Chapter 53. Pentium® 4 FSB IO Transactions
The Previous Chapter
This chapter provided a detailed description of the Deferred Transaction mechanism. It included:
The Problem.
Example Read From a PCI Express Device.
The Read Receives the Deferred Response.
The Root Complex Performs the Read.
The Root Complex Issues a Deferred Reply Transaction.
Example Write To a PCI Express Device.
The Write Receives the Defer Response.
The Root Complex Delivers the Write Data to the Target.
The Root Complex Issues a Deferred Reply Transaction.
This Chapter
This chapter describes the characteristics of FSB IO transactions. It includes:
The IO Address Range.
The Data Transfer Length.
Behavior Permitted by the Spec.
How the Pentium® 4 Processor Operates.
The Next Chapter
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