Date: Sat, 22 May 2004 00:16:39 +0900 From: Hidetoshi Shimokawa <simokawa@sat.t.u-tokyo.ac.jp> To: Buzz Slye <buzz@gaia.arc.nasa.gov> Cc: freebsd-firewire@freebsd.org Subject: Re: async bug Message-ID: <87vfiphktk.wl@tora.nunu.org> In-Reply-To: <Pine.GSO.4.58.0405181432030.18744@mono.arc.nasa.gov> References: <Pine.GSO.4.58.0405181432030.18744@mono.arc.nasa.gov>
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At Tue, 18 May 2004 14:33:57 -0700 (PDT), Buzz Slye wrote: > > > The code for the version of 2004/03/28 does not appear to work correctly > for an asyncronus request of a single register. > > (i.e., try: fwcontrol -b 0) > > R. E. Slye > NASA/Ames The ioctl(2) interface of /dev/fw0.0 is not well-tested and may have many bugs. If you need only quad/block read/write request (without LOCK transaction), /dev/fwmem interface should be easier to use and well-tested. The souce code of dconschat(8) is an example of using /dev/fwmem. /\ Hidetoshi Shimokawa \/ simokawa@sat.t.u-tokyo.ac.jp PGP public key: http://www.sat.t.u-tokyo.ac.jp/~simokawa/pgp.html
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