xref: /openbmc/linux/tools/perf/builtin-list.c (revision 4f3db074)
1 /*
2  * builtin-list.c
3  *
4  * Builtin list command: list all event types
5  *
6  * Copyright (C) 2009, Thomas Gleixner <tglx@linutronix.de>
7  * Copyright (C) 2008-2009, Red Hat Inc, Ingo Molnar <mingo@redhat.com>
8  * Copyright (C) 2011, Red Hat Inc, Arnaldo Carvalho de Melo <acme@redhat.com>
9  */
10 #include "builtin.h"
11 
12 #include "perf.h"
13 
14 #include "util/parse-events.h"
15 #include "util/cache.h"
16 #include "util/pmu.h"
17 #include "util/parse-options.h"
18 
19 int cmd_list(int argc, const char **argv, const char *prefix __maybe_unused)
20 {
21 	int i;
22 	bool raw_dump = false;
23 	struct option list_options[] = {
24 		OPT_BOOLEAN(0, "raw-dump", &raw_dump, "Dump raw events"),
25 		OPT_END()
26 	};
27 	const char * const list_usage[] = {
28 		"perf list [hw|sw|cache|tracepoint|pmu|event_glob]",
29 		NULL
30 	};
31 
32 	set_option_flag(list_options, 0, "raw-dump", PARSE_OPT_HIDDEN);
33 
34 	argc = parse_options(argc, argv, list_options, list_usage,
35 			     PARSE_OPT_STOP_AT_NON_OPTION);
36 
37 	setup_pager();
38 
39 	if (!raw_dump)
40 		printf("\nList of pre-defined events (to be used in -e):\n\n");
41 
42 	if (argc == 0) {
43 		print_events(NULL, raw_dump);
44 		return 0;
45 	}
46 
47 	for (i = 0; i < argc; ++i) {
48 		if (strcmp(argv[i], "tracepoint") == 0)
49 			print_tracepoint_events(NULL, NULL, raw_dump);
50 		else if (strcmp(argv[i], "hw") == 0 ||
51 			 strcmp(argv[i], "hardware") == 0)
52 			print_symbol_events(NULL, PERF_TYPE_HARDWARE,
53 					event_symbols_hw, PERF_COUNT_HW_MAX, raw_dump);
54 		else if (strcmp(argv[i], "sw") == 0 ||
55 			 strcmp(argv[i], "software") == 0)
56 			print_symbol_events(NULL, PERF_TYPE_SOFTWARE,
57 					event_symbols_sw, PERF_COUNT_SW_MAX, raw_dump);
58 		else if (strcmp(argv[i], "cache") == 0 ||
59 			 strcmp(argv[i], "hwcache") == 0)
60 			print_hwcache_events(NULL, raw_dump);
61 		else if (strcmp(argv[i], "pmu") == 0)
62 			print_pmu_events(NULL, raw_dump);
63 		else {
64 			char *sep = strchr(argv[i], ':'), *s;
65 			int sep_idx;
66 
67 			if (sep == NULL) {
68 				print_events(argv[i], raw_dump);
69 				continue;
70 			}
71 			sep_idx = sep - argv[i];
72 			s = strdup(argv[i]);
73 			if (s == NULL)
74 				return -1;
75 
76 			s[sep_idx] = '\0';
77 			print_tracepoint_events(s, s + sep_idx + 1, raw_dump);
78 			free(s);
79 		}
80 	}
81 	return 0;
82 }
83