| ;------------------------------------------------------------------------------ | |
| ; | |
| ; Copyright (C) 2020, Advanced Micro Devices, Inc. All rights reserved.<BR> | |
| ; SPDX-License-Identifier: BSD-2-Clause-Patent | |
| ; | |
| ; Module Name: | |
| ; | |
| ; VmgExit.Asm | |
| ; | |
| ; Abstract: | |
| ; | |
| ; AsmVmgExit function | |
| ; | |
| ; Notes: | |
| ; | |
| ;------------------------------------------------------------------------------ | |
| SECTION .text | |
| ;------------------------------------------------------------------------------ | |
| ; VOID | |
| ; EFIAPI | |
| ; AsmVmgExit ( | |
| ; VOID | |
| ; ); | |
| ;------------------------------------------------------------------------------ | |
| global ASM_PFX(AsmVmgExit) | |
| ASM_PFX(AsmVmgExit): | |
| ; | |
| ; NASM doesn't support the vmmcall instruction in 32-bit mode and NASM versions | |
| ; before 2.12 cannot translate the 64-bit "rep vmmcall" instruction into elf32 | |
| ; format. Given that VMGEXIT does not make sense on IA32, provide a stub | |
| ; implementation that is identical to CpuBreakpoint(). In practice, AsmVmgExit() | |
| ; should never be called on IA32. | |
| ; | |
| int 3 | |
| ret | |