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
 8struct 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
17enum {
18	PERF_MEM_EVENTS__LOAD,
19	PERF_MEM_EVENTS__STORE,
20	PERF_MEM_EVENTS__LOAD_STORE,
21	PERF_MEM_EVENTS__MAX,
22};
23
24struct evsel;
25struct mem_info;
26struct perf_pmu;
27
28extern unsigned int perf_mem_events__loads_ldlat;
29extern struct perf_mem_event perf_mem_events[PERF_MEM_EVENTS__MAX];
30extern bool perf_mem_record[PERF_MEM_EVENTS__MAX];
31
32int perf_pmu__mem_events_parse(struct perf_pmu *pmu, const char *str);
33int perf_pmu__mem_events_init(void);
34
35struct perf_mem_event *perf_pmu__mem_events_ptr(struct perf_pmu *pmu, int i);
36struct perf_pmu *perf_mem_events_find_pmu(void);
37int perf_pmu__mem_events_num_mem_pmus(struct perf_pmu *pmu);
38bool is_mem_loads_aux_event(struct evsel *leader);
39
40void perf_pmu__mem_events_list(struct perf_pmu *pmu);
41int perf_mem_events__record_args(const char **rec_argv, int *argv_nr);
42
43int perf_mem__tlb_scnprintf(char *out, size_t sz, const struct mem_info *mem_info);
44int perf_mem__lvl_scnprintf(char *out, size_t sz, const struct mem_info *mem_info);
45int perf_mem__snp_scnprintf(char *out, size_t sz, const struct mem_info *mem_info);
46int perf_mem__lck_scnprintf(char *out, size_t sz, const struct mem_info *mem_info);
47int perf_mem__blk_scnprintf(char *out, size_t sz, const struct mem_info *mem_info);
48
49int perf_script__meminfo_scnprintf(char *bf, size_t size, const struct mem_info *mem_info);
50
51struct 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
87struct hist_entry;
88int c2c_decode_stats(struct c2c_stats *stats, struct mem_info *mi);
89void c2c_add_stats(struct c2c_stats *stats, struct c2c_stats *add);
90
91#endif /* __PERF_MEM_EVENTS_H */