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 
14 struct perf_mem_event {
15 	bool		record;
16 	bool		supported;
17 	const char	*tag;
18 	const char	*name;
19 	const char	*sysfs_name;
20 };
21 
22 struct 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 
29 enum {
30 	PERF_MEM_EVENTS__LOAD,
31 	PERF_MEM_EVENTS__STORE,
32 	PERF_MEM_EVENTS__LOAD_STORE,
33 	PERF_MEM_EVENTS__MAX,
34 };
35 
36 extern unsigned int perf_mem_events__loads_ldlat;
37 
38 int perf_mem_events__parse(const char *str);
39 int perf_mem_events__init(void);
40 
41 char *perf_mem_events__name(int i, char *pmu_name);
42 struct perf_mem_event *perf_mem_events__ptr(int i);
43 bool is_mem_loads_aux_event(struct evsel *leader);
44 
45 void perf_mem_events__list(void);
46 int perf_mem_events__record_args(const char **rec_argv, int *argv_nr,
47 				 char **rec_tmp, int *tmp_nr);
48 
49 int perf_mem__tlb_scnprintf(char *out, size_t sz, struct mem_info *mem_info);
50 int perf_mem__lvl_scnprintf(char *out, size_t sz, struct mem_info *mem_info);
51 int perf_mem__snp_scnprintf(char *out, size_t sz, struct mem_info *mem_info);
52 int perf_mem__lck_scnprintf(char *out, size_t sz, struct mem_info *mem_info);
53 int perf_mem__blk_scnprintf(char *out, size_t sz, struct mem_info *mem_info);
54 
55 int perf_script__meminfo_scnprintf(char *bf, size_t size, struct mem_info *mem_info);
56 
57 struct 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 
89 struct hist_entry;
90 int c2c_decode_stats(struct c2c_stats *stats, struct mem_info *mi);
91 void c2c_add_stats(struct c2c_stats *stats, struct c2c_stats *add);
92 
93 #endif /* __PERF_MEM_EVENTS_H */
94