1 // SPDX-License-Identifier: GPL-2.0
2 /*
3 * builtin-list.c
4 *
5 * Builtin list command: list all event types
6 *
7 * Copyright (C) 2009, Thomas Gleixner <tglx@linutronix.de>
8 * Copyright (C) 2008-2009, Red Hat Inc, Ingo Molnar <mingo@redhat.com>
9 * Copyright (C) 2011, Red Hat Inc, Arnaldo Carvalho de Melo <acme@redhat.com>
10 */
11 #include "builtin.h"
12
13 #include "perf.h"
14
15 #include "util/parse-events.h"
16 #include "util/cache.h"
17 #include "util/pmu.h"
18 #include "util/debug.h"
19 #include <subcmd/parse-options.h>
20
21 static bool desc_flag = true;
22 static bool details_flag;
23
cmd_list(int argc,const char ** argv)24 int cmd_list(int argc, const char **argv)
25 {
26 int i;
27 bool raw_dump = false;
28 bool long_desc_flag = false;
29 struct option list_options[] = {
30 OPT_BOOLEAN(0, "raw-dump", &raw_dump, "Dump raw events"),
31 OPT_BOOLEAN('d', "desc", &desc_flag,
32 "Print extra event descriptions. --no-desc to not print."),
33 OPT_BOOLEAN('v', "long-desc", &long_desc_flag,
34 "Print longer event descriptions."),
35 OPT_BOOLEAN(0, "details", &details_flag,
36 "Print information on the perf event names and expressions used internally by events."),
37 OPT_INCR(0, "debug", &verbose,
38 "Enable debugging output"),
39 OPT_END()
40 };
41 const char * const list_usage[] = {
42 "perf list [<options>] [hw|sw|cache|tracepoint|pmu|sdt|event_glob]",
43 NULL
44 };
45
46 set_option_flag(list_options, 0, "raw-dump", PARSE_OPT_HIDDEN);
47
48 argc = parse_options(argc, argv, list_options, list_usage,
49 PARSE_OPT_STOP_AT_NON_OPTION);
50
51 setup_pager();
52
53 if (!raw_dump && pager_in_use())
54 printf("\nList of pre-defined events (to be used in -e):\n\n");
55
56 if (argc == 0) {
57 print_events(NULL, raw_dump, !desc_flag, long_desc_flag,
58 details_flag);
59 return 0;
60 }
61
62 for (i = 0; i < argc; ++i) {
63 char *sep, *s;
64
65 if (strcmp(argv[i], "tracepoint") == 0)
66 print_tracepoint_events(NULL, NULL, raw_dump);
67 else if (strcmp(argv[i], "hw") == 0 ||
68 strcmp(argv[i], "hardware") == 0)
69 print_symbol_events(NULL, PERF_TYPE_HARDWARE,
70 event_symbols_hw, PERF_COUNT_HW_MAX, raw_dump);
71 else if (strcmp(argv[i], "sw") == 0 ||
72 strcmp(argv[i], "software") == 0)
73 print_symbol_events(NULL, PERF_TYPE_SOFTWARE,
74 event_symbols_sw, PERF_COUNT_SW_MAX, raw_dump);
75 else if (strcmp(argv[i], "cache") == 0 ||
76 strcmp(argv[i], "hwcache") == 0)
77 print_hwcache_events(NULL, raw_dump);
78 else if (strcmp(argv[i], "pmu") == 0)
79 print_pmu_events(NULL, raw_dump, !desc_flag,
80 long_desc_flag, details_flag);
81 else if (strcmp(argv[i], "sdt") == 0)
82 print_sdt_events(NULL, NULL, raw_dump);
83 else if ((sep = strchr(argv[i], ':')) != NULL) {
84 int sep_idx;
85
86 if (sep == NULL) {
87 print_events(argv[i], raw_dump, !desc_flag,
88 long_desc_flag,
89 details_flag);
90 continue;
91 }
92 sep_idx = sep - argv[i];
93 s = strdup(argv[i]);
94 if (s == NULL)
95 return -1;
96
97 s[sep_idx] = '\0';
98 print_tracepoint_events(s, s + sep_idx + 1, raw_dump);
99 print_sdt_events(s, s + sep_idx + 1, raw_dump);
100 free(s);
101 } else {
102 if (asprintf(&s, "*%s*", argv[i]) < 0) {
103 printf("Critical: Not enough memory! Trying to continue...\n");
104 continue;
105 }
106 print_symbol_events(s, PERF_TYPE_HARDWARE,
107 event_symbols_hw, PERF_COUNT_HW_MAX, raw_dump);
108 print_symbol_events(s, PERF_TYPE_SOFTWARE,
109 event_symbols_sw, PERF_COUNT_SW_MAX, raw_dump);
110 print_hwcache_events(s, raw_dump);
111 print_pmu_events(s, raw_dump, !desc_flag,
112 long_desc_flag,
113 details_flag);
114 print_tracepoint_events(NULL, s, raw_dump);
115 print_sdt_events(NULL, s, raw_dump);
116 free(s);
117 }
118 }
119 return 0;
120 }
121