Date: Fri, 16 Oct 1998 12:32:50 -0700 (PDT) From: Doug White <dwhite@resnet.uoregon.edu> To: "Foster, Jim" <JFOSTER@CSKAUTO.COM> Cc: "'freebsd-questions@FreeBSD.ORG'" <freebsd-questions@FreeBSD.ORG> Subject: RE: mount CD-ROM returns "input/output error" Message-ID: <Pine.BSF.4.03.9810161231470.28399-100000@resnet.uoregon.edu> In-Reply-To: <BF4A830F5207D2119420006008A1DB147F0820@v128041.vandenberg.af.mil>
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On Tue, 13 Oct 1998, Foster, Jim wrote: > Hi, > > I was asked if it made a difference if I warm-booted from Windows. > Curiously enough, it does. Cold-boot or warm booting from Windows will let > me see the disc that is in the drive. Does it have the same behavior? I'm guessing the drive needs some TLC from a Windows-centric driver. That's close enough to label it a WinCDROM. :-( > When I do a dmesg, I do not see any error messages like "atapi.1.0: unknown > phase" or any other error messages for that matter. Okay, no blatant disregard for standards... > I have made sure that the disc was fully spun up (and then some) before > trying to mount. No difference. For grins I did try it while it was > spinning up to see if there was a difference. I get a message telling me > that the tray is open if I have booted in verbose mode (-v). Odd. > > On Mon, 12 Oct 1998, Foster, Jim wrote: > > > > > I just put up a FreeBSD box this weekend (2.2.7-RELEASE). At this > > point, I > > > seem to have only one real problem. I can only access my ATAPI CD-ROM > > drive > > > under very certain circumstances. > > > > That doesn't surprise me. Does it involve sacrificing small woodland > > mammals? :-) > > > > > I have to cold-boot my computer with the CD-ROM that I want to look at > > in > > > the drive. Warm-boots don't make a difference. > > > > Warm-booting from Windows? > > > > > If I do the cold-boot, then I can mount and umount until my heart is > > > content--as long as I don't open the tray. As soon as I open the tray > > (the > > > volume unmounted, of course) and close it again, I can't mount the > > volume. > > > It does not matter if it is a different disc or the same one. It will > > not > > > mount until I cold-boot. This gets old real quick! > > > > Yuck. Are you getting a boot message like: > > > > atapi1.0: unknown phase > > > > This means your CDROM drive has issues, and I'd start shopping. > > > > > I have tried various forms of the mount command and the mount_cd9660 > > command > > > directly. With the mount command I just get an obscure "cd9660: > > /dev/wcd0a: > > > Input/output error" (I am doing this from memory). With the > > mount_cd9660 > > > command I get a different, but equally obscure command. Something about > > not > > > being able to find the first session. I then tried using '-s 0' with > > > mount_cd9660 since that is what '-v' reported, but it still does not > > work. > > > > Also check that the disc has fully spun up before trying to mount it; some > > drives won't let you do anything to them until they're done playing with > > the disc. Doug White Internet: dwhite@resnet.uoregon.edu | FreeBSD: The Power to Serve http://gladstone.uoregon.edu/~dwhite | www.freebsd.org To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message
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