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f032c2f7 RL |
1 | /* |
2 | * Copyright(c) 2007 Intel Corporation. All rights reserved. | |
3 | * | |
4 | * This program is free software; you can redistribute it and/or modify it | |
5 | * under the terms and conditions of the GNU General Public License, | |
6 | * version 2, as published by the Free Software Foundation. | |
7 | * | |
8 | * This program is distributed in the hope it will be useful, but WITHOUT | |
9 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
10 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for | |
11 | * more details. | |
12 | * | |
13 | * You should have received a copy of the GNU General Public License along with | |
14 | * this program; if not, write to the Free Software Foundation, Inc., | |
15 | * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. | |
16 | * | |
17 | * Maintained at www.Open-FCoE.org | |
18 | */ | |
19 | ||
20 | #ifndef _FC_NS_H_ | |
21 | #define _FC_NS_H_ | |
22 | ||
07aac328 RL |
23 | #include <linux/types.h> |
24 | ||
f032c2f7 RL |
25 | /* |
26 | * Fibre Channel Services - Name Service (dNS) | |
27 | * From T11.org FC-GS-2 Rev 5.3 November 1998. | |
28 | */ | |
29 | ||
30 | /* | |
31 | * Common-transport sub-type for Name Server. | |
32 | */ | |
33 | #define FC_NS_SUBTYPE 2 /* fs_ct_hdr.ct_fs_subtype */ | |
34 | ||
35 | /* | |
36 | * Name server Requests. | |
37 | * Note: this is an incomplete list, some unused requests are omitted. | |
38 | */ | |
39 | enum fc_ns_req { | |
40 | FC_NS_GA_NXT = 0x0100, /* get all next */ | |
41 | FC_NS_GI_A = 0x0101, /* get identifiers - scope */ | |
42 | FC_NS_GPN_ID = 0x0112, /* get port name by ID */ | |
43 | FC_NS_GNN_ID = 0x0113, /* get node name by ID */ | |
22fd411a | 44 | FC_NS_GSPN_ID = 0x0118, /* get symbolic port name */ |
f032c2f7 RL |
45 | FC_NS_GID_PN = 0x0121, /* get ID for port name */ |
46 | FC_NS_GID_NN = 0x0131, /* get IDs for node name */ | |
47 | FC_NS_GID_FT = 0x0171, /* get IDs by FC4 type */ | |
48 | FC_NS_GPN_FT = 0x0172, /* get port names by FC4 type */ | |
49 | FC_NS_GID_PT = 0x01a1, /* get IDs by port type */ | |
f032c2f7 RL |
50 | FC_NS_RPN_ID = 0x0212, /* reg port name for ID */ |
51 | FC_NS_RNN_ID = 0x0213, /* reg node name for ID */ | |
ab593b18 | 52 | FC_NS_RFT_ID = 0x0217, /* reg FC4 type for ID */ |
c9866a54 | 53 | FC_NS_RSPN_ID = 0x0218, /* reg symbolic port name */ |
ab593b18 | 54 | FC_NS_RFF_ID = 0x021f, /* reg FC4 Features for ID */ |
5baa17c3 | 55 | FC_NS_RSNN_NN = 0x0239, /* reg symbolic node name */ |
f032c2f7 RL |
56 | }; |
57 | ||
58 | /* | |
59 | * Port type values. | |
60 | */ | |
61 | enum fc_ns_pt { | |
62 | FC_NS_UNID_PORT = 0x00, /* unidentified */ | |
63 | FC_NS_N_PORT = 0x01, /* N port */ | |
64 | FC_NS_NL_PORT = 0x02, /* NL port */ | |
65 | FC_NS_FNL_PORT = 0x03, /* F/NL port */ | |
66 | FC_NS_NX_PORT = 0x7f, /* Nx port */ | |
67 | FC_NS_F_PORT = 0x81, /* F port */ | |
68 | FC_NS_FL_PORT = 0x82, /* FL port */ | |
69 | FC_NS_E_PORT = 0x84, /* E port */ | |
70 | FC_NS_B_PORT = 0x85, /* B port */ | |
71 | }; | |
72 | ||
73 | /* | |
74 | * Port type object. | |
75 | */ | |
76 | struct fc_ns_pt_obj { | |
77 | __u8 pt_type; | |
78 | }; | |
79 | ||
80 | /* | |
81 | * Port ID object | |
82 | */ | |
83 | struct fc_ns_fid { | |
84 | __u8 fp_flags; /* flags for responses only */ | |
85 | __u8 fp_fid[3]; | |
86 | }; | |
87 | ||
88 | /* | |
89 | * fp_flags in port ID object, for responses only. | |
90 | */ | |
91 | #define FC_NS_FID_LAST 0x80 /* last object */ | |
92 | ||
93 | /* | |
94 | * FC4-types object. | |
95 | */ | |
96 | #define FC_NS_TYPES 256 /* number of possible FC-4 types */ | |
97 | #define FC_NS_BPW 32 /* bits per word in bitmap */ | |
98 | ||
99 | struct fc_ns_fts { | |
100 | __be32 ff_type_map[FC_NS_TYPES / FC_NS_BPW]; /* bitmap of FC-4 types */ | |
101 | }; | |
102 | ||
edcbb439 JE |
103 | /* |
104 | * FC4-features object. | |
105 | */ | |
106 | struct fc_ns_ff { | |
107 | __be32 fd_feat[FC_NS_TYPES * 4 / FC_NS_BPW]; /* 4-bits per FC-type */ | |
108 | }; | |
109 | ||
f032c2f7 RL |
110 | /* |
111 | * GID_PT request. | |
112 | */ | |
113 | struct fc_ns_gid_pt { | |
114 | __u8 fn_pt_type; | |
115 | __u8 fn_domain_id_scope; | |
116 | __u8 fn_area_id_scope; | |
117 | __u8 fn_resvd; | |
118 | }; | |
119 | ||
120 | /* | |
121 | * GID_FT or GPN_FT request. | |
122 | */ | |
123 | struct fc_ns_gid_ft { | |
124 | __u8 fn_resvd; | |
125 | __u8 fn_domain_id_scope; | |
126 | __u8 fn_area_id_scope; | |
127 | __u8 fn_fc4_type; | |
128 | }; | |
129 | ||
130 | /* | |
131 | * GPN_FT response. | |
132 | */ | |
133 | struct fc_gpn_ft_resp { | |
134 | __u8 fp_flags; /* see fp_flags definitions above */ | |
135 | __u8 fp_fid[3]; /* port ID */ | |
136 | __be32 fp_resvd; | |
137 | __be64 fp_wwpn; /* port name */ | |
138 | }; | |
139 | ||
140 | /* | |
141 | * GID_PN request | |
142 | */ | |
143 | struct fc_ns_gid_pn { | |
144 | __be64 fn_wwpn; /* port name */ | |
145 | }; | |
146 | ||
147 | /* | |
22fd411a | 148 | * GID_PN response or GSPN_ID request |
f032c2f7 RL |
149 | */ |
150 | struct fc_gid_pn_resp { | |
151 | __u8 fp_resvd; | |
152 | __u8 fp_fid[3]; /* port ID */ | |
153 | }; | |
154 | ||
22fd411a CS |
155 | /* |
156 | * GSPN_ID response | |
157 | */ | |
158 | struct fc_gspn_resp { | |
159 | __u8 fp_name_len; | |
160 | char fp_name[]; | |
161 | }; | |
162 | ||
f032c2f7 RL |
163 | /* |
164 | * RFT_ID request - register FC-4 types for ID. | |
165 | */ | |
166 | struct fc_ns_rft_id { | |
167 | struct fc_ns_fid fr_fid; /* port ID object */ | |
168 | struct fc_ns_fts fr_fts; /* FC-4 types object */ | |
169 | }; | |
170 | ||
171 | /* | |
172 | * RPN_ID request - register port name for ID. | |
173 | * RNN_ID request - register node name for ID. | |
174 | */ | |
175 | struct fc_ns_rn_id { | |
176 | struct fc_ns_fid fr_fid; /* port ID object */ | |
177 | __be64 fr_wwn; /* node name or port name */ | |
178 | } __attribute__((__packed__)); | |
179 | ||
5baa17c3 CL |
180 | /* |
181 | * RSNN_NN request - register symbolic node name | |
182 | */ | |
183 | struct fc_ns_rsnn { | |
184 | __be64 fr_wwn; /* node name */ | |
185 | __u8 fr_name_len; | |
186 | char fr_name[]; | |
187 | } __attribute__((__packed__)); | |
188 | ||
c9866a54 CL |
189 | /* |
190 | * RSPN_ID request - register symbolic port name | |
191 | */ | |
192 | struct fc_ns_rspn { | |
193 | struct fc_ns_fid fr_fid; /* port ID object */ | |
194 | __u8 fr_name_len; | |
195 | char fr_name[]; | |
196 | } __attribute__((__packed__)); | |
197 | ||
ab593b18 JE |
198 | /* |
199 | * RFF_ID request - register FC-4 Features for ID. | |
200 | */ | |
201 | struct fc_ns_rff_id { | |
202 | struct fc_ns_fid fr_fid; /* port ID object */ | |
203 | __u8 fr_resvd[2]; | |
204 | __u8 fr_feat; /* FC-4 Feature bits */ | |
205 | __u8 fr_type; /* FC-4 type */ | |
206 | } __attribute__((__packed__)); | |
207 | ||
f032c2f7 | 208 | #endif /* _FC_NS_H_ */ |