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Improve descriptor version handling

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This commit is contained in:
vit9696 2018-05-06 23:14:30 +03:00
parent acb1a4d099
commit 3993bd7090
2 changed files with 44 additions and 51 deletions
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17
descriptor.h
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@ -33,18 +33,15 @@ typedef struct _FLASH_DESCRIPTOR_HEADER {
// Descriptor version was reserved in older firmware
#define FLASH_DESCRIPTOR_VERSION_INVALID 0xFFFFFFFF
// The only known version found in Coffee Lake
#define FLASH_DESCRIPTOR_VERSION_MAJOR 1
#define FLASH_DESCRIPTOR_VERSION_MINOR 0
// Descriptor version present in Coffee Lake and newer
typedef struct _FLASH_DESCRIPTOR_VERSION_V3 {
typedef struct _FLASH_DESCRIPTOR_VERSION {
UINT32 Reserved : 14;
UINT32 VersionMinor : 7;
UINT32 VersionMajor : 11;
} FLASH_DESCRIPTOR_VERSION_V3;
// Descripror version
typedef union _FLASH_DESCRIPTOR_VERSION {
UINT32 RawValue;
FLASH_DESCRIPTOR_VERSION_V3 V3;
UINT32 Minor : 7;
UINT32 Major : 11;
} FLASH_DESCRIPTOR_VERSION;
// Descriptor map
@ -68,7 +65,7 @@ typedef struct _FLASH_DESCRIPTOR_MAP {
UINT32 NumberOfProcStraps : 8; // One-based number of UINT32s to read as processor straps, min=0, max=255 (1 Kb)
UINT32: 16;
// FLMAP 3
FLASH_DESCRIPTOR_VERSION Version; // Reserved prior to v3
UINT32 DescriptorVersion; // Reserved prior to Coffee Lake
} FLASH_DESCRIPTOR_MAP;
#define FLASH_DESCRIPTOR_MAX_BASE 0xE0