From owner-freebsd-alpha Thu Jun 29 7:44:11 2000 Delivered-To: freebsd-alpha@freebsd.org Received: from teapot27.domain5.bigpond.com (teapot27.domain5.bigpond.com [139.134.5.174]) by hub.freebsd.org (Postfix) with SMTP id 7498F37B892 for ; Thu, 29 Jun 2000 07:44:05 -0700 (PDT) (envelope-from tpnelson@student.cowan.edu.au) Received: from localhost (localhost [127.0.0.1]) by teapot27.domain5.bigpond.com (NTMail 3.02.13) with ESMTP id za055483 for ; Fri, 30 Jun 2000 00:42:39 +1000 Received: from WEBH-T-009-p-99-142.tmns.net.au ([139.134.99.142]) by mail5.bigpond.com (Claudes-Bien-MailRouter V2.8a 9/911111); 30 Jun 2000 00:42:38 Message-ID: <395A0EE8.28E6C524@student.cowan.edu.au> Date: Wed, 28 Jun 2000 22:42:48 +0800 From: Trent Nelson X-Mailer: Mozilla 4.7 [en] (WinNT; I) X-Accept-Language: en MIME-Version: 1.0 To: John Polstra Cc: alpha@FreeBSD.ORG Subject: Re: Cache line size for the Alpha References: Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Sender: owner-freebsd-alpha@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org John, Ignore the previous assumption I sent you privately. John Polstra wrote: > > I want to make sure a spinlock gets its own cache line on the Alpha. > Do all models have the same cache line size? If so, what is it? If > it is not the same for all models, what is the size of the largest > one? 21064, 21064A, 21066, 21066A, 21164 all have line sizes of 32-bytes. The 21264 has a 64-byte line size. > Thanks, > John Regards, Trent. To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-alpha" in the body of the message