1 #ifndef _EFI_NII_H 2 #define _EFI_NII_H 3 4 /*++ 5 Copyright (c) 2000 Intel Corporation 6 7 Module name: 8 efi_nii.h 9 10 Abstract: 11 12 Revision history: 13 2000-Feb-18 M(f)J GUID updated. 14 Structure order changed for machine word alignment. 15 Added StringId[4] to structure. 16 17 2000-Feb-14 M(f)J Genesis. 18 --*/ 19 20 #define EFI_NETWORK_INTERFACE_IDENTIFIER_PROTOCOL \ 21 { 0xE18541CD, 0xF755, 0x4f73, {0x92, 0x8D, 0x64, 0x3C, 0x8A, 0x79, 0xB2, 0x29} } 22 23 #define EFI_NETWORK_INTERFACE_IDENTIFIER_INTERFACE_REVISION 0x00010000 24 25 typedef enum { 26 EfiNetworkInterfaceUndi = 1 27 } EFI_NETWORK_INTERFACE_TYPE; 28 29 typedef struct { 30 31 UINT64 Revision; 32 // Revision of the network interface identifier protocol interface. 33 34 UINT64 ID; 35 // Address of the first byte of the identifying structure for this 36 // network interface. This is set to zero if there is no structure. 37 // 38 // For PXE/UNDI this is the first byte of the !PXE structure. 39 40 UINT64 ImageAddr; 41 // Address of the UNrelocated driver/ROM image. This is set 42 // to zero if there is no driver/ROM image. 43 // 44 // For 16-bit UNDI, this is the first byte of the option ROM in 45 // upper memory. 46 // 47 // For 32/64-bit S/W UNDI, this is the first byte of the EFI ROM 48 // image. 49 // 50 // For H/W UNDI, this is set to zero. 51 52 UINT32 ImageSize; 53 // Size of the UNrelocated driver/ROM image of this network interface. 54 // This is set to zero if there is no driver/ROM image. 55 56 CHAR8 StringId[4]; 57 // 4 char ASCII string to go in class identifier (option 60) in DHCP 58 // and Boot Server discover packets. 59 // For EfiNetworkInterfaceUndi this field is "UNDI". 60 // For EfiNetworkInterfaceSnp this field is "SNPN". 61 62 UINT8 Type; 63 UINT8 MajorVer; 64 UINT8 MinorVer; 65 // Information to be placed into the PXE DHCP and Discover packets. 66 // This is the network interface type and version number that will 67 // be placed into DHCP option 94 (client network interface identifier). 68 BOOLEAN Ipv6Supported; 69 UINT8 IfNum; // interface number to be used with pxeid structure 70 } EFI_NETWORK_INTERFACE_IDENTIFIER_INTERFACE; 71 72 extern EFI_GUID NetworkInterfaceIdentifierProtocol; 73 74 #endif // _EFI_NII_H 75
