gateway solo 2500 sound - nma2

Simon admin at thelight.org.uk
Sun Jul 25 12:14:11 UTC 2004


The laptops specs say it has a 'neomagic nma 2' sound card onboard. From 
what I can tell this is some sort of NeoMagic nm256 equivalent.

My main problem is that I simply get no sound. The fedora core 2 program 
system-config-soundcard doesnt actually detect a soundcard at all. Im 
using the 1.0.3 rpms of alsa which came with fedora.

Using modprobe -v snd_nm256 shows:

insmod /lib/modules/2.6.6-1.435.2.3/kernel/sound/soundcore.ko
insmod /lib/modules/2.6.6-1.435.2.3/kernel/sound/core/snd.ko
insmod /lib/modules/2.6.6-1.435.2.3/kernel/sound/core/snd-timer.ko
insmod /lib/modules/2.6.6-1.435.2.3/kernel/sound/core/snd-page-alloc.ko
insmod /lib/modules/2.6.6-1.435.2.3/kernel/sound/core/snd-pcm.ko
insmod /lib/modules/2.6.6-1.435.2.3/kernel/sound/pci/ac97/snd-ac97-codec.ko
insmod /lib/modules/2.6.6-1.435.2.3/kernel/sound/pci/nm256/snd-nm256.ko

And, as suggested in the nm256 part of the manual, ive added this to my 
/etc/mod*.conf:

alias char-major-116 snd
alias snd-card-0 snd-nm256
#options
alias char-major-14 soundcore
alias sound-slot-0 snd-card-0
alias sound-service-0-0 snd-mixer-oss
alias sound-service-0-1 snd-seq-oss
alias sound-service-0-3 snd-pcm-oss
alias sound-service-0-8 snd-seq-oss
alias sound-service-0-12 snd-pcm-oss

I get no errors on boot, but no modules are loaded from these mod*.conf 
entries on boot up.

lsmod with manual modprobe shows:

Module                  Size  Used by
snd_nm256              65064  0
snd_ac97_codec         54788  1 snd_nm256
snd_pcm                69256  1 snd_nm256
snd_page_alloc          8072  1 snd_pcm
snd_timer              17284  1 snd_pcm
snd                    39396  4 snd_nm256,snd_ac97_codec,snd_pcm,snd_timer
soundcore               6112  1 snd
parport_pc             19392  1
lp                      8236  0
parport                29640  2 parport_pc,lp
autofs4                12932  0
ds                     12292  4
yenta_socket           15232  1
pcmcia_core            47176  2 ds,yenta_socket
sunrpc                109924  1
8139too                17920  0
mii                     3584  1 8139too
floppy                 47440  0
sg                     27680  0
scsi_mod               91984  1 sg
microcode               4768  0
dm_mod                 32800  0
uhci_hcd               24472  0
button                  4632  0
battery                 6924  0
asus_acpi               8984  0
ac                      3340  0
ipv6                  184672  10
ext3                  103656  2
jbd                    40728  1 ext3

lsmod from boot shows:

Module                  Size  Used by
parport_pc             19392  1
lp                      8236  0
parport                29640  2 parport_pc,lp
autofs4                12932  0
ds                     12292  4
yenta_socket           15232  1
pcmcia_core            47176  2 ds,yenta_socket
sunrpc                109924  1
8139too                17920  0
mii                     3584  1 8139too
floppy                 47440  0
sg                     27680  0
scsi_mod               91984  1 sg
microcode               4768  0
dm_mod                 32800  0
uhci_hcd               24472  0
button                  4632  0
battery                 6924  0
asus_acpi               8984  0
ac                      3340  0
ipv6                  184672  8
ext3                  103656  2
jbd                    40728  1 ext3

With the nm256 module(s) loaded, alsamixer shows the following error:

alsamixer: function snd_ctl_open failed for default: No such device

and trying to play a wav with "play" gives:

sox: Can't open output file '/dev/dsp':No such device

Has anyone had any success getting sound working with alsa on this laptop?
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