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Date: Sun, 15 May 2005 16:16:39 -0400
From: Nicolas Blais <nb_root@videotron.ca>
In-reply-to: <200505151551.37496.ckleski@mbc.edu>
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References: <200505151551.37496.ckleski@mbc.edu>
Subject: Re: READ_BIG UDMA ICRC error
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On May 15, 2005 11:51 am, ckleski@mbc.edu wrote:
> Hi all,
>
> After moving from -stable to -current, I am unable to mount cdroms in DMA
> mode, but they will mount in PIO.  I found a thread regarding something
> like this from January 2004, near 5.2-release, but no apparent resolution. 
> It was working fine in -stable.
>
> In DMA mode, I get
> # mount_cd9660 /dev/acd0 /cdrom
> mount_cd9660: /dev/acd0: Invalid argument
>
> #dmesg | grep acd0
> acd0: CDRW <SONY CD-RW/DVD-ROM CRX830E/KDK3> at ata1-master UDMA33
> acd0: FAILURE - TEST_UNIT_READY ABORTED COMMAND asc=0x4e ascq=0x00
> error=4<ABORTED>
> acd0: WARNING - READ_BIG UDMA ICRC error (retrying request)
> acd0: FAILURE - TEST_UNIT_READY ABORTED COMMAND asc=0x4e ascq=0x00
> error=4<ABORTED>
> acd0: FAILURE - TEST_UNIT_READY ABORTED COMMAND asc=0x4e ascq=0x00
> error=4<ABORTED>
> acd0: FAILURE - TEST_UNIT_READY ABORTED COMMAND asc=0x4e ascq=0x00
> error=4<ABORTED>
> acd0: WARNING - READ_BIG UDMA ICRC error (retrying request)
> acd0: FAILURE - TEST_UNIT_READY ABORTED COMMAND asc=0x4e ascq=0x00
> error=4<ABORTED>
> acd0: FAILURE - TEST_UNIT_READY ABORTED COMMAND asc=0x4e ascq=0x00
> error=4<ABORTED>
>
> #uname -a
> FreeBSD  6.0-CURRENT FreeBSD 6.0-CURRENT #1: Mon May  9 23:52:01 UTC 2005
> ringo@:/usr/obj/usr/src/sys/CCUSTOM  i386
>
> Any help appreciated.
>

I had a similar problem accessing my dvdr with atapicam.  The fault was the 
actual ata driver. A cvsup about 2-3 days ago fixed it.  Since you're running 
on May 9th, I suggest you update to see if that fixes it.

Nicolas.