tools/perf/pmu-events/arch/x86/amdzen4/core.json

Source file repositories/reference/linux-study-clean/tools/perf/pmu-events/arch/x86/amdzen4/core.json

File Facts

System
Linux kernel
Corpus path
tools/perf/pmu-events/arch/x86/amdzen4/core.json
Extension
.json
Size
3337 bytes
Lines
123
Domain
Support Tooling And Documentation
Bucket
tools
Inferred role
Support Tooling And Documentation: configuration, schema, or hardware description
Status
atlas-only

Why This File Exists

Repository support layer: documentation, build tooling, samples, user-space helper tools, generated initramfs support, licenses, and validation utilities.

Dependency Surface

Detected Declarations

Annotated Snippet

[
  {
    "EventName": "ls_locks.bus_lock",
    "EventCode": "0x25",
    "BriefDescription": "Retired Lock instructions which caused a bus lock.",
    "UMask": "0x01"
  },
  {
    "EventName": "ls_ret_cl_flush",
    "EventCode": "0x26",
    "BriefDescription": "Retired CLFLUSH instructions."
  },
  {
    "EventName": "ls_ret_cpuid",
    "EventCode": "0x27",
    "BriefDescription": "Retired CPUID instructions."
  },
  {
    "EventName": "ls_smi_rx",
    "EventCode": "0x2b",
    "BriefDescription": "SMIs received."
  },
  {
    "EventName": "ls_int_taken",
    "EventCode": "0x2c",
    "BriefDescription": "Interrupts taken."
  },
  {
    "EventName": "ls_not_halted_cyc",
    "EventCode": "0x76",
    "BriefDescription": "Core cycles not in halt."
  },
  {
    "EventName": "ex_ret_instr",
    "EventCode": "0xc0",
    "BriefDescription": "Retired instructions."
  },
  {
    "EventName": "ex_ret_ops",
    "EventCode": "0xc1",
    "BriefDescription": "Retired macro-ops."
  },
  {
    "EventName": "ex_div_busy",
    "EventCode": "0xd3",
    "BriefDescription": "Number of cycles the divider is busy."
  },
  {
    "EventName": "ex_div_count",
    "EventCode": "0xd4",
    "BriefDescription": "Divide ops executed."
  },
  {
    "EventName": "ex_no_retire.empty",
    "EventCode": "0xd6",
    "BriefDescription": "Cycles with no retire due  to the lack of valid ops in the retire queue (may be caused by front-end bottlenecks or pipeline redirects).",
    "UMask": "0x01"
  },
  {
    "EventName": "ex_no_retire.not_complete",
    "EventCode": "0xd6",
    "BriefDescription": "Cycles with no retire while the oldest op is waiting to be executed.",
    "UMask": "0x02"
  },
  {
    "EventName": "ex_no_retire.other",
    "EventCode": "0xd6",
    "BriefDescription": "Cycles with no retire caused by other reasons (retire breaks, traps, faults, etc.).",
    "UMask": "0x08"
  },

Annotation

Implementation Notes