Crash on suspend.

Author: rborzeck

.gdbinit_mati

@@ -0,0 +1,11 @@
+handle all nostop pass
+
+
+define target hookpost-remote
+monitor reset 0
+monitor halt
+load
+monitor halt
+eval "monitor exec SetRTTAddr %p", &_SEGGER_RTT
+b main
+end

module-apps/application-desktop/windows/DesktopMainWindow.cpp

@@ -122,6 +122,8 @@ void DesktopMainWindow::onBeforeShow( ShowMode mode, uint32_t command, SwitchDat
 
 		LockPhoneData* lockData = reinterpret_cast<LockPhoneData*>( data );
 		lockTimeoutApplilcation = lockData->getPreviousApplication();
+
+		sapm::ApplicationManager::messageInitPowerSaveMode(application);
 	}
 
 	setVisibleState();

module-services/service-appmgr/ApplicationManager.cpp

@@ -105,6 +105,9 @@ sys::Message_t ApplicationManager::DataReceivedHandler(sys::DataMessage* msgl,sy
 	uint32_t msgType = msgl->messageType;
 
 	switch( msgType ) {
+		case static_cast<uint32_t>( MessageType::APMInitPowerSaveMode ): {
+			handlePowerSavingModeInit();
+		} break;
 		case static_cast<uint32_t>( MessageType::APMPreventBlocking ): {
 //			LOG_INFO("Restarting screen locking timer");
 			ReloadTimer(blockingTimerID);
@@ -309,6 +312,14 @@ bool ApplicationManager::startApplication( const std::string& appName ) {
 	return true;
 }
 
+bool ApplicationManager::handlePowerSavingModeInit() {
+
+	LOG_INFO("Going to suspend mode");
+	sys::SystemManager::SuspendSystem(this);
+
+	return true;
+}
+
 //tries to switch the application
 bool ApplicationManager::handleSwitchApplication( APMSwitch* msg ) {
 
@@ -596,4 +607,10 @@ bool ApplicationManager::messagePreventBlocking( sys::Service* sender ) {
 	return true;
 }
 
+bool ApplicationManager::messageInitPowerSaveMode( sys::Service* sender ) {
+	auto msg = std::make_shared<sapm::APMInitPowerSaveMode>( sender->GetName() );
+	sys::Bus::SendUnicast(msg, "ApplicationManager", sender);
+	return true;
+}
+
 } /* namespace sapm */

module-services/service-appmgr/ApplicationManager.hpp

@@ -87,6 +87,7 @@ class ApplicationManager: public sys::Service {
 	bool handleSwitchPrevApplication( APMSwitchPrevApp* msg );
 	bool handleRegisterApplication( APMRegister* msg );
 	bool handleLanguageChange( sapm::APMChangeLanguage* msg );
+	bool handlePowerSavingModeInit();
 	/**
 	 * @brief Closes all running applications.
 	 */
@@ -150,6 +151,10 @@ class ApplicationManager: public sys::Service {
     * @brief Sends message to inform Application Manager to reset timer responsible for blocking phone
     */
    static bool messagePreventBlocking( sys::Service* sender );
+   /**
+    * @brief Sends message to Application Manager. This will initialize procedure of switching to power saving mode.
+    */
+   static bool messageInitPowerSaveMode( sys::Service* sender );
 };
 
 } /* namespace sapm */

module-services/service-appmgr/messages/APMMessage.hpp

@@ -127,6 +127,13 @@ class APMPreventBlocking: public APMMessage {
 	{}
 };
 
+class APMInitPowerSaveMode: public APMMessage {
+public:
+	APMInitPowerSaveMode( const std::string& senderName) :
+	APMMessage( MessageType::APMInitPowerSaveMode, senderName )
+	{}
+};
+
 } /* namespace sapm */
 
 

source/MessageType.hpp

@@ -99,6 +99,7 @@ enum class MessageType {
 					//applications in background and currently active application.
 	APMClose,       //this message will trigger application manager to close itself, all running applications gui and eink services.
 	APMPreventBlocking, //Prevents application manager from initializing device blocking.
+	APMInitPowerSaveMode, //This message is sent to application manager from desktop when locking timeout has triggered or user explicitly locked the phone.
 
 	//keyboard messages
 	KBDKeyEvent,

source/main.cpp

@@ -94,7 +94,7 @@ class BlinkyService : public sys::Service {
         stopTimer(timer_id);
         std::shared_ptr<sys::DataMessage> msg = std::make_shared<sys::DataMessage>(static_cast<uint32_t >(MessageType::AudioSetInputGain));
 
-        auto ret = sys::Bus::SendUnicast(msg,GetName(),this);
+        sys::Bus::SendUnicast(msg,GetName(),this);
 #endif
 
     }