Date: Thu, 08 Apr 2004 23:09:29 -0600 From: Scott Long <scottl@freebsd.org> To: noackjr@alumni.rice.edu Cc: mark_salyzyn@adaptec.com Subject: Re: asr and the modern era Message-ID: <40763009.2050909@freebsd.org> In-Reply-To: <407466C7.8030200@alumni.rice.edu> References: <407466C7.8030200@alumni.rice.edu>
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Jon Noack wrote: > Hey all, > I have an Adaptec 2100s, a spare machine (i386), and no lif^H^H^H > project at the moment. It seems that the asr driver is rather unloved. > I would like to rectify that in my awkward, teenage boy > coming-into-his-own way... > > I'm not familiar with any of the code in question, so this will be a > learning experience for me. I hope it will be beneficial for me and > others. What I would greatly appreciate is any help/pointers to get me > on my way. My (admittedly uninformed) goal is to complete the steps > outlined on the busdma page > (http://www.freebsd.org/projects/busdma/index.html). I contacted David > O'Brien about any progress he's made but have not heard back from him (I > assume not much has happened here). I would especially appreciate > comments from those who have performed these same steps for other > drivers. I hope to acquire an amd64 machine at some point to help test > these changes. > > Given my lack of experience, this is a bit overwhelming, but I plan to > dive right in. Direction to the deep end of the pool would be very > helpful ;-). > > Thanks, > Jon Noack > This driver needs bus_dma love, bus_space love, style(9) love, and a general audit and cleanup of it's use of kernel APIs. I recommend taking a canary with you and evacuting the room when the driver starts sucking the oxygen out of the room =-) Barring that, I'm happy to answer questions. Scott
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