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KVM: arm64: Add support for the KVM PTP service

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Implement the hypervisor side of the KVM PTP interface.

The service offers wall time and cycle count from host to guest.
The caller must specify whether they want the host's view of
either the virtual or physical counter.

Signed-off-by: Jianyong Wu <jianyong.wu@arm.com>
Signed-off-by: Marc Zyngier <maz@kernel.org>
Link: https://lore.kernel.org/r/20201209060932.212364-7-jianyong.wu@arm.com
This commit is contained in:
Jianyong Wu
2020-12-09 14:09:29 +08:00
committed by Marc Zyngier
parent 100148d0fc
commit 3bf725699b
7 changed files with 107 additions and 0 deletions
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Documentation/virt/kvm/arm/index.rst
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@@ -10,3 +10,4 @@ ARM
hyp-abi
psci
pvtime
ptp_kvm