From 98f9d442b44dbe2e3e4b3c8296be7e78d5d05450 Mon Sep 17 00:00:00 2001 From: Harald Welte Date: Sun, 24 Jul 2011 09:39:28 +0200 Subject: initial import of the usb ccid example for the sam7s --- at91lib/usb/device/ccid/cciddriver.c | 1503 ++++++++++++++++++++++++++++++++++ 1 file changed, 1503 insertions(+) create mode 100644 at91lib/usb/device/ccid/cciddriver.c (limited to 'at91lib/usb/device/ccid/cciddriver.c') diff --git a/at91lib/usb/device/ccid/cciddriver.c b/at91lib/usb/device/ccid/cciddriver.c new file mode 100644 index 0000000..a23fc21 --- /dev/null +++ b/at91lib/usb/device/ccid/cciddriver.c @@ -0,0 +1,1503 @@ +/* ---------------------------------------------------------------------------- + * 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 +#include +#include +#include +#include +#include +#include +#include +#include +#include + +//------------------------------------------------------------------------------ +// 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–IN + 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–IN + 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 +}; + +/// OtherSpeed configuration descriptor in Full Speed mode +static const CCIDDriverConfigurationDescriptors sOtherSpeedConfigurationFS = { + + // Standard USB configuration descriptor + { + sizeof(USBConfigurationDescriptor), + USBGenericDescriptor_OTHERSPEEDCONFIGURATION, + 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–IN + 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 + } +}; + +/// OtherSpeed configuration descriptor in High Speed mode +static const CCIDDriverConfigurationDescriptors sOtherSpeedConfigurationHS = { + + // Standard USB configuration descriptor + { + sizeof(USBConfigurationDescriptor), + USBGenericDescriptor_OTHERSPEEDCONFIGURATION, + 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–IN + 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 + } +}; +#endif + +/// Language ID string descriptor. +static const unsigned char languageIdDescriptor[] = { + + USBStringDescriptor_LENGTH(1), + USBGenericDescriptor_STRING, + USBStringDescriptor_ENGLISH_US +}; + +/// Manufacturer name. +static 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. +static const unsigned char productDescriptor[] = { + + USBStringDescriptor_LENGTH(23), + USBGenericDescriptor_STRING, + USBStringDescriptor_UNICODE('A'), + USBStringDescriptor_UNICODE('T'), + USBStringDescriptor_UNICODE('M'), + USBStringDescriptor_UNICODE('E'), + USBStringDescriptor_UNICODE('L'), + USBStringDescriptor_UNICODE(' '), + USBStringDescriptor_UNICODE('A'), + USBStringDescriptor_UNICODE('T'), + USBStringDescriptor_UNICODE('9'), + USBStringDescriptor_UNICODE('1'), + USBStringDescriptor_UNICODE(' '), + USBStringDescriptor_UNICODE('C'), + USBStringDescriptor_UNICODE('C'), + USBStringDescriptor_UNICODE('I'), + USBStringDescriptor_UNICODE('D'), + USBStringDescriptor_UNICODE(' '), + USBStringDescriptor_UNICODE('D'), + USBStringDescriptor_UNICODE('R'), + USBStringDescriptor_UNICODE('I'), + USBStringDescriptor_UNICODE('V'), + USBStringDescriptor_UNICODE('E'), + USBStringDescriptor_UNICODE('R'), + USBStringDescriptor_UNICODE(' ') +}; + +/// Product serial number. +static const unsigned char serialNumberDescriptor[] = { + + USBStringDescriptor_LENGTH(12), + USBGenericDescriptor_STRING, + USBStringDescriptor_UNICODE('0'), + USBStringDescriptor_UNICODE('1'), + USBStringDescriptor_UNICODE('2'), + USBStringDescriptor_UNICODE('3'), + USBStringDescriptor_UNICODE('4'), + USBStringDescriptor_UNICODE('5'), + USBStringDescriptor_UNICODE('6'), + USBStringDescriptor_UNICODE('7'), + USBStringDescriptor_UNICODE('8'), + USBStringDescriptor_UNICODE('9'), + USBStringDescriptor_UNICODE('A'), + USBStringDescriptor_UNICODE('F') +}; + +/// Array of pointers to string descriptors. +static const unsigned char *stringDescriptors[] = { + + languageIdDescriptor, + manufacturerDescriptor, + productDescriptor, + serialNumberDescriptor +}; + + +/// List of standard descriptors for the serial driver. +const USBDDriverDescriptors ccidDriverDescriptors = { + + &deviceDescriptor, // FS + (USBConfigurationDescriptor *) &configurationDescriptorsFS, +#ifdef BOARD_USB_UDPHS + (USBDeviceQualifierDescriptor *) &deviceQualifierDescriptor, // FS + (USBConfigurationDescriptor *) &sOtherSpeedConfigurationFS, + &deviceDescriptor, // HS + (USBConfigurationDescriptor *) &configurationDescriptorsHS, + (USBDeviceQualifierDescriptor *) &deviceQualifierDescriptor, // HS + (USBConfigurationDescriptor *) &sOtherSpeedConfigurationHS, +#else + 0, // No qualifier descriptor FS + 0, // No other-speed configuration FS + 0, // No device descriptor HS + 0, // No configuration HS + 0, // No qualifier descriptor HS + 0, // No other-speed configuration HS +#endif + stringDescriptors, + 4 // Four string descriptors in array +}; + +//------------------------------------------------------------------------------ +// Internal functions +//------------------------------------------------------------------------------ + +//------------------------------------------------------------------------------ +/// Response Pipe, Bulk-IN Messages +/// Return the Slot Status to the host +/// Answer to: +/// PC_to_RDR_IccPowerOff +/// PC_to_RDR_GetSlotStatus +/// PC_to_RDR_IccClock +/// PC_to_RDR_T0APDU +/// PC_to_RDR_Mechanical +/// PC_to_RDR_Abort and Class specific ABORT request +//------------------------------------------------------------------------------ +static void RDRtoPCSlotStatus( void ) +{ + TRACE_DEBUG("RDRtoPCSlotStatus\n\r"); + + // Header fields settings + ccidDriver.sCcidMessage.bMessageType = RDR_TO_PC_SLOTSTATUS; + ccidDriver.sCcidMessage.wLength = 0; + ccidDriver.sCcidMessage.bStatus = ccidDriver.SlotStatus; + ccidDriver.sCcidMessage.bError = 0; + // 00h Clock running + // 01h Clock stopped in state L + // 02h Clock stopped in state H + // 03h Clock stopped in an unknown state + // All other values are Reserved for Future Use. + ccidDriver.sCcidMessage.bSpecific = 0; +} + +//------------------------------------------------------------------------------ +/// Response Pipe, Bulk-IN Messages +/// Answer to PC_to_RDR_IccPowerOn +//------------------------------------------------------------------------------ +static void RDRtoPCDatablock_ATR( void ) +{ + unsigned char i; + unsigned char Atr[ATR_SIZE_MAX]; + unsigned char length; + + //TRACE_DEBUG("RDRtoPCDatablock\n\r"); + + ISO7816_Datablock_ATR( Atr, &length ); + + if( length > 5 ) { + ccidDriver.ProtocolDataStructure[1] = Atr[5]&0x0F; // TD(1) + ccidDriver.bProtocol = Atr[5]&0x0F; // TD(1) + } + + // S_ccid_protocol_t0 + // bmFindexDindex + ccidDriver.ProtocolDataStructure[0] = Atr[2]; // TA(1) + + // bmTCCKST0 + // For T=0 ,B0 – 0b, B7-2 – 000000b + // B1 – Convention used (b1=0 for direct, b1=1 for inverse) + + // bGuardTimeT0 + // Extra Guardtime between two characters. Add 0 to 254 etu to the normal + // guardtime of 12etu. FFh is the same as 00h. + ccidDriver.ProtocolDataStructure[2] = Atr[4]; // TC(1) + // AT91C_BASE_US0->US_TTGR = 0; // TC1 + + // bWaitingIntegerT0 + // WI for T=0 used to define WWT + ccidDriver.ProtocolDataStructure[3] = Atr[7]; // TC(2) + + // bClockStop + // ICC Clock Stop Support + // 00 = Stopping the Clock is not allowed + // 01 = Stop with Clock signal Low + // 02 = Stop with Clock signal High + // 03 = Stop with Clock either High or Low + ccidDriver.ProtocolDataStructure[4] = 0x00; // 0 to 3 + + // Header fields settings + ccidDriver.sCcidMessage.bMessageType = RDR_TO_PC_DATABLOCK; + ccidDriver.sCcidMessage.wLength = length; // Size of ATR + ccidDriver.sCcidMessage.bSizeToSend += length; // Size of ATR + // bChainParameter: 00 the response APDU begins and ends in this command + ccidDriver.sCcidMessage.bSpecific = 0; + + for( i=0; i (configurationDescriptorsFS.ccid.dwMaxCCIDMessageLength-10) ) { + + ccidDriver.sCcidMessage.bStatus = 1; + ccidDriver.sCcidMessage.bError = 0; + } + // check bBWI + else if ( 0 != ccidDriver.sCcidCommand.bSpecific_0 ) { + + TRACE_ERROR("Bad bBWI\n\r"); + } + else { + + // APDU or TPDU + switch(configurationDescriptorsFS.ccid.dwFeatures + & (CCID_FEATURES_EXC_TPDU|CCID_FEATURES_EXC_SAPDU|CCID_FEATURES_EXC_APDU)) { + + case CCID_FEATURES_EXC_TPDU: + if (ccidDriver.ProtocolDataStructure[1] == PROTOCOL_TO) { + + // Send commande APDU + indexMessage = ISO7816_XfrBlockTPDU_T0( ccidDriver.sCcidCommand.APDU , + ccidDriver.sCcidMessage.abData, + ccidDriver.sCcidCommand.wLength ); + } + else { + if (ccidDriver.ProtocolDataStructure[1] == PROTOCOL_T1) { + TRACE_INFO("Not supported T=1\n\r"); + } + else { + TRACE_INFO("Not supported\n\r"); + } + } + break; + + case CCID_FEATURES_EXC_APDU: + TRACE_INFO("Not supported\n\r"); + break; + + default: + break; + } + + } + + ccidDriver.sCcidMessage.wLength = indexMessage; + TRACE_DEBUG("USB: 0x%X, 0x%X, 0x%X, 0x%X, 0x%X\n\r", ccidDriver.sCcidMessage.abData[0], + ccidDriver.sCcidMessage.abData[1], + ccidDriver.sCcidMessage.abData[2], + ccidDriver.sCcidMessage.abData[3], + ccidDriver.sCcidMessage.abData[4] ); + RDRtoPCDatablock(); + +} + +//------------------------------------------------------------------------------ +/// Command Pipe, Bulk-OUT Messages +/// return parameters by the command: RDR_to_PC_Parameters +//------------------------------------------------------------------------------ +static void PCtoRDRGetParameters( void ) +{ + TRACE_DEBUG("PCtoRDRGetParameters\n\r"); + + // We support only one slot + + // bmIccStatus + if( ISO7816_StatusReset() ) { + // 0: An ICC is present and active (power is on and stable, RST is inactive + ccidDriver.sCcidMessage.bStatus = 0; + } + else { + // 1: An ICC is present and inactive (not activated or shut down by hardware error) + ccidDriver.sCcidMessage.bStatus = 1; + } + + RDRtoPCParameters(); +} + +//------------------------------------------------------------------------------ +/// Command Pipe, Bulk-OUT Messages +/// This command resets the slot parameters to their default values +//------------------------------------------------------------------------------ +static void PCtoRDRResetParameters( void ) +{ + TRACE_DEBUG("PCtoRDRResetParameters\n\r"); + + ccidDriver.SlotStatus = ICC_NOT_PRESENT; + ccidDriver.sCcidMessage.bStatus = ccidDriver.SlotStatus; + + RDRtoPCParameters(); +} + +//------------------------------------------------------------------------------ +/// Command Pipe, Bulk-OUT Messages +/// This command is used to change the parameters for a given slot. +//------------------------------------------------------------------------------ +static void PCtoRDRSetParameters( void ) +{ + TRACE_DEBUG("PCtoRDRSetParameters\n\r"); + + ccidDriver.SlotStatus = ccidDriver.sCcidCommand.bSlot; + ccidDriver.sCcidMessage.bStatus = ccidDriver.SlotStatus; + // Not all feature supported + + RDRtoPCParameters(); +} + +//------------------------------------------------------------------------------ +/// Command Pipe, Bulk-OUT Messages +/// This command allows the CCID manufacturer to define and access extended +/// features. +/// Information sent via this command is processed by the CCID control logic. +//------------------------------------------------------------------------------ +static void PCtoRDREscape( void ) +{ + TRACE_DEBUG("PCtoRDREscape\n\r"); + + // If needed by the user + ISO7816_Escape(); + + // stub, return all value send + RDRtoPCEscape( ccidDriver.sCcidCommand.wLength, ccidDriver.sCcidCommand.APDU); +} + +//------------------------------------------------------------------------------ +/// Command Pipe, Bulk-OUT Messages +/// This command stops or restarts the clock. +//------------------------------------------------------------------------------ +static void PCtoRDRICCClock( void ) +{ + TRACE_DEBUG("PCtoRDRICCClock\n\r"); + + if( 0 == ccidDriver.sCcidCommand.bSpecific_0 ) { + // restarts the clock + ISO7816_RestartClock(); + } + else { + // stop clock in the state shown in the bClockStop field + ISO7816_StopClock(); + } + + RDRtoPCSlotStatus( ); +} + +//------------------------------------------------------------------------------ +/// Command Pipe, Bulk-OUT Messages +/// This command changes the parameters used to perform the transportation of +/// APDU messages by the T=0 protocol. +//------------------------------------------------------------------------------ +static void PCtoRDRtoAPDU( void ) +{ + unsigned char bmChanges; + unsigned char bClassGetResponse; + unsigned char bClassEnvelope; + + TRACE_DEBUG("PCtoRDRtoAPDU\n\r"); + + if( configurationDescriptorsFS.ccid.dwFeatures == (CCID_FEATURES_EXC_SAPDU|CCID_FEATURES_EXC_APDU) ) { + + bmChanges = ccidDriver.sCcidCommand.bSpecific_0; + bClassGetResponse = ccidDriver.sCcidCommand.bSpecific_1; + bClassEnvelope = ccidDriver.sCcidCommand.bSpecific_2; + + ISO7816_toAPDU(); + } + + RDRtoPCSlotStatus(); +} + +//------------------------------------------------------------------------------ +/// Command Pipe, Bulk-OUT Messages +/// This is a command message to allow entering the PIN for verification or +/// modification. +//------------------------------------------------------------------------------ +static void PCtoRDRSecure( void ) +{ + TRACE_DEBUG("PCtoRDRSecure\n\r"); + + TRACE_DEBUG("For user\n\r"); +} + +//------------------------------------------------------------------------------ +/// Command Pipe, Bulk-OUT Messages +/// This command is used to manage motorized type CCID functionality. +/// The Lock Card function is used to hold the ICC. +/// This prevents an ICC from being easily removed from the CCID. +/// The Unlock Card function is used to remove the hold initiated by the Lock +/// Card function +//------------------------------------------------------------------------------ +static void PCtoRDRMechanical( void ) +{ + TRACE_DEBUG("PCtoRDRMechanical\n\r"); + TRACE_DEBUG("Not implemented\n\r"); + + RDRtoPCSlotStatus(); +} + +//------------------------------------------------------------------------------ +/// Command Pipe, Bulk-OUT Messages +/// This command is used with the Control pipe Abort request to tell the CCID +/// to stop any current transfer at the specified slot and return to a state +/// where the slot is ready to accept a new command pipe Bulk-OUT message. +//------------------------------------------------------------------------------ +static void PCtoRDRAbort( void ) +{ + TRACE_DEBUG("PCtoRDRAbort\n\r"); + + RDRtoPCSlotStatus(); +} + +//------------------------------------------------------------------------------ +/// Command Pipe, Bulk-OUT Messages +/// This command is used to manually set the data rate and clock frequency of +/// a specific slot. +//------------------------------------------------------------------------------ +static void PCtoRDRSetDataRateAndClockFrequency( void ) +{ + unsigned int dwClockFrequency; + unsigned int dwDataRate; + + TRACE_DEBUG("PCtoRDRSetDatarateandClockFrequency\n\r"); + + dwClockFrequency = ccidDriver.sCcidCommand.APDU[0] + + (ccidDriver.sCcidCommand.APDU[1]<<8) + + (ccidDriver.sCcidCommand.APDU[2]<<16) + + (ccidDriver.sCcidCommand.APDU[3]<<24); + + dwDataRate = ccidDriver.sCcidCommand.APDU[4] + + (ccidDriver.sCcidCommand.APDU[5]<<8) + + (ccidDriver.sCcidCommand.APDU[6]<<16) + + (ccidDriver.sCcidCommand.APDU[7]<<24); + + ISO7816_SetDataRateandClockFrequency( dwClockFrequency, dwDataRate ); + + RDRtoPCDataRateAndClockFrequency( dwClockFrequency, dwDataRate ); + +} + +//------------------------------------------------------------------------------ +/// Report the CMD_NOT_SUPPORTED error to the host +//------------------------------------------------------------------------------ +static void vCCIDCommandNotSupported( void ) +{ + // Command not supported + // vCCIDReportError(CMD_NOT_SUPPORTED); + + TRACE_DEBUG("CMD_NOT_SUPPORTED\n\r"); + + // Header fields settings + ccidDriver.sCcidMessage.bMessageType = RDR_TO_PC_SLOTSTATUS; + ccidDriver.sCcidMessage.wLength = 0; + ccidDriver.sCcidMessage.bSpecific = 0; + + ccidDriver.sCcidMessage.bStatus |= ICC_CS_FAILED; + + // Send the response to the host + //vCCIDSendResponse(); +} + +//------------------------------------------------------------------------------ +/// Sent CCID response on USB +//------------------------------------------------------------------------------ +static void vCCIDSendResponse( void ) +{ + unsigned char bStatus; + + do { + bStatus = USBD_Write( CCID_EPT_DATA_IN, (void*)&ccidDriver.sCcidMessage, + ccidDriver.sCcidMessage.bSizeToSend, 0, 0 ); + } + while (bStatus != USBD_STATUS_SUCCESS); +} + + +//------------------------------------------------------------------------------ +/// Description: CCID Command dispatcher +//------------------------------------------------------------------------------ +static void CCIDCommandDispatcher( void ) +{ + unsigned char MessageToSend = 0; + + //TRACE_DEBUG("Command: 0x%X 0x%x 0x%X 0x%X 0x%X 0x%X 0x%X\n\r\n\r", + // (unsigned int)ccidDriver.sCcidCommand.bMessageType, + // (unsigned int)ccidDriver.sCcidCommand.wLength, + // (unsigned int)ccidDriver.sCcidCommand.bSlot, + // (unsigned int)ccidDriver.sCcidCommand.bSeq, + // (unsigned int)ccidDriver.sCcidCommand.bSpecific_0, + // (unsigned int)ccidDriver.sCcidCommand.bSpecific_1, + // (unsigned int)ccidDriver.sCcidCommand.bSpecific_2); + + // Check the slot number + if ( ccidDriver.sCcidCommand.bSlot > 0 ) { + + TRACE_ERROR("BAD_SLOT_NUMBER\n\r"); + } + + TRACE_DEBUG("typ=0x%X\n\r", ccidDriver.sCcidCommand.bMessageType); + + ccidDriver.sCcidMessage.bStatus = 0; + + ccidDriver.sCcidMessage.bSeq = ccidDriver.sCcidCommand.bSeq; + ccidDriver.sCcidMessage.bSlot = ccidDriver.sCcidCommand.bSlot; + + ccidDriver.sCcidMessage.bSizeToSend = sizeof(S_ccid_bulk_in_header)-(ABDATA_SIZE+1); + + + // Command dispatcher + switch ( ccidDriver.sCcidCommand.bMessageType ) { + + case PC_TO_RDR_ICCPOWERON: + PCtoRDRIccPowerOn(); + MessageToSend = 1; + break; + + case PC_TO_RDR_ICCPOWEROFF: + PCtoRDRIccPowerOff(); + MessageToSend = 1; + break; + + case PC_TO_RDR_GETSLOTSTATUS: + PCtoRDRGetSlotStatus(); + MessageToSend = 1; + break; + + case PC_TO_RDR_XFRBLOCK: + PCtoRDRXfrBlock(); + MessageToSend = 1; + break; + + case PC_TO_RDR_GETPARAMETERS: + PCtoRDRGetParameters(); + MessageToSend = 1; + break; + + case PC_TO_RDR_RESETPARAMETERS: + PCtoRDRResetParameters(); + MessageToSend = 1; + break; + + case PC_TO_RDR_SETPARAMETERS: + PCtoRDRSetParameters(); + MessageToSend = 1; + break; + + case PC_TO_RDR_ESCAPE: + PCtoRDREscape(); + MessageToSend = 1; + break; + + case PC_TO_RDR_ICCCLOCK: + PCtoRDRICCClock(); + MessageToSend = 1; + break; + + case PC_TO_RDR_T0APDU: + // Only CCIDs reporting a short or extended APDU level in the dwFeatures + // field of the CCID class descriptor may take this command into account. + if( (CCID_FEATURES_EXC_SAPDU == (CCID_FEATURES_EXC_SAPDU&configurationDescriptorsFS.ccid.dwFeatures)) + || (CCID_FEATURES_EXC_APDU == (CCID_FEATURES_EXC_APDU &configurationDescriptorsFS.ccid.dwFeatures)) ) { + + // command supported + PCtoRDRtoAPDU(); + } + else { + // command not supported + TRACE_DEBUG("PC_TO_RDR_T0APDU\n\r"); + vCCIDCommandNotSupported(); + } + MessageToSend = 1; + break; + + case PC_TO_RDR_SECURE: + PCtoRDRSecure(); + MessageToSend = 1; + break; + + case PC_TO_RDR_MECHANICAL: + PCtoRDRMechanical(); + MessageToSend = 1; + break; + + case PC_TO_RDR_ABORT: + PCtoRDRAbort(); + MessageToSend = 1; + break; + + case PC_TO_RDR_SETDATARATEANDCLOCKFREQUENCY: + PCtoRDRSetDataRateAndClockFrequency(); + MessageToSend = 1; + break; + + default: + TRACE_DEBUG("default: 0x%X\n\r", ccidDriver.sCcidCommand.bMessageType); + vCCIDCommandNotSupported(); + MessageToSend = 1; + break; + + } + + if( MessageToSend == 1 ) { + vCCIDSendResponse(); + } +} + + +//------------------------------------------------------------------------------ +/// SETUP request handler for a CCID device +/// \param pRequest Pointer to a USBGenericRequest instance +//------------------------------------------------------------------------------ +static void CCID_RequestHandler(const USBGenericRequest *pRequest) +{ + TRACE_DEBUG("CCID_RHl\n\r"); + + // Check if this is a class request + if (USBGenericRequest_GetType(pRequest) == USBGenericRequest_CLASS) { + + // Check if the request is supported + switch (USBGenericRequest_GetRequest(pRequest)) { + + case CCIDGenericRequest_ABORT: + TRACE_DEBUG("CCIDGenericRequest_ABORT\n\r"); + break; + + case CCIDGenericRequest_GET_CLOCK_FREQUENCIES: + TRACE_DEBUG("Not supported\n\r"); + // A CCID with bNumClockSupported equal to 00h does not have + // to support this request + break; + + case CCIDGenericRequest_GET_DATA_RATES: + TRACE_DEBUG("Not supported\n\r"); + // A CCID with bNumDataRatesSupported equal to 00h does not have + // to support this request. + break; + + default: + TRACE_WARNING( "CCIDDriver_RequestHandler: Unsupported request (%d)\n\r", + USBGenericRequest_GetRequest(pRequest)); + USBD_Stall(0); + } + } + + else if (USBGenericRequest_GetType(pRequest) == USBGenericRequest_STANDARD) { + + // Forward request to the standard handler + USBDDriver_RequestHandler(&(ccidDriver.usbdDriver), pRequest); + } + else { + + // Unsupported request type + TRACE_WARNING( "CCIDDriver_RequestHandler: Unsupported request type (%d)\n\r", + USBGenericRequest_GetType(pRequest)); + USBD_Stall(0); + } +} + + +//------------------------------------------------------------------------------ +// Exported functions +//------------------------------------------------------------------------------ + +//------------------------------------------------------------------------------ +/// Optional callback re-implementation +//------------------------------------------------------------------------------ +#if !defined(NOAUTOCALLBACK) +// not static function +void USBDCallbacks_RequestReceived(const USBGenericRequest *request) +{ + CCID_RequestHandler(request); +} +#endif + + +//------------------------------------------------------------------------------ +/// Handles SmartCart request +//------------------------------------------------------------------------------ +void CCID_SmartCardRequest( void ) +{ + unsigned char bStatus; + + do { + + bStatus = CCID_Read( (void*)&ccidDriver.sCcidCommand, + sizeof(S_ccid_bulk_out_header), + (TransferCallback)&CCIDCommandDispatcher, + (void*)0 ); + } + while (bStatus != USBD_STATUS_SUCCESS); + +} + +//------------------------------------------------------------------------------ +/// Initializes the CCID device driver. +//------------------------------------------------------------------------------ +void CCIDDriver_Initialize( void ) +{ + TRACE_DEBUG("CCID_Init\n\r"); + USBDDriver_Initialize(&(ccidDriver.usbdDriver), + &ccidDriverDescriptors, + 0); // Multiple interface settings not supported + USBD_Init(); +} + +//------------------------------------------------------------------------------ +/// Reads data from the Data OUT endpoint +/// \param pBuffer Buffer to store the received data +/// \param dLength data buffer length +/// \param fCallback Optional callback function +/// \param pArgument Optional parameter for the callback function +/// \return USBD_STATUS_LOCKED or USBD_STATUS_SUCCESS +//------------------------------------------------------------------------------ +unsigned char CCID_Read(void *pBuffer, + unsigned int dLength, + TransferCallback fCallback, + void *pArgument) +{ + return USBD_Read(CCID_EPT_DATA_OUT, pBuffer, dLength, fCallback, pArgument); +} + +//------------------------------------------------------------------------------ +/// Sends data through the Data IN endpoint +/// \param pBuffer Buffer holding the data to transmit +/// \param dLength Length of data buffer +/// \param fCallback Optional callback function +/// \param pArgument Optional parameter for the callback function +/// \return USBD_STATUS_LOCKED or USBD_STATUS_SUCCESS +//------------------------------------------------------------------------------ +unsigned char CCID_Write(void *pBuffer, + unsigned int dLength, + TransferCallback fCallback, + void *pArgument) +{ + return USBD_Write(CCID_EPT_DATA_IN, pBuffer, dLength, fCallback, pArgument); +} + +//------------------------------------------------------------------------------ +/// Sends data through the interrupt endpoint, ICC insertion event +/// RDR_to_PC_NotifySlotChange +/// \return USBD_STATUS_LOCKED or USBD_STATUS_SUCCESS +//------------------------------------------------------------------------------ +unsigned char CCID_Insertion( void ) +{ + TRACE_DEBUG("CCID_Insertion\n\r"); + + // Build the Interrupt-IN message + ccidDriver.BufferINT[0] = RDR_TO_PC_NOTIFYSLOTCHANGE; + ccidDriver.BufferINT[1] = ICC_INSERTED_EVENT; + ccidDriver.SlotStatus = ICC_INSERTED_EVENT; + + // Notify the host that a ICC is inserted + return USBD_Write( CCID_EPT_NOTIFICATION, ccidDriver.BufferINT, 2, 0, 0 ); +} + +//------------------------------------------------------------------------------ +/// Sends data through the interrupt endpoint, ICC removal event +/// RDR_to_PC_NotifySlotChange +/// \return USBD_STATUS_LOCKED or USBD_STATUS_SUCCESS +//------------------------------------------------------------------------------ +unsigned char CCID_Removal( void ) +{ + TRACE_DEBUG("CCID_Removal\n\r"); + + // Build the Interrupt-IN message + ccidDriver.BufferINT[0] = RDR_TO_PC_NOTIFYSLOTCHANGE; + ccidDriver.BufferINT[1] = ICC_NOT_PRESENT; + ccidDriver.SlotStatus = ICC_NOT_PRESENT; + + // Notify the host that a ICC is inserted + return USBD_Write( CCID_EPT_NOTIFICATION, ccidDriver.BufferINT, 2, 0, 0 ); +} + +//------------------------------------------------------------------------------ +/// Interrupt-IN Messages +/// This message is sent when any bit in the bHardwareErrorCode field is set. +/// If this message is sent when there is no “outstanding” command, the bSeq +/// field will be undefined. +/// \param bSlot ICC slot number +/// \param bSeq Sequence number of the bulk OUT command when the hardware error +/// occured +/// \param bHardwareErrorCode Hardware error code +/// \return USBD_STATUS_LOCKED or USBD_STATUS_SUCCESS +//------------------------------------------------------------------------------ +unsigned char RDRtoPCHardwareError( unsigned char bSlot, + unsigned char bSeq, + unsigned char bHardwareErrorCode ) +{ + TRACE_DEBUG("RDRtoPCHardwareError\n\r"); + + // Build the Interrupt-IN message + ccidDriver.BufferINT[0] = RDR_TO_PC_HARDWAREERROR; + ccidDriver.BufferINT[1] = bSlot; + ccidDriver.BufferINT[2] = bSeq; + ccidDriver.BufferINT[3] = bHardwareErrorCode; + + // Notify the host that a ICC is inserted + return USBD_Write( CCID_EPT_NOTIFICATION, ccidDriver.BufferINT, 4, 0, 0 ); +} + + -- cgit v1.2.3