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cat /proc/asound/cards
 0 [nForce2        ]: NFORCE - NVidia nForce2
                      NVidia nForce2 with ALC650F at irq 22
 1 [UART           ]: MPU-401 UART - MPU-401 UART
                      MPU-401 UART at 0x330, irq 10
 2 [Audigy         ]: Audigy - SB Audigy 1 [SB0092]
                      SB Audigy 1 [SB0092] (rev.3, serial:0x531102) at 0x9000, irq 17

/proc/asound/version
Advanced Linux Sound Architecture Driver Version 1.0.24.

dpkg -l | grep alsa
ii  alsa-base                            1.0.23+dfsg-2                      ALSA driver configuration files
ii  alsa-source                          1.0.23+dfsg-2                      ALSA driver sources
ii  alsa-utils                           1.0.23-3                           Utilities for configuring and using ALSA
ii  gstreamer0.10-alsa                   0.10.30-1                          GStreamer plugin for ALSA
ii  libsdl1.2debian-alsa                 1.2.14-6.1                         Simple DirectMedia Layer (with X11 and ALSA options)
ii  libsox-fmt-alsa                      14.3.1-1                           SoX alsa format I/O library
ii  libwine-alsa                         1.0.1-3.1                          Windows API implementation - ALSA sound module

cat /proc/asound/modules
 0 snd_intel8x0
 1 snd_mpu401
 2 snd_emu10k1

lspci
00:00.0 Host bridge: nVidia Corporation nForce2 IGP2 (rev c1)
00:00.1 RAM memory: nVidia Corporation nForce2 Memory Controller 1 (rev c1)
00:00.2 RAM memory: nVidia Corporation nForce2 Memory Controller 4 (rev c1)
00:00.3 RAM memory: nVidia Corporation nForce2 Memory Controller 3 (rev c1)
00:00.4 RAM memory: nVidia Corporation nForce2 Memory Controller 2 (rev c1)
00:00.5 RAM memory: nVidia Corporation nForce2 Memory Controller 5 (rev c1)
00:01.0 ISA bridge: nVidia Corporation nForce2 ISA Bridge (rev a4)
00:01.1 SMBus: nVidia Corporation nForce2 SMBus (MCP) (rev a2)
00:02.0 USB Controller: nVidia Corporation nForce2 USB Controller (rev a4)
00:02.1 USB Controller: nVidia Corporation nForce2 USB Controller (rev a4)
00:02.2 USB Controller: nVidia Corporation nForce2 USB Controller (rev a4)
00:04.0 Ethernet controller: nVidia Corporation nForce2 Ethernet Controller (rev a1)
00:05.0 Multimedia audio controller: nVidia Corporation nForce Audio Processing Unit (rev a2)
00:06.0 Multimedia audio controller: nVidia Corporation nForce2 AC97 Audio Controler (MCP) (rev a1)
00:08.0 PCI bridge: nVidia Corporation nForce2 External PCI Bridge (rev a3)
00:09.0 IDE interface: nVidia Corporation nForce2 IDE (rev a2)
00:0c.0 PCI bridge: nVidia Corporation nForce2 PCI Bridge (rev a3)
00:0d.0 FireWire (IEEE 1394): nVidia Corporation nForce2 FireWire (IEEE 1394) Controller (rev a3)
00:1e.0 PCI bridge: nVidia Corporation nForce2 AGP (rev c1)
01:09.0 Multimedia audio controller: Creative Labs SB Audigy (rev 03)
01:09.1 Input device controller: Creative Labs SB Audigy Game Port (rev 03)
01:09.2 FireWire (IEEE 1394): Creative Labs SB Audigy FireWire Port (rev 01)
01:0b.0 RAID bus controller: Silicon Image, Inc. SiI 3112 [SATALink/SATARaid] Serial ATA Controller (rev 02)
02:01.0 Ethernet controller: 3Com Corporation 3C920B-EMB Integrated Fast Ethernet Controller [Tornado] (rev 40)
03:00.0 VGA compatible controller: ATI Technologies Inc Radeon X1650 Pro (rev 9e)
03:00.1 Display controller: ATI Technologies Inc Radeon X1650 Pro (Secondary) (rev 9e)

cat /etc/modprobe.d/alsa-base.conf
# autoloader aliases
install sound-slot-0 /sbin/modprobe snd-card-0
install sound-slot-1 /sbin/modprobe snd-card-1
install sound-slot-2 /sbin/modprobe snd-card-2
install sound-slot-3 /sbin/modprobe snd-card-3
install sound-slot-4 /sbin/modprobe snd-card-4
install sound-slot-5 /sbin/modprobe snd-card-5
install sound-slot-6 /sbin/modprobe snd-card-6
install sound-slot-7 /sbin/modprobe snd-card-7
# Cause optional modules to be loaded above generic modules
install snd /sbin/modprobe --ignore-install snd && { /sbin/modprobe --quiet snd-ioctl32 ; /sbin/modprobe --quiet snd-seq ; }
install snd-rawmidi /sbin/modprobe --ignore-install snd-rawmidi && { /sbin/modprobe --quiet snd-seq-midi ; : ; }
install snd-emu10k1 /sbin/modprobe --ignore-install snd-emu10k1 && { /sbin/modprobe --quiet snd-emu10k1-synth ; : ; }

# Prevent abnormal drivers from grabbing index 0
options snd-emu10k1 index=-2
options bt87x index=-2
options cx88_alsa index=-2
options snd-atiixp-modem index=-2
options snd-intel8x0m index=-2
options snd-via82xx-modem index=-2
# Keep snd-pcsp from beeing loaded as first soundcard
options snd-pcsp index=0