• Takashi Sakamoto's avatar
    ALSA: fireface: add support for Fireface 400 · 76fdb3a9
    Takashi Sakamoto authored
    Fireface 400 is a second model of RME Fireface series, released in 2006.
    This commit adds support for this model.
    
    This model supports 8 analog channels, 2 S/PDIF channels and 8 ADAT
    channels in both of tx/rx packet. The number of ADAT channels differs
    depending on each mode of sampling transmission frequency.
    
    $ python2 linux-firewire-utils/src/crpp < /sys/bus/firewire/devices/fw1/config_rom
                   ROM header and bus information block
                   -----------------------------------------------------------------
    400  04107768  bus_info_length 4, crc_length 16, crc 30568 (should be 61311)
    404  31333934  bus_name "1394"
    408  20009002  irmc 0, cmc 0, isc 1, bmc 0, cyc_clk_acc 0, max_rec 9 (1024)
    40c  000a3501  company_id 000a35     |
    410  1bd0862a  device_id 011bd0862a  | EUI-64 000a35011bd0862a
    
                   root directory
                   -----------------------------------------------------------------
    414  000485ec  directory_length 4, crc 34284
    418  03000a35  vendor
    41c  0c0083c0  node capabilities per IEEE 1394
    420  8d000006  --> eui-64 leaf at 438
    424  d1000001  --> unit directory at 428
    
                   unit directory at 428
                   -----------------------------------------------------------------
    428  000314c4  directory_length 3, crc 5316
    42c  12000a35  specifier id
    430  13000002  version
    434  17101800  model
    
                   eui-64 leaf at 438
                   -----------------------------------------------------------------
    438  000261a8  leaf_length 2, crc 25000
    43c  000a3501  company_id 000a35     |
    440  1bd0862a  device_id 011bd0862a  | EUI-64 000a35011bd0862a
    Signed-off-by: 's avatarTakashi Sakamoto <o-takashi@sakamocchi.jp>
    Signed-off-by: 's avatarTakashi Iwai <tiwai@suse.de>
    76fdb3a9