You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
350 lines
12 KiB
350 lines
12 KiB
/*
|
|
LUFA Library
|
|
Copyright (C) Dean Camera, 2011.
|
|
|
|
dean [at] fourwalledcubicle [dot] com
|
|
www.lufa-lib.org
|
|
*/
|
|
|
|
/*
|
|
Copyright 2011 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 "Descriptors.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
|
|
|
|
/** HID class report descriptor. This is a special descriptor constructed with values from the
|
|
* USBIF HID class specification to describe the reports and capabilities of the HID device. This
|
|
* descriptor is parsed by the host and its contents used to determine what data (and in what encoding)
|
|
* the device will send, and what it may be sent back from the host. Refer to the HID specification for
|
|
* more details on HID report descriptors.
|
|
*/
|
|
USB_Descriptor_HIDReport_Datatype_t PROGMEM MouseReport[] =
|
|
{
|
|
/* Use the HID class driver's standard Mouse report.
|
|
* Min X/Y Axis values: -1
|
|
* Max X/Y Axis values: 1
|
|
* Min physical X/Y Axis values (used to determine resolution): -1
|
|
* Max physical X/Y Axis values (used to determine resolution): 1
|
|
* Buttons: 3
|
|
* Absolute screen coordinates: false
|
|
*/
|
|
HID_DESCRIPTOR_MOUSE(-1, 1, -1, 1, 3, false)
|
|
};
|
|
|
|
/** 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.
|
|
*/
|
|
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 = 0x2062,
|
|
.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.
|
|
*/
|
|
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 = 3,
|
|
|
|
.ConfigurationNumber = 1,
|
|
.ConfigurationStrIndex = NO_DESCRIPTOR,
|
|
|
|
.ConfigAttributes = (USB_CONFIG_ATTR_BUSPOWERED | USB_CONFIG_ATTR_SELFPOWERED),
|
|
|
|
.MaxPowerConsumption = USB_CONFIG_POWER_MA(100)
|
|
},
|
|
|
|
.CDC_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
|
|
},
|
|
|
|
.CDC_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
|
|
},
|
|
|
|
.CDC_Functional_Header =
|
|
{
|
|
.Header = {.Size = sizeof(USB_CDC_Descriptor_FunctionalHeader_t), .Type = DTYPE_CSInterface},
|
|
.Subtype = CDC_DSUBTYPE_CSInterface_Header,
|
|
|
|
.CDCSpecification = VERSION_BCD(01.10),
|
|
},
|
|
|
|
.CDC_Functional_ACM =
|
|
{
|
|
.Header = {.Size = sizeof(USB_CDC_Descriptor_FunctionalACM_t), .Type = DTYPE_CSInterface},
|
|
.Subtype = CDC_DSUBTYPE_CSInterface_ACM,
|
|
|
|
.Capabilities = 0x06,
|
|
},
|
|
|
|
.CDC_Functional_Union =
|
|
{
|
|
.Header = {.Size = sizeof(USB_CDC_Descriptor_FunctionalUnion_t), .Type = DTYPE_CSInterface},
|
|
.Subtype = CDC_DSUBTYPE_CSInterface_Union,
|
|
|
|
.MasterInterfaceNumber = 0,
|
|
.SlaveInterfaceNumber = 1,
|
|
},
|
|
|
|
.CDC_NotificationEndpoint =
|
|
{
|
|
.Header = {.Size = sizeof(USB_Descriptor_Endpoint_t), .Type = DTYPE_Endpoint},
|
|
|
|
.EndpointAddress = (ENDPOINT_DESCRIPTOR_DIR_IN | CDC_NOTIFICATION_EPNUM),
|
|
.Attributes = (EP_TYPE_INTERRUPT | ENDPOINT_ATTR_NO_SYNC | ENDPOINT_USAGE_DATA),
|
|
.EndpointSize = CDC_NOTIFICATION_EPSIZE,
|
|
.PollingIntervalMS = 0xFF
|
|
},
|
|
|
|
.CDC_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
|
|
},
|
|
|
|
.CDC_DataOutEndpoint =
|
|
{
|
|
.Header = {.Size = sizeof(USB_Descriptor_Endpoint_t), .Type = DTYPE_Endpoint},
|
|
|
|
.EndpointAddress = (ENDPOINT_DESCRIPTOR_DIR_OUT | CDC_RX_EPNUM),
|
|
.Attributes = (EP_TYPE_BULK | ENDPOINT_ATTR_NO_SYNC | ENDPOINT_USAGE_DATA),
|
|
.EndpointSize = CDC_TXRX_EPSIZE,
|
|
.PollingIntervalMS = 0x01
|
|
},
|
|
|
|
.CDC_DataInEndpoint =
|
|
{
|
|
.Header = {.Size = sizeof(USB_Descriptor_Endpoint_t), .Type = DTYPE_Endpoint},
|
|
|
|
.EndpointAddress = (ENDPOINT_DESCRIPTOR_DIR_IN | CDC_TX_EPNUM),
|
|
.Attributes = (EP_TYPE_BULK | ENDPOINT_ATTR_NO_SYNC | ENDPOINT_USAGE_DATA),
|
|
.EndpointSize = CDC_TXRX_EPSIZE,
|
|
.PollingIntervalMS = 0x01
|
|
},
|
|
|
|
.HID_Interface =
|
|
{
|
|
.Header = {.Size = sizeof(USB_Descriptor_Interface_t), .Type = DTYPE_Interface},
|
|
|
|
.InterfaceNumber = 2,
|
|
.AlternateSetting = 0,
|
|
|
|
.TotalEndpoints = 1,
|
|
|
|
.Class = HID_CSCP_HIDClass,
|
|
.SubClass = HID_CSCP_BootSubclass,
|
|
.Protocol = HID_CSCP_MouseBootProtocol,
|
|
|
|
.InterfaceStrIndex = NO_DESCRIPTOR
|
|
},
|
|
|
|
.HID_MouseHID =
|
|
{
|
|
.Header = {.Size = sizeof(USB_HID_Descriptor_HID_t), .Type = HID_DTYPE_HID},
|
|
|
|
.HIDSpec = VERSION_BCD(01.11),
|
|
.CountryCode = 0x00,
|
|
.TotalReportDescriptors = 1,
|
|
.HIDReportType = HID_DTYPE_Report,
|
|
.HIDReportLength = sizeof(MouseReport)
|
|
},
|
|
|
|
.HID_ReportINEndpoint =
|
|
{
|
|
.Header = {.Size = sizeof(USB_Descriptor_Endpoint_t), .Type = DTYPE_Endpoint},
|
|
|
|
.EndpointAddress = (ENDPOINT_DESCRIPTOR_DIR_IN | MOUSE_EPNUM),
|
|
.Attributes = (EP_TYPE_INTERRUPT | ENDPOINT_ATTR_NO_SYNC | ENDPOINT_USAGE_DATA),
|
|
.EndpointSize = MOUSE_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.
|
|
*/
|
|
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.
|
|
*/
|
|
USB_Descriptor_String_t PROGMEM ManufacturerString =
|
|
{
|
|
.Header = {.Size = USB_STRING_LEN(11), .Type = DTYPE_String},
|
|
|
|
.UnicodeString = L"Dean Camera"
|
|
};
|
|
|
|
/** 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.
|
|
*/
|
|
USB_Descriptor_String_t PROGMEM ProductString =
|
|
{
|
|
.Header = {.Size = USB_STRING_LEN(23), .Type = DTYPE_String},
|
|
|
|
.UnicodeString = L"LUFA CDC and Mouse Demo"
|
|
};
|
|
|
|
/** 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;
|
|
case HID_DTYPE_HID:
|
|
Address = &ConfigurationDescriptor.HID_MouseHID;
|
|
Size = sizeof(USB_HID_Descriptor_HID_t);
|
|
break;
|
|
case HID_DTYPE_Report:
|
|
Address = &MouseReport;
|
|
Size = sizeof(MouseReport);
|
|
break;
|
|
}
|
|
|
|
*DescriptorAddress = Address;
|
|
return Size;
|
|
}
|
|
|