diff options
author | vanjeff <vanjeff@6f19259b-4bc3-4df7-8a09-765794883524> | 2008-04-10 08:49:28 +0000 |
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committer | vanjeff <vanjeff@6f19259b-4bc3-4df7-8a09-765794883524> | 2008-04-10 08:49:28 +0000 |
commit | fb0b259e4e440577dcd6ba6722c252d90605b3e9 (patch) | |
tree | 579879eca4d90b56a40580670123bc5a73099628 /MdeModulePkg/Universal/EbcDxe/Ipf | |
parent | ed7752ec44001d317f79c8631dccd9650c396617 (diff) | |
download | edk2-platforms-fb0b259e4e440577dcd6ba6722c252d90605b3e9.tar.xz |
apply for doxgen format.
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@5038 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'MdeModulePkg/Universal/EbcDxe/Ipf')
-rw-r--r-- | MdeModulePkg/Universal/EbcDxe/Ipf/EbcSupport.c | 176 | ||||
-rw-r--r-- | MdeModulePkg/Universal/EbcDxe/Ipf/EbcSupport.h | 15 |
2 files changed, 76 insertions, 115 deletions
diff --git a/MdeModulePkg/Universal/EbcDxe/Ipf/EbcSupport.c b/MdeModulePkg/Universal/EbcDxe/Ipf/EbcSupport.c index 3647a12fae..b2cb6f6be0 100644 --- a/MdeModulePkg/Universal/EbcDxe/Ipf/EbcSupport.c +++ b/MdeModulePkg/Universal/EbcDxe/Ipf/EbcSupport.c @@ -1,24 +1,17 @@ -/*++
-
-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:
-
- EbcSupport.c
-
-Abstract:
-
+/** @file
This module contains EBC support routines that are customized based on
the target processor.
---*/
+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.
+
+**/
#include "EbcInt.h"
#include "EbcExecute.h"
@@ -141,7 +134,7 @@ EbcInterpret ( // Now adjust the EBC stack pointer down to leave a gap for interpreter
// execution. Then stuff a magic value there.
//
-
+
Status = GetEBCStack((EFI_HANDLE)(UINTN)-1, &VmContext.StackPool, &StackIndex);
if (EFI_ERROR(Status)) {
return Status;
@@ -151,7 +144,7 @@ EbcInterpret ( VmContext.HighStackBottom = (UINTN) VmContext.R[0];
VmContext.R[0] -= sizeof (UINTN);
-
+
PushU64 (&VmContext, (UINT64) VM_STACK_KEY_VALUE);
VmContext.StackMagicPtr = (UINTN *) VmContext.R[0];
VmContext.LowStackTop = (UINTN) VmContext.R[0];
@@ -194,32 +187,27 @@ EbcInterpret ( return (UINT64) VmContext.R[7];
}
-STATIC
-UINT64
-ExecuteEbcImageEntryPoint (
- IN EFI_HANDLE ImageHandle,
- IN EFI_SYSTEM_TABLE *SystemTable
- )
-/*++
-
-Routine Description:
+/**
IPF implementation.
-
Begin executing an EBC image. The address of the entry point is passed
in via a processor register, so we'll need to make a call to get the
value.
-
-Arguments:
- ImageHandle - image handle for the EBC application we're executing
- SystemTable - standard system table passed into an driver's entry point
+ @param ImageHandle image handle for the EBC application we're
+ executing
+ @param SystemTable standard system table passed into an driver's
+ entry point
-Returns:
+ @return The value returned by the EBC application we're going to run.
- The value returned by the EBC application we're going to run.
-
---*/
+**/
+STATIC
+UINT64
+ExecuteEbcImageEntryPoint (
+ IN EFI_HANDLE ImageHandle,
+ IN EFI_SYSTEM_TABLE *SystemTable
+ )
{
//
// Create a new VM context on the stack
@@ -256,7 +244,7 @@ Returns: // Get the stack pointer. This is the bottom of the upper stack.
//
Addr = EbcLLGetStackPointer ();
-
+
Status = GetEBCStack(ImageHandle, &VmContext.StackPool, &StackIndex);
if (EFI_ERROR(Status)) {
return Status;
@@ -266,7 +254,7 @@ Returns: VmContext.HighStackBottom = (UINTN) VmContext.R[0];
VmContext.R[0] -= sizeof (UINTN);
-
+
//
// Allocate stack space for the interpreter. Then put a magic value
// at the bottom so we can detect stack corruption.
@@ -320,6 +308,19 @@ Returns: return (UINT64) VmContext.R[7];
}
+
+/**
+ Create thunks for an EBC image entry point, or an EBC protocol service.
+
+ @param ImageHandle Image handle for the EBC image. If not null, then
+ we're creating a thunk for an image entry point.
+ @param EbcEntryPoint Address of the EBC code that the thunk is to call
+ @param Thunk Returned thunk we create here
+ @param Flags Flags indicating options for creating the thunk
+
+ @return Standard EFI status.
+
+**/
EFI_STATUS
EbcCreateThunks (
IN EFI_HANDLE ImageHandle,
@@ -327,25 +328,6 @@ EbcCreateThunks ( OUT VOID **Thunk,
IN UINT32 Flags
)
-/*++
-
-Routine Description:
-
- Create thunks for an EBC image entry point, or an EBC protocol service.
-
-Arguments:
-
- ImageHandle - Image handle for the EBC image. If not null, then we're
- creating a thunk for an image entry point.
- EbcEntryPoint - Address of the EBC code that the thunk is to call
- Thunk - Returned thunk we create here
- Flags - Flags indicating options for creating the thunk
-
-Returns:
-
- Standard EFI status.
-
---*/
{
UINT8 *Ptr;
UINT8 *ThunkBase;
@@ -680,6 +662,21 @@ Returns: return EFI_SUCCESS;
}
+
+/**
+ Given raw bytes of Itanium based code, format them into a bundle and
+ write them out.
+
+ @param MemPtr pointer to memory location to write the bundles to
+ @param Template 5-bit template
+ @param Slot0-2 instruction slot data for the bundle
+
+ @retval EFI_INVALID_PARAMETER Pointer is not aligned
+ @retval No more than 5 bits in template
+ @retval More than 41 bits used in code
+ @retval EFI_SUCCESS All data is written.
+
+**/
STATIC
EFI_STATUS
WriteBundle (
@@ -689,27 +686,6 @@ WriteBundle ( IN UINT64 Slot1,
IN UINT64 Slot2
)
-/*++
-
-Routine Description:
-
- Given raw bytes of Itanium based code, format them into a bundle and
- write them out.
-
-Arguments:
-
- MemPtr - pointer to memory location to write the bundles to
- Template - 5-bit template
- Slot0-2 - instruction slot data for the bundle
-
-Returns:
-
- EFI_INVALID_PARAMETER - Pointer is not aligned
- - No more than 5 bits in template
- - More than 41 bits used in code
- EFI_SUCCESS - All data is written.
-
---*/
{
UINT8 *BPtr;
UINT32 Index;
@@ -760,38 +736,32 @@ Returns: return EFI_SUCCESS;
}
-VOID
-EbcLLCALLEX (
- IN VM_CONTEXT *VmPtr,
- IN UINTN FuncAddr,
- IN UINTN NewStackPointer,
- IN VOID *FramePtr,
- IN UINT8 Size
- )
-/*++
-
-Routine Description:
- This function is called to execute an EBC CALLEX instruction.
+/**
+ This function is called to execute an EBC CALLEX instruction.
The function check the callee's content to see whether it is common native
code or a thunk to another piece of EBC code.
If the callee is common native code, use EbcLLCAllEXASM to manipulate,
otherwise, set the VM->IP to target EBC code directly to avoid another VM
be startup which cost time and stack space.
-
-Arguments:
- VmPtr - Pointer to a VM context.
- FuncAddr - Callee's address
- NewStackPointer - New stack pointer after the call
- FramePtr - New frame pointer after the call
- Size - The size of call instruction
+ @param VmPtr Pointer to a VM context.
+ @param FuncAddr Callee's address
+ @param NewStackPointer New stack pointer after the call
+ @param FramePtr New frame pointer after the call
+ @param Size The size of call instruction
-Returns:
+ @return None.
- None.
-
---*/
+**/
+VOID
+EbcLLCALLEX (
+ IN VM_CONTEXT *VmPtr,
+ IN UINTN FuncAddr,
+ IN UINTN NewStackPointer,
+ IN VOID *FramePtr,
+ IN UINT8 Size
+ )
{
UINTN IsThunk;
UINTN TargetEbcAddr;
diff --git a/MdeModulePkg/Universal/EbcDxe/Ipf/EbcSupport.h b/MdeModulePkg/Universal/EbcDxe/Ipf/EbcSupport.h index f6c929ba3e..7b554f3e65 100644 --- a/MdeModulePkg/Universal/EbcDxe/Ipf/EbcSupport.h +++ b/MdeModulePkg/Universal/EbcDxe/Ipf/EbcSupport.h @@ -1,4 +1,5 @@ -/*++
+/** @file
+ Definition of EBC Support function.
Copyright (c) 2006, Intel Corporation
All rights reserved. This program and the accompanying materials
@@ -9,17 +10,7 @@ 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:
-
- EbcSupport.h
-
-Abstract:
-
- Definition of EBC Support function
-
-Revision History
-
---*/
+**/
#ifndef _IPF_EBC_SUPPORT_H_
#define _IPF_EBC_SUPPORT_H_
|