Re: Updated:Error opening framebuffer device/Unknown symbol

He's been told this at least 3 times.  I'm starting to think that he's =
a troll.

----- Original Message -----=20
=46rom: "Markus Gothe" <[email protected]>
To: "kaka" <[email protected]>
Cc: <[email protected]>; <[email protected]>; <linux-=
[email protected]>; <[email protected]>;
<[email protected]>
Sent: Thursday, October 25, 2007 8:56 AM
Subject: Re: Updated:Error opening framebuffer device/Unknown symbol


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> You cannot use libc-stuff for the kernel, use the kernel equalients..=
=2E
>
> //Markus
>
> kaka wrote:
> > Hi All,
> >
> > Thanks for the overhelming responses.
> > I was able to remove the problem of Unknown symbols by linking the
> > proper libraries. Now the problem got reduced to the following mess=
ages.
> >
> > # insmod brcmstfb.ko
> > brcmstfb: Unknown symbol printf
> > brcmstfb: Unknown symbol malloc
> > brcmstfb: Unknown symbol free
> > insmod: cannot insert `brcmstfb.ko': Unknown symbol in module (2):
> > No such file or directory
> > #
> >
> > for the above problem i had tried to link "libgcc.a " but those
> > symbols are also undefined in it also.
> > RECAP:
> > While running  the cross compiled directFB example on MIPS chip,*
> > We tried to install the framebuffer driver(command given
> > above) after creating the node fb0.
> > APPROACH:
> > Actually the code of frambuffer driver consists of usual kernel
> > framebuffer code and properitiary graphics lib code.
> > The properitiary graphics lib code is using malloc,print and free
> > from <stdlib.h> and that is why those symbols are coming undefined.
> >
> > Could anybody help in this regard?
> > Thanks in advance.
> >
> > kaka
> >
> >
> >
> > ---------- Forwarded message ----------
> > From: *kaka* < [email protected] <mailto:[email protected]>>
> > Date: Oct 12, 2007 6:33 PM
> > Subject: Error opening framebuffer device/Unknown symbol
> > register_framebuffer
> > To: [email protected]
> > <mailto:[email protected]>, [email protected]
> > <mailto:[email protected]>.
> >
> >
> >
> >     * Hi All, *
> >
> >     * While running  the cross compiled directFB example on MIPS ch=
ip, *
> >
> >     *
> >
> >
> >
> >     We tried to install the framebuffer driver(command given at the
> bottom) and we have already created the node fb0. *
> >
> >     * We are getting the following error,  *
> >
> >
> >
> >     * Can anybody help in this regard ? *
> >
> >     * Thanks in Advance. *
> >
> >     # ../../cross_directfb/simple_mips
> >
>
> >          =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D|  DirectFB 1.0.0  |=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D
> >               (c) 2001-2007  The DirectFB Organization (directfb.or=
g
> <http://directfb.org/>)
> >               (c) 2000-2004  Convergence (integrated media) GmbH
> >             -------------------------------------------------------=
-----
> >
>
> >     (*) DirectFB/Core: Single Application Core. (2007-10-05 14:17)
> >     (!) Direct/Util: opening '/dev/fb0' failed
> >         --> No such device or address
> >     (!) DirectFB/FBDev: Error opening framebuffer device!
> >     (!) DirectFB/FBDev: Use 'fbdev' option or set FRAMEBUFFER
> environment variable.
> >     (!) DirectFB/Core: Could not initialize 'system' core!
> >         --> Initialization error!
> >     simple.c <96>:
> >             (#) DirectFBError [DirectFBCreate (&dfb)]: Initializati=
on
> error!
> >     #
> >
> >     * While running the following command in MIPS chip, we are gett=
ing
> the following error. *
> >
> >     # insmod brcmstfb.ko
> >     brcmstfb: Unknown symbol unregister_framebuffer
> >     brcmstfb: Unknown symbol printf
> >     brcmstfb: Unknown symbol malloc
> >     brcmstfb: Unknown symbol fb_find_mode
> >     brcmstfb: Unknown symbol fb_dealloc_cmap
> >     brcmstfb: Unknown symbol fb_alloc_cmap
> >     brcmstfb: Unknown symbol framebuffer_release
> >     brcmstfb: Unknown symbol free
> >     insmod: cannot insert `brcmstfb.ko': Unknown symbol in module (=
2):
> No such file or directory
> >     #
> >     #
> >
> >
> >
> >
> >
> >
> > --
> > Thanks & Regards,
> > kaka
> >
> > --
> > Thanks & Regards,
> > kaka
>
>
> - --
> _______________________________________
>
> Mr Markus Gothe
> Software Engineer
>
> Phone: +46 (0)13 21 81 20 (ext. 1046)
> Fax: +46 (0)13 21 21 15
> Mobile: +46 (0)73 718 72 80
> Diskettgatan 11, SE-583 35 Link=C3=B6ping, Sweden
> www.27m.com
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