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1 #ifndef _EFI_ROMLOAD_H
2 #define _EFI_ROMLOAD_H
3 
4 #define ROM_SIGNATURE 0xaa55
5 #define PCIDS_SIGNATURE "PCIR"
6 #pragma pack(push)
7 #pragma pack(1)
8 typedef struct
9 {
10     UINT8    Pcids_Sig[4];
11     UINT16  VendId;
12     UINT16  DevId;
13     UINT16  Vpd_Off;
14     UINT16  Size;
15     UINT8 Rev;
16     UINT8 Class_Code[3];
17     UINT16  Image_Len;
18     UINT16  Rev_Lvl;
19     UINT8 Code_Type;
20     UINT8 Indi;
21     UINT16  Rsvd;
22 }PciDataStructure;
23 typedef struct
24 {
25     UINT16 Size;
26     UINT32 Header_Sig;
27     UINT16 SubSystem;
28     UINT16 MachineType;
29     UINT8  Resvd[10];
30     UINT16 EfiOffset;
31 }ArchData;
32 typedef struct
33 {
34     UINT16 Rom_Sig;
35     ArchData Arch_Data;
36     UINT16 Pcids_Off;
37     UINT8 resvd[38];
38 }RomHeader;
39 #pragma pack(pop)
40 
41 #endif
42