(old) | htmldiff from- | (new) |
The TLBIASIDIS characteristics are:
Invalidate all cached copies of translation table entries from TLBs that meet the following requirements:
From the entries that match these requirements, the entries that are invalidated are required for the following translation regime:
The invalidation applies to all PEs in the same Inner Shareable shareability domain as the PE that executes this System instruction.
This instruction is present only when AArch32 is supported at any Exception level. Otherwise, direct accesses to TLBIASIDIS are UNKNOWN.
TLBIASIDIS is a 32-bit System instruction.
The TLBIASIDIS input value bit assignments are:
31 | 30 | 29 | 28 | 27 | 26 | 25 | 24 | 23 | 22 | 21 | 20 | 19 | 18 | 17 | 16 | 15 | 14 | 13 | 12 | 11 | 10 | 9 | 8 | 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 |
RES0 | ASID |
Reserved, RES0.
ASID value to match. Any TLB entries for non-global pages that match the ASID values will be affected by this System instruction.
Accesses to this instruction use the following encodings:
coproc | opc1 | CRn | CRm | opc2 |
---|---|---|---|---|
0b1111 | 0b000 | 0b1000 | 0b0011 | 0b010 |
if PSTATE.EL == EL0 then
UNDEFINED;
elsif PSTATE.EL == EL1 then
if EL2Enabled() && !ELUsingAArch32(EL2) && HSTR_EL2.T8 == '1' then
AArch64.AArch32SystemAccessTrap(EL2, 0x03);
elsif EL2Enabled() && ELUsingAArch32(EL2) && HSTR.T8 == '1' then
AArch32.TakeHypTrapException(0x03);
elsif EL2Enabled() && !ELUsingAArch32(EL2) && HCR_EL2.TTLB == '1' then
AArch64.AArch32SystemAccessTrap(EL2, 0x03);
elsif EL2Enabled() && !ELUsingAArch32(EL2) && HCR_EL2.TTLBIS == '1' then
AArch64.AArch32SystemAccessTrap(EL2, 0x03);
elsif EL2Enabled() && !ELUsingAArch32(EL2) && HCR.TTLB == '1' then
AArch32.TakeHypTrapException(0x03);
elsif EL2Enabled() && ELUsingAArch32(EL2) && HCR2.TTLBIS == '1' then
AArch32.TakeHypTrapException(0x03);
else
TLBIASIDIS(R[t]);
elsif PSTATE.EL == EL2 then
TLBIASIDIS(R[t]);
elsif PSTATE.EL == EL3 then
TLBIASIDIS(R[t]);
1327/1209/2019 1518:1348; 391b5248b29fb2f001ef74792eaacbd6fc72f2116134483bd14dc8c12a99c984cbfe3431cc1c9707
Copyright © 2010-2019 Arm Limited or its affiliates. All rights reserved. This document is Non-Confidential.
(old) | htmldiff from- | (new) |