Hard Processor System Technical Reference Manual: Agilex™ 5 SoCs

ID 814346
Date 7/19/2024
Public
Document Table of Contents

13.4.4.8. Programming QoS Fixed Mode

Fixed mode is mode 0. To put the QoS generator in fixed mode, set the registers as shown in the following table.

Table 394.  QoS Generator Register Values for Fixed Mode
Register Field Value
I_main_QosGenerator_Mode MODE 0
I_main_QosGenerator_Priority P0 Urgency for write transactions (default=0)
I_main_QosGenerator_Priority P1 Urgency for read transactions (default=1)

Higher priority (urgency) values mean that a packet receives preferential treatment at each arbitration node.