Date: Thu, 22 Aug 2002 22:42:04 -0600 From: "Kenneth D. Merry" <ken@kdm.org> To: Nate Lawson <nate@root.org> Cc: scsi@FreeBSD.ORG Subject: Re: CDB6/10 negotiation Message-ID: <20020822224204.A13285@panzer.kdm.org> In-Reply-To: <Pine.BSF.4.21.0208211327510.57170-100000@root.org>; from nate@root.org on Wed, Aug 21, 2002 at 01:37:50PM -0700 References: <Pine.BSF.4.21.0208211327510.57170-100000@root.org>
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On Wed, Aug 21, 2002 at 13:37:50 -0700, Nate Lawson wrote: > I am available to do the full version suggested by Ken once we agree on a > path. However, there are a lot of people re-working CAM and I don't want > to replicate work. I don't know that anyone is currently working on the new transport code. It still needs some work to define all the various protocol/transport bits (see cam_ccb.h), and implement it in all the SIM drivers. > Consensus is suggesting the best approach is to put USB transport checks > under CAM_NEW_TRAN_CODE in cam_xpt.c and then use them to set > device-specific behavior. This will then restrict the commands sent to > the device according to what's reported in its inquiry. At some point > when this is working, cmd6workaround can be removed and most quirks can be > removed. The quirks that remain will truly be quirks where a device > reports capabilities it doesn't really support. Keep in mind that we'll restrict things according to the *path* inquiry (where the transport code puts things), not SCSI inquiry. Ken -- Kenneth Merry ken@kdm.org To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-scsi" in the body of the message
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