TLBI ALLE3, TLB Invalidate All, EL3

The TLBI ALLE3 characteristics are:

Purpose

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

The invalidation applies to the PE that executes this System instruction.

Configuration

Attributes

TLBI ALLE3 is a 64-bit System instruction.

Field descriptions

TLBI ALLE3 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 ALLE3 instruction

Accesses to this instruction use the following encodings:

TLBI ALLE3{, <Xt>}

op0op1CRnCRmop2Rt
0b010b1100b10000b01110b0000b11111

if PSTATE.EL == EL0 then UNDEFINED; elsif PSTATE.EL == EL1 then UNDEFINED; elsif PSTATE.EL == EL2 then UNDEFINED; elsif PSTATE.EL == EL3 then if IsFeatureImplemented("Morello") && !CapIsSystemAccessEnabled() && !Halted() then AArch64.SystemAccessTrap(EL3, 0x18); else TLBI_ALLE3();




12/01/2022 09:56; 05a4944b4b04e7ab50def8c126b479d22136f35b

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