cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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builtin-list.c (4657B)

      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/pmu-hybrid.h"
     16#include "util/debug.h"
     17#include "util/metricgroup.h"
     18#include <subcmd/pager.h>
     19#include <subcmd/parse-options.h>
     20#include <stdio.h>
     21
     22static bool desc_flag = true;
     23static bool details_flag;
     24static const char *hybrid_type;
     25
     26int cmd_list(int argc, const char **argv)
     27{
     28	int i, ret = 0;
     29	bool raw_dump = false;
     30	bool long_desc_flag = false;
     31	bool deprecated = false;
     32	char *pmu_name = NULL;
     33	struct option list_options[] = {
     34		OPT_BOOLEAN(0, "raw-dump", &raw_dump, "Dump raw events"),
     35		OPT_BOOLEAN('d', "desc", &desc_flag,
     36			    "Print extra event descriptions. --no-desc to not print."),
     37		OPT_BOOLEAN('v', "long-desc", &long_desc_flag,
     38			    "Print longer event descriptions."),
     39		OPT_BOOLEAN(0, "details", &details_flag,
     40			    "Print information on the perf event names and expressions used internally by events."),
     41		OPT_BOOLEAN(0, "deprecated", &deprecated,
     42			    "Print deprecated events."),
     43		OPT_STRING(0, "cputype", &hybrid_type, "hybrid cpu type",
     44			   "Print events applying cpu with this type for hybrid platform "
     45			   "(e.g. core or atom)"),
     46		OPT_INCR(0, "debug", &verbose,
     47			     "Enable debugging output"),
     48		OPT_END()
     49	};
     50	const char * const list_usage[] = {
     51		"perf list [<options>] [hw|sw|cache|tracepoint|pmu|sdt|metric|metricgroup|event_glob]",
     52		NULL
     53	};
     54
     55	set_option_flag(list_options, 0, "raw-dump", PARSE_OPT_HIDDEN);
     56
     57	argc = parse_options(argc, argv, list_options, list_usage,
     58			     PARSE_OPT_STOP_AT_NON_OPTION);
     59
     60	setup_pager();
     61
     62	if (!raw_dump && pager_in_use())
     63		printf("\nList of pre-defined events (to be used in -e):\n\n");
     64
     65	if (hybrid_type) {
     66		pmu_name = perf_pmu__hybrid_type_to_pmu(hybrid_type);
     67		if (!pmu_name)
     68			pr_warning("WARNING: hybrid cputype is not supported!\n");
     69	}
     70
     71	if (argc == 0) {
     72		print_events(NULL, raw_dump, !desc_flag, long_desc_flag,
     73				details_flag, deprecated, pmu_name);
     74		goto out;
     75	}
     76
     77	for (i = 0; i < argc; ++i) {
     78		char *sep, *s;
     79
     80		if (strcmp(argv[i], "tracepoint") == 0)
     81			print_tracepoint_events(NULL, NULL, raw_dump);
     82		else if (strcmp(argv[i], "hw") == 0 ||
     83			 strcmp(argv[i], "hardware") == 0)
     84			print_symbol_events(NULL, PERF_TYPE_HARDWARE,
     85					event_symbols_hw, PERF_COUNT_HW_MAX, raw_dump);
     86		else if (strcmp(argv[i], "sw") == 0 ||
     87			 strcmp(argv[i], "software") == 0) {
     88			print_symbol_events(NULL, PERF_TYPE_SOFTWARE,
     89					event_symbols_sw, PERF_COUNT_SW_MAX, raw_dump);
     90			print_tool_events(NULL, raw_dump);
     91		} else if (strcmp(argv[i], "cache") == 0 ||
     92			 strcmp(argv[i], "hwcache") == 0)
     93			print_hwcache_events(NULL, raw_dump);
     94		else if (strcmp(argv[i], "pmu") == 0)
     95			print_pmu_events(NULL, raw_dump, !desc_flag,
     96						long_desc_flag, details_flag,
     97						deprecated, pmu_name);
     98		else if (strcmp(argv[i], "sdt") == 0)
     99			print_sdt_events(NULL, NULL, raw_dump);
    100		else if (strcmp(argv[i], "metric") == 0 || strcmp(argv[i], "metrics") == 0)
    101			metricgroup__print(true, false, NULL, raw_dump, details_flag, pmu_name);
    102		else if (strcmp(argv[i], "metricgroup") == 0 || strcmp(argv[i], "metricgroups") == 0)
    103			metricgroup__print(false, true, NULL, raw_dump, details_flag, pmu_name);
    104		else if ((sep = strchr(argv[i], ':')) != NULL) {
    105			int sep_idx;
    106
    107			sep_idx = sep - argv[i];
    108			s = strdup(argv[i]);
    109			if (s == NULL) {
    110				ret = -1;
    111				goto out;
    112			}
    113
    114			s[sep_idx] = '\0';
    115			print_tracepoint_events(s, s + sep_idx + 1, raw_dump);
    116			print_sdt_events(s, s + sep_idx + 1, raw_dump);
    117			metricgroup__print(true, true, s, raw_dump, details_flag, pmu_name);
    118			free(s);
    119		} else {
    120			if (asprintf(&s, "*%s*", argv[i]) < 0) {
    121				printf("Critical: Not enough memory! Trying to continue...\n");
    122				continue;
    123			}
    124			print_symbol_events(s, PERF_TYPE_HARDWARE,
    125					    event_symbols_hw, PERF_COUNT_HW_MAX, raw_dump);
    126			print_symbol_events(s, PERF_TYPE_SOFTWARE,
    127					    event_symbols_sw, PERF_COUNT_SW_MAX, raw_dump);
    128			print_tool_events(s, raw_dump);
    129			print_hwcache_events(s, raw_dump);
    130			print_pmu_events(s, raw_dump, !desc_flag,
    131						long_desc_flag,
    132						details_flag,
    133						deprecated,
    134						pmu_name);
    135			print_tracepoint_events(NULL, s, raw_dump);
    136			print_sdt_events(NULL, s, raw_dump);
    137			metricgroup__print(true, true, s, raw_dump, details_flag, pmu_name);
    138			free(s);
    139		}
    140	}
    141
    142out:
    143	free(pmu_name);
    144	return ret;
    145}