|  | /** | 
|  | * @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 |