<def f='src/src/sys/dev/usb/uaudioreg.h' l='252' ll='261'/>
<size>260</size>
<mbr r='usb_audio_extension_unit_1::bNrChannels' o='0' t='uByte'/>
<mbr r='usb_audio_extension_unit_1::wChannelConfig' o='8' t='uWord'/>
<mbr r='usb_audio_extension_unit_1::iChannelNames' o='24' t='uByte'/>
<mbr r='usb_audio_extension_unit_1::bControlSize' o='32' t='uByte'/>
<mbr r='usb_audio_extension_unit_1::bmControls' o='40' t='uByte [255]'/>
