HMAT_ENTRY 结构 (acpitabl.h)
HMAT_ENTRY 结构包含异类内存属性表 (HMAT) 表的信息。 结构可以包含三种 HMAT 类型之一:内存子系统地址范围 (MSAR) 、系统本地延迟和带宽信息 (SLLBI) ,或内存端缓存信息 (MSCI) 。
语法
typedef struct _HMAT_ENTRY {
USHORT Type;
USHORT Reserved;
ULONG Length;
union {
struct {
union {
struct {
USHORT ProcessorProximityDomainValid : 1;
USHORT MemoryProximityDomainValid : 1;
USHORT ReservationHint : 1;
USHORT Reserved : 13;
} DUMMYSTRUCTNAME;
USHORT AsUSHort;
} Flags;
USHORT Reserved1;
ULONG ProcessorProximityDomain;
ULONG MemoryProximityDomain;
ULONG Reserved2;
PHYSICAL_ADDRESS SystemPhysicalAddressRangeBase;
ULONGLONG SystemPhysicalAddressRangeLength;
} Msar;
struct {
union {
struct {
UCHAR Memory : 1;
UCHAR LastLevelMemory : 1;
UCHAR FirstLevelMemorySideCache : 1;
UCHAR SecondLevelMemorySideCache : 1;
UCHAR ThirdLevelMemorySideCache : 1;
UCHAR Reserved : 3;
} DUMMYSTRUCTNAME;
UCHAR AsUChar;
} Flags;
UCHAR DataType;
USHORT Reserved1;
ULONG NumberOfInitiatorProximityDomains;
ULONG NumberOfTargetProximityDomains;
ULONG Reserved2;
ULONGLONG EntryBaseUnit;
} Sllbi;
struct {
ULONG MemoryProximityDomain;
ULONG Reserved1;
ULONGLONG MemorySideCacheSize;
union {
struct {
ULONG TotalCacheLevels : 4;
ULONG CacheLevel : 4;
ULONG CacheAssociativity : 4;
ULONG WritePolicy : 4;
ULONG CacheLineSize : 16;
} DUMMYSTRUCTNAME;
ULONG AsULong;
} CacheAttributes;
USHORT Reserved2;
USHORT NumberOfSmBiosHandles;
} Msci;
} DUMMYUNIONNAME;
} HMAT_ENTRY, *PHMAT_ENTRY;
成员
Type
包含 HMAT 表类型的 USHORT 值。
Reserved
保留供将来使用。
Length
包含表大小的 ULONG 值。
DUMMYUNIONNAME
DUMMYUNIONNAME.Msar
DUMMYUNIONNAME.Msar.Flags
DUMMYUNIONNAME.Msar.Flags.DUMMYSTRUCTNAME
DUMMYUNIONNAME.Msar.Flags.DUMMYSTRUCTNAME.ProcessorProximityDomainValid
DUMMYUNIONNAME.Msar.Flags.DUMMYSTRUCTNAME.MemoryProximityDomainValid
DUMMYUNIONNAME.Msar.Flags.DUMMYSTRUCTNAME.ReservationHint
DUMMYUNIONNAME.Msar.Flags.DUMMYSTRUCTNAME.Reserved
DUMMYUNIONNAME.Msar.Flags.AsUSHort
DUMMYUNIONNAME.Msar.Reserved1
DUMMYUNIONNAME.Msar.ProcessorProximityDomain
DUMMYUNIONNAME.Msar.MemoryProximityDomain
DUMMYUNIONNAME.Msar.Reserved2
DUMMYUNIONNAME.Msar.SystemPhysicalAddressRangeBase
DUMMYUNIONNAME.Msar.SystemPhysicalAddressRangeLength
DUMMYUNIONNAME.Sllbi
DUMMYUNIONNAME.Sllbi.Flags
DUMMYUNIONNAME.Sllbi.Flags.DUMMYSTRUCTNAME
DUMMYUNIONNAME.Sllbi.Flags.DUMMYSTRUCTNAME.Memory
DUMMYUNIONNAME.Sllbi.Flags.DUMMYSTRUCTNAME.LastLevelMemory
DUMMYUNIONNAME.Sllbi.Flags.DUMMYSTRUCTNAME.FirstLevelMemorySideCache
DUMMYUNIONNAME.Sllbi.Flags.DUMMYSTRUCTNAME.SecondLevelMemorySideCache
DUMMYUNIONNAME.Sllbi.Flags.DUMMYSTRUCTNAME.ThirdLevelMemorySideCache
DUMMYUNIONNAME.Sllbi.Flags.DUMMYSTRUCTNAME.Reserved
DUMMYUNIONNAME.Sllbi.Flags.AsUChar
DUMMYUNIONNAME.Sllbi.DataType
DUMMYUNIONNAME.Sllbi.Reserved1
DUMMYUNIONNAME.Sllbi.NumberOfInitiatorProximityDomains
DUMMYUNIONNAME.Sllbi.NumberOfTargetProximityDomains
DUMMYUNIONNAME.Sllbi.Reserved2
DUMMYUNIONNAME.Sllbi.EntryBaseUnit
DUMMYUNIONNAME.Msci
DUMMYUNIONNAME.Msci.MemoryProximityDomain
DUMMYUNIONNAME.Msci.Reserved1
DUMMYUNIONNAME.Msci.MemorySideCacheSize
DUMMYUNIONNAME.Msci.CacheAttributes
DUMMYUNIONNAME.Msci.CacheAttributes.DUMMYSTRUCTNAME
DUMMYUNIONNAME.Msci.CacheAttributes.DUMMYSTRUCTNAME.TotalCacheLevels
DUMMYUNIONNAME.Msci.CacheAttributes.DUMMYSTRUCTNAME.CacheLevel
DUMMYUNIONNAME.Msci.CacheAttributes.DUMMYSTRUCTNAME.CacheAssociativity
DUMMYUNIONNAME.Msci.CacheAttributes.DUMMYSTRUCTNAME.WritePolicy
DUMMYUNIONNAME.Msci.CacheAttributes.DUMMYSTRUCTNAME.CacheLineSize
DUMMYUNIONNAME.Msci.CacheAttributes.AsULong
DUMMYUNIONNAME.Msci.Reserved2
DUMMYUNIONNAME.Msci.NumberOfSmBiosHandles
要求
要求 | 值 |
---|---|
Header | acpitabl.h |
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