On Wed, 5 Dec 2018 at 13:43, Aaron Lindsay <aa...@os.amperecomputing.com> wrote:
>
> This is immediately necessary for the PMUv3 implementation to check
> ID_DFR0.PerfMon to enable/disable specific features, but defines the
> full complement of fields for possible future use elsewhere.
>
> Signed-off-by: Aaron Lindsay <aa...@os.amperecomputing.com>
> ---
>  target/arm/cpu.h | 8 ++++++++
>  1 file changed, 8 insertions(+)
>
> diff --git a/target/arm/cpu.h b/target/arm/cpu.h
> index 627e5c1995..304e6e47b3 100644
> --- a/target/arm/cpu.h
> +++ b/target/arm/cpu.h
> @@ -1586,6 +1586,14 @@ FIELD(ID_AA64PFR0, GIC, 24, 4)
>  FIELD(ID_AA64PFR0, RAS, 28, 4)
>  FIELD(ID_AA64PFR0, SVE, 32, 4)
>
> +FIELD(ID_DFR0, COPDBG, 0, 4)
> +FIELD(ID_DFR0, COPSDBG, 4, 4)
> +FIELD(ID_DFR0, MMAPDBG, 8, 4)
> +FIELD(ID_DFR0, COPTRC, 12, 4)
> +FIELD(ID_DFR0, MMAPTRC, 16, 4)
> +FIELD(ID_DFR0, MPROFDBG, 20, 4)
> +FIELD(ID_DFR0, PERFMON, 24, 4)

Also
FIELD(ID_DFR0, TRACEFILT, 28, 4)

(this is a v8.4 field; we might as well add it since you
have another minor tweak that needs a respin.)

Otherwise
Reviewed-by: Peter Maydell <peter.mayd...@linaro.org>

thanks
-- PMM

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