/** @file | |
AsmReadDs function | |
Copyright (c) 2006 - 2008, Intel Corporation. All rights reserved.<BR> | |
SPDX-License-Identifier: BSD-2-Clause-Patent | |
**/ | |
/** | |
Reads the current value of Data Segment Register (DS). | |
Reads and returns the current value of DS. This function is only available on | |
IA-32 and x64. | |
@return The current value of DS. | |
**/ | |
UINT16 | |
EFIAPI | |
AsmReadDs ( | |
VOID | |
) | |
{ | |
__asm { | |
xor eax, eax | |
mov ax, ds | |
} | |
} |