compositeddriverdescriptors.c

本代bootloader通过usb下载代码首先存放在sdram中

            AUDFormatTypeOneDescriptor_FORMATTYPEONE,
            AUDD_NUMCHANNELS,
            AUDD_BYTESPERSAMPLE,
            AUDD_BYTESPERSAMPLE*8,
            1 // One discrete frequency supported
        },
        {
            AUDD_SAMPLERATE & 0xFF,
            (AUDD_SAMPLERATE >> 8) & 0xFF,
            (AUDD_SAMPLERATE >> 16) & 0xFF
        }
    },
    // Audio streaming endpoint standard descriptor
    {
        sizeof(AUDEndpointDescriptor),
        USBGenericDescriptor_ENDPOINT,
        USBEndpointDescriptor_ADDRESS(
            USBEndpointDescriptor_OUT,
            AUDD_Descriptors_DATAOUT),
        USBEndpointDescriptor_ISOCHRONOUS,
        BOARD_USB_ENDPOINTS_MAXPACKETSIZE(AUDD_Descriptors_DATAOUT),
        1, // Polling interval = 2^(x-1) milliseconds (1 ms)
        0, // This is not a synchronization endpoint
        0 // No associated synchronization endpoint
    },
    // Audio streaming endpoint class-specific descriptor
    {
        sizeof(AUDDataEndpointDescriptor),
        AUDGenericDescriptor_ENDPOINT,
        AUDDataEndpointDescriptor_SUBTYPE,
        0, // No attributes
        0, // Endpoint is not synchronized
        0 // Endpoint is not synchronized
    },
  #endif // (AUDIO defined)

  #if defined(usb_CDCCDC)
    // CDC 1
    // IAD for CDC/ACM port 1
    {
        sizeof(USBInterfaceAssociationDescriptor),
        USBGenericDescriptor_INTERFACEASSOCIATION,
        CDCD_Descriptors_INTERFACENUM1,
        2,
        CDCCommunicationInterfaceDescriptor_CLASS,
        CDCCommunicationInterfaceDescriptor_ABSTRACTCONTROLMODEL,
        CDCCommunicationInterfaceDescriptor_NOPROTOCOL,
        0  // No string descriptor for this interface
    },
    // Communication class interface standard descriptor
    {
        sizeof(USBInterfaceDescriptor),
        USBGenericDescriptor_INTERFACE,
        CDCD_Descriptors_INTERFACENUM1, // This is interface #2
        0, // This is alternate setting #0 for this interface
        1, // This interface uses 1 endpoint
        CDCCommunicationInterfaceDescriptor_CLASS,
        CDCCommunicationInterfaceDescriptor_ABSTRACTCONTROLMODEL,
        CDCCommunicationInterfaceDescriptor_NOPROTOCOL,
        0  // No string descriptor for this interface
    },
    // Class-specific header functional descriptor
    {
        sizeof(CDCHeaderDescriptor),
        CDCGenericDescriptor_INTERFACE,
        CDCGenericDescriptor_HEADER,
        CDCGenericDescriptor_CDC1_10
    },
    // Class-specific call management functional descriptor
    {
        sizeof(CDCCallManagementDescriptor),
        CDCGenericDescriptor_INTERFACE,
        CDCGenericDescriptor_CALLMANAGEMENT,
        CDCCallManagementDescriptor_SELFCALLMANAGEMENT,
        CDCD_Descriptors_INTERFACENUM1 + 1 // No associated data interface
    },
    // Class-specific abstract control management functional descriptor
    {
        sizeof(CDCAbstractControlManagementDescriptor),
        CDCGenericDescriptor_INTERFACE,
        CDCGenericDescriptor_ABSTRACTCONTROLMANAGEMENT,
        CDCAbstractControlManagementDescriptor_LINE
    },
    // Class-specific union functional descriptor with one slave interface
    {
        sizeof(CDCUnionDescriptor),
        CDCGenericDescriptor_INTERFACE,
        CDCGenericDescriptor_UNION,
        CDCD_Descriptors_INTERFACENUM1, // Number of master interface is #2
        CDCD_Descriptors_INTERFACENUM1+1 // First slave interface is #3
    },
    // Notification endpoint standard descriptor
    {
        sizeof(USBEndpointDescriptor), 
        USBGenericDescriptor_ENDPOINT,
        USBEndpointDescriptor_ADDRESS(USBEndpointDescriptor_IN,
                                      CDCD_Descriptors_NOTIFICATION1),
        USBEndpointDescriptor_INTERRUPT,
        MIN(BOARD_USB_ENDPOINTS_MAXPACKETSIZE(CDCD_Descriptors_NOTIFICATION1),
            USBEndpointDescriptor_MAXINTERRUPTSIZE_FS),
        10 // Endpoint is polled every 10ms
    },
    // Data class interface standard descriptor
    {
        sizeof(USBInterfaceDescriptor),
        USBGenericDescriptor_INTERFACE,
        CDCD_Descriptors_INTERFACENUM1 + 1, // This is interface #3
        0, // This is alternate setting #0 for this interface
        2, // This interface uses 2 endpoints
        CDCDataInterfaceDescriptor_CLASS,
        CDCDataInterfaceDescriptor_SUBCLASS,
        CDCDataInterfaceDescriptor_NOPROTOCOL,
        0  // No string descriptor for this interface
    },
    // Bulk-OUT endpoint standard descriptor
    {
        sizeof(USBEndpointDescriptor), 
        USBGenericDescriptor_ENDPOINT,
        USBEndpointDescriptor_ADDRESS(USBEndpointDescriptor_OUT,
                                      CDCD_Descriptors_DATAOUT1),
        USBEndpointDescriptor_BULK,
        MIN(BOARD_USB_ENDPOINTS_MAXPACKETSIZE(CDCD_Descriptors_DATAOUT1),
            USBEndpointDescriptor_MAXBULKSIZE_FS),
        0 // Must be 0 for full-speed bulk endpoints
    },
    // Bulk-IN endpoint descriptor
    {
        sizeof(USBEndpointDescriptor),
        USBGenericDescriptor_ENDPOINT,
        USBEndpointDescriptor_ADDRESS(USBEndpointDescriptor_IN,
                                      CDCD_Descriptors_DATAIN1),
        USBEndpointDescriptor_BULK,
        MIN(BOARD_USB_ENDPOINTS_MAXPACKETSIZE(CDCD_Descriptors_DATAIN1),
            USBEndpointDescriptor_MAXBULKSIZE_FS),
        0 // Must be 0 for full-speed bulk endpoints
    },
  #endif // (2 CDCs defined)

  #if defined(usb_CDCMSD) || defined(usb_HIDMSD)
    // Mass Storage interface descriptor.
    {
        sizeof(USBInterfaceDescriptor),
        USBGenericDescriptor_INTERFACE,
        MSDD_Descriptors_INTERFACENUM,
        0, // This is alternate setting #0.
        2, // Interface uses two endpoints.
        MSInterfaceDescriptor_CLASS,            
        MSInterfaceDescriptor_SCSI,                 
        MSInterfaceDescriptor_BULKONLY,            
        0 // No string descriptor for interface.
    },
    // Bulk-OUT endpoint descriptor
    {
        sizeof(USBEndpointDescriptor), 
        USBGenericDescriptor_ENDPOINT,
        USBEndpointDescriptor_ADDRESS(
            USBEndpointDescriptor_OUT,
            MSDD_Descriptors_BULKOUT),
        USBEndpointDescriptor_BULK,
        MIN(BOARD_USB_ENDPOINTS_MAXPACKETSIZE(MSDD_Descriptors_BULKOUT),
            USBEndpointDescriptor_MAXBULKSIZE_FS),
        0 // No string descriptor for endpoint.
    },
    // Bulk-IN endpoint descriptor
    {
        sizeof(USBEndpointDescriptor),
        USBGenericDescriptor_ENDPOINT,
        USBEndpointDescriptor_ADDRESS(
            USBEndpointDescriptor_IN,
            MSDD_Descriptors_BULKIN),
        USBEndpointDescriptor_BULK,
        MIN(BOARD_USB_ENDPOINTS_MAXPACKETSIZE(MSDD_Descriptors_BULKIN),
            USBEndpointDescriptor_MAXBULKSIZE_FS),
        0 // No string descriptor for endpoint.
    },
  #endif // (MSD defined)

};

/// String descriptor with the supported languages.
const unsigned char languageIdDescriptor[] = {

    USBStringDescriptor_LENGTH(1),
    USBGenericDescriptor_STRING,
    USBStringDescriptor_ENGLISH_US
};

/// Manufacturer name.
const unsigned char manufacturerDescriptor[] = {

    USBStringDescriptor_LENGTH(5),
    USBGenericDescriptor_STRING,
    USBStringDescriptor_UNICODE('A'),
    USBStringDescriptor_UNICODE('t'),
    USBStringDescriptor_UNICODE('m'),
    USBStringDescriptor_UNICODE('e'),
    USBStringDescriptor_UNICODE('l')
};

/// Product name.
const unsigned char productDescriptor[] = {

    USBStringDescriptor_LENGTH(14),
    USBGenericDescriptor_STRING,
    USBStringDescriptor_UNICODE('C'),
    USBStringDescriptor_UNICODE('o'),
    USBStringDescriptor_UNICODE('m'),
    USBStringDescriptor_UNICODE('p'),
    USBStringDescriptor_UNICODE('o'),
    USBStringDescriptor_UNICODE('s'),
    USBStringDescriptor_UNICODE('i'),
    USBStringDescriptor_UNICODE('t'),
    USBStringDescriptor_UNICODE('e'),
    USBStringDescriptor_UNICODE(' '),
    USBStringDescriptor_UNICODE('D'),
    USBStringDescriptor_UNICODE('e'),
    USBStringDescriptor_UNICODE('m'),
    USBStringDescriptor_UNICODE('o')
};

/// Product serial number.
const unsigned char serialNumberDescriptor[] = {

    USBStringDescriptor_LENGTH(4),
    USBGenericDescriptor_STRING,
    USBStringDescriptor_UNICODE('0'),
    USBStringDescriptor_UNICODE('1'),
    USBStringDescriptor_UNICODE('2'),
    USBStringDescriptor_UNICODE('3')
};

/// Array of pointers to the four string descriptors.
const unsigned char *stringDescriptors[] = {

    languageIdDescriptor,
    manufacturerDescriptor,
    productDescriptor,
    serialNumberDescriptor,
};

//------------------------------------------------------------------------------
//         Exported variables
//------------------------------------------------------------------------------

/// List of descriptors required by an USB audio speaker device driver.
const USBDDriverDescriptors compositedDriverDescriptors = {

    &deviceDescriptor,
    (const USBConfigurationDescriptor *) &configurationDescriptors,
#ifdef BOARD_USB_UDPHS
    &qualifierDescriptor,
    (const USBConfigurationDescriptor *) &configurationDescriptors,
    &deviceDescriptor,
    (const USBConfigurationDescriptor *) &configurationDescriptors,
    &qualifierDescriptor,
    (const USBConfigurationDescriptor *) &configurationDescriptors,
#else
    0, 0, 0, 0, 0, 0,
#endif
    stringDescriptors,
    4 // Number of string descriptors
};

#if defined(usb_CDCHID) || defined(usb_HIDAUDIO) || defined(usb_HIDMSD)
/// Report descriptor used by the driver.
const unsigned char hiddReportDescriptor[] = {

    HIDReport_GLOBAL_USAGEPAGE + 1, HIDGenericDesktop_PAGEID,
    HIDReport_LOCAL_USAGE + 1, HIDGenericDesktop_KEYBOARD,
    HIDReport_COLLECTION + 1, HIDReport_COLLECTION_APPLICATION,

        // Input report: modifier keys
        HIDReport_GLOBAL_REPORTSIZE + 1, 1,
        HIDReport_GLOBAL_REPORTCOUNT + 1, 8,
        HIDReport_GLOBAL_USAGEPAGE + 1, HIDKeypad_PAGEID,
        HIDReport_LOCAL_USAGEMINIMUM + 1,
            HIDD_Descriptors_FIRSTMODIFIERKEY,
        HIDReport_LOCAL_USAGEMAXIMUM + 1,
            HIDD_Descriptors_LASTMODIFIERKEY,
        HIDReport_GLOBAL_LOGICALMINIMUM + 1, 0,
        HIDReport_GLOBAL_LOGICALMAXIMUM + 1, 1,
        HIDReport_INPUT + 1, HIDReport_VARIABLE,

        // Input report: standard keys
        HIDReport_GLOBAL_REPORTCOUNT + 1, 3,
        HIDReport_GLOBAL_REPORTSIZE + 1, 8,
        HIDReport_GLOBAL_LOGICALMINIMUM + 1,
            HIDD_Descriptors_FIRSTSTANDARDKEY,
        HIDReport_GLOBAL_LOGICALMAXIMUM + 1,
            HIDD_Descriptors_LASTSTANDARDKEY,
        HIDReport_GLOBAL_USAGEPAGE + 1, HIDKeypad_PAGEID,
        HIDReport_LOCAL_USAGEMINIMUM + 1,
            HIDD_Descriptors_FIRSTSTANDARDKEY,
        HIDReport_LOCAL_USAGEMAXIMUM + 1,
            HIDD_Descriptors_LASTSTANDARDKEY,
        HIDReport_INPUT + 1, 0 /* Data array */,

        // Output report: LEDs
        HIDReport_GLOBAL_REPORTCOUNT + 1, 3,
        HIDReport_GLOBAL_REPORTSIZE + 1, 1,
        HIDReport_GLOBAL_USAGEPAGE + 1, HIDLeds_PAGEID,
        HIDReport_GLOBAL_LOGICALMINIMUM + 1, 0,
        HIDReport_GLOBAL_LOGICALMAXIMUM + 1, 1,
        HIDReport_LOCAL_USAGEMINIMUM + 1, HIDLeds_NUMLOCK,
        HIDReport_LOCAL_USAGEMAXIMUM + 1, HIDLeds_SCROLLLOCK,
        HIDReport_OUTPUT + 1, HIDReport_VARIABLE,

        // Output report: padding
        HIDReport_GLOBAL_REPORTCOUNT + 1, 1,
        HIDReport_GLOBAL_REPORTSIZE + 1, 5,
        HIDReport_OUTPUT + 1, HIDReport_CONSTANT,

    HIDReport_ENDCOLLECTION
};
#endif // (HID defined)