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Support for FTW blocks

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- small UI fixes for EVSA
- other minor stuff
This commit is contained in:
Nikolaj Schlej 2016-04-08 13:22:18 +02:00
parent 57e24c7465
commit 1a6d2142b0
6 changed files with 239 additions and 36 deletions
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29
common/nvram.h
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@ -40,7 +40,7 @@ extern QString efiTimeToQString(const EFI_TIME & time);
// Variable header
typedef struct _NVAR_VARIABLE_HEADER {
UINT32 Signature; // NVAR signature
UINT32 Signature; // NVAR
UINT16 Size; // Size of the variable including header
UINT32 Next : 24; // Offset to the next variable in a list, or empty if latest in the list
UINT32 Attributes : 8; // Attributes
@ -64,13 +64,16 @@ typedef struct _NVAR_VARIABLE_HEADER {
#define NVRAM_NVAR_VARIABLE_EXT_ATTRIB_AUTH_WRITE 0x10
#define NVRAM_NVAR_VARIABLE_EXT_ATTRIB_TIME_BASED 0x20
//
// TianoCore VSS and it's variations
//
// FFF12B8D-7696-4C8B-A985-2747075B4F50
const QByteArray NVRAM_VSS_STORE_VOLUME_GUID
const QByteArray NVRAM_MAIN_STORE_VOLUME_GUID
("\x8D\x2B\xF1\xFF\x96\x76\x8B\x4C\xA9\x85\x27\x47\x07\x5B\x4F\x50", 16);
#define NVRAM_MAIN_STORE_VOLUME_GUID_DATA1 0xFFF12B8D
// 00504624-8A59-4EEB-BD0F-6B36E96128E0
const QByteArray NVRAM_ADDITIONAL_STORE_VOLUME_GUID
@ -168,6 +171,28 @@ typedef struct _FDC_VOLUME_HEADER {
//VSS_VARIABLE_STORE_HEADER VssHeader;
} FDC_VOLUME_HEADER;
// FTW block
// EFI Fault tolerant working block header
#define EFI_FAULT_TOLERANT_WORKING_BLOCK_VALID 0x1
#define EFI_FAULT_TOLERANT_WORKING_BLOCK_INVALID 0x2
typedef struct {
EFI_GUID Signature; // NVRAM_MAIN_STORE_VOLUME_GUID
UINT32 Crc; // Crc32 of the header with empty Crc and State fields
UINT8 State;
UINT8 Reserved3[3];
UINT32 WriteQueueSize; // Size of the FTW block without the header
//UINT8 WriteQueue[WriteQueueSize];
} EFI_FAULT_TOLERANT_WORKING_BLOCK_HEADER32;
typedef struct {
EFI_GUID Signature; // NVRAM_MAIN_STORE_VOLUME_GUID
UINT32 Crc; // Crc32 of the header with empty Crc and State fields
UINT8 State;
UINT8 Reserved3[3];
UINT64 WriteQueueSize; // Size of the FTW block without the header
//UINT8 WriteQueue[WriteQueueSize];
} EFI_FAULT_TOLERANT_WORKING_BLOCK_HEADER64;
//
// Apple Fsys
//