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Re: [Qemu-devel] [kvm-unit-tests PATCH v13 2/4] arm: Add PMU test
From: |
Peter Maydell |
Subject: |
Re: [Qemu-devel] [kvm-unit-tests PATCH v13 2/4] arm: Add PMU test |
Date: |
Thu, 1 Dec 2016 12:02:52 +0000 |
On 1 December 2016 at 11:28, Andre Przywara <address@hidden> wrote:
> I don't think so. At least here as a _variable_ type uint32_t is
> probably the right one, as the ARMv8 ARM explicitly says that PMCR is a
> 32-bit register, for both bitnesses.
For 64-bit ARM this is strictly speaking just shorthand for "64-bit
register with the top 32-bit being RES0". It is in theory possible that
a future architecture extension might define uses for those RES0
bits.
thanks
-- PMM
- [Qemu-devel] [kvm-unit-tests PATCH v13 1/4] arm: Define macros for accessing system registers, (continued)
[Qemu-devel] [kvm-unit-tests PATCH v13 2/4] arm: Add PMU test, Wei Huang, 2016/12/01
[Qemu-devel] [kvm-unit-tests PATCH v13 3/4] arm: pmu: Check cycle count increases, Wei Huang, 2016/12/01
Re: [Qemu-devel] [kvm-unit-tests PATCH v13 3/4] arm: pmu: Check cycle count increases, Andre Przywara, 2016/12/01
[Qemu-devel] [kvm-unit-tests PATCH v13 4/4] arm: pmu: Add CPI checking, Wei Huang, 2016/12/01