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Add EFI Option ROM definitions. 

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@2897 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
yshang1 2007-06-29 07:30:27 +00:00
parent 479922d78b
commit afcf4907be
1 changed files with 34 additions and 0 deletions
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34
MdePkg/Include/IndustryStandard/Pci22.h
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@ -535,6 +535,40 @@ typedef struct {
#define PCI_BAR_IDX5 0x05
#define PCI_BAR_ALL 0xFF
//
// EFI PCI Option ROM definitions
//
#define EFI_ROOT_BRIDGE_LIST 'eprb'
#define EFI_PCI_EXPANSION_ROM_HEADER_EFISIGNATURE 0x0EF1
typedef struct {
UINT8 Register;
UINT8 Function;
UINT8 Device;
UINT8 Bus;
UINT8 Reserved[4];
} DEFIO_PCI_ADDR;
typedef struct {
UINT16 Signature; // 0xaa55
UINT16 InitializationSize;
UINT32 EfiSignature; // 0x0EF1
UINT16 EfiSubsystem;
UINT16 EfiMachineType;
UINT16 CompressionType;
UINT8 Reserved[8];
UINT16 EfiImageHeaderOffset;
UINT16 PcirOffset;
} EFI_PCI_EXPANSION_ROM_HEADER;
typedef union {
UINT8 *Raw;
PCI_EXPANSION_ROM_HEADER *Generic;
EFI_PCI_EXPANSION_ROM_HEADER *Efi;
EFI_LEGACY_EXPANSION_ROM_HEADER *PcAt;
} EFI_PCI_ROM_HEADER;
#pragma pack(pop)
#endif