Chapter 54. Pentium® 4 FSB Central Agent Transactions

The Previous Chapter

This chapter described the characteristics of FSB IO transactions. It included:

  • The IO Address Range.

  • The Data Transfer Length.

  • Behavior Permitted by the Spec.

  • How the Pentium® 4 Processor Operates.

This Chapter

This chapter provides a detailed description of FSB Central Agent transactions. It includes:

  • Point-to-Point vs. Broadcast.

  • The Interrupt Acknowledge Transaction.

  • The Special Transaction.

  • The BTM Transaction Is Used for Program Debug.

The Next Chapter

This chapter provides a detailed description of FSB signal that were not described in earlier chapters.

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