cciddriver.c

本代bootloader通过usb下载代码首先存放在sdram中

/* ----------------------------------------------------------------------------
 *         ATMEL Microcontroller Software Support 
 * ----------------------------------------------------------------------------
 * Copyright (c) 2008, Atmel Corporation
 *
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 * - Redistributions of source code must retain the above copyright notice,
 * this list of conditions and the disclaimer below.
 *
 * Atmel's name may not be used to endorse or promote products derived from
 * this software without specific prior written permission.
 *
 * DISCLAIMER: THIS SOFTWARE IS PROVIDED BY ATMEL "AS IS" AND ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT ARE
 * DISCLAIMED. IN NO EVENT SHALL ATMEL BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
 * OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
 * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 * ----------------------------------------------------------------------------
 */

//------------------------------------------------------------------------------
/// \unit
///
/// !Purpose
/// 
/// CCID driver
/// 
/// !Usage
/// 
/// Explanation on the usage of the code made available through the header file.
//------------------------------------------------------------------------------

//------------------------------------------------------------------------------
//       Headers
//------------------------------------------------------------------------------

#include <board.h>
#include <utility/trace.h>
#include <usb/device/core/USBD.h>
#include <usb/device/core/USBDDriver.h>
#include <usb/common/core/USBGenericRequest.h>
#include <usb/common/core/USBStringDescriptor.h>
#include <usb/device/ccid/cciddriver.h>
#include <usb/device/ccid/cciddriverdescriptors.h>
#include <iso7816/iso7816_4.h>
#include <string.h>

//------------------------------------------------------------------------------
//         Local definition
//------------------------------------------------------------------------------

/// Constants: IDs: Device product ID.
#define CCIDDriverDescriptors_PRODUCTID       0x6129
/// Constants: IDs: Device vendor ID.
#define CCIDDriverDescriptors_VENDORID        0x03EB
/// Constants: IDs: Device release number.
#define CCIDDriverDescriptors_RELEASE         0x0100

/// Returns the minimum between two values.
#define MIN(a, b)       ((a < b) ? a : b)

//------------------------------------------------------------------------------
//         Types
//------------------------------------------------------------------------------

/// CCIDDriverConfiguration Descriptors
/// List of descriptors that make up the configuration descriptors of a
/// device using the CCID driver.
typedef struct {

    /// Configuration descriptor
    USBConfigurationDescriptor configuration;
    /// Interface descriptor
    USBInterfaceDescriptor     interface;
    /// CCID descriptor
    CCIDDescriptor             ccid;
    /// Bulk OUT endpoint descriptor
    USBEndpointDescriptor      bulkOut;
    /// Bulk IN endpoint descriptor
    USBEndpointDescriptor      bulkIn;
    /// Interrupt OUT endpoint descriptor
    USBEndpointDescriptor      interruptIn;

} __attribute__ ((packed)) CCIDDriverConfigurationDescriptors;

//------------------------------------------------------------------------------
//         Types
//------------------------------------------------------------------------------

/// Driver structure for an CCID device
typedef struct {

    /// Standard USB device driver instance
    USBDDriver             usbdDriver;
    /// CCID message
    S_ccid_bulk_in_header  sCcidMessage;
    /// CCID command
    S_ccid_bulk_out_header sCcidCommand;
    /// Interrupt message answer
    unsigned char          BufferINT[4];
    /// Buffer data of message
    unsigned char          ProtocolDataStructure[10];
    /// Protocol used
    unsigned char          bProtocol;
    /// SlotStatus
    /// Bit 0 = Slot 0 current state
    /// Bit 1 = Slot 0 changed status
    /// Bit 2 = Slot 1 current state
    /// Bit 3 = Slot 1 changed status
    /// Bit 4 = Slot 2 current state
    /// Bit 5 = Slot 2 changed status
    unsigned char          SlotStatus;

} CCIDDriver;

//------------------------------------------------------------------------------
//         Local variables
//------------------------------------------------------------------------------

/// Static instance of the CCID device driver.
static CCIDDriver ccidDriver;

/// Standard USB device descriptor.
static const USBDeviceDescriptor deviceDescriptor = {

    sizeof(USBDeviceDescriptor),
    USBGenericDescriptor_DEVICE,
    USBDeviceDescriptor_USB2_00,
    0,
    0,
    0,
    BOARD_USB_ENDPOINTS_MAXPACKETSIZE(0),
    CCIDDriverDescriptors_VENDORID,
    CCIDDriverDescriptors_PRODUCTID,
    CCIDDriverDescriptors_RELEASE,
    1, // Index of manufacturer description
    2, // Index of product description
    3, // Index of serial number description
    1  // One possible configuration
};


/// List of configuration descriptors.
static const CCIDDriverConfigurationDescriptors configurationDescriptorsFS = {

    // Standard USB configuration descriptor
    {
        sizeof(USBConfigurationDescriptor),
        USBGenericDescriptor_CONFIGURATION,
        sizeof(CCIDDriverConfigurationDescriptors),
        1, // One interface in this configuration
        1, // This is configuration #1
        0, // No associated string descriptor
        BOARD_USB_BMATTRIBUTES,
        USBConfigurationDescriptor_POWER(100)
    },
    // CCID interface descriptor
    // Table 4.3-1 Interface Descriptor
    // Interface descriptor
    {
        sizeof(USBInterfaceDescriptor),
        USBGenericDescriptor_INTERFACE,
        0,                       // Interface 0
        0,                       // No alternate settings
        3,                       // uses bulk-IN, bulk-OUT and interrupt朓N
        SMART_CARD_DEVICE_CLASS,
        0,                       // Subclass code
        0,                       // bulk transfers optional interrupt-IN
        0                        // No associated string descriptor
    },
    {
        sizeof(CCIDDescriptor), // bLength: Size of this descriptor in bytes
        CCID_DECRIPTOR_TYPE,    // bDescriptorType:Functional descriptor type
        CCID1_10,               // bcdCCID: CCID version
        0,               // bMaxSlotIndex: Value 0 indicates that one slot is supported
        VOLTS_5_0,       // bVoltageSupport
        PROTOCOL_TO,     // dwProtocols
        3580,            // dwDefaultClock
        3580,            // dwMaxClock
        0,               // bNumClockSupported
        9600,            // dwDataRate : 9600 bauds
        9600,            // dwMaxDataRate : 9600 bauds
        0,               // bNumDataRatesSupported
        0xfe,            // dwMaxIFSD
        0,               // dwSynchProtocols
        0,               // dwMechanical
        //0x00010042,      // dwFeatures: Short APDU level exchanges
        CCID_FEATURES_AUTO_PCONF | CCID_FEATURES_AUTO_PNEGO | CCID_FEATURES_EXC_TPDU,
        0x0000010F,      // dwMaxCCIDMessageLength: For extended APDU level the value shall be between 261 + 10
        0xFF,            // bClassGetResponse: Echoes the class of the APDU
        0xFF,            // bClassEnvelope: Echoes the class of the APDU
        0,               // wLcdLayout: no LCD
        0,               // bPINSupport: No PIN
        1                // bMaxCCIDBusySlot
    },
    // Bulk-OUT endpoint descriptor
    {
        sizeof(USBEndpointDescriptor),
        USBGenericDescriptor_ENDPOINT,
        USBEndpointDescriptor_ADDRESS( USBEndpointDescriptor_OUT, CCID_EPT_DATA_OUT ),
        USBEndpointDescriptor_BULK,
        MIN(BOARD_USB_ENDPOINTS_MAXPACKETSIZE(CCID_EPT_DATA_OUT),
            USBEndpointDescriptor_MAXBULKSIZE_FS),
        0x00                               // Does not apply to Bulk endpoints
    },
    // Bulk-IN endpoint descriptor
    {
        sizeof(USBEndpointDescriptor),
        USBGenericDescriptor_ENDPOINT,
        USBEndpointDescriptor_ADDRESS( USBEndpointDescriptor_IN, CCID_EPT_DATA_IN ),
        USBEndpointDescriptor_BULK,
        MIN(BOARD_USB_ENDPOINTS_MAXPACKETSIZE(CCID_EPT_DATA_IN),
            USBEndpointDescriptor_MAXBULKSIZE_FS),
        0x00                               // Does not apply to Bulk endpoints
    },
    // Notification endpoint descriptor
    {
        sizeof(USBEndpointDescriptor),
        USBGenericDescriptor_ENDPOINT,
        USBEndpointDescriptor_ADDRESS( USBEndpointDescriptor_IN, CCID_EPT_NOTIFICATION ),
        USBEndpointDescriptor_INTERRUPT,
        MIN(BOARD_USB_ENDPOINTS_MAXPACKETSIZE(CCID_EPT_NOTIFICATION),
            USBEndpointDescriptor_MAXINTERRUPTSIZE_FS),
        0x10                              
    }
};

#ifdef BOARD_USB_UDPHS
static const CCIDDriverConfigurationDescriptors configurationDescriptorsHS = {

    // Standard USB configuration descriptor
    {
        sizeof(USBConfigurationDescriptor),
        USBGenericDescriptor_CONFIGURATION,
        sizeof(CCIDDriverConfigurationDescriptors),
        1, // One interface in this configuration
        1, // This is configuration #1
        0, // No associated string descriptor
        BOARD_USB_BMATTRIBUTES,
        USBConfigurationDescriptor_POWER(100)
    },
    // CCID interface descriptor
    // Table 4.3-1 Interface Descriptor
    // Interface descriptor
    {
        sizeof(USBInterfaceDescriptor),
        USBGenericDescriptor_INTERFACE,
        0,                       // Interface 0
        0,                       // No alternate settings
        3,                       // uses bulk-IN, bulk-OUT and interrupt朓N
        SMART_CARD_DEVICE_CLASS,
        0,                       // Subclass code
        0,                       // bulk transfers optional interrupt-IN
        0                        // No associated string descriptor
    },
    {
        sizeof(CCIDDescriptor), // bLength: Size of this descriptor in bytes
        CCID_DECRIPTOR_TYPE,    // bDescriptorType:Functional descriptor type
        CCID1_10,               // bcdCCID: CCID version
        0,               // bMaxSlotIndex: Value 0 indicates that one slot is supported
        VOLTS_5_0,       // bVoltageSupport
        PROTOCOL_TO,     // dwProtocols
        3580,            // dwDefaultClock
        3580,            // dwMaxClock
        0,               // bNumClockSupported
        9600,            // dwDataRate : 9600 bauds
        9600,            // dwMaxDataRate : 9600 bauds
        0,               // bNumDataRatesSupported
        0xfe,            // dwMaxIFSD
        0,               // dwSynchProtocols
        0,               // dwMechanical
        //0x00010042,      // dwFeatures: Short APDU level exchanges
        CCID_FEATURES_AUTO_PCONF | CCID_FEATURES_AUTO_PNEGO | CCID_FEATURES_EXC_TPDU,
        0x0000010F,      // dwMaxCCIDMessageLength: For extended APDU level the value shall be between 261 + 10
        0xFF,            // bClassGetResponse: Echoes the class of the APDU
        0xFF,            // bClassEnvelope: Echoes the class of the APDU
        0,               // wLcdLayout: no LCD
        0,               // bPINSupport: No PIN
        1                // bMaxCCIDBusySlot
    },
    // Bulk-OUT endpoint descriptor
    {
        sizeof(USBEndpointDescriptor),
        USBGenericDescriptor_ENDPOINT,
        USBEndpointDescriptor_ADDRESS( USBEndpointDescriptor_OUT, CCID_EPT_DATA_OUT ),
        USBEndpointDescriptor_BULK,
        MIN(BOARD_USB_ENDPOINTS_MAXPACKETSIZE(CCID_EPT_DATA_OUT),
            USBEndpointDescriptor_MAXBULKSIZE_HS),
        0x00                               // Does not apply to Bulk endpoints
    },
    // Bulk-IN endpoint descriptor
    {
        sizeof(USBEndpointDescriptor),
        USBGenericDescriptor_ENDPOINT,
        USBEndpointDescriptor_ADDRESS( USBEndpointDescriptor_IN, CCID_EPT_DATA_IN ),
        USBEndpointDescriptor_BULK,
        MIN(BOARD_USB_ENDPOINTS_MAXPACKETSIZE(CCID_EPT_DATA_IN),
            USBEndpointDescriptor_MAXBULKSIZE_HS),
        0x00                               // Does not apply to Bulk endpoints
    },
    // Notification endpoint descriptor
    {
        sizeof(USBEndpointDescriptor),
        USBGenericDescriptor_ENDPOINT,
        USBEndpointDescriptor_ADDRESS( USBEndpointDescriptor_IN, CCID_EPT_NOTIFICATION ),
        USBEndpointDescriptor_INTERRUPT,
        MIN(BOARD_USB_ENDPOINTS_MAXPACKETSIZE(CCID_EPT_NOTIFICATION),
            USBEndpointDescriptor_MAXINTERRUPTSIZE_HS),
        0x10                              
    }
};

/// Qualifier descriptor
const USBDeviceQualifierDescriptor deviceQualifierDescriptor = {

    sizeof(USBDeviceQualifierDescriptor),  // Size of this descriptor in bytes
    USBGenericDescriptor_DEVICEQUALIFIER,  // Qualifier Descriptor Type
    USBDeviceDescriptor_USB2_00,           // USB specification 2.00
    0x00,                                  // Class is specified in interface
    0x00,                                  // Subclass is specified in interface
    0x00,                                  // Protocol is specified in interface
    BOARD_USB_ENDPOINTS_MAXPACKETSIZE(0),    
    0x01,                                  // One possible configuration
    0x00                                   // Reserved for future use, must be zero