/dev/fb0 no such devicce ...


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Thread: /dev/fb0 no such devicce ...

  1. #1
    Join Date
    Feb 2000
    Posts
    614

    /dev/fb0 no such devicce ...

    I get that after installing XDirectFB ... though I do have frame buffer enabled in kernel ...

    what can be the problem ?

    #
    # Frame-buffer support
    #
    CONFIG_FB=y
    CONFIG_DUMMY_CONSOLE=y
    CONFIG_FB_RIVA=m
    # CONFIG_FB_CLGEN is not set
    # CONFIG_FB_PM2 is not set
    # CONFIG_FB_CYBER2000 is not set
    # CONFIG_FB_VESA is not set
    # CONFIG_FB_VGA16 is not set
    # CONFIG_FB_HGA is not set
    CONFIG_VIDEO_SELECT=y
    # CONFIG_FB_MATROX is not set
    # CONFIG_FB_ATY is not set
    # CONFIG_FB_RADEON is not set
    # CONFIG_FB_ATY128 is not set
    # CONFIG_FB_SIS is not set
    # CONFIG_FB_3DFX is not set
    # CONFIG_FB_VOODOO1 is not set
    # CONFIG_FB_TRIDENT is not set
    # CONFIG_FB_VIRTUAL is not set
    CONFIG_FBCON_ADVANCED=y
    # CONFIG_FBCON_MFB is not set
    # CONFIG_FBCON_CFB2 is not set
    # CONFIG_FBCON_CFB4 is not set
    CONFIG_FBCON_CFB8=y
    CONFIG_FBCON_CFB16=y
    CONFIG_FBCON_CFB24=y
    CONFIG_FBCON_CFB32=y
    # CONFIG_FBCON_AFB is not set
    # CONFIG_FBCON_ILBM is not set
    # CONFIG_FBCON_IPLAN2P2 is not set
    # CONFIG_FBCON_IPLAN2P4 is not set
    # CONFIG_FBCON_IPLAN2P8 is not set
    # CONFIG_FBCON_MAC is not set
    # CONFIG_FBCON_VGA_PLANES is not set
    # CONFIG_FBCON_VGA is not set
    # CONFIG_FBCON_HGA is not set
    # CONFIG_FBCON_FONTWIDTH8_ONLY is not set
    # CONFIG_FBCON_FONTS is not set
    CONFIG_FONT_8x8=y
    CONFIG_FONT_8x16=y

    thx

  2. #2
    Join Date
    Dec 1999
    Location
    Toronto
    Posts
    39,307
    No answer yet?

    Sorry as I don't know myself as I've never tried/used XDirectFB. Anything in the XDirectFB documentation/faq's? Google search find anything?
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  3. #3
    Join Date
    Jul 2001
    Location
    Nebraska, USA
    Posts
    1,176
    I'm pretty sure you have to make them yourself. IIRC there's a how-to at http://www.linuxdoc.org for framebuffers. Let me see if I can find it.

    Well I found the how-to, but it doesn't seem to have what I remember. I must have found some other source to set mine up. Here's the link anyway: http://www.tldp.org/HOWTO/Framebuffer-HOWTO.html

    Here we go: "You'll need to create the framebuffer device in /dev. You need one per framebuffer device, so all you need to do is to type in mknod /dev/fb0 c 29 0 for the first one. Subsequent ones would be in multiples of 32, so for example to create /dev/fb1, you would need to type in mknod /dev/fb1 c 29 32, and so on up to the eighth framebuffer device (mknod /dev/fb7 c 29 224)"
    from http://www.tldp.org/HOWTO/Framebuffer-HOWTO-5.html
    [ 03 May 2002: Message edited by: TacKat ]

    [ 03 May 2002: Message edited by: TacKat ]
    EFF - What have you done?

  4. #4
    Join Date
    Feb 2000
    Posts
    614
    TacKat: thx ! I will try that on sunday, when I get back to comp

    good thing I didn't remove XC cvs, b/c it was downloading way too long ... and then compiling like for an hour

  5. #5
    Join Date
    Dec 1999
    Location
    Toronto
    Posts
    39,307
    Originally posted by anton:
    <STRONG>TacKat: thx ! I will try that on sunday, when I get back to comp

    good thing I didn't remove XC cvs, b/c it was downloading way too long ... and then compiling like for an hour </STRONG>
    At least I bumped up your question.
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    Precompiled Redhat NTFS Modules

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    If Linux doesn't have the solution, you have the wrong problem. ... Please do not send me a PM asking for help...

    Please read the search suggestion thread in JL Ideas

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