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arch-arm: Implement FEAT_TLBIOS

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This feature is mandatory in Armv8.4
We are currently not distinguishing Inner and Outer domains.
We therefore implement TLBIOS instructions as TLBIIS

Change-Id: I2198e6155f1eea7c5f8083c6ffb178d3a3d163d3
Signed-off-by: Giacomo Travaglini <giacomo.travaglini@arm.com>
Reviewed-by: Richard Cooper <richard.cooper@arm.com>
Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/70567
Tested-by: kokoro <noreply+kokoro@google.com>
Maintainer: Jason Lowe-Power <power.jg@gmail.com>
This commit is contained in:
Giacomo Travaglini
2022-07-21 16:14:18 +01:00
parent 20bf5e17e3
commit aff1ddb196
4 changed files with 151 additions and 1 deletions
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4
src/arch/arm/ArmSystem.py
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@@ -84,6 +84,7 @@ class ArmExtension(ScopedEnum):
"FEAT_PAuth",
# Armv8.4
"FEAT_SEL2",
"FEAT_TLBIOS",
# Armv9.2
"FEAT_SME", # Optional in Armv9.2
# Others
@@ -162,6 +163,7 @@ class ArmDefaultRelease(Armv8):
"FEAT_PAuth",
# Armv8.4
"FEAT_SEL2",
"FEAT_TLBIOS",
# Armv9.2
"FEAT_SME",
]
@@ -192,7 +194,7 @@ class Armv83(Armv82):
class Armv84(Armv83):
extensions = Armv83.extensions + ["FEAT_SEL2"]
extensions = Armv83.extensions + ["FEAT_SEL2", "FEAT_TLBIOS"]
class Armv92(Armv84):