286 lines
9.3 KiB
C
286 lines
9.3 KiB
C
/*
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LUFA Library
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Copyright (C) Dean Camera, 2014.
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dean [at] fourwalledcubicle [dot] com
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www.lufa-lib.org
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*/
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/*
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Copyright 2014 Dean Camera (dean [at] fourwalledcubicle [dot] com)
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Permission to use, copy, modify, distribute, and sell this
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software and its documentation for any purpose is hereby granted
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without fee, provided that the above copyright notice appear in
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all copies and that both that the copyright notice and this
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permission notice and warranty disclaimer appear in supporting
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documentation, and that the name of the author not be used in
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advertising or publicity pertaining to distribution of the
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software without specific, written prior permission.
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The author disclaims all warranties with regard to this
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software, including all implied warranties of merchantability
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and fitness. In no event shall the author be liable for any
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special, indirect or consequential damages or any damages
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whatsoever resulting from loss of use, data or profits, whether
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in an action of contract, negligence or other tortious action,
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arising out of or in connection with the use or performance of
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this software.
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*/
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/** \file
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*
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* USB Device Descriptors, for library use when in USB device mode. Descriptors are special
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* computer-readable structures which the host requests upon device enumeration, to determine
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* the device's capabilities and functions.
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*/
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#include "Descriptors.h"
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/** Device descriptor structure. This descriptor, located in FLASH memory,
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* describes the overall device characteristics, including the supported USB
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* version, control end point size and the number of device configurations.
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* The descriptor is read out by the USB host when the enumeration process
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* begins.
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*/
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const USB_Descriptor_Device_t DeviceDescriptor =
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{
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.Header = {.Size = sizeof(USB_Descriptor_Device_t),
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.Type = DTYPE_Device},
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.USBSpecification = 0x0200,
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.Class = USB_CSCP_NoDeviceClass,
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.SubClass = USB_CSCP_NoDeviceSubclass,
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.Protocol = USB_CSCP_NoDeviceProtocol,
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.Endpoint0Size = 64,
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.VendorID = 0x058b,
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.ProductID = 0x0050,
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.ReleaseNumber = 0x0001,
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.ManufacturerStrIndex = 0x01,
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.ProductStrIndex = 0x02,
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.SerialNumStrIndex = NO_DESCRIPTOR,
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.NumberOfConfigurations = 1
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};
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/** Configuration descriptor structure. This descriptor, located in FLASH
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* memory, describes the usage of the device in one of its supported
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* configurations, including information about any device interfaces and
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* end points. The descriptor is read out by the USB host during the enumeration
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* process when selecting a configuration so that the host may correctly
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* communicate with the USB device.
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*/
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const USB_Descriptor_Configuration_t ConfigurationDescriptor =
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{
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.Config =
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{
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.Header =
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{.Size = sizeof(USB_Descriptor_Configuration_Header_t),
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.Type = DTYPE_Configuration},
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.TotalConfigurationSize = sizeof(USB_Descriptor_Configuration_t),
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.TotalInterfaces = 1,
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.ConfigurationNumber = 1,
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.ConfigurationStrIndex = NO_DESCRIPTOR,
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.ConfigAttributes = (USB_CONFIG_ATTR_RESERVED),
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.MaxPowerConsumption = USB_CONFIG_POWER_MA(100)
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},
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.WinUSB_Interface =
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{
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.Header =
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{.Size = sizeof(USB_Descriptor_Interface_t),
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.Type = DTYPE_Interface},
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.InterfaceNumber = 0,
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.AlternateSetting = 0,
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.TotalEndpoints = 2,
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.Class = USB_CSCP_VendorSpecificClass,
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.SubClass = USB_CSCP_NoDeviceSubclass,
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.Protocol = USB_CSCP_NoDeviceProtocol,
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.InterfaceStrIndex = NO_DESCRIPTOR
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},
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.WinUSB_DataOutEndpoint =
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{
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.Header =
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{.Size = sizeof(USB_Descriptor_Endpoint_t),
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.Type = DTYPE_Endpoint},
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.EndpointAddress = (ENDPOINT_DIR_OUT | WINUSB_RX_EPNUM),
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.Attributes = (EP_TYPE_BULK | ENDPOINT_ATTR_NO_SYNC |
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ENDPOINT_USAGE_DATA),
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.EndpointSize = WINUSB_TXRX_EPSIZE,
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.PollingIntervalMS = 0x00
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},
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.WinUSB_DataInEndpoint =
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{
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.Header =
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{.Size = sizeof(USB_Descriptor_Endpoint_t),
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.Type = DTYPE_Endpoint},
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.EndpointAddress = (ENDPOINT_DIR_IN | WINUSB_TX_EPNUM),
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.Attributes = (EP_TYPE_BULK | ENDPOINT_ATTR_NO_SYNC |
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ENDPOINT_USAGE_DATA),
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.EndpointSize = WINUSB_TXRX_EPSIZE,
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.PollingIntervalMS = 0x00
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}
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};
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/** Language descriptor structure. This descriptor, located in FLASH memory,
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* is returned when the host requests the string descriptor with index
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* 0 (the first index). It is actually an array of 16-bit integers, which
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* indicate via the language ID table available at USB.org what languages the
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* device supports for its string descriptors.
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*/
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const USB_Descriptor_String_t LanguageString =
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{
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.Header = {.Size = USB_STRING_LEN(1), .Type = DTYPE_String},
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.UnicodeString = {LANGUAGE_ID_ENG}
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};
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/** Manufacturer descriptor string. This is a Unicode string containing the
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* manufacturer's details in human readable form, and is read out upon request
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* by the host when the appropriate string ID is requested, listed in the Device
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* Descriptor.
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*/
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const USB_Descriptor_String_t ManufacturerString =
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{
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.Header = {.Size = USB_STRING_LEN(21),
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.Type = DTYPE_String},
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.UnicodeString = { 'I','n','f','i','n','e','o','n',' ','T','e',
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'c','h','n','o','l','o','g','i','e','s'}
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};
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/** Product descriptor string. This is a Unicode string containing the product's
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* details in human readable form, and is read out upon request by the host
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* when the appropriate string ID is requested, listed in the Device
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* Descriptor.
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*/
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const USB_Descriptor_String_t ProductString =
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{
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.Header = {.Size = USB_STRING_LEN(22),
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.Type = DTYPE_String},
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.UnicodeString = {'I','n','f','i','n','e','o','n',' ','W','i','n',
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'U','S','B',' ','D','e','v','i','c','e'}
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};
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const MS_String_Descriptor_t MS_String = {
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.bLength = 0x12,
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.bDescriptorType = DTYPE_String,
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.qwSignature = {
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0x4D ,0x00, 0x53, 0x00, 0x46, 0x00, 0x54, 0x00, 0x31, 0x00,
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0x30, 0x00, 0x30, 0x00
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},/*MSFT100*/
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.bMS_VendorCode = 0x1,
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.bPad = 0x1
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};
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const MS_Extended_Compat_ID_Descriptor_t Compat_ID = {
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.dwLength = 0x0028,
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.bcdVersion = 0x0100,
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.wIndex = Extended_Compat_ID,
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.bCount = 0x1,
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.Functions = {
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{
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.bFirstInterfaceNumber = 0x0,
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.RESERVED0 = 0x1,
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.compatibleID = { 0x57, 0x49, 0x4E, 0x55, 0x53, 0x42,
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0x00, 0x00 },/*WINUSB*/
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}
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}
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};
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const MS_Extended_Properties_Descriptor_t Properties = {
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.dwLength = 0x8E,
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.bcdVersion = 0x0100,
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.wIndex = Extended_Properties,
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.wCount = 0x1,
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.Properties = {
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132,0x0,0x0,0x0, /* over all length */
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0x1,0x0,0x0,0x0, /* data type: unicode null-terminated string */
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40, 0x0, /* name length */
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'D',0x0,'e',0x0,'v',0x0,'i',0x0,'c',0x0,'e',0x0,'I',0x0,'n',0x0,
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't',0x0,'e',0x0,'r',0x0,'f',0x0,'a',0x0,'c',0x0,'e',0x0,'G',0x0,
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'U',0x0,'I',0x0,'D',0x0,0x0,0x0,
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78,0x0,0x0,0x0, /* data length */
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'{',0x0,'4',0x0,'0',0x0,'E',0x0,'E',0x0,'A',0x0,'1',0x0,'E',0x0,
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'B',0x0,'-',0x0,
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'E',0x0,'F',0x0,'6',0x0,'7',0x0,'-',0x0,
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'4',0x0,'D',0x0,'6',0x0,'A',0x0,'-',0x0,
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'A',0x0,'B',0x0,'0',0x0,'B',0x0,'-',0x0,
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'8',0x0,'B',0x0,'B',0x0,'5',0x0,'8',0x0,'8',0x0,'5',0x0,'9',0x0,
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'8',0x0,'7',0x0,'0',0x0,'4',0x0,'}',0x0,0x0,0x0
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}
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};
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/** This function is called by the library when in device mode, and must be
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* overridden (see library "USB Descriptors" documentation) by the application
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* code so that the address and size of a requested descriptor can be given
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* to the USB library. When the device receives a Get Descriptor request on
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* the control end point, this function is called so that the descriptor
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* details can be passed back and the appropriate descriptor sent back to the
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* USB host.
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*/
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uint16_t CALLBACK_USB_GetDescriptor(const uint16_t wValue,
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const uint8_t wIndex,
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const void** const DescriptorAddress)
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{
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const uint8_t DescriptorType = (wValue >> 8);
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const uint8_t DescriptorNumber = (wValue & 0xFF);
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const void* Address = NULL;
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uint16_t Size = NO_DESCRIPTOR;
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switch (DescriptorType)
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{
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case DTYPE_Device:
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Address = &DeviceDescriptor;
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Size = sizeof(USB_Descriptor_Device_t);
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break;
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case DTYPE_Configuration:
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Address = &ConfigurationDescriptor;
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Size = sizeof(USB_Descriptor_Configuration_t);
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break;
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case DTYPE_String:
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switch (DescriptorNumber)
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{
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case 0x00:
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Address = &LanguageString;
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Size = LanguageString.Header.Size;
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break;
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case 0x01:
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Address = &ManufacturerString;
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Size = ManufacturerString.Header.Size;
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break;
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case 0x02:
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Address = &ProductString;
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Size = ProductString.Header.Size;
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break;
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case 0xEE:
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Address = &MS_String;
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Size = MS_String.bLength;
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break;
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}
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break;
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}
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(void)wIndex;
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*DescriptorAddress = Address;
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return Size;
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}
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