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[karo-tx-linux.git] / arch / arm / include / asm / xen / hypervisor.h
1 #ifndef _ASM_ARM_XEN_HYPERVISOR_H
2 #define _ASM_ARM_XEN_HYPERVISOR_H
3
4 #include <linux/init.h>
5
6 extern struct shared_info *HYPERVISOR_shared_info;
7 extern struct start_info *xen_start_info;
8
9 /* Lazy mode for batching updates / context switch */
10 enum paravirt_lazy_mode {
11         PARAVIRT_LAZY_NONE,
12         PARAVIRT_LAZY_MMU,
13         PARAVIRT_LAZY_CPU,
14 };
15
16 static inline enum paravirt_lazy_mode paravirt_get_lazy_mode(void)
17 {
18         return PARAVIRT_LAZY_NONE;
19 }
20
21 extern struct dma_map_ops *xen_dma_ops;
22
23 #ifdef CONFIG_XEN
24 void __init xen_early_init(void);
25 #else
26 static inline void xen_early_init(void) { return; }
27 #endif
28
29 #ifdef CONFIG_HOTPLUG_CPU
30 static inline void xen_arch_register_cpu(int num)
31 {
32 }
33
34 static inline void xen_arch_unregister_cpu(int num)
35 {
36 }
37 #endif
38
39 #endif /* _ASM_ARM_XEN_HYPERVISOR_H */