LXR linux/tools/perf/util/mem-events.h

   1/* SPDX-License-Identifier: GPL-2.0 */
   2#ifndef __PERF_MEM_EVENTS_H
   3#define __PERF_MEM_EVENTS_H
   4
   5#include <stdbool.h>
   6#include <stdint.h>
   7#include <stdio.h>
   8#include <linux/types.h>
   9#include <linux/refcount.h>
  10#include <linux/perf_event.h>
  11#include "stat.h"
  12#include "evsel.h"
  13
  14struct perf_mem_event {
  15        bool            record;
  16        bool            supported;
  17        const char      *tag;
  18        const char      *name;
  19        const char      *sysfs_name;
  20};
  21
  22struct mem_info {
  23        struct addr_map_symbol  iaddr;
  24        struct addr_map_symbol  daddr;
  25        union perf_mem_data_src data_src;
  26        refcount_t              refcnt;
  27};
  28
  29enum {
  30        PERF_MEM_EVENTS__LOAD,
  31        PERF_MEM_EVENTS__STORE,
  32        PERF_MEM_EVENTS__LOAD_STORE,
  33        PERF_MEM_EVENTS__MAX,
  34};
  35
  36extern unsigned int perf_mem_events__loads_ldlat;
  37
  38int perf_mem_events__parse(const char *str);
  39int perf_mem_events__init(void);
  40
  41char *perf_mem_events__name(int i, char *pmu_name);
  42struct perf_mem_event *perf_mem_events__ptr(int i);
  43bool is_mem_loads_aux_event(struct evsel *leader);
  44
  45void perf_mem_events__list(void);
  46int perf_mem_events__record_args(const char **rec_argv, int *argv_nr,
  47                                 char **rec_tmp, int *tmp_nr);
  48
  49int perf_mem__tlb_scnprintf(char *out, size_t sz, struct mem_info *mem_info);
  50int perf_mem__lvl_scnprintf(char *out, size_t sz, struct mem_info *mem_info);
  51int perf_mem__snp_scnprintf(char *out, size_t sz, struct mem_info *mem_info);
  52int perf_mem__lck_scnprintf(char *out, size_t sz, struct mem_info *mem_info);
  53int perf_mem__blk_scnprintf(char *out, size_t sz, struct mem_info *mem_info);
  54
  55int perf_script__meminfo_scnprintf(char *bf, size_t size, struct mem_info *mem_info);
  56
  57struct c2c_stats {
  58        u32     nr_entries;
  59
  60        u32     locks;               /* count of 'lock' transactions */
  61        u32     store;               /* count of all stores in trace */
  62        u32     st_uncache;          /* stores to uncacheable address */
  63        u32     st_noadrs;           /* cacheable store with no address */
  64        u32     st_l1hit;            /* count of stores that hit L1D */
  65        u32     st_l1miss;           /* count of stores that miss L1D */
  66        u32     load;                /* count of all loads in trace */
  67        u32     ld_excl;             /* exclusive loads, rmt/lcl DRAM - snp none/miss */
  68        u32     ld_shared;           /* shared loads, rmt/lcl DRAM - snp hit */
  69        u32     ld_uncache;          /* loads to uncacheable address */
  70        u32     ld_io;               /* loads to io address */
  71        u32     ld_miss;             /* loads miss */
  72        u32     ld_noadrs;           /* cacheable load with no address */
  73        u32     ld_fbhit;            /* count of loads hitting Fill Buffer */
  74        u32     ld_l1hit;            /* count of loads that hit L1D */
  75        u32     ld_l2hit;            /* count of loads that hit L2D */
  76        u32     ld_llchit;           /* count of loads that hit LLC */
  77        u32     lcl_hitm;            /* count of loads with local HITM  */
  78        u32     rmt_hitm;            /* count of loads with remote HITM */
  79        u32     tot_hitm;            /* count of loads with local and remote HITM */
  80        u32     rmt_hit;             /* count of loads with remote hit clean; */
  81        u32     lcl_dram;            /* count of loads miss to local DRAM */
  82        u32     rmt_dram;            /* count of loads miss to remote DRAM */
  83        u32     blk_data;            /* count of loads blocked by data */
  84        u32     blk_addr;            /* count of loads blocked by address conflict */
  85        u32     nomap;               /* count of load/stores with no phys addrs */
  86        u32     noparse;             /* count of unparsable data sources */
  87};
  88
  89struct hist_entry;
  90int c2c_decode_stats(struct c2c_stats *stats, struct mem_info *mi);
  91void c2c_add_stats(struct c2c_stats *stats, struct c2c_stats *add);
  92
  93#endif /* __PERF_MEM_EVENTS_H */
  94