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TLBI ALLE3OS, TLB Invalidate All, EL3, Outer Shareable

The TLBI ALLE3OS characteristics are:

Purpose

If EL3 is implemented, invalidates cached copies of translation table entries from TLBs that meet all the following requirements:

The invalidation only applies to all PEs in the same Outer Shareable shareability domain as the PE that executes this System instruction.

Configuration

This instruction is present only when ARMv8.4-TLBI is implemented. Otherwise, direct accesses to TLBI ALLE3OS are UNDEFINED.

Attributes

TLBI ALLE3OS is a 64-bit System instruction.

Field descriptions

TLBI ALLE3OS ignores the value in the register specified by the instruction encoding. Software does not have to write a value to the register before issuing this instruction.

Executing the TLBI ALLE3OS instruction

Accesses to this instruction use the following encodings:

TLBI ALLE3OS{, <Xt>}

op0op1CRnCRmop2Rt
Rtop0op1op2CRnCRm
0b010b1100b10000b00010b0000b11111
0b111110b010b1100b0000b10000b0001

if PSTATE.EL == EL0 then UNDEFINED; elsif PSTATE.EL == EL1 then UNDEFINED; elsif PSTATE.EL == EL2 then UNDEFINED; elsif PSTATE.EL == EL3 then TLBI_ALLE3OS();




2713/0312/20192018 2116:5942; e5e4db499bf9867a4b93324c4dbac985d3da93766379d01c197f1d40720d32d0f84c419c9187c009

Copyright © 2010-20192010-2018 Arm Limited or its affiliates. All rights reserved. This document is Non-Confidential.

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