blob: a37346d47eb1ff541880d7ed2f987e957a39e382 [file] [log] [blame]
Robert Lovef032c2f2008-12-09 15:10:11 -08001/*
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_GS_H_
21#define _FC_GS_H_
22
Robert Love07aac322009-11-03 11:47:23 -080023#include <linux/types.h>
24
Robert Lovef032c2f2008-12-09 15:10:11 -080025/*
26 * Fibre Channel Services - Common Transport.
27 * From T11.org FC-GS-2 Rev 5.3 November 1998.
28 */
29
30struct fc_ct_hdr {
31 __u8 ct_rev; /* revision */
32 __u8 ct_in_id[3]; /* N_Port ID of original requestor */
33 __u8 ct_fs_type; /* type of fibre channel service */
34 __u8 ct_fs_subtype; /* subtype */
35 __u8 ct_options;
36 __u8 _ct_resvd1;
37 __be16 ct_cmd; /* command / response code */
38 __be16 ct_mr_size; /* maximum / residual size */
39 __u8 _ct_resvd2;
40 __u8 ct_reason; /* reject reason */
41 __u8 ct_explan; /* reason code explanation */
42 __u8 ct_vendor; /* vendor unique data */
43};
44
45#define FC_CT_HDR_LEN 16 /* expected sizeof (struct fc_ct_hdr) */
46
47enum fc_ct_rev {
48 FC_CT_REV = 1 /* common transport revision */
49};
50
51/*
52 * ct_fs_type values.
53 */
54enum fc_ct_fs_type {
55 FC_FST_ALIAS = 0xf8, /* alias service */
56 FC_FST_MGMT = 0xfa, /* management service */
57 FC_FST_TIME = 0xfb, /* time service */
58 FC_FST_DIR = 0xfc, /* directory service */
59};
60
61/*
62 * ct_cmd: Command / response codes
63 */
64enum fc_ct_cmd {
65 FC_FS_RJT = 0x8001, /* reject */
66 FC_FS_ACC = 0x8002, /* accept */
67};
68
69/*
70 * FS_RJT reason codes.
71 */
72enum fc_ct_reason {
73 FC_FS_RJT_CMD = 0x01, /* invalid command code */
74 FC_FS_RJT_VER = 0x02, /* invalid version level */
75 FC_FS_RJT_LOG = 0x03, /* logical error */
76 FC_FS_RJT_IUSIZ = 0x04, /* invalid IU size */
77 FC_FS_RJT_BSY = 0x05, /* logical busy */
78 FC_FS_RJT_PROTO = 0x07, /* protocol error */
79 FC_FS_RJT_UNABL = 0x09, /* unable to perform command request */
80 FC_FS_RJT_UNSUP = 0x0b, /* command not supported */
81};
82
83/*
84 * FS_RJT reason code explanations.
85 */
86enum fc_ct_explan {
87 FC_FS_EXP_NONE = 0x00, /* no additional explanation */
88 FC_FS_EXP_PID = 0x01, /* port ID not registered */
89 FC_FS_EXP_PNAM = 0x02, /* port name not registered */
90 FC_FS_EXP_NNAM = 0x03, /* node name not registered */
91 FC_FS_EXP_COS = 0x04, /* class of service not registered */
Joe Eykholtc7626082009-08-25 14:02:33 -070092 FC_FS_EXP_FTNR = 0x07, /* FC-4 types not registered */
Robert Lovef032c2f2008-12-09 15:10:11 -080093 /* definitions not complete */
94};
95
96#endif /* _FC_GS_H_ */