xref: /OK3568_Linux_fs/kernel/arch/mips/oprofile/op_impl.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /**
2*4882a593Smuzhiyun  * @file arch/alpha/oprofile/op_impl.h
3*4882a593Smuzhiyun  *
4*4882a593Smuzhiyun  * @remark Copyright 2002 OProfile authors
5*4882a593Smuzhiyun  * @remark Read the file COPYING
6*4882a593Smuzhiyun  *
7*4882a593Smuzhiyun  * @author Richard Henderson <rth@twiddle.net>
8*4882a593Smuzhiyun  */
9*4882a593Smuzhiyun 
10*4882a593Smuzhiyun #ifndef OP_IMPL_H
11*4882a593Smuzhiyun #define OP_IMPL_H 1
12*4882a593Smuzhiyun 
13*4882a593Smuzhiyun extern int (*perf_irq)(void);
14*4882a593Smuzhiyun 
15*4882a593Smuzhiyun /* Per-counter configuration as set via oprofilefs.  */
16*4882a593Smuzhiyun struct op_counter_config {
17*4882a593Smuzhiyun 	unsigned long enabled;
18*4882a593Smuzhiyun 	unsigned long event;
19*4882a593Smuzhiyun 	unsigned long count;
20*4882a593Smuzhiyun 	/* Dummies because I am too lazy to hack the userspace tools.  */
21*4882a593Smuzhiyun 	unsigned long kernel;
22*4882a593Smuzhiyun 	unsigned long user;
23*4882a593Smuzhiyun 	unsigned long exl;
24*4882a593Smuzhiyun 	unsigned long unit_mask;
25*4882a593Smuzhiyun };
26*4882a593Smuzhiyun 
27*4882a593Smuzhiyun /* Per-architecture configure and hooks.  */
28*4882a593Smuzhiyun struct op_mips_model {
29*4882a593Smuzhiyun 	void (*reg_setup) (struct op_counter_config *);
30*4882a593Smuzhiyun 	void (*cpu_setup) (void *dummy);
31*4882a593Smuzhiyun 	int (*init)(void);
32*4882a593Smuzhiyun 	void (*exit)(void);
33*4882a593Smuzhiyun 	void (*cpu_start)(void *args);
34*4882a593Smuzhiyun 	void (*cpu_stop)(void *args);
35*4882a593Smuzhiyun 	char *cpu_type;
36*4882a593Smuzhiyun 	unsigned char num_counters;
37*4882a593Smuzhiyun };
38*4882a593Smuzhiyun 
39*4882a593Smuzhiyun void op_mips_backtrace(struct pt_regs * const regs, unsigned int depth);
40*4882a593Smuzhiyun 
41*4882a593Smuzhiyun #endif
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