am: software keyboard config revision 0x140010 (Switch 2) uses UTF-8 text

Pokopia's name entry got only the first letter: the result went out as UTF-16 and the game reads
UTF-8 (its text check replies are UTF-8 too).

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

2 files changed, 10 insertions, 0 deletions

diff --git a/src/core/hle/service/am/frontend/applet_software_keyboard.cpp b/src/core/hle/service/am/frontend/applet_software_keyboard.cpp
index fe07d72912..db42781e18 100644
--- a/src/core/hle/service/am/frontend/applet_software_keyboard.cpp
+++ b/src/core/hle/service/am/frontend/applet_software_keyboard.cpp
@@ -213,6 +213,15 @@ void SoftwareKeyboard::InitializeForeground() {
         std::memcpy(&swkbd_config_new, swkbd_config_data.data() + sizeof(SwkbdConfigCommon),
                     sizeof(SwkbdConfigNew));
         break;
+    case SwkbdAppletVersion::Version1310736:
+        // The common and 8.0.0 parts keep their layout; the 0x68 bytes after them are unknown.
+        // This revision exchanges UTF-8 text: the game's text check replies are UTF-8, and a
+        // UTF-16 result reached it as its first character only.
+        ASSERT(swkbd_config_data.size() >= sizeof(SwkbdConfigCommon) + sizeof(SwkbdConfigNew));
+        std::memcpy(&swkbd_config_new, swkbd_config_data.data() + sizeof(SwkbdConfigCommon),
+                    sizeof(SwkbdConfigNew));
+        swkbd_config_common.use_utf8 = true;
+        break;
     default:
         UNIMPLEMENTED_MSG("Unknown SwkbdConfig revision={} with size={}", swkbd_applet_version,
                           swkbd_config_data.size());
diff --git a/src/core/hle/service/am/frontend/applet_software_keyboard_types.h b/src/core/hle/service/am/frontend/applet_software_keyboard_types.h
index 6bb8f437d3..f263a704cd 100644
--- a/src/core/hle/service/am/frontend/applet_software_keyboard_types.h
+++ b/src/core/hle/service/am/frontend/applet_software_keyboard_types.h
@@ -30,6 +30,7 @@ enum class SwkbdAppletVersion : u32_le {
     Version327689 = 0x50009, // 5.0.0 - 5.1.0
     Version393227 = 0x6000B, // 6.0.0 - 7.0.1
     Version524301 = 0x8000D, // 8.0.0+
+    Version1310736 = 0x140010, // Switch 2 (Pokemon Pokopia): 0x530-byte config, UTF-8 text
 };
 
 enum class SwkbdType : u32 {