1 #ifndef XEN_OPS_H 2 #define XEN_OPS_H 3 4 #include <linux/init.h> 5 #include <linux/irqreturn.h> 6 #include <xen/xen-ops.h> 7 8 /* These are code, but not functions. Defined in entry.S */ 9 extern const char xen_hypervisor_callback[]; 10 extern const char xen_failsafe_callback[]; 11 12 void xen_copy_trap_info(struct trap_info *traps); 13 14 DECLARE_PER_CPU(unsigned long, xen_cr3); 15 DECLARE_PER_CPU(unsigned long, xen_current_cr3); 16 17 extern struct start_info *xen_start_info; 18 extern struct shared_info *HYPERVISOR_shared_info; 19 20 char * __init xen_memory_setup(void); 21 void __init xen_arch_setup(void); 22 void __init xen_init_IRQ(void); 23 void xen_enable_sysenter(void); 24 25 void xen_setup_timer(int cpu); 26 void xen_setup_cpu_clockevents(void); 27 unsigned long xen_cpu_khz(void); 28 void __init xen_time_init(void); 29 unsigned long xen_get_wallclock(void); 30 int xen_set_wallclock(unsigned long time); 31 unsigned long long xen_sched_clock(void); 32 33 irqreturn_t xen_debug_interrupt(int irq, void *dev_id); 34 35 bool xen_vcpu_stolen(int vcpu); 36 37 void xen_mark_init_mm_pinned(void); 38 39 void __init xen_fill_possible_map(void); 40 41 void __init xen_setup_vcpu_info_placement(void); 42 void xen_smp_prepare_boot_cpu(void); 43 void xen_smp_prepare_cpus(unsigned int max_cpus); 44 int xen_cpu_up(unsigned int cpu); 45 void xen_smp_cpus_done(unsigned int max_cpus); 46 47 void xen_smp_send_stop(void); 48 void xen_smp_send_reschedule(int cpu); 49 int xen_smp_call_function (void (*func) (void *info), void *info, int nonatomic, 50 int wait); 51 int xen_smp_call_function_single(int cpu, void (*func) (void *info), void *info, 52 int nonatomic, int wait); 53 54 int xen_smp_call_function_mask(cpumask_t mask, void (*func)(void *), 55 void *info, int wait); 56 57 58 /* Declare an asm function, along with symbols needed to make it 59 inlineable */ 60 #define DECL_ASM(ret, name, ...) \ 61 ret name(__VA_ARGS__); \ 62 extern char name##_end[]; \ 63 extern char name##_reloc[] \ 64 65 DECL_ASM(void, xen_irq_enable_direct, void); 66 DECL_ASM(void, xen_irq_disable_direct, void); 67 DECL_ASM(unsigned long, xen_save_fl_direct, void); 68 DECL_ASM(void, xen_restore_fl_direct, unsigned long); 69 70 void xen_iret(void); 71 void xen_sysexit(void); 72 73 #endif /* XEN_OPS_H */ 74