Re: AMU extension v1 support for cortex A76, A77, A78 CPUs

2020-11-23 Thread Neeraj Upadhyay
Thanks Marc, Vladimir, Mark, Sudeep for your inputs! Thanks Neeraj On 11/20/2020 3:43 PM, Mark Rutland wrote: On Fri, Nov 20, 2020 at 09:09:00AM +, Vladimir Murzin wrote: On 11/20/20 8:56 AM, Marc Zyngier wrote: On 2020-11-20 04:30, Neeraj Upadhyay wrote: Hi, For ARM cortex A76, A77,

Re: AMU extension v1 support for cortex A76, A77, A78 CPUs

2020-11-20 Thread Sudeep Holla
On Fri, Nov 20, 2020 at 08:56:31AM +, Marc Zyngier wrote: > On 2020-11-20 04:30, Neeraj Upadhyay wrote: > > Hi, > > > > For ARM cortex A76, A77, A78 cores (which as per TRM, support AMU) > > AA64PFR0[47:44] field is not set, and AMU does not get enabled for > > them. > > Can you please provide

Re: AMU extension v1 support for cortex A76, A77, A78 CPUs

2020-11-20 Thread Vladimir Murzin
On 11/20/20 9:54 AM, Marc Zyngier wrote: > On 2020-11-20 09:09, Vladimir Murzin wrote: >> On 11/20/20 8:56 AM, Marc Zyngier wrote: >>> On 2020-11-20 04:30, Neeraj Upadhyay wrote: Hi, For ARM cortex A76, A77, A78 cores (which as per TRM, support AMU) AA64PFR0[47:44] field is not

Re: AMU extension v1 support for cortex A76, A77, A78 CPUs

2020-11-20 Thread Mark Rutland
On Fri, Nov 20, 2020 at 09:09:00AM +, Vladimir Murzin wrote: > On 11/20/20 8:56 AM, Marc Zyngier wrote: > > On 2020-11-20 04:30, Neeraj Upadhyay wrote: > >> Hi, > >> > >> For ARM cortex A76, A77, A78 cores (which as per TRM, support AMU) > >> AA64PFR0[47:44] field is not set, and AMU does not

Re: AMU extension v1 support for cortex A76, A77, A78 CPUs

2020-11-20 Thread Marc Zyngier
On 2020-11-20 09:09, Vladimir Murzin wrote: On 11/20/20 8:56 AM, Marc Zyngier wrote: On 2020-11-20 04:30, Neeraj Upadhyay wrote: Hi, For ARM cortex A76, A77, A78 cores (which as per TRM, support AMU) AA64PFR0[47:44] field is not set, and AMU does not get enabled for them. Can you please

Re: AMU extension v1 support for cortex A76, A77, A78 CPUs

2020-11-20 Thread Vladimir Murzin
On 11/20/20 8:56 AM, Marc Zyngier wrote: > On 2020-11-20 04:30, Neeraj Upadhyay wrote: >> Hi, >> >> For ARM cortex A76, A77, A78 cores (which as per TRM, support AMU) >> AA64PFR0[47:44] field is not set, and AMU does not get enabled for >> them. >> Can you please provide support for these CPUs in

Re: AMU extension v1 support for cortex A76, A77, A78 CPUs

2020-11-20 Thread Marc Zyngier
On 2020-11-20 04:30, Neeraj Upadhyay wrote: Hi, For ARM cortex A76, A77, A78 cores (which as per TRM, support AMU) AA64PFR0[47:44] field is not set, and AMU does not get enabled for them. Can you please provide support for these CPUs in cpufeature.c? If that was the case, that'd be an

AMU extension v1 support for cortex A76, A77, A78 CPUs

2020-11-19 Thread Neeraj Upadhyay
Hi, For ARM cortex A76, A77, A78 cores (which as per TRM, support AMU) AA64PFR0[47:44] field is not set, and AMU does not get enabled for them. Can you please provide support for these CPUs in cpufeature.c? Thanks Neeraj -- QUALCOMM INDIA, on behalf of Qualcomm Innovation Center, Inc. is a