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 <linux/types.h> 7 8 struct perf_mem_event { 9 bool supported; 10 bool ldlat; 11 u32 aux_event; 12 const char *tag; 13 const char *name; 14 const char *event_name; 15 }; 16 17 enum { 18 PERF_MEM_EVENTS__LOAD, 19 PERF_MEM_EVENTS__STORE, 20 PERF_MEM_EVENTS__LOAD_STORE, 21 PERF_MEM_EVENTS__MAX, 22 }; 23 24 struct evsel; 25 struct mem_info; 26 struct perf_pmu; 27 28 extern unsigned int perf_mem_events__loads_ldlat; 29 extern struct perf_mem_event perf_mem_events[PERF_MEM_EVENTS__MAX]; 30 extern bool perf_mem_record[PERF_MEM_EVENTS__MAX]; 31 32 int perf_pmu__mem_events_parse(struct perf_pmu *pmu, const char *str); 33 int perf_pmu__mem_events_init(void); 34 35 struct perf_mem_event *perf_pmu__mem_events_ptr(struct perf_pmu *pmu, int i); 36 struct perf_pmu *perf_mem_events_find_pmu(void); 37 int perf_pmu__mem_events_num_mem_pmus(struct perf_pmu *pmu); 38 bool is_mem_loads_aux_event(struct evsel *leader); 39 40 void perf_pmu__mem_events_list(struct perf_pmu *pmu); 41 int perf_mem_events__record_args(const char **rec_argv, int *argv_nr); 42 43 int perf_mem__tlb_scnprintf(char *out, size_t sz, const struct mem_info *mem_info); 44 int perf_mem__lvl_scnprintf(char *out, size_t sz, const struct mem_info *mem_info); 45 int perf_mem__snp_scnprintf(char *out, size_t sz, const struct mem_info *mem_info); 46 int perf_mem__lck_scnprintf(char *out, size_t sz, const struct mem_info *mem_info); 47 int perf_mem__blk_scnprintf(char *out, size_t sz, const struct mem_info *mem_info); 48 49 int perf_script__meminfo_scnprintf(char *bf, size_t size, const struct mem_info *mem_info); 50 51 struct c2c_stats { 52 u32 nr_entries; 53 54 u32 locks; /* count of 'lock' transactions */ 55 u32 store; /* count of all stores in trace */ 56 u32 st_uncache; /* stores to uncacheable address */ 57 u32 st_noadrs; /* cacheable store with no address */ 58 u32 st_l1hit; /* count of stores that hit L1D */ 59 u32 st_l1miss; /* count of stores that miss L1D */ 60 u32 st_na; /* count of stores with memory level is not available */ 61 u32 load; /* count of all loads in trace */ 62 u32 ld_excl; /* exclusive loads, rmt/lcl DRAM - snp none/miss */ 63 u32 ld_shared; /* shared loads, rmt/lcl DRAM - snp hit */ 64 u32 ld_uncache; /* loads to uncacheable address */ 65 u32 ld_io; /* loads to io address */ 66 u32 ld_miss; /* loads miss */ 67 u32 ld_noadrs; /* cacheable load with no address */ 68 u32 ld_fbhit; /* count of loads hitting Fill Buffer */ 69 u32 ld_l1hit; /* count of loads that hit L1D */ 70 u32 ld_l2hit; /* count of loads that hit L2D */ 71 u32 ld_llchit; /* count of loads that hit LLC */ 72 u32 lcl_hitm; /* count of loads with local HITM */ 73 u32 rmt_hitm; /* count of loads with remote HITM */ 74 u32 tot_hitm; /* count of loads with local and remote HITM */ 75 u32 lcl_peer; /* count of loads with local peer cache */ 76 u32 rmt_peer; /* count of loads with remote peer cache */ 77 u32 tot_peer; /* count of loads with local and remote peer cache */ 78 u32 rmt_hit; /* count of loads with remote hit clean; */ 79 u32 lcl_dram; /* count of loads miss to local DRAM */ 80 u32 rmt_dram; /* count of loads miss to remote DRAM */ 81 u32 blk_data; /* count of loads blocked by data */ 82 u32 blk_addr; /* count of loads blocked by address conflict */ 83 u32 nomap; /* count of load/stores with no phys addrs */ 84 u32 noparse; /* count of unparsable data sources */ 85 }; 86 87 struct hist_entry; 88 int c2c_decode_stats(struct c2c_stats *stats, struct mem_info *mi); 89 void c2c_add_stats(struct c2c_stats *stats, struct c2c_stats *add); 90 91 #endif /* __PERF_MEM_EVENTS_H */ 92