2 files changed, 40 insertions, 6 deletions

diff --git a/src/core/hle/service/ptm/ts.cpp b/src/core/hle/service/ptm/ts.cpp
index ca064dd90..652f38b97 100644
--- a/src/core/hle/service/ptm/ts.cpp
+++ b/src/core/hle/service/ptm/ts.cpp
@@ -9,6 +9,35 @@
 
 namespace Service::PTM {
 
+enum class Location : u8 {
+    Internal,
+    External,
+};
+
+class ISession : public ServiceFramework<ISession> {
+public:
+    explicit ISession(Core::System& system_) : ServiceFramework{system_, "ISession"} {
+        // clang-format off
+        static const FunctionInfo functions[] = {
+            {0, nullptr, "GetTemperatureRange"},
+            {2, nullptr, "SetMeasurementMode"},
+            {4, &ISession::GetTemperature, "GetTemperature"},
+        };
+        // clang-format on
+
+        RegisterHandlers(functions);
+    }
+
+private:
+    void GetTemperature(HLERequestContext& ctx) {
+        constexpr f32 temperature = 35;
+
+        IPC::ResponseBuilder rb{ctx, 3};
+        rb.Push(ResultSuccess);
+        rb.Push(temperature);
+    }
+};
+
 TS::TS(Core::System& system_) : ServiceFramework{system_, "ts"} {
     // clang-format off
     static const FunctionInfo functions[] = {
@@ -16,7 +45,7 @@ TS::TS(Core::System& system_) : ServiceFramework{system_, "ts"} {
         {1, &TS::GetTemperature, "GetTemperature"},
         {2, nullptr, "SetMeasurementMode"},
         {3, &TS::GetTemperatureMilliC, "GetTemperatureMilliC"},
-        {4, nullptr, "OpenSession"},
+        {4, &TS::OpenSession, "OpenSession"},
     };
     // clang-format on
 
@@ -47,4 +76,13 @@ void TS::GetTemperatureMilliC(HLERequestContext& ctx) {
     rb.Push(temperature);
 }
 
+void TS::OpenSession(HLERequestContext& ctx) {
+    IPC::RequestParser rp{ctx};
+    [[maybe_unused]] const u32 device_code = rp.Pop<u32>();
+
+    IPC::ResponseBuilder rb{ctx, 2, 0, 1};
+    rb.Push(ResultSuccess);
+    rb.PushIpcInterface<ISession>(system);
+}
+
 } // namespace Service::PTM
diff --git a/src/core/hle/service/ptm/ts.h b/src/core/hle/service/ptm/ts.h
index c3f43d5a3..a10a91a64 100644
--- a/src/core/hle/service/ptm/ts.h
+++ b/src/core/hle/service/ptm/ts.h
@@ -14,13 +14,9 @@ public:
     ~TS() override;
 
 private:
-    enum class Location : u8 {
-        Internal,
-        External,
-    };
-
     void GetTemperature(HLERequestContext& ctx);
     void GetTemperatureMilliC(HLERequestContext& ctx);
+    void OpenSession(HLERequestContext& ctx);
 };
 
 } // namespace Service::PTM