Re: [edk2-devel] [edk2-platforms][PATCH V1 4/6] Platform/Sgi: ACPI CPPC support for RD-N2-Cfg1

2021-05-24 Thread Sami Mujawar
Hi Pranav, This patch looks good to me. Reviewed-by: Sami Mujawar Regards, Sami Mujawar On 19/05/2021 09:22 AM, Pranav Madhu wrote: Enable ACPI CPPC mechanism for RD-N2-Cfg1 as defined by the ACPI specification. The implementation uses AMU registers accessible as Fixed-feature Hardware

[edk2-devel] [edk2-platforms][PATCH V1 4/6] Platform/Sgi: ACPI CPPC support for RD-N2-Cfg1

2021-05-19 Thread Pranav Madhu
Enable ACPI CPPC mechanism for RD-N2-Cfg1 as defined by the ACPI specification. The implementation uses AMU registers accessible as Fixed-feature Hardware (FFixedHW) for monitoring the performance. Non-secure SCMI fastchannels are used to communicate with SCP to set the desired performance.