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1 | /** @file\r |
2 | \r | |
3 | Copyright (c) 2004 - 2014, Intel Corporation. All rights reserved.<BR>\r | |
4 | \r\r | |
5 | This program and the accompanying materials are licensed and made available under\r\r | |
6 | the terms and conditions of the BSD License that accompanies this distribution. \r\r | |
7 | The full text of the license may be found at \r\r | |
8 | http://opensource.org/licenses/bsd-license.php. \r\r | |
9 | \r\r | |
10 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, \r\r | |
11 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. \r\r | |
12 | \r\r | |
13 | \r | |
14 | Module Name:\r | |
15 | \r | |
16 | \r | |
17 | IdccInfo.c\r | |
18 | \r | |
19 | Abstract:\r | |
20 | \r | |
21 | Platform information used by IDCC.\r | |
22 | \r | |
23 | Revision History\r | |
24 | \r | |
25 | --*/\r | |
26 | \r | |
27 | #include "PlatformDxe.h"\r | |
28 | \r | |
29 | #include <Guid/IdccData.h>\r | |
30 | \r | |
31 | extern EFI_GUID mPlatformDriverGuid;\r | |
32 | \r | |
33 | \r | |
34 | EFI_STATUS\r | |
35 | WriteIdccInfo (\r | |
36 | )\r | |
37 | {\r | |
38 | EFI_STATUS Status;\r | |
39 | EFI_DATA_HUB_PROTOCOL *DataHub;\r | |
40 | UINT8 Ratio;\r | |
41 | EFI_IDCC_PROCESSOR_RATIO ProcRatio;\r | |
42 | \r | |
43 | //\r | |
44 | // Locate the data hub protocol\r | |
45 | //\r | |
46 | Status = gBS->LocateProtocol (\r | |
47 | &gEfiDataHubProtocolGuid,\r | |
48 | NULL,\r | |
49 | (VOID **) &DataHub\r | |
50 | );\r | |
51 | \r | |
52 | //\r | |
53 | // Find processor actual ratio\r | |
54 | //\r | |
55 | Ratio = 15; //Temporary - some dummy value.\r | |
56 | \r | |
57 | //\r | |
58 | // Fill in IDCC Type 5 structure\r | |
59 | //\r | |
60 | ProcRatio.IdccHeader.Type = EFI_IDCC_PROC_RATIO_TYPE;\r | |
61 | ProcRatio.IdccHeader.RecordLength = sizeof(EFI_IDCC_PROCESSOR_RATIO);\r | |
62 | ProcRatio.ProcessorRatio = Ratio;\r | |
63 | \r | |
64 | //\r | |
65 | // Write data to the data hub\r | |
66 | //\r | |
67 | Status = DataHub->LogData (\r | |
68 | DataHub,\r | |
69 | &gIdccDataHubGuid,\r | |
70 | &mPlatformDriverGuid,\r | |
71 | EFI_DATA_RECORD_CLASS_DATA,\r | |
72 | &ProcRatio,\r | |
73 | sizeof(EFI_IDCC_PROCESSOR_RATIO)\r | |
74 | );\r | |
75 | \r | |
76 | return Status;\r | |
77 | }\r |