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178 lines
10 KiB
C
178 lines
10 KiB
C
#ifndef USB_DESCRIPTORS_H_
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#define USB_DESCRIPTORS_H_
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/* Interfaces */
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enum USB_DESCRIPTORS_ITF {
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ITF_NUM_AUDIO_CONTROL = 0,
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ITF_NUM_AUDIO_STREAMING_OUT,
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ITF_NUM_AUDIO_STREAMING_IN,
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ITF_NUM_HID, /* For CM108 compatibility make this interface #3 */
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ITF_NUM_CDC_0,
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ITF_NUM_CDC_0_DATA,
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ITF_NUM_DFU_RT,
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ITF_NUM_TOTAL
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};
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/* Strings */
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enum USB_STRING_IDX {
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STR_IDX_LANGUAGE = 0,
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STR_IDX_MANUFACTURER,
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STR_IDX_PRODUCT,
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STR_IDX_SERIAL,
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STR_IDX_AUDIOITF,
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STR_IDX_AUDIOIN,
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STR_IDX_AUDIOOUT,
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STR_IDX_AUDIOINVOL,
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STR_IDX_AUDIOOUTVOL,
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STR_IDX_AUDIOINCHAN,
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STR_IDX_AUDIOOUTCHAN,
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STR_IDX_HIDITF,
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STR_IDX_CDCITF,
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STR_IDX_DFU_RT
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};
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#define USB_VID 0x1209
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#define USB_PID 0x7388
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#define USB_BCD 0x0200
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#define USB_STRING_MANUFACTURER "AIOC"
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#define USB_STRING_PRODUCT "All-In-One-Cable"
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#define USB_STRING_AUDIOITF "AIOC Audio"
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#define USB_STRING_AUDIOIN "AIOC Audio In"
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#define USB_STRING_AUDIOOUT "AIOC Audio Out"
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#define USB_STRING_AUDIOINVOL "AIOC Audio In Volume"
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#define USB_STRING_AUDIOOUTVOL "AIOC Audio Out Volume"
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#define USB_STRING_AUDIOINCHAN "AIOC Audio In Channel"
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#define USB_STRING_AUDIOOUTCHAN "AIOC Audio Out Channel"
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#define USB_STRING_CDCITF "AIOC CDC"
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#define USB_STRING_HIDITF "AIOC HID"
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#define USB_STRING_DFU_RT "AIOC DFU Runtime"
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/* Endpoints */
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#define EPNUM_AUDIO_IN 0x81
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#define EPNUM_AUDIO_OUT 0x02
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#define EPNUM_AUDIO_FB 0x82
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#define EPNUM_HID_IN 0x83
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#define EPNUM_HID_OUT 0x03
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#define EPNUM_CDC_0_OUT 0x04
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#define EPNUM_CDC_0_IN 0x84
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#define EPNUM_CDC_0_NOTIF 0x85
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/* Custom Audio Descriptor.
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* Courtesy of https://github.com/hathach/tinyusb/issues/1249#issuecomment-1148727765 */
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#define AUDIO_CTRL_ID_SPK_INPUT_STREAM 0x01
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#define AUDIO_CTRL_ID_SPK_FUNIT 0x02
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#define AUDIO_CTRL_ID_SPK_OUTPUT 0x03
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#define AUDIO_CTRL_ID_SPK_CLOCK 0x08
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#define AUDIO_CTRL_ID_MIC_INPUT 0x11
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#define AUDIO_CTRL_ID_MIC_FUNIT 0x12
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#define AUDIO_CTRL_ID_MIC_OUTPUT_STREAM 0x13
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#define AUDIO_CTRL_ID_MIC_CLOCK 0x18
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#define AUDIO_NUM_INTERFACES 0x03
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#define AUDIO_NUM_INCHANNELS 0x01
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#define AUDIO_NUM_OUTCHANNELS 0x01
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#define AIOC_AUDIO_CTRL_TOTAL_LEN ( \
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TUD_AUDIO_DESC_CLK_SRC_LEN + \
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TUD_AUDIO_DESC_INPUT_TERM_LEN + \
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TUD_AUDIO_DESC_FEATURE_UNIT_ONE_CHANNEL_LEN + \
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TUD_AUDIO_DESC_OUTPUT_TERM_LEN + \
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TUD_AUDIO_DESC_CLK_SRC_LEN + \
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TUD_AUDIO_DESC_INPUT_TERM_LEN + \
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TUD_AUDIO_DESC_OUTPUT_TERM_LEN + \
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TUD_AUDIO_DESC_FEATURE_UNIT_ONE_CHANNEL_LEN)
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#define AIOC_AUDIO_DESC_LEN ( \
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TUD_AUDIO_DESC_IAD_LEN + \
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TUD_AUDIO_DESC_STD_AC_LEN + \
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TUD_AUDIO_DESC_CS_AC_LEN + \
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AIOC_AUDIO_CTRL_TOTAL_LEN + \
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/* Speaker Interface */ \
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TUD_AUDIO_DESC_STD_AS_INT_LEN + \
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TUD_AUDIO_DESC_STD_AS_INT_LEN + \
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TUD_AUDIO_DESC_CS_AS_INT_LEN + \
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TUD_AUDIO_DESC_TYPE_I_FORMAT_LEN + \
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TUD_AUDIO_DESC_STD_AS_ISO_EP_LEN + \
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TUD_AUDIO_DESC_CS_AS_ISO_EP_LEN + \
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TUD_AUDIO_DESC_STD_AS_ISO_EP_LEN + \
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/* Microphone Interface */ \
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TUD_AUDIO_DESC_STD_AS_INT_LEN + \
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TUD_AUDIO_DESC_STD_AS_INT_LEN + \
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TUD_AUDIO_DESC_CS_AS_INT_LEN + \
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TUD_AUDIO_DESC_TYPE_I_FORMAT_LEN + \
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TUD_AUDIO_DESC_STD_AS_ISO_EP_LEN + \
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TUD_AUDIO_DESC_CS_AS_ISO_EP_LEN)
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#define AIOC_AUDIO_DESCRIPTOR(_itfnum, _stridx, _nBytesPerSample, _nBitsUsedPerSample, _epin, _epinsize, _epout, _epoutsize, _epfb) \
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/* Standard Interface Association Descriptor (IAD) */ \
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TUD_AUDIO_DESC_IAD(_itfnum, AUDIO_NUM_INTERFACES, /*_stridx*/ 0x00), \
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/* Audio Control Interface */ \
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/* Standard AC Interface Descriptor(4.7.1) */ \
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TUD_AUDIO_DESC_STD_AC(/*_itfnum*/ _itfnum, /*_nEPs*/ 0x00, /*_stridx*/ _stridx), \
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/* Class-Specific AC Interface Header Descriptor(4.7.2) */ \
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TUD_AUDIO_DESC_CS_AC(/*_bcdADC*/ 0x0200, AUDIO_FUNC_CONVERTER, AIOC_AUDIO_CTRL_TOTAL_LEN, /*_ctrl*/ AUDIO_CS_AS_INTERFACE_CTRL_LATENCY_POS), \
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/* Clock Source Descriptor(4.7.2.1) */ \
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TUD_AUDIO_DESC_CLK_SRC(AUDIO_CTRL_ID_SPK_CLOCK, AUDIO_CLOCK_SOURCE_ATT_INT_PRO_CLK, (AUDIO_CTRL_RW << AUDIO_CLOCK_SOURCE_CTRL_CLK_FRQ_POS), /*_assocTerm*/ AUDIO_CTRL_ID_SPK_INPUT_STREAM, /*_stridx*/ 0x00), \
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/* Speaker Terminals */ \
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TUD_AUDIO_DESC_INPUT_TERM(/*_termid*/ AUDIO_CTRL_ID_SPK_INPUT_STREAM, /*_termtype*/ AUDIO_TERM_TYPE_USB_STREAMING, /*_assocTerm*/ AUDIO_CTRL_ID_MIC_OUTPUT_STREAM, /*_clkid*/ AUDIO_CTRL_ID_SPK_CLOCK, /*_nchannelslogical*/ AUDIO_NUM_OUTCHANNELS, /*_channelcfg*/ AUDIO_CHANNEL_CONFIG_NON_PREDEFINED, /*_idxchannelnames*/ STR_IDX_AUDIOOUTCHAN, /*_ctrl*/ AUDIO_CTRL_R << AUDIO_IN_TERM_CTRL_CONNECTOR_POS, /*_stridx*/ STR_IDX_AUDIOOUT), \
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TUD_AUDIO_DESC_FEATURE_UNIT_ONE_CHANNEL(/*_unitid*/ AUDIO_CTRL_ID_SPK_FUNIT, /*_srcid*/ AUDIO_CTRL_ID_SPK_INPUT_STREAM, /*_ctrlch0master*/ AUDIO_CTRL_RW << AUDIO_FEATURE_UNIT_CTRL_MUTE_POS | AUDIO_CTRL_RW << AUDIO_FEATURE_UNIT_CTRL_VOLUME_POS, /*_ctrlch1*/ AUDIO_CTRL_RW << AUDIO_FEATURE_UNIT_CTRL_MUTE_POS | AUDIO_CTRL_RW << AUDIO_FEATURE_UNIT_CTRL_VOLUME_POS, /*_stridx*/ STR_IDX_AUDIOOUTVOL),\
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TUD_AUDIO_DESC_OUTPUT_TERM(AUDIO_CTRL_ID_SPK_OUTPUT, AUDIO_TERM_TYPE_OUT_GENERIC_SPEAKER, AUDIO_CTRL_ID_SPK_INPUT_STREAM, AUDIO_CTRL_ID_SPK_FUNIT, AUDIO_CTRL_ID_SPK_CLOCK, /*_ctrl*/ 0x0000, /*_stridx*/ STR_IDX_AUDIOOUT), \
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/* Clock Source Descriptor(4.7.2.1) */ \
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TUD_AUDIO_DESC_CLK_SRC(AUDIO_CTRL_ID_MIC_CLOCK, AUDIO_CLOCK_SOURCE_ATT_INT_PRO_CLK, (AUDIO_CTRL_RW << AUDIO_CLOCK_SOURCE_CTRL_CLK_FRQ_POS), /*_assocTerm*/ AUDIO_CTRL_ID_MIC_INPUT, /*_stridx*/ 0x00), \
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/* Microphone Terminals */ \
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TUD_AUDIO_DESC_INPUT_TERM(AUDIO_CTRL_ID_MIC_INPUT, AUDIO_TERM_TYPE_IN_GENERIC_MIC, AUDIO_CTRL_ID_MIC_OUTPUT_STREAM, AUDIO_CTRL_ID_MIC_CLOCK, AUDIO_NUM_INCHANNELS, AUDIO_CHANNEL_CONFIG_NON_PREDEFINED, /*_idxchannelnames*/ STR_IDX_AUDIOINCHAN, /*_ctrl*/ AUDIO_CTRL_R << AUDIO_IN_TERM_CTRL_CONNECTOR_POS, /*_stridx*/ STR_IDX_AUDIOIN), \
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TUD_AUDIO_DESC_OUTPUT_TERM(AUDIO_CTRL_ID_MIC_OUTPUT_STREAM, AUDIO_TERM_TYPE_USB_STREAMING, AUDIO_CTRL_ID_MIC_INPUT, AUDIO_CTRL_ID_MIC_FUNIT, AUDIO_CTRL_ID_MIC_CLOCK, /*_ctrl*/ 0x0000, /*_stridx*/ STR_IDX_AUDIOINVOL), \
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TUD_AUDIO_DESC_FEATURE_UNIT_ONE_CHANNEL(/*_unitid*/ AUDIO_CTRL_ID_MIC_FUNIT, /*_srcid*/ AUDIO_CTRL_ID_MIC_INPUT, /*_ctrlch0master*/ AUDIO_CTRL_RW << AUDIO_FEATURE_UNIT_CTRL_MUTE_POS | AUDIO_CTRL_RW << AUDIO_FEATURE_UNIT_CTRL_VOLUME_POS, /*_ctrlch1*/ AUDIO_CTRL_RW << AUDIO_FEATURE_UNIT_CTRL_MUTE_POS | AUDIO_CTRL_RW << AUDIO_FEATURE_UNIT_CTRL_VOLUME_POS, /*_stridx*/ STR_IDX_AUDIOIN),\
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/* Speaker Interface */ \
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/* Interface 1, Alternate 0 - default alternate setting with 0 bandwidth */ \
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TUD_AUDIO_DESC_STD_AS_INT(/*_itfnum*/ (uint8_t)((_itfnum) + 1), /*_altset*/ 0x00, /*_nEPs*/ 0x00, /*_stridx*/ 0x00), \
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/* Interface 1, Alternate 1 - alternate interface for data streaming */ \
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TUD_AUDIO_DESC_STD_AS_INT(/*_itfnum*/ (uint8_t)((_itfnum) + 1), /*_altset*/ 0x01, /*_nEPs*/ 0x02, /*_stridx*/ 0x00), \
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/* Class-Specific AS Interface Descriptor(4.9.2) */ \
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TUD_AUDIO_DESC_CS_AS_INT(AUDIO_CTRL_ID_SPK_INPUT_STREAM, AUDIO_CTRL_NONE, AUDIO_FORMAT_TYPE_I, AUDIO_DATA_FORMAT_TYPE_I_PCM, AUDIO_NUM_OUTCHANNELS, AUDIO_CHANNEL_CONFIG_NON_PREDEFINED, /*_stridx*/ 0x00), \
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/* Type I Format Type Descriptor(2.3.1.6 - Audio Formats) */ \
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TUD_AUDIO_DESC_TYPE_I_FORMAT(_nBytesPerSample, _nBitsUsedPerSample), \
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/* Standard AS Isochronous Audio Data Endpoint Descriptor(4.10.1.1) */ \
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TUD_AUDIO_DESC_STD_AS_ISO_EP(_epout, (TUSB_XFER_ISOCHRONOUS | TUSB_ISO_EP_ATT_ASYNCHRONOUS | TUSB_ISO_EP_ATT_DATA), _epoutsize, TUD_OPT_HIGH_SPEED ? 0x04 : 0x01), \
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/* Class-Specific AS Isochronous Audio Data Endpoint Descriptor(4.10.1.2) */ \
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TUD_AUDIO_DESC_CS_AS_ISO_EP(AUDIO_CS_AS_ISO_DATA_EP_ATT_NON_MAX_PACKETS_OK, AUDIO_CTRL_NONE, AUDIO_CS_AS_ISO_DATA_EP_LOCK_DELAY_UNIT_UNDEFINED, 0x0000), \
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/* Standard AS Isochronous Feedback Endpoint Descriptor(4.10.2.1) */ \
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TUD_AUDIO_DESC_STD_AS_ISO_FB_EP(_epfb, 1), \
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/* Microphone Interface */ \
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/* Standard AS Interface Descriptor(4.9.1) */ \
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/* Interface 1, Alternate 0 - default alternate setting with 0 bandwidth */ \
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TUD_AUDIO_DESC_STD_AS_INT((uint8_t)((_itfnum)+2), /*_altset*/ 0x00, /*_nEPs*/ 0x00, /*_stridx*/ 0x00), \
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/* Standard AS Interface Descriptor(4.9.1) */ \
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/* Interface 1, Alternate 1 - alternate interface for data streaming */ \
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TUD_AUDIO_DESC_STD_AS_INT(/*_itfnum*/ (uint8_t)((_itfnum)+2), /*_altset*/ 0x01, /*_nEPs*/ 0x01, /*_stridx*/ 0x00), \
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/* Class-Specific AS Interface Descriptor(4.9.2) */ \
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TUD_AUDIO_DESC_CS_AS_INT(AUDIO_CTRL_ID_MIC_OUTPUT_STREAM, AUDIO_CTRL_NONE, AUDIO_FORMAT_TYPE_I, AUDIO_DATA_FORMAT_TYPE_I_PCM, AUDIO_NUM_INCHANNELS, AUDIO_CHANNEL_CONFIG_NON_PREDEFINED, /*_stridx*/ 0x00), \
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/* Type I Format Type Descriptor(2.3.1.6 - Audio Formats) */ \
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TUD_AUDIO_DESC_TYPE_I_FORMAT(_nBytesPerSample, _nBitsUsedPerSample), \
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/* Standard AS Isochronous Audio Data Endpoint Descriptor(4.10.1.1) */ \
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TUD_AUDIO_DESC_STD_AS_ISO_EP(_epin, (TUSB_XFER_ISOCHRONOUS | TUSB_ISO_EP_ATT_ASYNCHRONOUS | TUSB_ISO_EP_ATT_DATA), _epinsize, TUD_OPT_HIGH_SPEED ? 0x04 : 0x01), \
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/* Class-Specific AS Isochronous Audio Data Endpoint Descriptor(4.10.1.2) */ \
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TUD_AUDIO_DESC_CS_AS_ISO_EP(AUDIO_CS_AS_ISO_DATA_EP_ATT_NON_MAX_PACKETS_OK, AUDIO_CTRL_NONE, AUDIO_CS_AS_ISO_DATA_EP_LOCK_DELAY_UNIT_UNDEFINED, 0x0000)
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#define AIOC_HID_DESC_LEN (9 + 9 + 7)
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#define AIOC_HID_DESCRIPTOR(_itfnum, _stridx, _boot_protocol, _report_desc_len, _epin, _epsize, _ep_interval) \
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/* Interface */\
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9, TUSB_DESC_INTERFACE, _itfnum, 0, 1, TUSB_CLASS_HID, (uint8_t)((_boot_protocol) ? (uint8_t)HID_SUBCLASS_BOOT : 0), _boot_protocol, _stridx,\
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/* HID descriptor */\
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9, HID_DESC_TYPE_HID, U16_TO_U8S_LE(0x0100), 0, 1, HID_DESC_TYPE_REPORT, U16_TO_U8S_LE(_report_desc_len),\
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/* Endpoint In */\
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7, TUSB_DESC_ENDPOINT, _epin, TUSB_XFER_INTERRUPT, U16_TO_U8S_LE(_epsize), _ep_interval
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#define AIOC_CDC_DESC_LEN TUD_CDC_DESC_LEN
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#define AIOC_CDC_DESCRIPTOR TUD_CDC_DESCRIPTOR
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#define AIOC_DFU_RT_DESC_LEN TUD_DFU_RT_DESC_LEN
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#define AIOC_DFU_RT_DESCRIPTOR TUD_DFU_RT_DESCRIPTOR
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#endif /* USB_DESCRIPTORS_H_ */
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