struct _HEADLESS_LOADER_BLOCK { unsigned char UsedBiosSettings;/* 0x0 1 */ unsigned char DataBits;/* 0x1 1 */ unsigned char StopBits;/* 0x2 1 */ unsigned char Parity;/* 0x3 1 */ unsigned long BaudRate;/* 0x4 4 */ unsigned long PortNumber;/* 0x8 4 */ /* 4 bytes padding */ unsigned char* PortAddress;/* 0x10 8 */ unsigned short PciDeviceId;/* 0x18 2 */ unsigned short PciVendorId;/* 0x1a 2 */ unsigned char PciBusNumber;/* 0x1c 1 */ /* 1 byte padding */ unsigned short PciBusSegment;/* 0x1e 2 */ unsigned char PciSlotNumber;/* 0x20 1 */ unsigned char PciFunctionNumber;/* 0x21 1 */ /* 2 bytes padding */ unsigned long PciFlags;/* 0x24 4 */ struct _GUID SystemGUID;/* 0x28 16 */ unsigned char IsMMIODevice;/* 0x38 1 */ unsigned char TerminalType;/* 0x39 1 */ unsigned char InterfaceType;/* 0x3a 1 */ unsigned char RegisterBitWidth;/* 0x3b 1 */ unsigned char RegisterAccessSize;/* 0x3c 1 */};size 64 (0x40)20 members3 holes (7 bytes)padding 31 cacheline
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