summaryrefslogtreecommitdiff
path: root/arch/powerpc/include/asm/pmc.h
blob: d6a616a1b3ea8f8d4614ea9e236c4758589af605 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
/*
 * pmc.h
 * Copyright (C) 2004  David Gibson, IBM Corporation
 *
 * This program 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; either version 2 of the License, or
 * (at your option) any later version.
 *
 * 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; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
 */
#ifndef _POWERPC_PMC_H
#define _POWERPC_PMC_H
#ifdef __KERNEL__

#include <asm/ptrace.h>

typedef void (*perf_irq_t)(struct pt_regs *);
extern perf_irq_t perf_irq;

int reserve_pmc_hardware(perf_irq_t new_perf_irq);
void release_pmc_hardware(void);

#ifdef CONFIG_PPC64
void power4_enable_pmcs(void);
void pasemi_enable_pmcs(void);
#endif

#endif /* __KERNEL__ */
#endif /* _POWERPC_PMC_H */