TLBI ALLE2IS, TLB Invalidate All, EL2, Inner Shareable

The TLBI ALLE2IS characteristics are:

Purpose

If EL2 is implemented and enabled in the current Security state, invalidates cached copies of translation table entries from TLBs that meet all the following requirements:

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

Configuration

Attributes

TLBI ALLE2IS is a 64-bit System instruction.

Field descriptions

TLBI ALLE2IS 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 ALLE2IS instruction

Accesses to this instruction use the following encodings:

TLBI ALLE2IS{, <Xt>}

op0op1CRnCRmop2Rt
0b010b1000b10000b00110b0000b11111

if PSTATE.EL == EL0 then UNDEFINED; elsif PSTATE.EL == EL1 then if EL2Enabled() && HCR_EL2.NV == '1' then AArch64.SystemAccessTrap(EL2, 0x18); else UNDEFINED; elsif PSTATE.EL == EL2 then TLBI_ALLE2IS(); elsif PSTATE.EL == EL3 then if !EL2Enabled() then UNDEFINED; else TLBI_ALLE2IS();




27/03/2019 21:59; e5e4db499bf9867a4b93324c4dbac985d3da9376

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