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Ethernet AVB Endpoint User Guide www.xilinx.com 9
UG492 July 23, 2010
Chapter 1: Introduction
Chapter 2: Licensing the Core
Chapter 3: Overview of Ethernet Audio Video Bridging
Figure 3-1: Example AVB Home Network. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
Figure 3-2: Example Ethernet AVB Endpoint System. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
Chapter 4: Generating the Core
Figure 4-1: GUI Page 1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
Figure 4-2: GUI Page 2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
Chapter 5: Core Architecture
Figure 5-1: Ethernet AVB Endpoint Core Block Diagram for Connection to
LogiCORE IP Tri-Mode Ethernet MAC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
Figure 5-2: Ethernet AVB Endpoint Core Block Diagram for Connection to the
XPS Tri-Mode Ethernet MAC (xps_ll_temac) in the EDK. . . . . . . . . . . . . . . . . . . . . . . . 41
Chapter 6: Ethernet AVB Endpoint Transmission
Figure 6-1: Normal Frame Transmission across the Legacy Traffic Interface . . . . . . . . . 58
Figure 6-2: Legacy Frame Transmission with Underrun . . . . . . . . . . . . . . . . . . . . . . . . . . . 59
Figure 6-3: Normal Frame Transmission across the AV Traffic Interface. . . . . . . . . . . . . 60
Figure 6-4: Credit-based Shaper Operation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62
Chapter 7: Ethernet AVB Endpoint Reception
Figure 7-1: Normal Frame Reception across the Legacy Traffic Interface. . . . . . . . . . . . . 66
Figure 7-2: Errored Frame Reception across the Legacy Traffic Interface. . . . . . . . . . . . . 67
Figure 7-3: Normal Frame Reception: Address Filter Match . . . . . . . . . . . . . . . . . . . . . . . . 68
Figure 7-4: Filtering of Frames with a Full DA Match . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70
Figure 7-5: Filtering of Frames with a Partial DA Match . . . . . . . . . . . . . . . . . . . . . . . . . . . 71
Figure 7-6: Filtering of VLAN Frames with a Specific Priority Value. . . . . . . . . . . . . . . . 72
Figure 7-7: Normal Frame Reception across the AV Traffic Interface . . . . . . . . . . . . . . . . 73
Figure 7-8: Errored Frame Reception across the AV Traffic Interface . . . . . . . . . . . . . . . . 74
Chapter 8: Real Time Clock and Time Stamping
Figure 8-1: Real Time Counter (RTC). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 75
Figure 8-2: Increment of Sub-nanoseconds and Nanoseconds Field . . . . . . . . . . . . . . . . . 77
Figure 8-3: Time Stamping Position . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 80
Schedule of Figures