Date: Mon, 12 Jul 2004 15:36:26 +0800 From: Ariff Abdullah <skywizard@MyBSD.org.my> To: "Kevin Oberman" <oberman@es.net> Cc: freebsd-current@freebsd.org Subject: Re: DVD/CD reading issues with -CURRENT from 2004-06-27 Message-ID: <20040712153626.2075899a.skywizard@MyBSD.org.my> In-Reply-To: <20040712051244.20B625D08@ptavv.es.net> References: <FCA7A53D-D2CD-11D8-992C-000A95841F44@po.cwru.edu> <20040712051244.20B625D08@ptavv.es.net>
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On Sun, 11 Jul 2004 22:12:44 -0700 "Kevin Oberman" <oberman@es.net> wrote: > > From: Justin Hibbits <jrh29@po.cwru.edu> > > Date: Sat, 10 Jul 2004 20:05:15 -0400 > > Sender: owner-freebsd-current@freebsd.org > > > > Hi, > > > > I updated to -CURRENT a couple weeks ago, for various reasons, from > > 5.2.1, but now DVD and CD reading is flaking out. When trying to > > play DVDs with mplayer, they stop after a random amount of time, > > probably after reading a complete buffer. With 'dd', trying to > > create iso images of CDs, it stops after a random amount of data is > > copied. Attached is the backtrace of a 'dd' run. > > > > Specs of the system: > > > > 5.2-CURRENT as of 2004-06-27 > > Athlon XP 1800+ > > ASUS A7V266-E/A motherboard (VIA KT-266 chipset) > > > > The 2 drives I tested are: > > iomega Zip-CD CD-RW drive (acd0) > > Toshiba DVD-ROM (acd1) > > > > Any more info required, just ask. > > > > Additional, I'm not on the list, so if you could CC me, that'd be > > great, otherwise, I'll just check the archives. > > I reported this a couple of weeks ago. I had not used the drive > heavily for a while, so I don't know exactly when the problem started. > I have discovered that accessing the drive again (another mplayer) > will release the drive. I suspect that an interrupt may be getting > lost, but I'm far from sure. > My trick is, to include atapicam support in kernel and access the cdrom using /dev/cd0 instead of /dev/acd0 . mplayer dvd://1 -dvd-device /dev/cd0 etc. -- Ariff Abdullah MyBSD http://www.MyBSD.org.my (IPv6/IPv4) http://staff.MyBSD.org.my (IPv6/IPv4) http://tomoyo.MyBSD.org.my (IPv6/IPv4)
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