3 * interface to x86 model-specific MSR operations
5 * @remark Copyright 2002 OProfile authors
6 * @remark Read the file COPYING
8 * @author Graydon Hoare
9 * @author Robert Richter <robert.richter@amd.com>
12 #ifndef OP_X86_MODEL_H
13 #define OP_X86_MODEL_H
15 #include <asm/types.h>
16 #include <asm/perf_counter.h>
24 struct op_msr *counters;
25 struct op_msr *controls;
30 struct oprofile_operations;
32 /* The model vtable abstracts the differences between
33 * various x86 CPU models' perfctr support.
35 struct op_x86_model_spec {
36 unsigned int num_counters;
37 unsigned int num_controls;
40 int (*init)(struct oprofile_operations *ops);
42 void (*fill_in_addresses)(struct op_msrs * const msrs);
43 void (*setup_ctrs)(struct op_x86_model_spec const *model,
44 struct op_msrs const * const msrs);
45 int (*check_ctrs)(struct pt_regs * const regs,
46 struct op_msrs const * const msrs);
47 void (*start)(struct op_msrs const * const msrs);
48 void (*stop)(struct op_msrs const * const msrs);
49 void (*shutdown)(struct op_msrs const * const msrs);
52 struct op_counter_config;
54 extern u64 op_x86_get_ctrl(struct op_x86_model_spec const *model,
55 struct op_counter_config *counter_config);
57 extern struct op_x86_model_spec const op_ppro_spec;
58 extern struct op_x86_model_spec const op_p4_spec;
59 extern struct op_x86_model_spec const op_p4_ht2_spec;
60 extern struct op_x86_model_spec const op_amd_spec;
61 extern struct op_x86_model_spec op_arch_perfmon_spec;
63 #endif /* OP_X86_MODEL_H */