arch/x86/include/asm/mshyperv.h

   1 #ifndef _ASM_X86_MSHYPER_H
   2 #define _ASM_X86_MSHYPER_H
   3
   4 #include <linux/types.h>
   5 #include <linux/interrupt.h>
   6 #include <asm/hyperv.h>
   7
   8 struct ms_hyperv_info {
   9         u32 features;
  10         u32 misc_features;
  11         u32 hints;
  12 };
  13
  14 extern struct ms_hyperv_info ms_hyperv;
  15
  16 /*
  17  * Declare the MSR used to setup pages used to communicate with the hypervisor.
  18  */
  19 union hv_x64_msr_hypercall_contents {
  20         u64 as_uint64;
  21         struct {
  22                 u64 enable:1;
  23                 u64 reserved:11;
  24                 u64 guest_physical_address:52;
  25         };
  26 };
  27
  28 void hyperv_callback_vector(void);
  29 #ifdef CONFIG_TRACING
  30 #define trace_hyperv_callback_vector hyperv_callback_vector
  31 #endif
  32 void hyperv_vector_handler(struct pt_regs *regs);
  33 void hv_setup_vmbus_irq(void (*handler)(void));
  34 void hv_remove_vmbus_irq(void);
  35
  36 void hv_setup_kexec_handler(void (*handler)(void));
  37 void hv_remove_kexec_handler(void);
  38 void hv_setup_crash_handler(void (*handler)(struct pt_regs *regs));
  39 void hv_remove_crash_handler(void);
  40 #endif