]>
Commit | Line | Data |
---|---|---|
1d5d0ae9 | 1 | #------------------------------------------------------------------------------ \r |
2 | #\r | |
3 | # Copyright (c) 2006 - 2009, Intel Corporation. All rights reserved.<BR>\r | |
4 | # Portions copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>\r | |
5 | # This program and the accompanying materials\r | |
6 | # are licensed and made available under the terms and conditions of the BSD License\r | |
7 | # which accompanies this distribution. The full text of the license may be found at\r | |
8 | # http://opensource.org/licenses/bsd-license.php.\r | |
9 | #\r | |
10 | # THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
11 | # WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
12 | #\r | |
13 | #------------------------------------------------------------------------------\r | |
14 | \r | |
15 | .text\r | |
16 | .align 3\r | |
17 | \r | |
18 | GCC_ASM_EXPORT(SecSwitchStack)\r | |
19 | \r | |
20 | \r | |
21 | \r | |
22 | #/**\r | |
23 | # This allows the caller to switch the stack and return\r | |
24 | #\r | |
25 | # @param StackDelta Signed amount by which to modify the stack pointer\r | |
26 | #\r | |
27 | # @return Nothing. Goes to the Entry Point passing in the new parameters\r | |
28 | #\r | |
29 | #**/\r | |
30 | #VOID\r | |
31 | #EFIAPI\r | |
32 | #SecSwitchStack (\r | |
33 | # VOID *StackDelta\r | |
34 | # )#\r | |
35 | #\r | |
36 | ASM_PFX(SecSwitchStack): \r | |
37 | mov R1, R13\r | |
38 | add R1, R0, R1\r | |
39 | mov R13, R1\r | |
40 | bx LR\r | |
41 | \r | |
42 | \r | |
43 | \r |