1) Porting the original WinNtStuff Peim to new Nt32Pkg
[mirror_edk2.git] / Nt32Pkg / WinNtThunkPPIToProtocolPeim / WinNtThunkPPIToProtocolPeim.c
1 /*++
2
3 Copyright (c) 2006, Intel Corporation
4 All rights reserved. This program and the accompanying materials
5 are licensed and made available under the terms and conditions of the BSD License
6 which accompanies this distribution. The full text of the license may be found at
7 http://opensource.org/licenses/bsd-license.php
8
9 THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
10 WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
11
12 Module Name:
13
14 WinNtStuff.c
15
16 Abstract:
17
18 Tiano PEIM to abstract construction of firmware volume in a Windows NT environment.
19
20 Revision History
21
22 --*/
23
24 //
25 // The package level header files this module uses
26 //
27 #include <PiPei.h>
28 #include <WinNtPeim.h>
29 //
30 // The protocols, PPI and GUID defintions for this module
31 //
32 #include <Protocol/WinNtThunk.h>
33 #include <Ppi/NtThunk.h>
34 //
35 // The Library classes this module consumes
36 //
37 #include <Library/DebugLib.h>
38 #include <Library/PeimEntryPoint.h>
39 #include <Library/HobLib.h>
40
41 EFI_STATUS
42 EFIAPI
43 PeimInitializeWinNtThunkPPIToProtocolPeim (
44 IN EFI_FFS_FILE_HEADER *FfsHeader,
45 IN EFI_PEI_SERVICES **PeiServices
46 )
47 /*++
48
49 Routine Description:
50
51 Perform a call-back into the SEC simulator to get NT Stuff
52
53 Arguments:
54
55 PeiServices - General purpose services available to every PEIM.
56
57 Returns:
58
59 None
60
61 --*/
62 // TODO: FfsHeader - add argument and description to function comment
63 {
64 EFI_STATUS Status;
65 EFI_PEI_PPI_DESCRIPTOR *PpiDescriptor;
66 PEI_NT_THUNK_PPI *PeiNtService;
67 VOID *Ptr;
68
69 DEBUG ((EFI_D_ERROR, "NT 32 WinNT Stuff PEIM Loaded\n"));
70
71 Status = (**PeiServices).LocatePpi (
72 PeiServices,
73 &gPeiNtThunkPpiGuid, // GUID
74 0, // INSTANCE
75 &PpiDescriptor, // EFI_PEI_PPI_DESCRIPTOR
76 &PeiNtService // PPI
77 );
78 ASSERT_EFI_ERROR (Status);
79
80 Ptr = PeiNtService->NtThunk ();
81
82 BuildGuidDataHob (
83 &gEfiWinNtThunkProtocolGuid, // Guid
84 &Ptr, // Buffer
85 sizeof (VOID *) // Sizeof Buffer
86 );
87 return Status;
88 }