From owner-freebsd-questions  Wed Aug 30  7:31: 8 2000
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Date: Wed, 30 Aug 2000 07:31:01 -0700
From: Kent Stewart <kstewart@urx.com>
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To: Allan Strand <stranda@cofc.edu>
Cc: questions@FreeBSD.ORG
Subject: Re: Problems mounting ATAPI-CDROM under 4.1-stable
References: <86ya1e985l.fsf@linum.cofc.edu>
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Allan Strand wrote:
> 
> Hi,
> 
> I am having problems mounting my ATAPI CD-RW as a filesystem.
> 
> Previously, using the same hardware setup under FBSD 3.4, I was able
> to get the CD-RW to work fine.
> 
> Hardware: ASUS P5A
>   two IDE drives master and slave on the first IDE controller.
>   One CD-RW as master on the second controller.
> 
> Here are the relevant lines from dmesg:
> 
> ata1-slave: ata_command: timeout waiting for intr
> ata1-slave: identify failed
> ata0-master: DMA limited to UDMA33, non-ATA66 compliant cable
> ad0: 8056MB <ST38421A> [16368/16/63] at ata0-master using UDMA33
> ad1: 9671MB <WDC AC310100B> [19650/16/63] at ata0-slave using UDMA33
> acd0: CD-RW <CRW6206A> at ata1-master using WDMA2
> 
> I have the BIOS set to no slave on IDE2 so I don't totally understand
> the first two lines above.
> 
> The CD drive does play and rip audio CDs and it also will burn data
> disks. It just does not mount data disks as filesystems.
> 
> I use the following command: mount -t cd9660 /dev/acd0a /cdrom

The fstab has a mount for the cdrom and it uses /dev/acd0c. I just say
"mount /cdrom". I do it often enough the I have an alias call cdrom
that does the mount for me. I also have one to umount it.

Kent

> 
> when I execute this command I get the following errors sent to the
> console log:
> 
> acd0: READ_BIG command timeout - resetting
> ata1: resetting devices .. ata1-master: Aladdin: two atapi devices on this channel, no DMA
> ata1-master: timeout waiting for command=ef s=d0 e=60
> done
> ata1-master: timeout waiting to give command=a0 s=d0 e=60
> acd0: failure to send ATAPI packet command
> acd0: failure to execute ATAPI packet command
> 
> I'm clueless as to why I'm getting the two devices portion of the
> error.  Actually, I'm just generally clueless about this whole problem
> (obvious).
> 
> Can anyone give me any pointers?
> 
> Cheers,
> a.
> --
> Allan Strand,   Biology    http://linum.cofc.edu
> College of Charleston      Ph. (843) 953-8085
> Charleston, SC 29424       Fax (843) 953-5453
> 
> To Unsubscribe: send mail to majordomo@FreeBSD.org
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-- 
Kent Stewart
Richland, WA

mailto:kbstew99@hotmail.com
http://kstewart.urx.com/kstewart/index.html
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