[v2,3/4] RISC-V: Added generic pmu-events mapfile

Commit Message

João Mário Domingos Nov. 16, 2021, 3:48 p.m. UTC

The pmu-events now supports custom events for RISC-V, plus the cycle,
time and instret events were defined.

Signed-off-by: João Mário Domingos <[e-mail]>
---
 tools/perf/pmu-events/arch/riscv/mapfile.csv  | 14 +++++++++++++
 .../pmu-events/arch/riscv/riscv-generic.json  | 20 +++++++++++++++++++
 2 files changed, 34 insertions(+)
 create mode 100644 tools/perf/pmu-events/arch/riscv/mapfile.csv
 create mode 100644 tools/perf/pmu-events/arch/riscv/riscv-generic.json

Patch

diff --git a/tools/perf/pmu-events/arch/riscv/mapfile.csv b/tools/perf/pmu-events/arch/riscv/mapfile.csv
new file mode 100644
index 000000000000..4f2aa199d9cb
--- /dev/null
+++ b/tools/perf/pmu-events/arch/riscv/mapfile.csv
@@ -0,0 +1,14 @@ 
+# Format:
+#	MIDR,Version,JSON/file/pathname,Type
+#
+# where
+#	MIDR	Processor version
+#		Variant[23:20] and Revision [3:0] should be zero.
+#	Version could be used to track version of JSON file
+#		but currently unused.
+#	JSON/file/pathname is the path to JSON file, relative
+#		to tools/perf/pmu-events/arch/riscv/.
+#	Type is core, uncore etc
+#
+#
+#Family-model,Version,Filename,EventType
diff --git a/tools/perf/pmu-events/arch/riscv/riscv-generic.json b/tools/perf/pmu-events/arch/riscv/riscv-generic.json
new file mode 100644
index 000000000000..013e50efad99
--- /dev/null
+++ b/tools/perf/pmu-events/arch/riscv/riscv-generic.json
@@ -0,0 +1,20 @@ 
+[
+  {
+    "PublicDescription": "CPU Cycles",
+    "EventCode": "0x00",
+    "EventName": "riscv_cycles",
+    "BriefDescription": "CPU cycles RISC-V generic counter"
+  },
+  {
+    "PublicDescription": "CPU Time",
+      "EventCode": "0x01",
+      "EventName": "riscv_time",
+      "BriefDescription": "CPU time RISC-V generic counter"
+  },
+  {
+    "PublicDescription": "CPU Instructions",
+      "EventCode": "0x02",
+      "EventName": "riscv_instret",
+      "BriefDescription": "CPU retired instructions RISC-V generic counter"
+  }
+]
\ No newline at end of file