InOsEmuPkg: Rename package to EmulatorPkg & Sec to Host
* Rename InOsEmuPkg to EmulatorPkg * Rename Unix/Sec to Unix/Host Signed-off-by: jljusten Reviewed-by: andrewfish Reviewed-by: geekboy15a git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@11918 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
88
EmulatorPkg/Library/DxeEmuLib/DxeEmuLib.c
Normal file
88
EmulatorPkg/Library/DxeEmuLib/DxeEmuLib.c
Normal file
@@ -0,0 +1,88 @@
|
||||
/*++ @file
|
||||
|
||||
Copyright (c) 2006 - 2008, Intel Corporation. All rights reserved.<BR>
|
||||
Portions copyright (c) 2011, Apple Inc. 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 <PiDxe.h>
|
||||
|
||||
#include <Library/DebugLib.h>
|
||||
#include <Library/HobLib.h>
|
||||
#include <Library/EmuThunkLib.h>
|
||||
#include <Library/BaseMemoryLib.h>
|
||||
|
||||
EMU_THUNK_PROTOCOL *gEmuThunk = NULL;
|
||||
|
||||
|
||||
/**
|
||||
The constructor function caches the pointer of EMU Thunk protocol.
|
||||
|
||||
@param ImageHandle The firmware allocated handle for the EFI image.
|
||||
@param SystemTable A pointer to the EFI System Table.
|
||||
|
||||
@retval EFI_SUCCESS The constructor always returns EFI_SUCCESS.
|
||||
|
||||
**/
|
||||
EFI_STATUS
|
||||
EFIAPI
|
||||
DxeEmuLibConstructor (
|
||||
IN EFI_HANDLE ImageHandle,
|
||||
IN EFI_SYSTEM_TABLE *SystemTable
|
||||
)
|
||||
{
|
||||
EFI_HOB_GUID_TYPE *GuidHob;
|
||||
|
||||
GuidHob = GetFirstGuidHob (&gEmuThunkProtocolGuid);
|
||||
ASSERT (GuidHob != NULL);
|
||||
|
||||
gEmuThunk = (EMU_THUNK_PROTOCOL *)(*(UINTN *)(GET_GUID_HOB_DATA (GuidHob)));
|
||||
ASSERT (gEmuThunk != NULL);
|
||||
|
||||
return EFI_SUCCESS;
|
||||
}
|
||||
|
||||
|
||||
/**
|
||||
Serach the EMU IO Thunk database for a matching EMU IO Thunk
|
||||
Protocol instance.
|
||||
|
||||
@param Protocol Protocol to search for.
|
||||
@param Instance Instance of protocol to search for.
|
||||
|
||||
@retval NULL Protocol and Instance not found.
|
||||
@retval other EMU IO Thunk protocol that matched.
|
||||
|
||||
**/
|
||||
EMU_IO_THUNK_PROTOCOL *
|
||||
EFIAPI
|
||||
GetIoThunkInstance (
|
||||
IN EFI_GUID *Protocol,
|
||||
IN UINTN Instance
|
||||
)
|
||||
{
|
||||
EFI_STATUS Status;
|
||||
EMU_IO_THUNK_PROTOCOL *EmuIoThunk;
|
||||
|
||||
for (Status = EFI_SUCCESS, EmuIoThunk = NULL; !EFI_ERROR (Status); ) {
|
||||
Status = gEmuThunk->GetNextProtocol (FALSE, &EmuIoThunk);
|
||||
if (EFI_ERROR (Status)) {
|
||||
break;
|
||||
}
|
||||
|
||||
if (EmuIoThunk->Instance == Instance) {
|
||||
if (CompareGuid (EmuIoThunk->Protocol, Protocol)) {
|
||||
return EmuIoThunk;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
return NULL;
|
||||
}
|
Reference in New Issue
Block a user