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lib_xua/module_usb_audio/endpoint0/descriptors.h

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/**
* @file descriptors.h
* @brief Device Descriptors
* @author Ross Owen, XMOS Limited
*/
#ifndef _DEVICE_DESCRIPTORS_
#define _DEVICE_DESCRIPTORS_
#include <stddef.h>
#include "devicedefines.h" /* Device specific define */
#include "descriptor_defs.h"
#include "usbaudio20.h" /* Defines from the USB Audio 2.0 Specifications */
#include "usbaudiocommon.h"
#include "usb_std_descriptors.h"
#include "usbaudio20.h" /* Defines from USB Audio 2.0 spec */
#include "usb_defs.h"
#ifdef IAP_EA_NATIVE_TRANS
#include "iap2.h" /* Defines iAP EA Native Transport protocol name */
#endif
#define APPEND_VENDOR_STR(x) VENDOR_STR" "#x
#define APPEND_PRODUCT_STR_A2(x) PRODUCT_STR_A2 " "#x
#define APPEND_PRODUCT_STR_A1(x) PRODUCT_STR_A1 " "#x
#define STR_TABLE_ENTRY(name) char *name
#if __STDC__
typedef struct
{
STR_TABLE_ENTRY(langID);
STR_TABLE_ENTRY(vendorStr);
STR_TABLE_ENTRY(serialStr);
#if (AUDIO_CLASS == 2)
/* Audio 2.0 Strings */
STR_TABLE_ENTRY(productStr_Audio2); /* Product string for Audio 2 */
STR_TABLE_ENTRY(outputInterfaceStr_Audio2); /* iInterface for streaming intefaces */
STR_TABLE_ENTRY(inputInterfaceStr_Audio2); /* iInterface for streaming intefaces */
STR_TABLE_ENTRY(usbInputTermStr_Audio2); /* Users sees as output from host */
STR_TABLE_ENTRY(usbOutputTermStr_Audio2); /* User sees as input to host */
#endif
#if defined (AUDIO_CLASS_FALLBACK) || (AUDIO_CLASS == 1)
/* Audio 1.0 Strings */
STR_TABLE_ENTRY(productStr_Audio1); /* Product string for Audio 1 */
STR_TABLE_ENTRY(outputInterfaceStr_Audio1); /* iInterface for streaming intefaces */
STR_TABLE_ENTRY(inputInterfaceStr_Audio1); /* iInterface for streaming intefaces */
STR_TABLE_ENTRY(usbInputTermStr_Audio1); /* Users sees as output from host */
STR_TABLE_ENTRY(usbOutputTermStr_Audio1); /* User sees as input to host */
#endif
#if (AUDIO_CLASS == 2)
STR_TABLE_ENTRY(clockSelectorStr); /* iClockSel */
STR_TABLE_ENTRY(internalClockSourceStr); /* iClockSource for internal clock */
#ifdef SPDIF_RX
STR_TABLE_ENTRY(spdifClockSourceStr); /* iClockSource for external S/PDIF clock */
#endif
#ifdef ADAT_RX
STR_TABLE_ENTRY(adatClockSourceStr); /* iClockSource for external S/PDIF clock */
#endif
#endif
#ifdef DFU
STR_TABLE_ENTRY(dfuStr); /* iInterface for DFU interface */
#endif
#ifdef MIDI
STR_TABLE_ENTRY(midiOutStr); /* iJack for MIDI Out */
STR_TABLE_ENTRY(midiInStr); /* iJack for MIDI In */
#endif
#if (NUM_USB_CHAN_OUT > 0)
STR_TABLE_ENTRY(outputChanStr_1);
#endif
#if (NUM_USB_CHAN_OUT > 1)
STR_TABLE_ENTRY(outputChanStr_2);
#endif
#if (NUM_USB_CHAN_OUT > 2)
STR_TABLE_ENTRY(outputChanStr_3);
#endif
#if (NUM_USB_CHAN_OUT > 3)
STR_TABLE_ENTRY(outputChanStr_4);
#endif
#if (NUM_USB_CHAN_OUT > 4)
STR_TABLE_ENTRY(outputChanStr_5);
#endif
#if (NUM_USB_CHAN_OUT > 5)
STR_TABLE_ENTRY(outputChanStr_6);
#endif
#if (NUM_USB_CHAN_OUT > 6)
STR_TABLE_ENTRY(outputChanStr_7);
#endif
#if (NUM_USB_CHAN_OUT > 7)
STR_TABLE_ENTRY(outputChanStr_8);
#endif
#if (NUM_USB_CHAN_OUT > 8)
STR_TABLE_ENTRY(outputChanStr_9);
#endif
#if (NUM_USB_CHAN_OUT > 9)
STR_TABLE_ENTRY(outputChanStr_10);
#endif
#if (NUM_USB_CHAN_OUT > 10)
STR_TABLE_ENTRY(outputChanStr_11);
#endif
#if (NUM_USB_CHAN_OUT > 11)
STR_TABLE_ENTRY(outputChanStr_12);
#endif
#if (NUM_USB_CHAN_OUT > 12)
STR_TABLE_ENTRY(outputChanStr_13);
#endif
#if (NUM_USB_CHAN_OUT > 13)
STR_TABLE_ENTRY(outputChanStr_14);
#endif
#if (NUM_USB_CHAN_OUT > 14)
STR_TABLE_ENTRY(outputChanStr_15);
#endif
#if (NUM_USB_CHAN_OUT > 15)
STR_TABLE_ENTRY(outputChanStr_16);
#endif
#if (NUM_USB_CHAN_OUT > 16)
STR_TABLE_ENTRY(outputChanStr_17);
#endif
#if (NUM_USB_CHAN_OUT > 17)
STR_TABLE_ENTRY(outputChanStr_18);
#endif
#if (NUM_USB_CHAN_OUT > 18)
STR_TABLE_ENTRY(outputChanStr_19);
#endif
#if (NUM_USB_CHAN_OUT > 19)
STR_TABLE_ENTRY(outputChanStr_20);
#endif
#if (NUM_USB_CHAN_OUT > 20)
STR_TABLE_ENTRY(outputChanStr_21);
#endif
#if (NUM_USB_CHAN_OUT > 21)
STR_TABLE_ENTRY(outputChanStr_22);
#endif
#if (NUM_USB_CHAN_OUT > 22)
STR_TABLE_ENTRY(outputChanStr_23);
#endif
#if (NUM_USB_CHAN_OUT > 23)
STR_TABLE_ENTRY(outputChanStr_24);
#endif
#if (NUM_USB_CHAN_OUT > 24)
STR_TABLE_ENTRY(outputChanStr_25);
#endif
#if (NUM_USB_CHAN_OUT > 25)
STR_TABLE_ENTRY(outputChanStr_26);
#endif
#if (NUM_USB_CHAN_OUT > 26)
STR_TABLE_ENTRY(outputChanStr_27);
#endif
#if (NUM_USB_CHAN_OUT > 27)
STR_TABLE_ENTRY(outputChanStr_28);
#endif
#if (NUM_USB_CHAN_OUT > 28)
STR_TABLE_ENTRY(outputChanStr_29);
#endif
#if (NUM_USB_CHAN_OUT > 29)
STR_TABLE_ENTRY(outputChanStr_30);
#endif
#if (NUM_USB_CHAN_OUT > 30)
STR_TABLE_ENTRY(outputChanStr_31);
#endif
#if (NUM_USB_CHAN_OUT > 31)
STR_TABLE_ENTRY(outputChanStr_32);
#endif
#if (NUM_USB_CHAN_OUT > 32)
#error NUM_USB_CHAN > 32
#endif
#if (NUM_USB_CHAN_IN > 0)
STR_TABLE_ENTRY(inputChanStr_1);
#endif
#if (NUM_USB_CHAN_IN > 1)
STR_TABLE_ENTRY(inputChanStr_2);
#endif
#if (NUM_USB_CHAN_IN > 2)
STR_TABLE_ENTRY(inputChanStr_3);
#endif
#if (NUM_USB_CHAN_IN > 3)
STR_TABLE_ENTRY(inputChanStr_4);
#endif
#if (NUM_USB_CHAN_IN > 4)
STR_TABLE_ENTRY(inputChanStr_5);
#endif
#if (NUM_USB_CHAN_IN > 5)
STR_TABLE_ENTRY(inputChanStr_6);
#endif
#if (NUM_USB_CHAN_IN > 6)
STR_TABLE_ENTRY(inputChanStr_7);
#endif
#if (NUM_USB_CHAN_IN > 7)
STR_TABLE_ENTRY(inputChanStr_8);
#endif
#if (NUM_USB_CHAN_IN > 8)
STR_TABLE_ENTRY(inputChanStr_9);
#endif
#if (NUM_USB_CHAN_IN > 9)
STR_TABLE_ENTRY(inputChanStr_10);
#endif
#if (NUM_USB_CHAN_IN > 10)
STR_TABLE_ENTRY(inputChanStr_11);
#endif
#if (NUM_USB_CHAN_IN > 11)
STR_TABLE_ENTRY(inputChanStr_12);
#endif
#if (NUM_USB_CHAN_IN > 12)
STR_TABLE_ENTRY(inputChanStr_13);
#endif
#if (NUM_USB_CHAN_IN > 13)
STR_TABLE_ENTRY(inputChanStr_14);
#endif
#if (NUM_USB_CHAN_IN > 14)
STR_TABLE_ENTRY(inputChanStr_15);
#endif
#if (NUM_USB_CHAN_IN > 15)
STR_TABLE_ENTRY(inputChanStr_16);
#endif
#if (NUM_USB_CHAN_IN > 16)
STR_TABLE_ENTRY(inputChanStr_17);
#endif
#if (NUM_USB_CHAN_IN > 17)
STR_TABLE_ENTRY(inputChanStr_18);
#endif
#if (NUM_USB_CHAN_IN > 18)
STR_TABLE_ENTRY(inputChanStr_19);
#endif
#if (NUM_USB_CHAN_IN > 19)
STR_TABLE_ENTRY(inputChanStr_20);
#endif
#if (NUM_USB_CHAN_IN > 20)
STR_TABLE_ENTRY(inputChanStr_21);
#endif
#if (NUM_USB_CHAN_IN > 21)
STR_TABLE_ENTRY(inputChanStr_22);
#endif
#if (NUM_USB_CHAN_IN > 22)
STR_TABLE_ENTRY(inputChanStr_23);
#endif
#if (NUM_USB_CHAN_IN > 23)
STR_TABLE_ENTRY(inputChanStr_24);
#endif
#if (NUM_USB_CHAN_IN > 24)
STR_TABLE_ENTRY(inputChanStr_25);
#endif
#if (NUM_USB_CHAN_IN > 25)
STR_TABLE_ENTRY(inputChanStr_26);
#endif
#if (NUM_USB_CHAN_IN > 26)
STR_TABLE_ENTRY(inputChanStr_27);
#endif
#if (NUM_USB_CHAN_IN > 27)
STR_TABLE_ENTRY(inputChanStr_28);
#endif
#if (NUM_USB_CHAN_IN > 28)
STR_TABLE_ENTRY(inputChanStr_29);
#endif
#if (NUM_USB_CHAN_IN > 29)
STR_TABLE_ENTRY(inputChanStr_30);
#endif
#if (NUM_USB_CHAN_IN > 30)
STR_TABLE_ENTRY(inputChanStr_31);
#endif
#if (NUM_USB_CHAN_IN > 31)
STR_TABLE_ENTRY(inputChanStr_32);
#endif
#if (NUM_USB_CHAN_IN > 32)
#error NUM_USB_CHAN > 32
#endif
#if defined(MIXER) && (MAX_MIX_COUNT > 0)
STR_TABLE_ENTRY(mixOutStr_1);
#endif
#if defined(MIXER) && (MAX_MIX_COUNT > 1)
STR_TABLE_ENTRY(mixOutStr_2);
#endif
#if defined(MIXER) && (MAX_MIX_COUNT > 2)
STR_TABLE_ENTRY(mixOutStr_3);
#endif
#if defined(MIXER) && (MAX_MIX_COUNT > 3)
STR_TABLE_ENTRY(mixOutStr_4);
#endif
#if defined(MIXER) && (MAX_MIX_COUNT > 4)
STR_TABLE_ENTRY(mixOutStr_5);
#endif
#if defined(MIXER) && (MAX_MIX_COUNT > 5)
STR_TABLE_ENTRY(mixOutStr_6);
#endif
#if defined(MIXER) && (MAX_MIX_COUNT > 6)
STR_TABLE_ENTRY(mixOutStr_7);
#endif
#if defined(MIXER) && (MAX_MIX_COUNT > 7)
STR_TABLE_ENTRY(mixOutStr_8);
#endif
#ifdef IAP
STR_TABLE_ENTRY(iAPInterfaceStr);
#endif
#ifdef IAP_EA_NATIVE_TRANS
STR_TABLE_ENTRY(iAP_EANativeTransport_InterfaceStr);
#endif
} StringDescTable_t;
StringDescTable_t g_strTable =
{
.langID = "\x09\x04", /* US English */
.vendorStr = VENDOR_STR,
.serialStr = "",
#if (AUDIO_CLASS == 2)
.productStr_Audio2 = PRODUCT_STR_A2,
.outputInterfaceStr_Audio2 = APPEND_PRODUCT_STR_A2(),
.inputInterfaceStr_Audio2 = APPEND_PRODUCT_STR_A2(),
.usbInputTermStr_Audio2 = APPEND_PRODUCT_STR_A2(),
.usbOutputTermStr_Audio2 = APPEND_PRODUCT_STR_A2(),
#endif
#if defined (AUDIO_CLASS_FALLBACK) || (AUDIO_CLASS == 1)
.productStr_Audio1 = PRODUCT_STR_A1,
.outputInterfaceStr_Audio1 = APPEND_PRODUCT_STR_A1(),
.inputInterfaceStr_Audio1 = APPEND_PRODUCT_STR_A1(),
.usbInputTermStr_Audio1 = APPEND_PRODUCT_STR_A1(),
.usbOutputTermStr_Audio1 = APPEND_PRODUCT_STR_A1(),
#endif
#if (AUDIO_CLASS == 2)
.clockSelectorStr = APPEND_VENDOR_STR(Clock Selector),
.internalClockSourceStr = APPEND_VENDOR_STR(Internal Clock),
#ifdef SPDIF_RX
.spdifClockSourceStr = APPEND_VENDOR_STR(S/PDIF Clock),
#endif
#ifdef ADAT_RX
.adatClockSourceStr = APPEND_VENDOR_STR(ADAT Clock),
#endif
#endif
#ifdef DFU
.dfuStr = APPEND_VENDOR_STR(DFU),
#endif
#ifdef MIDI
.midiOutStr = APPEND_VENDOR_STR(MIDI Out),
.midiInStr = APPEND_VENDOR_STR(MIDI In),
#endif
#include "chanstrings.h"
#if (NUM_USB_CHAN_OUT > 32)
#error NUM_USB_CHAN_OUT > 32
#endif
#if (NUM_USB_CHAN_IN > 32)
#error NUM_USB_CHAN_IN > 32
#endif
#if defined(MIXER) && (MAX_MIX_COUNT > 0)
.mixOutStr_1 = "Mix 1",
#endif
#if defined(MIXER) && (MAX_MIX_COUNT > 1)
.mixOutStr_2 = "Mix 2",
#endif
#if defined(MIXER) && (MAX_MIX_COUNT > 2)
.mixOutStr_3 = "Mix 3",
#endif
#if defined(MIXER) && (MAX_MIX_COUNT > 3)
.mixOutStr_4 = "Mix 4",
#endif
#if defined(MIXER) && (MAX_MIX_COUNT > 4)
.mixOutStr_5 = "Mix 5",
#endif
#if defined(MIXER) && (MAX_MIX_COUNT > 5)
.mixOutStr_6 = "Mix 6",
#endif
#if defined(MIXER) && (MAX_MIX_COUNT > 6)
.mixOutStr_7 = "Mix 7",
#endif
#if defined(MIXER) && (MAX_MIX_COUNT > 7)
.mixOutStr_8 = "Mix 8",
#endif
#if defined(MIXER) && (MAX_MIX_COUNT > 8)
#error
#endif
#ifdef IAP
.iAPInterfaceStr = "iAP Interface",
#endif
#ifdef IAP_EA_NATIVE_TRANS
.iAP_EANativeTransport_InterfaceStr = IAP2_EA_NATIVE_TRANS_PROTOCOL_NAME,
#endif
};
/***** Device Descriptors *****/
#if defined(AUDIO_CLASS_FALLBACK) || (AUDIO_CLASS==1)
/* Device Descriptor for Audio Class 1.0 (Assumes Full-Speed) */
USB_Descriptor_Device_t devDesc_Audio1 =
{
.bLength = sizeof(USB_Descriptor_Device_t),
.bDescriptorType = USB_DESCTYPE_DEVICE,
.bcdUSB = 0x0200,
.bDeviceClass = 0,
.bDeviceSubClass = 0,
.bDeviceProtocol = 0,
.bMaxPacketSize0 = 64,
.idVendor = VENDOR_ID,
.idProduct = PID_AUDIO_1,
.bcdDevice = BCD_DEVICE,
.iManufacturer = offsetof(StringDescTable_t, vendorStr)/sizeof(char *),
.iProduct = offsetof(StringDescTable_t, productStr_Audio1)/sizeof(char *),
.iSerialNumber = 0,
.bNumConfigurations = 1
};
#endif
#if (AUDIO_CLASS == 2)
/* Device Descriptor for Audio Class 2.0 (Assumes High-Speed ) */
USB_Descriptor_Device_t devDesc_Audio2 =
{
.bLength = sizeof(USB_Descriptor_Device_t),
.bDescriptorType = USB_DESCTYPE_DEVICE,
.bcdUSB = 0x0200,
.bDeviceClass = 0xEF,
.bDeviceSubClass = 0x02,
.bDeviceProtocol = 0x01,
.bMaxPacketSize0 = 64,
.idVendor = VENDOR_ID,
.idProduct = PID_AUDIO_2,
.bcdDevice = BCD_DEVICE,
.iManufacturer = offsetof(StringDescTable_t, vendorStr)/sizeof(char *),
.iProduct = offsetof(StringDescTable_t, productStr_Audio2)/sizeof(char *),
.iSerialNumber = 0,
.bNumConfigurations = 0x02 /* Set to 2 such that windows does not load composite driver */
};
/* Device Descriptor for Null Device */
unsigned char devDesc_Null[] =
{
18, /* 0 bLength : Size of descriptor in Bytes (18 Bytes) */
USB_DESCTYPE_DEVICE, /* 1 bdescriptorType */
0, /* 2 bcdUSB */
2, /* 3 bcdUSB */
0x0, /* 4 bDeviceClass */
0x0 , /* 5 bDeviceSubClass */
0x00, /* 6 bDeviceProtocol */
64, /* 7 bMaxPacketSize */
(VENDOR_ID & 0xFF), /* 8 idVendor */
(VENDOR_ID >> 8), /* 9 idVendor */
(PID_AUDIO_2 & 0xFF), /* 10 idProduct */
(PID_AUDIO_2 >> 8), /* 11 idProduct */
(BCD_DEVICE & 0xFF), /* 12 bcdDevice : Device release number */
(BCD_DEVICE >> 8), /* 13 bcdDevice : Device release number */
offsetof(StringDescTable_t, vendorStr)/sizeof(char *),
offsetof(StringDescTable_t, productStr_Audio2)/sizeof(char *),
0, /* 16 iSerialNumber : Index of serial number decriptor */
0x01 /* 17 bNumConfigurations : Number of possible configs */
};
#endif
/****** Device Qualifier Descriptors *****/
/* Device Qualifier Descriptor for Audio 2.0 device (Use when running at full-speed. Matches audio 2.0 device descriptor) */
unsigned char devQualDesc_Audio2[] =
{
10, /* 0 bLength (10 Bytes) */
USB_DESCTYPE_DEVICE_QUALIFIER, /* 1 bDescriptorType */
0x00, /* 2 bcdUSB (Binary Coded Decimal of usb version) */
0x02, /* 3 bcdUSB */
0xEF, /* 4 bDeviceClass */
0x02, /* 5 bDeviceSubClass */
0x01, /* 6 bDeviceProtocol */
64, /* 7 bMaxPacketSize */
0x01, /* 8 bNumConfigurations : Number of possible configs */
0x00 /* 9 bReserved (must be zero) */
};
#if defined(AUDIO_CLASS_FALLBACK) || (AUDIO_CLASS==1)
/* Device Qualifier Descriptor for running at high-speed (matches audio 1.0 device descriptor) */
unsigned char devQualDesc_Audio1[] =
{
10, /* 0 bLength (10 Bytes) */
USB_DESCTYPE_DEVICE_QUALIFIER, /* 1 bDescriptorType */
0x00, /* 2 bcdUSB (Binary Coded Decimal of usb version) */
0x02, /* 3 bcdUSB */
0x00, /* 4 bDeviceClass */
0x00, /* 5 bDeviceSubClass */
0x00, /* 6 bDeviceProtocol */
64, /* 7 bMaxPacketSize */
0x01, /* 8 bNumConfigurations : Number of possible configs */
0x00 /* 9 bReserved (must be zero) */
};
#endif
/* Device Qualifier Descriptor for Null Device (Use when running at high-speed) */
unsigned char devQualDesc_Null[] =
{
10, /* 0 bLength (10 Bytes) */
USB_DESCTYPE_DEVICE_QUALIFIER, /* 1 bDescriptorType */
0x00, /* 2 bcdUSB (Binary Coded Decimal of usb version) */
0x02, /* 3 bcdUSB */
0x00, /* 4 bDeviceClass */
0x00, /* 5 bDeviceSubClass */
0x00, /* 6 bDeviceProtocol */
64, /* 7 bMaxPacketSize */
0x01, /* 8 bNumConfigurations : Number of possible configs */
0x00 /* 9 bReserved (must be zero) */
};
#if defined(MIXER) && !defined(AUDIO_PATH_XUS) && (MAX_MIX_COUNT > 0)
//#warning Extension units on the audio path are required for mixer. Enabling them now.
#define AUDIO_PATH_XUS
#endif
#ifdef MIDI
#define MIDI_LENGTH (92)
#else
#define MIDI_LENGTH (0)
#endif
#ifdef DFU
#define DFU_LENGTH (18)
#else
#define DFU_LENGTH (0)
#endif
#ifdef MIXER
#define MIX_BMCONTROLS_LEN_TMP ((MAX_MIX_COUNT * MIX_INPUTS) / 8)
#if ((MAX_MIX_COUNT * MIX_INPUTS)%8)==0
#define MIX_BMCONTROLS_LEN (MIX_BMCONTROLS_LEN_TMP)
#else
#define MIX_BMCONTROLS_LEN (MIX_BMCONTROLS_LEN_TMP+1)
#endif
#define MIXER_LENGTH (13+1+MIX_BMCONTROLS_LEN)
#else
#define MIXER_LENGTH (0)
#endif
#ifdef HID_CONTROLS
unsigned char hidReportDescriptor[] =
{
0x05, 0x0c, /* Usage Page (Consumer Device) */
0x09, 0x01, /* Usage (Consumer Control) */
0xa1, 0x01, /* Collection (Application) */
0x15, 0x00, /* Logical Minimum (0) */
0x25, 0x01, /* Logical Maximum (1) */
0x09, 0xb0, /* Usage (Play) */
0x09, 0xb5, /* Usage (Scan Next Track) */
0x09, 0xb6, /* Usage (Scan Previous Track) */
0x09, 0xe9, /* Usage (Volume Up) */
0x09, 0xea, /* Usage (Volume Down) */
0x09, 0xe2, /* Usage (Mute) */
0x75, 0x01, /* Report Size (1) */
0x95, 0x06, /* Report Count (6) */
0x81, 0x02, /* Input (Data, Var, Abs) */
0x95, 0x02, /* Report Count (2) */
0x81, 0x01, /* Input (Cnst, Ary, Abs) */
0xc0 /* End collection */
};
#endif
/* Max packet sizes:
* Samples per channel. e.g (192000+7999/8000) = 24
* Must allow 1 sample extra per chan (24 + 1) = 25
* Multiply by number of channels and bytes 25 * 2 * 4 = 200 bytes
* TODO Output doesn't get modified by channel count
*/
#define MAX_PACKET_SIZE_MULT_OUT_HS ((((MAX_FREQ+7999)/8000)+1) * NUM_USB_CHAN_OUT)
#define MAX_PACKET_SIZE_MULT_OUT_FS ((((MAX_FREQ_FS+999)/1000)+1) * NUM_USB_CHAN_OUT_FS)
#define HS_STREAM_FORMAT_OUTPUT_1_MAXPACKETSIZE (MAX_PACKET_SIZE_MULT_OUT_HS * HS_STREAM_FORMAT_OUTPUT_1_SUBSLOT_BYTES)
#define HS_STREAM_FORMAT_OUTPUT_2_MAXPACKETSIZE (MAX_PACKET_SIZE_MULT_OUT_HS * HS_STREAM_FORMAT_OUTPUT_2_SUBSLOT_BYTES)
#define HS_STREAM_FORMAT_OUTPUT_3_MAXPACKETSIZE (MAX_PACKET_SIZE_MULT_OUT_HS * HS_STREAM_FORMAT_OUTPUT_3_SUBSLOT_BYTES)
#if (HS_STEAM_FORMAT_OUPUT_1_MAXPACKETSIZE > 1024) || (HS_STEAM_FORMAT_OUPUT_2_MAXPACKETSIZE > 1024) \
|| (HS_STEAM_FORMAT_OUPUT_3_MAXPACKETSIZE > 1024)
#error
#endif
#define FS_STREAM_FORMAT_OUTPUT_1_MAXPACKETSIZE (MAX_PACKET_SIZE_MULT_OUT_FS * FS_STREAM_FORMAT_OUTPUT_1_SUBSLOT_BYTES)
#define FS_STREAM_FORMAT_OUTPUT_2_MAXPACKETSIZE (MAX_PACKET_SIZE_MULT_OUT_FS * FS_STREAM_FORMAT_OUTPUT_2_SUBSLOT_BYTES)
#define FS_STREAM_FORMAT_OUTPUT_3_MAXPACKETSIZE (MAX_PACKET_SIZE_MULT_OUT_FS * FS_STREAM_FORMAT_OUTPUT_3_SUBSLOT_BYTES)
/* Input Packet Sizes: high-speed */
#define MAX_PACKET_SIZE_MULT_INPUT_1_HS ((((MAX_FREQ+7999)/8000)+1) * HS_STREAM_FORMAT_INPUT_1_CHAN_COUNT)
#define MAX_PACKET_SIZE_MULT_INPUT_2_HS ((((MAX_FREQ+7999)/8000)+1) * HS_STREAM_FORMAT_INPUT_2_CHAN_COUNT)
#define MAX_PACKET_SIZE_MULT_INPUT_3_HS ((((MAX_FREQ+7999)/8000)+1) * HS_STREAM_FORMAT_INPUT_3_CHAN_COUNT)
/* TODO SUBSLOT_BYTES shared */
#define HS_STREAM_FORMAT_INPUT_1_MAXPACKETSIZE (MAX_PACKET_SIZE_MULT_INPUT_1_HS * HS_STREAM_FORMAT_INPUT_1_SUBSLOT_BYTES)
#define HS_STREAM_FORMAT_INPUT_2_MAXPACKETSIZE (MAX_PACKET_SIZE_MULT_INPUT_1_HS * HS_STREAM_FORMAT_INPUT_1_SUBSLOT_BYTES)
#define HS_STREAM_FORMAT_INPUT_3_MAXPACKETSIZE (MAX_PACKET_SIZE_MULT_INPUT_1_HS * HS_STREAM_FORMAT_INPUT_1_SUBSLOT_BYTES)
#if (HS_STREAM_FORMAT_INPUT_1_MAXPACKETSIZE > 1024)
#warning HS_STREAM_FORMAT_INPUT_1_MAXPACKETSIZE > 1024
#undef HS_STREAM_FORMAT_INPUT_1_MAXPACKETSIZE
#define HS_STREAM_FORMAT_INPUT_1_MAXPACKETSIZE 1024
#endif
#if (HS_STREAM_FORMAT_INPUT_2_MAXPACKETSIZE > 1024)
#warning HS_STREAM_FORMAT_INPUT_2_MAXPACKETSIZE > 1024
#undef HS_STREAM_FORMAT_INPUT_2_MAXPACKETSIZE
#define HS_STREAM_FORMAT_INPUT_2_MAXPACKETSIZE 1024
#endif
#if (HS_STREAM_FORMAT_INPUT_3_MAXPACKETSIZE > 1024)
#warning HS_STREAM_FORMAT_INPUT_3_MAXPACKETSIZE > 1024
#undef HS_STREAM_FORMAT_INPUT_3_MAXPACKETSIZE
#define HS_STREAM_FORMAT_INPUT_3_MAXPACKETSIZE 1024
#endif
/* Input Packet Sizes: full-speed */
#define MAX_PACKET_SIZE_MULT_IN_FS ((((MAX_FREQ_FS+999)/1000)+1) * NUM_USB_CHAN_IN_FS)
#define FS_STREAM_FORMAT_INPUT_1_MAXPACKETSIZE (MAX_PACKET_SIZE_MULT_IN_FS * FS_STREAM_FORMAT_INPUT_1_SUBSLOT_BYTES)
#if (NUM_CLOCKS == 1)
#define USB_Descriptor_Audio_ClockSelector_t USB_Descriptor_Audio_ClockSelector_1_t
#elif (NUM_CLOCKS == 2)
#define USB_Descriptor_Audio_ClockSelector_t USB_Descriptor_Audio_ClockSelector_2_t
#elif (NUM_CLOCKS == 3)
#define USB_Descriptor_Audio_ClockSelector_t USB_Descriptor_Audio_ClockSelector_3_t
#endif
typedef struct
{
/* Class Specific Audio Control Interface Header Descriptor */
UAC_Descriptor_Interface_AC_t Audio_ClassControlInterface;
USB_Descriptor_Audio_ClockSource_t Audio_ClockSource;
#ifdef SPDIF_RX
USB_Descriptor_Audio_ClockSource_t Audio_ClockSource_SPDIF;
#endif
#ifdef ADAT_RX
USB_Descriptor_Audio_ClockSource_t Audio_ClockSource_ADAT;
#endif
USB_Descriptor_Audio_ClockSelector_t Audio_ClockSelector;
#if (NUM_USB_CHAN_OUT > 0)
/* Output path */
USB_Descriptor_Audio_InputTerminal_t Audio_Out_InputTerminal;
#if defined(MIXER) && (MAX_MIX_COUNT > 0)
USB_Descriptor_Audio_ExtensionUnit_t Audio_Out_ExtensionUnit;
#endif
#if(OUTPUT_VOLUME_CONTROL == 1)
USB_Descriptor_Audio_FeatureUnit_Out_t Audio_Out_FeatureUnit;
#endif
USB_Descriptor_Audio_OutputTerminal_t Audio_Out_OutputTerminal;
#endif
#if (NUM_USB_CHAN_IN > 0)
/* Input path */
USB_Descriptor_Audio_InputTerminal_t Audio_In_InputTerminal;
#if defined(MIXER) && (MAX_MIX_COUNT > 0)
USB_Descriptor_Audio_ExtensionUnit_t Audio_In_ExtensionUnit;
#endif
#if(INPUT_VOLUME_CONTROL == 1)
USB_Descriptor_Audio_FeatureUnit_In_t Audio_In_FeatureUnit;
#endif
USB_Descriptor_Audio_OutputTerminal_t Audio_In_OutputTerminal;
#endif
#if defined(MIXER) && (MAX_MIX_COUNT > 0)
USB_Descriptor_Audio_ExtensionUnit2_t Audio_Mix_ExtensionUnit;
// Currently no struct for mixer unit
// USB_Descriptor_Audio_MixerUnit_t Audio_MixerUnit;
unsigned char configDesc_MixerUnit[MIXER_LENGTH];
#endif
#if defined(SPDIF_RX) || defined(ADAT_RX)
/* Interrupt EP */
USB_Descriptor_Endpoint_t Audio_Int_Endpoint;
#endif
} __attribute__((packed)) USB_CfgDesc_Audio2_CS_Control_Int;
typedef struct
{
/* Configuration header */
USB_Descriptor_Configuration_Header_t Config;
/* Audio Control */
USB_Descriptor_Interface_Association_t Audio_InterfaceAssociation;
USB_Descriptor_Interface_t Audio_StdControlInterface; /* Standard Audio Control Interface Header Descriptor */
USB_CfgDesc_Audio2_CS_Control_Int Audio_CS_Control_Int;
#if (NUM_USB_CHAN_OUT > 0)
/* Audio streaming: Output stream */
USB_Descriptor_Interface_t Audio_Out_StreamInterface_Alt0; /* Zero bandwith alternative */
USB_Descriptor_Interface_t Audio_Out_StreamInterface_Alt1;
USB_Descriptor_Audio_Interface_AS_t Audio_Out_ClassStreamInterface;
USB_Descriptor_Audio_Format_Type1_t Audio_Out_Format;
USB_Descriptor_Endpoint_t Audio_Out_Endpoint;
USB_Descriptor_Audio_Class_AS_Endpoint_t Audio_Out_ClassEndpoint;
#if (NUM_USB_CHAN_IN == 0) || defined(UAC_FORCE_FEEDBACK_EP)
USB_Descriptor_Endpoint_t Audio_Out_Fb_Endpoint;
#endif
#if (OUTPUT_FORMAT_COUNT > 1)
USB_Descriptor_Interface_t Audio_Out_StreamInterface_Alt2;
USB_Descriptor_Audio_Interface_AS_t Audio_Out_ClassStreamInterface_2;
USB_Descriptor_Audio_Format_Type1_t Audio_Out_Format_2;
USB_Descriptor_Endpoint_t Audio_Out_Endpoint_2;
USB_Descriptor_Audio_Class_AS_Endpoint_t Audio_Out_ClassEndpoint_2;
#if (NUM_USB_CHAN_IN == 0) || defined(UAC_FORCE_FEEDBACK_EP)
USB_Descriptor_Endpoint_t Audio_Out_Fb_Endpoint_2;
#endif
#endif
#if (OUTPUT_FORMAT_COUNT > 2)
USB_Descriptor_Interface_t Audio_Out_StreamInterface_Alt3;
USB_Descriptor_Audio_Interface_AS_t Audio_Out_ClassStreamInterface_3;
USB_Descriptor_Audio_Format_Type1_t Audio_Out_Format_3;
USB_Descriptor_Endpoint_t Audio_Out_Endpoint_3;
USB_Descriptor_Audio_Class_AS_Endpoint_t Audio_Out_ClassEndpoint_3;
#if (NUM_USB_CHAN_IN == 0) || defined(UAC_FORCE_FEEDBACK_EP)
USB_Descriptor_Endpoint_t Audio_Out_Fb_Endpoint_3;
#endif
#endif
#endif
#if (NUM_USB_CHAN_IN > 0)
/* Audio Streaming: Input stream */
USB_Descriptor_Interface_t Audio_In_StreamInterface_Alt0; /* Zero bandwith alternative */
USB_Descriptor_Interface_t Audio_In_StreamInterface_Alt1;
USB_Descriptor_Audio_Interface_AS_t Audio_In_ClassStreamInterface;
USB_Descriptor_Audio_Format_Type1_t Audio_In_Format;
USB_Descriptor_Endpoint_t Audio_In_Endpoint;
USB_Descriptor_Audio_Class_AS_Endpoint_t Audio_In_ClassEndpoint;
#if (INPUT_FORMAT_COUNT > 1)
USB_Descriptor_Interface_t Audio_In_StreamInterface_Alt2;
USB_Descriptor_Audio_Interface_AS_t Audio_In_ClassStreamInterface_2;
USB_Descriptor_Audio_Format_Type1_t Audio_In_Format_2;
USB_Descriptor_Endpoint_t Audio_In_Endpoint_2;
USB_Descriptor_Audio_Class_AS_Endpoint_t Audio_In_ClassEndpoint_2;
#endif
#if (INPUT_FORMAT_COUNT > 2)
USB_Descriptor_Interface_t Audio_In_StreamInterface_Alt3;
USB_Descriptor_Audio_Interface_AS_t Audio_In_ClassStreamInterface_3;
USB_Descriptor_Audio_Format_Type1_t Audio_In_Format_3;
USB_Descriptor_Endpoint_t Audio_In_Endpoint_3;
USB_Descriptor_Audio_Class_AS_Endpoint_t Audio_In_ClassEndpoint_3;
#endif
#endif
#ifdef MIDI
/* MIDI descriptors currently handled as a single block */
unsigned char configDesc_Midi[MIDI_LENGTH];
#endif
#ifdef DFU
/* DFU descriptors currently handled as a single block */
unsigned char configDesc_DFU[DFU_LENGTH];
#endif
#ifdef IAP
USB_Descriptor_Interface_t iAP_Interface;
USB_Descriptor_Endpoint_t iAP_Out_Endpoint;
USB_Descriptor_Endpoint_t iAP_In_Endpoint;
#ifdef IAP_INT_EP
USB_Descriptor_Endpoint_t iAP_Interrupt_Endpoint;
#endif
#ifdef IAP_EA_NATIVE_TRANS
USB_Descriptor_Interface_t iAP_EANativeTransport_Interface_Alt0;
USB_Descriptor_Interface_t iAP_EANativeTransport_Interface_Alt1;
USB_Descriptor_Endpoint_t iAP_EANativeTransport_Out_Endpoint;
USB_Descriptor_Endpoint_t iAP_EANativeTransport_In_Endpoint;
#endif
#endif
#ifdef HID_CONTROLS
USB_Descriptor_Interface_t HID_Interface;
unsigned char hidDesc[9]; //TODO ideally we would have a struct for this.
USB_Descriptor_Endpoint_t HID_In_Endpoint;
#endif
}__attribute__((packed)) USB_Config_Descriptor_Audio2_t;
#if (AUDIO_CLASS == 2)
USB_Config_Descriptor_Audio2_t cfgDesc_Audio2=
{
.Config =
{
.bLength = sizeof(USB_Descriptor_Configuration_Header_t),
.bDescriptorType = USB_DESCTYPE_CONFIGURATION,
.wTotalLength = sizeof(USB_Config_Descriptor_Audio2_t),
.bNumInterfaces = INTERFACE_COUNT,
.bConfigurationValue = 0x01,
.iConfiguration = 0x00,
#ifdef SELF_POWERED
.bmAttributes = 192,
#else
.bmAttributes = 128,
#endif
.bMaxPower = BMAX_POWER,
},
.Audio_InterfaceAssociation =
{
.bLength = sizeof(USB_Descriptor_Interface_Association_t),
.bDescriptorType = USB_DESCTYPE_INTERFACE_ASSOCIATION,
.bFirstInterface = 0x00,
.bInterfaceCount = AUDIO_INTERFACE_COUNT,
.bFunctionClass = AUDIO_FUNCTION,
.bFunctionSubClass = FUNCTION_SUBCLASS_UNDEFINED,
.bFunctionProtocol = UAC_FUNC_PROTOCOL_AF_VERSION_02_00,
.iFunction = 0x00,
},
/* Standard Audio Control Interface Descriptor (Note: Must be first with lowest interface number)r */
.Audio_StdControlInterface =
{
.bLength = sizeof(USB_Descriptor_Interface_t),
.bDescriptorType = USB_DESCTYPE_INTERFACE,
.bInterfaceNumber = INTERFACE_NUMBER_AUDIO_CONTROL,
.bAlternateSetting = 0x00, /* Must be 0 */
#if defined(SPDIF_RX) || defined(ADAT_RX)
.bNumEndpoints = 0x01, /* 0 or 1 if optional interrupt endpoint is present */
#else
.bNumEndpoints = 0x00,
#endif
.bInterfaceClass = USB_CLASS_AUDIO,
.bInterfaceSubClass = UAC_INT_SUBCLASS_AUDIOCONTROL,
.bInterfaceProtocol = UAC_INT_PROTOCOL_IP_VERSION_02_00,
.iInterface = offsetof(StringDescTable_t, productStr_Audio2)/sizeof(char *),
},
.Audio_CS_Control_Int =
{
/* Class Specific Audio Control Interface Header Descriptor: */
.Audio_ClassControlInterface =
{
.bLength = sizeof(UAC_Descriptor_Interface_AC_t),
.bDescriptorType = UAC_CS_DESCTYPE_INTERFACE,
.bDescriptorSubtype = UAC_CS_AC_INTERFACE_SUBTYPE_HEADER,
.bcdADC = 0x0200,
.bCatagory = UAC_FUNCTION_IO_BOX, /*(Primary use of audio function) */
.wTotalLength = sizeof(USB_CfgDesc_Audio2_CS_Control_Int),
.bmControls = 0x00, /* 0:1 Latency Control, 2:7 must be 0 */
},
/* Clock Source Descriptor (4.7.2.1) */
.Audio_ClockSource =
{
.bLength = sizeof(USB_Descriptor_Audio_ClockSource_t),
.bDescriptorType = UAC_CS_DESCTYPE_INTERFACE,
.bDescriptorSubType = UAC_CS_AC_INTERFACE_SUBTYPE_CLOCK_SOURCE,
.bClockID = ID_CLKSRC_INT,
.bmAttributes = 0x03, /* D[1:0] :
00: External Clock
01: Internal Fixed Clock
10: Internal Variable Clock
11: Internal Progamable Clock
D[2] : Clock synced to SOF
D[7:3] : Reserved (0) */
.bmControls = 0x07, /*
D[1:0] : Clock Freq Control
D[3:2] : Clock Validity Control
D[7:4] : Reserved (0) */
.bAssocTerminal = 0x00,
.iClockSource = offsetof(StringDescTable_t, internalClockSourceStr)/sizeof(char *),
},
#ifdef SPDIF_RX
/* Clock Source Descriptor (4.7.2.1) */
.Audio_ClockSource_SPDIF =
{
.bLength = sizeof(USB_Descriptor_Audio_ClockSource_t),
.bDescriptorType = UAC_CS_DESCTYPE_INTERFACE,
.bDescriptorSubType = UAC_CS_AC_INTERFACE_SUBTYPE_CLOCK_SOURCE,
.bClockID = ID_CLKSRC_SPDIF,
.bmAttributes = 0x00, /* D[1:0] :
00: External Clock
01: Internal Fixed Clock
10: Internal Variable Clock
11: Internal Progamable Clock
D[2] : Clock synced to SOF
D[7:3] : Reserved (0) */
.bmControls = 0x07, /*
D[1:0] : Clock Freq Control
D[3:2] : Clock Validity Control
D[7:4] : Reserved (0) */
.bAssocTerminal = 0x00,
.iClockSource = offsetof(StringDescTable_t, spdifClockSourceStr)/sizeof(char *),
},
#endif
#ifdef ADAT_RX
/* Clock Source Descriptor (4.7.2.1) */
.Audio_ClockSource_ADAT =
{
.bLength = sizeof(USB_Descriptor_Audio_ClockSource_t),
.bDescriptorType = UAC_CS_DESCTYPE_INTERFACE,
.bDescriptorSubType = UAC_CS_AC_INTERFACE_SUBTYPE_CLOCK_SOURCE,
.bClockID = ID_CLKSRC_ADAT,
.bmAttributes = 0x00, /* D[1:0] :
00: External Clock
01: Internal Fixed Clock
10: Internal Variable Clock
11: Internal Progamable Clock
D[2] : Clock synced to SOF
D[7:3] : Reserved (0) */
.bmControls = 0x07, /*
D[1:0] : Clock Freq Control
D[3:2] : Clock Validity Control
D[7:4] : Reserved (0) */
.bAssocTerminal = 0x00,
.iClockSource = offsetof(StringDescTable_t, adatClockSourceStr)/sizeof(char *),
},
#endif
/* Clock Selector Descriptor (4.7.2.2) */
.Audio_ClockSelector =
{
.bLength = sizeof(USB_Descriptor_Audio_ClockSelector_t),
.bDescriptorType = UAC_CS_DESCTYPE_INTERFACE,
.bDescriptorSubType = UAC_CS_AC_INTERFACE_SUBTYPE_CLOCK_SELECTOR,
.bClockID = ID_CLKSEL,
.bNrPins = NUM_CLOCKS,
.baCSourceId[0] = ID_CLKSRC_INT, /* baCSourceID */
#ifdef SPDIF_RX
ID_CLKSRC_SPDIF, /* baCSourceID */
#endif
#ifdef ADAT_RX
ID_CLKSRC_ADAT, /* baCSourceID */
#endif
.bmControl = 0x03,
.iClockSelector = offsetof(StringDescTable_t, clockSelectorStr)/sizeof(char *),
},
#if (NUM_USB_CHAN_OUT > 0)
/* Input Terminal Descriptor (USB Input Terminal) */
.Audio_Out_InputTerminal =
{
.bLength = sizeof(USB_Descriptor_Audio_InputTerminal_t),
.bDescriptorType = UAC_CS_DESCTYPE_INTERFACE,
.bDescriptorSubtype = UAC_CS_AC_INTERFACE_SUBTYPE_INPUT_TERMINAL,
.bTerminalID = ID_IT_USB,
.wTerminalType = USB_TERMTYPE_USB_STREAMING,
.bAssocTerminal = 0x00,
.bCSourceID = ID_CLKSEL,
.bNrChannels = NUM_USB_CHAN_OUT,
.bmChannelConfig = 0x00000000, /* TODO. Set me! */
.iChannelNames = offsetof(StringDescTable_t, outputChanStr_1)/sizeof(char *),
.bmControls = 0x0000,
.iTerminal = offsetof(StringDescTable_t, usbInputTermStr_Audio2)/sizeof(char *)
},
#if defined (MIXER) && (MAX_MIX_COUNT > 0)
.Audio_Out_ExtensionUnit =
{
.bLength = sizeof(USB_Descriptor_Audio_ExtensionUnit_t),
.bDescriptorType = UAC_CS_DESCTYPE_INTERFACE,
.bDescriptorSubtype = UAC_CS_AC_INTERFACE_SUBTYPE_EXTENSION_UNIT,
.bUnitID = ID_XU_OUT,
.wExtensionCode = 0x00,
.bNrInPins = 1,
.baSourceID[0] = ID_IT_USB,
.bNrChannels = NUM_USB_CHAN_OUT,
.bmChannelConfig = 0x00000000,
.bmControls = 0x03,
.iExtension = 0
},
#endif
#if(OUTPUT_VOLUME_CONTROL == 1)
/* Feature Unit Descriptor */
.Audio_Out_FeatureUnit =
{
.bLength = sizeof(USB_Descriptor_Audio_FeatureUnit_Out_t), /* 0 bLength: 6+(ch + 1)*4 */
0x24, /* 1 bDescriptorType: CS_INTERFACE */
0x06, /* 2 bDescriptorSubType: FEATURE_UNIT */
FU_USBOUT, /* 3 bUnitID */
#if defined (MIXER) && (MAX_MIX_COUNT > 0)
ID_XU_OUT, /* 4 bSourceID */
#else
ID_IT_USB, /* 4 bSourceID */
#endif
{
#if (NUM_USB_CHAN_OUT > 0)
0x0000000F, /* bmaControls(0) : Mute and Volume host read and writable */
0x0000000F, /* bmaControls(1) */
#endif
#if (NUM_USB_CHAN_OUT > 1)
0x0000000F, /* bmaControls(2) */
#endif
#if (NUM_USB_CHAN_OUT > 2)
0x0000000F, /* bmaControls(3) */
#endif
#if (NUM_USB_CHAN_OUT > 3)
0x0000000F, /* bmaControls(4) */
#endif
#if (NUM_USB_CHAN_OUT > 4)
0x0000000F, /* bmaControls(5) */
#endif
#if (NUM_USB_CHAN_OUT > 5)
0x0000000F, /* bmaControls(6) */
#endif
#if (NUM_USB_CHAN_OUT > 6)
0x0000000F, /* bmaControls(7) */
#endif
#if (NUM_USB_CHAN_OUT > 7)
0x0000000F, /* bmaControls(8) */
#endif
#if (NUM_USB_CHAN_OUT > 8)
0x0000000F, /* bmaControls(9) */
#endif
#if (NUM_USB_CHAN_OUT > 9)
0x0000000F, /* bmaControls(10) */
#endif
#if (NUM_USB_CHAN_OUT > 10)
0x0000000F, /* bmaControls(11) */
#endif
#if (NUM_USB_CHAN_OUT > 11)
0x0000000F, /* bmaControls(12) */
#endif
#if (NUM_USB_CHAN_OUT > 12)
0x0000000F, /* bmaControls(13) */
#endif
#if (NUM_USB_CHAN_OUT > 13)
0x0000000F, /* bmaControls(14) */
#endif
#if (NUM_USB_CHAN_OUT > 14)
0x0000000F, /* bmaControls(15) */
#endif
#if (NUM_USB_CHAN_OUT > 15)
0x0000000F, /* bmaControls(16) */
#endif
#if (NUM_USB_CHAN_OUT > 16)
0x0000000F, /* bmaControls(17) */
#endif
#if (NUM_USB_CHAN_OUT > 17)
0x0000000F, /* bmaControls(18) */
#endif
#if (NUM_USB_CHAN_OUT > 18)
0x0000000F, /* bmaControls(19) */
#endif
#if (NUM_USB_CHAN_OUT > 19)
0x0000000F, /* bmaControls(20) */
#endif
#if (NUM_USB_CHAN_OUT > 20)
0x0000000F, /* bmaControls(21) */
#endif
#if (NUM_USB_CHAN_OUT > 21)
0x0000000F, /* bmaControls(22) */
#endif
#if (NUM_USB_CHAN_OUT > 22)
0x0000000F, /* bmaControls(23) */
#endif
#if (NUM_USB_CHAN_OUT > 23)
0x0000000F, /* bmaControls(24) */
#endif
#if (NUM_USB_CHAN_OUT > 24)
0x0000000F, /* bmaControls(25) */
#endif
#if (NUM_USB_CHAN_OUT > 25)
0x0000000F, /* bmaControls(26) */
#endif
#if (NUM_USB_CHAN_OUT > 26)
0x0000000F, /* bmaControls(27) */
#endif
#if (NUM_USB_CHAN_OUT > 27)
0x0000000F, /* bmaControls(28) */
#endif
#if (NUM_USB_CHAN_OUT > 28)
0x0000000F, /* bmaControls(29) */
#endif
#if (NUM_USB_CHAN_OUT > 29)
0x0000000F, /* bmaControls(30) */
#endif
#if (NUM_USB_CHAN_OUT > 30)
0x0000000F, /* bmaControls(31) */
#endif
#if (NUM_USB_CHAN_OUT > 31)
0x0000000F, /* bmaControls(32) */
#endif
#if (NUM_USB_CHAN_OUT > 32)
#error NUM_USB_CHAN_OUT > 32
#endif
},
0, /* 60 iFeature */
},
#endif
/* Output Terminal Descriptor (Audio) */
.Audio_Out_OutputTerminal =
{
0x0C, /* 0 bLength */
UAC_CS_DESCTYPE_INTERFACE, /* 1 bDescriptorType: 0x24 */
UAC_CS_AC_INTERFACE_SUBTYPE_OUTPUT_TERMINAL, /* 2 bDescriptorSubType: OUTPUT_TERMINAL */
ID_OT_AUD, /* 3 bTerminalID */
.wTerminalType = UAC_TT_OUTPUT_TERMTYPE_SPEAKER,
0x00, /* 6 bAssocTerminal */
#if (OUTPUT_VOLUME_CONTROL == 1)
FU_USBOUT, /* 7 bSourceID Connect to analog input feature unit*/
#else
ID_IT_USB, /* 7 bSourceID Connect to analog input feature unit*/
#endif
ID_CLKSEL, /* 8 bCSourceUD */
0x0000, /* 9 bmControls */
0, /* 11 iTerminal */
},
#endif
#if (NUM_USB_CHAN_IN > 0)
/* Input Terminal Descriptor (Analogue Input Terminal) */
.Audio_In_InputTerminal =
{
.bLength = sizeof(USB_Descriptor_Audio_InputTerminal_t),
.bDescriptorType = UAC_CS_DESCTYPE_INTERFACE,
.bDescriptorSubtype = UAC_CS_AC_INTERFACE_SUBTYPE_INPUT_TERMINAL,
.bTerminalID = ID_IT_AUD,
.wTerminalType = UAC_TT_INPUT_TERMTYPE_MICROPHONE,
.bAssocTerminal = 0x00,
.bCSourceID = ID_CLKSEL,
.bNrChannels = NUM_USB_CHAN_IN,
.bmChannelConfig = 0x00000000,
.iChannelNames = offsetof(StringDescTable_t, inputChanStr_1)/sizeof(char *),
.bmControls = 0x0000,
.iTerminal = 0,
},
#if defined (MIXER) && (MAX_MIX_COUNT > 0)
.Audio_In_ExtensionUnit =
{
.bLength = sizeof(USB_Descriptor_Audio_ExtensionUnit_t),
.bDescriptorType = UAC_CS_DESCTYPE_INTERFACE,
.bDescriptorSubtype = UAC_CS_AC_INTERFACE_SUBTYPE_EXTENSION_UNIT,
.bUnitID = ID_XU_IN,
.wExtensionCode = 0x00,
.bNrInPins = 1,
.baSourceID[0] = ID_IT_AUD,
.bNrChannels = NUM_USB_CHAN_IN,
.bmChannelConfig = 0x00000000,
.bmControls = 0x03,
.iExtension = 0
},
#endif
#if (INPUT_VOLUME_CONTROL == 1)
.Audio_In_FeatureUnit =
{
.bLength = sizeof(USB_Descriptor_Audio_FeatureUnit_In_t),
UAC_CS_DESCTYPE_INTERFACE, /* 1 bDescriptorType: CS_INTERFACE */
UAC_CS_AC_INTERFACE_SUBTYPE_FEATURE_UNIT, /* 2 bDescriptorSubType: FEATURE_UNIT */
FU_USBIN, /* 3 bUnitID */
#if defined(MIXER) && (MAX_MIX_COUNT > 0)
ID_XU_IN, /* 4 bSourceID */
#else
ID_IT_AUD, /* 4 bSourceID */
#endif
{
#if (NUM_USB_CHAN_IN > 0)
0x0000000F, /* bmaControls(0) : Mute and Volume host read and writable */
0x0000000F, /* bmaControls(1) */
#endif
#if (NUM_USB_CHAN_IN > 1)
0x0000000F, /* bmaControls(2) */
#endif
#if (NUM_USB_CHAN_IN > 2)
0x0000000F, /* bmaControls(3) */
#endif
#if (NUM_USB_CHAN_IN > 3)
0x0000000F, /* bmaControls(4) */
#endif
#if (NUM_USB_CHAN_IN > 4)
0x0000000F, /* bmaControls(5) */
#endif
#if (NUM_USB_CHAN_IN > 5)
0x0000000F, /* bmaControls(6) */
#endif
#if (NUM_USB_CHAN_IN > 6)
0x0000000F, /* bmaControls(7) */
#endif
#if (NUM_USB_CHAN_IN > 7)
0x0000000F, /* bmaControls(8) */
#endif
#if (NUM_USB_CHAN_IN > 8)
0x0000000F, /* bmaControls(9) */
#endif
#if (NUM_USB_CHAN_IN > 9)
0x0000000F, /* bmaControls(10) */
#endif
#if (NUM_USB_CHAN_IN > 10)
0x0000000F, /* bmaControls(11) */
#endif
#if (NUM_USB_CHAN_IN > 11)
0x0000000F, /* bmaControls(12) */
#endif
#if (NUM_USB_CHAN_IN > 12)
0x0000000F, /* bmaControls(13) */
#endif
#if (NUM_USB_CHAN_IN > 13)
0x0000000F, /* bmaControls(14) */
#endif
#if (NUM_USB_CHAN_IN > 14)
0x0000000F, /* bmaControls(15) */
#endif
#if (NUM_USB_CHAN_IN > 15)
0x0000000F, /* bmaControls(16) */
#endif
#if (NUM_USB_CHAN_IN > 16)
0x0000000F, /* bmaControls(17) */
#endif
#if (NUM_USB_CHAN_IN > 17)
0x0000000F, /* bmaControls(18) */
#endif
#if (NUM_USB_CHAN_IN > 18)
0x0000000F, /* bmaControls(19) */
#endif
#if (NUM_USB_CHAN_IN > 19)
0x0000000F, /* bmaControls(20) */
#endif
#if (NUM_USB_CHAN_IN > 20)
0x0000000F, /* bmaControls(21) */
#endif
#if (NUM_USB_CHAN_IN > 21)
0x0000000F, /* bmaControls(22) */
#endif
#if (NUM_USB_CHAN_IN > 22)
0x0000000F, /* bmaControls(23) */
#endif
#if (NUM_USB_CHAN_IN > 23)
0x0000000F, /* bmaControls(24) */
#endif
#if (NUM_USB_CHAN_IN > 24)
0x0000000F, /* bmaControls(25) */
#endif
#if (NUM_USB_CHAN_IN > 25)
0x0000000F, /* bmaControls(26) */
#endif
#if (NUM_USB_CHAN_IN > 26)
0x0000000F, /* bmaControls(27) */
#endif
#if (NUM_USB_CHAN_IN > 27)
0x0000000F, /* bmaControls(28) */
#endif
#if (NUM_USB_CHAN_IN > 28)
0x0000000F, /* bmaControls(29) */
#endif
#if (NUM_USB_CHAN_IN > 29)
0x0000000F, /* bmaControls(30) */
#endif
#if (NUM_USB_CHAN_IN > 30)
0x0000000F, /* bmaControls(31) */
#endif
#if (NUM_USB_CHAN_IN > 31)
0x0000000F, /* bmaControls(32) */
#endif
#if (NUM_USB_CHAN_IN > 32)
#error NUM_USB_CHAN_IN > 32
#endif
},
0, /* 60 iFeature */
},
#endif
.Audio_In_OutputTerminal =
{
/* Output Terminal Descriptor (USB Streaming) */
.bLength = 0x0C,
.bDescriptorType = UAC_CS_DESCTYPE_INTERFACE,
.bDescriptorSubtype = UAC_CS_AC_INTERFACE_SUBTYPE_OUTPUT_TERMINAL,
.bTerminalID = ID_OT_USB,
.wTerminalType = USB_TERMTYPE_USB_STREAMING,
.bAssocTerminal = 0x00,
#if (INPUT_VOLUME_CONTROL == 1)
.bSourceID = FU_USBIN, /* 7 bSourceID Connect to analog input feature unit*/
#else
.bSourceID = ID_IT_USB,/* 7 bSourceID Connect to analog input term */
#endif
.bCSourceID = ID_CLKSEL,
.bmControls = 0x0000,
.iTerminal = offsetof(StringDescTable_t, usbOutputTermStr_Audio2)/sizeof(char *)
},
#endif
#if defined(MIXER) && (MAX_MIX_COUNT > 0)
/* Extension Unit Descriptor (4.7.2.12) */
.Audio_Mix_ExtensionUnit =
{
.bLength = sizeof(USB_Descriptor_Audio_ExtensionUnit2_t),
.bDescriptorType = UAC_CS_DESCTYPE_INTERFACE,
.bDescriptorSubtype = UAC_CS_AC_INTERFACE_SUBTYPE_EXTENSION_UNIT,
.bUnitID = ID_XU_MIXSEL,
.wExtensionCode = 0x00,
.bNrInPins = 2,
.baSourceID[0] = ID_IT_USB,
.baSourceID[1] = ID_IT_AUD,
.bNrChannels = MIX_INPUTS,
.bmChannelConfig = 0x00000000,
.bmControls = 0x03,
.iExtension = 0
},
/* Mixer Unit Descriptors */
/* N = 144 (18 * 8) */
/* Mixer Unit Bitmap - 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff */
{
MIXER_LENGTH, /* 0 bLength : 13 + num inputs + bit map (inputs * outputs) */
UAC_CS_DESCTYPE_INTERFACE, /* bDescriptorType */
0x04, /* bDescriptorSubtype: MIXER_UNIT */
ID_MIXER_1, /* Mixer unit id */
0x01, /* Number of input pins */
ID_XU_MIXSEL, /* Connected terminal or unit id for input pin */
MAX_MIX_COUNT, /* Number of mixer output channels */
0x00, 0x00, 0x00, 0x00, /* Spacial location ???? */
offsetof(StringDescTable_t, mixOutStr_1)/sizeof(char *), /* iChannelNames */
#if MIX_BMCONTROLS_LEN > 0 /* Mixer programmable control bitmap */
0xff,
#endif
#if MIX_BMCONTROLS_LEN > 1
0xff,
#endif
#if MIX_BMCONTROLS_LEN > 2
0xff,
#endif
#if MIX_BMCONTROLS_LEN > 3
0xff,
#endif
#if MIX_BMCONTROLS_LEN > 4
0xff,
#endif
#if MIX_BMCONTROLS_LEN > 5
0xff,
#endif
#if MIX_BMCONTROLS_LEN > 6
0xff,
#endif
#if MIX_BMCONTROLS_LEN > 7
0xff,
#endif
#if MIX_BMCONTROLS_LEN > 8
0xff,
#endif
#if MIX_BMCONTROLS_LEN > 9
0xff,
#endif
#if MIX_BMCONTROLS_LEN > 10
0xff,
#endif
#if MIX_BMCONTROLS_LEN > 11
0xff,
#endif
#if MIX_BMCONTROLS_LEN > 12
0xff,
#endif
#if MIX_BMCONTROLS_LEN > 13
0xff,
#endif
#if MIX_BMCONTROLS_LEN > 14
0xff,
#endif
#if MIX_BMCONTROLS_LEN > 15
0xff,
#endif
#if MIX_BMCONTROLS_LEN > 16
0xff,
#endif
#if MIX_BMCONTROLS_LEN > 17
0xff,
#endif
#if MIX_BMCONTROLS_LEN > 18
#error unxpected BMCONTROLS_LEN
#endif
0x00, /* bmControls */
0 /* Mixer unit string descriptor index */
},
#endif
#if defined(SPDIF_RX) || defined(ADAT_RX)
/* Standard AS Interrupt Endpoint Descriptor (4.8.2.1): */
.Audio_Int_Endpoint =
{
.bLength = sizeof(USB_Descriptor_Endpoint_t),
.bDescriptorType = USB_DESCTYPE_ENDPOINT,
.bEndpointAddress = ENDPOINT_ADDRESS_IN_INTERRUPT, /* (D7: 0:out, 1:in) */
.bmAttributes = 0x03, /* (bitmap) */
.wMaxPacketSize = 6,
.bInterval = 8,
},
#endif
}, /* End of .Audio_CS_Control_Int */
#if (NUM_USB_CHAN_OUT > 0)
/* Zero bandwith alternative 0 */
/* Standard AS Interface Descriptor (4.9.1) */
.Audio_Out_StreamInterface_Alt0 =
{
0x09, /* 0 bLength: (in bytes, 9) */
USB_DESCTYPE_INTERFACE, /* 1 bDescriptorType: INTERFACE */
INTERFACE_NUMBER_AUDIO_OUTPUT, /* 2 bInterfaceNumber: Number of interface */
0, /* 3 bAlternateSetting */
0, /* 4 bNumEndpoints */
USB_CLASS_AUDIO, /* 5 bInterfaceClass: AUDIO */
UAC_INT_SUBCLASS_AUDIOSTREAMING, /* 6 bInterfaceSubClass: AUDIO_STREAMING */
UAC_INT_PROTOCOL_IP_VERSION_02_00,/* 7 bInterfaceProtocol: IP_VERSION_02_00 */
4, /* 8 iInterface: (Sting index) */
},
/* Alternative 1 */
/* Standard AS Interface Descriptor (4.9.1) (Alt) */
.Audio_Out_StreamInterface_Alt1 =
{
0x09, /* 0 bLength: (in bytes, 9) */
USB_DESCTYPE_INTERFACE, /* 1 bDescriptorType: INTERFACE */
INTERFACE_NUMBER_AUDIO_OUTPUT, /* 2 bInterfaceNumber: Number of interface */
1, /* 3 bAlternateSetting */
#if (NUM_USB_CHAN_IN == 0) || defined(UAC_FORCE_FEEDBACK_EP)
2, /* 4 bNumEndpoints */
#else
1, /* 4 bNumEndpoints */
#endif
USB_CLASS_AUDIO, /* 5 bInterfaceClass: AUDIO */
UAC_INT_SUBCLASS_AUDIOSTREAMING, /* 6 bInterfaceSubClass: AUDIO_STREAMING */
UAC_INT_PROTOCOL_IP_VERSION_02_00,/* 7 bInterfaceProtocol: IP_VERSION_02_00 */
4, /* 8 iInterface: (Sting index) */
},
/* STREAMING_OUTPUT_ALT1_OFFSET: */
/* Class Specific AS Interface Descriptor */
.Audio_Out_ClassStreamInterface =
{
0x10, /* 0 bLength: 16 */
UAC_CS_DESCTYPE_INTERFACE, /* 1 bDescriptorType: 0x24 */
UAC_CS_AS_INTERFACE_SUBTYPE_AS_GENERAL, /* 2 bDescriptorSubType */
ID_IT_USB, /* 3 bTerminalLink (Linked to USB input terminal) */
0x00, /* 4 bmControls */
UAC_FORMAT_TYPE_I, /* 5 bFormatType */
STREAM_FORMAT_OUTPUT_1_DATAFORMAT,/* 6:10 bmFormats (note this is a bitmap) */
NUM_USB_CHAN_OUT, /* 11 bNrChannels */
0x00000000, /* 12:14: bmChannelConfig */
.iChannelNames = offsetof(StringDescTable_t, outputChanStr_1)/sizeof(char *),
},
/* Type 1 Format Type Descriptor */
.Audio_Out_Format =
{
.bLength = 0x06,
.bDescriptorType = UAC_CS_DESCTYPE_INTERFACE,
.bDescriptorSubtype = UAC_CS_AS_INTERFACE_SUBTYPE_FORMAT_TYPE,
.bFormatType = UAC_FORMAT_TYPE_I,
.bSubslotSize = HS_STREAM_FORMAT_OUTPUT_1_SUBSLOT_BYTES,
.bBitResolution = HS_STREAM_FORMAT_OUTPUT_1_RESOLUTION_BITS,
},
/* Standard AS Isochronous Audio Data Endpoint Descriptor (4.10.1.1) */
.Audio_Out_Endpoint =
{
.bLength = sizeof(USB_Descriptor_Endpoint_t),
.bDescriptorType = USB_DESCTYPE_ENDPOINT,
.bEndpointAddress = ENDPOINT_ADDRESS_OUT_AUDIO,
.bmAttributes = 0x05, /* (bitmap) */
.wMaxPacketSize = HS_STREAM_FORMAT_OUTPUT_1_MAXPACKETSIZE,
.bInterval = 1,
},
/* Class-Specific AS Isochronous Audio Data Endpoint Descriptor (4.10.1.2) */
.Audio_Out_ClassEndpoint =
{
0x08, /* 0 bLength */
UAC_CS_DESCTYPE_ENDPOINT, /* 1 bDescriptorType */
0x01, /* 2 bDescriptorSubtype */
0x00, /* 3 bmAttributes */
0x00, /* 4 bmControls (Bitmap: Pitch control, over/underun etc) */
0x02, /* 5 bLockDelayUnits: Decoded PCM samples */
0x0008, /* 6:7 bLockDelay */
},
#if (NUM_USB_CHAN_IN == 0) || defined(UAC_FORCE_FEEDBACK_EP)
.Audio_Out_Fb_Endpoint =
{
.bLength = 0x07,
.bDescriptorType = USB_DESCTYPE_ENDPOINT,
.bEndpointAddress = ENDPOINT_ADDRESS_IN_FEEDBACK,
.bmAttributes = 17, /* (bitmap) */
.wMaxPacketSize = 0x0004,
.bInterval = 4, /* Only values <= 1 frame (4) supported by MS */
},
#endif
#if (OUTPUT_FORMAT_COUNT > 1)
/* Standard AS Interface Descriptor (4.9.1) (Alt) */
.Audio_Out_StreamInterface_Alt2 =
{
0x09, /* 0 bLength: (in bytes, 9) */
USB_DESCTYPE_INTERFACE, /* 1 bDescriptorType: INTERFACE */
INTERFACE_NUMBER_AUDIO_OUTPUT, /* 2 bInterfaceNumber: Number of interface */
2, /* 3 bAlternateSetting */
#if (NUM_USB_CHAN_IN == 0) || defined(UAC_FORCE_FEEDBACK_EP)
2, /* 4 bNumEndpoints */
#else
1, /* 4 bNumEndpoints */
#endif
USB_CLASS_AUDIO, /* 5 bInterfaceClass: AUDIO */
UAC_INT_SUBCLASS_AUDIOSTREAMING, /* 6 bInterfaceSubClass: AUDIO_STREAMING */
UAC_INT_PROTOCOL_IP_VERSION_02_00,/* 7 bInterfaceProtocol: IP_VERSION_02_00 */
4, /* 8 iInterface: (Sting index) */
},
/* Class Specific AS Interface Descriptor */
.Audio_Out_ClassStreamInterface_2 =
{
0x10, /* 0 bLength: 16 */
UAC_CS_DESCTYPE_INTERFACE, /* 1 bDescriptorType: 0x24 */
UAC_CS_AS_INTERFACE_SUBTYPE_AS_GENERAL, /* 2 bDescriptorSubType */
ID_IT_USB, /* 3 bTerminalLink (Linked to USB input terminal) */
0x00, /* 4 bmControls */
UAC_FORMAT_TYPE_I, /* 5 bFormatType */
STREAM_FORMAT_OUTPUT_2_DATAFORMAT,/* 6:10 bmFormats (note this is a bitmap) */
NUM_USB_CHAN_OUT, /* 11 bNrChannels */
0x00000000, /* 12:14: bmChannelConfig */
.iChannelNames = (offsetof(StringDescTable_t, outputChanStr_1)/sizeof(char *)),
},
/* Type 1 Format Type Descriptor */
.Audio_Out_Format_2 =
{
0x06, /* 0 bLength (in bytes): 6 */
UAC_CS_DESCTYPE_INTERFACE, /* 1 bDescriptorType: 0x24 */
UAC_CS_AS_INTERFACE_SUBTYPE_FORMAT_TYPE,/* 2 bDescriptorSubtype: FORMAT_TYPE */
UAC_FORMAT_TYPE_I, /* 3 bFormatType: FORMAT_TYPE_1 */
.bSubslotSize = HS_STREAM_FORMAT_OUTPUT_2_SUBSLOT_BYTES,
.bBitResolution = HS_STREAM_FORMAT_OUTPUT_2_RESOLUTION_BITS,
},
/* Standard AS Isochronous Audio Data Endpoint Descriptor (4.10.1.1) */
.Audio_Out_Endpoint_2 =
{
.bLength = sizeof(USB_Descriptor_Endpoint_t),
.bDescriptorType = USB_DESCTYPE_ENDPOINT,
.bEndpointAddress = ENDPOINT_ADDRESS_OUT_AUDIO,
.bmAttributes = 0x05,
.wMaxPacketSize = HS_STREAM_FORMAT_OUTPUT_2_MAXPACKETSIZE,
.bInterval = 1,
},
/* Class-Specific AS Isochronous Audio Data Endpoint Descriptor (4.10.1.2) */
.Audio_Out_ClassEndpoint_2 =
{
0x08, /* 0 bLength */
UAC_CS_DESCTYPE_ENDPOINT, /* 1 bDescriptorType */
0x01, /* 2 bDescriptorSubtype */
0x00, /* 3 bmAttributes */
0x00, /* 4 bmControls (Bitmap: Pitch control, over/underun etc) */
0x02, /* 5 bLockDelayUnits: Decoded PCM samples */
0x0008, /* 6:7 bLockDelay */
},
#if (NUM_USB_CHAN_IN == 0) || defined(UAC_FORCE_FEEDBACK_EP)
.Audio_Out_Fb_Endpoint_2 =
{
0x07, /* 0 bLength: 7 */
USB_DESCTYPE_ENDPOINT, /* 1 bDescriptorType: ENDPOINT */
ENDPOINT_ADDRESS_IN_FEEDBACK, /* 2 bEndpointAddress (D7: 0:out, 1:in) */
17, /* 3 bmAttributes (bitmap) */
0x0004, /* 4 wMaxPacketSize */
4, /* 6 bInterval. Only values <= 1 frame (4) supported by MS */
},
#endif
#endif
#if (OUTPUT_FORMAT_COUNT > 2)
/* Standard AS Interface Descriptor (4.9.1) (Alt) */
.Audio_Out_StreamInterface_Alt3 =
{
0x09, /* 0 bLength: (in bytes, 9) */
USB_DESCTYPE_INTERFACE, /* 1 bDescriptorType: INTERFACE */
INTERFACE_NUMBER_AUDIO_OUTPUT, /* 2 bInterfaceNumber: Number of interface */
3, /* 3 bAlternateSetting */
#if (NUM_USB_CHAN_IN == 0) || defined(UAC_FORCE_FEEDBACK_EP)
2, /* 4 bNumEndpoints */
#else
1, /* 4 bNumEndpoints */
#endif
USB_CLASS_AUDIO, /* 5 bInterfaceClass: AUDIO */
UAC_INT_SUBCLASS_AUDIOSTREAMING, /* 6 bInterfaceSubClass: AUDIO_STREAMING */
UAC_INT_PROTOCOL_IP_VERSION_02_00,/* 7 bInterfaceProtocol: IP_VERSION_02_00 */
4, /* 8 iInterface: (Sting index) */
},
/* Class Specific AS Interface Descriptor */
.Audio_Out_ClassStreamInterface_3 =
{
0x10, /* 0 bLength: 16 */
UAC_CS_DESCTYPE_INTERFACE, /* 1 bDescriptorType: 0x24 */
UAC_CS_AS_INTERFACE_SUBTYPE_AS_GENERAL, /* 2 bDescriptorSubType */
ID_IT_USB, /* 3 bTerminalLink (Linked to USB input terminal) */
0x00, /* 4 bmControls */
UAC_FORMAT_TYPE_I, /* 5 bFormatType */
STREAM_FORMAT_OUTPUT_3_DATAFORMAT,/* 6:10 bmFormats (note this is a bitmap) */
NUM_USB_CHAN_OUT, /* 11 bNrChannels */
0x00000000, /* 12:14: bmChannelConfig */
.iChannelNames = offsetof(StringDescTable_t, outputChanStr_1)/sizeof(char *),
},
/* Type 1 Format Type Descriptor */
.Audio_Out_Format_3 =
{
.bLength = 0x06,
.bDescriptorType = UAC_CS_DESCTYPE_INTERFACE,
.bDescriptorSubtype = UAC_CS_AS_INTERFACE_SUBTYPE_FORMAT_TYPE,
.bFormatType = UAC_FORMAT_TYPE_I,
.bSubslotSize = HS_STREAM_FORMAT_OUTPUT_3_SUBSLOT_BYTES,
.bBitResolution = HS_STREAM_FORMAT_OUTPUT_3_RESOLUTION_BITS,
},
/* Standard AS Isochronous Audio Data Endpoint Descriptor (4.10.1.1) */
.Audio_Out_Endpoint_3 =
{
.bLength = 0x07,
.bDescriptorType = USB_DESCTYPE_ENDPOINT,
.bEndpointAddress = ENDPOINT_ADDRESS_OUT_AUDIO,
.bmAttributes = 0x05,
.wMaxPacketSize = HS_STREAM_FORMAT_OUTPUT_3_MAXPACKETSIZE,
.bInterval = 1,
},
/* Class-Specific AS Isochronous Audio Data Endpoint Descriptor (4.10.1.2) */
.Audio_Out_ClassEndpoint_3 =
{
.bLength = 0x08,
.bDescriptorType = UAC_CS_DESCTYPE_ENDPOINT,
.bDescriptorSubtype = 0x01,
.bmAttributes = 0x00,
.bmControls = 0x00, /* (Bitmap: Pitch control, over/underun etc) */
.bLockDelayUnits = 0x02, /* Decoded PCM samples */
.wLockDelay = 0x0008,
},
#if (NUM_USB_CHAN_IN == 0) || defined(UAC_FORCE_FEEDBACK_EP)
.Audio_Out_Fb_Endpoint_3 =
{
.bLength = 0x07,
.bDescriptorType = USB_DESCTYPE_ENDPOINT,
.bEndpointAddress = ENDPOINT_ADDRESS_IN_FEEDBACK,
.bmAttributes = 17, /* (bitmap) */
.wMaxPacketSize = 0x0004,
.bInterval = 4, /* Only values <= 1 frame (4) supported by MS */
},
#endif
#endif /* OUTPUT_FORMAT_COUNT > 2 */
#endif /* OUTPUT */
#if (NUM_USB_CHAN_IN > 0)
/* Zero bandwith alternative 0 */
/* Standard AS Interface Descriptor (4.9.1) */
.Audio_In_StreamInterface_Alt0 =
{
.bLength = 0x09,
.bDescriptorType = USB_DESCTYPE_INTERFACE,
.bInterfaceNumber = INTERFACE_NUMBER_AUDIO_INPUT,
.bAlternateSetting = 0,
.bNumEndpoints = 0,
.bInterfaceClass = USB_CLASS_AUDIO,
.bInterfaceSubClass = UAC_INT_SUBCLASS_AUDIOSTREAMING,
.bInterfaceProtocol = 0x20,
.iInterface = 5, /* (String index) */
},
/* Alternative 1 */
/* Standard AS Interface Descriptor (4.9.1) (Alt) */
.Audio_In_StreamInterface_Alt1 =
{
.bLength = 0x09,
.bDescriptorType = USB_DESCTYPE_INTERFACE,
.bInterfaceNumber = INTERFACE_NUMBER_AUDIO_INPUT,
.bAlternateSetting = 1,
.bNumEndpoints = 1,
.bInterfaceClass = USB_CLASS_AUDIO,
.bInterfaceSubClass = UAC_INT_SUBCLASS_AUDIOSTREAMING,
.bInterfaceProtocol = UAC_INT_PROTOCOL_IP_VERSION_02_00,
.iInterface = 5, /* (String index) */
},
/* Class Specific AS Interface Descriptor */
.Audio_In_ClassStreamInterface =
{
.bLength = 0x10,
.bDescriptorType = UAC_CS_DESCTYPE_INTERFACE,
.bDescriptorSubType = UAC_CS_AS_INTERFACE_SUBTYPE_AS_GENERAL,
.bTerminalLink = ID_OT_USB,
.bmControls = 0x00,
.bFormatType = 0x01,
.bmFormats = UAC_FORMAT_TYPEI_PCM,
.bNrChannels = HS_STREAM_FORMAT_INPUT_1_CHAN_COUNT,
.bmChannelConfig = 0x00000000,
.iChannelNames = offsetof(StringDescTable_t, inputChanStr_1)/sizeof(char *),
},
/* Type 1 Format Type Descriptor */
.Audio_In_Format =
{
.bLength = 6,
.bDescriptorType = UAC_CS_DESCTYPE_INTERFACE,
.bDescriptorSubtype = UAC_CS_AS_INTERFACE_SUBTYPE_FORMAT_TYPE,
.bFormatType = UAC_FORMAT_TYPE_I,
.bSubslotSize = HS_STREAM_FORMAT_INPUT_1_SUBSLOT_BYTES, /* Number of bytes per subslot */
.bBitResolution = HS_STREAM_FORMAT_INPUT_1_RESOLUTION_BITS,
},
/* Standard AS Isochronous Audio Data Endpoint Descriptor (4.10.1.1) */
.Audio_In_Endpoint =
{
.bLength = 0x07,
.bDescriptorType = USB_DESCTYPE_ENDPOINT,
.bEndpointAddress = ENDPOINT_ADDRESS_IN_AUDIO,
#if (NUM_USB_CHAN_IN == 0) || defined(UAC_FORCE_FEEDBACK_EP)
.bmAttributes = 0x05, /* Iso, async, data endpoint */
#else
.bmAttributes = 0x25, /* Iso, async, implicit feedback data endpoint */
#endif
.wMaxPacketSize = HS_STREAM_FORMAT_INPUT_1_MAXPACKETSIZE,
.bInterval = 0x01,
},
/* Class-Specific AS Isochronous Audio Data Endpoint Descriptor (4.10.1.2) */
.Audio_In_ClassEndpoint =
{
.bLength = sizeof(USB_Descriptor_Audio_Class_AS_Endpoint_t),
.bDescriptorType = UAC_CS_DESCTYPE_ENDPOINT,
.bDescriptorSubtype = UAC_CS_ENDPOINT_SUBTYPE_EP_GENERAL,
.bmAttributes = 0x00,
.bmControls = 0x00,
.bLockDelayUnits = 0x02,
.wLockDelay = 0x0008,
},
#if (INPUT_FORMAT_COUNT > 1)
/* Alternative 2 */
/* Standard AS Interface Descriptor (4.9.1) (Alt) */
.Audio_In_StreamInterface_Alt2 =
{
.bLength = 0x09,
.bDescriptorType = USB_DESCTYPE_INTERFACE,
.bInterfaceNumber = INTERFACE_NUMBER_AUDIO_INPUT,
.bAlternateSetting = 2,
.bNumEndpoints = 1,
.bInterfaceClass = USB_CLASS_AUDIO,
.bInterfaceSubClass = UAC_INT_SUBCLASS_AUDIOSTREAMING,
.bInterfaceProtocol = UAC_INT_PROTOCOL_IP_VERSION_02_00,
.iInterface = 5, /* (String index) */
},
/* Class Specific AS Interface Descriptor */
.Audio_In_ClassStreamInterface_2 =
{
.bLength = 0x10,
.bDescriptorType = UAC_CS_DESCTYPE_INTERFACE,
.bDescriptorSubType = UAC_CS_AS_INTERFACE_SUBTYPE_AS_GENERAL,
.bTerminalLink = ID_OT_USB,
.bmControls = 0x00,
.bFormatType = 0x01,
.bmFormats = UAC_FORMAT_TYPEI_PCM,
.bNrChannels = HS_STREAM_FORMAT_INPUT_2_CHAN_COUNT,
.bmChannelConfig = 0x00000000,
.iChannelNames = offsetof(StringDescTable_t, inputChanStr_1)/sizeof(char *),
},
/* Type 1 Format Type Descriptor */
.Audio_In_Format_2 =
{
.bLength = 6,
.bDescriptorType = UAC_CS_DESCTYPE_INTERFACE,
.bDescriptorSubtype = UAC_CS_AS_INTERFACE_SUBTYPE_FORMAT_TYPE,
.bFormatType = UAC_FORMAT_TYPE_I,
.bSubslotSize = HS_STREAM_FORMAT_INPUT_1_SUBSLOT_BYTES, /* TODO SUBSLOT_BYTES currently shared */
.bBitResolution = HS_STREAM_FORMAT_INPUT_1_RESOLUTION_BITS, /* TODO RESOLUTION_BITS currently shared */
},
/* Standard AS Isochronous Audio Data Endpoint Descriptor (4.10.1.1) */
.Audio_In_Endpoint_2 =
{
.bLength = 0x07,
.bDescriptorType = USB_DESCTYPE_ENDPOINT,
.bEndpointAddress = ENDPOINT_ADDRESS_IN_AUDIO,
#if (NUM_USB_CHAN_IN == 0) || defined(UAC_FORCE_FEEDBACK_EP)
.bmAttributes = 0x05, /* Iso, async, data endpoint */
#else
.bmAttributes = 0x25, /* Iso, async, implicit feedback data endpoint */
#endif
.wMaxPacketSize = HS_STREAM_FORMAT_INPUT_2_MAXPACKETSIZE,
.bInterval = 0x01,
},
/* Class-Specific AS Isochronous Audio Data Endpoint Descriptor (4.10.1.2) */
.Audio_In_ClassEndpoint_2 =
{
.bLength = sizeof(USB_Descriptor_Audio_Class_AS_Endpoint_t),
.bDescriptorType = UAC_CS_DESCTYPE_ENDPOINT,
.bDescriptorSubtype = UAC_CS_ENDPOINT_SUBTYPE_EP_GENERAL,
.bmAttributes = 0x00,
.bmControls = 0x00,
.bLockDelayUnits = 0x02,
.wLockDelay = 0x0008,
},
#endif
#if (INPUT_FORMAT_COUNT > 2)
/* Alternative 3 */
/* Standard AS Interface Descriptor (4.9.1) (Alt) */
.Audio_In_StreamInterface_Alt3 =
{
.bLength = 0x09,
.bDescriptorType = USB_DESCTYPE_INTERFACE,
.bInterfaceNumber = INTERFACE_NUMBER_AUDIO_INPUT,
.bAlternateSetting = 3,
.bNumEndpoints = 1,
.bInterfaceClass = USB_CLASS_AUDIO,
.bInterfaceSubClass = UAC_INT_SUBCLASS_AUDIOSTREAMING,
.bInterfaceProtocol = UAC_INT_PROTOCOL_IP_VERSION_02_00,
.iInterface = 5, /* (String index) */
},
/* Class Specific AS Interface Descriptor */
.Audio_In_ClassStreamInterface_3 =
{
.bLength = 0x10,
.bDescriptorType = UAC_CS_DESCTYPE_INTERFACE,
.bDescriptorSubType = UAC_CS_AS_INTERFACE_SUBTYPE_AS_GENERAL,
.bTerminalLink = ID_OT_USB,
.bmControls = 0x00,
.bFormatType = 0x01,
.bmFormats = UAC_FORMAT_TYPEI_PCM,
.bNrChannels = HS_STREAM_FORMAT_INPUT_3_CHAN_COUNT,
.bmChannelConfig = 0x00000000,
.iChannelNames = offsetof(StringDescTable_t, inputChanStr_1)/sizeof(char *),
},
/* Type 1 Format Type Descriptor */
.Audio_In_Format_3 =
{
.bLength = 6,
.bDescriptorType = UAC_CS_DESCTYPE_INTERFACE,
.bDescriptorSubtype = UAC_CS_AS_INTERFACE_SUBTYPE_FORMAT_TYPE,
.bFormatType = UAC_FORMAT_TYPE_I,
.bSubslotSize = HS_STREAM_FORMAT_INPUT_1_SUBSLOT_BYTES, /* TODO SUBSLOT_BYTES currently shared */
.bBitResolution = HS_STREAM_FORMAT_INPUT_1_RESOLUTION_BITS, /* TODO RESOLUTION_BITS currently shared */
},
/* Standard AS Isochronous Audio Data Endpoint Descriptor (4.10.1.1) */
.Audio_In_Endpoint_3 =
{
.bLength = 0x07,
.bDescriptorType = USB_DESCTYPE_ENDPOINT,
.bEndpointAddress = ENDPOINT_ADDRESS_IN_AUDIO,
#if (NUM_USB_CHAN_IN == 0) || defined(UAC_FORCE_FEEDBACK_EP)
.bmAttributes = 0x05, /* Iso, async, data endpoint */
#else
.bmAttributes = 0x25, /* Iso, async, implicit feedback data endpoint */
#endif
.wMaxPacketSize = HS_STREAM_FORMAT_INPUT_3_MAXPACKETSIZE,
.bInterval = 0x01,
},
/* Class-Specific AS Isochronous Audio Data Endpoint Descriptor (4.10.1.2) */
.Audio_In_ClassEndpoint_3 =
{
.bLength = sizeof(USB_Descriptor_Audio_Class_AS_Endpoint_t),
.bDescriptorType = UAC_CS_DESCTYPE_ENDPOINT,
.bDescriptorSubtype = UAC_CS_ENDPOINT_SUBTYPE_EP_GENERAL,
.bmAttributes = 0x00,
.bmControls = 0x00,
.bLockDelayUnits = 0x02,
.wLockDelay = 0x0008,
},
#endif
#endif /* #if(NUM_USB_CHAN_IN > 0) */
#ifdef MIDI
/* MIDI Descriptors */
/* Table B-3: MIDI Adapter Standard AC Interface Descriptor */
{0x09, /* 0 bLength : Size of this descriptor, in bytes. (field size 1 bytes) */
0x04, /* 1 bDescriptorType : INTERFACE descriptor. (field size 1 bytes) */
INTERFACE_NUMBER_MIDI_CONTROL, /* 2 bInterfaceNumber : Index of this interface. (field size 1 bytes) */
0x00, /* 3 bAlternateSetting : Index of this setting. (field size 1 bytes) */
0x00, /* 4 bNumEndpoints : 0 endpoints. (field size 1 bytes) */
0x01, /* 5 bInterfaceClass : AUDIO. (field size 1 bytes) */
0x01, /* 6 bInterfaceSubclass : AUDIO_CONTROL. (field size 1 bytes) */
0x00, /* 7 bInterfaceProtocol : Unused. (field size 1 bytes) */
0x00, /* 8 iInterface : Unused. (field size 1 bytes) */
/* Table B-4: MIDI Adapter Class-specific AC Interface Descriptor */
0x09, /* 0 bLength : Size of this descriptor, in bytes. (field size 1 bytes) */
0x24, /* 1 bDescriptorType : 0x24. (field size 1 bytes) */
0x01, /* 2 bDescriptorSubtype : HEADER subtype. (field size 1 bytes) */
0x00, /* 3 bcdADC : Revision of class specification - 1.0 (field size 2 bytes) */
0x01, /* 4 bcdADC */
0x09, /* 5 wTotalLength : Total size of class specific descriptors. (field size 2 bytes) */
0x00, /* 6 wTotalLength */
0x01, /* 7 bInCollection : Number of streaming interfaces. (field size 1 bytes) */
0x01, /* 8 baInterfaceNr(1) : MIDIStreaming interface 1 belongs to this AudioControl interface */
/* Table B-5: MIDI Adapter Standard MS Interface Descriptor */
0x09, /* 0 bLength : Size of this descriptor, in bytes. (field size 1 bytes) */
0x04, /* 1 bDescriptorType : INTERFACE descriptor. (field size 1 bytes) */
INTERFACE_NUMBER_MIDI_STREAM, /* 2 bInterfaceNumber : Index of this interface. (field size 1 bytes) */
0x00, /* 3 bAlternateSetting : Index of this alternate setting. (field size 1 bytes) */
0x02, /* 4 bNumEndpoints : 2 endpoints. (field size 1 bytes) */
0x01, /* 5 bInterfaceClass : AUDIO. (field size 1 bytes) */
0x03, /* 6 bInterfaceSubclass : MIDISTREAMING. (field size 1 bytes) */
0x00, /* 7 bInterfaceProtocol : Unused. (field size 1 bytes) */
0x00, /* 8 iInterface : Unused. (field size 1 bytes) */
/* Table B-6: MIDI Adapter Class-specific MS Interface Descriptor */
0x07, /* 0 bLength : Size of this descriptor, in bytes. (field size 1 bytes) */
0x24, /* 1 bDescriptorType : CS_INTERFACE. (field size 1 bytes) */
0x01, /* 2 bDescriptorSubtype : MS_HEADER subtype. (field size 1 bytes) */
0x00, /* 3 BcdADC : Revision of this class specification. (field size 2 bytes) */
0x01, /* 4 BcdADC */
0x41, /* 5 wTotalLength : Total size of class-specific descriptors. (field size 2 bytes) */
0x00, /* 6 wTotalLength */
/* Table B-7: MIDI Adapter MIDI IN Jack Descriptor (Embedded) */
0x06, /* 0 bLength : Size of this descriptor, in bytes. (field size 1 bytes) */
0x24, /* 1 bDescriptorType : CS_INTERFACE. (field size 1 bytes) */
0x02, /* 2 bDescriptorSubtype : MIDI_IN_JACK subtype. (field size 1 bytes) */
0x01, /* 3 bJackType : EMBEDDED. (field size 1 bytes) */
0x01, /* 4 bJackID : ID of this Jack. (field size 1 bytes) */
0x00, /* 5 iJack : Unused. (field size 1 bytes) */
/* Table B-8: MIDI Adapter MIDI IN Jack Descriptor (External) */
0x06, /* 0 bLength : Size of this descriptor, in bytes. (field size 1 bytes) */
0x24, /* 1 bDescriptorType : CS_INTERFACE. (field size 1 bytes) */
0x02, /* 2 bDescriptorSubtype : MIDI_IN_JACK subtype. (field size 1 bytes) */
0x02, /* 3 bJackType : EXTERNAL. (field size 1 bytes) */
0x02, /* 4 bJackID : ID of this Jack. (field size 1 bytes) */
offsetof(StringDescTable_t, midiInStr)/sizeof(char *), /* 5 iJack : Unused. (field size 1 bytes) */
/* Table B-9: MIDI Adapter MIDI OUT Jack Descriptor (Embedded) */
0x09, /* 0 bLength : Size of this descriptor, in bytes. (field size 1 bytes) */
0x24, /* 1 bDescriptorType : CS_INTERFACE. (field size 1 bytes) */
0x03, /* 2 bDescriptorSubtype : MIDI_OUT_JACK subtype. (field size 1 bytes) */
0x01, /* 3 bJackType : EMBEDDED. (field size 1 bytes) */
0x03, /* 4 bJackID : ID of this Jack. (field size 1 bytes) */
0x01, /* 5 bNrInputPins : Number of Input Pins of this Jack. (field size 1 bytes) */
0x02, /* 6 BaSourceID(1) : ID of the Entity to which this Pin is connected. (field size 1 bytes) */
0x01, /* 7 BaSourcePin(1) : Output Pin number of the Entityt o which this Input Pin is connected. */
0x00, /* 8 iJack : Unused. (field size 1 bytes) */
/* Table B-10: MIDI Adapter MIDI OUT Jack Descriptor (External) */
0x09, /* 0 bLength : Size of this descriptor, in bytes. (field size 1 bytes) */
0x24, /* 1 bDescriptorType : CS_INTERFACE. (field size 1 bytes) */
0x03, /* 2 bDescriptorSubtype : MIDI_OUT_JACK subtype. (field size 1 bytes) */
0x02, /* 3 bJackType : EXTERNAL. (field size 1 bytes) */
0x04, /* 4 bJackID : ID of this Jack. (field size 1 bytes) */
0x01, /* 5 bNrInputPins : Number of Input Pins of this Jack. (field size 1 bytes) */
0x01, /* 6 BaSourceID(1) : ID of the Entity to which this Pin is connected. (field size 1 bytes) */
0x01, /* 7 BaSourcePin(1) : Output Pin number of the Entity to which this Input Pin is connected. */
offsetof(StringDescTable_t, midiOutStr)/sizeof(char *), /* 5 iJack : Unused. (field size 1 bytes) */
/* Table B-11: MIDI Adapter Standard Bulk OUT Endpoint Descriptor */
0x09, /* 0 bLength : Size of this descriptor, in bytes. (field size 1 bytes) */
0x05, /* 1 bDescriptorType : ENDPOINT descriptor. (field size 1 bytes) */
ENDPOINT_ADDRESS_OUT_MIDI, /* 2 bEndpointAddress : OUT Endpoint 3. (field size 1 bytes) */
0x02, /* 3 bmAttributes : Bulk, not shared. (field size 1 bytes) */
0x00, /* 4 wMaxPacketSize : 512 bytes per packet. (field size 2 bytes) - has to be 0x200 for compliance*/
0x02, /* 5 wMaxPacketSize */
0x00, /* 6 bInterval : Ignored for Bulk. Set to zero. (field size 1 bytes) */
0x00, /* 7 bRefresh : Unused. (field size 1 bytes) */
0x00, /* 8 bSynchAddress : Unused. (field size 1 bytes) */
/* Table B-12: MIDI Adapter Class-specific Bulk OUT Endpoint Descriptor */
0x05, /* 0 bLength : Size of this descriptor, in bytes. (field size 1 bytes) */
0x25, /* 1 bDescriptorType : CS_ENDPOINT descriptor (field size 1 bytes) */
0x01, /* 2 bDescriptorSubtype : MS_GENERAL subtype. (field size 1 bytes) */
0x01, /* 3 bNumEmbMIDIJack : Number of embedded MIDI IN Jacks. (field size 1 bytes) */
0x01, /* 4 BaAssocJackID(1) : ID of the Embedded MIDI IN Jack. (field size 1 bytes) */
/* Table B-13: MIDI Adapter Standard Bulk IN Endpoint Descriptor */
0x09, /* 0 bLength : Size of this descriptor, in bytes. (field size 1 bytes) */
0x05, /* 1 bDescriptorType : ENDPOINT descriptor. (field size 1 bytes) */
ENDPOINT_ADDRESS_IN_MIDI, /* 2 bEndpointAddress : IN Endpoint 3. (field size 1 bytes) */
0x02, /* 3 bmAttributes : Bulk, not shared. (field size 1 bytes) */
0x00, /* 4 wMaxPacketSize : 512 bytes per packet. (field size 2 bytes) - has to be 0x200 for compliance*/
0x02, /* 5 wMaxPacketSize */
0x00, /* 6 bInterval : Ignored for Bulk. Set to zero. (field size 1 bytes) */
0x00, /* 7 bRefresh : Unused. (field size 1 bytes) */
0x00, /* 8 bSynchAddress : Unused. (field size 1 bytes) */
/* Table B-14: MIDI Adapter Class-specific Bulk IN Endpoint Descriptor */
0x05, /* 0 bLength : Size of this descriptor, in bytes. (field size 1 bytes) */
0x25, /* 1 bDescriptorType : CS_ENDPOINT descriptor (field size 1 bytes) */
0x01, /* 2 bDescriptorSubtype : MS_GENERAL subtype. (field size 1 bytes) */
0x01, /* 3 bNumEmbMIDIJack : Number of embedded MIDI OUT Jacks. (field size 1 bytes) */
0x03, /* 4 BaAssocJackID(1) : ID of the Embedded MIDI OUT Jack. (field size 1 bytes) */
},
#endif
#ifdef DFU
/* Standard DFU class Interface descriptor */
{0x09, /* 0 bLength : Size of this descriptor, in bytes. (field size 1 bytes) */
0x04, /* 1 bDescriptorType : INTERFACE descriptor. (field size 1 bytes) */
INTERFACE_NUMBER_DFU, /* 2 bInterfaceNumber : Index of this interface. (field size 1 bytes) */
0x00, /* 3 bAlternateSetting : Index of this setting. (field size 1 bytes) */
0x00, /* 4 bNumEndpoints : 0 endpoints. (field size 1 bytes) */
0xFE, /* 5 bInterfaceClass : DFU. (field size 1 bytes) */
0x01, /* 6 bInterfaceSubclass : (field size 1 bytes) */
0x01, /* 7 bInterfaceProtocol : Unused. (field size 1 bytes) */
offsetof(StringDescTable_t, dfuStr)/sizeof(char *), /* 8 iInterface */
#if 0
/* DFU 1.0 Run-Time DFU Functional Descriptor */
0x07,
0x21,
0x07,
0xFA,
0x00,
0x40,
0x00
#else
/* DFU 1.1 Run-Time DFU Functional Descriptor */
0x09, /* 0 Size */
0x21, /* 1 bDescriptorType : DFU FUNCTIONAL */
0x07, /* 2 bmAttributes */
0xFA, /* 3 wDetachTimeOut */
0x00, /* 4 wDetachTimeOut */
0x40, /* 5 wTransferSize */
0x00, /* 6 wTransferSize */
0x10, /* 7 bcdDFUVersion */
0x01}, /* 7 bcdDFUVersion */
#endif
#endif
#ifdef IAP
/* Interface descriptor */
.iAP_Interface =
{
.bLength = sizeof(USB_Descriptor_Interface_t),
.bDescriptorType = USB_DESCTYPE_INTERFACE,
.bInterfaceNumber = INTERFACE_NUMBER_IAP,
.bAlternateSetting = 0x00,
#ifdef IAP_INT_EP
.bNumEndpoints = 0x03,
#else
.bNumEndpoints = 0x02,
#endif
.bInterfaceClass = USB_CLASS_VENDOR_SPECIFIC,
.bInterfaceSubClass = 0xF0, /* MFI Accessory (Table 38-1) */
.bInterfaceProtocol = 0x00,
.iInterface = offsetof(StringDescTable_t, iAPInterfaceStr)/sizeof(char *), /* Note, string is important! */
},
/* iAP Bulk OUT Endpoint Descriptor */
.iAP_Out_Endpoint =
{
0x07, /* 0 bLength : Size of this descriptor, in bytes. (field size 1 bytes) */
0x05, /* 1 bDescriptorType : ENDPOINT descriptor. (field size 1 bytes) */
ENDPOINT_ADDRESS_OUT_IAP, /* 2 bEndpointAddress : OUT Endpoint 3. High bit isIn (field size 1 bytes) */
0x02, /* 3 bmAttributes : Bulk, not shared. (field size 1 bytes) */
0x0200, /* 4 wMaxPacketSize : Has to be 0x200 for compliance*/
0x00, /* 6 bInterval : Ignored for Bulk. Set to zero. (field size 1 bytes) */
},
/* iAP Bulk IN Endpoint Descriptor */
.iAP_In_Endpoint =
{
0x07, /* 0 bLength : Size of this descriptor, in bytes. (field size 1 bytes) */
0x05, /* 1 bDescriptorType : ENDPOINT descriptor. (field size 1 bytes) */
ENDPOINT_ADDRESS_IN_IAP, /* 2 bEndpointAddress : IN Endpoint 5. (field size 1 bytes) */
0x02, /* 3 bmAttributes : Bulk, not shared. (field size 1 bytes) */
0x0200, /* 4 wMaxPacketSize : Has to be 0x200 for compliance*/
0x00, /* 6 bInterval : Ignored for Bulk. Set to zero. (field size 1 bytes) */
},
#ifdef IAP_INT_EP
/* iAP Interrupt IN Endpoint Descriptor. Note, its usage is now deprecated */
.iAP_Interrupt_Endpoint =
{
0x07, /* 0 bLength : Size of this descriptor, in bytes. (field size 1 bytes) */
0x05, /* 1 bDescriptorType : ENDPOINT descriptor. (field size 1 bytes) */
ENDPOINT_ADDRESS_IN_IAP_INT, /* 2 bEndpointAddress : IN Endpoint 6. (field size 1 bytes) */
0x03, /* 3 bmAttributes : Interrupt, not shared. (field size 1 bytes) */
0x0040, /* 4 wMaxPacketSize : 64 bytes per packet. (field size 2 bytes) - has to be 0x40 for compliance*/
0x08, /* 6 bInterval : (2^(bInterval-1))/8 ms. Must be between 4 and 32ms (field size 1 bytes) */
},
#endif
#ifdef IAP_EA_NATIVE_TRANS
/* iAP EA Native Transport Interface descriptor */
/* Zero bandwidth alternative 0 */
.iAP_EANativeTransport_Interface_Alt0 =
{
.bLength = sizeof(USB_Descriptor_Interface_t),
.bDescriptorType = USB_DESCTYPE_INTERFACE,
.bInterfaceNumber = INTERFACE_NUMBER_IAP_EA_NATIVE_TRANS,
.bAlternateSetting = 0x00,
.bNumEndpoints = 0x00,
.bInterfaceClass = USB_CLASS_VENDOR_SPECIFIC,
.bInterfaceSubClass = 0xF0, /* MFI Accessory (Table 21-2) */
.bInterfaceProtocol = 0x01,
.iInterface = offsetof(StringDescTable_t, iAP_EANativeTransport_InterfaceStr)/sizeof(char *),
},
/* Alternative 1 */
.iAP_EANativeTransport_Interface_Alt1 =
{
.bLength = sizeof(USB_Descriptor_Interface_t),
.bDescriptorType = USB_DESCTYPE_INTERFACE,
.bInterfaceNumber = INTERFACE_NUMBER_IAP_EA_NATIVE_TRANS,
.bAlternateSetting = 0x01,
.bNumEndpoints = 0x02,
.bInterfaceClass = USB_CLASS_VENDOR_SPECIFIC,
.bInterfaceSubClass = 0xF0, /* MFI Accessory (Table 21-1) */
.bInterfaceProtocol = 0x01,
.iInterface = offsetof(StringDescTable_t, iAP_EANativeTransport_InterfaceStr)/sizeof(char *),
},
/* iAP EA Native Transport Bulk OUT Endpoint Descriptor */
.iAP_EANativeTransport_Out_Endpoint =
{
0x07, /* 0 bLength : Size of this descriptor, in bytes. (field size 1 bytes) */
0x05, /* 1 bDescriptorType : ENDPOINT descriptor. (field size 1 bytes) */
ENDPOINT_ADDRESS_OUT_IAP_EA_NATIVE_TRANS, /* 2 bEndpointAddress : OUT Endpoint 3. High bit isIn (field size 1 bytes) */
0x02, /* 3 bmAttributes : Bulk, not shared. (field size 1 bytes) */
0x0200, /* 4 wMaxPacketSize : Has to be 0x200 for compliance*/
0x00, /* 6 bInterval : Ignored for Bulk. Set to zero. (field size 1 bytes) */
},
/* iAP EA Native Transport Bulk IN Endpoint Descriptor */
.iAP_EANativeTransport_In_Endpoint =
{
0x07, /* 0 bLength : Size of this descriptor, in bytes. (field size 1 bytes) */
0x05, /* 1 bDescriptorType : ENDPOINT descriptor. (field size 1 bytes) */
ENDPOINT_ADDRESS_IN_IAP_EA_NATIVE_TRANS, /* 2 bEndpointAddress : OUT Endpoint 3. High bit isIn (field size 1 bytes) */
0x02, /* 3 bmAttributes : Bulk, not shared. (field size 1 bytes) */
0x0200, /* 4 wMaxPacketSize : Has to be 0x200 for compliance*/
0x00, /* 6 bInterval : Ignored for Bulk. Set to zero. (field size 1 bytes) */
},
#endif
#endif /* IAP */
#ifdef HID_CONTROLS
.HID_Interface =
{
9, /* 0 bLength : Size of descriptor in Bytes */
4, /* 1 bDescriptorType (Interface: 0x04)*/
INTERFACE_NUMBER_HID, /* 2 bInterfaceNumber : Number of interface */
0, /* 3 bAlternateSetting : Value used alternate interfaces using SetInterface Request */
1, /* 4: bNumEndpoints : Number of endpoitns for this interface (excluding 0) */
3, /* 5: bInterfaceClass */
0, /* 6: bInterfaceSubClass - no boot device */
0, /* 7: bInterfaceProtocol*/
0, /* 8 iInterface */
},
{
9, /* 0 bLength : Size of descriptor in Bytes */
0x21, /* 1 bDescriptorType (HID) */
0x10, /* 2 bcdHID */
0x01, /* 3 bcdHID */
0, /* 4 bCountryCode */
1, /* 5 bNumDescriptors */
0x22, /* 6 bDescriptorType[0] (Report) */
sizeof(hidReportDescriptor) & 0xff,/* 7 wDescriptorLength[0] */
sizeof(hidReportDescriptor) >> 8, /* 8 wDescriptorLength[0] */
},
.HID_In_Endpoint =
{
/* Endpoint descriptor (IN) */
0x7, /* 0 bLength */
5, /* 1 bDescriptorType */
ENDPOINT_ADDRESS_IN_HID, /* 2 bEndpointAddress */
3, /* 3 bmAttributes (INTERRUPT) */
64, /* 4 wMaxPacketSize */
8, /* 6 bInterval */
}
#endif
};
#endif
#ifdef HID_CONTROLS
unsigned char hidDescriptor[] =
{
9, /* 0 bLength : Size of descriptor in Bytes */
0x21, /* 1 bDescriptorType (HID) */
0x10, /* 2 bcdHID */
0x01, /* 3 bcdHID */
0, /* 4 bCountryCode */
1, /* 5 bNumDescriptors */
0x22, /* 6 bDescriptorType[0] (Report) */
sizeof(hidReportDescriptor) & 0xff, /* 7 wDescriptorLength[0] */
sizeof(hidReportDescriptor) >> 8, /* 8 wDescriptorLength[0] */
};
#endif
/* Configuration Descriptor for Null device */
unsigned char cfgDesc_Null[] =
{
0x09, /* 0 bLength */
USB_DESCTYPE_CONFIGURATION, /* 1 bDescriptorType */
0x12, /* 2 wTotalLength */
0x00, /* 3 wTotalLength */
0x01, /* 4 bNumInterface: Number of interfaces*/
0x01, /* 5 bConfigurationValue */
0x00, /* 6 iConfiguration */
#ifdef SELF_POWERED
192, /* 7 bmAttributes */
#else
128,
#endif
BMAX_POWER, /* 8 bMaxPower */
0x09, /* 0 bLength : Size of this descriptor, in bytes. (field size 1 bytes) */
0x04, /* 1 bDescriptorType : INTERFACE descriptor. (field size 1 bytes) */
0x00, /* 2 bInterfaceNumber : Index of this interface. (field size 1 bytes) */
0x00, /* 3 bAlternateSetting : Index of this setting. (field size 1 bytes) */
0x00, /* 4 bNumEndpoints : 0 endpoints. (field size 1 bytes) */
0x00, /* 5 bInterfaceClass : */
0x00, /* 6 bInterfaceSubclass */
0x00, /* 7 bInterfaceProtocol : Unused. (field size 1 bytes) */
0x00, /* 8 iInterface : Unused. (field size 1 bytes) */
0x09, /* 0 bLength */
};
#if defined (AUDIO_CLASS_FALLBACK) || (AUDIO_CLASS == 1)
/* Configuration descriptor for Audio v1.0 */
/* Note Audio 1.0 descriptors still a simple array so we need some extra defines regarding lengths.. */
#if (NUM_USB_CHAN_IN > 0)
#define INPUT_INTERFACES_A1 (1)
#else
#define INPUT_INTERFACES_A1 (0)
#endif
#if (NUM_USB_CHAN_OUT > 0)
#define OUTPUT_INTERFACES_A1 (1)
#else
#define OUTPUT_INTERFACES_A1 (0)
#endif
#define AC_LENGTH (8 + INPUT_INTERFACES_A1 + OUTPUT_INTERFACES_A1)
/* In UAC1 supported sample rates are listed in descriptor
* Note, using a value of <=2 or > 7 for num_freqs_a1 causes enumeration issues on Windows.
* To work around this we repeat MAX_FREQ_FS multiple times in some cases */
#define MAX(a,b) (((a)>(b))?(a):(b))
const unsigned num_freqs_a1 = MAX(3, (0
#if(MIN_FREQ <= 8000) && (MAX_FREQ_FS >= 8000)
+ 1
#endif
#if(MIN_FREQ <= 11025) && (MAX_FREQ_FS >= 11025)
+1
#endif
#if(MIN_FREQ <= 12000) && (MAX_FREQ_FS >= 12000)
+1
#endif
#if(MIN_FREQ <= 16000) && (MAX_FREQ_FS >= 16000)
+1
#endif
#if(MIN_FREQ <= 32000) && (MAX_FREQ_FS >= 32000)
+1
#endif
#if (MIN_FREQ <= 44100) && (MAX_FREQ_FS >= 44100)
+1
#endif
#if (MIN_FREQ <= 48000) && (MAX_FREQ_FS >= 48000)
+1
#endif
#if (MIN_FREQ <= 88200) && (MAX_FREQ_FS >= 88200)
+1
#endif
#if (MIN_FREQ <= 96000) && (MAX_FREQ_FS >= 96000)
+1
#endif
));
#ifdef USB_CONTROL_DESCS
#define CONTROL_INTERFACE_BYTES 9
#define NUM_CONTROL_INTERFACES 1
#else
#define CONTROL_INTERFACE_BYTES 0
#define NUM_CONTROL_INTERFACES 0
#endif
#if (DFU == 1) && (FORCE_UAC1_DFU == 1)
#define NUM_DFU_INTERFACES 1
#define DFU_INTERFACE_BYTES 18
#else
#define NUM_DFU_INTERFACES 0
#define DFU_INTERFACE_BYTES 0
#endif
/* Total number of bytes returned for the class-specific AudioControl interface descriptor.
* Includes the combined length of this descriptor header and all Unit and Terminal descriptors
* For us this is IT -> FU -> OT * 2 and a header */
#define AC_TOTAL_LENGTH (AC_LENGTH + \
(INPUT_INTERFACES_A1 * (12 + ( (8 + NUM_USB_CHAN_IN_FS) * INPUT_VOLUME_CONTROL) + 9)) +\
(OUTPUT_INTERFACES_A1 * (12 + ( (8 + NUM_USB_CHAN_OUT_FS) * OUTPUT_VOLUME_CONTROL) + 9)))
#define STREAMING_INTERFACES (INPUT_INTERFACES_A1 + OUTPUT_INTERFACES_A1)
/* Number of interfaces for Audio 1.0 (+1 for control ) */
/* Note, this is different that INTERFACE_COUNT since we dont support items such as MIDI, iAP etc in UAC1 mode */
#define NUM_INTERFACES_A1 (1+INPUT_INTERFACES_A1 + OUTPUT_INTERFACES_A1+NUM_CONTROL_INTERFACES)
//#if (NUM_USB_CHAN_IN == 0) || defined(UAC_FORCE_FEEDBACK_EP)
//#define CFG_TOTAL_LENGTH_A1 (18 + AC_TOTAL_LENGTH + (INPUT_INTERFACES_A1 * (49 + num_freqs_a1 * 3)) + (OUTPUT_INTERFACES_A1 * (58 + num_freqs_a1 * 3)) + CONTROL_INTERFACE_BYTES + DFU_INTERFACE_BYTES)
//#endif
/* Total number of bytes returned for the class-specific AudioControl interface descriptor.
* Includes the combined length of this descriptor header and all Unit and Terminal descriptors
* For us this is IT -> FU -> OT * 2 and a header */
#define AC_TOTAL_LENGTH (AC_LENGTH + \
(INPUT_INTERFACES_A1 * (12 + ( (8 + NUM_USB_CHAN_IN_FS) * INPUT_VOLUME_CONTROL) + 9)) +\
(OUTPUT_INTERFACES_A1 * (12 + ( (8 + NUM_USB_CHAN_OUT_FS) * OUTPUT_VOLUME_CONTROL) + 9)))
#define STREAMING_INTERFACES (INPUT_INTERFACES_A1 + OUTPUT_INTERFACES_A1)
/* Number of interfaces for Audio 1.0 (+1 for control ) */
/* Note, this is different that INTERFACE_COUNT since we dont support items such as MIDI, iAP etc in UAC1 mode */
#define NUM_INTERFACES_A1 (1+INPUT_INTERFACES_A1 + OUTPUT_INTERFACES_A1+NUM_CONTROL_INTERFACES)
#if (NUM_USB_CHAN_IN == 0) || defined(UAC_FORCE_FEEDBACK_EP)
#define CFG_TOTAL_LENGTH_A1 (18 + AC_TOTAL_LENGTH + (INPUT_INTERFACES_A1 * (49 + num_freqs_a1 * 3)) + (OUTPUT_INTERFACES_A1 * (58 + num_freqs_a1 * 3)) + CONTROL_INTERFACE_BYTES + DFU_INTERFACE_BYTES)
#else
#define CFG_TOTAL_LENGTH_A1 (18 + AC_TOTAL_LENGTH + (INPUT_INTERFACES_A1 * (49 + num_freqs_a1 * 3)) + (OUTPUT_INTERFACES_A1 * (49 + num_freqs_a1 * 3)) + CONTROL_INTERFACE_BYTES + DFU_INTERFACE_BYTES)
#endif
#define CHARIFY_SR(x) (x & 0xff),((x & 0xff00)>> 8),((x & 0xff0000)>> 16)
#if (MIN_FREQ_FS < 12000) && (MAX_FREQ_FS > 48000)
#error SAMPLE RATE RANGE TOO GREAT FOR UAC1 ON WINDOWS
#endif
unsigned char cfgDesc_Audio1[] =
{
/* Configuration descriptor */
0x09,
USB_DESCTYPE_CONFIGURATION,
(CFG_TOTAL_LENGTH_A1 & 0xFF), /* wTotalLength */
(CFG_TOTAL_LENGTH_A1 >> 8), /* wTotalLength */
NUM_INTERFACES_A1, /* numInterfaces - we dont support MIDI in audio 1.0 mode*/
0x01, /* ID of this configuration */
0x00, /* Unused */
#ifdef SELF_POWERED
192, /* 7 bmAttributes */
#else
128, /* 7 bmAttributes */
#endif
BMAX_POWER, /* 8 bMaxPower */
/* Standard AC interface descriptor */
0x09,
USB_DESCTYPE_INTERFACE,
0x00, /* Interface No */
0x00, /* Alternate setting*/
0x00, /* Num endpoints */
USB_CLASS_AUDIO,
UAC_INT_SUBCLASS_AUDIOCONTROL,
0x00, /* Unused */
offsetof(StringDescTable_t, productStr_Audio1)/sizeof(char *), /* iInterface - re-use iProduct */
/* CS (Class Specific) AudioControl interface header descriptor (4.3.2) */
AC_LENGTH,
UAC_CS_DESCTYPE_INTERFACE,
0x01, /* HEADER */
0x00, 0x01, /* bcdADC */
(AC_TOTAL_LENGTH & 0xFF), /* wTotallength (Combined length of this descriptor and all Unit and Terminal Descriptors) */
(AC_TOTAL_LENGTH >> 8), /* wTotalLength */
STREAMING_INTERFACES, /* bInCollection (Num streaming interfaces) */
#if (NUM_USB_CHAN_OUT > 0)
0x01, /* baInterfaceNr(1) AudioStreaming interface 1 belongs to AC interface */
#endif
#if (NUM_USB_CHAN_IN > 0)
(OUTPUT_INTERFACES_A1 + 1), /* baInterfaceNr(2) AudioStreaming interface 2 belongs to AC interface */
#endif
#if (NUM_USB_CHAN_OUT > 0)
/* CS_Interface Input Terminal 1 Descriptor - USB streaming Host to Device */
0x0C,
UAC_CS_DESCTYPE_INTERFACE, /* bDescriptorType (UAC_CS_DESCTYPE_INTERFACE) */
0x02, /* bDescriptiorSubtype (INPUT_TERMINAL) */
0x01, /* bTerminalID */
0x01, 0x01, /* wTerminalType (USB Streaming) */
0x00, /* Associated terminal - unused */
NUM_USB_CHAN_OUT_FS, /* bNrChannels */
0x03, 0x00, /* wChannelConfig */
offsetof(StringDescTable_t, outputChanStr_1)/sizeof(char *), /* iChannelNames */
offsetof(StringDescTable_t, usbInputTermStr_Audio1)/sizeof(char *), /* iTerminal */
#if (OUTPUT_VOLUME_CONTROL == 1)
/* CS_Interface class specific AC interface feature unit descriptor - mute & volume for dac */
(8 + NUM_USB_CHAN_OUT_FS),
UAC_CS_DESCTYPE_INTERFACE,
UAC_CS_AC_INTERFACE_SUBTYPE_FEATURE_UNIT, /* 2 bDescriptorSubType: FEATURE_UNIT */
0x0A, /* unitID */
0x01, /* sourceID - ID of the unit/terminal to which this feature unit is connected */
0x01, /* controlSize - 1 */
0x00, /* bmaControls(0) */
#if (NUM_USB_CHAN_OUT_FS > 0)
0x03, /* bmaControls(1) */
#endif
#if (NUM_USB_CHAN_OUT_FS > 1)
0x03, /* bmaControls(2) */
#endif
#if (NUM_USB_CHAN_OUT_FS > 2)
0x03, /* bmaControls(3) */
#endif
#if (NUM_USB_CHAN_OUT_FS > 3)
0x03, /* bmaControls(4) */
#endif
#if (NUM_USB_CHAN_OUT_FS > 4)
0x03, /* bmaControls(5) */
#endif
#if (NUM_USB_CHAN_OUT_FS > 5)
0x03, /* bmaControls(6) */
#endif
#if (NUM_USB_CHAN_OUT_FS > 6)
0x03, /* bmaControls(7) */
#endif
#if (NUM_USB_CHAN_OUT_FS > 7)
0x03, /* bmaControls(8) */
#endif
#if (NUM_USB_CHAN_OUT_FS > 8)
#error NUM_USB_CHAN_OUT_FS > 8 currently supported
#endif
0x00, /* String table index */
#endif
/* CS_Interface Output Terminal Descriptor - Analogue out to speaker */
0x09,
UAC_CS_DESCTYPE_INTERFACE,
0x03, /* OUTPUT_TERMINAL */
0x06, /* Terminal ID */
0x01, 0x03, /* Type - streaming out, speaker */
0x00, /* Associated terminal - unused */
#if (OUTPUT_VOLUME_CONTROL == 1)
0x0A, /* sourceID - FU */
#else
0x01, /* sourceID - IT */
#endif
0x00, /* Unused */
#endif
#if (NUM_USB_CHAN_IN > 0)
/* CS_Interface Input Terminal 2 Descriptor - Analog in from line in */
0x0C,
UAC_CS_DESCTYPE_INTERFACE,
0x02, /* INPUT_TERMINAL */
0x02, /* Terminal ID */
0x01, 0x02, /* Type - streaming in, mic */
0x00, /* Associated terminal - unused */
NUM_USB_CHAN_IN_FS, /* bNrChannels */
0x03, 0x00, /* wChannelConfigs */
offsetof(StringDescTable_t, inputChanStr_1)/sizeof(char *), /* iChannelNames */
offsetof(StringDescTable_t, usbOutputTermStr_Audio1)/sizeof(char *), /* iTerminal */
/* CS_Interface Output Terminal Descriptor - USB Streaming Device to Host*/
0x09,
UAC_CS_DESCTYPE_INTERFACE,
0x03, /* OUTPUT_TERMINAL */
0x07, /* Terminal ID */
0x01, 0x01, /* Type - streaming */
0x01, /* Associated terminal - unused */
#if INPUT_VOLUME_CONTROL
0x0B, /* sourceID - FU */
#else
0x02, /* sourceID - IT */
#endif
0x00, /* Unused */
#if (INPUT_VOLUME_CONTROL == 1)
/* CS_Interface class specific AC interface feature unit descriptor - mute & volume for adc */
(8 + NUM_USB_CHAN_IN_FS),
UAC_CS_DESCTYPE_INTERFACE,
UAC_CS_AC_INTERFACE_SUBTYPE_FEATURE_UNIT, /* 2 bDescriptorSubType: FEATURE_UNIT */
0x0B, /* unitID */
0x02, /* sourceID - ID of the unit/terminal to which this feature unit is connected */
0x01, /* controlSize - 1 */
0x00, /* bmaControls(0) */
#if (NUM_USB_CHAN_IN_FS > 0)
0x03, /* bmaControls(1) */
#endif
#if (NUM_USB_CHAN_IN_FS > 1)
0x03, /* bmaControls(2) */
#endif
#if (NUM_USB_CHAN_IN_FS > 2)
0x03, /* bmaControls(3) */
#endif
#if (NUM_USB_CHAN_IN_FS > 3)
0x03, /* bmaControls(4) */
#endif
#if (NUM_USB_CHAN_IN_FS > 4)
0x03, /* bmaControls(5) */
#endif
#if (NUM_USB_CHAN_IN_FS > 5)
0x03, /* bmaControls(6) */
#endif
#if (NUM_USB_CHAN_IN_FS > 6)
0x03, /* bmaControls(7) */
#endif
#if (NUM_USB_CHAN_IN_FS > 7)
0x03, /* bmaControls(8) */
#endif
#if (NUM_USB_CHAN_IN_FS > 8)
#error NUM_USB_CHAN_IN_FS > 8 currently supported
#endif
0x00, /* String table index */
#endif
#endif
#if (NUM_USB_CHAN_OUT > 0)
/* Standard AS Interface Descriptor (4.5.1) */
0x09, /* bLength */
0x04, /* INTERFACE */
0x01, /* bInterfaceNumber */
0x00, /* bAlternateSetting */
0x00, /* bnumEndpoints */
0x01, /* bInterfaceClass - AUDIO */
0x02, /* bInterfaceSubclass - AUDIO_STREAMING */
0x00, /* bInterfaceProtocol - Not used */
offsetof(StringDescTable_t, outputInterfaceStr_Audio1)/sizeof(char *), /* iInterface */
/* Standard As Interface Descriptor (4.5.1) */
0x09,
0x04, /* INTERFACE */
0x01, /* bInterfaceNumber */
0x01, /* bAlternateSetting */
#if (NUM_USB_CHAN_IN == 0) || defined(UAC_FORCE_FEEDBACK_EP)
0x02, /* bNumEndpoints 2: audio EP and feedback EP */
#else
0x01, /* bNumEndpoints */
#endif
0x01, /* bInterfaceClas - AUDIO */
0x02, /* bInterfaceSubclass - AUDIO_STREAMING */
0x00, /* bInterface Protocol - Unused */
offsetof(StringDescTable_t, outputInterfaceStr_Audio1)/sizeof(char *), /* iInterface */
/* Class-Specific AS Interface Descriptor (4.5.2) */
0x07,
UAC_CS_DESCTYPE_INTERFACE, /* bDescriptorType */
0x01, /* bDescriptorSubtype - GENERAL */
0x01, /* iTerminalLink - linked to Streaming IN terminal */
0x01, /* bDelay */
0x01, 0x00, /* wFormatTag - PCM */
/* CS_Interface Format Type Descriptor */
(8 + (num_freqs_a1 * 3)),
UAC_CS_DESCTYPE_INTERFACE,
0x02, /* Subtype - FORMAT_TYPE */
0x01, /* Format type - FORMAT_TYPE_1 */
NUM_USB_CHAN_OUT_FS, /* nrChannels */
FS_STREAM_FORMAT_OUTPUT_1_SUBSLOT_BYTES, /* subFrameSize */
FS_STREAM_FORMAT_OUTPUT_1_RESOLUTION_BITS, /* bitResolution */
num_freqs_a1, /* SamFreqType - sample freq count */
/* Windows enum issue with <= two sample rates work around */
#if ((MIN_FREQ == 8000) && (MAX_FREQ_FS == 11025)) \
|| (MIN_FREQ == 11025) && (MAX_FREQ_FS == 12000) \
|| (MIN_FREQ == 12000) && (MAX_FREQ_FS == 16000) \
|| (MIN_FREQ == 16000) && (MAX_FREQ_FS == 32000) \
|| (MIN_FREQ == 44100) && (MAX_FREQ_FS == 48000) \
|| (MIN_FREQ == 48000) && (MAX_FREQ_FS == 88200) \
|| (MIN_FREQ == 88200) && (MAX_FREQ_FS == 96000)
CHARIFY_SR(MAX_FREQ_FS),
#endif
#if (MIN_FREQ == MAX_FREQ_FS)
CHARIFY_SR(MAX_FREQ_FS),
CHARIFY_SR(MAX_FREQ_FS),
#endif
#if(MIN_FREQ <= 8000) && (MAX_FREQ_FS >= 8000)
0x40, 0x1F, 0x00, /* sampleFreq - 8KHz */
#endif
#if(MIN_FREQ <= 11025) && (MAX_FREQ_FS >= 11025)
0x11, 0x2B, 0x00, /* sampleFreq - 11.25KHz */
#endif
#if(MIN_FREQ <= 12000) && (MAX_FREQ_FS >= 12000)
0xE0, 0x2E, 0x00, /* sampleFreq - 12KHz */
#endif
#if(MIN_FREQ <= 16000) && (MAX_FREQ_FS >= 16000)
CHARIFY_SR(16000), /* sampleFreq - 16KHz */
#endif
#if(MIN_FREQ <= 32000) && (MAX_FREQ_FS >= 32000)
CHARIFY_SR(32000), /* sampleFreq - 32KHz */
#endif
#if (MIN_FREQ <= 44100) && (MAX_FREQ_FS >= 44100)
0x44, 0xAC, 0x00, /* sampleFreq - 44.1Khz */
#endif
#if (MIN_FREQ <= 48000) && (MAX_FREQ_FS >= 48000)
0x80, 0xBB, 0x00, /* sampleFreq - 48KHz */
#endif
#if (MIN_FREQ <= 88200) && (MAX_FREQ_FS >= 88200)
0x88, 0x58, 0x01, /* sampleFreq - 88.2KHz */
#endif
#if (MIN_FREQ <= 96000) && (MAX_FREQ_FS >= 96000)
0x00, 0x77, 0x01, /* sampleFreq - 96KHz */
#endif
/* Standard AS Isochronous Audio Data Endpoint Descriptor 4.6.1.1 */
0x09,
0x05, /* ENDPOINT */
0x01, /* endpointAddress - D7, direction (0 OUT, 1 IN). D6..4 reserved (0). D3..0 endpoint no. */
0x05, /* attributes - isochronous async */
(FS_STREAM_FORMAT_OUTPUT_1_MAXPACKETSIZE&0xff), /* 4 wMaxPacketSize (Typically 294 bytes)*/
(FS_STREAM_FORMAT_OUTPUT_1_MAXPACKETSIZE&0xff00)>>8, /* 5 wMaxPacketSize */
0x01, /* bInterval */
0x00, /* bRefresh */
#if (NUM_USB_CHAN_IN == 0) || defined(UAC_FORCE_FEEDBACK_EP)
ENDPOINT_ADDRESS_IN_FEEDBACK, /* bSynchAdddress - address of EP used to communicate sync info */
#else
ENDPOINT_ADDRESS_IN_AUDIO,
#endif
/* CS_Endpoint Descriptor ?? */
0x07,
0x25, /* CS_ENDPOINT */
0x01, /* subtype - GENERAL */
0x01, /* attributes. D[0]: sample freq ctrl. */
0x02, /* bLockDelayUnits */
0x00, 0x00, /* bLockDelay */
#if (NUM_USB_CHAN_IN == 0) || defined(UAC_FORCE_FEEDBACK_EP)
/* Feedback EP */
0x09,
0x05, /* bDescriptorType: ENDPOINT */
ENDPOINT_ADDRESS_IN_FEEDBACK, /* bEndpointAddress (D3:0 - EP no. D6:4 - reserved 0. D7 - 0:out, 1:in) */
0x01, /* bmAttributes (bitmap) */
0x03,0x0, /* wMaxPacketSize */
0x01, /* bInterval - Must be 1 for compliance */
0x04, /* bRefresh 2^x */
0x0, /* bSynchAddress */
#endif
#endif
#if (NUM_USB_CHAN_IN > 0)
/* Standard Interface Descriptor - Audio streaming IN */
0x09,
0x04, /* INTERFACE */
(OUTPUT_INTERFACES_A1 + 1), /* bInterfaceNumber*/
0x00, /* AlternateSetting */
0x00, /* bNumEndpoints */
0x01, /* Interface class - AUDIO */
0x02, /* subclass - AUDIO_STREAMING */
0x00, /* Unused */
offsetof(StringDescTable_t, inputInterfaceStr_Audio1)/sizeof(char *),
/* Standard Interface Descriptor - Audio streaming IN */
0x09,
0x04, /* INTERFACE */
(OUTPUT_INTERFACES_A1 + 1), /* bInterfaceNumber */
0x01, /* AlternateSetting */
0x01, /* bNumEndpoints */
0x01, /* Interface class - AUDIO */
0x02, /* Subclass - AUDIO_STREAMING */
0x00, /* Unused */
offsetof(StringDescTable_t, inputInterfaceStr_Audio1)/sizeof(char *),
/* CS_Interface AC interface header descriptor */
0x07,
UAC_CS_DESCTYPE_INTERFACE,
0x01, /* subtype - GENERAL */
0x07, /* TerminalLink - linked to Streaming OUT terminal */
0x01, /* Interface delay */
0x01,0x00, /* Format - PCM */
/* CS_Interface Terminal Descriptor */
(8 + (num_freqs_a1 * 3)),
UAC_CS_DESCTYPE_INTERFACE,
0x02, /* Subtype - FORMAT_TYPE */
0x01, /* Format type - FORMAT_TYPE_1 */
NUM_USB_CHAN_IN_FS, /* bNrChannels - Typically 2 */
FS_STREAM_FORMAT_INPUT_1_SUBSLOT_BYTES, /* subFrameSize - Typically 4 bytes per slot */
FS_STREAM_FORMAT_INPUT_1_RESOLUTION_BITS, /* bitResolution - Typically 24bit */
num_freqs_a1, /* SamFreqType - sample freq count */
/* Windows enum issue with <= two sample rates work around */
#if ((MIN_FREQ == 8000) && (MAX_FREQ_FS == 11025)) \
|| (MIN_FREQ == 11025) && (MAX_FREQ_FS == 12000) \
|| (MIN_FREQ == 12000) && (MAX_FREQ_FS == 16000) \
|| (MIN_FREQ == 16000) && (MAX_FREQ_FS == 32000) \
|| (MIN_FREQ == 44100) && (MAX_FREQ_FS == 48000) \
|| (MIN_FREQ == 48000) && (MAX_FREQ_FS == 88200) \
|| (MIN_FREQ == 88200) && (MAX_FREQ_FS == 96000)
CHARIFY_SR(MAX_FREQ_FS),
#endif
#if (MIN_FREQ == MAX_FREQ_FS)
CHARIFY_SR(MAX_FREQ_FS),
CHARIFY_SR(MAX_FREQ_FS),
#endif
#if(MIN_FREQ <= 8000) && (MAX_FREQ_FS >= 8000)
0x40, 0x1F, 0x00, /* sampleFreq - 8000KHz */
#endif
#if(MIN_FREQ <= 11025) && (MAX_FREQ_FS >= 11025)
0x11, 0x2B, 0x00, /* sampleFreq - 11025KHz */
#endif
#if(MIN_FREQ <= 12000) && (MAX_FREQ_FS >= 12000)
0xE0, 0x2E, 0x00, /* sampleFreq - 12000KHz */
#endif
#if(MIN_FREQ <= 16000) && (MAX_FREQ_FS >= 16000)
CHARIFY_SR(16000), /* sampleFreq - 32KHz */
#endif
#if(MIN_FREQ <= 32000) && (MAX_FREQ_FS >= 32000)
CHARIFY_SR(32000), /* sampleFreq - 32KHz */
#endif
#if (MIN_FREQ <= 44100) && (MAX_FREQ_FS >= 44100)
0x44, 0xAC, 0x00, /* sampleFreq - 44.1Khz */
#endif
#if (MIN_FREQ <= 48000) && (MAX_FREQ_FS >= 48000)
0x80, 0xBB, 0x00, /* sampleFreq - 48KHz */
#endif
#if (MIN_FREQ <= 88200) && (MAX_FREQ_FS >= 88200)
0x88, 0x58, 0x01, /* sampleFreq - 88.2KHz */
#endif
#if (MIN_FREQ <= 96000) && (MAX_FREQ_FS >= 96000)
0x00, 0x77, 0x01, /* sampleFreq - 96KHz */
#endif
/* Standard Endpoint Descriptor */
0x09,
0x05, /* ENDPOINT */
ENDPOINT_ADDRESS_IN_AUDIO, /* EndpointAddress */
#if (NUM_USB_CHAN_IN == 0) || defined(UAC_FORCE_FEEDBACK_EP)
0x05, /* Iso, async, data endpoint */
#else
0x25, /* Iso, async, implicit feedback data endpoint */
#endif
FS_STREAM_FORMAT_INPUT_1_MAXPACKETSIZE&0xff, /* 4 wMaxPacketSize (Typically 294 bytes)*/
(FS_STREAM_FORMAT_INPUT_1_MAXPACKETSIZE&0xff00)>>8, /* 5 wMaxPacketSize */
0x01, /* bInterval */
0x00, /* bRefresh */
0x00, /* bSynchAddress */
/* CS_Endpoint Descriptor */
0x07,
0x25, /* CS_ENDPOINT */
0x01, /* Subtype - GENERAL */
0x01, /* Attributes. D[0]: sample freq ctrl. */
0x00, /* Unused */
0x00, 0x00, /* Unused */
#endif
#if (DFU == 1) && (FORCE_UAC1_DFU == 1)
/* NOTE: By default we turn off DFU in UAC1.0 mode for a better user experiance in Windows */
/* Standard DFU class Interface descriptor */
0x09, /* 0 bLength : Size of this descriptor, in bytes. (field size 1 bytes) */
0x04, /* 1 bDescriptorType : INTERFACE descriptor. (field size 1 bytes) */
(OUTPUT_INTERFACES_A1 + INPUT_INTERFACES_A1 + 1), /* 2 bInterfaceNumber : Index of this interface. (field size 1 bytes) */
0x00, /* 3 bAlternateSetting : Index of this setting. (field size 1 bytes) */
0x00, /* 4 bNumEndpoints : 0 endpoints. (field size 1 bytes) */
0xFE, /* 5 bInterfaceClass : DFU. (field size 1 bytes) */
0x01, /* 6 bInterfaceSubclass : (field size 1 bytes) */
0x01, /* 7 bInterfaceProtocol : Unused. (field size 1 bytes) */
offsetof(StringDescTable_t, dfuStr)/sizeof(char *), /* 8 iInterface */
/* DFU 1.1 Run-Time DFU Functional Descriptor */
0x09, /* 0 Size */
0x21, /* 1 bDescriptorType : DFU FUNCTIONAL */
0x07, /* 2 bmAttributes */
0xFA, /* 3 wDetachTimeOut */
0x00, /* 4 wDetachTimeOut */
0x40, /* 5 wTransferSize */
0x00, /* 6 wTransferSize */
0x10, /* 7 bcdDFUVersion */
0x01, /* 7 bcdDFUVersion */
#endif
#ifdef USB_CONTROL_DESCS
/* Standard DFU class Interface descriptor */
0x09, /* 0 bLength : Size of this descriptor, in bytes. (field size 1 bytes) */
0x04, /* 1 bDescriptorType : INTERFACE descriptor. (field size 1 bytes) */
(OUTPUT_INTERFACES_A1 + INPUT_INTERFACES_A1 + DFU_INTERFACES_A1 + 1), /* 2 bInterfaceNumber */
0x00, /* 3 bAlternateSetting : Index of this setting. (field size 1 bytes) */
0x00, /* 4 bNumEndpoints : 0 endpoints. (field size 1 bytes) */
0xFF, /* 5 bInterfaceClass : DFU. (field size 1 bytes) */
0xFF, /* 6 bInterfaceSubclass : (field size 1 bytes) */
0xFF, /* 7 bInterfaceProtocol : Unused. (field size 1 bytes) */
0x00, /* 8 iInterface */
#endif
};
#endif
#endif
#endif
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