diff options
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/lufa-descriptor-midi.c | 395 | ||||
| -rw-r--r-- | lib/lufa-descriptor-midi.h | 119 |
2 files changed, 260 insertions, 254 deletions
diff --git a/lib/lufa-descriptor-midi.c b/lib/lufa-descriptor-midi.c index b804386..d88198f 100644 --- a/lib/lufa-descriptor-midi.c +++ b/lib/lufa-descriptor-midi.c @@ -1,13 +1,13 @@ /* LUFA Library - Copyright (C) Dean Camera, 2012. + Copyright (C) Dean Camera, 2014. dean [at] fourwalledcubicle [dot] com www.lufa-lib.org */ /* - Copyright 2012 Dean Camera (dean [at] fourwalledcubicle [dot] com) + Copyright 2014 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 @@ -18,7 +18,7 @@ advertising or publicity pertaining to distribution of the software without specific, written prior permission. - The author disclaim all warranties with regard to this + The author disclaims 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 @@ -44,24 +44,24 @@ */ const USB_Descriptor_Device_t PROGMEM DeviceDescriptor = { - .Header = {.Size = sizeof(USB_Descriptor_Device_t), .Type = DTYPE_Device}, + .Header = {.Size = sizeof(USB_Descriptor_Device_t), .Type = DTYPE_Device}, - .USBSpecification = VERSION_BCD(01.10), - .Class = USB_CSCP_NoDeviceClass, - .SubClass = USB_CSCP_NoDeviceSubclass, - .Protocol = USB_CSCP_NoDeviceProtocol, + .USBSpecification = VERSION_BCD(1,1,0), + .Class = USB_CSCP_NoDeviceClass, + .SubClass = USB_CSCP_NoDeviceSubclass, + .Protocol = USB_CSCP_NoDeviceProtocol, - .Endpoint0Size = FIXED_CONTROL_ENDPOINT_SIZE, + .Endpoint0Size = FIXED_CONTROL_ENDPOINT_SIZE, - .VendorID = 0x03EB, - .ProductID = 0x2048, - .ReleaseNumber = VERSION_BCD(00.01), + .VendorID = 0x03EB, + .ProductID = 0x2048, + .ReleaseNumber = VERSION_BCD(0,0,1), - .ManufacturerStrIndex = 0x01, - .ProductStrIndex = 0x02, - .SerialNumStrIndex = NO_DESCRIPTOR, + .ManufacturerStrIndex = STRING_ID_Manufacturer, + .ProductStrIndex = STRING_ID_Product, + .SerialNumStrIndex = NO_DESCRIPTOR, - .NumberOfConfigurations = FIXED_NUM_CONFIGURATIONS + .NumberOfConfigurations = FIXED_NUM_CONFIGURATIONS }; /** Configuration descriptor structure. This descriptor, located in FLASH memory, describes the usage @@ -71,219 +71,204 @@ const USB_Descriptor_Device_t PROGMEM DeviceDescriptor = */ const USB_Descriptor_Configuration_t PROGMEM ConfigurationDescriptor = { - .Config = - { - .Header = {.Size = sizeof(USB_Descriptor_Configuration_Header_t), .Type = DTYPE_Configuration}, + .Config = + { + .Header = {.Size = sizeof(USB_Descriptor_Configuration_Header_t), .Type = DTYPE_Configuration}, - .TotalConfigurationSize = sizeof(USB_Descriptor_Configuration_t), - .TotalInterfaces = 2, + .TotalConfigurationSize = sizeof(USB_Descriptor_Configuration_t), + .TotalInterfaces = 2, - .ConfigurationNumber = 1, - .ConfigurationStrIndex = NO_DESCRIPTOR, + .ConfigurationNumber = 1, + .ConfigurationStrIndex = NO_DESCRIPTOR, - .ConfigAttributes = (USB_CONFIG_ATTR_RESERVED | USB_CONFIG_ATTR_SELFPOWERED), + .ConfigAttributes = (USB_CONFIG_ATTR_RESERVED | USB_CONFIG_ATTR_SELFPOWERED), - .MaxPowerConsumption = USB_CONFIG_POWER_MA(100) - }, + .MaxPowerConsumption = USB_CONFIG_POWER_MA(100) + }, - .Audio_ControlInterface = - { - .Header = {.Size = sizeof(USB_Descriptor_Interface_t), .Type = DTYPE_Interface}, + .Audio_ControlInterface = + { + .Header = {.Size = sizeof(USB_Descriptor_Interface_t), .Type = DTYPE_Interface}, - .InterfaceNumber = 0, - .AlternateSetting = 0, + .InterfaceNumber = INTERFACE_ID_AudioControl, + .AlternateSetting = 0, - .TotalEndpoints = 0, + .TotalEndpoints = 0, - .Class = AUDIO_CSCP_AudioClass, - .SubClass = AUDIO_CSCP_ControlSubclass, - .Protocol = AUDIO_CSCP_ControlProtocol, + .Class = AUDIO_CSCP_AudioClass, + .SubClass = AUDIO_CSCP_ControlSubclass, + .Protocol = AUDIO_CSCP_ControlProtocol, - .InterfaceStrIndex = NO_DESCRIPTOR - }, + .InterfaceStrIndex = NO_DESCRIPTOR + }, - .Audio_ControlInterface_SPC = - { - .Header = {.Size = sizeof(USB_Audio_Descriptor_Interface_AC_t), .Type = DTYPE_CSInterface}, - .Subtype = AUDIO_DSUBTYPE_CSInterface_Header, + .Audio_ControlInterface_SPC = + { + .Header = {.Size = sizeof(USB_Audio_Descriptor_Interface_AC_t), .Type = DTYPE_CSInterface}, + .Subtype = AUDIO_DSUBTYPE_CSInterface_Header, - .ACSpecification = VERSION_BCD(01.00), - .TotalLength = sizeof(USB_Audio_Descriptor_Interface_AC_t), + .ACSpecification = VERSION_BCD(1,0,0), + .TotalLength = sizeof(USB_Audio_Descriptor_Interface_AC_t), - .InCollection = 1, - .InterfaceNumber = 1, - }, + .InCollection = 1, + .InterfaceNumber = INTERFACE_ID_AudioStream, + }, - .Audio_StreamInterface = - { - .Header = {.Size = sizeof(USB_Descriptor_Interface_t), .Type = DTYPE_Interface}, + .Audio_StreamInterface = + { + .Header = {.Size = sizeof(USB_Descriptor_Interface_t), .Type = DTYPE_Interface}, - .InterfaceNumber = 1, - .AlternateSetting = 0, + .InterfaceNumber = INTERFACE_ID_AudioStream, + .AlternateSetting = 0, - .TotalEndpoints = 2, + .TotalEndpoints = 2, - .Class = AUDIO_CSCP_AudioClass, - .SubClass = AUDIO_CSCP_MIDIStreamingSubclass, - .Protocol = AUDIO_CSCP_StreamingProtocol, + .Class = AUDIO_CSCP_AudioClass, + .SubClass = AUDIO_CSCP_MIDIStreamingSubclass, + .Protocol = AUDIO_CSCP_StreamingProtocol, - .InterfaceStrIndex = NO_DESCRIPTOR - }, + .InterfaceStrIndex = NO_DESCRIPTOR + }, - .Audio_StreamInterface_SPC = - { - .Header = {.Size = sizeof(USB_MIDI_Descriptor_AudioInterface_AS_t), .Type = DTYPE_CSInterface}, - .Subtype = AUDIO_DSUBTYPE_CSInterface_General, + .Audio_StreamInterface_SPC = + { + .Header = {.Size = sizeof(USB_MIDI_Descriptor_AudioInterface_AS_t), .Type = DTYPE_CSInterface}, + .Subtype = AUDIO_DSUBTYPE_CSInterface_General, - .AudioSpecification = VERSION_BCD(01.00), + .AudioSpecification = VERSION_BCD(1,0,0), - .TotalLength = (sizeof(USB_Descriptor_Configuration_t) - - offsetof(USB_Descriptor_Configuration_t, Audio_StreamInterface_SPC)) - }, + .TotalLength = (sizeof(USB_Descriptor_Configuration_t) - + offsetof(USB_Descriptor_Configuration_t, Audio_StreamInterface_SPC)) + }, - .MIDI_In_Jack_Emb = - { - .Header = {.Size = sizeof(USB_MIDI_Descriptor_InputJack_t), .Type = DTYPE_CSInterface}, - .Subtype = AUDIO_DSUBTYPE_CSInterface_InputTerminal, + .MIDI_In_Jack_Emb = + { + .Header = {.Size = sizeof(USB_MIDI_Descriptor_InputJack_t), .Type = DTYPE_CSInterface}, + .Subtype = AUDIO_DSUBTYPE_CSInterface_InputTerminal, - .JackType = MIDI_JACKTYPE_Embedded, - .JackID = 0x01, + .JackType = MIDI_JACKTYPE_Embedded, + .JackID = 0x01, - .JackStrIndex = NO_DESCRIPTOR - }, + .JackStrIndex = NO_DESCRIPTOR + }, - .MIDI_In_Jack_Ext = - { - .Header = {.Size = sizeof(USB_MIDI_Descriptor_InputJack_t), .Type = DTYPE_CSInterface}, - .Subtype = AUDIO_DSUBTYPE_CSInterface_InputTerminal, + .MIDI_In_Jack_Ext = + { + .Header = {.Size = sizeof(USB_MIDI_Descriptor_InputJack_t), .Type = DTYPE_CSInterface}, + .Subtype = AUDIO_DSUBTYPE_CSInterface_InputTerminal, - .JackType = MIDI_JACKTYPE_External, - .JackID = 0x02, + .JackType = MIDI_JACKTYPE_External, + .JackID = 0x02, - .JackStrIndex = NO_DESCRIPTOR - }, + .JackStrIndex = NO_DESCRIPTOR + }, - .MIDI_Out_Jack_Emb = - { - .Header = {.Size = sizeof(USB_MIDI_Descriptor_OutputJack_t), .Type = DTYPE_CSInterface}, - .Subtype = AUDIO_DSUBTYPE_CSInterface_OutputTerminal, + .MIDI_Out_Jack_Emb = + { + .Header = {.Size = sizeof(USB_MIDI_Descriptor_OutputJack_t), .Type = DTYPE_CSInterface}, + .Subtype = AUDIO_DSUBTYPE_CSInterface_OutputTerminal, - .JackType = MIDI_JACKTYPE_Embedded, - .JackID = 0x03, + .JackType = MIDI_JACKTYPE_Embedded, + .JackID = 0x03, - .NumberOfPins = 1, - .SourceJackID = {0x02}, - .SourcePinID = {0x01}, + .NumberOfPins = 1, + .SourceJackID = {0x02}, + .SourcePinID = {0x01}, - .JackStrIndex = NO_DESCRIPTOR - }, + .JackStrIndex = NO_DESCRIPTOR + }, - .MIDI_Out_Jack_Ext = - { - .Header = {.Size = sizeof(USB_MIDI_Descriptor_OutputJack_t), .Type = DTYPE_CSInterface}, - .Subtype = AUDIO_DSUBTYPE_CSInterface_OutputTerminal, + .MIDI_Out_Jack_Ext = + { + .Header = {.Size = sizeof(USB_MIDI_Descriptor_OutputJack_t), .Type = DTYPE_CSInterface}, + .Subtype = AUDIO_DSUBTYPE_CSInterface_OutputTerminal, - .JackType = MIDI_JACKTYPE_External, - .JackID = 0x04, + .JackType = MIDI_JACKTYPE_External, + .JackID = 0x04, - .NumberOfPins = 1, - .SourceJackID = {0x01}, - .SourcePinID = {0x01}, + .NumberOfPins = 1, + .SourceJackID = {0x01}, + .SourcePinID = {0x01}, - .JackStrIndex = NO_DESCRIPTOR - }, + .JackStrIndex = NO_DESCRIPTOR + }, - .MIDI_In_Jack_Endpoint = - { - .Endpoint = - { - .Header = {.Size = sizeof(USB_Audio_Descriptor_StreamEndpoint_Std_t), .Type = DTYPE_Endpoint}, + .MIDI_In_Jack_Endpoint = + { + .Endpoint = + { + .Header = {.Size = sizeof(USB_Audio_Descriptor_StreamEndpoint_Std_t), .Type = DTYPE_Endpoint}, - .EndpointAddress = (ENDPOINT_DIR_OUT | MIDI_STREAM_OUT_EPNUM), - .Attributes = (EP_TYPE_BULK | ENDPOINT_ATTR_NO_SYNC | ENDPOINT_USAGE_DATA), - .EndpointSize = MIDI_STREAM_EPSIZE, - .PollingIntervalMS = 0x01 - }, + .EndpointAddress = MIDI_STREAM_OUT_EPADDR, + .Attributes = (EP_TYPE_BULK | ENDPOINT_ATTR_NO_SYNC | ENDPOINT_USAGE_DATA), + .EndpointSize = MIDI_STREAM_EPSIZE, + .PollingIntervalMS = 0x05 + }, - .Refresh = 0, - .SyncEndpointNumber = 0 - }, + .Refresh = 0, + .SyncEndpointNumber = 0 + }, - .MIDI_In_Jack_Endpoint_SPC = - { - .Header = {.Size = sizeof(USB_MIDI_Descriptor_Jack_Endpoint_t), .Type = DTYPE_CSEndpoint}, - .Subtype = AUDIO_DSUBTYPE_CSEndpoint_General, + .MIDI_In_Jack_Endpoint_SPC = + { + .Header = {.Size = sizeof(USB_MIDI_Descriptor_Jack_Endpoint_t), .Type = DTYPE_CSEndpoint}, + .Subtype = AUDIO_DSUBTYPE_CSEndpoint_General, - .TotalEmbeddedJacks = 0x01, - .AssociatedJackID = {0x01} - }, + .TotalEmbeddedJacks = 0x01, + .AssociatedJackID = {0x01} + }, - .MIDI_Out_Jack_Endpoint = - { - .Endpoint = - { - .Header = {.Size = sizeof(USB_Audio_Descriptor_StreamEndpoint_Std_t), .Type = DTYPE_Endpoint}, - - .EndpointAddress = (ENDPOINT_DIR_IN | MIDI_STREAM_IN_EPNUM), - .Attributes = (EP_TYPE_BULK | ENDPOINT_ATTR_NO_SYNC | ENDPOINT_USAGE_DATA), - .EndpointSize = MIDI_STREAM_EPSIZE, - .PollingIntervalMS = 0x01 - }, - - .Refresh = 0, - .SyncEndpointNumber = 0 - }, - - .MIDI_Out_Jack_Endpoint_SPC = - { - .Header = {.Size = sizeof(USB_MIDI_Descriptor_Jack_Endpoint_t), .Type = DTYPE_CSEndpoint}, - .Subtype = AUDIO_DSUBTYPE_CSEndpoint_General, - - .TotalEmbeddedJacks = 0x01, - .AssociatedJackID = {0x03} - } + .MIDI_Out_Jack_Endpoint = + { + .Endpoint = + { + .Header = {.Size = sizeof(USB_Audio_Descriptor_StreamEndpoint_Std_t), .Type = DTYPE_Endpoint}, + + .EndpointAddress = MIDI_STREAM_IN_EPADDR, + .Attributes = (EP_TYPE_BULK | ENDPOINT_ATTR_NO_SYNC | ENDPOINT_USAGE_DATA), + .EndpointSize = MIDI_STREAM_EPSIZE, + .PollingIntervalMS = 0x05 + }, + + .Refresh = 0, + .SyncEndpointNumber = 0 + }, + + .MIDI_Out_Jack_Endpoint_SPC = + { + .Header = {.Size = sizeof(USB_MIDI_Descriptor_Jack_Endpoint_t), .Type = DTYPE_CSEndpoint}, + .Subtype = AUDIO_DSUBTYPE_CSEndpoint_General, + + .TotalEmbeddedJacks = 0x01, + .AssociatedJackID = {0x03} + } }; /** 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} -}; +const USB_Descriptor_String_t PROGMEM LanguageString = USB_STRING_DESCRIPTOR_ARRAY(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" +const USB_Descriptor_String_t PROGMEM ManufacturerString = USB_STRING_DESCRIPTOR(L"Dean Camera"); #else - .Header = {.Size = USB_STRING_LEN(USB_MANUFACTURER_LEN), .Type = DTYPE_String}, - .UnicodeString = USB_MANUFACTURER +const USB_Descriptor_String_t PROGMEM ManufacturerString = USB_STRING_DESCRIPTOR(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(14), .Type = DTYPE_String}, - .UnicodeString = L"LUFA MIDI Demo" +const USB_Descriptor_String_t PROGMEM ProductString = USB_STRING_DESCRIPTOR(L"LUFA MIDI Demo"); #else - .Header = {.Size = USB_STRING_LEN(USB_PRODUCT_LEN), .Type = DTYPE_String}, - .UnicodeString = USB_PRODUCT +const USB_Descriptor_String_t PROGMEM ProductString = USB_STRING_DESCRIPTOR(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 @@ -295,43 +280,43 @@ 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; + 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 STRING_ID_Language: + Address = &LanguageString; + Size = pgm_read_byte(&LanguageString.Header.Size); + break; + case STRING_ID_Manufacturer: + Address = &ManufacturerString; + Size = pgm_read_byte(&ManufacturerString.Header.Size); + break; + case STRING_ID_Product: + Address = &ProductString; + Size = pgm_read_byte(&ProductString.Header.Size); + break; + } + + break; + } + + *DescriptorAddress = Address; + return Size; } diff --git a/lib/lufa-descriptor-midi.h b/lib/lufa-descriptor-midi.h index c5dc2e2..8b4b00d 100644 --- a/lib/lufa-descriptor-midi.h +++ b/lib/lufa-descriptor-midi.h @@ -1,13 +1,13 @@ /* LUFA Library - Copyright (C) Dean Camera, 2012. + Copyright (C) Dean Camera, 2014. dean [at] fourwalledcubicle [dot] com www.lufa-lib.org */ /* - Copyright 2012 Dean Camera (dean [at] fourwalledcubicle [dot] com) + Copyright 2014 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 @@ -18,7 +18,7 @@ advertising or publicity pertaining to distribution of the software without specific, written prior permission. - The author disclaim all warranties with regard to this + The author disclaims 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 @@ -36,52 +36,73 @@ #ifndef _DESCRIPTORS_H_ #define _DESCRIPTORS_H_ - /* Includes: */ - #include <LUFA/Drivers/USB/USB.h> - - #include <avr/pgmspace.h> - - /* Macros: */ - /** Endpoint number of the MIDI streaming data IN endpoint, for device-to-host data transfers. */ - #define MIDI_STREAM_IN_EPNUM 2 - - /** Endpoint number of the MIDI streaming data OUT endpoint, for host-to-device data transfers. */ - #define MIDI_STREAM_OUT_EPNUM 1 - - /** Endpoint size in bytes of the Audio isochronous streaming data IN and OUT endpoints. */ - #define MIDI_STREAM_EPSIZE 64 - - /* Type Defines: */ - /** Type define for the device configuration descriptor structure. This must be defined in the - * application code, as the configuration descriptor contains several sub-descriptors which - * vary between devices, and which describe the device's usage to the host. - */ - typedef struct - { - USB_Descriptor_Configuration_Header_t Config; - - // MIDI Audio Control Interface - USB_Descriptor_Interface_t Audio_ControlInterface; - USB_Audio_Descriptor_Interface_AC_t Audio_ControlInterface_SPC; - - // MIDI Audio Streaming Interface - USB_Descriptor_Interface_t Audio_StreamInterface; - USB_MIDI_Descriptor_AudioInterface_AS_t Audio_StreamInterface_SPC; - USB_MIDI_Descriptor_InputJack_t MIDI_In_Jack_Emb; - USB_MIDI_Descriptor_InputJack_t MIDI_In_Jack_Ext; - USB_MIDI_Descriptor_OutputJack_t MIDI_Out_Jack_Emb; - USB_MIDI_Descriptor_OutputJack_t MIDI_Out_Jack_Ext; - USB_Audio_Descriptor_StreamEndpoint_Std_t MIDI_In_Jack_Endpoint; - USB_MIDI_Descriptor_Jack_Endpoint_t MIDI_In_Jack_Endpoint_SPC; - USB_Audio_Descriptor_StreamEndpoint_Std_t MIDI_Out_Jack_Endpoint; - USB_MIDI_Descriptor_Jack_Endpoint_t MIDI_Out_Jack_Endpoint_SPC; - } USB_Descriptor_Configuration_t; - - /* Function Prototypes: */ - uint16_t CALLBACK_USB_GetDescriptor(const uint16_t wValue, - const uint8_t wIndex, - const void** const DescriptorAddress) - ATTR_WARN_UNUSED_RESULT ATTR_NON_NULL_PTR_ARG(3); + /* Includes: */ + #include <LUFA/Drivers/USB/USB.h> + + #include <avr/pgmspace.h> + + /* Macros: */ + /** Endpoint address of the MIDI streaming data IN endpoint, for device-to-host data transfers. */ + #define MIDI_STREAM_IN_EPADDR (ENDPOINT_DIR_IN | 2) + + /** Endpoint address of the MIDI streaming data OUT endpoint, for host-to-device data transfers. */ + #define MIDI_STREAM_OUT_EPADDR (ENDPOINT_DIR_OUT | 1) + + /** Endpoint size in bytes of the Audio isochronous streaming data IN and OUT endpoints. */ + #define MIDI_STREAM_EPSIZE 64 + + /* Type Defines: */ + /** Type define for the device configuration descriptor structure. This must be defined in the + * application code, as the configuration descriptor contains several sub-descriptors which + * vary between devices, and which describe the device's usage to the host. + */ + typedef struct + { + USB_Descriptor_Configuration_Header_t Config; + + // MIDI Audio Control Interface + USB_Descriptor_Interface_t Audio_ControlInterface; + USB_Audio_Descriptor_Interface_AC_t Audio_ControlInterface_SPC; + + // MIDI Audio Streaming Interface + USB_Descriptor_Interface_t Audio_StreamInterface; + USB_MIDI_Descriptor_AudioInterface_AS_t Audio_StreamInterface_SPC; + USB_MIDI_Descriptor_InputJack_t MIDI_In_Jack_Emb; + USB_MIDI_Descriptor_InputJack_t MIDI_In_Jack_Ext; + USB_MIDI_Descriptor_OutputJack_t MIDI_Out_Jack_Emb; + USB_MIDI_Descriptor_OutputJack_t MIDI_Out_Jack_Ext; + USB_Audio_Descriptor_StreamEndpoint_Std_t MIDI_In_Jack_Endpoint; + USB_MIDI_Descriptor_Jack_Endpoint_t MIDI_In_Jack_Endpoint_SPC; + USB_Audio_Descriptor_StreamEndpoint_Std_t MIDI_Out_Jack_Endpoint; + USB_MIDI_Descriptor_Jack_Endpoint_t MIDI_Out_Jack_Endpoint_SPC; + } USB_Descriptor_Configuration_t; + + /** Enum for the device interface descriptor IDs within the device. Each interface descriptor + * should have a unique ID index associated with it, which can be used to refer to the + * interface from other descriptors. + */ + enum InterfaceDescriptors_t + { + INTERFACE_ID_AudioControl = 0, /**< Audio control interface descriptor ID */ + INTERFACE_ID_AudioStream = 1, /**< Audio streaming interface descriptor ID */ + }; + + /** Enum for the device string descriptor IDs within the device. Each string descriptor should + * have a unique ID index associated with it, which can be used to refer to the string from + * other descriptors. + */ + enum StringDescriptors_t + { + STRING_ID_Language = 0, /**< Supported Languages string descriptor ID (must be zero) */ + STRING_ID_Manufacturer = 1, /**< Manufacturer string ID */ + STRING_ID_Product = 2, /**< Product string ID */ + }; + + /* Function Prototypes: */ + uint16_t CALLBACK_USB_GetDescriptor(const uint16_t wValue, + const uint8_t wIndex, + const void** const DescriptorAddress) + ATTR_WARN_UNUSED_RESULT ATTR_NON_NULL_PTR_ARG(3); #endif |