diff options
Diffstat (limited to 'MdePkg')
| -rw-r--r-- | MdePkg/Include/IndustryStandard/Pci22.h | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/MdePkg/Include/IndustryStandard/Pci22.h b/MdePkg/Include/IndustryStandard/Pci22.h index 874ad176bb..3007075282 100644 --- a/MdePkg/Include/IndustryStandard/Pci22.h +++ b/MdePkg/Include/IndustryStandard/Pci22.h @@ -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
|