diff options
author | Christian Pointner <equinox@spreadspace.org> | 2015-06-21 22:47:21 +0200 |
---|---|---|
committer | Christian Pointner <equinox@spreadspace.org> | 2015-06-21 22:47:21 +0200 |
commit | 24a1b19d6b6671284f05c63b03e420a408828bb9 (patch) | |
tree | d3b00a47612d60a23d3f7f1678885e563dabe687 /lib/lufa-descriptor-usbdualserial.c | |
parent | use printf_P(PSTR(__fmt__... where possible (diff) |
dos2unix for all files
Diffstat (limited to 'lib/lufa-descriptor-usbdualserial.c')
-rw-r--r-- | lib/lufa-descriptor-usbdualserial.c | 788 |
1 files changed, 394 insertions, 394 deletions
diff --git a/lib/lufa-descriptor-usbdualserial.c b/lib/lufa-descriptor-usbdualserial.c index 639391c..f270b5f 100644 --- a/lib/lufa-descriptor-usbdualserial.c +++ b/lib/lufa-descriptor-usbdualserial.c @@ -1,394 +1,394 @@ -/*
- LUFA Library
- Copyright (C) Dean Camera, 2012.
-
- dean [at] fourwalledcubicle [dot] com
- www.lufa-lib.org
-*/
-
-/*
- Copyright 2012 Dean Camera (dean [at] fourwalledcubicle [dot] com)
-
- Permission to use, copy, modify, distribute, and sell this
- software and its documentation for any purpose is hereby granted
- without fee, provided that the above copyright notice appear in
- all copies and that both that the copyright notice and this
- permission notice and warranty disclaimer appear in supporting
- documentation, and that the name of the author not be used in
- advertising or publicity pertaining to distribution of the
- software without specific, written prior permission.
-
- The author disclaim all warranties with regard to this
- software, including all implied warranties of merchantability
- and fitness. In no event shall the author be liable for any
- special, indirect or consequential damages or any damages
- whatsoever resulting from loss of use, data or profits, whether
- in an action of contract, negligence or other tortious action,
- arising out of or in connection with the use or performance of
- this software.
-*/
-
-/** \file
- *
- * USB Device Descriptors, for library use when in USB device mode. Descriptors are special
- * computer-readable structures which the host requests upon device enumeration, to determine
- * the device's capabilities and functions.
- */
-
-#include "lufa-descriptor-usbdualserial.h"
-
-/* On some devices, there is a factory set internal serial number which can be automatically sent to the host as
- * the device's serial number when the Device Descriptor's .SerialNumStrIndex entry is set to USE_INTERNAL_SERIAL.
- * This allows the host to track a device across insertions on different ports, allowing them to retain allocated
- * resources like COM port numbers and drivers. On demos using this feature, give a warning on unsupported devices
- * so that the user can supply their own serial number descriptor instead or remove the USE_INTERNAL_SERIAL value
- * from the Device Descriptor (forcing the host to generate a serial number for each device from the VID, PID and
- * port location).
- */
-#if (USE_INTERNAL_SERIAL == NO_DESCRIPTOR)
- #warning USE_INTERNAL_SERIAL is not available on this AVR - please manually construct a device serial descriptor.
-#endif
-
-/** Device descriptor structure. This descriptor, located in FLASH memory, describes the overall
- * device characteristics, including the supported USB version, control endpoint size and the
- * number of device configurations. The descriptor is read out by the USB host when the enumeration
- * process begins.
- */
-const USB_Descriptor_Device_t PROGMEM DeviceDescriptor =
-{
- .Header = {.Size = sizeof(USB_Descriptor_Device_t), .Type = DTYPE_Device},
-
- .USBSpecification = VERSION_BCD(01.10),
- .Class = USB_CSCP_IADDeviceClass,
- .SubClass = USB_CSCP_IADDeviceSubclass,
- .Protocol = USB_CSCP_IADDeviceProtocol,
-
- .Endpoint0Size = FIXED_CONTROL_ENDPOINT_SIZE,
-
- .VendorID = 0x03EB,
- .ProductID = 0x204E,
- .ReleaseNumber = VERSION_BCD(00.01),
-
- .ManufacturerStrIndex = 0x01,
- .ProductStrIndex = 0x02,
- .SerialNumStrIndex = USE_INTERNAL_SERIAL,
-
- .NumberOfConfigurations = FIXED_NUM_CONFIGURATIONS
-};
-
-/** Configuration descriptor structure. This descriptor, located in FLASH memory, describes the usage
- * of the device in one of its supported configurations, including information about any device interfaces
- * and endpoints. The descriptor is read out by the USB host during the enumeration process when selecting
- * a configuration so that the host may correctly communicate with the USB device.
- */
-const USB_Descriptor_Configuration_t PROGMEM ConfigurationDescriptor =
-{
- .Config =
- {
- .Header = {.Size = sizeof(USB_Descriptor_Configuration_Header_t), .Type = DTYPE_Configuration},
-
- .TotalConfigurationSize = sizeof(USB_Descriptor_Configuration_t),
- .TotalInterfaces = 4,
-
- .ConfigurationNumber = 1,
- .ConfigurationStrIndex = NO_DESCRIPTOR,
-
- .ConfigAttributes = (USB_CONFIG_ATTR_RESERVED | USB_CONFIG_ATTR_SELFPOWERED),
-
- .MaxPowerConsumption = USB_CONFIG_POWER_MA(100)
- },
-
- .CDC1_IAD =
- {
- .Header = {.Size = sizeof(USB_Descriptor_Interface_Association_t), .Type = DTYPE_InterfaceAssociation},
-
- .FirstInterfaceIndex = 0,
- .TotalInterfaces = 2,
-
- .Class = CDC_CSCP_CDCClass,
- .SubClass = CDC_CSCP_ACMSubclass,
- .Protocol = CDC_CSCP_ATCommandProtocol,
-
- .IADStrIndex = NO_DESCRIPTOR
- },
-
- .CDC1_CCI_Interface =
- {
- .Header = {.Size = sizeof(USB_Descriptor_Interface_t), .Type = DTYPE_Interface},
-
- .InterfaceNumber = 0,
- .AlternateSetting = 0,
-
- .TotalEndpoints = 1,
-
- .Class = CDC_CSCP_CDCClass,
- .SubClass = CDC_CSCP_ACMSubclass,
- .Protocol = CDC_CSCP_ATCommandProtocol,
-
- .InterfaceStrIndex = NO_DESCRIPTOR
- },
-
- .CDC1_Functional_Header =
- {
- .Header = {.Size = sizeof(USB_CDC_Descriptor_FunctionalHeader_t), .Type = DTYPE_CSInterface},
- .Subtype = CDC_DSUBTYPE_CSInterface_Header,
-
- .CDCSpecification = VERSION_BCD(01.10),
- },
-
- .CDC1_Functional_ACM =
- {
- .Header = {.Size = sizeof(USB_CDC_Descriptor_FunctionalACM_t), .Type = DTYPE_CSInterface},
- .Subtype = CDC_DSUBTYPE_CSInterface_ACM,
-
- .Capabilities = 0x06,
- },
-
- .CDC1_Functional_Union =
- {
- .Header = {.Size = sizeof(USB_CDC_Descriptor_FunctionalUnion_t), .Type = DTYPE_CSInterface},
- .Subtype = CDC_DSUBTYPE_CSInterface_Union,
-
- .MasterInterfaceNumber = 0,
- .SlaveInterfaceNumber = 1,
- },
-
- .CDC1_ManagementEndpoint =
- {
- .Header = {.Size = sizeof(USB_Descriptor_Endpoint_t), .Type = DTYPE_Endpoint},
-
- .EndpointAddress = (ENDPOINT_DIR_IN | CDC1_NOTIFICATION_EPNUM),
- .Attributes = (EP_TYPE_INTERRUPT | ENDPOINT_ATTR_NO_SYNC | ENDPOINT_USAGE_DATA),
- .EndpointSize = CDC_NOTIFICATION_EPSIZE,
- .PollingIntervalMS = 0xFF
- },
-
- .CDC1_DCI_Interface =
- {
- .Header = {.Size = sizeof(USB_Descriptor_Interface_t), .Type = DTYPE_Interface},
-
- .InterfaceNumber = 1,
- .AlternateSetting = 0,
-
- .TotalEndpoints = 2,
-
- .Class = CDC_CSCP_CDCDataClass,
- .SubClass = CDC_CSCP_NoDataSubclass,
- .Protocol = CDC_CSCP_NoDataProtocol,
-
- .InterfaceStrIndex = NO_DESCRIPTOR
- },
-
- .CDC1_DataOutEndpoint =
- {
- .Header = {.Size = sizeof(USB_Descriptor_Endpoint_t), .Type = DTYPE_Endpoint},
-
- .EndpointAddress = (ENDPOINT_DIR_OUT | CDC1_RX_EPNUM),
- .Attributes = (EP_TYPE_BULK | ENDPOINT_ATTR_NO_SYNC | ENDPOINT_USAGE_DATA),
- .EndpointSize = CDC_TXRX_EPSIZE,
- .PollingIntervalMS = 0x01
- },
-
- .CDC1_DataInEndpoint =
- {
- .Header = {.Size = sizeof(USB_Descriptor_Endpoint_t), .Type = DTYPE_Endpoint},
-
- .EndpointAddress = (ENDPOINT_DIR_IN | CDC1_TX_EPNUM),
- .Attributes = (EP_TYPE_BULK | ENDPOINT_ATTR_NO_SYNC | ENDPOINT_USAGE_DATA),
- .EndpointSize = CDC_TXRX_EPSIZE,
- .PollingIntervalMS = 0x01
- },
-
- .CDC2_IAD =
- {
- .Header = {.Size = sizeof(USB_Descriptor_Interface_Association_t), .Type = DTYPE_InterfaceAssociation},
-
- .FirstInterfaceIndex = 2,
- .TotalInterfaces = 2,
-
- .Class = CDC_CSCP_CDCClass,
- .SubClass = CDC_CSCP_ACMSubclass,
- .Protocol = CDC_CSCP_ATCommandProtocol,
-
- .IADStrIndex = NO_DESCRIPTOR
- },
-
- .CDC2_CCI_Interface =
- {
- .Header = {.Size = sizeof(USB_Descriptor_Interface_t), .Type = DTYPE_Interface},
-
- .InterfaceNumber = 2,
- .AlternateSetting = 0,
-
- .TotalEndpoints = 1,
-
- .Class = CDC_CSCP_CDCClass,
- .SubClass = CDC_CSCP_ACMSubclass,
- .Protocol = CDC_CSCP_ATCommandProtocol,
-
- .InterfaceStrIndex = NO_DESCRIPTOR
- },
-
- .CDC2_Functional_Header =
- {
- .Header = {.Size = sizeof(USB_CDC_Descriptor_FunctionalHeader_t), .Type = DTYPE_CSInterface},
- .Subtype = CDC_DSUBTYPE_CSInterface_Header,
-
- .CDCSpecification = VERSION_BCD(01.10),
- },
-
- .CDC2_Functional_ACM =
- {
- .Header = {.Size = sizeof(USB_CDC_Descriptor_FunctionalACM_t), .Type = DTYPE_CSInterface},
- .Subtype = CDC_DSUBTYPE_CSInterface_ACM,
-
- .Capabilities = 0x06,
- },
-
- .CDC2_Functional_Union =
- {
- .Header = {.Size = sizeof(USB_CDC_Descriptor_FunctionalUnion_t), .Type = DTYPE_CSInterface},
- .Subtype = CDC_DSUBTYPE_CSInterface_Union,
-
- .MasterInterfaceNumber = 2,
- .SlaveInterfaceNumber = 3,
- },
-
- .CDC2_ManagementEndpoint =
- {
- .Header = {.Size = sizeof(USB_Descriptor_Endpoint_t), .Type = DTYPE_Endpoint},
-
- .EndpointAddress = (ENDPOINT_DIR_IN | CDC2_NOTIFICATION_EPNUM),
- .Attributes = (EP_TYPE_INTERRUPT | ENDPOINT_ATTR_NO_SYNC | ENDPOINT_USAGE_DATA),
- .EndpointSize = CDC_NOTIFICATION_EPSIZE,
- .PollingIntervalMS = 0xFF
- },
-
- .CDC2_DCI_Interface =
- {
- .Header = {.Size = sizeof(USB_Descriptor_Interface_t), .Type = DTYPE_Interface},
-
- .InterfaceNumber = 3,
- .AlternateSetting = 0,
-
- .TotalEndpoints = 2,
-
- .Class = CDC_CSCP_CDCDataClass,
- .SubClass = CDC_CSCP_NoDataSubclass,
- .Protocol = CDC_CSCP_NoDataProtocol,
-
- .InterfaceStrIndex = NO_DESCRIPTOR
- },
-
- .CDC2_DataOutEndpoint =
- {
- .Header = {.Size = sizeof(USB_Descriptor_Endpoint_t), .Type = DTYPE_Endpoint},
-
- .EndpointAddress = (ENDPOINT_DIR_OUT | CDC2_RX_EPNUM),
- .Attributes = (EP_TYPE_BULK | ENDPOINT_ATTR_NO_SYNC | ENDPOINT_USAGE_DATA),
- .EndpointSize = CDC_TXRX_EPSIZE,
- .PollingIntervalMS = 0x01
- },
-
- .CDC2_DataInEndpoint =
- {
- .Header = {.Size = sizeof(USB_Descriptor_Endpoint_t), .Type = DTYPE_Endpoint},
-
- .EndpointAddress = (ENDPOINT_DIR_IN | CDC2_TX_EPNUM),
- .Attributes = (EP_TYPE_BULK | ENDPOINT_ATTR_NO_SYNC | ENDPOINT_USAGE_DATA),
- .EndpointSize = CDC_TXRX_EPSIZE,
- .PollingIntervalMS = 0x01
- }
-};
-
-/** Language descriptor structure. This descriptor, located in FLASH memory, is returned when the host requests
- * the string descriptor with index 0 (the first index). It is actually an array of 16-bit integers, which indicate
- * via the language ID table available at USB.org what languages the device supports for its string descriptors.
- */
-const USB_Descriptor_String_t PROGMEM LanguageString =
-{
- .Header = {.Size = USB_STRING_LEN(1), .Type = DTYPE_String},
-
- .UnicodeString = {LANGUAGE_ID_ENG}
-};
-
-/** Manufacturer descriptor string. This is a Unicode string containing the manufacturer's details in human readable
- * form, and is read out upon request by the host when the appropriate string ID is requested, listed in the Device
- * Descriptor.
- */
-const USB_Descriptor_String_t PROGMEM ManufacturerString =
-{
-#ifndef USB_MANUFACTURER
- .Header = {.Size = USB_STRING_LEN(11), .Type = DTYPE_String},
- .UnicodeString = L"Dean Camera"
-#else
- .Header = {.Size = USB_STRING_LEN(USB_MANUFACTURER_LEN), .Type = DTYPE_String},
- .UnicodeString = USB_MANUFACTURER
-#endif
-};
-
-/** Product descriptor string. This is a Unicode string containing the product's details in human readable form,
- * and is read out upon request by the host when the appropriate string ID is requested, listed in the Device
- * Descriptor.
- */
-const USB_Descriptor_String_t PROGMEM ProductString =
-{
-#ifndef USB_PRODUCT
- .Header = {.Size = USB_STRING_LEN(13), .Type = DTYPE_String},
- .UnicodeString = L"LUFA Dual CDC Demo"
-#else
- .Header = {.Size = USB_STRING_LEN(USB_PRODUCT_LEN), .Type = DTYPE_String},
- .UnicodeString = USB_PRODUCT
-#endif
-};
-
-/** This function is called by the library when in device mode, and must be overridden (see library "USB Descriptors"
- * documentation) by the application code so that the address and size of a requested descriptor can be given
- * to the USB library. When the device receives a Get Descriptor request on the control endpoint, this function
- * is called so that the descriptor details can be passed back and the appropriate descriptor sent back to the
- * USB host.
- */
-uint16_t CALLBACK_USB_GetDescriptor(const uint16_t wValue,
- const uint8_t wIndex,
- const void** const DescriptorAddress)
-{
- const uint8_t DescriptorType = (wValue >> 8);
- const uint8_t DescriptorNumber = (wValue & 0xFF);
-
- const void* Address = NULL;
- uint16_t Size = NO_DESCRIPTOR;
-
- switch (DescriptorType)
- {
- case DTYPE_Device:
- Address = &DeviceDescriptor;
- Size = sizeof(USB_Descriptor_Device_t);
- break;
- case DTYPE_Configuration:
- Address = &ConfigurationDescriptor;
- Size = sizeof(USB_Descriptor_Configuration_t);
- break;
- case DTYPE_String:
- switch (DescriptorNumber)
- {
- case 0x00:
- Address = &LanguageString;
- Size = pgm_read_byte(&LanguageString.Header.Size);
- break;
- case 0x01:
- Address = &ManufacturerString;
- Size = pgm_read_byte(&ManufacturerString.Header.Size);
- break;
- case 0x02:
- Address = &ProductString;
- Size = pgm_read_byte(&ProductString.Header.Size);
- break;
- }
-
- break;
- }
-
- *DescriptorAddress = Address;
- return Size;
-}
-
+/* + LUFA Library + Copyright (C) Dean Camera, 2012. + + dean [at] fourwalledcubicle [dot] com + www.lufa-lib.org +*/ + +/* + Copyright 2012 Dean Camera (dean [at] fourwalledcubicle [dot] com) + + Permission to use, copy, modify, distribute, and sell this + software and its documentation for any purpose is hereby granted + without fee, provided that the above copyright notice appear in + all copies and that both that the copyright notice and this + permission notice and warranty disclaimer appear in supporting + documentation, and that the name of the author not be used in + advertising or publicity pertaining to distribution of the + software without specific, written prior permission. + + The author disclaim all warranties with regard to this + software, including all implied warranties of merchantability + and fitness. In no event shall the author be liable for any + special, indirect or consequential damages or any damages + whatsoever resulting from loss of use, data or profits, whether + in an action of contract, negligence or other tortious action, + arising out of or in connection with the use or performance of + this software. +*/ + +/** \file + * + * USB Device Descriptors, for library use when in USB device mode. Descriptors are special + * computer-readable structures which the host requests upon device enumeration, to determine + * the device's capabilities and functions. + */ + +#include "lufa-descriptor-usbdualserial.h" + +/* On some devices, there is a factory set internal serial number which can be automatically sent to the host as + * the device's serial number when the Device Descriptor's .SerialNumStrIndex entry is set to USE_INTERNAL_SERIAL. + * This allows the host to track a device across insertions on different ports, allowing them to retain allocated + * resources like COM port numbers and drivers. On demos using this feature, give a warning on unsupported devices + * so that the user can supply their own serial number descriptor instead or remove the USE_INTERNAL_SERIAL value + * from the Device Descriptor (forcing the host to generate a serial number for each device from the VID, PID and + * port location). + */ +#if (USE_INTERNAL_SERIAL == NO_DESCRIPTOR) + #warning USE_INTERNAL_SERIAL is not available on this AVR - please manually construct a device serial descriptor. +#endif + +/** Device descriptor structure. This descriptor, located in FLASH memory, describes the overall + * device characteristics, including the supported USB version, control endpoint size and the + * number of device configurations. The descriptor is read out by the USB host when the enumeration + * process begins. + */ +const USB_Descriptor_Device_t PROGMEM DeviceDescriptor = +{ + .Header = {.Size = sizeof(USB_Descriptor_Device_t), .Type = DTYPE_Device}, + + .USBSpecification = VERSION_BCD(01.10), + .Class = USB_CSCP_IADDeviceClass, + .SubClass = USB_CSCP_IADDeviceSubclass, + .Protocol = USB_CSCP_IADDeviceProtocol, + + .Endpoint0Size = FIXED_CONTROL_ENDPOINT_SIZE, + + .VendorID = 0x03EB, + .ProductID = 0x204E, + .ReleaseNumber = VERSION_BCD(00.01), + + .ManufacturerStrIndex = 0x01, + .ProductStrIndex = 0x02, + .SerialNumStrIndex = USE_INTERNAL_SERIAL, + + .NumberOfConfigurations = FIXED_NUM_CONFIGURATIONS +}; + +/** Configuration descriptor structure. This descriptor, located in FLASH memory, describes the usage + * of the device in one of its supported configurations, including information about any device interfaces + * and endpoints. The descriptor is read out by the USB host during the enumeration process when selecting + * a configuration so that the host may correctly communicate with the USB device. + */ +const USB_Descriptor_Configuration_t PROGMEM ConfigurationDescriptor = +{ + .Config = + { + .Header = {.Size = sizeof(USB_Descriptor_Configuration_Header_t), .Type = DTYPE_Configuration}, + + .TotalConfigurationSize = sizeof(USB_Descriptor_Configuration_t), + .TotalInterfaces = 4, + + .ConfigurationNumber = 1, + .ConfigurationStrIndex = NO_DESCRIPTOR, + + .ConfigAttributes = (USB_CONFIG_ATTR_RESERVED | USB_CONFIG_ATTR_SELFPOWERED), + + .MaxPowerConsumption = USB_CONFIG_POWER_MA(100) + }, + + .CDC1_IAD = + { + .Header = {.Size = sizeof(USB_Descriptor_Interface_Association_t), .Type = DTYPE_InterfaceAssociation}, + + .FirstInterfaceIndex = 0, + .TotalInterfaces = 2, + + .Class = CDC_CSCP_CDCClass, + .SubClass = CDC_CSCP_ACMSubclass, + .Protocol = CDC_CSCP_ATCommandProtocol, + + .IADStrIndex = NO_DESCRIPTOR + }, + + .CDC1_CCI_Interface = + { + .Header = {.Size = sizeof(USB_Descriptor_Interface_t), .Type = DTYPE_Interface}, + + .InterfaceNumber = 0, + .AlternateSetting = 0, + + .TotalEndpoints = 1, + + .Class = CDC_CSCP_CDCClass, + .SubClass = CDC_CSCP_ACMSubclass, + .Protocol = CDC_CSCP_ATCommandProtocol, + + .InterfaceStrIndex = NO_DESCRIPTOR + }, + + .CDC1_Functional_Header = + { + .Header = {.Size = sizeof(USB_CDC_Descriptor_FunctionalHeader_t), .Type = DTYPE_CSInterface}, + .Subtype = CDC_DSUBTYPE_CSInterface_Header, + + .CDCSpecification = VERSION_BCD(01.10), + }, + + .CDC1_Functional_ACM = + { + .Header = {.Size = sizeof(USB_CDC_Descriptor_FunctionalACM_t), .Type = DTYPE_CSInterface}, + .Subtype = CDC_DSUBTYPE_CSInterface_ACM, + + .Capabilities = 0x06, + }, + + .CDC1_Functional_Union = + { + .Header = {.Size = sizeof(USB_CDC_Descriptor_FunctionalUnion_t), .Type = DTYPE_CSInterface}, + .Subtype = CDC_DSUBTYPE_CSInterface_Union, + + .MasterInterfaceNumber = 0, + .SlaveInterfaceNumber = 1, + }, + + .CDC1_ManagementEndpoint = + { + .Header = {.Size = sizeof(USB_Descriptor_Endpoint_t), .Type = DTYPE_Endpoint}, + + .EndpointAddress = (ENDPOINT_DIR_IN | CDC1_NOTIFICATION_EPNUM), + .Attributes = (EP_TYPE_INTERRUPT | ENDPOINT_ATTR_NO_SYNC | ENDPOINT_USAGE_DATA), + .EndpointSize = CDC_NOTIFICATION_EPSIZE, + .PollingIntervalMS = 0xFF + }, + + .CDC1_DCI_Interface = + { + .Header = {.Size = sizeof(USB_Descriptor_Interface_t), .Type = DTYPE_Interface}, + + .InterfaceNumber = 1, + .AlternateSetting = 0, + + .TotalEndpoints = 2, + + .Class = CDC_CSCP_CDCDataClass, + .SubClass = CDC_CSCP_NoDataSubclass, + .Protocol = CDC_CSCP_NoDataProtocol, + + .InterfaceStrIndex = NO_DESCRIPTOR + }, + + .CDC1_DataOutEndpoint = + { + .Header = {.Size = sizeof(USB_Descriptor_Endpoint_t), .Type = DTYPE_Endpoint}, + + .EndpointAddress = (ENDPOINT_DIR_OUT | CDC1_RX_EPNUM), + .Attributes = (EP_TYPE_BULK | ENDPOINT_ATTR_NO_SYNC | ENDPOINT_USAGE_DATA), + .EndpointSize = CDC_TXRX_EPSIZE, + .PollingIntervalMS = 0x01 + }, + + .CDC1_DataInEndpoint = + { + .Header = {.Size = sizeof(USB_Descriptor_Endpoint_t), .Type = DTYPE_Endpoint}, + + .EndpointAddress = (ENDPOINT_DIR_IN | CDC1_TX_EPNUM), + .Attributes = (EP_TYPE_BULK | ENDPOINT_ATTR_NO_SYNC | ENDPOINT_USAGE_DATA), + .EndpointSize = CDC_TXRX_EPSIZE, + .PollingIntervalMS = 0x01 + }, + + .CDC2_IAD = + { + .Header = {.Size = sizeof(USB_Descriptor_Interface_Association_t), .Type = DTYPE_InterfaceAssociation}, + + .FirstInterfaceIndex = 2, + .TotalInterfaces = 2, + + .Class = CDC_CSCP_CDCClass, + .SubClass = CDC_CSCP_ACMSubclass, + .Protocol = CDC_CSCP_ATCommandProtocol, + + .IADStrIndex = NO_DESCRIPTOR + }, + + .CDC2_CCI_Interface = + { + .Header = {.Size = sizeof(USB_Descriptor_Interface_t), .Type = DTYPE_Interface}, + + .InterfaceNumber = 2, + .AlternateSetting = 0, + + .TotalEndpoints = 1, + + .Class = CDC_CSCP_CDCClass, + .SubClass = CDC_CSCP_ACMSubclass, + .Protocol = CDC_CSCP_ATCommandProtocol, + + .InterfaceStrIndex = NO_DESCRIPTOR + }, + + .CDC2_Functional_Header = + { + .Header = {.Size = sizeof(USB_CDC_Descriptor_FunctionalHeader_t), .Type = DTYPE_CSInterface}, + .Subtype = CDC_DSUBTYPE_CSInterface_Header, + + .CDCSpecification = VERSION_BCD(01.10), + }, + + .CDC2_Functional_ACM = + { + .Header = {.Size = sizeof(USB_CDC_Descriptor_FunctionalACM_t), .Type = DTYPE_CSInterface}, + .Subtype = CDC_DSUBTYPE_CSInterface_ACM, + + .Capabilities = 0x06, + }, + + .CDC2_Functional_Union = + { + .Header = {.Size = sizeof(USB_CDC_Descriptor_FunctionalUnion_t), .Type = DTYPE_CSInterface}, + .Subtype = CDC_DSUBTYPE_CSInterface_Union, + + .MasterInterfaceNumber = 2, + .SlaveInterfaceNumber = 3, + }, + + .CDC2_ManagementEndpoint = + { + .Header = {.Size = sizeof(USB_Descriptor_Endpoint_t), .Type = DTYPE_Endpoint}, + + .EndpointAddress = (ENDPOINT_DIR_IN | CDC2_NOTIFICATION_EPNUM), + .Attributes = (EP_TYPE_INTERRUPT | ENDPOINT_ATTR_NO_SYNC | ENDPOINT_USAGE_DATA), + .EndpointSize = CDC_NOTIFICATION_EPSIZE, + .PollingIntervalMS = 0xFF + }, + + .CDC2_DCI_Interface = + { + .Header = {.Size = sizeof(USB_Descriptor_Interface_t), .Type = DTYPE_Interface}, + + .InterfaceNumber = 3, + .AlternateSetting = 0, + + .TotalEndpoints = 2, + + .Class = CDC_CSCP_CDCDataClass, + .SubClass = CDC_CSCP_NoDataSubclass, + .Protocol = CDC_CSCP_NoDataProtocol, + + .InterfaceStrIndex = NO_DESCRIPTOR + }, + + .CDC2_DataOutEndpoint = + { + .Header = {.Size = sizeof(USB_Descriptor_Endpoint_t), .Type = DTYPE_Endpoint}, + + .EndpointAddress = (ENDPOINT_DIR_OUT | CDC2_RX_EPNUM), + .Attributes = (EP_TYPE_BULK | ENDPOINT_ATTR_NO_SYNC | ENDPOINT_USAGE_DATA), + .EndpointSize = CDC_TXRX_EPSIZE, + .PollingIntervalMS = 0x01 + }, + + .CDC2_DataInEndpoint = + { + .Header = {.Size = sizeof(USB_Descriptor_Endpoint_t), .Type = DTYPE_Endpoint}, + + .EndpointAddress = (ENDPOINT_DIR_IN | CDC2_TX_EPNUM), + .Attributes = (EP_TYPE_BULK | ENDPOINT_ATTR_NO_SYNC | ENDPOINT_USAGE_DATA), + .EndpointSize = CDC_TXRX_EPSIZE, + .PollingIntervalMS = 0x01 + } +}; + +/** Language descriptor structure. This descriptor, located in FLASH memory, is returned when the host requests + * the string descriptor with index 0 (the first index). It is actually an array of 16-bit integers, which indicate + * via the language ID table available at USB.org what languages the device supports for its string descriptors. + */ +const USB_Descriptor_String_t PROGMEM LanguageString = +{ + .Header = {.Size = USB_STRING_LEN(1), .Type = DTYPE_String}, + + .UnicodeString = {LANGUAGE_ID_ENG} +}; + +/** Manufacturer descriptor string. This is a Unicode string containing the manufacturer's details in human readable + * form, and is read out upon request by the host when the appropriate string ID is requested, listed in the Device + * Descriptor. + */ +const USB_Descriptor_String_t PROGMEM ManufacturerString = +{ +#ifndef USB_MANUFACTURER + .Header = {.Size = USB_STRING_LEN(11), .Type = DTYPE_String}, + .UnicodeString = L"Dean Camera" +#else + .Header = {.Size = USB_STRING_LEN(USB_MANUFACTURER_LEN), .Type = DTYPE_String}, + .UnicodeString = USB_MANUFACTURER +#endif +}; + +/** Product descriptor string. This is a Unicode string containing the product's details in human readable form, + * and is read out upon request by the host when the appropriate string ID is requested, listed in the Device + * Descriptor. + */ +const USB_Descriptor_String_t PROGMEM ProductString = +{ +#ifndef USB_PRODUCT + .Header = {.Size = USB_STRING_LEN(13), .Type = DTYPE_String}, + .UnicodeString = L"LUFA Dual CDC Demo" +#else + .Header = {.Size = USB_STRING_LEN(USB_PRODUCT_LEN), .Type = DTYPE_String}, + .UnicodeString = USB_PRODUCT +#endif +}; + +/** This function is called by the library when in device mode, and must be overridden (see library "USB Descriptors" + * documentation) by the application code so that the address and size of a requested descriptor can be given + * to the USB library. When the device receives a Get Descriptor request on the control endpoint, this function + * is called so that the descriptor details can be passed back and the appropriate descriptor sent back to the + * USB host. + */ +uint16_t CALLBACK_USB_GetDescriptor(const uint16_t wValue, + const uint8_t wIndex, + const void** const DescriptorAddress) +{ + const uint8_t DescriptorType = (wValue >> 8); + const uint8_t DescriptorNumber = (wValue & 0xFF); + + const void* Address = NULL; + uint16_t Size = NO_DESCRIPTOR; + + switch (DescriptorType) + { + case DTYPE_Device: + Address = &DeviceDescriptor; + Size = sizeof(USB_Descriptor_Device_t); + break; + case DTYPE_Configuration: + Address = &ConfigurationDescriptor; + Size = sizeof(USB_Descriptor_Configuration_t); + break; + case DTYPE_String: + switch (DescriptorNumber) + { + case 0x00: + Address = &LanguageString; + Size = pgm_read_byte(&LanguageString.Header.Size); + break; + case 0x01: + Address = &ManufacturerString; + Size = pgm_read_byte(&ManufacturerString.Header.Size); + break; + case 0x02: + Address = &ProductString; + Size = pgm_read_byte(&ProductString.Header.Size); + break; + } + + break; + } + + *DescriptorAddress = Address; + return Size; +} + |