/*
   * 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 */