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Old 07-27-2005, 12:16 PM   #1
pierre44
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Registered: Jul 2005
Posts: 19

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Problem wifi card detection


Hi

My wireless card 3COM 3CRWE154G72 worked with my previous kernel version. But I upgraded my kernel version in order to set up a routing algorithm. But now, it is impossible to detect the card with YAST and so to configure it with ifconfig and iwconfig.

Can you give me some tests to do in order to detect the card?

When you ugdrade the kernel version, do the config files change?

I dont think it is a problem with the firmware because i set up with my previous version and now after upgrading the files are always here.

My new kernel version is 2.6.12.3

Do you know if there is problem with this kernel version?
How can i check if all the good modules are loaded?

Thanks in advance

Pit
 
Old 07-27-2005, 01:03 PM   #2
Half_Elf
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Registered: Sep 2001
Location: Montreal, Canada
Distribution: Slackware; Debian; Gentoo...
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Have you compiled the kernel yourself from source? Is it possible that you forgot to enable something (like the wireless driver)?
When you was using the previous kernel, was your card driver included in the kernel or modularized (was it a module or not, in other words)? It is possible Suse decided to remove the support for this card (could you post the output of "lspci"? it could help us to find out what was your driver/what are possible drivers), maybe you now need to install some additionnal drivers or (worst) to recompile your kernel by hand to add the support for this card.

Oh and I just saw you are wondering how to check modules. "lsmod" will give you a list
 
Old 07-28-2005, 07:18 AM   #3
pierre44
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Registered: Jul 2005
Posts: 19

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Hi thank you for your help!

I compiled the kernel myself from downloaded files.It is possible I forgot to enable something in the config menu because i am e newbie.I think my previous card driver was included in the kernel but i am not sure at all.

here are my results:

lspci

0000:00:00.0 Host bridge: Intel Corp. 82845 845 (Brookdale) Chipset Host Bridge (rev 04)
0000:00:01.0 PCI bridge: Intel Corp. 82845 845 (Brookdale) Chipset AGP Bridge (rev 04)
0000:00:1d.0 USB Controller: Intel Corp. 82801DB USB (Hub #1) (rev 03)
0000:00:1d.1 USB Controller: Intel Corp. 82801DB USB (Hub #2) (rev 03)
0000:00:1d.2 USB Controller: Intel Corp. 82801DB USB (Hub #3) (rev 03)
0000:00:1d.7 USB Controller: Intel Corp. 82801DB USB2 (rev 03)
0000:00:1e.0 PCI bridge: Intel Corp. 82801BAM/CAM PCI Bridge (rev 83)
0000:00:1f.0 ISA bridge: Intel Corp. 82801DBM LPC Interface Controller (rev 03)
0000:00:1f.1 IDE interface: Intel Corp. 82801DBM Ultra ATA Storage Controller (rev 03)
0000:00:1f.5 Multimedia audio controller: Intel Corp. 82801DB AC'97 Audio Controller (rev 03)
0000:00:1f.6 Modem: Intel Corp. 82801DB AC'97 Modem Controller (rev 03)
0000:01:00.0 VGA compatible controller: nVidia Corporation NV28 [GeForce4 Ti 4200 Go AGP 8x] (rev a1)
0000:02:00.0 Ethernet controller: Broadcom Corporation BCM4401 100Base-T (rev 01)
0000:02:01.0 CardBus bridge: Texas Instruments PCI4510 PC card Cardbus Controller (rev 02)
0000:02:01.1 FireWire (IEEE 1394): Texas Instruments PCI4510 IEEE-1394 Controller

lsmod

Module Size Used by
snd_pcm_oss 57376 0
snd_mixer_oss 18688 1 snd_pcm_oss
usbserial 28264 0
parport_pc 38340 1
lp 11588 0
parport 34248 2 parport_pc,lp
edd 10080 0
joydev 9664 0
sg 36000 0
st 38048 0
sd_mod 18192 0
sr_mod 16420 0
scsi_mod 129864 4 sg,st,sd_mod,sr_mod
ide_cd 39044 0
cdrom 36768 2 sr_mod,ide_cd
nvram 8584 0
cpufreq_userspace 4572 1
speedstep_ich 5132 0
speedstep_lib 3840 1 speedstep_ich
thermal 13064 0
processor 22068 1 thermal
fan 4612 0
button 6672 0
ipv6 239040 13
battery 9476 0
ac 4868 0
snd_ac97_codec 75384 0
snd_pcm 93704 2 snd_pcm_oss,snd_ac97_codec
snd_timer 24708 1 snd_pcm
snd 60804 5 snd_pcm_oss,snd_mixer_oss,snd_ac97_codec,snd_pcm,snd_timer
soundcore 9056 1 snd
snd_page_alloc 10244 1 snd_pcm
ohci1394 32308 0
ieee1394 97848 1 ohci1394
ehci_hcd 31880 0
af_packet 21256 2
intel_agp 22044 1
agpgart 33608 1 intel_agp
uhci_hcd 30096 0
evdev 9216 0
usbcore 110844 4 usbserial,ehci_hcd,uhci_hcd
b44 21380 0
mii 5632 1 b44
nls_cp437 5888 1
vfat 12800 1
fat 49692 1 vfat
nls_utf8 2176 2
ntfs 100080 1
dm_mod 54588 0
reiserfs 240880 1

Thanks a lot.

Pit
 
Old 07-28-2005, 08:01 AM   #4
Half_Elf
LQ Guru
 
Registered: Sep 2001
Location: Montreal, Canada
Distribution: Slackware; Debian; Gentoo...
Posts: 2,163

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Ok. I don't see your card in the lspci output, it is a PCMCIA card, right?

So, in the kernel, look at :
[Menu Config]/Device Drivers/Networking Support/Wireless LAN (non Ham radio)

Make sure you have every driver you need loaded there (in case of doubt check everything?). I don't know what'S your card chipset but wireless is often realy confusing, as vendors change their chipset as they change of underwear. If you don't know the "all" guess may be fine

By the way, wireless kernel drivers are outdated at my experience, it is always poissible to get a version newer somewhere. Sometime it enables some locked on the card and such, if you want to try...
 
  


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