Re: Intel Wifi Link 5100 - halt system on Squeeze

2010-11-15 Thread Lennart Sorensen
On Sat, Nov 13, 2010 at 04:58:52PM -0300, Felipe Valverde wrote:
 Definitively the culprit is the new driver. I tried the testing and the
  unstable driver but they just do not work properly. They will freeze my
  laptop as soon as I try to connect to a wireless network. My fix is just a
  band-aid and it can't be considered a good fix, but it works.
 
 In order to know if the driver is the problem, I compiled the 2.6.35.7
 kernel version a few time ago and works perfectly (I'm using it now), so I
 think that the problem isn't the driver. Before that, I compiled others
 version and also works.
 Another interesting thing is with the same hardware on Ubuntu also works,
 so, I wonder if the problem is on the way that the kernel was compile for
 amd64 or something else.
 
 On the other hand, when I used the 2.6.32-27 (current kernel for Squeeze)
 the system is halt most of the time.
 
 So... ¿Someone is using the current kernel and drivers from Squeeze
 repository on a amd64 and have it working well?

If upgrading the kernel fixes things, then it does sound like a driver
issue.  Almost certainly the driver has changed between 2.6.32 and
2.6.35.7.

This wouldn't be the first time an update has broken the 5100.
It happened once before that a stable point update broke the 5100.
I think that was in 2.6.31 or maybe early 2.6.32.

-- 
Len Sorensen


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Re: Intel Wifi Link 5100 - halt system on Squeeze

2010-11-13 Thread Felipe Valverde
Hi

Definitively the culprit is the new driver. I tried the testing and the
 unstable driver but they just do not work properly. They will freeze my
 laptop as soon as I try to connect to a wireless network. My fix is just a
 band-aid and it can't be considered a good fix, but it works.


In order to know if the driver is the problem, I compiled the 2.6.35.7
kernel version a few time ago and works perfectly (I'm using it now), so I
think that the problem isn't the driver. Before that, I compiled others
version and also works.
Another interesting thing is with the same hardware on Ubuntu also works,
so, I wonder if the problem is on the way that the kernel was compile for
amd64 or something else.

On the other hand, when I used the 2.6.32-27 (current kernel for Squeeze)
the system is halt most of the time.

So... ¿Someone is using the current kernel and drivers from Squeeze
repository on a amd64 and have it working well?


Re: Intel Wifi Link 5100 - halt system on Squeeze

2010-11-11 Thread Andres Migliazzo
Felipe,
I have my Intel 5100 wireless card working again.

This is what I did:
1. Purged the firmware-iwlwifi 0.27 from my system.

2. Installed this one instead:
 firmware-iwlwi 0.24~bpo50+1   Binary firmware for Intel Wireless 3945, 496

I've downloaded this .deb from the lenny backports:
http://packages.debian.org/lenny-backports/firmware-iwlwifi

3. In order to troubleshoot I disabled the Network-Manager

4. Enabled the interface and configured it:
r...@aristoteles:~# ifconfig wlan0 up
r...@aristoteles:~# iwconfig wlan0 essid ESSID_NAME
r...@aristoteles:~# dhclient wlan0
done!

5. I prevent the firmware-iwlwifi 0.24 to be updated.
r...@aristoteles:~# echo firmware-iwlwifi hold | dpkg --set-selections

Check:
r...@aristoteles:~# dpkg --get-selections | grep firm
firmware-iwlwifihold


Definitively the culprit is the new driver. I tried the testing and the
unstable driver but they just do not work properly. They will freeze my
laptop as soon as I try to connect to a wireless network. My fix is just a
band-aid and it can't be considered a good fix, but it works.


I hope this helps, cheers!
Eng. Andres Migliazzo.


Re: Intel Wifi Link 5100 - halt system on Squeeze

2010-11-10 Thread Andres Migliazzo
I was WRONG. As soon as I rebooted and attempted to connect to my wireless
network the system hangs.
1. I've purged firmware-iwlwifi firmware-linux-nonfree from the system.
2. Rebooted.
3. With the system online I've installed firmware-iwlwifi.
4. Unplugged the network cable and enables the wireles interface. It
connected.
5. Rebooted again.
6. The system freezes.

This is an HP laptop 6930p with this wireless card:
Network controller: Intel Corporation PRO/Wireless 5100 AGN [Shiloh] Network
Connectio

It is a Debian AMD64 squeeze system with a 2.6.32-5-amd64 kernel. It was
working fine a couple of weeks ago. I have installed the stable
firmware-iwlwifi and it does not hangs but the card refuses to up.

I suspect that the new kernel broke it when I upgraded it, from the dpkg
log:
2010-11-02 19:16:31 upgrade linux-image-2.6.32-5-amd64 2.6.32-26 2.6.32-27

When I look for the old kernel in the /boot directory I can't find it. Only
the new one.  How can I downgrade a kernel in this cases?

Thank you
Andres Migliazzo