diff options
Diffstat (limited to 'src/VBox/Devices/EFI/Firmware/UefiCpuPkg/ResetVector/Vtf0/Ia16/Init16.asm')
-rw-r--r-- | src/VBox/Devices/EFI/Firmware/UefiCpuPkg/ResetVector/Vtf0/Ia16/Init16.asm | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/src/VBox/Devices/EFI/Firmware/UefiCpuPkg/ResetVector/Vtf0/Ia16/Init16.asm b/src/VBox/Devices/EFI/Firmware/UefiCpuPkg/ResetVector/Vtf0/Ia16/Init16.asm new file mode 100644 index 00000000..9626ca0a --- /dev/null +++ b/src/VBox/Devices/EFI/Firmware/UefiCpuPkg/ResetVector/Vtf0/Ia16/Init16.asm @@ -0,0 +1,42 @@ +;------------------------------------------------------------------------------ +; @file +; 16-bit initialization code +; +; Copyright (c) 2008 - 2009, Intel Corporation. All rights reserved.<BR> +; SPDX-License-Identifier: BSD-2-Clause-Patent +; +;------------------------------------------------------------------------------ + + +BITS 16 + +; +; @param[out] DI 'BP' to indicate boot-strap processor +; +EarlyBspInitReal16: + mov di, 'BP' + jmp short Main16 + +; +; @param[out] DI 'AP' to indicate application processor +; +EarlyApInitReal16: + mov di, 'AP' + jmp short Main16 + +; +; Modified: EAX +; +; @param[in] EAX Initial value of the EAX register (BIST: Built-in Self Test) +; @param[out] ESP Initial value of the EAX register (BIST: Built-in Self Test) +; +EarlyInit16: + ; + ; ESP - Initial value of the EAX register (BIST: Built-in Self Test) + ; + mov esp, eax + + debugInitialize + + OneTimeCallRet EarlyInit16 + |