[PATCH v2 01/10] perf vendor events intel: Update alderlake events to v1.34

Ian Rogers
2025-09-25T17:27:44Z

Update alderlake events to v1.34 released in:
https://github.com/intel/perfmon/commit/80b773ebcf601b0e48e31f2184ffef933c4d842e

Event json automatically generated by:
https://github.com/intel/perfmon/blob/main/scripts/create_perf_json.py

Signed-off-by: Ian Rogers <irogers@google.com>
---
.../pmu-events/arch/x86/alderlake/cache.json | 36 +++++++++++++++++++
tools/perf/pmu-events/arch/x86/mapfile.csv | 4 +--
2 files changed, 38 insertions(+), 2 deletions(-)

diff --git a/tools/perf/pmu-events/arch/x86/alderlake/cache.json b/tools/perf/pmu-events/arch/x86/alderlake/cache.json
index 6a56c9ad8e43..4cd535baf703 100644
--- a/tools/perf/pmu-events/arch/x86/alderlake/cache.json
+++ b/tools/perf/pmu-events/arch/x86/alderlake/cache.json
@@ -1062,6 +1062,30 @@
"UMask": "0x1",
"Unit": "cpu_atom"
},
+ {
+ "BriefDescription": "Counts writebacks of modified cachelines that hit in the L3 or were snooped from another core's caches.",
+ "Counter": "0,1,2,3",
+ "EventCode": "0x2A,0x2B",
+ "EventName": "OCR.COREWB_M.L3_HIT",
+ "MSRIndex": "0x1a6,0x1a7",
+ "MSRValue": "0x1F803C0008",
+ "PublicDescription": "Counts writebacks of modified cachelines that hit in the L3 or were snooped from another core's caches. Available PDIST counters: 0",
+ "SampleAfterValue": "100003",
+ "UMask": "0x1",
+ "Unit": "cpu_core"
+ },
+ {
+ "BriefDescription": "Counts writebacks of non-modified cachelines that hit in the L3 or were snooped from another core's caches.",
+ "Counter": "0,1,2,3",
+ "EventCode": "0x2A,0x2B",
+ "EventName": "OCR.COREWB_NONM.L3_HIT",
+ "MSRIndex": "0x1a6,0x1a7",
+ "MSRValue": "0x1F803C1000",
+ "PublicDescription": "Counts writebacks of non-modified cachelines that hit in the L3 or were snooped from another core's caches. Available PDIST counters: 0",
+ "SampleAfterValue": "100003",
+ "UMask": "0x1",
+ "Unit": "cpu_core"
+ },
{
"BriefDescription": "Counts demand instruction fetches and L1 instruction cache prefetches that have any type of response.",
"Counter": "0,1,2,3,4,5",
@@ -1302,6 +1326,18 @@
"UMask": "0x1",
"Unit": "cpu_atom"
},
+ {
+ "BriefDescription": "Counts all data read, code read, RFO and ITOM requests including demands and prefetches to the core caches (L1 or L2) that hit in the L3 or were snooped from another core's caches.",
+ "Counter": "0,1,2,3",
+ "EventCode": "0x2A,0x2B",
+ "EventName": "OCR.READS_TO_CORE.L3_HIT",
+ "MSRIndex": "0x1a6,0x1a7",
+ "MSRValue": "0x1F803C4477",
+ "PublicDescription": "Counts all data read, code read, RFO and ITOM requests including demands and prefetches to the core caches (L1 or L2) that hit in the L3 or were snooped from another core's caches. Available PDIST counters: 0",
+ "SampleAfterValue": "100003",
+ "UMask": "0x1",
+ "Unit": "cpu_core"
+ },
{
"BriefDescription": "Counts L1 data cache software prefetches which include T0/T1/T2 and NTA (except PREFETCHW) that have any type of response.",
"Counter": "0,1,2,3,4,5",
diff --git a/tools/perf/pmu-events/arch/x86/mapfile.csv b/tools/perf/pmu-events/arch/x86/mapfile.csv
index d9daab4d8461..4b706599124d 100644
--- a/tools/perf/pmu-events/arch/x86/mapfile.csv
+++ b/tools/perf/pmu-events/arch/x86/mapfile.csv
@@ -1,6 +1,6 @@
Family-model,Version,Filename,EventType
-GenuineIntel-6-(97|9A|B7|BA|BF),v1.33,alderlake,core
-GenuineIntel-6-BE,v1.33,alderlaken,core
+GenuineIntel-6-(97|9A|B7|BA|BF),v1.34,alderlake,core
+GenuineIntel-6-BE,v1.34,alderlaken,core
GenuineIntel-6-C[56],v1.12,arrowlake,core
GenuineIntel-6-(1C|26|27|35|36),v5,bonnell,core
GenuineIntel-6-(3D|47),v30,broadwell,core
--
2.51.0.536.g15c5d4f767-goog