From 03152c4569d45ea83cb5a498b603cac07d93874e Mon Sep 17 00:00:00 2001 From: Harald Welte Date: Sun, 24 Jul 2011 11:03:19 +0200 Subject: import cdc-serial driver part from usb-device-cdc-serial-project --- at91lib/usb/device/cdc-serial/CDCDSerialDriver.c | 300 ++++++++++ at91lib/usb/device/cdc-serial/CDCDSerialDriver.h | 117 ++++ .../cdc-serial/CDCDSerialDriverDescriptors.c | 625 +++++++++++++++++++++ .../cdc-serial/CDCDSerialDriverDescriptors.h | 77 +++ 4 files changed, 1119 insertions(+) create mode 100644 at91lib/usb/device/cdc-serial/CDCDSerialDriver.c create mode 100644 at91lib/usb/device/cdc-serial/CDCDSerialDriver.h create mode 100644 at91lib/usb/device/cdc-serial/CDCDSerialDriverDescriptors.c create mode 100644 at91lib/usb/device/cdc-serial/CDCDSerialDriverDescriptors.h diff --git a/at91lib/usb/device/cdc-serial/CDCDSerialDriver.c b/at91lib/usb/device/cdc-serial/CDCDSerialDriver.c new file mode 100644 index 0000000..3e58592 --- /dev/null +++ b/at91lib/usb/device/cdc-serial/CDCDSerialDriver.c @@ -0,0 +1,300 @@ +/* ---------------------------------------------------------------------------- + * 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. + * ---------------------------------------------------------------------------- + */ + +/* + Title: CDCDSerialDriver implementation + + About: Purpose + Implementation of the CDCDSerialDriver class methods. +*/ + +//------------------------------------------------------------------------------ +// Headers +//------------------------------------------------------------------------------ + +#include "CDCDSerialDriver.h" +#include "CDCDSerialDriverDescriptors.h" +#include +#include +#include +#include +#include +#include + +//------------------------------------------------------------------------------ +// Types +//------------------------------------------------------------------------------ + +//------------------------------------------------------------------------------ +/// USB driver for a CDC class implementing a virtual COM serial connection. +//------------------------------------------------------------------------------ +typedef struct { + + /// Standard USBDDriver instance. + USBDDriver usbdDriver; + /// Current line coding (baudrate, parity, stop bits). + CDCLineCoding lineCoding; + /// Indicates if the RS232 carrier is active. + unsigned char isCarrierActivated; + /// Current serial port states + unsigned short serialState; + +} CDCDSerialDriver; + +//------------------------------------------------------------------------------ +// Internal variables +//------------------------------------------------------------------------------ + +/// Static instance of the CDC serial driver. +static CDCDSerialDriver cdcdSerialDriver; + +//------------------------------------------------------------------------------ +// Internal functions +//------------------------------------------------------------------------------ + +//------------------------------------------------------------------------------ +/// Callback function which should be invoked after the data of a +/// SetLineCoding request has been retrieved. Sends a zero-length packet +/// to the host for acknowledging the request. +//------------------------------------------------------------------------------ +static void CDCDSerialDriver_SetLineCodingCallback() +{ + USBD_Write(0, 0, 0, 0, 0); +} + +//------------------------------------------------------------------------------ +/// Receives new line coding information from the USB host. +//------------------------------------------------------------------------------ +static void CDCDSerialDriver_SetLineCoding() +{ + TRACE_INFO_WP("sLineCoding "); + + USBD_Read(0, + (void *) &(cdcdSerialDriver.lineCoding), + sizeof(CDCLineCoding), + (TransferCallback) CDCDSerialDriver_SetLineCodingCallback, + 0); +} + +//------------------------------------------------------------------------------ +/// Sends the current line coding information to the host through Control +/// endpoint 0. +//------------------------------------------------------------------------------ +static void CDCDSerialDriver_GetLineCoding() +{ + TRACE_INFO_WP("gLineCoding "); + + USBD_Write(0, + (void *) &(cdcdSerialDriver.lineCoding), + sizeof(CDCLineCoding), + 0, + 0); +} + +//------------------------------------------------------------------------------ +/// Changes the state of the serial driver according to the information +/// sent by the host via a SetControlLineState request, and acknowledges +/// the request with a zero-length packet. +//------------------------------------------------------------------------------ +static void CDCDSerialDriver_SetControlLineState(unsigned char activateCarrier, + unsigned char isDTEPresent) +{ + TRACE_INFO_WP( + "sControlLineState(%d, %d) ", + activateCarrier, + isDTEPresent); + + cdcdSerialDriver.isCarrierActivated = activateCarrier; + USBD_Write(0, 0, 0, 0, 0); +} + +//------------------------------------------------------------------------------ +// Optional RequestReceived() callback re-implementation +//------------------------------------------------------------------------------ +#if !defined(NOAUTOCALLBACK) + +//------------------------------------------------------------------------------ +/// Re-implemented callback, invoked when a new USB Request is received. +//------------------------------------------------------------------------------ +void USBDCallbacks_RequestReceived(const USBGenericRequest *request) +{ + CDCDSerialDriver_RequestHandler(request); +} + +#endif + +//------------------------------------------------------------------------------ +// Exported functions +//------------------------------------------------------------------------------ + +//------------------------------------------------------------------------------ +/// Initializes the USB Device CDC serial driver & USBD Driver. +//------------------------------------------------------------------------------ +void CDCDSerialDriver_Initialize() +{ + TRACE_INFO("CDCDSerialDriver_Initialize\n\r"); + + // Initialize Abstract Control Model attributes + CDCLineCoding_Initialize(&(cdcdSerialDriver.lineCoding), + 115200, + CDCLineCoding_ONESTOPBIT, + CDCLineCoding_NOPARITY, + 8); + cdcdSerialDriver.isCarrierActivated = 0; + cdcdSerialDriver.serialState = 0; + + // Initialize the standard driver + USBDDriver_Initialize(&(cdcdSerialDriver.usbdDriver), + &cdcdSerialDriverDescriptors, + 0); // Multiple settings for interfaces not supported + + // Initialize the USB driver + USBD_Init(); +} + +//------------------------------------------------------------------------------ +/// Handles CDC-specific SETUP requests. Should be called from a +/// re-implementation of USBDCallbacks_RequestReceived() method. +/// \param Pointer to a USBGenericRequest instance. +//------------------------------------------------------------------------------ +void CDCDSerialDriver_RequestHandler(const USBGenericRequest *request) +{ + TRACE_INFO_WP("NewReq "); + + // Handle the request + switch (USBGenericRequest_GetRequest(request)) { + + case CDCGenericRequest_SETLINECODING: + + CDCDSerialDriver_SetLineCoding(); + break; + + case CDCGenericRequest_GETLINECODING: + + CDCDSerialDriver_GetLineCoding(); + break; + + case CDCGenericRequest_SETCONTROLLINESTATE: + + CDCDSerialDriver_SetControlLineState( + CDCSetControlLineStateRequest_ActivateCarrier(request), + CDCSetControlLineStateRequest_IsDtePresent(request)); + + break; + + default: + + USBDDriver_RequestHandler(&(cdcdSerialDriver.usbdDriver), request); + break; + } +} + +//------------------------------------------------------------------------------ +/// Receives data from the host through the virtual COM port created by +/// the CDC device serial driver. This function behaves like USBD_Read. +/// \param data Pointer to the data buffer to put received data. +/// \param size Size of the data buffer in bytes. +/// \param callback Optional callback function to invoke when the transfer +/// finishes. +/// \param argument Optional argument to the callback function. +/// \return USBD_STATUS_SUCCESS if the read operation has been started normally; +/// otherwise, the corresponding error code. +//------------------------------------------------------------------------------ +unsigned char CDCDSerialDriver_Read(void *data, + unsigned int size, + TransferCallback callback, + void *argument) +{ + return USBD_Read(CDCDSerialDriverDescriptors_DATAOUT, + data, + size, + callback, + argument); +} + +//------------------------------------------------------------------------------ +/// Sends a data buffer through the virtual COM port created by the CDC +/// device serial driver. This function behaves exactly like USBD_Write. +/// \param data Pointer to the data buffer to send. +/// \param size Size of the data buffer in bytes. +/// \param callback Optional callback function to invoke when the transfer +/// finishes. +/// \param argument Optional argument to the callback function. +/// \return USBD_STATUS_SUCCESS if the read operation has been started normally; +/// otherwise, the corresponding error code. +//------------------------------------------------------------------------------ +unsigned char CDCDSerialDriver_Write(void *data, + unsigned int size, + TransferCallback callback, + void *argument) +{ + return USBD_Write(CDCDSerialDriverDescriptors_DATAIN, + data, + size, + callback, + argument); +} + +//------------------------------------------------------------------------------ +/// Returns the current status of the RS-232 line. +//------------------------------------------------------------------------------ +unsigned short CDCDSerialDriver_GetSerialState() +{ + return cdcdSerialDriver.serialState; +} + +//------------------------------------------------------------------------------ +/// Sets the current serial state of the device to the given value. +/// \param serialState New device state. +//------------------------------------------------------------------------------ +void CDCDSerialDriver_SetSerialState(unsigned short serialState) +{ + ASSERT((serialState & 0xFF80) == 0, + "CDCDSerialDriver_SetSerialState: Bits D7-D15 are reserved\n\r"); + + // If new state is different from previous one, send a notification to the + // host + if (cdcdSerialDriver.serialState != serialState) { + + cdcdSerialDriver.serialState = serialState; + USBD_Write(CDCDSerialDriverDescriptors_NOTIFICATION, + &(cdcdSerialDriver.serialState), + 2, + 0, + 0); + + // Reset one-time flags + cdcdSerialDriver.serialState &= ~(CDCDSerialDriver_STATE_OVERRUN + | CDCDSerialDriver_STATE_PARITY + | CDCDSerialDriver_STATE_FRAMING + | CDCDSerialDriver_STATE_RINGSIGNAL + | CDCDSerialDriver_STATE_BREAK); + } +} + diff --git a/at91lib/usb/device/cdc-serial/CDCDSerialDriver.h b/at91lib/usb/device/cdc-serial/CDCDSerialDriver.h new file mode 100644 index 0000000..5ccc901 --- /dev/null +++ b/at91lib/usb/device/cdc-serial/CDCDSerialDriver.h @@ -0,0 +1,117 @@ +/* ---------------------------------------------------------------------------- + * 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 + + Definition of a class for implementing a USB device CDC serial driver. + + !!!Usage + + -# Re-implement the USBDCallbacks_RequestReceived method to pass + received requests to CDCDSerialDriver_RequestHandler. *This is + automatically done unless the NOAUTOCALLBACK symbol is defined*. + -# Initialize the CDC serial and USB drivers using + CDCDSerialDriver_Initialize. + -# Logically connect the device to the host using USBD_Connect. + -# Send serial data to the USB host using CDCDSerialDriver_Write. + -# Receive serial data from the USB host using CDCDSerialDriver_Read. +*/ + +#ifndef CDCDSERIALDRIVER_H +#define CDCDSERIALDRIVER_H + +//------------------------------------------------------------------------------ +// Headers +//------------------------------------------------------------------------------ + +#include +#include + +//------------------------------------------------------------------------------ +// Definitions +//------------------------------------------------------------------------------ + +//------------------------------------------------------------------------------ +/// \page "CDC Serial Port States" +/// This page lists the bit map for CDC Serial Port States. +/// +/// !BitMaps +/// - CDCDSerialDriver_STATE_RXDRIVER +/// - CDCDSerialDriver_STATE_TXCARRIER +/// - CDCDSerialDriver_STATE_BREAK +/// - CDCDSerialDriver_STATE_RINGSIGNAL +/// - CDCDSerialDriver_STATE_FRAMING +/// - CDCDSerialDriver_STATE_PARITY +/// - CDCDSerialDriver_STATE_OVERRUN + +/// Indicates the receiver carrier signal is present. +#define CDCDSerialDriver_STATE_RXDRIVER (1 << 0) +/// Indicates the transmission carrier signal is present. +#define CDCDSerialDriver_STATE_TXCARRIER (1 << 1) +/// Indicates a break has been detected. +#define CDCDSerialDriver_STATE_BREAK (1 << 2) +/// Indicates a ring signal has been detected. +#define CDCDSerialDriver_STATE_RINGSIGNAL (1 << 3) +/// Indicates a framing error has occured. +#define CDCDSerialDriver_STATE_FRAMING (1 << 4) +/// Indicates a parity error has occured. +#define CDCDSerialDriver_STATE_PARITY (1 << 5) +/// Indicates a data overrun error has occured. +#define CDCDSerialDriver_STATE_OVERRUN (1 << 6) +//------------------------------------------------------------------------------ + +//------------------------------------------------------------------------------ +// Exported functions +//------------------------------------------------------------------------------ + +extern void CDCDSerialDriver_Initialize(); + +extern void CDCDSerialDriver_RequestHandler(const USBGenericRequest *request); + +extern unsigned char CDCDSerialDriver_Write( + void *data, + unsigned int size, + TransferCallback callback, + void *argument); + +extern unsigned char CDCDSerialDriver_Read( + void *data, + unsigned int size, + TransferCallback callback, + void *argument); + +extern unsigned short CDCDSerialDriver_GetSerialState(); + +extern void CDCDSerialDriver_SetSerialState(unsigned short serialState); + +#endif //#ifndef CDCSERIALDRIVER_H + diff --git a/at91lib/usb/device/cdc-serial/CDCDSerialDriverDescriptors.c b/at91lib/usb/device/cdc-serial/CDCDSerialDriverDescriptors.c new file mode 100644 index 0000000..0c900e1 --- /dev/null +++ b/at91lib/usb/device/cdc-serial/CDCDSerialDriverDescriptors.c @@ -0,0 +1,625 @@ +/* ---------------------------------------------------------------------------- + * 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. + * ---------------------------------------------------------------------------- + */ + +//------------------------------------------------------------------------------ +// Headers +//------------------------------------------------------------------------------ + +#include "CDCDSerialDriverDescriptors.h" +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +//------------------------------------------------------------------------------ +// Definitions +//------------------------------------------------------------------------------ + +//------------------------------------------------------------------------------ +/// \page "CDC Serial Device IDs" +/// This page lists the IDs used in the CDC Serial Device Descriptor. +/// +/// !IDs +/// - CDCDSerialDriverDescriptors_PRODUCTID +/// - CDCDSerialDriverDescriptors_VENDORID +/// - CDCDSerialDriverDescriptors_RELEASE + +/// Device product ID. +#define CDCDSerialDriverDescriptors_PRODUCTID 0x6119 +/// Device vendor ID (Atmel). +#define CDCDSerialDriverDescriptors_VENDORID 0x03EB +/// Device release number. +#define CDCDSerialDriverDescriptors_RELEASE 0x0100 +//------------------------------------------------------------------------------ + +//------------------------------------------------------------------------------ +// Macros +//------------------------------------------------------------------------------ + +/// Returns the minimum between two values. +#define MIN(a, b) ((a < b) ? a : b) + +//------------------------------------------------------------------------------ +// Internal structures +//------------------------------------------------------------------------------ + +//------------------------------------------------------------------------------ +/// Configuration descriptor list for a device implementing a CDC serial driver. +//------------------------------------------------------------------------------ +typedef struct { + + /// Standard configuration descriptor. + USBConfigurationDescriptor configuration; + /// Communication interface descriptor. + USBInterfaceDescriptor communication; + /// CDC header functional descriptor. + CDCHeaderDescriptor header; + /// CDC call management functional descriptor. + CDCCallManagementDescriptor callManagement; + /// CDC abstract control management functional descriptor. + CDCAbstractControlManagementDescriptor abstractControlManagement; + /// CDC union functional descriptor (with one slave interface). + CDCUnionDescriptor union1; + /// Notification endpoint descriptor. + USBEndpointDescriptor notification; + /// Data interface descriptor. + USBInterfaceDescriptor data; + /// Data OUT endpoint descriptor. + USBEndpointDescriptor dataOut; + /// Data IN endpoint descriptor. + USBEndpointDescriptor dataIn; + +} __attribute__ ((packed)) CDCDSerialDriverConfigurationDescriptors; + +//------------------------------------------------------------------------------ +// Exported variables +//------------------------------------------------------------------------------ + +/// Standard USB device descriptor for the CDC serial driver +const USBDeviceDescriptor deviceDescriptor = { + + sizeof(USBDeviceDescriptor), + USBGenericDescriptor_DEVICE, + USBDeviceDescriptor_USB2_00, + CDCDeviceDescriptor_CLASS, + CDCDeviceDescriptor_SUBCLASS, + CDCDeviceDescriptor_PROTOCOL, + BOARD_USB_ENDPOINTS_MAXPACKETSIZE(0), + CDCDSerialDriverDescriptors_VENDORID, + CDCDSerialDriverDescriptors_PRODUCTID, + CDCDSerialDriverDescriptors_RELEASE, + 0, // No string descriptor for manufacturer + 1, // Index of product string descriptor is #1 + 0, // No string descriptor for serial number + 1 // Device has 1 possible configuration +}; + +#if defined(BOARD_USB_UDPHS) + +/// USB device qualifier descriptor. +const USBDeviceQualifierDescriptor qualifierDescriptor = { + + sizeof(USBDeviceQualifierDescriptor), + USBGenericDescriptor_DEVICEQUALIFIER, + USBDeviceDescriptor_USB2_00, + CDCDeviceDescriptor_CLASS, + CDCDeviceDescriptor_SUBCLASS, + CDCDeviceDescriptor_PROTOCOL, + BOARD_USB_ENDPOINTS_MAXPACKETSIZE(0), + 1, // Device has one possible configuration + 0 // Reserved +}; + +#endif + +/// Standard USB configuration descriptor for the CDC serial driver +const CDCDSerialDriverConfigurationDescriptors configurationDescriptors = { + + // Standard configuration descriptor + { + sizeof(USBConfigurationDescriptor), + USBGenericDescriptor_CONFIGURATION, + sizeof(CDCDSerialDriverConfigurationDescriptors), + 2, // There are two interfaces in this configuration + 1, // This is configuration #1 + 0, // No string descriptor for this configuration + BOARD_USB_BMATTRIBUTES, + USBConfigurationDescriptor_POWER(100) + }, + // Communication class interface standard descriptor + { + sizeof(USBInterfaceDescriptor), + USBGenericDescriptor_INTERFACE, + 0, // This is interface #0 + 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, + 0 // 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, + 0, // Number of master interface is #0 + 1 // First slave interface is #1 + }, + // Notification endpoint standard descriptor + { + sizeof(USBEndpointDescriptor), + USBGenericDescriptor_ENDPOINT, + USBEndpointDescriptor_ADDRESS(USBEndpointDescriptor_IN, + CDCDSerialDriverDescriptors_NOTIFICATION), + USBEndpointDescriptor_INTERRUPT, + MIN(BOARD_USB_ENDPOINTS_MAXPACKETSIZE(CDCDSerialDriverDescriptors_NOTIFICATION), + USBEndpointDescriptor_MAXINTERRUPTSIZE_FS), + 10 // Endpoint is polled every 10ms + }, + // Data class interface standard descriptor + { + sizeof(USBInterfaceDescriptor), + USBGenericDescriptor_INTERFACE, + 1, // This is interface #1 + 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, + CDCDSerialDriverDescriptors_DATAOUT), + USBEndpointDescriptor_BULK, + MIN(BOARD_USB_ENDPOINTS_MAXPACKETSIZE(CDCDSerialDriverDescriptors_DATAOUT), + USBEndpointDescriptor_MAXBULKSIZE_FS), + 0 // Must be 0 for full-speed bulk endpoints + }, + // Bulk-IN endpoint descriptor + { + sizeof(USBEndpointDescriptor), + USBGenericDescriptor_ENDPOINT, + USBEndpointDescriptor_ADDRESS(USBEndpointDescriptor_IN, + CDCDSerialDriverDescriptors_DATAIN), + USBEndpointDescriptor_BULK, + MIN(BOARD_USB_ENDPOINTS_MAXPACKETSIZE(CDCDSerialDriverDescriptors_DATAIN), + USBEndpointDescriptor_MAXBULKSIZE_FS), + 0 // Must be 0 for full-speed bulk endpoints + }, +}; + +/// Language ID string descriptor +const unsigned char languageIdStringDescriptor[] = { + + USBStringDescriptor_LENGTH(1), + USBGenericDescriptor_STRING, + USBStringDescriptor_ENGLISH_US +}; + +#if defined(BOARD_USB_UDPHS) +/// Other-speed configuration descriptor (when in full-speed). +const CDCDSerialDriverConfigurationDescriptors otherSpeedDescriptorsFS = { + + // Standard configuration descriptor + { + sizeof(USBConfigurationDescriptor), + USBGenericDescriptor_OTHERSPEEDCONFIGURATION, + sizeof(CDCDSerialDriverConfigurationDescriptors), + 2, // There are two interfaces in this configuration + 1, // This is configuration #1 + 0, // No string descriptor for this configuration + BOARD_USB_BMATTRIBUTES, + USBConfigurationDescriptor_POWER(100) + }, + // Communication class interface standard descriptor + { + sizeof(USBInterfaceDescriptor), + USBGenericDescriptor_INTERFACE, + 0, // This is interface #0 + 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, + 0 // 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, + 0, // Number of master interface is #0 + 1 // First slave interface is #1 + }, + // Notification endpoint standard descriptor + { + sizeof(USBEndpointDescriptor), + USBGenericDescriptor_ENDPOINT, + USBEndpointDescriptor_ADDRESS(USBEndpointDescriptor_IN, + CDCDSerialDriverDescriptors_NOTIFICATION), + USBEndpointDescriptor_INTERRUPT, + MIN(BOARD_USB_ENDPOINTS_MAXPACKETSIZE(CDCDSerialDriverDescriptors_NOTIFICATION), + USBEndpointDescriptor_MAXINTERRUPTSIZE_HS), + 10 // Endpoint is polled every 10ms + }, + // Data class interface standard descriptor + { + sizeof(USBInterfaceDescriptor), + USBGenericDescriptor_INTERFACE, + 1, // This is interface #1 + 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, + CDCDSerialDriverDescriptors_DATAOUT), + USBEndpointDescriptor_BULK, + MIN(BOARD_USB_ENDPOINTS_MAXPACKETSIZE(CDCDSerialDriverDescriptors_DATAOUT), + USBEndpointDescriptor_MAXBULKSIZE_HS), + 0 // Must be 0 for full-speed bulk endpoints + }, + // Bulk-IN endpoint descriptor + { + sizeof(USBEndpointDescriptor), + USBGenericDescriptor_ENDPOINT, + USBEndpointDescriptor_ADDRESS(USBEndpointDescriptor_IN, + CDCDSerialDriverDescriptors_DATAIN), + USBEndpointDescriptor_BULK, + MIN(BOARD_USB_ENDPOINTS_MAXPACKETSIZE(CDCDSerialDriverDescriptors_DATAIN), + USBEndpointDescriptor_MAXBULKSIZE_HS), + 0 // Must be 0 for full-speed bulk endpoints + }, +}; + + +/// Configuration descriptor (when in high-speed). +const CDCDSerialDriverConfigurationDescriptors configurationDescriptorsHS = { + + // Standard configuration descriptor + { + sizeof(USBConfigurationDescriptor), + USBGenericDescriptor_CONFIGURATION, + sizeof(CDCDSerialDriverConfigurationDescriptors), + 2, // There are two interfaces in this configuration + 1, // This is configuration #1 + 0, // No string descriptor for this configuration + BOARD_USB_BMATTRIBUTES, + USBConfigurationDescriptor_POWER(100) + }, + // Communication class interface standard descriptor + { + sizeof(USBInterfaceDescriptor), + USBGenericDescriptor_INTERFACE, + 0, // This is interface #0 + 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, + 0 // 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, + 0, // Number of master interface is #0 + 1 // First slave interface is #1 + }, + // Notification endpoint standard descriptor + { + sizeof(USBEndpointDescriptor), + USBGenericDescriptor_ENDPOINT, + USBEndpointDescriptor_ADDRESS(USBEndpointDescriptor_IN, + CDCDSerialDriverDescriptors_NOTIFICATION), + USBEndpointDescriptor_INTERRUPT, + MIN(BOARD_USB_ENDPOINTS_MAXPACKETSIZE(CDCDSerialDriverDescriptors_NOTIFICATION), + USBEndpointDescriptor_MAXINTERRUPTSIZE_HS), + 10 // Endpoint is polled every 10ms + }, + // Data class interface standard descriptor + { + sizeof(USBInterfaceDescriptor), + USBGenericDescriptor_INTERFACE, + 1, // This is interface #1 + 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, + CDCDSerialDriverDescriptors_DATAOUT), + USBEndpointDescriptor_BULK, + MIN(BOARD_USB_ENDPOINTS_MAXPACKETSIZE(CDCDSerialDriverDescriptors_DATAOUT), + USBEndpointDescriptor_MAXBULKSIZE_HS), + 0 // Must be 0 for full-speed bulk endpoints + }, + // Bulk-IN endpoint descriptor + { + sizeof(USBEndpointDescriptor), + USBGenericDescriptor_ENDPOINT, + USBEndpointDescriptor_ADDRESS(USBEndpointDescriptor_IN, + CDCDSerialDriverDescriptors_DATAIN), + USBEndpointDescriptor_BULK, + MIN(BOARD_USB_ENDPOINTS_MAXPACKETSIZE(CDCDSerialDriverDescriptors_DATAIN), + USBEndpointDescriptor_MAXBULKSIZE_HS), + 0 // Must be 0 for full-speed bulk endpoints + }, +}; + +/// Other-speed configuration descriptor (when in high-speed). +const CDCDSerialDriverConfigurationDescriptors otherSpeedDescriptorsHS = { + + // Standard configuration descriptor + { + sizeof(USBConfigurationDescriptor), + USBGenericDescriptor_OTHERSPEEDCONFIGURATION, + sizeof(CDCDSerialDriverConfigurationDescriptors), + 2, // There are two interfaces in this configuration + 1, // This is configuration #1 + 0, // No string descriptor for this configuration + BOARD_USB_BMATTRIBUTES, + USBConfigurationDescriptor_POWER(100) + }, + // Communication class interface standard descriptor + { + sizeof(USBInterfaceDescriptor), + USBGenericDescriptor_INTERFACE, + 0, // This is interface #0 + 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, + 0 // 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, + 0, // Number of master interface is #0 + 1 // First slave interface is #1 + }, + // Notification endpoint standard descriptor + { + sizeof(USBEndpointDescriptor), + USBGenericDescriptor_ENDPOINT, + USBEndpointDescriptor_ADDRESS(USBEndpointDescriptor_IN, + CDCDSerialDriverDescriptors_NOTIFICATION), + USBEndpointDescriptor_INTERRUPT, + MIN(BOARD_USB_ENDPOINTS_MAXPACKETSIZE(CDCDSerialDriverDescriptors_NOTIFICATION), + USBEndpointDescriptor_MAXINTERRUPTSIZE_FS), + 10 // Endpoint is polled every 10ms + }, + // Data class interface standard descriptor + { + sizeof(USBInterfaceDescriptor), + USBGenericDescriptor_INTERFACE, + 1, // This is interface #1 + 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, + CDCDSerialDriverDescriptors_DATAOUT), + USBEndpointDescriptor_BULK, + MIN(BOARD_USB_ENDPOINTS_MAXPACKETSIZE(CDCDSerialDriverDescriptors_DATAOUT), + USBEndpointDescriptor_MAXBULKSIZE_FS), + 0 // Must be 0 for full-speed bulk endpoints + }, + // Bulk-IN endpoint descriptor + { + sizeof(USBEndpointDescriptor), + USBGenericDescriptor_ENDPOINT, + USBEndpointDescriptor_ADDRESS(USBEndpointDescriptor_IN, + CDCDSerialDriverDescriptors_DATAIN), + USBEndpointDescriptor_BULK, + MIN(BOARD_USB_ENDPOINTS_MAXPACKETSIZE(CDCDSerialDriverDescriptors_DATAIN), + USBEndpointDescriptor_MAXBULKSIZE_FS), + 0 // Must be 0 for full-speed bulk endpoints + }, +}; +#endif + +/// Product string descriptor +const unsigned char productStringDescriptor[] = { + + USBStringDescriptor_LENGTH(13), + USBGenericDescriptor_STRING, + USBStringDescriptor_UNICODE('A'), + USBStringDescriptor_UNICODE('T'), + USBStringDescriptor_UNICODE('9'), + USBStringDescriptor_UNICODE('1'), + USBStringDescriptor_UNICODE('U'), + USBStringDescriptor_UNICODE('S'), + USBStringDescriptor_UNICODE('B'), + USBStringDescriptor_UNICODE('S'), + USBStringDescriptor_UNICODE('e'), + USBStringDescriptor_UNICODE('r'), + USBStringDescriptor_UNICODE('i'), + USBStringDescriptor_UNICODE('a'), + USBStringDescriptor_UNICODE('l') +}; + +/// List of string descriptors used by the device +const unsigned char *stringDescriptors[] = { + + languageIdStringDescriptor, + productStringDescriptor, +}; + +/// List of standard descriptors for the serial driver. +USBDDriverDescriptors cdcdSerialDriverDescriptors = { + + &deviceDescriptor, + (USBConfigurationDescriptor *) &(configurationDescriptors), +#ifdef BOARD_USB_UDPHS + &qualifierDescriptor, + (USBConfigurationDescriptor *) &(otherSpeedDescriptorsFS), + &deviceDescriptor, + (USBConfigurationDescriptor *) &(configurationDescriptorsHS), + &qualifierDescriptor, + (USBConfigurationDescriptor *) &(otherSpeedDescriptorsHS), +#else + 0, // No full-speed device qualifier descriptor + 0, // No full-speed other speed configuration + 0, // No high-speed device descriptor + 0, // No high-speed configuration descriptor + 0, // No high-speed device qualifier descriptor + 0, // No high-speed other speed configuration descriptor + +#endif + stringDescriptors, + 2 // 2 string descriptors in list +}; + diff --git a/at91lib/usb/device/cdc-serial/CDCDSerialDriverDescriptors.h b/at91lib/usb/device/cdc-serial/CDCDSerialDriverDescriptors.h new file mode 100644 index 0000000..8ab4edf --- /dev/null +++ b/at91lib/usb/device/cdc-serial/CDCDSerialDriverDescriptors.h @@ -0,0 +1,77 @@ +/* ---------------------------------------------------------------------------- + * 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 + + Definition of the USB descriptors required by a CDC device serial + driver. +*/ + +#ifndef CDCDSERIALDRIVERDESCRIPTORS_H +#define CDCDSERIALDRIVERDESCRIPTORS_H + +//------------------------------------------------------------------------------ +// Headers +//------------------------------------------------------------------------------ + +#include + +//------------------------------------------------------------------------------ +// Definitions +//------------------------------------------------------------------------------ + +//------------------------------------------------------------------------------ +/// \page "CDC Serial Endpoints" +/// This page lists the endpoints used in CDC Serial Device. +/// +/// !Endpoints +/// - CDCDSerialDriverDescriptors_DATAOUT +/// - CDCDSerialDriverDescriptors_DATAIN +/// - CDCDSerialDriverDescriptors_NOTIFICATION + +/// Data OUT endpoint number. +#define CDCDSerialDriverDescriptors_DATAOUT 1 +/// Data IN endpoint number. +#define CDCDSerialDriverDescriptors_DATAIN 2 +/// Notification endpoint number. +#define CDCDSerialDriverDescriptors_NOTIFICATION 3 +//------------------------------------------------------------------------------ + +//------------------------------------------------------------------------------ +// Exported variables +//------------------------------------------------------------------------------ + +/// List of descriptors for a CDC device serial driver. +extern USBDDriverDescriptors cdcdSerialDriverDescriptors; + +#endif //#ifndef CDCDDRIVERDESCRIPTORS_H + -- cgit v1.2.3