Hard Processor System Technical Reference Manual: Agilex™ 5 SoCs

ID 814346
Date 7/07/2025
Public

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Document Table of Contents

4.3.8.1.1. TBU Stash Control Register[m][n]

Table 112.  TBU Stash Control Register[m][n]
Bit Type Reset Description

0

RW

0h

stashniden_reg_ctrl—Enable the Cache Stash Node ID interface

1

RW

0h

stashlpiden_reg_ctrl—Enable the Cache Stash Local Processor ID interface

2

RW

0h

wdomainen_reg_ctrl—Enable the Domain value from register for Write transaction

3

RW

0h

rdomainen_reg_ctrl—Enable the Domain value from register for Read transaction

5:4

RW

0h

wdomainen_reg_val—The Domain value for Write transaction

7:6

RW

0h

rdomainen_reg_val—The Domain value for Read transaction

11:8

RW

0h

wsnoop_reg_val—The snoop value to WriteUniqueStash transaction; The supported values are:

  • 4'b1000: WriteUniquePtlStash
  • 4'b1001: WriteUniqueFullStash

All other values are reserved for Stash transaction.

15:12

RO

0h

Reserved

20:16

RW

0h

stashnid_reg_val—The Cache Stash Node ID

23:21

RO

0h

Reserved

28:24

RW

0h

stashlpid_reg_val—The Cache Stash Local Processor ID

31:29

RO

0h

Reserved