On 06/07/2010, at 5:32, Christopher Bowman wrote: > If I could, let me ask another question. My device could potential have up > to 6 BARs, that would be mapped into user space. Should I simply bundle them > together in my driver into one contiguous space or should I make the user > perform multiple mmap calls? If I go the multiple mmap route, how do I match > a mmap call to a particular BAR? Do I use the size of the allocation?
Yes, I think you just key off the requested address in the mmap() call. -- Daniel O'Connor software and network engineer for Genesis Software - http://www.gsoft.com.au "The nice thing about standards is that there are so many of them to choose from." -- Andrew Tanenbaum GPG Fingerprint - 5596 B766 97C0 0E94 4347 295E E593 DC20 7B3F CE8C _______________________________________________ freebsd-hackers@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-hackers To unsubscribe, send any mail to "freebsd-hackers-unsubscr...@freebsd.org"
