Date: Thu, 23 Sep 2004 14:20:13 -0700 From: Julian Elischer <julian@elischer.org> To: Sam <sah@softcardsystems.com> Cc: freebsd-arch@freebsd.org Subject: Re: AoE for 4.x Message-ID: <41533E0D.9000908@elischer.org> In-Reply-To: <Pine.LNX.4.60.0409231620240.19882@athena> References: <Pine.LNX.4.60.0409211531450.32120@athena> <41508FEB.6030203@elischer.org><20040923191423.GE61631@FreeBSD.org> <Pine.LNX.4.60.0409231519030.19882@athena> <41532FA0.6030405@elischer.org> <Pine.LNX.4.60.0409231620240.19882@athena>
next in thread | previous in thread | raw e-mail | index | archive | help
you could look at the sbp driver that is part of the firewire code.. I think that may be the closest analog. Sam wrote: > On Thu, 23 Sep 2004, Julian Elischer wrote: > >> I think that if you have a working driver we can assign you a number. >> I do have some questions however.. >> >> this is AoE.. is it not possible at all to combne it with either the CAM >> framework (such as the atapicam stuff) or the existing ATA stuff.. >> Don't take this the wrong way.. it's just a question.. >> CAM is being used to talk to drives over firewire, usb, ata, scsi, >> fibrechannel. >> it would seem that to unify this would be something that we should >> look at.. >> Of course CAM itslef is showing its age in soem places and it could >> do with some work itself.. > > > It might be possible to plug into the CAM; I only briefly > glanced at it and it didn't appear appropriate. The ATA > layer definitely isn't as parts of ATA don't make sense > in this context (Read DMA, Read Multiple, eg) and AoE > devices don't conform to the simple hardware probe/attach > methodology (as I understand it). > > I would love to be proved wrong. I'm always willing to > try a new approach if it's demonstrably better. > > Sam
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?41533E0D.9000908>