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238 lines
7.0 KiB
238 lines
7.0 KiB
/*
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LUFA Library
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Copyright (C) Dean Camera, 2009.
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dean [at] fourwalledcubicle [dot] com
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www.fourwalledcubicle.com
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*/
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/*
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Copyright 2009 Dean Camera (dean [at] fourwalledcubicle [dot] com)
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Permission to use, copy, modify, and distribute this software
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and its documentation for any purpose and without fee is hereby
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granted, provided that the above copyright notice appear in all
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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 disclaim 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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#include "Descriptors.h"
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USB_Descriptor_Device_t PROGMEM DeviceDescriptor =
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{
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Header: {Size: sizeof(USB_Descriptor_Device_t), Type: DTYPE_Device},
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USBSpecification: VERSION_BCD(02.00),
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Class: 0x00,
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SubClass: 0x00,
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Protocol: 0x00,
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Endpoint0Size: 8,
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VendorID: 0x03EB,
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ProductID: 0xDC03,
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ReleaseNumber: 0x0000,
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ManufacturerStrIndex: 0x01,
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ProductStrIndex: 0x02,
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SerialNumStrIndex: 0x03,
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NumberOfConfigurations: 1
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};
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USB_Descriptor_Configuration_t PROGMEM ConfigurationDescriptor =
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{
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Config:
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{
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Header: {Size: sizeof(USB_Descriptor_Configuration_Header_t), 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_BUSPOWERED | USB_CONFIG_ATTR_SELFPOWERED),
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MaxPowerConsumption: USB_CONFIG_POWER_MA(100)
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},
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Interface:
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{
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Header: {Size: sizeof(USB_Descriptor_Interface_t), 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: 0xFF,
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SubClass: 0x00,
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Protocol: 0x00,
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InterfaceStrIndex: NO_DESCRIPTOR
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},
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DataInEndpoint:
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{
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Header: {Size: sizeof(USB_Descriptor_Endpoint_t), Type: DTYPE_Endpoint},
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EndpointAddress: (ENDPOINT_DESCRIPTOR_DIR_IN | SIDESHOW_IN_EPNUM),
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Attributes: EP_TYPE_BULK,
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EndpointSize: SIDESHOW_IO_EPSIZE,
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PollingIntervalMS: 0x00
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},
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DataOutEndpoint:
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{
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Header: {Size: sizeof(USB_Descriptor_Endpoint_t), Type: DTYPE_Endpoint},
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EndpointAddress: (ENDPOINT_DESCRIPTOR_DIR_OUT | SIDESHOW_OUT_EPNUM),
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Attributes: EP_TYPE_BULK,
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EndpointSize: SIDESHOW_IO_EPSIZE,
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PollingIntervalMS: 0x00
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}
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};
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USB_Descriptor_String_t PROGMEM 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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USB_Descriptor_String_t PROGMEM ManufacturerString =
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{
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Header: {Size: USB_STRING_LEN(11), Type: DTYPE_String},
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UnicodeString: L"Dean Camera"
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};
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USB_Descriptor_String_t PROGMEM ProductString =
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{
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Header: {Size: USB_STRING_LEN(22), Type: DTYPE_String},
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UnicodeString: L"LUFA Sideshow Demo"
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};
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USB_Descriptor_String_t PROGMEM SerialNumberString =
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{
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Header: {Size: USB_STRING_LEN(12), Type: DTYPE_String},
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UnicodeString: L"000000000000"
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};
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USB_OSDescriptor_t PROGMEM OSDescriptorString =
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{
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Header: {Size: sizeof(USB_OSDescriptor_t), Type: DTYPE_String},
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Signature: L"MSFT100",
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VendorCode: REQ_GetOSFeatureDescriptor
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};
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USB_OSCompatibleIDDescriptor_t PROGMEM DevCompatIDs =
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{
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TotalLength: sizeof(USB_OSCompatibleIDDescriptor_t),
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Version: 0x0100,
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Index: EXTENDED_COMPAT_ID_DESCRIPTOR,
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TotalSections: 1,
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SideshowCompatID: {FirstInterfaceNumber: 0x00,
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CompatibleID: "SIDESHW",
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SubCompatibleID: "UNIV1"}
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};
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uint16_t CALLBACK_USB_GetDescriptor(const uint16_t wValue, const uint8_t wIndex, 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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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 = (void*)&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 = (void*)&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 = (void*)&LanguageString;
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Size = pgm_read_byte(&LanguageString.Header.Size);
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break;
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case 0x01:
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Address = (void*)&ManufacturerString;
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Size = pgm_read_byte(&ManufacturerString.Header.Size);
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break;
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case 0x02:
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Address = (void*)&ProductString;
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Size = pgm_read_byte(&ProductString.Header.Size);
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break;
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case 0x03:
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Address = (void*)&SerialNumberString;
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Size = pgm_read_byte(&SerialNumberString.Header.Size);
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break;
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case 0xEE:
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/* Great, another Microsoft-proprietary extention. String address 0xEE is used
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by Windows for "OS Descriptors", which in this case allows us to indicate that
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our device is Sideshow compatible. Most people would be happy using the normal
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0xFF 0x?? 0x?? Class/Subclass/Protocol values like the USBIF intended. */
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Address = (void*)&OSDescriptorString;
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Size = pgm_read_byte(&OSDescriptorString.Header.Size);
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break;
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}
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break;
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}
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*DescriptorAddress = Address;
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return Size;
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}
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bool USB_GetOSFeatureDescriptor(const uint16_t wValue, const uint8_t wIndex,
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void** const DescriptorAddress, uint16_t* const DescriptorSize)
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{
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void* Address = NULL;
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uint16_t Size = 0;
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/* Check if a device level OS feature descriptor is being requested */
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if (wValue == 0x0000)
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{
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/* Only the Extended Device Compatibility descriptor is supported */
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if (wIndex == EXTENDED_COMPAT_ID_DESCRIPTOR)
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{
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Address = (void*)&DevCompatIDs;
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Size = sizeof(USB_OSCompatibleIDDescriptor_t);
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}
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}
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if (Address != NULL)
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{
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*DescriptorAddress = Address;
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*DescriptorSize = Size;
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return true;
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}
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return false;
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} |