arch/x86/include/mach-xen/asm/hypercall_32.h

   1 #define HYPERCALL_arg1 "ebx"
   2 #define HYPERCALL_arg2 "ecx"
   3 #define HYPERCALL_arg3 "edx"
   4 #define HYPERCALL_arg4 "esi"
   5 #define HYPERCALL_arg5 "edi"
   6
   7 #if CONFIG_XEN_COMPAT <= 0x030002
   8 static inline int __must_check
   9 HYPERVISOR_set_callbacks(
  10         unsigned long event_selector, unsigned long event_address,
  11         unsigned long failsafe_selector, unsigned long failsafe_address)
  12 {
  13         return _hypercall4(int, set_callbacks,
  14                            event_selector, event_address,
  15                            failsafe_selector, failsafe_address);
  16 }
  17 #endif
  18
  19 static inline long __must_check
  20 HYPERVISOR_set_timer_op(
  21         u64 timeout)
  22 {
  23         return _hypercall2(long, set_timer_op,
  24                            (unsigned long)timeout,
  25                            (unsigned long)(timeout>>32));
  26 }
  27
  28 static inline int __must_check
  29 HYPERVISOR_update_descriptor(
  30         u64 ma, u64 desc)
  31 {
  32         return _hypercall4(int, update_descriptor,
  33                            (unsigned long)ma, (unsigned long)(ma>>32),
  34                            (unsigned long)desc, (unsigned long)(desc>>32));
  35 }
  36
  37 static inline int __must_check
  38 HYPERVISOR_update_va_mapping(
  39         unsigned long va, pte_t new_val, unsigned long flags)
  40 {
  41         unsigned long pte_hi = 0;
  42
  43         if (arch_use_lazy_mmu_mode())
  44                 return xen_multi_update_va_mapping(va, new_val, flags);
  45 #ifdef CONFIG_X86_PAE
  46         pte_hi = new_val.pte_high;
  47 #endif
  48         return _hypercall4(int, update_va_mapping, va,
  49                            new_val.pte_low, pte_hi, flags);
  50 }
  51
  52 static inline int __must_check
  53 HYPERVISOR_update_va_mapping_otherdomain(
  54         unsigned long va, pte_t new_val, unsigned long flags, domid_t domid)
  55 {
  56         unsigned long pte_hi = 0;
  57 #ifdef CONFIG_X86_PAE
  58         pte_hi = new_val.pte_high;
  59 #endif
  60         return _hypercall5(int, update_va_mapping_otherdomain, va,
  61                            new_val.pte_low, pte_hi, flags, domid);
  62 }