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3cbfba02 DW |
1 | \r |
2 | /*++\r | |
3 | \r | |
4 | Copyright (c) 1999 - 2014, Intel Corporation. All rights reserved\r | |
5 | \r | |
6 | This program and the accompanying materials are licensed and made available under\r | |
7 | the terms and conditions of the BSD License that accompanies this distribution.\r | |
8 | The full text of the license may be found at\r | |
9 | http://opensource.org/licenses/bsd-license.php.\r | |
10 | \r | |
11 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
12 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
13 | \r | |
14 | \r | |
15 | Module Name:\r | |
16 | \r | |
17 | MemInfo.h\r | |
18 | \r | |
19 | Abstract:\r | |
20 | \r | |
21 | This protocol provides the memory information data, such as\r | |
22 | total physical memory size, memory frequency, memory size\r | |
23 | of each dimm and rank.\r | |
24 | \r | |
25 | This protocol is EFI compatible.\r | |
26 | \r | |
27 | --*/\r | |
28 | \r | |
29 | #ifndef _MEM_INFO_PROTOCOL_H_\r | |
30 | #define _MEM_INFO_PROTOCOL_H_\r | |
31 | \r | |
32 | //\r | |
33 | // Define the protocol GUID\r | |
34 | //\r | |
35 | #define MEM_INFO_PROTOCOL_GUID \\r | |
36 | { \\r | |
37 | 0x6f20f7c8, 0xe5ef, 0x4f21, 0x8d, 0x19, 0xed, 0xc5, 0xf0, 0xc4, 0x96, 0xae \\r | |
38 | }\r | |
39 | \r | |
40 | //\r | |
41 | // Extern the GUID for protocol users.\r | |
42 | //\r | |
43 | extern EFI_GUID gMemInfoProtocolGuid;\r | |
44 | \r | |
45 | //\r | |
46 | // Forward reference for ANSI C compatibility\r | |
47 | //\r | |
48 | typedef struct _MEM_INFO_PROTOCOL MEM_INFO_PROTOCOL;\r | |
49 | \r | |
50 | //\r | |
51 | // Protocol definitions\r | |
52 | //\r | |
53 | \r | |
54 | #define CH_NUM 2\r | |
55 | #define DIMM_NUM 1\r | |
56 | #define RANK_NUM 2\r | |
57 | \r | |
58 | #pragma pack(1)\r | |
59 | typedef struct {\r | |
60 | UINT32 memSize;\r | |
61 | UINT8 ddrFreq;\r | |
62 | UINT8 ddrType;\r | |
63 | BOOLEAN EccSupport;\r | |
64 | UINT16 dimmSize[CH_NUM * DIMM_NUM];\r | |
65 | UINT8 reserved;\r | |
66 | UINT16 reserved2;\r | |
67 | } MEMORY_INFO_DATA;\r | |
68 | #pragma pack()\r | |
69 | \r | |
70 | /*++\r | |
71 | Data definition:\r | |
72 | \r | |
73 | memSize Total physical memory size\r | |
74 | ddrFreq DDR Frequency\r | |
75 | EccSupport ECC Support\r | |
76 | dimmSize Dimm Size\r | |
77 | DimmExist Dimm Present or not\r | |
78 | RankInDimm No. of ranks in a dimm\r | |
79 | \r | |
80 | --*/\r | |
81 | \r | |
82 | //\r | |
83 | // Protocol definition\r | |
84 | //\r | |
85 | struct _MEM_INFO_PROTOCOL {\r | |
86 | MEMORY_INFO_DATA MemInfoData;\r | |
87 | };\r | |
88 | \r | |
89 | #endif\r |