Помогите настроить звук в gentoo.

$ lspci | grep udio
00:1b.0 Audio device: Intel Corporation 82801JI (ICH10 Family) HD Audio Controller
03:00.1 Audio device: NVIDIA Corporation GF114 HDMI Audio Controller (rev a1)
08:01.0 Multimedia audio controller: Creative Labs CA0106 Soundblaster

$ cat /proc/asound/cards
 0 [Loopback       ]: Loopback - Loopback
                      Loopback 1
 1 [CA0106         ]: CA0106 - CA0106
                      Audigy SE [SB0570] at 0xec00 irq 17
$ hwinfo --sound 
20: PCI 1b.0: 0403 Audio device                                 
  [Created at pci.328]
  Unique ID: u1Nb.884bYv99uIE
  SysFS ID: /devices/pci0000:00/0000:00:1b.0
  SysFS BusID: 0000:00:1b.0
  Hardware Class: sound
  Model: "Intel 82801JI (ICH10 Family) HD Audio Controller"
  Vendor: pci 0x8086 "Intel Corporation"
  Device: pci 0x3a3e "82801JI (ICH10 Family) HD Audio Controller"
  SubVendor: pci 0x1043 "ASUSTeK Computer Inc."
  SubDevice: pci 0x8418 
  Memory Range: 0xf7df8000-0xf7dfbfff (rw,non-prefetchable)
  IRQ: 4 (no events)
  Module Alias: "pci:v00008086d00003A3Esv00001043sd00008418bc04sc03i00"
  Config Status: cfg=new, avail=yes, need=no, active=unknown

35: PCI 300.1: 0403 Audio device
  [Created at pci.328]
  Unique ID: kEn8.Yy09OImdrrD
  Parent ID: 3hqH._4Jk6Hys5IC
  SysFS ID: /devices/pci0000:00/0000:00:03.0/0000:03:00.1
  SysFS BusID: 0000:03:00.1
  Hardware Class: sound
  Model: "nVidia GF114 HDMI Audio Controller"
  Vendor: pci 0x10de "nVidia Corporation"
  Device: pci 0x0e0c "GF114 HDMI Audio Controller"
  Revision: 0xa1
  Memory Range: 0xfbbfc000-0xfbbfffff (rw,non-prefetchable)
  IRQ: 15 (no events)
  Module Alias: "pci:v000010DEd00000E0Csv00000000sd00000000bc04sc03i00"
  Config Status: cfg=new, avail=yes, need=no, active=unknown
  Attached to: #10 (PCI bridge)

38: PCI 801.0: 0401 Multimedia audio controller
  [Created at pci.328]
  Unique ID: KILV.WCfr2+peI1A
  Parent ID: 6NW+.mTebKEmhWYA
  SysFS ID: /devices/pci0000:00/0000:00:1e.0/0000:08:01.0
  SysFS BusID: 0000:08:01.0
  Hardware Class: sound
  Model: "Creative SB0570 [SB Audigy SE]"
  Vendor: pci 0x1102 "Creative Labs"
  Device: pci 0x0007 "CA0106 Soundblaster"
  SubVendor: pci 0x1102 "Creative Labs"
  SubDevice: pci 0x100a "SB0570 [SB Audigy SE]"
  Driver: "snd_ca0106"
  Driver Modules: "snd_ca0106"
  I/O Ports: 0xec00-0xec1f (rw)
  IRQ: 17 (184 events)
  Module Alias: "pci:v00001102d00000007sv00001102sd0000100Abc04sc01i00"
  Config Status: cfg=new, avail=yes, need=no, active=unknown
  Attached to: #28 (PCI bridge)