efi_nii.h revision 76d05dc695b06c4e987bb8078f78032441e1430c 
1#ifndef _EFI_NII_H
2#define _EFI_NII_H
3
4/*++
5Copyright (c) 2000  Intel Corporation
6
7Module name:
8    efi_nii.h
9
10Abstract:
11
12Revision 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
25typedef enum {
26    EfiNetworkInterfaceUndi = 1
27} EFI_NETWORK_INTERFACE_TYPE;
28
29typedef 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
72extern EFI_GUID NetworkInterfaceIdentifierProtocol;
73
74#endif // _EFI_NII_H
75