Hard Processor System Technical Reference Manual: Agilex™ 5 SoCs

ID 814346
Date 4/01/2024
Public
Document Table of Contents

5.6.6.1.2. Host Controller Capability Registers

Various capability registers needs to be programmed to initialize controller in host mode.

The capability registers are:

  • CAPLENGTH: Capability register length
  • HCSPARAMS1: Structural Parameter 1
  • HCSPARAMS2: Structural Parameter 2
  • HCSPARAMS3: Structural Parameter 3
  • HCCPARAMS1: Capability Parameter 1
  • DBOFF: Doorbell Offset register
  • RTSOFF: Runtime Register Space Offset Register
  • HCCPARAMS2: Host Controller Capability Parameters 2