Re: [RFC 07/11] coresight: sink: Add TRBE driver

2020-11-24 Thread Anshuman Khandual
On 11/12/20 3:43 PM, Suzuki K Poulose wrote: > On 11/10/20 12:45 PM, Anshuman Khandual wrote: >> Trace Buffer Extension (TRBE) implements a trace buffer per CPU which is >> accessible via the system registers. The TRBE supports different addressing >> modes including CPU virtual address and buff

Re: [RFC 07/11] coresight: sink: Add TRBE driver

2020-11-22 Thread Anshuman Khandual
On 11/14/20 11:08 AM, Tingwei Zhang wrote: > Hi Anshuman, > > On Tue, Nov 10, 2020 at 08:45:05PM +0800, Anshuman Khandual wrote: >> Trace Buffer Extension (TRBE) implements a trace buffer per CPU which is >> accessible via the system registers. The TRBE supports different addressing >> modes in

Re: [RFC 07/11] coresight: sink: Add TRBE driver

2020-11-13 Thread Tingwei Zhang
Hi Anshuman, On Tue, Nov 10, 2020 at 08:45:05PM +0800, Anshuman Khandual wrote: > Trace Buffer Extension (TRBE) implements a trace buffer per CPU which is > accessible via the system registers. The TRBE supports different addressing > modes including CPU virtual address and buffer modes including

Re: [RFC 07/11] coresight: sink: Add TRBE driver

2020-11-12 Thread Suzuki K Poulose
On 11/10/20 12:45 PM, Anshuman Khandual wrote: Trace Buffer Extension (TRBE) implements a trace buffer per CPU which is accessible via the system registers. The TRBE supports different addressing modes including CPU virtual address and buffer modes including the circular buffer mode. The TRBE buf

[RFC 07/11] coresight: sink: Add TRBE driver

2020-11-10 Thread Anshuman Khandual
Trace Buffer Extension (TRBE) implements a trace buffer per CPU which is accessible via the system registers. The TRBE supports different addressing modes including CPU virtual address and buffer modes including the circular buffer mode. The TRBE buffer is addressed by a base pointer (TRBBASER_EL1)