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Add InvokePeiCore function to invoke the PeiCore in new stack.

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git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@3844 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
klu2
2007-09-14 07:01:26 +00:00
parent a81a35fe2a
commit b98c2ab738
6 changed files with 70 additions and 104 deletions
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16
MdeModulePkg/Core/Pei/Ipf/Stack.c
View File

@@ -16,17 +16,6 @@
#include <PeiMain.h>
VOID
EFIAPI
InternalSwitchStack (
IN SWITCH_STACK_ENTRY_POINT EntryPoint,
IN VOID *Context1, OPTIONAL
IN VOID *Context2, OPTIONAL
IN VOID *Context3, OPTIONAL
IN VOID *NewStack,
IN VA_LIST Marker
);
/**
Transfers control to a function starting with a new stack.
@@ -55,18 +44,15 @@ PeiSwitchStacks (
IN SWITCH_STACK_ENTRY_POINT EntryPoint,
IN VOID *Context1, OPTIONAL
IN VOID *Context2, OPTIONAL
IN VOID *Context3, OPTIONAL
IN VOID *NewStack,
IN VOID *NewBsp
)
{
InternalSwitchStack(
SwitchStack (
EntryPoint,
Context1,
Context2,
Context3,
NewStack,
NewBsp
);
}

52
MdeModulePkg/Core/Pei/Ipf/SwitchStack.s
View File

@@ -1,52 +0,0 @@
/// @file
/// IPF specific SwitchStack() function
///
/// 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: SwitchStack.s
///
///
.auto
.text
.proc IpfAsmSwitchStack
.type IpfAsmSwitchStack, @function
.regstk 6, 0, 0, 0
IpfAsmSwitchStack::
mov r14 = ar.rsc
movl r2 = ~((((1 << 14) - 1) << 16) | 3)
mov r17 = in1
mov r18 = in2
mov r19 = in3
and r2 = r14, r2
mov ar.rsc = r2
mov sp = in4
mov r20 = in5
ld8.nt1 r16 = [in0], 8
ld8.nta gp = [in0]
mov r3 = -1
loadrs
mov ar.bspstore = r20
mov b7 = r16
alloc r2 = ar.pfs, 0, 0, 3, 0
mov out0 = r17
mov out1 = r18
mov out2 = r19
mov ar.rnat = r3
mov ar.rsc = r14
br.call.sptk.many b0 = b7
.endp IpfAsmSwitchStack