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1. Added Non-existing.c in BaseLib to assert no invocations of SwitchStack() on IPF.

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2. Added SwitchIplStacks() function to DxeIplPeim to encapsulate arch details on stack switching.
3. Added PeiSwitchStacks() function to PeiMain to encapsulate arch details on stack switching.

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@1328 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
bxing 2006-08-21 02:53:29 +00:00
parent ce3b85747a
commit eeb1cd5af3
11 changed files with 385 additions and 89 deletions
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36
EdkModulePkg/Core/DxeIplPeim/DxeIpl.h
View File

@ -25,15 +25,37 @@ Abstract:
extern BOOLEAN gInMemory;
/**
Transfers control to a function starting with a new stack.
Transfers control to the function specified by EntryPoint using the new stack
specified by NewStack and passing in the parameters specified by Context1 and
Context2. Context1 and Context2 are optional and may be NULL. The function
EntryPoint must never return.
If EntryPoint is NULL, then ASSERT().
If NewStack is NULL, then ASSERT().
@param EntryPoint A pointer to function to call with the new stack.
@param Context1 A pointer to the context to pass into the EntryPoint
function.
@param Context2 A pointer to the context to pass into the EntryPoint
function.
@param NewStack A pointer to the new stack to use for the EntryPoint
function.
@param NewBsp A pointer to the new BSP for the EntryPoint on IPF. It's
Reserved on other architectures.
**/
VOID
EFIAPI
SwitchIplStacks (
VOID *EntryPoint,
UINTN Parameter1,
UINTN Parameter2,
VOID *NewStack,
VOID *NewBsp
)
;
IN SWITCH_STACK_ENTRY_POINT EntryPoint,
IN VOID *Context1, OPTIONAL
IN VOID *Context2, OPTIONAL
IN VOID *NewStack,
IN VOID *NewBsp
);
EFI_STATUS
PeiFindFile (

7
EdkModulePkg/Core/DxeIplPeim/DxeLoad.c
View File

@ -396,11 +396,12 @@ Returns:
);
DEBUG ((EFI_D_INFO, "DXE Core Entry\n"));
SwitchStack (
SwitchIplStacks (
(SWITCH_STACK_ENTRY_POINT)(UINTN)DxeCoreEntryPoint,
HobList.Raw,
(VOID *) (UINTN) BspStore,
TopOfStack
NULL,
TopOfStack,
(VOID *) (UINTN) BspStore
);
//

35
EdkModulePkg/Core/DxeIplPeim/Ia32/DxeLoadFunc.c
View File

@ -49,3 +49,38 @@ Returns:
*BspStore = 0;
return EFI_SUCCESS;
}
/**
Transfers control to a function starting with a new stack.
Transfers control to the function specified by EntryPoint using the new stack
specified by NewStack and passing in the parameters specified by Context1 and
Context2. Context1 and Context2 are optional and may be NULL. The function
EntryPoint must never return.
If EntryPoint is NULL, then ASSERT().
If NewStack is NULL, then ASSERT().
@param EntryPoint A pointer to function to call with the new stack.
@param Context1 A pointer to the context to pass into the EntryPoint
function.
@param Context2 A pointer to the context to pass into the EntryPoint
function.
@param NewStack A pointer to the new stack to use for the EntryPoint
function.
@param NewBsp A pointer to the new BSP for the EntryPoint on IPF. It's
Reserved on other architectures.
**/
VOID
EFIAPI
SwitchIplStacks (
IN SWITCH_STACK_ENTRY_POINT EntryPoint,
IN VOID *Context1, OPTIONAL
IN VOID *Context2, OPTIONAL
IN VOID *NewStack,
IN VOID *NewBsp
)
{
SwitchStack (EntryPoint, Context1, Context2, NewStack);
}

41
EdkModulePkg/Core/DxeIplPeim/Ipf/DxeLoadFunc.c
View File

@ -68,3 +68,44 @@ Returns:
return EFI_SUCCESS;
}
/**
Transfers control to a function starting with a new stack.
Transfers control to the function specified by EntryPoint using the new stack
specified by NewStack and passing in the parameters specified by Context1 and
Context2. Context1 and Context2 are optional and may be NULL. The function
EntryPoint must never return.
If EntryPoint is NULL, then ASSERT().
If NewStack is NULL, then ASSERT().
@param EntryPoint A pointer to function to call with the new stack.
@param Context1 A pointer to the context to pass into the EntryPoint
function.
@param Context2 A pointer to the context to pass into the EntryPoint
function.
@param NewStack A pointer to the new stack to use for the EntryPoint
function.
@param NewBsp A pointer to the new BSP for the EntryPoint on IPF. It's
Reserved on other architectures.
**/
VOID
EFIAPI
SwitchIplStacks (
IN SWITCH_STACK_ENTRY_POINT EntryPoint,
IN VOID *Context1, OPTIONAL
IN VOID *Context2, OPTIONAL
IN VOID *NewStack,
IN VOID *NewBsp
)
{
AsmSwitchStackAndBackingStore (
EntryPoint,
Context1,
Context2,
NewStack,
NewBsp
);
}

5
EdkModulePkg/Core/Pei/Dispatcher/Dispatcher.c
View File

@ -208,11 +208,12 @@ Returns:
//in order to provide buffer protection against possible illegal stack
//access that might corrupt the stack.
//
SwitchStack (
PeiSwitchStacks (
(SWITCH_STACK_ENTRY_POINT)(UINTN)TempPtr.Raw,
PeiStartupDescriptor,
(VOID*)PrivateDataInMem,
(VOID*)((UINTN)PrivateData->StackBase + (UINTN)PrivateData->StackSize)
(VOID*)((UINTN)PrivateData->StackBase + (UINTN)PrivateData->StackSize),
(VOID*)(UINTN)PrivateData->StackBase
);
}
}

50
EdkModulePkg/Core/Pei/Dispatcher/Stack.c Normal file
View File

@ -0,0 +1,50 @@
/** @file
PeiSwitchStacks() function for PEI dispatcher.
Copyright (c) 2006, Intel Corporation<BR>
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
Module Name: String.c
**/
/**
Transfers control to a function starting with a new stack.
Transfers control to the function specified by EntryPoint using the new stack
specified by NewStack and passing in the parameters specified by Context1 and
Context2. Context1 and Context2 are optional and may be NULL. The function
EntryPoint must never return.
If EntryPoint is NULL, then ASSERT().
If NewStack is NULL, then ASSERT().
@param EntryPoint A pointer to function to call with the new stack.
@param Context1 A pointer to the context to pass into the EntryPoint
function.
@param Context2 A pointer to the context to pass into the EntryPoint
function.
@param NewStack A pointer to the new stack to use for the EntryPoint
function.
@param NewBsp A pointer to the new BSP for the EntryPoint on IPF. It's
Reserved on other architectures.
**/
VOID
EFIAPI
PeiSwitchStacks (
IN SWITCH_STACK_ENTRY_POINT EntryPoint,
IN VOID *Context1, OPTIONAL
IN VOID *Context2, OPTIONAL
IN VOID *NewStack,
IN VOID *NewBsp
)
{
SwitchStack (EntryPoint, Context1, Context2, NewStack);
}

58
EdkModulePkg/Core/Pei/Ipf/Stack.c Normal file
View File

@ -0,0 +1,58 @@
/** @file
PeiSwitchStacks() function for PEI dispatcher.
Copyright (c) 2006, Intel Corporation<BR>
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
Module Name: String.c
**/
#include <PeiMain.h>
/**
Transfers control to a function starting with a new stack.
Transfers control to the function specified by EntryPoint using the new stack
specified by NewStack and passing in the parameters specified by Context1 and
Context2. Context1 and Context2 are optional and may be NULL. The function
EntryPoint must never return.
If EntryPoint is NULL, then ASSERT().
If NewStack is NULL, then ASSERT().
@param EntryPoint A pointer to function to call with the new stack.
@param Context1 A pointer to the context to pass into the EntryPoint
function.
@param Context2 A pointer to the context to pass into the EntryPoint
function.
@param NewStack A pointer to the new stack to use for the EntryPoint
function.
@param NewBsp A pointer to the new BSP for the EntryPoint on IPF. It's
Reserved on other architectures.
**/
VOID
EFIAPI
PeiSwitchStacks (
IN SWITCH_STACK_ENTRY_POINT EntryPoint,
IN VOID *Context1, OPTIONAL
IN VOID *Context2, OPTIONAL
IN VOID *NewStack,
IN VOID *NewBsp
)
{
AsmSwitchStackAndBackingStore (
EntryPoint,
Context1,
Context2,
NewStack,
NewBsp
);
}

32
EdkModulePkg/Core/Pei/PeiMain.h
View File

@ -1115,4 +1115,36 @@ Returns:
--*/
;
/**
Transfers control to a function starting with a new stack.
Transfers control to the function specified by EntryPoint using the new stack
specified by NewStack and passing in the parameters specified by Context1 and
Context2. Context1 and Context2 are optional and may be NULL. The function
EntryPoint must never return.
If EntryPoint is NULL, then ASSERT().
If NewStack is NULL, then ASSERT().
@param EntryPoint A pointer to function to call with the new stack.
@param Context1 A pointer to the context to pass into the EntryPoint
function.
@param Context2 A pointer to the context to pass into the EntryPoint
function.
@param NewStack A pointer to the new stack to use for the EntryPoint
function.
@param NewBsp A pointer to the new BSP for the EntryPoint on IPF. It's
Reserved on other architectures.
**/
VOID
EFIAPI
PeiSwitchStacks (
IN SWITCH_STACK_ENTRY_POINT EntryPoint,
IN VOID *Context1, OPTIONAL
IN VOID *Context2, OPTIONAL
IN VOID *NewStack,
IN VOID *NewBsp
);
#endif

8
EdkModulePkg/Core/Pei/PeiMain.msa
View File

@ -71,9 +71,11 @@
<Filename>Reset/Reset.c</Filename>
<Filename>Security/Security.c</Filename>
<Filename>StatusCode/StatusCode.c</Filename>
<Filename SupArchList="IPF">ipf/SwitchToCacheMode.c</Filename>
<Filename SupArchList="IPF">ipf/IpfCpuCore.i</Filename>
<Filename SupArchList="IPF">ipf/IpfCpuCore.s</Filename>
<Filename SupArchList="IPF">Ipf/SwitchToCacheMode.c</Filename>
<Filename SupArchList="IPF">Ipf/IpfCpuCore.i</Filename>
<Filename SupArchList="IPF">Ipf/IpfCpuCore.s</Filename>
<Filename SupArchList="IPF">Ipf/Stack.c</Filename>
<Filename SupArchList="IA32 X64 EBC">Dispatcher/Stack.c</Filename>
</SourceFiles>
<PackageDependencies>
<Package PackageGuid="5e0e9358-46b6-4ae2-8218-4ab8b9bbdcec"/>

1
MdePkg/Library/BaseLib/BaseLib.msa
View File

@ -410,6 +410,7 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
<Filename SupArchList="IPF">Ipf/CpuPause.s</Filename>
<Filename SupArchList="IPF">Ipf/CpuFlushTlb.s</Filename>
<Filename SupArchList="IPF">Ipf/GetInterruptState.s</Filename>
<Filename SupArchList="IPF">Ipf/Non-existing.c</Filename>
<Filename SupArchList="EBC">Math64.c</Filename>
<Filename SupArchList="EBC">Unaligned.c</Filename>
<Filename SupArchList="EBC">Ebc/SwitchStack.c</Filename>

53
MdePkg/Library/BaseLib/Ipf/Non-existing.c Normal file
View File

@ -0,0 +1,53 @@
/** @file
Non-existing BaseLib functions on Ipf
Copyright (c) 2006, Intel Corporation
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
Module Name: Non-existing.c
**/
#include "../BaseLibInternals.h"
/**
Transfers control to a function starting with a new stack.
Transfers control to the function specified by EntryPoint using the new stack
specified by NewStack and passing in the parameters specified by Context1 and
Context2. Context1 and Context2 are optional and may be NULL. The function
EntryPoint must never return.
If EntryPoint is NULL, then ASSERT().
If NewStack is NULL, then ASSERT().
@param EntryPoint A pointer to function to call with the new stack.
@param Context1 A pointer to the context to pass into the EntryPoint
function.
@param Context2 A pointer to the context to pass into the EntryPoint
function.
@param NewStack A pointer to the new stack to use for the EntryPoint
function.
**/
VOID
EFIAPI
InternalSwitchStack (
IN SWITCH_STACK_ENTRY_POINT EntryPoint,
IN VOID *Context1, OPTIONAL
IN VOID *Context2, OPTIONAL
IN VOID *NewStack
)
{
//
// This version of this function does not actually change the stack pointer
// This is to support compilation of CPU types that do not support assemblers
// such as EBC
//
ASSERT (FALSE);
}