From 573cce0fe2724cbdcab38a22153009275c26672e Mon Sep 17 00:00:00 2001
From: The-Little-Wolf <116989599+The-Little-Wolf@users.noreply.github.com>
Date: Sun, 28 Jun 2026 14:38:08 -0700
Subject: [PATCH] [Xam/Locale] - Implement XTLGetLanguageV2

- Implement XTLGetLanguageV2
- Used by Internet Explorer
---
 src/xenia/kernel/xam/xam_locale.cc | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)

diff --git a/src/xenia/kernel/xam/xam_locale.cc b/src/xenia/kernel/xam/xam_locale.cc
index 37445f0f7..26fd37c5d 100644
--- a/src/xenia/kernel/xam/xam_locale.cc
+++ b/src/xenia/kernel/xam/xam_locale.cc
@@ -601,6 +601,27 @@ dword_result_t XamGetLanguage_entry() {
 }
 DECLARE_XAM_EXPORT1(XamGetLanguage, kNone, kImplemented);
 
+dword_result_t XTLGetLanguageV2_entry() {
+  auto desired_language =
+      static_cast<XLanguage>(kernel_state()->xconfig()->ReadSetting<uint32_t>(
+          XCONFIG_USER_CATEGORY,
+          XCONFIG_USER_CATEGORY_ENTRIES::XCONFIG_USER_LANGUAGE));
+
+  uint32_t region = xeXGetGameRegion();
+  if (desired_language < XLanguage::kSwedish) {
+    return static_cast<uint32_t>(desired_language);
+  }
+  if ((region & 0xff00) != 0x100) {
+    return static_cast<uint32_t>(XLanguage::kEnglish);
+  }
+  if (region == 0x101) {
+    return static_cast<uint32_t>(XLanguage::kJapanese);
+  } else {
+    return static_cast<uint32_t>(XLanguage::kKorean);
+  }
+}
+DECLARE_XAM_EXPORT1(XTLGetLanguageV2, kNone, kImplemented);
+
 pointer_result_t XamGetLanguageLocaleFallbackString_entry(dword_t language) {
   assert_false(language >= static_cast<uint32_t>(XLanguage::kMaxLanguages));
   return kernel_state()->xam_state()->GetLanguageFallbackAddress(language);