Re: Framebuffer functionality chart (was Re: [Linux-fbdev-users] Projectupdate, new website)

[Otto Wyss <otto.wyss@orpatec.ch>]

Otto Wyss wrote:
> 
> "Antonino A. Daplas" wrote:
> >
> > On Friday 20 August 2004 23:31, Otto Wyss wrote:
> > > I intend to change the status page into a functionality chart. First I
> > > have to know which functionality exists and are important enough to be
> > > listed. Any imput is welcomed.
> > >
> > Suggestion:
> >
> > A.  Common to all:
> >
> > Hardware:
> > 1. color depths and color visuals supported
> > 2. can the driver pan on the y-axis?
> > 3. can the driver pan on the x-axis?
> > 4. can the hardware state be changed (ie with fbset)?
> > 5. access to framebuffer (fb_read/fb_write/mmap)
> > 6. access to MMIO space
> >
> > Console:
> > 1. can it accelerate imageblit (font drawing)
> > 2. can it accelerate copyarea (block transfers)
> > 3. can it accelerate fillrect (block sets)
> >
> > Video Mode setting:
> > 1. How is the video mode set (more than 1 can be chosen)?
> >         a. at driver load
> >         b. user-specified modelines (ie. fbset)
> >         c. global mode database
> >         d. EDID/private mode database
> >         e. EDID/GTF calculation
> >         f. driver-specific method
> >
> > B. Miscellaneous:
> >         a. support for interrupts on vsync/vblank
> >         b. ioctl for vsync/vblank
> >
Well then is it possible to check all these features with a test
program? Does anyone know how?

O. Wyss

-- 
See a huge pile of work at "http://wyodesktop.sourceforge.net/"


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