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* @file arch/alpha/oprofile/op_impl.h
* @remark Copyright 2002 OProfile authors
* @remark Read the file COPYING
* @author Richard Henderson <>
#ifndef OP_IMPL_H
#define OP_IMPL_H 1
extern int (*perf_irq)(void);
/* 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 exl;
unsigned long unit_mask;
/* Per-architecture configury and hooks. */
struct op_mips_model {
void (*reg_setup) (struct op_counter_config *);
void (*cpu_setup) (void *dummy);
int (*init)(void);
void (*exit)(void);
void (*cpu_start)(void *args);
void (*cpu_stop)(void *args);
char *cpu_type;
unsigned char num_counters;
void op_mips_backtrace(struct pt_regs * const regs, unsigned int depth);