diff --git a/Platform/Intel/BoardModulePkg/BoardModulePkg.dec b/Platform/Intel/BoardModulePkg/BoardModulePkg.dec index f96fb09a..f461cc7c 100644 --- a/Platform/Intel/BoardModulePkg/BoardModulePkg.dec +++ b/Platform/Intel/BoardModulePkg/BoardModulePkg.dec @@ -39,3 +39,6 @@ [Guids] ## Include Include/Guid/BiosId.h gBiosIdGuid = { 0xC3E36D09, 0x8294, 0x4b97, { 0xA8, 0x57, 0xD5, 0x28, 0x8F, 0xE3, 0x3E, 0x28 } } + + ## GUID to publish BIOS information HOB + gBiosInfoGuid = { 0x09d0d15c, 0xe9f0, 0x4dfc, {0x9e, 0x0b, 0x39, 0x33, 0x1f, 0xca, 0x66, 0x85} } diff --git a/Platform/Intel/BoardModulePkg/Include/Guid/BiosInfo.h b/Platform/Intel/BoardModulePkg/Include/Guid/BiosInfo.h new file mode 100644 index 00000000..d73409ea --- /dev/null +++ b/Platform/Intel/BoardModulePkg/Include/Guid/BiosInfo.h @@ -0,0 +1,61 @@ +/** @file + Definitions and GUID for BIOS INFO. + + Copyright (c) 2019, Intel Corporation. All rights reserved.
+ SPDX-License-Identifier: BSD-2-Clause-Patent +**/ + +#ifndef _BIOS_INFO_H_ +#define _BIOS_INFO_H_ + +// +// BIOS INFO data structure +// This is self contained data structure for BIOS info for TXT +// +#pragma pack (1) +#define BIOS_INFO_SIGNATURE SIGNATURE_64 ('$', 'B', 'I', 'O', 'S', 'I', 'F', '$') +typedef struct { + UINT64 Signature; + UINT32 EntryCount; + UINT32 Reserved; +//BIOS_INFO_STRUCT Struct[EntryCount]; +} BIOS_INFO_HEADER; + +// +// BIOS_INFO_STRUCT attributes +// bits[0:3] means general attributes +// bits[4:7] means type specific attributes +// +#define BIOS_INFO_STRUCT_ATTRIBUTE_GENERAL_EXCLUDE_FROM_FIT 0x01 +#define BIOS_INFO_STRUCT_ATTRIBUTE_MICROCODE_WHOLE_REGION 0x10 +#define BIOS_INFO_STRUCT_ATTRIBUTE_BIOS_POST_IBB 0x10 +#define BIOS_INFO_STRUCT_ATTRIBUTE_BIOS_NON_IBB 0x20 + +typedef struct { + // + // FitTable entry type + // + UINT8 Type; + // + // BIOS_INFO_STRUCT attributes + // + UINT8 Attributes; + // + // FitTable entry version + // + UINT16 Version; + // + // FitTable entry real size + // + UINT32 Size; + // + // FitTable entry address + // + UINT64 Address; +} BIOS_INFO_STRUCT; + +extern EFI_GUID gBiosInfoGuid; + +#pragma pack () + +#endif