Re: mmap() doesn't work for /dev/fb# ?
Geert Uytterhoeven <[email protected]>
| Newsgroups | gmane.linux.fbdev.user |
|---|---|
| Message-ID | <[email protected]> |
On Tue, 24 Sep 2002, Frank Wang wrote:
> I wonder if anybody know the mmap() works for the frame buffer devices in
> general? I have tried to do mmap() on the virtual frame buffer deivce
> (drivers/video/vfb.c driver) and it doesn't seem to map out the correct
> address to the memory allocated in the device driver. Any clue will be
> greatly appreciated.
You found one of the few exceptions :-) Vfb doesn't support mmap() of the
frame buffer. Almost all other frame buffer devices do.
Gr{oetje,eeting}s,
Geert
--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- [email protected]
In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds
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