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Commit | Line | Data |
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3402aac7 | 1 | #------------------------------------------------------------------------------\r |
1d5d0ae9 | 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 | |
f4dfad05 | 5 | # SPDX-License-Identifier: BSD-2-Clause-Patent\r |
1d5d0ae9 | 6 | #\r |
7 | #------------------------------------------------------------------------------\r | |
3402aac7 | 8 | \r |
13dc7fa5 | 9 | #include <AsmMacroIoLib.h>\r |
3402aac7 | 10 | \r |
1d5d0ae9 | 11 | #/**\r |
12 | # This allows the caller to switch the stack and return\r | |
13 | #\r | |
14 | # @param StackDelta Signed amount by which to modify the stack pointer\r | |
15 | #\r | |
16 | # @return Nothing. Goes to the Entry Point passing in the new parameters\r | |
17 | #\r | |
18 | #**/\r | |
19 | #VOID\r | |
20 | #EFIAPI\r | |
21 | #SecSwitchStack (\r | |
22 | # VOID *StackDelta\r | |
23 | # )#\r | |
24 | #\r | |
13dc7fa5 | 25 | ASM_FUNC(SecSwitchStack)\r |
1d5d0ae9 | 26 | mov R1, R13\r |
27 | add R1, R0, R1\r | |
28 | mov R13, R1\r | |
29 | bx LR\r | |
3402aac7 RC |
30 | \r |
31 | \r | |
32 | \r |