arch/x86/xen/xen-ops.h

   1 #ifndef XEN_OPS_H
   2 #define XEN_OPS_H
   3
   4 #include <linux/init.h>
   5
   6 /* These are code, but not functions.  Defined in entry.S */
   7 extern const char xen_hypervisor_callback[];
   8 extern const char xen_failsafe_callback[];
   9
  10 void xen_copy_trap_info(struct trap_info *traps);
  11
  12 DECLARE_PER_CPU(struct vcpu_info *, xen_vcpu);
  13 DECLARE_PER_CPU(unsigned long, xen_cr3);
  14 DECLARE_PER_CPU(unsigned long, xen_current_cr3);
  15
  16 extern struct start_info *xen_start_info;
  17 extern struct shared_info *HYPERVISOR_shared_info;
  18
  19 char * __init xen_memory_setup(void);
  20 void __init xen_arch_setup(void);
  21 void __init xen_init_IRQ(void);
  22
  23 void xen_setup_timer(int cpu);
  24 void xen_setup_cpu_clockevents(void);
  25 unsigned long xen_cpu_khz(void);
  26 void __init xen_time_init(void);
  27 unsigned long xen_get_wallclock(void);
  28 int xen_set_wallclock(unsigned long time);
  29 unsigned long long xen_sched_clock(void);
  30
  31 bool xen_vcpu_stolen(int vcpu);
  32
  33 void xen_mark_init_mm_pinned(void);
  34
  35 void __init xen_fill_possible_map(void);
  36
  37 void __init xen_setup_vcpu_info_placement(void);
  38 void xen_smp_prepare_boot_cpu(void);
  39 void xen_smp_prepare_cpus(unsigned int max_cpus);
  40 int xen_cpu_up(unsigned int cpu);
  41 void xen_smp_cpus_done(unsigned int max_cpus);
  42
  43 void xen_smp_send_stop(void);
  44 void xen_smp_send_reschedule(int cpu);
  45 int xen_smp_call_function (void (*func) (void *info), void *info, int nonatomic,
  46                            int wait);
  47 int xen_smp_call_function_single(int cpu, void (*func) (void *info), void *info,
  48                                  int nonatomic, int wait);
  49
  50 int xen_smp_call_function_mask(cpumask_t mask, void (*func)(void *),
  51                                void *info, int wait);
  52
  53
  54 /* Declare an asm function, along with symbols needed to make it
  55    inlineable */
  56 #define DECL_ASM(ret, name, ...)                \
  57         ret name(__VA_ARGS__);                  \
  58         extern char name##_end[];               \
  59         extern char name##_reloc[]              \
  60
  61 DECL_ASM(void, xen_irq_enable_direct, void);
  62 DECL_ASM(void, xen_irq_disable_direct, void);
  63 DECL_ASM(unsigned long, xen_save_fl_direct, void);
  64 DECL_ASM(void, xen_restore_fl_direct, unsigned long);
  65
  66 void xen_iret_direct(void);
  67 #endif /* XEN_OPS_H */