1 ;------------------------------------------------------------------------------
3 ; Copyright (c) 2006 - 2009, Intel Corporation. All rights reserved.<BR>
4 ; Portions copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>
5 ; Portions copyright (c) 2011 - 2013, ARM Limited. All rights reserved.<BR>
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14 ;------------------------------------------------------------------------------
16 EXPORT InternalSwitchStackAsm
18 AREA BaseLib_LowLevel, CODE, READONLY
22 ; This allows the caller to switch the stack and goes to the new entry point
24 ; @param EntryPoint The pointer to the location to enter
25 ; @param Context Parameter to pass in
26 ; @param Context2 Parameter2 to pass in
27 ; @param NewStack New Location of the stack
29 ; @return Nothing. Goes to the Entry Point passing in the new parameters
34 ;InternalSwitchStackAsm (
35 ; SWITCH_STACK_ENTRY_POINT EntryPoint,
41 InternalSwitchStackAsm
51 ; Requests CPU to pause for a short period of time.
53 ; Requests CPU to pause for a short period of time. Typically used in MP
54 ; systems to prevent memory starvation while waiting for a spin lock.