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Thread: Wireless card unavailable in Debian, but works in Ubuntu

  1. #1
    Join Date
    Aug 2014
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    6

    Wireless card unavailable in Debian, but works in Ubuntu

    Hello guys,

    I have a liittle problem with a wireless card of a cheap HP laptop. It works perfectly well out of the box in Ubuntu 14.04, but not in Debian Jessie.

    Here is what I managed to find.


    In Ubuntu it looks like that:

    root@ubuntu:~# dmesg | grep 02:00.0
    [ 0.986323] pci 0000:02:00.0: [10ec:8179] type 00 class 0x028000
    [ 0.986347] pci 0000:02:00.0: reg 0x10: [io 0x2000-0x20ff]
    [ 0.986383] pci 0000:02:00.0: reg 0x18: [mem 0x90700000-0x90703fff 64bit]
    [ 0.986486] pci 0000:02:00.0: supports D1 D2
    [ 0.986490] pci 0000:02:00.0: PME# supported from D0 D1 D2 D3hot D3cold
    [ 0.986542] pci 0000:02:00.0: System wakeup disabled by ACPI

    root@ubuntu:~# lspci -s 02:00.0 -v
    02:00.0 Network controller: Realtek Semiconductor Co., Ltd. RTL8188EE Wireless Network Adapter (rev 01)
    Subsystem: Hewlett-Packard Company Device 197d
    Flags: bus master, fast devsel, latency 0, IRQ 17
    I/O ports at 2000 [size=256]
    Memory at 90700000 (64-bit, non-prefetchable) [size=16K]
    Capabilities: [40] Power Management version 3
    Capabilities: [50] MSI: Enable- Count=1/1 Maskable- 64bit+
    Capabilities: [70] Express Endpoint, MSI 00
    Capabilities: [100] Advanced Error Reporting
    Capabilities: [140] Device Serial Number 00-e0-4c-ff-fe-81-91-01
    Capabilities: [150] Latency Tolerance Reporting
    Kernel driver in use: rtl8188ee


    Whereas in Jessie it looks like that:

    root@debian:~# dmesg | grep 02:00.0
    [ 1.109622] pci 0000:02:00.0: [eaea:eaea] type 6a class 0xeaeaea
    [ 1.109628] pci 0000:02:00.0: unknown header type 6a, ignoring device

    root@debian:~# lspci -s 02:00.0 -v -H1
    02:00.0 Class eaea: Device eaea:eaea (rev ea) (prog-if ea)
    !!! Unknown header type 6a

    It's only available in the output of lspci with -H1 option.


    I'm aware that header type 6a is incorrect, but is there any workaround or something? How do I make the card work in Debian? How does Ubuntu do that?

    Thank you in advance for any help, it's greatly appreciated.

  2. #2
    Join Date
    Nov 2009
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    Hidden!
    Distro
    Kubuntu 20.04 Focal Fossa

    Re: Wireless card unavailable in Debian, but works in Ubuntu

    Kernel driver in use: rtl8188ee
    Ubutnu most likely ships with some drivers that Debian does not use as a result of distro opensource only policy. I am guessing here but most likely there is a backport to install the necessary drivers in debian.

    or just use Ubuntu.
    Read the easy to understand, lots of pics Ubuntu manual.
    Do i need antivirus/firewall in linux?
    Full disk backup (newer kernel -> suitable for newer PC): Clonezilla
    User friendly full disk backup: Rescuezilla

  3. #3
    Join Date
    Aug 2014
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    6

    Re: Wireless card unavailable in Debian, but works in Ubuntu

    Thanks for quick reply.
    I've installed rtl8188ee.ko in debian, I can even modprobe it. Unfortunately, it's useless since kernel does not "know" there is a wireless card in the system.

  4. #4
    Join Date
    Jul 2005
    Location
    I think I'm here! Maybe?
    Beans
    Hidden!
    Distro
    Xubuntu 22.04 Jammy Jellyfish

    Re: Wireless card unavailable in Debian, but works in Ubuntu

    Is the debian machine still cable attached? many Linux OSs will not detect the wireless if there is an ethernet cable still attached; that is true of Ubuntu, I think.

  5. #5
    Join Date
    Aug 2014
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    6

    Re: Wireless card unavailable in Debian, but works in Ubuntu

    Quote Originally Posted by ajgreeny View Post
    Is the debian machine still cable attached? many Linux OSs will not detect the wireless if there is an ethernet cable still attached; that is true of Ubuntu, I think.
    I've just gave it a try. No luck.

  6. #6
    Join Date
    Jun 2007
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    14,790

    Re: Wireless card unavailable in Debian, but works in Ubuntu

    Have you installed firmware-realtek package? What Debian kernel are you using?

  7. #7
    Join Date
    Aug 2014
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    6

    Re: Wireless card unavailable in Debian, but works in Ubuntu

    Quote Originally Posted by Temüjin View Post
    Have you installed firmware-realtek package? What Debian kernel are you using?
    Yes, I have. As I sad rtl8188ee.ko is available and can be modprobed. 3.14-2

  8. #8
    Join Date
    Jul 2008
    Location
    The Left Coast of the USA
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    Hidden!
    Distro
    Kubuntu

    Re: Wireless card unavailable in Debian, but works in Ubuntu

    As this appears to be specific to Debian (not an official flavor of Ubuntu ) the thread has been moved to Other Operating Systems and Projects.

    You have a few crack commandos helping you already, so they will be able to follow the redirect. Hopefully you won't get lost.

    Cheers.
    Please read The Forum Rules and The Forum Posting Guidelines

    A thing discovered and kept to oneself must be discovered time and again by others. A thing discovered and shared with others need be discovered only the once.
    This universe is crazy. I'm going back to my own.

  9. #9
    Join Date
    Aug 2014
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    6

    Re: Wireless card unavailable in Debian, but works in Ubuntu

    Any ideas please?

  10. #10
    Join Date
    Jun 2007
    Beans
    14,790

    Re: Wireless card unavailable in Debian, but works in Ubuntu

    Does dmesg say anything after you modprobe the module?

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