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update midi desc

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This commit is contained in:
sakumisu
2022-03-09 10:34:08 +08:00
parent b8d1fd6b65
commit 0c57037257
2 changed files with 238 additions and 31 deletions
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102
class/midi/usb_midi.h
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@@ -7,12 +7,16 @@
#ifndef _USB_MIDI_H_
#define _USB_MIDI_H_
/* MIDI Streaming class specific interfaces */
#define MIDI_IN_JACK 0x02
#define MIDI_OUT_JACK 0x03
/* bDescriptorSubType */
#define MIDI_VC_HEADER_DESCRIPTOR_SUBTYPE 0x01U
#define MIDI_MS_HEADER_DESCRIPTOR_SUBTYPE 0x01U
#define MIDI_MS_GENERAL_DESCRIPTOR_SUBTYPE 0x01U
#define MIDI_MIDI_IN_JACK_DESCRIPTOR_SUBTYPE 0x02U
#define MIDI_MIDI_OUT_JACK_DESCRIPTOR_SUBTYPE 0x03U
#define MIDI_JACK_EMBEDDED 0x01
#define MIDI_JACK_EXTERNAL 0x02
/* bJackType */
#define MIDI_JACK_TYPE_EMBEDDED 0x01
#define MIDI_JACK_TYPE_EXTERNAL 0x02
#define MIDI_CHANNEL_OMNI 0
#define MIDI_CHANNEL_OFF 17
@@ -120,27 +124,43 @@ enum MidiControlChangeNumber {
PolyModeOn = 127
};
struct midi_cs_interface_descriptor {
struct midi_cs_if_ac_header_descriptor {
uint8_t bLength;
uint8_t bDescriptorType;
uint8_t SubType;
uint8_t bDescriptorSubType;
uint16_t bcdADC;
uint16_t wTotalLength;
uint8_t bInCollection;
uint8_t baInterfaceNr[];
} __PACKED;
#define MIDI_SIZEOF_AC_HEADER_DESC(n) (8 + n)
struct midi_cs_if_ms_header_descriptor {
uint8_t bLength;
uint8_t bDescriptorType;
uint8_t bDescriptorSubType;
uint16_t bcdMSC;
uint16_t wTotalLength;
} __PACKED;
struct midi_in_jack_descriptor {
#define MIDI_SIZEOF_MS_HEADER_DESC (7)
struct midi_cs_if_in_jack_descriptor {
uint8_t bLength;
uint8_t bDescriptorType;
uint8_t SubType;
uint8_t bDescriptorSubType;
uint8_t bJackType;
uint8_t bJackId;
uint8_t iJack;
} __PACKED;
struct midi_out_jack_descriptor {
#define MIDI_SIZEOF_IN_JACK_DESC (6)
struct midi_cs_if_out_jack_descriptor {
uint8_t bLength;
uint8_t bDescriptorType;
uint8_t SubType;
uint8_t bDescriptorSubType;
uint8_t bJackType;
uint8_t bJackId;
uint8_t bNrInputPins;
@@ -149,26 +169,46 @@ struct midi_out_jack_descriptor {
uint8_t iJack;
} __PACKED;
#define MIDI_ADAPTER_AC_INTERFACE_DESCRIPTOR_SIZE(num) (8 + num)
#define MIDI_ADAPTER_AC_INTERFACE_DESCRIPTOR(num) \
struct midi_adapter_ac_interface_descriptor { \
uint8_t bLength; \
uint8_t bDescriptorType; \
uint8_t SubType; \
uint16_t bcdADC; \
uint16_t wTotalLength; \
uint8_t bInCollection; \
uint8_t baInterfaceNr[num]; \
} __PACKED
#define MIDI_SIZEOF_OUT_JACK_DESC (9)
#define MIDI_CS_BULK_ENDPOINT_DESCRIPTOR_SIZE(num) (4 + num)
#define MIDI_CS_BULK_ENDPOINT_DESCRIPTOR(num) \
struct midi_cs_bulk_descriptor { \
uint8_t bLength; \
uint8_t bDescriptorType; \
uint8_t SubType; \
uint8_t bNumEmbMIDIJack; \
uint8_t baAssocJackID[num]; \
} __PACKED
struct midi_cs_ep_ms_general_descriptor {
uint8_t bLength;
uint8_t bDescriptorType;
uint8_t bDescriptorSubType;
uint8_t bNumEmbMIDIJack;
uint8_t baAssocJackID[];
} __PACKED;
#define MIDI_SIZEOF_MS_GENERAL_DESC(n) (4 + n)
// clang-format off
#define MIDI_IN_JACK_DESCRIPTOR_INIT(bJackType, bJackID) \
0x06, \
0x24, \
MIDI_MIDI_IN_JACK_DESCRIPTOR_SUBTYPE, \
bJackType, \
bJackID, \
0x00
#define MIDI_OUT_JACK_DESCRIPTOR_INIT(bJackType, bJackID, baSourceID) \
0x09, \
0x24, \
MIDI_MIDI_OUT_JACK_DESCRIPTOR_SUBTYPE, \
bJackType, \
bJackID, \
0x01, \
baSourceID, \
0x01, \
0x00
#define MIDI_JACK_DESCRIPTOR_INIT(bJackFirstID) \
MIDI_IN_JACK_DESCRIPTOR_INIT(MIDI_JACK_TYPE_EMBEDDED, bJackFirstID), \
MIDI_IN_JACK_DESCRIPTOR_INIT(MIDI_JACK_TYPE_EXTERNAL, (bJackFirstID + 1)), \
MIDI_OUT_JACK_DESCRIPTOR_INIT(MIDI_JACK_TYPE_EMBEDDED, (bJackFirstID + 2), (bJackFirstID + 1)), \
MIDI_OUT_JACK_DESCRIPTOR_INIT(MIDI_JACK_TYPE_EXTERNAL, (bJackFirstID + 3), (bJackFirstID))
#define MIDI_SIZEOF_JACK_DESC (6 + 6 + 9 + 9)
// clang-format on
#endif /* _USB_MIDI_H_ */