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| author |   Shannon Zhao <shannon.zhao@linaro.org> | 2015-06-18 16:01:53 +0800 |
|---|---|---|
| committer |   Marc Zyngier <marc.zyngier@arm.com> | 2016-02-29 18:34:19 +0000 |
| commit | ab9468340d2bcc2a837b8b536fa819a0fc05a32e (patch) | |
| tree | d9e22dc177d720d7ddaa6b403a44b57d907abfdc /arch/arm64/include | |
| parent | arm64: KVM: Define PMU data structure for each vcpu (diff) | |
| download | linux-dev-ab9468340d2bcc2a837b8b536fa819a0fc05a32e.tar.xz linux-dev-ab9468340d2bcc2a837b8b536fa819a0fc05a32e.zip | |
arm64: KVM: Add access handler for PMCR register
Add reset handler which gets host value of PMCR_EL0 and make writable
bits architecturally UNKNOWN except PMCR.E which is zero. Add an access
handler for PMCR.
Signed-off-by: Shannon Zhao <shannon.zhao@linaro.org>
Reviewed-by: Andrew Jones <drjones@redhat.com>
Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
Diffstat (limited to 'arch/arm64/include')
| -rw-r--r-- | arch/arm64/include/asm/kvm_host.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/arm64/include/asm/kvm_host.h b/arch/arm64/include/asm/kvm_host.h index fb57fdc6a433..5def605b4525 100644 --- a/arch/arm64/include/asm/kvm_host.h +++ b/arch/arm64/include/asm/kvm_host.h @@ -117,6 +117,9 @@ enum vcpu_sysreg { MDSCR_EL1, /* Monitor Debug System Control Register */ MDCCINT_EL1, /* Monitor Debug Comms Channel Interrupt Enable Reg */ + /* Performance Monitors Registers */ + PMCR_EL0, /* Control Register */ + /* 32bit specific registers. Keep them at the end of the range */ DACR32_EL2, /* Domain Access Control Register */ IFSR32_EL2, /* Instruction Fault Status Register */ |