| /** | 
 |  * @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 | 
 |  | 
 | extern int null_perf_irq(void); | 
 | 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; | 
 | }; | 
 |  | 
 | #endif |