From afcf4907beb6f79d966ae06a9d1e2e61c06a30c0 Mon Sep 17 00:00:00 2001 From: yshang1 Date: Fri, 29 Jun 2007 07:30:27 +0000 Subject: [PATCH] Add EFI Option ROM definitions. git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@2897 6f19259b-4bc3-4df7-8a09-765794883524 --- MdePkg/Include/IndustryStandard/Pci22.h | 34 +++++++++++++++++++++++++ 1 file changed, 34 insertions(+) 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 -- 2.39.2