Date: Wed, 10 Jan 2001 16:01:09 -0700 From: Brett Glass <brett@lariat.org> To: Mike Smith <msmith@FreeBSD.ORG> Cc: "Matthew N. Dodd" <winter@jurai.net>, hardware@FreeBSD.ORG Subject: Re: Intel EtherExpress 16 code? Message-ID: <4.3.2.7.2.20010110160001.049aa810@localhost> In-Reply-To: <200101102145.f0ALjCg00858@mass.osd.bsdi.com> References: <Your message of "Wed, 10 Jan 2001 14:00:02 MST." <4.3.2.7.2.20010110135309.0497e990@localhost>
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At 02:45 PM 1/10/2001, Mike Smith wrote: >... except that I/O cycles on the ISA bus are twice as expensive as >memory cycles, so rep movw is actually better. Nope; according to Annabooks' timing guide, they're 1.5 times as expensive IF you don't pull the "0 wait" line. --Brett To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hardware" in the body of the message
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