arch/x86/kernel/cpu/cpu.h

   1 #ifndef ARCH_X86_CPU_H
   2
   3 #define ARCH_X86_CPU_H
   4
   5 struct cpu_model_info {
   6         int             vendor;
   7         int             family;
   8         const char      *model_names[16];
   9 };
  10
  11 /* attempt to consolidate cpu attributes */
  12 struct cpu_dev {
  13         const char      *c_vendor;
  14
  15         /* some have two possibilities for cpuid string */
  16         const char      *c_ident[2];
  17
  18         struct          cpu_model_info c_models[4];
  19
  20         void            (*c_early_init)(struct cpuinfo_x86 *);
  21         void            (*c_init)(struct cpuinfo_x86 *);
  22         void            (*c_identify)(struct cpuinfo_x86 *);
  23         unsigned int    (*c_size_cache)(struct cpuinfo_x86 *, unsigned int);
  24         int             c_x86_vendor;
  25 };
  26
  27 #define cpu_dev_register(cpu_devX) \
  28         static const struct cpu_dev *const __cpu_dev_##cpu_devX __used \
  29         __attribute__((__section__(".x86_cpu_dev.init"))) = \
  30         &cpu_devX;
  31
  32 extern const struct cpu_dev *const __x86_cpu_dev_start[],
  33                             *const __x86_cpu_dev_end[];
  34
  35 extern void get_cpu_cap(struct cpuinfo_x86 *c);
  36 extern void cpu_detect_cache_sizes(struct cpuinfo_x86 *c);
  37 extern void get_cpu_cap(struct cpuinfo_x86 *c);
  38
  39 #endif