Mmap seems not to working...

video_mmap in:
/usr/src/linux-2.2.15-pristine/drivers/char/videodev.c

looks entirely different.

char/mem.c looks closer, but different... This cannot be the mmap
device driver routine, though (name different)

http://www.uwsg.indiana.edu/hypermail/linux/kernel/0006.1/1577.html
http://www.uwsg.indiana.edu/hypermail/linux/kernel/0006.1/1665.html
http://www.uwsg.indiana.edu/hypermail/linux/kernel/0006.1/1688.html


DMA to user space

http://www.cs.helsinki.fi/linux/linux-kernel/2000-24/0693.html and
around

http://www.alphalinux.org/archives/linux-alpha/July1999/0000.html and around

/usr/src/linux-2.2.15-pristine/drivers/sound/cmpci.c

sample source to do remap_page_range and dma stuff

