Add menu backend

include/peripherals/StatusLed.h

@@ -36,6 +36,7 @@ class StatusLed {
     StatusLed(const Config &config);
 
     void setInputState(const Utils::InputState input_state);
+    void setBrightness(const uint8_t brightness);
 
     void update();
 };

include/utils/InputState.h

@@ -57,6 +57,8 @@ struct InputState {
     InputState();
 
     usb_report_t getReport(usb_mode_t mode);
+
+    bool checkHotkey();
 };
 
 } // namespace Doncon::Utils

include/utils/Menu.h

@@ -0,0 +1,87 @@
+#ifndef _UTILS_MENU_H_
+#define _UTILS_MENU_H_
+
+#include "utils/InputState.h"
+#include "utils/SettingsStore.h"
+
+#include <map>
+#include <memory>
+#include <stddef.h>
+#include <string>
+#include <vector>
+
+namespace Doncon::Utils {
+
+class Menu {
+  public:
+    enum class Page {
+        None,
+        Main,
+        DeviceMode,
+        LedBrightness,
+        Bootsel,
+        BootselMsg,
+    };
+
+    struct State {
+        Page page;
+        uint8_t selection;
+    };
+
+    struct Descriptor {
+        enum class Type {
+            Root,
+            Selection,
+            Value,
+            RebootInfo,
+        };
+
+        enum class Action {
+            None,
+
+            GotoPageDeviceMode,
+            GotoPageLedBrightness,
+            GotoPageBootsel,
+
+            ChangeUsbModeSwitchTatacon,
+            ChangeUsbModeSwitchHoripad,
+            ChangeUsbModeDS3,
+            ChangeUsbModePS4Tatacon,
+            ChangeUsbModeDS4,
+            ChangeUsbModeXbox360,
+            ChangeUsbModeDebug,
+
+            SetLedBrightness,
+
+            DoRebootToBootsel,
+        };
+
+        Type type;
+        std::string name;
+        std::vector<std::pair<std::string, Action>> items;
+        Page parent;
+    };
+
+    const static std::map<Page, const Descriptor> descriptors;
+
+  private:
+    std::shared_ptr<SettingsStore> m_store;
+    bool m_active;
+    State m_state;
+
+    uint8_t getCurrentSelection(Page page);
+    void gotoPage(Page page);
+    void performSelectionAction(Descriptor::Action action);
+    void performValueAction(Descriptor::Action action, uint8_t value);
+
+  public:
+    Menu(std::shared_ptr<SettingsStore> settings_store);
+
+    void activate();
+    void update(const InputState::Controller &controller_state);
+    bool active();
+    State getState();
+};
+} // namespace Divacon::Utils
+
+#endif // _UTILS_MENU_H_

include/utils/SettingsStore.h

@@ -20,9 +20,10 @@ class SettingsStore {
         uint8_t in_use;
         usb_mode_t usb_mode;
         Peripherals::Drum::Config::Thresholds trigger_thresholds;
+        uint8_t led_brightness;
 
         uint8_t _padding[m_store_size - sizeof(uint8_t) - sizeof(usb_mode_t) -
-                         sizeof(Peripherals::Drum::Config::Thresholds)];
+                         sizeof(Peripherals::Drum::Config::Thresholds) - sizeof(uint8_t)];
     };
     static_assert(sizeof(Storecache) == m_store_size);
 
@@ -49,6 +50,9 @@ class SettingsStore {
     void setTriggerThresholds(Peripherals::Drum::Config::Thresholds thresholds);
     Peripherals::Drum::Config::Thresholds getTriggerThresholds();
 
+    void setLedBrightness(uint8_t brightness);
+    uint8_t getLedBrightness();
+
     void scheduleReboot(bool bootsel = false);
 
     void store();

src/main.cpp

@@ -3,6 +3,7 @@
 #include "peripherals/Drum.h"
 #include "peripherals/StatusLed.h"
 #include "usb/usb_driver.h"
+#include "utils/Menu.h"
 #include "utils/SettingsStore.h"
 
 #include "GlobalConfiguration.h"
@@ -22,6 +23,7 @@ queue_t controller_input_queue;
 enum class ControlCommand {
     SetUsbMode,
     SetPlayerLed,
+    SetLedBrightness,
 };
 
 struct ControlMessage {
@@ -29,6 +31,7 @@ struct ControlMessage {
     union {
         usb_mode_t usb_mode;
         usb_player_led_t player_led;
+        uint8_t brightness;
     } data;
 };
 
@@ -60,6 +63,9 @@ void core1_task() {
                 } else if (control_msg.data.player_led.type == USB_PLAYER_LED_COLOR) {
                 }
                 break;
+            case ControlCommand::SetLedBrightness:
+                led.setBrightness(control_msg.data.brightness);
+                break;
             }
         }
 
@@ -87,6 +93,7 @@ int main() {
     Utils::InputState input_state;
 
     auto settings_store = std::make_shared<Utils::SettingsStore>();
+    Utils::Menu menu(settings_store);
 
     Peripherals::Drum drum(Config::Default::drum_config);
 
@@ -104,16 +111,40 @@ int main() {
 
         ctrl_message = {ControlCommand::SetUsbMode, {.usb_mode = mode}};
         queue_add_blocking(&control_queue, &ctrl_message);
+
+        ctrl_message = {ControlCommand::SetLedBrightness, {.brightness = settings_store->getLedBrightness()}};
+        queue_add_blocking(&control_queue, &ctrl_message);
     };
 
     readSettings();
 
     while (true) {
         drum.updateInputState(input_state);
-
         queue_try_remove(&controller_input_queue, &input_state.controller);
 
+        if (menu.active()) {
+            menu.update(input_state.controller);
+            if (menu.active()) {
+                // auto display_msg = menu.getState();
+                // queue_add_blocking(&menu_display_queue, &display_msg);
+            } else {
+                settings_store->store();
+
+                // ControlMessage ctrl_message = {ControlCommand::ExitMenu, {}};
+                // queue_add_blocking(&control_queue, &ctrl_message);
+            }
+
+            readSettings();
+
+        } else if (input_state.checkHotkey()) {
+            menu.activate();
+
+            // ControlMessage ctrl_message{ControlCommand::EnterMenu, {}};
+            // queue_add_blocking(&control_queue, &ctrl_message);
+        } else {
             usb_driver_send_and_receive_report(input_state.getReport(mode));
+        }
+
         usb_driver_task();
 
         queue_try_add(&drum_input_queue, &input_state);

src/peripherals/StatusLed.cpp

@@ -15,6 +15,8 @@ StatusLed::StatusLed(const Config &config) : m_config(config) {
 
 void StatusLed::setInputState(const Utils::InputState input_state) { m_input_state = input_state; }
 
+void StatusLed::setBrightness(const uint8_t brightness) { m_config.brightness = brightness; }
+
 void StatusLed::update() {
     static float brightness_factor = m_config.brightness / static_cast<float>(UINT8_MAX);
 

src/utils/InputState.cpp

@@ -257,4 +257,24 @@ usb_report_t InputState::getDebugReport() {
     return {(uint8_t *)m_debug_report.c_str(), static_cast<uint16_t>(m_debug_report.size() + 1)};
 }
 
+bool InputState::checkHotkey() {
+    static uint32_t hold_since = 0;
+    static bool hold_active = false;
+    static const uint32_t hold_timeout = 2000;
+
+    if (controller.buttons.start && controller.buttons.select) {
+        uint32_t now = to_ms_since_boot(get_absolute_time());
+        if (!hold_active) {
+            hold_active = true;
+            hold_since = now;
+        } else if ((now - hold_since) > hold_timeout) {
+            hold_active = false;
+            return true;
+        }
+    } else {
+        hold_active = false;
+    }
+    return false;
+}
+
 } // namespace Doncon::Utils

src/utils/Menu.cpp

@@ -0,0 +1,295 @@
+#include "utils/Menu.h"
+
+namespace Doncon::Utils {
+
+const std::map<Menu::Page, const Menu::Descriptor> Menu::descriptors = {
+    {Menu::Page::Main,                                                  //
+     {Menu::Descriptor::Type::Root,                                     //
+      "Settings",                                                       //
+      {{"Mode", Menu::Descriptor::Action::GotoPageDeviceMode},          //
+       {"Brightness", Menu::Descriptor::Action::GotoPageLedBrightness}, //
+       {"BOOTSEL", Menu::Descriptor::Action::GotoPageBootsel}},         //
+      Menu::Page::None}},                                               //
+
+    {Menu::Page::DeviceMode,                                                 //
+     {Menu::Descriptor::Type::Selection,                                     //
+      "Mode",                                                                //
+      {{"Swtch Tata", Menu::Descriptor::Action::ChangeUsbModeSwitchTatacon}, //
+       {"Swtch Pro", Menu::Descriptor::Action::ChangeUsbModeSwitchHoripad},  //
+       {"Dualshock3", Menu::Descriptor::Action::ChangeUsbModeDS3},           //
+       {"PS4 Tata", Menu::Descriptor::Action::ChangeUsbModePS4Tatacon},      //
+       {"Dualshock4", Menu::Descriptor::Action::ChangeUsbModeDS4},           //
+       {"Xbox 360", Menu::Descriptor::Action::ChangeUsbModeXbox360},         //
+       {"Debug", Menu::Descriptor::Action::ChangeUsbModeDebug}},             //
+      Menu::Page::Main}},                                                    //
+
+    {Menu::Page::LedBrightness,                           //
+     {Menu::Descriptor::Type::Value,                      //
+      "LED Brightness",                                   //
+      {{"", Menu::Descriptor::Action::SetLedBrightness}}, //
+      Menu::Page::Main}},                                 //
+
+    {Menu::Page::Bootsel,                                         //
+     {Menu::Descriptor::Type::Selection,                          //
+      "Reboot to BOOTSEL",                                        //
+      {{"Reboot?", Menu::Descriptor::Action::DoRebootToBootsel}}, //
+      Menu::Page::Main}},                                         //
+
+    {Menu::Page::BootselMsg,                         //
+     {Menu::Descriptor::Type::RebootInfo,            //
+      "Ready to Flash...",                           //
+      {{"BOOTSEL", Menu::Descriptor::Action::None}}, //
+      Menu::Page::Main}},                            //
+};
+
+Menu::Menu(std::shared_ptr<SettingsStore> settings_store)
+    : m_store(settings_store), m_active(false), m_state({Page::Main, 0}){};
+
+void Menu::activate() {
+    m_state = {Page::Main, 0};
+    m_active = true;
+}
+
+static InputState::Controller::Buttons checkPressed(const InputState::Controller &controller_state) {
+    struct ButtonState {
+        enum State {
+            Idle,
+            RepeatDelay,
+            Repeat,
+        };
+        State state;
+        uint32_t pressed_since;
+        uint32_t last_repeat;
+    };
+
+    static const uint32_t repeat_delay = 1000;
+    static const uint32_t repeat_interval = 20;
+
+    static ButtonState state_north = {ButtonState::State::Idle, 0, 0};
+    static ButtonState state_east = {ButtonState::State::Idle, 0, 0};
+    static ButtonState state_south = {ButtonState::State::Idle, 0, 0};
+    static ButtonState state_west = {ButtonState::State::Idle, 0, 0};
+
+    InputState::Controller::Buttons result{false, false, false, false, false, false, false, false, false, false};
+
+    auto handle_button = [](ButtonState &button_state, bool input_state) {
+        bool result = false;
+        if (input_state) {
+            uint32_t now = to_ms_since_boot(get_absolute_time());
+            switch (button_state.state) {
+            case ButtonState::State::Idle:
+                result = true;
+                button_state.state = ButtonState::State::RepeatDelay;
+                button_state.pressed_since = now;
+                break;
+            case ButtonState::State::RepeatDelay:
+                if ((now - button_state.pressed_since) > repeat_delay) {
+                    result = true;
+                    button_state.state = ButtonState::State::Repeat;
+                    button_state.last_repeat = now;
+                } else {
+                    result = false;
+                }
+                break;
+            case ButtonState::State::Repeat:
+                if ((now - button_state.last_repeat) > repeat_interval) {
+                    result = true;
+                    button_state.last_repeat = now;
+                } else {
+                    result = false;
+                }
+                break;
+            }
+        } else {
+            result = false;
+            button_state.state = ButtonState::State::Idle;
+        }
+
+        return result;
+    };
+
+    result.north = handle_button(state_north, controller_state.buttons.north);
+    result.east = handle_button(state_east, controller_state.buttons.east);
+    result.south = handle_button(state_south, controller_state.buttons.south);
+    result.west = handle_button(state_west, controller_state.buttons.west);
+
+    return result;
+}
+
+uint8_t Menu::getCurrentSelection(Menu::Page page) {
+    switch (page) {
+    case Page::DeviceMode:
+        return static_cast<uint8_t>(m_store->getUsbMode());
+        break;
+    case Page::LedBrightness:
+        return m_store->getLedBrightness();
+        break;
+    case Page::Main:
+    case Page::Bootsel:
+    case Page::BootselMsg:
+    case Page::None:
+        break;
+    }
+
+    return 0;
+}
+
+void Menu::gotoPage(Menu::Page page) {
+    m_state.page = page;
+    m_state.selection = getCurrentSelection(page);
+}
+
+void Menu::performSelectionAction(Menu::Descriptor::Action action) {
+    auto descriptor_it = descriptors.find(m_state.page);
+    if (descriptor_it == descriptors.end()) {
+        assert(false);
+        return;
+    }
+
+    switch (action) {
+    case Descriptor::Action::GotoPageDeviceMode:
+        gotoPage(Page::DeviceMode);
+        break;
+    case Descriptor::Action::GotoPageLedBrightness:
+        gotoPage(Page::LedBrightness);
+        break;
+    case Descriptor::Action::GotoPageBootsel:
+        gotoPage(Page::Bootsel);
+        break;
+    case Descriptor::Action::ChangeUsbModeSwitchTatacon:
+        m_store->setUsbMode(USB_MODE_SWITCH_TATACON);
+        gotoPage(descriptor_it->second.parent);
+        break;
+    case Descriptor::Action::ChangeUsbModeSwitchHoripad:
+        m_store->setUsbMode(USB_MODE_SWITCH_HORIPAD);
+        gotoPage(descriptor_it->second.parent);
+        break;
+    case Descriptor::Action::ChangeUsbModeDS3:
+        m_store->setUsbMode(USB_MODE_DUALSHOCK3);
+        gotoPage(descriptor_it->second.parent);
+        break;
+    case Descriptor::Action::ChangeUsbModePS4Tatacon:
+        m_store->setUsbMode(USB_MODE_PS4_TATACON);
+        gotoPage(descriptor_it->second.parent);
+        break;
+    case Descriptor::Action::ChangeUsbModeDS4:
+        m_store->setUsbMode(USB_MODE_DUALSHOCK4);
+        gotoPage(descriptor_it->second.parent);
+        break;
+    case Descriptor::Action::ChangeUsbModeXbox360:
+        m_store->setUsbMode(USB_MODE_XBOX360);
+        gotoPage(descriptor_it->second.parent);
+        break;
+    case Descriptor::Action::ChangeUsbModeDebug:
+        m_store->setUsbMode(USB_MODE_DEBUG);
+        gotoPage(descriptor_it->second.parent);
+        break;
+    case Descriptor::Action::SetLedBrightness:
+        gotoPage(descriptor_it->second.parent);
+        break;
+    case Descriptor::Action::DoRebootToBootsel:
+        m_store->scheduleReboot(true);
+        gotoPage(Page::BootselMsg);
+        break;
+    default:
+        break;
+    }
+}
+
+void Menu::performValueAction(Menu::Descriptor::Action action, uint8_t value) {
+    auto descriptor_it = descriptors.find(m_state.page);
+    if (descriptor_it == descriptors.end()) {
+        assert(false);
+        return;
+    }
+
+    switch (action) {
+    case Descriptor::Action::SetLedBrightness:
+        m_store->setLedBrightness(value);
+        break;
+    default:
+        break;
+    }
+}
+
+void Menu::update(const InputState::Controller &controller_state) {
+    InputState::Controller::Buttons pressed = checkPressed(controller_state);
+
+    auto descriptor_it = descriptors.find(m_state.page);
+    if (descriptor_it == descriptors.end()) {
+        assert(false);
+        return;
+    }
+
+    if (descriptor_it->second.type == Descriptor::Type::RebootInfo) {
+        m_active = false;
+    } else if (pressed.north) {
+        switch (descriptor_it->second.type) {
+        case Descriptor::Type::Value:
+            if (m_state.selection > 0) {
+                m_state.selection--;
+                performValueAction(descriptor_it->second.items.at(0).second, m_state.selection);
+            }
+            break;
+        case Descriptor::Type::Selection:
+        case Descriptor::Type::Root:
+            if (m_state.selection == 0) {
+                m_state.selection = descriptor_it->second.items.size() - 1;
+            } else {
+                m_state.selection--;
+            }
+            break;
+        case Descriptor::Type::RebootInfo:
+            break;
+        }
+    } else if (pressed.west) {
+        switch (descriptor_it->second.type) {
+        case Descriptor::Type::Value:
+            if (m_state.selection < UINT8_MAX) {
+                m_state.selection++;
+                performValueAction(descriptor_it->second.items.at(0).second, m_state.selection);
+            }
+            break;
+        case Descriptor::Type::Selection:
+        case Descriptor::Type::Root:
+            if (m_state.selection == descriptor_it->second.items.size() - 1) {
+                m_state.selection = 0;
+            } else {
+                m_state.selection++;
+            }
+            break;
+        case Descriptor::Type::RebootInfo:
+            break;
+        }
+    } else if (pressed.south) {
+        switch (descriptor_it->second.type) {
+        case Descriptor::Type::Value:
+        case Descriptor::Type::Selection:
+            gotoPage(descriptor_it->second.parent);
+            break;
+        case Descriptor::Type::Root:
+            m_active = false;
+            break;
+        case Descriptor::Type::RebootInfo:
+            break;
+        }
+    } else if (pressed.east) {
+        switch (descriptor_it->second.type) {
+        case Descriptor::Type::Value:
+            performSelectionAction(descriptor_it->second.items.at(0).second);
+            break;
+        case Descriptor::Type::Selection:
+        case Descriptor::Type::Root:
+            performSelectionAction(descriptor_it->second.items.at(m_state.selection).second);
+            break;
+        case Descriptor::Type::RebootInfo:
+            break;
+        }
+    }
+}
+
+bool Menu::active() { return m_active; }
+
+Menu::State Menu::getState() { return m_state; }
+
+} // namespace Doncon::Utils

src/utils/SettingsStore.cpp

@@ -11,7 +11,11 @@ namespace Doncon::Utils {
 static uint8_t read_byte(uint32_t offset) { return *(reinterpret_cast<uint8_t *>(XIP_BASE + offset)); }
 
 SettingsStore::SettingsStore()
-    : m_store_cache({m_magic_byte, Config::Default::usb_mode, Config::Default::drum_config.trigger_thresholds, {}}),
+    : m_store_cache({m_magic_byte,
+                     Config::Default::usb_mode,
+                     Config::Default::drum_config.trigger_thresholds,
+                     Config::Default::led_config.brightness,
+                     {}}),
       m_dirty(true), m_scheduled_reboot(RebootType::None) {
     uint32_t current_page = m_flash_offset + m_flash_size - m_store_size;
     bool found_valid = false;
@@ -53,6 +57,14 @@ void SettingsStore::setTriggerThresholds(Peripherals::Drum::Config::Thresholds t
 }
 Peripherals::Drum::Config::Thresholds SettingsStore::getTriggerThresholds() { return m_store_cache.trigger_thresholds; }
 
+void SettingsStore::setLedBrightness(uint8_t brightness) {
+    if (m_store_cache.led_brightness != brightness) {
+        m_store_cache.led_brightness = brightness;
+        m_dirty = true;
+    }
+}
+uint8_t SettingsStore::getLedBrightness() { return m_store_cache.led_brightness; }
+
 void SettingsStore::store() {
     if (m_dirty) {
         multicore_lockout_start_blocking();