Date: Wed, 06 Aug 1997 01:19:06 -0500 From: Tony Overfield <tony@dell.com> To: Peter Korsten <peter@grendel.IAEhv.nl> Cc: hackers@FreeBSD.ORG Subject: Re: Pentium II? Message-ID: <3.0.2.32.19970806011906.006df3e4@bugs.us.dell.com> In-Reply-To: <19970805151400.03327@grendel.IAEhv.nl> References: <3.0.2.32.19970804125532.0070d730@bugs.us.dell.com> <3.0.2.32.19970803041901.006a69e4@bugs.us.dell.com> <3.0.2.32.19970804125532.0070d730@bugs.us.dell.com>
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At 03:14 PM 8/5/97 +0200, Peter Korsten wrote: >Maybe I'm naive here, but isn't it kinda impossible to write 64 >bits at one time over a 32 bits bus? 64 bits PCI isn't that wide- >spread yet and while you may be able to write 64 bits at a time, >they'll have to move in two chunks of 32 bits. You're certainly right, but that's not what I said. It's possible for the two 32-bit chunks to be combined back into a 64-bit chunk before the 64-bit DRAM sees it. But I also said it happened often, which probably isn't true at this time.
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