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/** @file
AsmReadDr1 function
Copyright (c) 2006 - 2008, Intel Corporation. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
/**
Reads the current value of Debug Register 1 (DR1).
Reads and returns the current value of DR1. This function is only available
on IA-32 and x64. This returns a 32-bit value on IA-32 and a 64-bit value on
x64.
@return The value of Debug Register 1 (DR1).
**/
UINTN
EFIAPI
AsmReadDr1 (
VOID
)
{
__asm {
mov eax, dr1
}
}
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