include/xen/xen-ops.h

   1 #ifndef INCLUDE_XEN_OPS_H
   2 #define INCLUDE_XEN_OPS_H
   3
   4 #include <linux/percpu.h>
   5 #include <linux/notifier.h>
   6 #include <linux/efi.h>
   7 #include <asm/xen/interface.h>
   8
   9 DECLARE_PER_CPU(struct vcpu_info *, xen_vcpu);
  10
  11 void xen_arch_pre_suspend(void);
  12 void xen_arch_post_suspend(int suspend_cancelled);
  13
  14 void xen_timer_resume(void);
  15 void xen_arch_resume(void);
  16
  17 void xen_resume_notifier_register(struct notifier_block *nb);
  18 void xen_resume_notifier_unregister(struct notifier_block *nb);
  19
  20 int xen_setup_shutdown_event(void);
  21
  22 extern unsigned long *xen_contiguous_bitmap;
  23 int xen_create_contiguous_region(phys_addr_t pstart, unsigned int order,
  24                                 unsigned int address_bits,
  25                                 dma_addr_t *dma_handle);
  26
  27 void xen_destroy_contiguous_region(phys_addr_t pstart, unsigned int order);
  28
  29 struct vm_area_struct;
  30 int xen_remap_domain_mfn_range(struct vm_area_struct *vma,
  31                                unsigned long addr,
  32                                xen_pfn_t mfn, int nr,
  33                                pgprot_t prot, unsigned domid,
  34                                struct page **pages);
  35 int xen_unmap_domain_mfn_range(struct vm_area_struct *vma,
  36                                int numpgs, struct page **pages);
  37
  38 bool xen_running_on_version_or_later(unsigned int major, unsigned int minor);
  39
  40 #ifdef CONFIG_XEN_EFI
  41 extern efi_system_table_t *xen_efi_probe(void);
  42 #else
  43 static inline efi_system_table_t __init *xen_efi_probe(void)
  44 {
  45         return NULL;
  46 }
  47 #endif
  48
  49 #endif /* INCLUDE_XEN_OPS_H */