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arch-arm: HVC instruction undefined in secure EL1

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Since EL2 is not available in secure mode, any HVC call from secure mode
should be treated as undefined. This behaviour was implemented in
aarch32 HVC but not in 64 bit version

Change-Id: Ibaa4d8b1e8fe01d2ba3ef07494c09a4d3e7e87b0
Signed-off-by: Giacomo Travaglini <giacomo.travaglini@arm.com>
Reviewed-by: Andreas Sandberg <andreas.sandberg@arm.com>
Reviewed-on: https://gem5-review.googlesource.com/5921
Maintainer: Andreas Sandberg <andreas.sandberg@arm.com>
This commit is contained in:
Giacomo Travaglini
2017-11-20 17:02:11 +00:00
parent e27ed32d9d
commit eac97c91da
1 changed files with 1 additions and 1 deletions
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2
src/arch/arm/isa/insts/misc64.isa
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@@ -53,7 +53,7 @@ let {{
SCR scr = Scr64;
if (!ArmSystem::haveVirtualization(xc->tcBase()) ||
(ArmSystem::haveSecurity(xc->tcBase()) && !scr.hce)) {
(ArmSystem::haveSecurity(xc->tcBase()) && (!scr.ns || !scr.hce))) {
fault = disabledFault();
} else {
fault = std::make_shared<HypervisorCall>(machInst, bits(machInst, 20, 5));