1;------------------------------------------------------------------------------ 2; 3; Copyright (c) 2006, Intel Corporation. All rights reserved.<BR> 4; This program and the accompanying materials 5; are licensed and made available under the terms and conditions of the BSD License 6; which accompanies this distribution. The full text of the license may be found at 7; http://opensource.org/licenses/bsd-license.php. 8; 9; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, 10; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. 11; 12; Module Name: 13; 14; WriteDr4.Asm 15; 16; Abstract: 17; 18; AsmWriteDr4 function 19; 20; Notes: 21; 22;------------------------------------------------------------------------------ 23 24 DEFAULT REL 25 SECTION .text 26 27;------------------------------------------------------------------------------ 28; UINTN 29; EFIAPI 30; AsmWriteDr4 ( 31; IN UINTN Value 32; ); 33;------------------------------------------------------------------------------ 34global ASM_PFX(AsmWriteDr4) 35ASM_PFX(AsmWriteDr4): 36 ; 37 ; There's no obvious reason to access this register, since it's aliased to 38 ; DR6 when DE=0 or an exception generated when DE=1 39 ; 40 DB 0xf, 0x23, 0xe1 41 mov rax, rcx 42 ret 43 44