1 files changed, 68 insertions, 0 deletions
diff --git a/src/core/hle/service/apm/controller.cpp b/src/core/hle/service/apm/controller.cpp
new file mode 100644
index 000000000..4376612eb
--- /dev/null
+++ b/src/core/hle/service/apm/controller.cpp
@@ -0,0 +1,68 @@
+// Copyright 2019 yuzu emulator team
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#include "common/logging/log.h"
+#include "core/core_timing.h"
+#include "core/hle/service/apm/controller.h"
+#include "core/settings.h"
+
+namespace Service::APM {
+
+constexpr PerformanceConfiguration DEFAULT_PERFORMANCE_CONFIGURATION =
+    PerformanceConfiguration::Config7;
+
+Controller::Controller(Core::Timing::CoreTiming& core_timing)
+    : core_timing(core_timing), configs{
+                                    {PerformanceMode::Handheld, DEFAULT_PERFORMANCE_CONFIGURATION},
+                                    {PerformanceMode::Docked, DEFAULT_PERFORMANCE_CONFIGURATION},
+                                } {}
+
+Controller::~Controller() = default;
+
+void Controller::SetPerformanceConfiguration(PerformanceMode mode,
+                                             PerformanceConfiguration config) {
+    static const std::map<PerformanceConfiguration, u32> PCONFIG_TO_SPEED_MAP{
+        {PerformanceConfiguration::Config1, 1020},  {PerformanceConfiguration::Config2, 1020},
+        {PerformanceConfiguration::Config3, 1224},  {PerformanceConfiguration::Config4, 1020},
+        {PerformanceConfiguration::Config5, 1020},  {PerformanceConfiguration::Config6, 1224},
+        {PerformanceConfiguration::Config7, 1020},  {PerformanceConfiguration::Config8, 1020},
+        {PerformanceConfiguration::Config9, 1020},  {PerformanceConfiguration::Config10, 1020},
+        {PerformanceConfiguration::Config11, 1020}, {PerformanceConfiguration::Config12, 1020},
+        {PerformanceConfiguration::Config13, 1785}, {PerformanceConfiguration::Config14, 1785},
+        {PerformanceConfiguration::Config15, 1020}, {PerformanceConfiguration::Config16, 1020},
+    };
+
+    SetClockSpeed(PCONFIG_TO_SPEED_MAP.find(config)->second);
+    configs.insert_or_assign(mode, config);
+}
+
+void Controller::SetFromCpuBoostMode(CpuBoostMode mode) {
+    constexpr std::array<PerformanceConfiguration, 3> BOOST_MODE_TO_CONFIG_MAP{{
+        PerformanceConfiguration::Config7,
+        PerformanceConfiguration::Config13,
+        PerformanceConfiguration::Config15,
+    }};
+
+    SetPerformanceConfiguration(PerformanceMode::Docked,
+                                BOOST_MODE_TO_CONFIG_MAP.at(static_cast<u32>(mode)));
+}
+
+PerformanceMode Controller::GetCurrentPerformanceMode() {
+    return Settings::values.use_docked_mode ? PerformanceMode::Docked : PerformanceMode::Handheld;
+}
+
+PerformanceConfiguration Controller::GetCurrentPerformanceConfiguration(PerformanceMode mode) {
+    if (configs.find(mode) == configs.end()) {
+        configs.insert_or_assign(mode, DEFAULT_PERFORMANCE_CONFIGURATION);
+    }
+
+    return configs[mode];
+}
+
+void Controller::SetClockSpeed(u32 mhz) {
+    LOG_INFO(Service_APM, "called, mhz={:08X}", mhz);
+    // TODO(DarkLordZach): Actually signal core_timing to change clock speed.
+}
+
+} // namespace Service::APM