July 2004
Intermediate to advanced
1744 pages
35h 3m
English
Content preview from The Unabridged Pentium 4 IA32 Processor GenealogyBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Bus Parking Option
Description
When a Pentium® 4 processor needs to perform a transaction on the FSB, it asserts its BR0# (Bus Request 0) output. This informs the other processor(s) and the chipset that the processor needs to initiate a transaction. When the other FSB agents agree to pass ownership of the Request Phase signal group to the processor, the processor starts its transaction. In the BCLK cycle in which it starts its transaction, the processor does one of two things:
It deasserts its BR0# output to indicate that after the Request Phase is complete, it is surrendering ownership of the Request Phase Signal group. It does this either because it does not need to issue any additional transaction requests, or it has detected that one or more ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.