/*
              LUFA Library
-     Copyright (C) Dean Camera, 2011.
+     Copyright (C) Dean Camera, 2013.
 
   dean [at] fourwalledcubicle [dot] com
            www.lufa-lib.org
 */
 
 /*
-  Copyright 2011  Dean Camera (dean [at] fourwalledcubicle [dot] com)
+  Copyright 2013  Dean Camera (dean [at] fourwalledcubicle [dot] com)
   Copyright 2010  Matthias Hullin (lufa [at] matthias [dot] hullin [dot] net)
 
   Permission to use, copy, modify, distribute, and sell this
   advertising or publicity pertaining to distribution of the
   software without specific, written prior permission.
 
-  The author disclaim all warranties with regard to this
+  The author disclaims all warranties with regard to this
   software, including all implied warranties of merchantability
   and fitness.  In no event shall the author be liable for any
   special, indirect or consequential damages or any damages
                .Config =
                        {
                                .InterfaceNumber           = 0,
-
-                               .DataINEndpointNumber      = MASS_STORAGE_IN_EPNUM,
-                               .DataINEndpointSize        = MASS_STORAGE_IO_EPSIZE,
-                               .DataINEndpointDoubleBank  = false,
-
-                               .DataOUTEndpointNumber     = MASS_STORAGE_OUT_EPNUM,
-                               .DataOUTEndpointSize       = MASS_STORAGE_IO_EPSIZE,
-                               .DataOUTEndpointDoubleBank = false,
-
+                               .DataINEndpoint            =
+                                       {
+                                               .Address           = MASS_STORAGE_IN_EPADDR,
+                                               .Size              = MASS_STORAGE_IO_EPSIZE,
+                                               .Banks             = 1,
+                                       },
+                               .DataOUTEndpoint            =
+                                       {
+                                               .Address           = MASS_STORAGE_OUT_EPADDR,
+                                               .Size              = MASS_STORAGE_IO_EPSIZE,
+                                               .Banks             = 1,
+                                       },
                                .TotalLUNs                 = TOTAL_LUNS,
                        },
        };
 
 /** Buffer to hold the previously generated Keyboard HID report, for comparison purposes inside the HID class driver. */
-uint8_t PrevKeyboardHIDReportBuffer[sizeof(USB_KeyboardReport_Data_t)];
+static uint8_t PrevKeyboardHIDReportBuffer[sizeof(USB_KeyboardReport_Data_t)];
 
 /** LUFA HID Class driver interface configuration and state information. This structure is
  *  passed to all HID Class driver functions, so that multiple instances of the same class
                .Config =
                        {
                                .InterfaceNumber              = 1,
-
-                               .ReportINEndpointNumber       = KEYBOARD_EPNUM,
-                               .ReportINEndpointSize         = KEYBOARD_EPSIZE,
-                               .ReportINEndpointDoubleBank   = false,
-
+                               .ReportINEndpoint             =
+                                       {
+                                               .Address              = KEYBOARD_EPADDR,
+                                               .Size                 = KEYBOARD_EPSIZE,
+                                               .Banks                = 1,
+                                       },
                                .PrevReportINBuffer           = PrevKeyboardHIDReportBuffer,
                                .PrevReportINBufferSize       = sizeof(PrevKeyboardHIDReportBuffer),
                        },
        SetupHardware();
 
        LEDs_SetAllLEDs(LEDMASK_USB_NOTREADY);
-       sei();
+       GlobalInterruptEnable();
 
        for (;;)
        {
        Dataflash_Init();
        USB_Init();
 
+       /* Check if the Dataflash is working, abort if not */
+       if (!(DataflashManager_CheckDataflashOperation()))
+       {
+               LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
+               for(;;);
+       }
+
        /* Clear Dataflash sector protections, if enabled */
        DataflashManager_ResetDataflashProtections();
 }
  *  \param[in,out] ReportID    Report ID requested by the host if non-zero, otherwise callback should set to the generated report ID
  *  \param[in]     ReportType  Type of the report to create, either HID_REPORT_ITEM_In or HID_REPORT_ITEM_Feature
  *  \param[out]    ReportData  Pointer to a buffer where the created report should be stored
- *  \param[out]    ReportSize  Number of bytes written in the report (or zero if no report is to be sent
+ *  \param[out]    ReportSize  Number of bytes written in the report (or zero if no report is to be sent)
  *
  *  \return Boolean true to force the sending of the report, false to let the library determine if it needs to be sent
  */
        uint8_t JoyStatus_LCL    = Joystick_GetStatus();
        uint8_t ButtonStatus_LCL = Buttons_GetStatus();
 
-       KeyboardReport->Modifier = HID_KEYBOARD_MODIFER_LEFTSHIFT;
+       KeyboardReport->Modifier = HID_KEYBOARD_MODIFIER_LEFTSHIFT;
 
        if (JoyStatus_LCL & JOY_UP)
          KeyboardReport->KeyCode[0] = HID_KEYBOARD_SC_A;
  *  \param[in] HIDInterfaceInfo  Pointer to the HID class interface configuration structure being referenced
  *  \param[in] ReportID    Report ID of the received report from the host
  *  \param[in] ReportType  The type of report that the host has sent, either HID_REPORT_ITEM_Out or HID_REPORT_ITEM_Feature
- *  \param[in] ReportData  Pointer to a buffer where the created report has been stored
+ *  \param[in] ReportData  Pointer to a buffer where the received report has been stored
  *  \param[in] ReportSize  Size in bytes of the received HID report
  */
 void CALLBACK_HID_Device_ProcessHIDReport(USB_ClassInfo_HID_Device_t* const HIDInterfaceInfo,