen"},														// [30]
+	{"Egypt", "Cairo"},																// [31]
+	{"Estonia", "Tallinn"},															// [32]
+	{"Fiji", "Suva"},																// [33]
+	{"Finland", "Helsinki"},														// [34]
+	{"France", "Paris"},															// [35]
+	{"Georgia", "Tbilisi"},															// [36]
+	{"Germany", "Berlin"},															// [37]
+	{"Gibraltar", "Gibraltar"},														// [38]
+	{"Greece", "Athens"},															// [39]
+	{"Greenland – Pituffik", "Northwestern Greenland"},								// [40]
+	{"Greenland – Greenland", "Southwestern Greenland"},							// [41]
+	{"Greenland – Ittoqqortoormiit", "Eastern Greenland"},							// [42]
+	{"Hungary", "Budapest"},														// [43]
+	{"Iceland", "Reykjavik"},														// [44]
+	{"India", "Calcutta"},															// [45]
+	{"Iran", "Tehran"},																// [46]
+	{"Iraq", "Baghdad"},															// [47]
+	{"Ireland", "Dublin"},															// [48]
+	{"Israel", "Jerusalem"},														// [49]
+	{"Italy", "Rome"},																// [50]
+	{"Japan", "Tokyo"},																// [51]
+	{"Jordan", "Amman"},															// [52]
+	{"Kazakhstan – Western", "Western Kazakhstan"},									// [53]
+	{"Kazakhstan – Central", "Central Kazakhstan"},									// [54]
+	{"Kazakhstan – Eastern", "Eastern Kazakhstan"},									// [55]
+	{"Kuwait", "Kuwait City"},														// [56]
+	{"Kyrgyzstan", "Bishkek"},														// [57]
+	{"Latvia", "Riga"},																// [58]
+	{"Lebanon", "Beirut"},															// [59]
+	{"Liechtenstein", "Vaduz"},														// [60]
+	{"Lithuania", "Vilnius"},														// [61]
+	{"Luxembourg", "Luxembourg"},													// [62]
+	{"Macedonia", "Skopje"},														// [63]
+	{"Malta", "Valletta"},															// [64]
+	{"Mexico – Tijuana", "Tijuana"},												// [65]
+	{"Mexico – Chihuahua", "Chihuahua"},											// [66]
+	{"Mexico – Mexico City", "Mexico City"},										// [67]
+	{"Midway Islands", "Midway Islands"},											// [68]
+	{"Monaco", "Monaco"},															// [69]
+	{"Morocco", "Casablanca"},														// [70]
+	{"Namibia", "Windhoek"},														// [71]
+	{"Nepal", "Kathmandu"},															// [72]
+	{"Netherlands", "Amsterdam"},													// [73]
+	{"New Caledonia", "New Caledonia"},												// [74]
+	{"New Zealand", "Wellington"},													// [75]
+	{"Norway", "Oslo"},																// [76]
+	{"Oman", "Muscat"},																// [77]
+	{"Pakistan", "Karachi"},														// [78]
+	{"Panama", "Panama City"},														// [79]
+	{"Poland", "Warsaw"},															// [80]
+	{"Portugal – Azores", "Azores"},												// [81]
+	{"Portugal – Lisbon", "Lisbon"},												// [82]
+	{"Puerto Rico", "Puerto Rico"},													// [83]
+	{"Reunion", "Reunion"},															// [84]
+	{"Romania", "Bucharest"},														// [85]
+	{"Russian Federation – Kaliningrad", "Kaliningrad"},							// [86]
+	{"Russian Federation – Moscow", "Moscow"},										// [87]
+	{"Russian Federation – Izhevsk", "Izhevsk"},									// [88]
+	{"Russian Federation – Perm", "Perm"},											// [89]
+	{"Russian Federation – Omsk", "Omsk"},											// [90]
+	{"Russian Federation – Norilsk", "Norilsk"},									// [91]
+	{"Russian Federation – Bratsk", "Bratsk"},										// [92]
+	{"Russian Federation – Yakutsk", "Yakutsk"},									// [93]
+	{"Russian Federation – Vladivostok", "Vladivostok"},							// [94]
+	{"Russian Federation – Magadan", "Magadan"},									// [95]
+	{"Russian Federation – Petropavlovsk-Kamchatsky", "Petropavlovsk-Kamchatsky"},	// [96]
+	{"Samoa", "Samoa Islands"},														// [97]
+	{"San Marino", "San Marino"},													// [98]
+	{"Saudi Arabia", "Riyadh"},														// [99]
+	{"Slovakia", "Bratislava"},														// [100]
+	{"Slovenia", "Ljubljana"},														// [101]
+	{"South Africa", "Johannesburg"},												// [102]
+	{"Spain – Canary Islands", "Canary Islands"},									// [103]
+	{"Spain – Madrid", "Madrid"},													// [104]
+	{"Sweden", "Stockholm"},														// [105]
+	{"Switzerland", "Bern"},														// [106]
+	{"Syria", "Damascus"},															// [107]
+	{"Tunisia", "Tunis"},															// [108]
+	{"Turkey", "Istanbul"},															// [109]
+	{"Ukraine", "Kiev"},															// [110]
+	{"United Arab Emirates", "Abu Dhabi"},											// [111]
+	{"United Kingdom", "London"},													// [112]
+	{"United States – Hawaii", "Hawaii"},											// [113]
+	{"United States – Alaska", "Alaska"},											// [114]
+	{"United States – Pacific", "Pacific (USA)"},									// [115]
+	{"United States – Mountain", "Mountain (USA)"},									// [116]
+	{"United States – Central", "Central (USA)"},									// [117]
+	{"United States – Eastern", "Eastern (USA)"},									// [118]
+	{"Uzbekistan", "Tashkent"},														// [119]
+	{"Venezuela", "Caracas"},														// [120]
+	{"Yugoslavia", "Belgrade"},														// [121]
+	{"Thailand", "Bangkok"},														// [122]
+	{"Hong Kong", "Hong Kong"},														// [123]
+	{"Malaysia", "Kuala Lumpur"},													// [124]
+	{"Singapore", "Singapore"},														// [125]
+	{"Taiwan", "Taipei"},															// [126]
+	{"South Korea", "Seoul"},														// [127]
+};
+// clang-format on