From owner-freebsd-hackers Thu Jun 3 14:11:59 1999 Delivered-To: freebsd-hackers@freebsd.org Received: from gw-nl3.philips.com (gw-nl3.philips.com [192.68.44.35]) by hub.freebsd.org (Postfix) with ESMTP id 42E2C14E1F for ; Thu, 3 Jun 1999 14:11:56 -0700 (PDT) (envelope-from Jos.Backus@nl.origin-it.com) Received: from smtprelay-nl1.philips.com (localhost.philips.com [127.0.0.1]) by gw-nl3.philips.com with ESMTP id XAA13792 for ; Thu, 3 Jun 1999 23:11:55 +0200 (MEST) (envelope-from Jos.Backus@nl.origin-it.com) Received: from smtprelay-eur1.philips.com(130.139.36.3) by gw-nl3.philips.com via mwrap (4.0a) id xma013789; Thu, 3 Jun 99 23:11:55 +0200 Received: from hal.mpn.cp.philips.com (hal.mpn.cp.philips.com [130.139.64.195]) by smtprelay-nl1.philips.com (8.9.3/8.8.5-1.2.2m-19990317) with SMTP id XAA28443 for ; Thu, 3 Jun 1999 23:11:54 +0200 (MET DST) Received: (qmail 36495 invoked by uid 666); 3 Jun 1999 21:12:16 -0000 Date: Thu, 3 Jun 1999 23:12:16 +0200 From: Jos Backus To: Wilko Bulte Cc: zzhang@cs.binghamton.edu, freebsd-hackers@FreeBSD.ORG Subject: Re: The choice of MAXPHYS Message-ID: <19990603231216.A36464@hal.mpn.cp.philips.com> Reply-To: Jos Backus References: <19990603172907.A20792@hal.mpn.cp.philips.com> <199906031730.TAA00686@yedi.iaf.nl> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Mailer: Mutt 0.95.5i In-Reply-To: <199906031730.TAA00686@yedi.iaf.nl>; from Wilko Bulte on Thu, Jun 03, 1999 at 07:30:20PM +0200 Sender: owner-freebsd-hackers@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG On Thu, Jun 03, 1999 at 07:30:20PM +0200, Wilko Bulte wrote: > 20 bits. But older cards can do no more than 64 kB. Indeed, 20 bits (=1 Mbyte) for the address, 16 bits for the transfer counter (offset). -- Jos Backus _/ _/_/_/ "Reliability means never _/ _/ _/ having to say you're sorry." _/ _/_/_/ -- D. J. Bernstein _/ _/ _/ _/ Jos.Backus@nl.origin-it.com _/_/ _/_/_/ use Std::Disclaimer; To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message