Accessing flash directly from User Space
Jonathan.Haws at sdl.usu.edu
Wed Oct 28 07:15:10 EST 2009
> > How can I get that pointer? Unfortunately I cannot simply use the
> address of the flash. Is there some magical function call that
> gives me access to that portion of the memory space?
> $ man 2 mmap
> You want MAP_SHARED and O_SYNC.
To use that I need to have a file descriptor to a device, do I not? However, I do not have a base flash driver to give me that file descriptor. Am I missing something with that call?
More information about the Linuxppc-dev