projects / mirror_edk2.git / blame
| Commit | Line | Data |
|---|---|---|
| 3cbfba02 DW |
1 | \r |
| 2 | /*++\r | |
| 3 | \r | |
| 4 | Copyright (c) 1999 - 2014, Intel Corporation. All rights reserved\r | |
| 5 | \r | |
| 7ede8060 | 6 | SPDX-License-Identifier: BSD-2-Clause-Patent\r |
| 3cbfba02 DW |
7 | \r |
| 8 | \r | |
| 9 | Module Name:\r | |
| 10 | \r | |
| 11 | MemInfo.h\r | |
| 12 | \r | |
| 13 | Abstract:\r | |
| 14 | \r | |
| 15 | This protocol provides the memory information data, such as\r | |
| 16 | total physical memory size, memory frequency, memory size\r | |
| 17 | of each dimm and rank.\r | |
| 18 | \r | |
| 19 | This protocol is EFI compatible.\r | |
| 20 | \r | |
| 21 | --*/\r | |
| 22 | \r | |
| 23 | #ifndef _MEM_INFO_PROTOCOL_H_\r | |
| 24 | #define _MEM_INFO_PROTOCOL_H_\r | |
| 25 | \r | |
| 26 | //\r | |
| 27 | // Define the protocol GUID\r | |
| 28 | //\r | |
| 29 | #define MEM_INFO_PROTOCOL_GUID \\r | |
| 30 | { \\r | |
| 31 | 0x6f20f7c8, 0xe5ef, 0x4f21, 0x8d, 0x19, 0xed, 0xc5, 0xf0, 0xc4, 0x96, 0xae \\r | |
| 32 | }\r | |
| 33 | \r | |
| 34 | //\r | |
| 35 | // Extern the GUID for protocol users.\r | |
| 36 | //\r | |
| 37 | extern EFI_GUID gMemInfoProtocolGuid;\r | |
| 38 | \r | |
| 39 | //\r | |
| 40 | // Forward reference for ANSI C compatibility\r | |
| 41 | //\r | |
| 42 | typedef struct _MEM_INFO_PROTOCOL MEM_INFO_PROTOCOL;\r | |
| 43 | \r | |
| 44 | //\r | |
| 45 | // Protocol definitions\r | |
| 46 | //\r | |
| 47 | \r | |
| 48 | #define CH_NUM 2\r | |
| 49 | #define DIMM_NUM 1\r | |
| 50 | #define RANK_NUM 2\r | |
| 51 | \r | |
| 52 | #pragma pack(1)\r | |
| 53 | typedef struct {\r | |
| 54 | UINT32 memSize;\r | |
| 55 | UINT8 ddrFreq;\r | |
| 56 | UINT8 ddrType;\r | |
| 57 | BOOLEAN EccSupport;\r | |
| 58 | UINT16 dimmSize[CH_NUM * DIMM_NUM];\r | |
| 59 | UINT8 reserved;\r | |
| 60 | UINT16 reserved2;\r | |
| 61 | } MEMORY_INFO_DATA;\r | |
| 62 | #pragma pack()\r | |
| 63 | \r | |
| 64 | /*++\r | |
| 65 | Data definition:\r | |
| 66 | \r | |
| 67 | memSize Total physical memory size\r | |
| 68 | ddrFreq DDR Frequency\r | |
| 69 | EccSupport ECC Support\r | |
| 70 | dimmSize Dimm Size\r | |
| 71 | DimmExist Dimm Present or not\r | |
| 72 | RankInDimm No. of ranks in a dimm\r | |
| 73 | \r | |
| 74 | --*/\r | |
| 75 | \r | |
| 76 | //\r | |
| 77 | // Protocol definition\r | |
| 78 | //\r | |
| 79 | struct _MEM_INFO_PROTOCOL {\r | |
| 80 | MEMORY_INFO_DATA MemInfoData;\r | |
| 81 | };\r | |
| 82 | \r | |
| 83 | #endif\r |