From owner-freebsd-hardware Thu Aug 22 09:32:34 1996 Return-Path: owner-hardware Received: (from root@localhost) by freefall.freebsd.org (8.7.5/8.7.3) id JAA26059 for hardware-outgoing; Thu, 22 Aug 1996 09:32:34 -0700 (PDT) Received: from gateway.tcs.com (tcsi.com [137.134.47.2]) by freefall.freebsd.org (8.7.5/8.7.3) with ESMTP id JAA26050 for ; Thu, 22 Aug 1996 09:32:28 -0700 (PDT) Received: from draco.tcs.com (draco.tcs.com [137.134.40.2]) by gateway.tcs.com (8.7.4/8.7.3) with ESMTP id JAA27862; Thu, 22 Aug 1996 09:30:56 -0700 (PDT) Received: from cozumel.tcs.com (cozumel.tcs.com [137.134.104.12]) by draco.tcs.com (8.7.5/8.7.3) with ESMTP id JAA20238; Thu, 22 Aug 1996 09:30:54 -0700 (PDT) From: Douglas Ambrisko Received: (ambrisko@localhost) by cozumel.tcs.com (8.6.10/8.6.10) id JAA10862; Thu, 22 Aug 1996 09:30:51 -0700 Message-Id: <199608221630.JAA10862@cozumel.tcs.com> Subject: Re: SCSI again: Asus SC200 vs. Adaptec 2940 ... To: gibbs@freefall.freebsd.org (Justin T. Gibbs) Date: Thu, 22 Aug 1996 09:30:51 -0700 (PDT) Cc: msmith@atrad.adelaide.edu.au, richard@pegasus.com, freebsd-hardware@FreeBSD.org In-Reply-To: <199608220743.AAA24607@freefall.freebsd.org> from "Justin T. Gibbs" at Aug 22, 96 00:43:47 am X-Mailer: ELM [version 2.4 PL25] MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: owner-hardware@FreeBSD.org X-Loop: FreeBSD.org Precedence: bulk Justin T. Gibbs writes: | | >The aic7770 appears to handle heavier loads better; this may be because it | >keeps its program in local memory (does it?) rather than needing to | >fetch an opcode every 1us (as the 53c810 does) across the PCI bus. It | >may just be due to better device design. | | It does have the entire program in ram as do some of the newer NCR (or | should I say symbios?) cards. Does the driver have to change to take advantage of the new NCR cards with on-board ram? If it does has it been done? Doug A.