DFU : add timeout detection : abort dfu procedure after 10s without any data from the host.

src/Components/Ble/DfuService.cpp

@@ -16,11 +16,16 @@ int DfuServiceCallback(uint16_t conn_handle, uint16_t attr_handle,
   return dfuService->OnServiceData(conn_handle, attr_handle, ctxt);
 }
 
-void NotificationTimerCallback( TimerHandle_t xTimer ) {
+void NotificationTimerCallback(TimerHandle_t xTimer) {
-  auto dfuService = static_cast<DfuService *>(pvTimerGetTimerID( xTimer ));
+  auto dfuService = static_cast<DfuService *>(pvTimerGetTimerID(xTimer));
   dfuService->OnNotificationTimer();
 }
 
+void TimeoutTimerCallback(TimerHandle_t xTimer) {
+  auto dfuService = static_cast<DfuService *>(pvTimerGetTimerID(xTimer));
+  dfuService->OnTimeout();
+}
+
 DfuService::DfuService(Pinetime::System::SystemTask &systemTask, Pinetime::Controllers::Ble &bleController,
                        Pinetime::Drivers::SpiNorFlash &spiNorFlash) :
         systemTask{systemTask},
@@ -66,6 +71,7 @@ DfuService::DfuService(Pinetime::System::SystemTask &systemTask, Pinetime::Contr
                 },
         } {
   notificationTimer = xTimerCreate ("notificationTimer", 1000, pdFALSE, this, NotificationTimerCallback);
+  timeoutTimer = xTimerCreate ("notificationTimer", 10000, pdFALSE, this, TimeoutTimerCallback);
 }
 
 void DfuService::Init() {
@@ -74,6 +80,10 @@ void DfuService::Init() {
 }
 
 int DfuService::OnServiceData(uint16_t connectionHandle, uint16_t attributeHandle, ble_gatt_access_ctxt *context) {
+  if(bleController.IsFirmwareUpdating()){
+    xTimerStart(timeoutTimer, 0);
+  }
+
 
   ble_gatts_find_chr((ble_uuid_t *) &serviceUuid, (ble_uuid_t *) &packetCharacteristicUuid, nullptr,
                      &packetCharacteristicHandle);
@@ -150,11 +160,6 @@ int DfuService::WritePacketHandler(uint16_t connectionHandle, os_mbuf *om) {
       nbPacketReceived++;
       auto offset = ((nbPacketReceived - 1) % nbPacketsToNotify) * 20;
       std::memcpy(tempBuffer + offset, om->om_data, om->om_len);
-      if (firstCrc) {
-        tempCrc = ComputeCrc(om->om_data, om->om_len, NULL);
-        firstCrc = false;
-      } else
-        tempCrc = ComputeCrc(om->om_data, om->om_len, &tempCrc);
 
       if (nbPacketReceived > 0 && (nbPacketReceived % nbPacketsToNotify) == 0) {
 #if 1
@@ -190,7 +195,7 @@ int DfuService::WritePacketHandler(uint16_t connectionHandle, os_mbuf *om) {
         uint8_t data[3]{static_cast<uint8_t>(Opcodes::Response),
                         static_cast<uint8_t>(Opcodes::ReceiveFirmwareImage),
                         static_cast<uint8_t>(ErrorCodes::NoError)};
-        NRF_LOG_INFO("[DFU] -> Send packet notification : all bytes received! CRC = %u -- %d", tempCrc, connectionHandle);
+        NRF_LOG_INFO("[DFU] -> Send packet notification : all bytes received!");
         SendNotification(connectionHandle, data, 3);
         state = States::Validate;
       }
@@ -266,7 +271,7 @@ int DfuService::ControlPointHandler(uint16_t connectionHandle, os_mbuf *om) {
       return 0;
     case Opcodes::ValidateFirmware: {
       if (state != States::Validate) {
-        NRF_LOG_INFO("[DFU] -> Validate firmware image requested, but we are not in Data state");
+        NRF_LOG_INFO("[DFU] -> Validate firmware image requested, but we are not in Data state %d", state);
         return 0;
       }
 
@@ -301,6 +306,8 @@ int DfuService::ControlPointHandler(uint16_t connectionHandle, os_mbuf *om) {
       NRF_LOG_INFO("[DFU] -> Activate image and reset!");
       bleController.StopFirmwareUpdate();
       systemTask.PushMessage(Pinetime::System::SystemTask::Messages::BleFirmwareUpdateFinished);
+      Reset();
+      bleController.State(Pinetime::Controllers::Ble::FirmwareUpdateStates::Validated);
       return 0;
     default:
       return 0;
@@ -375,3 +382,24 @@ void DfuService::OnNotificationTimer() {
     notificationSize = 0;
   }
 }
+
+void DfuService::OnTimeout() {
+  Reset();
+}
+
+void DfuService::Reset() {
+  state = States::Idle;
+  nbPacketsToNotify = 0;
+  nbPacketReceived = 0;
+  bytesReceived = 0;
+  softdeviceSize = 0;
+  bootloaderSize = 0;
+  applicationSize = 0;
+  expectedCrc = 0;
+  notificatonConnectionHandle = 0;
+  notificationSize = 0;
+  xTimerStop(notificationTimer, 0);
+  bleController.State(Pinetime::Controllers::Ble::FirmwareUpdateStates::Error);
+  bleController.StopFirmwareUpdate();
+  systemTask.PushMessage(Pinetime::System::SystemTask::Messages::BleFirmwareUpdateFinished);
+}

src/Components/Ble/DfuService.h

@@ -26,6 +26,9 @@ namespace Pinetime {
 
         int OnServiceData(uint16_t connectionHandle, uint16_t attributeHandle, ble_gatt_access_ctxt *context);
         void OnNotificationTimer();
+        void OnTimeout();
+
+        void Reset();
 
       private:
         Pinetime::System::SystemTask &systemTask;
@@ -125,11 +128,9 @@ namespace Pinetime {
 
         uint16_t ComputeCrc(uint8_t const *p_data, uint32_t size, uint16_t const *p_crc);
 
-        bool firstCrc = true;
-        uint16_t tempCrc = 0;
-
         void WriteMagicNumber();
         TimerHandle_t notificationTimer;
+        TimerHandle_t timeoutTimer;
 
         uint16_t notificatonConnectionHandle = 0;
         size_t notificationSize = 0;

src/DisplayApp/DisplayApp.cpp

@@ -163,12 +163,8 @@ void DisplayApp::Refresh() {
         lvgl.SetFullRefresh(Components::LittleVgl::FullRefreshDirections::Down);
         currentScreen.reset(nullptr);
         currentScreen.reset(new Screens::FirmwareUpdate(this, bleController));
+        onClockApp = false;
 
-        break;
-      case Messages::BleFirmwareUpdateFinished:
-        lvgl.SetFullRefresh(Components::LittleVgl::FullRefreshDirections::Down);
-        currentScreen.reset(nullptr);
-        currentScreen.reset(new Screens::Clock(this, dateTimeController, batteryController, bleController));
         break;
     }
   }

src/DisplayApp/Screens/FirmwareUpdate.cpp

@@ -26,15 +26,6 @@ FirmwareUpdate::FirmwareUpdate(Pinetime::Applications::DisplayApp *app, Pinetime
   lv_label_set_text(percentLabel, "");
   lv_obj_set_auto_realign(percentLabel, true);
   lv_obj_align(percentLabel, bar1, LV_ALIGN_OUT_TOP_MID, 0, 60);
-
-  button = lv_btn_create(lv_scr_act(), NULL);
-  //lv_obj_set_event_cb(button, event_handler);
-  lv_obj_align(button, NULL, LV_ALIGN_IN_BOTTOM_MID, 0, 0);
-  lv_obj_set_hidden(button, true);
-
-  labelBtn = lv_label_create(button, NULL);
-  lv_label_set_text(labelBtn, "Back");
-  lv_obj_set_hidden(labelBtn, true);
 }
 
 FirmwareUpdate::~FirmwareUpdate() {
@@ -88,7 +79,4 @@ void FirmwareUpdate::UpdateValidated() {
 void FirmwareUpdate::UpdateError() {
   lv_label_set_recolor(percentLabel, true);
   lv_label_set_text(percentLabel, "#ff0000 Error!#");
-
-  lv_obj_set_hidden(labelBtn, false);
-  lv_obj_set_hidden(button, false);
 }

src/DisplayApp/Screens/FirmwareUpdate.h

@@ -31,8 +31,6 @@ namespace Pinetime {
           lv_obj_t* bar1;
           lv_obj_t* percentLabel;
           lv_obj_t* titleLabel;
-          lv_obj_t* labelBtn;
-          lv_obj_t* button;
           mutable char percentStr[10];
           bool running = true;
           States state;

src/FreeRTOSConfig.h

@@ -96,7 +96,7 @@
 #define configUSE_TIMERS 1
 #define configTIMER_TASK_PRIORITY                                                 ( 0 )
 #define configTIMER_QUEUE_LENGTH                                                  32
-#define configTIMER_TASK_STACK_DEPTH                                              ( 120 )
+#define configTIMER_TASK_STACK_DEPTH                                              ( 240 )
 
 /* Tickless Idle configuration. */
 #define configEXPECTED_IDLE_TIME_BEFORE_SLEEP                                     2

src/SystemTask/SystemTask.cpp

@@ -118,6 +118,7 @@ void SystemTask::Work() {
           break;
         case Messages::BleFirmwareUpdateFinished:
           displayApp->PushMessage(Pinetime::Applications::DisplayApp::Messages::BleFirmwareUpdateFinished);
+          if(bleController.State() == Pinetime::Controllers::Ble::FirmwareUpdateStates::Validated)
             NVIC_SystemReset();
           break;
         default: break;