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[mirror_ubuntu-zesty-kernel.git] / arch / x86 / xen / xen-ops.h
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1#ifndef XEN_OPS_H
2#define XEN_OPS_H
3
4#include <linux/init.h>
ee7686bc 5#include <linux/clocksource.h>
ee523ca1 6#include <linux/irqreturn.h>
e04d0d07 7#include <xen/xen-ops.h>
5ead97c8 8
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9/* These are code, but not functions. Defined in entry.S */
10extern const char xen_hypervisor_callback[];
11extern const char xen_failsafe_callback[];
12
0e91398f 13struct trap_info;
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14void xen_copy_trap_info(struct trap_info *traps);
15
5ead97c8 16DECLARE_PER_CPU(unsigned long, xen_cr3);
9f79991d 17DECLARE_PER_CPU(unsigned long, xen_current_cr3);
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18
19extern struct start_info *xen_start_info;
a0d695c8 20extern struct shared_info xen_dummy_shared_info;
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21extern struct shared_info *HYPERVISOR_shared_info;
22
d5edbc1f 23void xen_setup_mfn_list_list(void);
0e91398f 24void xen_setup_shared_info(void);
d5edbc1f 25
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26char * __init xen_memory_setup(void);
27void __init xen_arch_setup(void);
28void __init xen_init_IRQ(void);
e2a81baf 29void xen_enable_sysenter(void);
6fcac6d3 30void xen_enable_syscall(void);
9c7a7942 31void xen_vcpu_restore(void);
5ead97c8 32
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33void __init xen_build_dynamic_phys_to_machine(void);
34
0d1edf46 35void xen_init_irq_ops(void);
f87e4cac 36void xen_setup_timer(int cpu);
d68d82af 37void xen_teardown_timer(int cpu);
ee7686bc 38cycle_t xen_clocksource_read(void);
f87e4cac 39void xen_setup_cpu_clockevents(void);
e93ef949 40unsigned long xen_tsc_khz(void);
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41void __init xen_time_init(void);
42unsigned long xen_get_wallclock(void);
43int xen_set_wallclock(unsigned long time);
ab550288 44unsigned long long xen_sched_clock(void);
5ead97c8 45
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46irqreturn_t xen_debug_interrupt(int irq, void *dev_id);
47
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48bool xen_vcpu_stolen(int vcpu);
49
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50void xen_mark_init_mm_pinned(void);
51
37af46ef 52void xen_setup_vcpu_info_placement(void);
f87e4cac 53
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54#ifdef CONFIG_SMP
55void xen_smp_init(void);
5ead97c8 56
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57void __init xen_init_spinlocks(void);
58__cpuinit void xen_init_lock_cpu(int cpu);
d68d82af 59void xen_uninit_lock_cpu(int cpu);
d5de8841 60
0e91398f 61extern cpumask_t xen_cpu_initialized_map;
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62#else
63static inline void xen_smp_init(void) {}
64#endif
0e91398f 65
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66
67/* Declare an asm function, along with symbols needed to make it
68 inlineable */
69#define DECL_ASM(ret, name, ...) \
70 ret name(__VA_ARGS__); \
71 extern char name##_end[]; \
72 extern char name##_reloc[] \
73
74DECL_ASM(void, xen_irq_enable_direct, void);
75DECL_ASM(void, xen_irq_disable_direct, void);
76DECL_ASM(unsigned long, xen_save_fl_direct, void);
77DECL_ASM(void, xen_restore_fl_direct, unsigned long);
78
997409d3 79/* These are not functions, and cannot be called normally */
81e103f1 80void xen_iret(void);
e2a81baf 81void xen_sysexit(void);
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82void xen_sysret32(void);
83void xen_sysret64(void);
997409d3 84void xen_adjust_exception_frame(void);
e2a81baf 85
5ead97c8 86#endif /* XEN_OPS_H */