linux_dsm_epyc7002/arch/x86/oprofile/op_x86_model.h
Robert Richter 06552ccc36 x86/oprofile: minor style changes in struct op_x86_model_spec
Some vertical alignments. Variables are now located in the beginning
of the struct.

Signed-off-by: Robert Richter <robert.richter@amd.com>
2009-06-11 16:09:54 +02:00

55 lines
1.3 KiB
C

/**
* @file op_x86_model.h
* interface to x86 model-specific MSR operations
*
* @remark Copyright 2002 OProfile authors
* @remark Read the file COPYING
*
* @author Graydon Hoare
*/
#ifndef OP_X86_MODEL_H
#define OP_X86_MODEL_H
struct op_saved_msr {
unsigned int high;
unsigned int low;
};
struct op_msr {
unsigned long addr;
struct op_saved_msr saved;
};
struct op_msrs {
struct op_msr *counters;
struct op_msr *controls;
};
struct pt_regs;
/* The model vtable abstracts the differences between
* various x86 CPU models' perfctr support.
*/
struct op_x86_model_spec {
unsigned int num_counters;
unsigned int num_controls;
int (*init)(struct oprofile_operations *ops);
void (*exit)(void);
void (*fill_in_addresses)(struct op_msrs * const msrs);
void (*setup_ctrs)(struct op_msrs const * const msrs);
int (*check_ctrs)(struct pt_regs * const regs,
struct op_msrs const * const msrs);
void (*start)(struct op_msrs const * const msrs);
void (*stop)(struct op_msrs const * const msrs);
void (*shutdown)(struct op_msrs const * const msrs);
};
extern struct op_x86_model_spec const op_ppro_spec;
extern struct op_x86_model_spec const op_p4_spec;
extern struct op_x86_model_spec const op_p4_ht2_spec;
extern struct op_x86_model_spec const op_amd_spec;
extern struct op_x86_model_spec op_arch_perfmon_spec;
#endif /* OP_X86_MODEL_H */