| 245 | /// @param exit_reason the exit reason associated with the VMExit |
| 246 | /// |
| 247 | extern "C" void |
| 248 | vmexit_entry( |
| 249 | bsl::safe_u16::value_type const vsid, bsl::safe_u64::value_type const exit_reason) noexcept |
| 250 | { |
| 251 | /// NOTE: |
| 252 | /// - Call into the vmexit handler. This entry point serves as a |
| 253 | /// trampoline between C and C++. Specifically, the microkernel |
| 254 | /// cannot call a member function directly, and can only call |
| 255 | /// a C style function. |
| 256 | /// |
| 257 | |
| 258 | auto const ret{dispatch_vmexit( // -- |
| 259 | g_mut_gs, // -- |
| 260 | g_mut_tls, // -- |
| 261 | g_mut_sys, // -- |
| 262 | g_mut_intrinsic, // -- |
| 263 | g_mut_vp_pool, // -- |
| 264 | g_mut_vs_pool, // -- |
| 265 | bsl::to_u16(vsid), // -- |
| 266 | bsl::to_u64(exit_reason))}; |
| 267 | |
| 268 | if (bsl::unlikely(!ret)) { |
| 269 | bsl::print<bsl::V>() << bsl::here(); |
| 270 | return bf_control_op_exit(); |
| 271 | } |
| 272 | |
| 273 | /// NOTE: |
| 274 | /// - This code should never be reached. The VMExit handler should |
| 275 | /// always call one of the "run" ABIs to return back to the |
| 276 | /// microkernel when a VMExit is finished. If this is called, it |
| 277 | /// is because the VMExit handler returned with an error. |
| 278 | /// |
| 279 | |
| 280 | return bf_control_op_exit(); |
| 281 | } |
| 282 | |
| 283 | /// <!-- description --> |
| 284 | /// @brief Implements the main entry function for this example |
nothing calls this directly
no test coverage detected