]>
Commit | Line | Data |
---|---|---|
ea0f431c JF |
1 | /** @file\r |
2 | CPU PEI Module installs CPU Multiple Processor PPI.\r | |
3 | \r | |
4da1ebf3 | 4 | Copyright (c) 2015 - 2016, Intel Corporation. All rights reserved.<BR>\r |
ea0f431c JF |
5 | This program and the accompanying materials\r |
6 | are licensed and made available under the terms and conditions of the BSD License\r | |
7 | which accompanies this distribution. The full text of the license may be found at\r | |
8 | http://opensource.org/licenses/bsd-license.php\r | |
9 | \r | |
10 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
11 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
12 | \r | |
13 | **/\r | |
14 | \r | |
15 | #include "CpuMpPei.h"\r | |
ea0f431c JF |
16 | /**\r |
17 | The Entry point of the MP CPU PEIM.\r | |
18 | \r | |
19 | This function will wakeup APs and collect CPU AP count and install the\r | |
20 | Mp Service Ppi.\r | |
21 | \r | |
22 | @param FileHandle Handle of the file being invoked.\r | |
23 | @param PeiServices Describes the list of possible PEI Services.\r | |
24 | \r | |
25 | @retval EFI_SUCCESS MpServicePpi is installed successfully.\r | |
26 | \r | |
27 | **/\r | |
28 | EFI_STATUS\r | |
29 | EFIAPI\r | |
30 | CpuMpPeimInit (\r | |
31 | IN EFI_PEI_FILE_HANDLE FileHandle,\r | |
32 | IN CONST EFI_PEI_SERVICES **PeiServices\r | |
33 | )\r | |
34 | {\r | |
a1a4c7a4 | 35 | EFI_STATUS Status;\r |
9bedfb2f JF |
36 | EFI_VECTOR_HANDOFF_INFO *VectorInfo;\r |
37 | EFI_PEI_VECTOR_HANDOFF_INFO_PPI *VectorHandoffInfoPpi;\r | |
ea0f431c | 38 | \r |
ea0f431c | 39 | //\r |
9bedfb2f JF |
40 | // Get Vector Hand-off Info PPI\r |
41 | //\r | |
42 | VectorInfo = NULL;\r | |
43 | Status = PeiServicesLocatePpi (\r | |
44 | &gEfiVectorHandoffInfoPpiGuid,\r | |
45 | 0,\r | |
46 | NULL,\r | |
47 | (VOID **)&VectorHandoffInfoPpi\r | |
48 | );\r | |
49 | if (Status == EFI_SUCCESS) {\r | |
50 | VectorInfo = VectorHandoffInfoPpi->Info;\r | |
51 | }\r | |
52 | Status = InitializeCpuExceptionHandlers (VectorInfo);\r | |
53 | ASSERT_EFI_ERROR (Status);\r | |
a1a4c7a4 | 54 | \r |
9bedfb2f | 55 | //\r |
a1a4c7a4 | 56 | // Wakeup APs to do initialization\r |
ea0f431c | 57 | //\r |
a1a4c7a4 JF |
58 | Status = MpInitLibInitialize ();\r |
59 | ASSERT_EFI_ERROR (Status);\r | |
60 | \r | |
ea0f431c JF |
61 | //\r |
62 | // Update and publish CPU BIST information\r | |
63 | //\r | |
a1a4c7a4 JF |
64 | CollectBistDataFromPpi (PeiServices);\r |
65 | \r | |
ea0f431c JF |
66 | //\r |
67 | // Install CPU MP PPI\r | |
68 | //\r | |
69 | Status = PeiServicesInstallPpi(&mPeiCpuMpPpiDesc);\r | |
70 | ASSERT_EFI_ERROR (Status);\r | |
71 | \r | |
72 | return Status;\r | |
73 | }\r |