mirror of https://github.com/acidanthera/audk.git
46 lines
1.3 KiB
C
46 lines
1.3 KiB
C
/** @file
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Copyright (c) 2014, Intel Corporation. All rights reserved.<BR>
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This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution. The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php.
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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**/
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#ifndef _FSP_SWITCH_STACK_LIB_H_
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#define _FSP_SWITCH_STACK_LIB_H_
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/**
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This funciton will switch the current stack to the previous saved stack.
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Before calling the previous stack has to be set in FSP_GLOBAL_DATA.CoreStack.
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EIP
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FLAGS 16 bit FLAGS 16 bit
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EDI
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ESI
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EBP
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ESP
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EBX
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EDX
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ECX
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EAX
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DWORD IDT base1
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StackPointer: DWORD IDT base2
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@return ReturnKey After switching to the saved stack,
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this value will be saved in eax before returning.
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**/
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UINT32
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EFIAPI
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Pei2LoaderSwitchStack (
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VOID
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);
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#endif
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