Hard Processor System Technical Reference Manual: Agilex™ 5 SoCs

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

4.3.5.1. MMU-600 TCU Configuration Signals

The values of the configuration straps for the TCU are shown in the following table.

Table 92.  TCU Configuration Signals

Signal

Description

Value

sup_cohacc

This signal indicates whether the QTW interface is I/O coherent. Tie HIGH when the TCU is connected to a coherent interconnect.

1

sup_btm

This signal indicates whether the Broadcast TLB Maintenance is supported. Tie HIGH when the TCU is connected to an interconnect that supports DVM.

1

sup_sev

This signal indicates whether the Send Event mechanism is supported. Tie HIGH when the evento signal is connected.

1

sup_oas[2:0]

Output address size supported.

The encodings for this input are:
   
0b000 32 bits
0b001 36 bits
0b010 40 bits
0b011 42 bits
0b100 44 bits
0b101 48 bits

3’b010

sec_override

When HIGH, certain registers are accessible to non-secure accesses from reset, as the TCU_SCR register settings describe.

0

ecorevnum[3:0]

Tie this signal to 0 unless directed otherwise by Arm.

0b0000