| /** |
| * @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 { |
| int (*init)(struct oprofile_operations *ops); |
| void (*exit)(void); |
| unsigned int num_counters; |
| unsigned int num_controls; |
| 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 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; |
| |
| extern void arch_perfmon_setup_counters(void); |
| |
| #endif /* OP_X86_MODEL_H */ |