Hard Processor System Technical Reference Manual: Agilex™ 5 SoCs

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

5.4.8. SD/eMMC Address Map and Register Definitions

The SDMC register map is divided into several sections, as shown in the following table.

Table 222.  Register Map Sections
Starting Offset Ending Offset Name Description
0x000 0x0EF Host Register Set (HRS) Control and status registers specific to Cadence implementation of the host controller. Those registers are additional and not covered by the SD Host Controller Standard Specification (SD Card Association).
0x200 0x2EF Slot Register Set (SRS) Control and status registers are defined by the SD Host Controller Standard Specification dedicated for SD/eMMC slot.
0x2F0 0x2FF Common Register Set (CRS) Status registers are defined by the SD Host Controller Standard Specification (SD Card Association).
0x400 0x4FF Command Queuing Register Set (CQRS) Control and status register defined by the eMMC Standard Specification (JEDEC) dedicated for Command Queuing. Registers are defined by the eMMC 5.1 Standard in section "B.4. CQE Registers".
You can access the complete HPS address map and register definitions through the following: