Hard Processor System Technical Reference Manual: Agilex™ 5 SoCs

ID 814346
Date 4/01/2024
Public

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4.1.5.2.1. DSU CHI-B Initiator Port

This interface connects the CPU and DSU subsystem to the CCU. The CHI-B interface connects to the coherent agent interface (CAIU0). The following table shows the CAIU0 configuration.

Table 61.  CAIU0 Configuration
Parameter Value
Protocol CHI-B
Coherence Full
Request ADDR width 44
DATA width 256
Transaction ID width 8
Transaction ID capability 96
Max outstanding reads 96
Max outstanding writes 96
Node ID width 11
Peak burst rate 12 GB/s
Snoop acceptance capability 14
DVM acceptance capability 4