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hub / github.com/Bareflank/hypervisor / dispatch_vmexit

Function dispatch_vmexit

example/default/src/x64/intel/dispatch_vmexit.hpp:62–103  ·  view source on GitHub ↗

<!-- description --> @brief Dispatches the VMExit. <!-- inputs/outputs --> @param gs the gs_t to use @param tls the tls_t to use @param mut_sys the bf_syscall_t to use @param intrinsic the intrinsic_t to use @param vp_pool the vp_pool_t to use @param vs_pool the vs_pool_t to use @param vsid the ID of the VS that generated the VMExit @param exit_reason the exit reason associated with the VMExit @r

Source from the content-addressed store, hash-verified

60 /// and friends otherwise
61 ///
62 [[nodiscard]] static constexpr auto
63 dispatch_vmexit(
64 gs_t const &gs,
65 tls_t const &tls,
66 syscall::bf_syscall_t &mut_sys,
67 intrinsic_t const &intrinsic,
68 vp_pool_t const &vp_pool,
69 vs_pool_t const &vs_pool,
70 bsl::safe_u16 const &vsid,
71 bsl::safe_u64 const &exit_reason) noexcept -> bsl::errc_type
72 {
73 constexpr auto exit_reason_nmi{0x0_u64};
74 constexpr auto exit_reason_nmi_window{0x8_u64};
75 constexpr auto exit_reason_cpuid{0xA_u64};
76
77 bsl::discard(vp_pool);
78 bsl::discard(vs_pool);
79
80 switch (exit_reason.get()) {
81 case exit_reason_nmi.get(): {
82 return dispatch_vmexit_nmi(gs, tls, mut_sys, vsid);
83 }
84
85 case exit_reason_nmi_window.get(): {
86 return dispatch_vmexit_nmi_window(gs, tls, mut_sys, vsid);
87 }
88
89 case exit_reason_cpuid.get(): {
90 return dispatch_vmexit_cpuid(gs, tls, mut_sys, intrinsic, vsid);
91 }
92
93 default: {
94 break;
95 }
96 }
97
98 bsl::error() << "unsupported vmexit: " << bsl::hex(exit_reason) << bsl::endl;
99 syscall::bf_debug_op_dump_vs(vsid);
100 bsl::print() << bsl::here();
101
102 return bsl::errc_failure;
103 }
104}
105
106#endif

Callers

nothing calls this directly

Calls 4

dispatch_vmexit_nmiFunction · 0.70
dispatch_vmexit_cpuidFunction · 0.50
bf_debug_op_dump_vsFunction · 0.50

Tested by

no test coverage detected