Date: Fri, 4 Oct 2002 12:42:48 -0700 From: "David O'Brien" <obrien@FreeBSD.org> To: Poul-Henning Kamp <phk@FreeBSD.org> Cc: cvs-committers@FreeBSD.org, cvs-all@FreeBSD.org Subject: Re: cvs commit: src/sys/cam/scsi scsi_cd.c Message-ID: <20021004194248.GA23759@dragon.nuxi.com> In-Reply-To: <200210041333.g94DXVJb051666@freefall.freebsd.org> References: <200210041333.g94DXVJb051666@freefall.freebsd.org>
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On Fri, Oct 04, 2002 at 06:33:31AM -0700, Poul-Henning Kamp wrote:
> Log:
> Unhook the SCSI CD driver from the disk "mini-layer" and/or GEOM.
> SCSI disks are too square pegs for the round holes in both of these.
>
> And since atapi-cd has clearly shown that there are better acccess
> models for CD media than trying to pretend to be a classical disk,
> we stop the masquerade rather than patch up the costume.
It would be nice if atapi-cd would DTRT as the SCSI-CD does:
# dd if=/dev/acd0 of=blah
dd: /dev/acd0: Invalid argument
0+0 records in
0+0 records out
0 bytes transferred in 0.000081 secs (0 bytes/sec)
SCSI works, where I have to explicitly state "bs=2048" for atapi-cd.
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