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74 lines
2.5 KiB
C
74 lines
2.5 KiB
C
/** @file
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SwitchStack() function for ARM.
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Copyright (c) 2006 - 2018, Intel Corporation. All rights reserved.<BR>
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Portions copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>
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SPDX-License-Identifier: BSD-2-Clause-Patent
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**/
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#include "BaseLibInternals.h"
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/**
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Transfers control to a function starting with a new stack.
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This internal worker function transfers control to the function
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specified by EntryPoint using the new stack specified by NewStack,
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and passes in the parameters specified by Context1 and Context2.
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Context1 and Context2 are optional and may be NULL.
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The function EntryPoint must never return.
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@param EntryPoint The pointer to the function to enter.
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@param Context1 The first parameter to pass in.
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@param Context2 The second Parameter to pass in
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@param NewStack The new Location of the stack
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**/
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VOID
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EFIAPI
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InternalSwitchStackAsm (
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IN SWITCH_STACK_ENTRY_POINT EntryPoint,
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IN VOID *Context1, OPTIONAL
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IN VOID *Context2, OPTIONAL
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IN VOID *NewStack
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);
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/**
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Transfers control to a function starting with a new stack.
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Transfers control to the function specified by EntryPoint using the
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new stack specified by NewStack, and passes in the parameters specified
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by Context1 and Context2. Context1 and Context2 are optional and may
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be NULL. The function EntryPoint must never return.
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Marker will be ignored on IA-32, x64, and EBC.
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IPF CPUs expect one additional parameter of type VOID * that specifies
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the new backing store pointer.
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If EntryPoint is NULL, then ASSERT().
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If NewStack is NULL, then ASSERT().
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@param EntryPoint A pointer to function to call with the new stack.
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@param Context1 A pointer to the context to pass into the EntryPoint
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function.
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@param Context2 A pointer to the context to pass into the EntryPoint
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function.
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@param NewStack A pointer to the new stack to use for the EntryPoint
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function.
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@param Marker A VA_LIST marker for the variable argument list.
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**/
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VOID
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EFIAPI
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InternalSwitchStack (
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IN SWITCH_STACK_ENTRY_POINT EntryPoint,
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IN VOID *Context1, OPTIONAL
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IN VOID *Context2, OPTIONAL
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IN VOID *NewStack,
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IN VA_LIST Marker
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)
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{
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InternalSwitchStackAsm (EntryPoint, Context1, Context2, NewStack);
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}
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