Hello, Thanks for the quick reaction, Takashi :) I ran the command you mentioned, and your guess was spot on: daniel@gibbonmoon:~/opt/linux-firewire-utils-0.4/src$ ./firewire-request /dev/fw1 read 0xffffc8020000 60 result: 000: 62 72 69 64 67 65 43 6f 03 00 00 00 00 00 00 00 bridgeCo........ result: 010: 00 27 23 00 00 00 00 02 02 00 00 00 00 00 00 00 .'#............. result: 020: 32 30 31 30 30 35 32 35 31 32 31 35 30 34 20 20 20100525121504 result: 030: 02 00 02 00 ff ff ff 00 80 00 0c 40 7c e3 13 00 ...........@|... result: 040: 32 30 30 38 31 32 30 32 31 33 34 34 34 38 20 20 20081202134448 result: 050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ Daniel On Sun, Jan 19, 2020 at 4:43 PM Takashi Sakamoto <o-takashi@xxxxxxxxxxxxx> wrote: > Hi, > > I'm an author of ALSA bebob driver (snd-bebob). > > On Sun, Jan 19, 2020 at 03:01:00PM +0100, Daniel Jozsef wrote: > > It's a Toneweal FW66, a 6x6 in/out 24bit 96kHz audio interface with > MIDI. I > > kinda like it for its build quality and the time I spent with it. :D The > > largest chip in the device is labeled Trigaudio MNP-TA110. I searched for > > information on this device, and found very little - it's a Taiwanese > > company. There seems evidence that a "Trigaudio FW66" also exists, so the > > device may have been sold under different brands in different markets. > > In my opinion, FW66 is an application of ArchWave BeBoB solution for > audio and music units on IEEE 1394 bus (ArchWave is formerly known as > BridgeCo) since I can find file structure for the solution in driver > package shipped by the vendor. I guess that you can see large ASIC > labelled with 'BridgeCo' (or 'ArchWave') DM1000/1100/1500 inner the > device. If so, the device is possibly handled by implementation of FFADO. > > But as a quick glance to your log, the implementation of FFADO fails to > detect it: > > > daniel@gibbonmoon:~$ sudo ffado-test Discover > > ... > > 02878614308: Warning (bebob_avdevice.cpp)[ 228] discover: Using generic > BeBoB support for unsupported device 'ToneWeal FW66' > > 02878620133: Debug (bebob_avdevice_subunit.cpp)[ 83] discover: > Discovering BeBoB::AudioSubunit... > > 02878620175: Debug (avc_audiosubunit.cpp)[ 56] discover: Discovering > BeBoB::AudioSubunit... > > 02878620196: Debug (avc_subunit.cpp)[ 108] discoverPlugs: Discovering > plugs... > > 02878778208: Error (bebob_avplug.cpp)[ 237] discoverPlugType: Plug does > not implement extended plug info plug type info command > > 02878778236: Error (bebob_avplug.cpp)[ 120] discover: discover: Could > not discover plug type (1,1,0,0,1) > > 02878778272: Error (avc_subunit.cpp)[ 189] discoverPlugs: plug discover > failed > > 02878778283: Error (avc_subunit.cpp)[ 131] discoverPlugs: destination > plug discovering failed > > 02878778301: Error (avc_subunit.cpp)[ 99] discover: plug discovery > failed > > 02878778312: Error (avc_unit.cpp)[ 283] enumerateSubUnits: > enumerateSubUnits: Could not discover subunit_id = 0, subunit_type = 1 > (Audio) > > 02878778335: Error (avc_unit.cpp)[ 177] discover: Could not enumerate > sub units > > 02878778347: Error (bebob_avdevice.cpp)[ 232] discover: Could not > discover unit > > 02878778376: Error (devicemanager.cpp)[ 628] discover: could not > discover device > > 02878778419: Debug (devicemanager.cpp)[ 661] discover: Discovery > finished... > ... > > The reason is the unit returns NOT_IMPLEMENTED response against vendor > specific AV/C command (Extended Plug Information command defined by > BridgeCo.) for Audio subunit. I guess that the device has no Audio > subunit but the implementation performs to use it without checking > available subunits. > > > For my information, would you please clone linux-firewire-utils[1] into > your system and build it, then run below command to dump device > information: > > $ ./firewire-request /dev/fw1 read 0xffffc8020000 60 > result: 000: 62 72 69 64 67 65 43 6f 03 00 00 00 00 00 00 00 > bridgeCo........ > result: 010: 00 96 14 00 22 03 00 00 19 00 00 00 00 00 00 00 > ...."........... > result: 020: 32 30 30 39 30 36 30 39 31 36 32 39 34 30 20 20 20090609162940 > result: 030: 00 00 00 19 07 1f 00 00 80 00 0c 40 70 35 14 00 > ...........@p5.. > result: 040: 32 30 30 39 30 36 30 39 31 36 32 32 31 39 20 20 20090609162219 > result: 050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 > ................ > > The above is a sample of Phonic Firefly 202. I expect the first line > includes bytes represent 'bridgeCo'. > > [1] https://github.com/cladisch/linux-firewire-utils > > > Regards > > Takashi Sakamoto > _______________________________________________ Alsa-devel mailing list Alsa-devel@xxxxxxxxxxxxxxxx https://mailman.alsa-project.org/mailman/listinfo/alsa-devel
