Intel® Arria® 10 Hard Processor System Technical Reference Manual

ID 683711
Date 8/28/2023
Public
Document Table of Contents

8.2.11.3.3. Fixed Mode

In fixed mode, the QoS generator assigns a fixed urgency to each packet. Software can configure separate urgencies for read and write transactions.

This mode is useful for coarse-grain control in a system where one master should have the first access to interconnect resources. However, this mode can have significant system level performance degradation due to other masters being starved.