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 * @file arch/alpha/oprofile/op_impl.h
 * @remark Copyright 2002 OProfile authors
 * @remark Read the file COPYING
 * @author Richard Henderson <rth@twiddle.net>

#ifndef OP_IMPL_H
#define OP_IMPL_H 1

/* Per-counter configuration as set via oprofilefs.  */
struct op_counter_config {
      unsigned long enabled;
      unsigned long event;
      unsigned long count;
      /* Dummies because I am too lazy to hack the userspace tools.  */
      unsigned long kernel;
      unsigned long user;
      unsigned long unit_mask;

/* System-wide configuration as set via oprofilefs.  */
struct op_system_config {
      unsigned long enable_pal;
      unsigned long enable_kernel;
      unsigned long enable_user;

/* Cached values for the various performance monitoring registers.  */
struct op_register_config {
      unsigned long enable;
      unsigned long mux_select;
      unsigned long proc_mode;
      unsigned long freq;
      unsigned long reset_values;
      unsigned long need_reset;

/* Per-architecture configuration and hooks.  */
struct op_axp_model {
      void (*reg_setup) (struct op_register_config *,
                     struct op_counter_config *,
                     struct op_system_config *);
      void (*cpu_setup) (void *);
      void (*reset_ctr) (struct op_register_config *, unsigned long);
      void (*handle_interrupt) (unsigned long, struct pt_regs *,
                          struct op_counter_config *);
      char *cpu_type;
      unsigned char num_counters;
      unsigned char can_set_proc_mode;


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