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KVM: arm64: selftests: gic_v3: Disable Group-0 interrupts by default

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Make sure G0 is disabled at the point of initialising the GIC.

Tested-by: Fuad Tabba <tabba@google.com>
Signed-off-by: Marc Zyngier <maz@kernel.org>
Tested-by: Mark Brown <broonie@kernel.org>
Link: https://msgid.link/20251120172540.2267180-42-maz@kernel.org
Signed-off-by: Oliver Upton <oupton@kernel.org>
This commit is contained in:
Marc Zyngier
2025-11-20 17:25:31 +00:00
committed by Oliver Upton
parent a1650de7c1
commit 2366295c76
1 changed files with 2 additions and 0 deletions
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tools/testing/selftests/kvm/lib/arm64/gic_v3.c
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@@ -342,6 +342,8 @@ static void gicv3_cpu_init(unsigned int cpu)
/* Set a default priority threshold */
write_sysreg_s(ICC_PMR_DEF_PRIO, SYS_ICC_PMR_EL1);
/* Disable Group-0 interrupts */
write_sysreg_s(ICC_IGRPEN0_EL1_MASK, SYS_ICC_IGRPEN1_EL1);
/* Enable non-secure Group-1 interrupts */
write_sysreg_s(ICC_IGRPEN1_EL1_MASK, SYS_ICC_IGRPEN1_EL1);
}