efi_nii.h revision 96893 
1/* $FreeBSD: head/sys/boot/efi/include/efi_nii.h 96893 2002-05-19 03:17:22Z marcel $ */
2#ifndef _EFI_NII_H
3#define _EFI_NII_H
4
5/*++
6Copyright (c) 2000  Intel Corporation
7
8Module name:
9    efi_nii.h
10
11Abstract:
12
13Revision history:
14    2000-Feb-18 M(f)J   GUID updated.
15                Structure order changed for machine word alignment.
16                Added StringId[4] to structure.
17
18    2000-Feb-14 M(f)J   Genesis.
19--*/
20
21#define EFI_NETWORK_INTERFACE_IDENTIFIER_PROTOCOL \
22    { 0xE18541CD, 0xF755, 0x4f73, 0x92, 0x8D, 0x64, 0x3C, 0x8A, 0x79, 0xB2, 0x29 }
23
24#define EFI_NETWORK_INTERFACE_IDENTIFIER_INTERFACE_REVISION 0x00010000
25
26typedef enum {
27    EfiNetworkInterfaceUndi = 1
28} EFI_NETWORK_INTERFACE_TYPE;
29
30typedef struct {
31
32	/* Revision of the network interface identifier protocol interface. */
33    UINT64 Revision;
34
35	/*
36	 * Address of the first byte of the identifying structure for this
37	 * network interface.  This is set to zero if there is no structure.
38	 * For PXE/UNDI this is the first byte of the !PXE structure.
39	 */
40    UINT64 ID;
41
42	/*
43	 * Address of the UNrelocated driver/ROM image.  This is set
44	 * to zero if there is no driver/ROM image.
45	 * For 16-bit UNDI, this is the first byte of the option ROM in
46	 * upper memory.
47	 * For 32/64-bit S/W UNDI, this is the first byte of the EFI ROM
48	 * image.
49	 * For H/W UNDI, this is set to zero.
50	 */
51    UINT64 ImageAddr;
52
53	/*
54	 * Size of the UNrelocated driver/ROM image of this network interface.
55	 * This is set to zero if there is no driver/ROM image.
56	 */
57    UINT32 ImageSize;
58
59	/*
60	 * 4 char ASCII string to go in class identifier (option 60) in DHCP
61	 * and Boot Server discover packets.
62	 * For EfiNetworkInterfaceUndi this field is "UNDI".
63	 * For EfiNetworkInterfaceSnp this field is "SNPN".
64	 */
65    CHAR8 StringId[4];
66
67	/*
68	 * Information to be placed into the PXE DHCP and Discover packets.
69	 * This is the network interface type and version number that will
70	 * be placed into DHCP option 94 (client network interface identifier).
71	 */
72    UINT8 Type;
73    UINT8 MajorVer;
74    UINT8 MinorVer;
75
76    BOOLEAN Ipv6Supported;
77	UINT8   IfNum;	/* interface number to be used with pxeid structure */
78} EFI_NETWORK_INTERFACE_IDENTIFIER_INTERFACE;
79
80extern EFI_GUID NetworkInterfaceIdentifierProtocol;
81
82#endif /* _EFI_NII_H */
83