KVM: arm64: Enable GICv3 common sysreg trapping via command-line

Now that we're able to safely handle common sysreg access, let's
give the user the opportunity to enable it by passing a specific
command-line option (vgic_v3.common_trap).

Tested-by: Alexander Graf <agraf@suse.de>
Acked-by: David Daney <david.daney@cavium.com>
Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
Acked-by: Christoffer Dall <cdall@linaro.org>
Signed-off-by: Christoffer Dall <cdall@linaro.org>
This commit is contained in:
Marc Zyngier
2017-06-09 12:49:53 +01:00
parent 6293d6514d
commit ff89511ef2
3 changed files with 15 additions and 1 deletions

View File

@@ -417,6 +417,7 @@
#define ICH_HCR_EN (1 << 0)
#define ICH_HCR_UIE (1 << 1)
#define ICH_HCR_TC (1 << 10)
#define ICH_HCR_TALL0 (1 << 11)
#define ICH_HCR_TALL1 (1 << 12)
#define ICH_HCR_EOIcount_SHIFT 27