IVRS_IVINFO union (acpitabl.h)
定义 I/O 虚拟化结构 (IVRS) I/O 虚拟化结构。
语法
typedef union _IVRS_IVINFO {
UINT32 AsUINT32;
struct {
UINT32 EFRSup : 1;
UINT32 DmaGuardOptIn : 1;
UINT32 ReservedZ0 : 3;
UINT32 GVASize : 3;
UINT32 PASize : 7;
UINT32 VASize : 7;
UINT32 HtAtsResv : 1;
UINT32 ReservedZ1 : 9;
} DUMMYSTRUCTNAME;
} IVRS_IVINFO, *PIVRS_IVINFO;
成员
AsUINT32
DUMMYSTRUCTNAME
DUMMYSTRUCTNAME.EFRSup
DUMMYSTRUCTNAME.DmaGuardOptIn
DUMMYSTRUCTNAME.ReservedZ0
DUMMYSTRUCTNAME.GVASize
DUMMYSTRUCTNAME.PASize
DUMMYSTRUCTNAME.VASize
DUMMYSTRUCTNAME.HtAtsResv
DUMMYSTRUCTNAME.ReservedZ1
要求
要求 | 值 |
---|---|
Header | acpitabl.h |