Re: Framebuffer questions

[Ondrej Zajicek <santiago@mail.cz>]

Thank you for answers. Perhaps i found some time to write
some API documentation.

On Thu, Mar 16, 2006 at 09:20:42AM +0800, Antonino A. Daplas wrote:
> > - If i have to supply complete mode timings for videomode change
> >   why there is modedb.c and mode lines stored inside drivers?
> 
> Usually, these entries are used only on startup. Some drivers support
> built-in internal mode tables, some use standard algo's (GTF, CVT) to
> compute the mode timings. With these drivers, passing xres and yres is
> usually enough. 

So with these drivers it is not possible to set non-standard timings
(because other timing arguments are always ignored)? Or are there some
(standard or driver/specific) way to differentiate between set and
non-set additional timing arguments?

> > 
> > - What exactly is supposed to do FB_SYNC_BROADCAST ?
> > 
> 
> Use standard TV timings.

So it is rather equvalent to set standard TV timing values to appropriate
timing arguments and setting csync?

-- 
Elen sila lumenn' omentielvo

Ondrej 'SanTiago' Zajicek (email: santiago@mail.cz, jabber: santiago@njs.netlab.cz)
OpenPGP encrypted e-mails preferred (KeyID 0x11DEADC3, wwwkeys.pgp.net)
"To err is human -- to blame it on a computer is even more so."


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