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1 | #------------------------------------------------------------------------------ |
2 | # | |
3 | # Copyright (c) 2008, Intel Corporation | |
4 | # All rights reserved. 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 | # RuntimeLibAsm.S | |
15 | # | |
16 | # Abstract: | |
17 | # | |
18 | # | |
19 | #------------------------------------------------------------------------------ | |
20 | #include <EfiBind.h> | |
21 | ||
22 | .text | |
23 | ||
24 | .globl ASM_PFX(EfiCpuFlushCache) | |
25 | #------------------------------------------------------------------------------ | |
26 | #EFI_STATUS | |
27 | #EfiCpuFlushCache ( | |
28 | # IN EFI_PHYSICAL_ADDRESS Start, | |
29 | # IN UINT64 Length | |
30 | # ); | |
31 | #------------------------------------------------------------------------------ | |
32 | ||
33 | ASM_PFX(EfiCpuFlushCache): | |
34 | wbinvd | |
35 | mov $0, %rax | |
36 | ret | |
37 |