On Sun, Jan 16, 2011 at 01:55, Elvis Y. Tamayo Moyares <[email protected]> wrote: > Hello list. How I can access the video memory directly from user > space? I tried to map the framebuffer (/dev/fb0) using mmap() and > ioctl(), but I have not been successful. Really I want to make a copy > of the contents of video memory and save it as an image. have any > suggestions?
Hi, probably not the brightest idea, but have check and try to read (carefully) these memory area, such as: $ cat /proc/iomem | grep -i video 000a0000-000bffff : Video RAM area 000c0000-000c7fff : Video ROM -- regards, Mulyadi Santosa Freelance Linux trainer and consultant blog: the-hydra.blogspot.com training: mulyaditraining.blogspot.com _______________________________________________ Kernelnewbies mailing list [email protected] http://lists.kernelnewbies.org/mailman/listinfo/kernelnewbies
