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Diffstat (limited to '')
| -rw-r--r-- | tools/perf/util/mem-events.h | 97 |
1 files changed, 97 insertions, 0 deletions
diff --git a/tools/perf/util/mem-events.h b/tools/perf/util/mem-events.h new file mode 100644 index 000000000..12372309d --- /dev/null +++ b/tools/perf/util/mem-events.h @@ -0,0 +1,97 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef __PERF_MEM_EVENTS_H +#define __PERF_MEM_EVENTS_H + +#include <stdbool.h> +#include <stdint.h> +#include <stdio.h> +#include <linux/types.h> +#include <linux/refcount.h> +#include <linux/perf_event.h> +#include "stat.h" +#include "evsel.h" + +struct perf_mem_event { + bool record; + bool supported; + const char *tag; + const char *name; + const char *sysfs_name; +}; + +struct mem_info { + struct addr_map_symbol iaddr; + struct addr_map_symbol daddr; + union perf_mem_data_src data_src; + refcount_t refcnt; +}; + +enum { + PERF_MEM_EVENTS__LOAD, + PERF_MEM_EVENTS__STORE, + PERF_MEM_EVENTS__LOAD_STORE, + PERF_MEM_EVENTS__MAX, +}; + +extern unsigned int perf_mem_events__loads_ldlat; + +int perf_mem_events__parse(const char *str); +int perf_mem_events__init(void); + +char *perf_mem_events__name(int i, char *pmu_name); +struct perf_mem_event *perf_mem_events__ptr(int i); +bool is_mem_loads_aux_event(struct evsel *leader); + +void perf_mem_events__list(void); +int perf_mem_events__record_args(const char **rec_argv, int *argv_nr, + char **rec_tmp, int *tmp_nr); + +int perf_mem__tlb_scnprintf(char *out, size_t sz, struct mem_info *mem_info); +int perf_mem__lvl_scnprintf(char *out, size_t sz, struct mem_info *mem_info); +int perf_mem__snp_scnprintf(char *out, size_t sz, struct mem_info *mem_info); +int perf_mem__lck_scnprintf(char *out, size_t sz, struct mem_info *mem_info); +int perf_mem__blk_scnprintf(char *out, size_t sz, struct mem_info *mem_info); + +int perf_script__meminfo_scnprintf(char *bf, size_t size, struct mem_info *mem_info); + +struct c2c_stats { + u32 nr_entries; + + u32 locks; /* count of 'lock' transactions */ + u32 store; /* count of all stores in trace */ + u32 st_uncache; /* stores to uncacheable address */ + u32 st_noadrs; /* cacheable store with no address */ + u32 st_l1hit; /* count of stores that hit L1D */ + u32 st_l1miss; /* count of stores that miss L1D */ + u32 st_na; /* count of stores with memory level is not available */ + u32 load; /* count of all loads in trace */ + u32 ld_excl; /* exclusive loads, rmt/lcl DRAM - snp none/miss */ + u32 ld_shared; /* shared loads, rmt/lcl DRAM - snp hit */ + u32 ld_uncache; /* loads to uncacheable address */ + u32 ld_io; /* loads to io address */ + u32 ld_miss; /* loads miss */ + u32 ld_noadrs; /* cacheable load with no address */ + u32 ld_fbhit; /* count of loads hitting Fill Buffer */ + u32 ld_l1hit; /* count of loads that hit L1D */ + u32 ld_l2hit; /* count of loads that hit L2D */ + u32 ld_llchit; /* count of loads that hit LLC */ + u32 lcl_hitm; /* count of loads with local HITM */ + u32 rmt_hitm; /* count of loads with remote HITM */ + u32 tot_hitm; /* count of loads with local and remote HITM */ + u32 lcl_peer; /* count of loads with local peer cache */ + u32 rmt_peer; /* count of loads with remote peer cache */ + u32 tot_peer; /* count of loads with local and remote peer cache */ + u32 rmt_hit; /* count of loads with remote hit clean; */ + u32 lcl_dram; /* count of loads miss to local DRAM */ + u32 rmt_dram; /* count of loads miss to remote DRAM */ + u32 blk_data; /* count of loads blocked by data */ + u32 blk_addr; /* count of loads blocked by address conflict */ + u32 nomap; /* count of load/stores with no phys addrs */ + u32 noparse; /* count of unparsable data sources */ +}; + +struct hist_entry; +int c2c_decode_stats(struct c2c_stats *stats, struct mem_info *mi); +void c2c_add_stats(struct c2c_stats *stats, struct c2c_stats *add); + +#endif /* __PERF_MEM_EVENTS_H */ |