| /* |
| * Copyright 2010, Intel Corporation |
| * |
| * This file is part of PowerTOP |
| * |
| * This program file is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License as published by the |
| * Free Software Foundation; version 2 of the License. |
| * |
| * This program is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * for more details. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with this program in a file named COPYING; if not, write to the |
| * Free Software Foundation, Inc, |
| * 51 Franklin Street, Fifth Floor, |
| * Boston, MA 02110-1301 USA |
| * or just google for it. |
| * |
| * Authors: |
| * Arjan van de Ven <arjan@linux.intel.com> |
| */ |
| #ifndef _INCLUDE_GUARD_PERF_H_ |
| #define _INCLUDE_GUARD_PERF_H_ |
| |
| #include <iostream> |
| |
| extern "C" { |
| #include "../pevent/parse-events.h" |
| } |
| |
| using namespace std; |
| |
| class perf_event { |
| protected: |
| int perf_fd; |
| void * perf_mmap; |
| void * data_mmap; |
| struct perf_event_mmap_page *pc; |
| |
| |
| |
| int bufsize; |
| char *name; |
| int cpu; |
| void create_perf_event(char *eventname, int cpu); |
| |
| public: |
| unsigned int trace_type; |
| |
| perf_event(void); |
| perf_event(const char *event_name, int cpu = 0, int buffer_size = 128); |
| |
| virtual ~perf_event(void); |
| |
| |
| void set_event_name(const char *event_name); |
| void set_cpu(int cpu); |
| |
| void start(void); |
| void stop(void); |
| void clear(void); |
| |
| void process(void *cookie); |
| |
| virtual void handle_event(struct perf_event_header *header, void *cookie) { }; |
| |
| static struct pevent *pevent; |
| |
| }; |
| |
| #endif |