[plug] Ubuntu 11.10 and wireless
Ishwor Gurung
ishwor.gurung at gmail.com
Tue Feb 21 10:24:16 WST 2012
On 21 February 2012 07:54, Ishwor Gurung <ishwor.gurung at gmail.com> wrote:
> Hi!
>
> On 21 February 2012 06:58, Shanon Loughton <autobot at iinet.net.au> wrote:
>> Hi All
>>
>> Ive tried googling this but not sure what exactly to do. I installed 11.10
>> and wifi worked the first few days then not long after it suddenly took a
>> long time to boot, as if its waiting for something, and then when it finally
>> gets to login there is no wlan device. Anyone else had an issue with intel
>> wireless?
>>
>> dmesg | grep iwl
>> [ 2.082140] iwl4965: Intel(R) Wireless WiFi 4965 driver for Linux,
>> in-tree:
>> [ 2.082143] iwl4965: Copyright(c) 2003-2011 Intel Corporation
>> [ 2.082230] iwl4965 0000:0b:00.0: PCI INT A -> GSI 17 (level, low) -> IRQ
>> 17
>> [ 2.082260] iwl4965 0000:0b:00.0: setting latency timer to 64
>> [ 2.082318] iwl4965 0000:0b:00.0: Detected Intel(R) Wireless WiFi Link
>> 4965AGN, REV=0x4
>> [ 2.125179] iwl4965 0000:0b:00.0: device EEPROM VER=0x36, CALIB=0x5
>> [ 2.125222] iwl4965 0000:0b:00.0: Tunable channels: 11 802.11bg, 13
>> 802.11a channels
>> [ 2.125354] iwl4965 0000:0b:00.0: irq 46 for MSI/MSI-X
>> [ 62.944121] iwl4965 0000:0b:00.0: request for firmware file
>> 'iwlwifi-4965-2.ucode' failed.
>> [ 62.944128] iwl4965 0000:0b:00.0: no suitable firmware found!
>> [ 62.944373] iwl4965 0000:0b:00.0: PCI INT A disabled
>
> There. That's your problem. How did you install Ubuntu? And what
> kernel version is this?
> You're missing the firmware :-)
>
> Info regarding my snipped copy of the fw -
>
> root at tarzan:~# modinfo iwlwifi
> filename:
> /lib/modules/3.2.2-kernel/kernel/drivers/net/wireless/iwlwifi/iwlwifi.ko
> alias: iwlagn
> license: GPL
> author: Copyright(c) 2003-2011 Intel Corporation <ilw at linux.intel.com>
> version: in-tree:
> description: Intel(R) Wireless WiFi Link AGN driver for Linux
> firmware: iwlwifi-5150-2.ucode
> firmware: iwlwifi-5000-5.ucode
> firmware: iwlwifi-6000g2b-6.ucode
> firmware: iwlwifi-6000g2a-6.ucode
> firmware: iwlwifi-6050-5.ucode
> firmware: iwlwifi-6000-4.ucode
> firmware: iwlwifi-100-6.ucode
> firmware: iwlwifi-1000-6.ucode
> firmware: iwlwifi-135-6.ucode
> firmware: iwlwifi-105-6.ucode
> firmware: iwlwifi-2030-6.ucode
> firmware: iwlwifi-2000-6.ucode
>
> [...]
>
> Quick tip: head to
> http://kuscsik.blogspot.com/2007/06/how-to-install-intel-4965-wireless.html
> and follow the steps making sure you fetch the latest driver.
>
> HTH
>
> Cheers
Another one:
root at tarzan:~# find /lib/firmware -name "iwl*"
/lib/firmware/iwlwifi-1000-3.ucode
/lib/firmware/iwlwifi-3945-2.ucode
/lib/firmware/iwlwifi-5150-2.ucode
/lib/firmware/iwlwifi-4965-2.ucode
/lib/firmware/iwlwifi-6050-5.ucode
/lib/firmware/iwlwifi-6000-4.ucode
/lib/firmware/iwlwifi-5000-5.ucode
/lib/firmware/iwlwifi-100-5.ucode
/lib/firmware/iwlwifi-1000-5.ucode
/lib/firmware/iwlwifi-5000-2.ucode
/lib/firmware/iwlwifi-6000g2b-5.ucode
/lib/firmware/iwlwifi-5000-1.ucode
/lib/firmware/iwlwifi-6050-4.ucode
/lib/firmware/iwlwifi-6000g2a-5.ucode
(The above find command is so that you know if you have the proper
firmware installed)
HTH
--
Best regards,
Ishwor
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