diff options
| author | vanjeff <vanjeff@6f19259b-4bc3-4df7-8a09-765794883524> | 2007-03-22 03:03:32 +0000 |
|---|---|---|
| committer | vanjeff <vanjeff@6f19259b-4bc3-4df7-8a09-765794883524> | 2007-03-22 03:03:32 +0000 |
| commit | cb41bea732ae6319ebbc9ccfa940e7433aae7a18 (patch) | |
| tree | dcd072722213560df109effdf40ea34bd42664cc /MdePkg/Library/BaseLib/Ipf | |
| parent | ebc5b9557e782974e82e29ee68bf28b0d73696a5 (diff) | |
| download | edk2-platforms-cb41bea732ae6319ebbc9ccfa940e7433aae7a18.tar.xz | |
1. Removed AsmSwitchStackAndBackingStore from BaseLib.h
2. Modified SwitchStack definition update to MWG 0.60e.
3. Added BaseLib/Ipf/InternalSwitchStack.c and removed BaseLib/Ipf/Non-existing.c
4. Updated any references of AsmSwitchStackAndBackingStore to SwichStack on IPF.
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@2499 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'MdePkg/Library/BaseLib/Ipf')
| -rw-r--r-- | MdePkg/Library/BaseLib/Ipf/InternalSwitchStack.c | 68 | ||||
| -rw-r--r-- | MdePkg/Library/BaseLib/Ipf/Non-existing.c | 53 |
2 files changed, 68 insertions, 53 deletions
diff --git a/MdePkg/Library/BaseLib/Ipf/InternalSwitchStack.c b/MdePkg/Library/BaseLib/Ipf/InternalSwitchStack.c new file mode 100644 index 0000000000..60d0a37562 --- /dev/null +++ b/MdePkg/Library/BaseLib/Ipf/InternalSwitchStack.c @@ -0,0 +1,68 @@ +/** @file
+ SwitchStack() function for IPF.
+
+ Copyright (c) 2007, 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: InternalSwitchStack.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. + Marker will be ignored on IA-32, x64, and EBC. + IPF CPUs expect one additional parameter of type VOID * that specifies + the new backing store pointer.
+ + 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 Marker VA_LIST marker for the variable argument list. + +**/
+VOID +EFIAPI +InternalSwitchStack ( + IN SWITCH_STACK_ENTRY_POINT EntryPoint, + IN VOID *Context1, OPTIONAL + IN VOID *Context2, OPTIONAL + IN VOID *NewStack, + IN VA_LIST Marker + )
+
+{
+ VOID *NewBsp;
+
+ //
+ // Get new backing store pointer from variable list
+ //
+ NewBsp = VA_ARG (Marker, VOID *);
+
+ //
+ // Stack should be aligned with CPU_STACK_ALIGNMENT
+ //
+ ASSERT (((UINTN)NewStack & (CPU_STACK_ALIGNMENT - 1)) == 0);
+ ASSERT (((UINTN)NewBsp & (CPU_STACK_ALIGNMENT - 1)) == 0);
+
+ AsmSwitchStackAndBackingStore (EntryPoint, Context1, Context2, NewStack, NewBsp);
+}
diff --git a/MdePkg/Library/BaseLib/Ipf/Non-existing.c b/MdePkg/Library/BaseLib/Ipf/Non-existing.c deleted file mode 100644 index bbb5bdf943..0000000000 --- a/MdePkg/Library/BaseLib/Ipf/Non-existing.c +++ /dev/null @@ -1,53 +0,0 @@ -/** @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);
-}
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