tools/perf/builtin-list.c

   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         const struct option list_options[] = {
  23                 OPT_END()
  24         };
  25         const char * const list_usage[] = {
  26                 "perf list [hw|sw|cache|tracepoint|pmu|event_glob]",
  27                 NULL
  28         };
  29
  30         argc = parse_options(argc, argv, list_options, list_usage,
  31                              PARSE_OPT_STOP_AT_NON_OPTION);
  32
  33         setup_pager();
  34
  35         if (argc == 0) {
  36                 print_events(NULL, false);
  37                 return 0;
  38         }
  39
  40         for (i = 0; i < argc; ++i) {
  41                 if (i)
  42                         putchar('\n');
  43                 if (strncmp(argv[i], "tracepoint", 10) == 0)
  44                         print_tracepoint_events(NULL, NULL, false);
  45                 else if (strcmp(argv[i], "hw") == 0 ||
  46                          strcmp(argv[i], "hardware") == 0)
  47                         print_events_type(PERF_TYPE_HARDWARE);
  48                 else if (strcmp(argv[i], "sw") == 0 ||
  49                          strcmp(argv[i], "software") == 0)
  50                         print_events_type(PERF_TYPE_SOFTWARE);
  51                 else if (strcmp(argv[i], "cache") == 0 ||
  52                          strcmp(argv[i], "hwcache") == 0)
  53                         print_hwcache_events(NULL, false);
  54                 else if (strcmp(argv[i], "pmu") == 0)
  55                         print_pmu_events(NULL, false);
  56                 else if (strcmp(argv[i], "--raw-dump") == 0)
  57                         print_events(NULL, true);
  58                 else {
  59                         char *sep = strchr(argv[i], ':'), *s;
  60                         int sep_idx;
  61
  62                         if (sep == NULL) {
  63                                 print_events(argv[i], false);
  64                                 continue;
  65                         }
  66                         sep_idx = sep - argv[i];
  67                         s = strdup(argv[i]);
  68                         if (s == NULL)
  69                                 return -1;
  70
  71                         s[sep_idx] = '\0';
  72                         print_tracepoint_events(s, s + sep_idx + 1, false);
  73                         free(s);
  74                 }
  75         }
  76         return 0;
  77 }