I am using hte latest ub-dCore-trusty, and imported alsa-utils and alsa-modules-3.8.13-tinycore and all works well. Info below:
05:04.0 Multimedia audio controller: Aureal Semiconductor Vortex 2 (rev fe)
Subsystem: Voyetra Technologies Montego II
Kernel driver in use: snd_au8830
peter@box:~$ lsmod
Module Size Used by
ipv6 176128 12
i915 327680 2
drm_kms_helper 24576 1 i915
drm 143360 3 i915,drm_kms_helper
shpchp 24576 0
video 16384 1 i915
backlight 12288 1 video
i2c_algo_bit 12288 1 i915
intel_agp 12288 1 i915
intel_gtt 16384 3 i915,intel_agp
agpgart 24576 3 drm,intel_agp,intel_gtt
snd_pcm_oss 32768 0
snd_seq_dummy 12288 0
snd_seq_oss 24576 0
snd_seq_midi_event 12288 1 snd_seq_oss
snd_seq 32768 5 snd_seq_midi_event,snd_seq_oss,snd_seq_dummy
snd_mixer_oss 16384 1 snd_pcm_oss
snd_au8830 36864 0
snd_mpu401_uart 12288 1 snd_au8830
snd_rawmidi 20480 1 snd_mpu401_uart
snd_seq_device 12288 4 snd_seq,snd_rawmidi,snd_seq_oss,snd_seq_dummy
gameport 12288 2 snd_au8830
snd_ac97_codec 73728 1 snd_au8830
snd_pcm 49152 3 snd_pcm_oss,snd_ac97_codec,snd_au8830
snd_page_alloc 12288 1 snd_pcm
snd_timer 20480 2 snd_pcm,snd_seq
snd 36864 11 snd_pcm_oss,snd_ac97_codec,snd_timer,snd_pcm,snd_seq,snd_rawmidi,snd_seq_oss,snd_mpu401_uart,snd_seq_device,snd_mixer_oss,snd_au8830
soundcore 12288 1 snd
ac97_bus 12288 1 snd_ac97_codec
cpufreq_conservative 12288 0
speedstep_lib 12288 0
cpufreq_stats 12288 0
cpufreq_userspace 12288 0
cpufreq_powersave 12288 0
squashfs 24576 5
loop 20480 10
mperf 12288 0
ppdev 12288 0
microcode 12288 0
tg3 110592 0
pcspkr 12288 0
ptp 12288 1 tg3
pps_core 12288 1 ptp
floppy 45056 0
parport_pc 24576 0
parport 24576 2 ppdev,parport_pc
lpc_ich 16384 0
mfd_core 12288 1 lpc_ich
peter@box:~$