1/* SPDX-License-Identifier: GPL-2.0-only */
2/*
3 * Copyright 2014, Michael Ellerman, IBM Corp.
4 */
5
6#ifndef __SELFTESTS_POWERPC_PMU_LIB_H
7#define __SELFTESTS_POWERPC_PMU_LIB_H
8
9#include <stdbool.h>
10#include <stdio.h>
11#include <stdint.h>
12#include <string.h>
13#include <unistd.h>
14
15union pipe {
16	struct {
17		int read_fd;
18		int write_fd;
19	};
20	int fds[2];
21};
22
23extern int kill_child_and_wait(pid_t child_pid);
24extern int wait_for_child(pid_t child_pid);
25extern int sync_with_child(union pipe read_pipe, union pipe write_pipe);
26extern int wait_for_parent(union pipe read_pipe);
27extern int notify_parent(union pipe write_pipe);
28extern int notify_parent_of_error(union pipe write_pipe);
29extern pid_t eat_cpu(int (test_function)(void));
30extern bool require_paranoia_below(int level);
31
32struct addr_range {
33	uint64_t first, last;
34};
35
36extern struct addr_range libc, vdso;
37
38int parse_proc_maps(void);
39
40#endif /* __SELFTESTS_POWERPC_PMU_LIB_H */
41