From: Jens Axboe <axboe@suse.de>
To: Jeff Garzik <jgarzik@pobox.com>
Cc: linux-scsi@vger.kernel.org
Subject: Re: "do ata" scsi command?
Date: Fri, 16 May 2003 18:43:20 +0200 [thread overview]
Message-ID: <20030516164320.GK812@suse.de> (raw)
In-Reply-To: <3EC514AD.4000504@pobox.com>
On Fri, May 16 2003, Jeff Garzik wrote:
> Jens Axboe wrote:
> >How would you shoehorn any given ata command into a scsi
> >command?
>
>
> Make up a vendor-specific scsi opcode, say 0x70. Define this opcode
> such that it carries the ATA taskfile registers as cdb parameters. Look
> at the taskfile as passed in the cdb to classify it (a la
> req_file->data_phase in drivers/ide). Then execute it.
As I wrote in the last email, I think this is about the ugliest idea (or
close to) I've ever heard. You can't just go around making up opcodes.
--
Jens Axboe
next prev parent reply other threads:[~2003-05-16 16:30 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-05-15 23:02 "do ata" scsi command? Jeff Garzik
2003-05-16 6:03 ` Jens Axboe
2003-05-16 15:54 ` Jeff Garzik
2003-05-16 16:05 ` Jens Axboe
2003-05-16 16:30 ` Jeff Garzik
2003-05-16 16:35 ` Jens Axboe
2003-05-16 16:41 ` Jeff Garzik
2003-05-16 16:43 ` Jens Axboe [this message]
2003-05-16 16:46 ` Jeff Garzik
2003-05-17 4:17 ` Douglas Gilbert
2003-05-17 7:49 ` Luben Tuikov
2003-05-16 16:35 ` Jeff Garzik
2003-05-16 16:40 ` Jens Axboe
2003-05-16 16:45 ` Jeff Garzik
2003-05-16 18:37 ` Andries Brouwer
2003-05-16 19:02 ` Luben Tuikov
2003-05-16 18:50 ` Luben Tuikov
2003-05-16 19:31 ` Jeff Garzik
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20030516164320.GK812@suse.de \
--to=axboe@suse.de \
--cc=jgarzik@pobox.com \
--cc=linux-scsi@vger.kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.