Giacomo Travaglini has submitted this change and it was merged. (
https://gem5-review.googlesource.com/c/public/gem5/+/15616 )
Change subject: arch-arm: Added TLBI_ALL EL2 instruction
......................................................................
arch-arm: Added TLBI_ALL EL2 instruction
This patch is adding TLBI_ALLE2(IS) operations to the arm ISA.
Change-Id: I8e35cff9a2cc414f4c5fbbc5aa0cfe5023a3f011
Signed-off-by: Giacomo Travaglini <giacomo.travagl...@arm.com>
Reviewed-by: Anouk Van Laer <anouk.vanl...@arm.com>
Reviewed-on: https://gem5-review.googlesource.com/c/15616
Reviewed-by: Nikos Nikoleris <nikos.nikole...@arm.com>
Reviewed-by: Andreas Sandberg <andreas.sandb...@arm.com>
Maintainer: Andreas Sandberg <andreas.sandb...@arm.com>
---
M src/arch/arm/isa.cc
1 file changed, 11 insertions(+), 3 deletions(-)
Approvals:
Andreas Sandberg: Looks good to me, approved; Looks good to me, approved
Nikos Nikoleris: Looks good to me, approved
diff --git a/src/arch/arm/isa.cc b/src/arch/arm/isa.cc
index d7d51b8..17c87ba 100644
--- a/src/arch/arm/isa.cc
+++ b/src/arch/arm/isa.cc
@@ -1338,9 +1338,17 @@
tlbiOp.broadcast(tc);
return;
}
- // @todo: uncomment this to enable Virtualization
- // case MISCREG_TLBI_ALLE2IS:
- // case MISCREG_TLBI_ALLE2:
+ // AArch64 TLB Invalidate All, EL2, Inner Shareable
+ case MISCREG_TLBI_ALLE2:
+ case MISCREG_TLBI_ALLE2IS:
+ {
+ assert64(tc);
+ scr = readMiscReg(MISCREG_SCR, tc);
+
+ TLBIALL tlbiOp(EL2, haveSecurity && !scr.ns);
+ tlbiOp(tc);
+ return;
+ }
// AArch64 TLB Invalidate All, EL1
case MISCREG_TLBI_ALLE1:
case MISCREG_TLBI_VMALLE1:
--
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Gerrit-Project: public/gem5
Gerrit-Branch: master
Gerrit-Change-Id: I8e35cff9a2cc414f4c5fbbc5aa0cfe5023a3f011
Gerrit-Change-Number: 15616
Gerrit-PatchSet: 2
Gerrit-Owner: Giacomo Travaglini <giacomo.travagl...@arm.com>
Gerrit-Reviewer: Andreas Sandberg <andreas.sandb...@arm.com>
Gerrit-Reviewer: Anouk Van Laer <anouk.vanl...@arm.com>
Gerrit-Reviewer: Giacomo Travaglini <giacomo.travagl...@arm.com>
Gerrit-Reviewer: Nikos Nikoleris <nikos.nikole...@arm.com>
Gerrit-MessageType: merged
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