| [ |
| { |
| "BriefDescription": "Unhalted core cycles when the thread is in ring 0", |
| "Counter": "0,1,2,3", |
| "EventCode": "0x5C", |
| "EventName": "CPL_CYCLES.RING0", |
| "PublicDescription": "This event counts the unhalted core cycles during which the thread is in the ring 0 privileged mode.", |
| "SampleAfterValue": "2000003", |
| "UMask": "0x1" |
| }, |
| { |
| "BriefDescription": "Number of intervals between processor halts while thread is in ring 0", |
| "Counter": "0,1,2,3", |
| "CounterMask": "1", |
| "EdgeDetect": "1", |
| "EventCode": "0x5C", |
| "EventName": "CPL_CYCLES.RING0_TRANS", |
| "PublicDescription": "This event counts when there is a transition from ring 1,2 or 3 to ring0.", |
| "SampleAfterValue": "100007", |
| "UMask": "0x1" |
| }, |
| { |
| "BriefDescription": "Unhalted core cycles when thread is in rings 1, 2, or 3", |
| "Counter": "0,1,2,3", |
| "EventCode": "0x5C", |
| "EventName": "CPL_CYCLES.RING123", |
| "PublicDescription": "This event counts unhalted core cycles during which the thread is in rings 1, 2, or 3.", |
| "SampleAfterValue": "2000003", |
| "UMask": "0x2" |
| }, |
| { |
| "BriefDescription": "Cycles when L1 and L2 are locked due to UC or split lock", |
| "Counter": "0,1,2,3", |
| "EventCode": "0x63", |
| "EventName": "LOCK_CYCLES.SPLIT_LOCK_UC_LOCK_DURATION", |
| "PublicDescription": "This event counts cycles in which the L1 and L2 are locked due to a UC lock or split lock. A lock is asserted in case of locked memory access, due to noncacheable memory, locked operation that spans two cache lines, or a page walk from the noncacheable page table. L1D and L2 locks have a very high performance penalty and it is highly recommended to avoid such access.", |
| "SampleAfterValue": "2000003", |
| "UMask": "0x1" |
| } |
| ] |
