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 "util/parse-events.h" 14 #include "util/pmu.h" 15 #include "util/debug.h" 16 #include "util/metricgroup.h" 17 #include <subcmd/pager.h> 18 #include <subcmd/parse-options.h> 19 #include <stdio.h> 20 21 static bool desc_flag = true; 22 static bool details_flag; 23 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 print_tool_events(NULL, raw_dump); 76 } else if (strcmp(argv[i], "cache") == 0 || 77 strcmp(argv[i], "hwcache") == 0) 78 print_hwcache_events(NULL, raw_dump); 79 else if (strcmp(argv[i], "pmu") == 0) 80 print_pmu_events(NULL, raw_dump, !desc_flag, 81 long_desc_flag, details_flag); 82 else if (strcmp(argv[i], "sdt") == 0) 83 print_sdt_events(NULL, NULL, raw_dump); 84 else if (strcmp(argv[i], "metric") == 0) 85 metricgroup__print(true, false, NULL, raw_dump, details_flag); 86 else if (strcmp(argv[i], "metricgroup") == 0) 87 metricgroup__print(false, true, NULL, raw_dump, details_flag); 88 else if ((sep = strchr(argv[i], ':')) != NULL) { 89 int sep_idx; 90 91 if (sep == NULL) { 92 print_events(argv[i], raw_dump, !desc_flag, 93 long_desc_flag, 94 details_flag); 95 continue; 96 } 97 sep_idx = sep - argv[i]; 98 s = strdup(argv[i]); 99 if (s == NULL) 100 return -1; 101 102 s[sep_idx] = '\0'; 103 print_tracepoint_events(s, s + sep_idx + 1, raw_dump); 104 print_sdt_events(s, s + sep_idx + 1, raw_dump); 105 metricgroup__print(true, true, s, raw_dump, details_flag); 106 free(s); 107 } else { 108 if (asprintf(&s, "*%s*", argv[i]) < 0) { 109 printf("Critical: Not enough memory! Trying to continue...\n"); 110 continue; 111 } 112 print_symbol_events(s, PERF_TYPE_HARDWARE, 113 event_symbols_hw, PERF_COUNT_HW_MAX, raw_dump); 114 print_symbol_events(s, PERF_TYPE_SOFTWARE, 115 event_symbols_sw, PERF_COUNT_SW_MAX, raw_dump); 116 print_tool_events(s, raw_dump); 117 print_hwcache_events(s, raw_dump); 118 print_pmu_events(s, raw_dump, !desc_flag, 119 long_desc_flag, 120 details_flag); 121 print_tracepoint_events(NULL, s, raw_dump); 122 print_sdt_events(NULL, s, raw_dump); 123 metricgroup__print(true, true, s, raw_dump, details_flag); 124 free(s); 125 } 126 } 127 return 0; 128 } 129