4 #include <linux/init.h>
5 #include <linux/clocksource.h>
6 #include <linux/irqreturn.h>
7 #include <xen/xen-ops.h>
9 /* These are code, but not functions. Defined in entry.S */
10 extern const char xen_hypervisor_callback[];
11 extern const char xen_failsafe_callback[];
13 extern void *xen_initial_gdt;
16 void xen_copy_trap_info(struct trap_info *traps);
18 DECLARE_PER_CPU(struct vcpu_info, xen_vcpu_info);
19 DECLARE_PER_CPU(unsigned long, xen_cr3);
20 DECLARE_PER_CPU(unsigned long, xen_current_cr3);
22 extern struct start_info *xen_start_info;
23 extern struct shared_info xen_dummy_shared_info;
24 extern struct shared_info *HYPERVISOR_shared_info;
26 void xen_setup_mfn_list_list(void);
27 void xen_setup_shared_info(void);
28 void xen_build_mfn_list_list(void);
29 void xen_setup_machphys_mapping(void);
30 pgd_t *xen_setup_kernel_pagetable(pgd_t *pgd, unsigned long max_pfn);
31 void xen_ident_map_ISA(void);
32 void xen_reserve_top(void);
33 extern unsigned long xen_max_p2m_pfn;
35 void xen_set_pat(u64);
37 char * __init xen_memory_setup(void);
38 void __init xen_arch_setup(void);
39 void __init xen_init_IRQ(void);
40 void xen_enable_sysenter(void);
41 void xen_enable_syscall(void);
42 void xen_vcpu_restore(void);
44 void xen_callback_vector(void);
45 void xen_hvm_init_shared_info(void);
46 void xen_unplug_emulated_devices(void);
48 void __init xen_build_dynamic_phys_to_machine(void);
50 void xen_init_irq_ops(void);
51 void xen_setup_timer(int cpu);
52 void xen_setup_runstate_info(int cpu);
53 void xen_teardown_timer(int cpu);
54 cycle_t xen_clocksource_read(void);
55 void xen_setup_cpu_clockevents(void);
56 void __init xen_init_time_ops(void);
57 void __init xen_hvm_init_time_ops(void);
59 irqreturn_t xen_debug_interrupt(int irq, void *dev_id);
61 bool xen_vcpu_stolen(int vcpu);
63 void xen_setup_vcpu_info_placement(void);
66 void xen_smp_init(void);
67 void __init xen_hvm_smp_init(void);
69 extern cpumask_var_t xen_cpu_initialized_map;
71 static inline void xen_smp_init(void) {}
72 static inline void xen_hvm_smp_init(void) {}
75 #ifdef CONFIG_PARAVIRT_SPINLOCKS
76 void __init xen_init_spinlocks(void);
77 void __cpuinit xen_init_lock_cpu(int cpu);
78 void xen_uninit_lock_cpu(int cpu);
80 static inline void xen_init_spinlocks(void)
83 static inline void xen_init_lock_cpu(int cpu)
86 static inline void xen_uninit_lock_cpu(int cpu)
91 struct dom0_vga_console_info;
93 #ifdef CONFIG_XEN_DOM0
94 void __init xen_init_vga(const struct dom0_vga_console_info *, size_t size);
96 static inline void __init xen_init_vga(const struct dom0_vga_console_info *info,
102 /* Declare an asm function, along with symbols needed to make it
104 #define DECL_ASM(ret, name, ...) \
105 ret name(__VA_ARGS__); \
106 extern char name##_end[]; \
107 extern char name##_reloc[] \
109 DECL_ASM(void, xen_irq_enable_direct, void);
110 DECL_ASM(void, xen_irq_disable_direct, void);
111 DECL_ASM(unsigned long, xen_save_fl_direct, void);
112 DECL_ASM(void, xen_restore_fl_direct, unsigned long);
114 /* These are not functions, and cannot be called normally */
116 void xen_sysexit(void);
117 void xen_sysret32(void);
118 void xen_sysret64(void);
119 void xen_adjust_exception_frame(void);
121 extern int xen_panic_handler_init(void);
123 #endif /* XEN_OPS_H */