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HyperTransport™ System Architecture by MindShare, Inc., Don Anderson, Jay Trodden

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Figures

1-1 Typical PCI North-South Bridge System

1-2 Sample HT-based System

2-1 Example HyperTransport System

2-2 HT Address Map

2-3 Transaction Flow During Programmed I/O Operation

2-4 Transaction Flow During DMA Operation

2-5 Peer-to-Peer Transaction Flow

2-6 Primary HT Signal Groups

2-7 Link Signals Used to Transfer Packets

2-8 Link Support Signals

2-9 Scalable Link Width and Speeds

2-10 Link Widths Supported

2-11 Basic HT Device Types

2-12 HyperTransport Topology Supporting All Three Major Device Types

2-13 Distinguishing Control from Data Packets

2-14 HT Virtual Channels

2-15 Example Protocol — Receiving Data from Target

2-16 Example Protocol — Non-Posted Sized Write

2-17 Example Protocol — Posted Sized Write

2-18 Example Protocol — Flush Transaction

2-19 ...

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