3 * interface to x86 model-specific MSR operations
5 * @remark Copyright 2002 OProfile authors
6 * @remark Read the file COPYING
8 * @author Graydon Hoare
11 #ifndef OP_X86_MODEL_H
12 #define OP_X86_MODEL_H
21 struct op_saved_msr saved;
25 struct op_msr *counters;
26 struct op_msr *controls;
31 /* The model vtable abstracts the differences between
32 * various x86 CPU models' perfctr support.
34 struct op_x86_model_spec {
35 int (*init)(struct oprofile_operations *ops);
37 unsigned int num_counters;
38 unsigned int num_controls;
39 void (*fill_in_addresses)(struct op_msrs * const msrs);
40 void (*setup_ctrs)(struct op_msrs const * const msrs);
41 int (*check_ctrs)(struct pt_regs * const regs,
42 struct op_msrs const * const msrs);
43 void (*start)(struct op_msrs const * const msrs);
44 void (*stop)(struct op_msrs const * const msrs);
45 void (*shutdown)(struct op_msrs const * const msrs);
48 extern struct op_x86_model_spec op_ppro_spec;
49 extern struct op_x86_model_spec const op_p4_spec;
50 extern struct op_x86_model_spec const op_p4_ht2_spec;
51 extern struct op_x86_model_spec const op_amd_spec;
52 extern struct op_x86_model_spec op_arch_perfmon_spec;
54 extern void arch_perfmon_setup_counters(void);
56 #endif /* OP_X86_MODEL_H */