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1.1 root 1: /*
2: * Copyright (C) 2010 Michael Brown <[email protected]>.
3: *
4: * This program is free software; you can redistribute it and/or
5: * modify it under the terms of the GNU General Public License as
6: * published by the Free Software Foundation; either version 2 of the
7: * License, or any later version.
8: *
9: * This program is distributed in the hope that it will be useful, but
10: * WITHOUT ANY WARRANTY; without even the implied warranty of
11: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12: * General Public License for more details.
13: *
14: * You should have received a copy of the GNU General Public License
15: * along with this program; if not, write to the Free Software
16: * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
17: */
18:
19: FILE_LICENCE ( GPL2_OR_LATER );
20:
21: #include <string.h>
22: #include <stdio.h>
23: #include <errno.h>
24: #include <ipxe/fc.h>
25: #include <ipxe/fcels.h>
26: #include <ipxe/monojob.h>
27: #include <usr/fcmgmt.h>
28:
29: /** @file
30: *
31: * Fibre Channel management
32: *
33: */
34:
35: /**
36: * Print status of Fibre Channel port
37: *
38: * @v port Fibre Channel port
39: */
40: void fcportstat ( struct fc_port *port ) {
41: printf ( "%s: %s id %s", port->name, fc_ntoa ( &port->port_wwn ),
42: fc_id_ntoa ( &port->port_id ) );
43: printf ( " node %s\n [Link:", fc_ntoa ( &port->node_wwn ) );
44: if ( fc_link_ok ( &port->link ) ) {
45: printf ( " up, %s", fc_ntoa ( &port->link_port_wwn ) );
46: if ( ( port->flags & FC_PORT_HAS_FABRIC ) ) {
47: printf ( " fabric" );
48: } else {
49: printf ( " id %s",
50: fc_id_ntoa ( &port->ptp_link_port_id ) );
51: }
52: printf ( " node %s]\n", fc_ntoa ( &port->link_node_wwn ) );
53: } else {
54: printf ( " down: %s]\n", strerror ( port->link.rc ) );
55: }
56: }
57:
58: /**
59: * Print status of Fibre Channel peer
60: *
61: * @v peer Fibre Channel peer
62: */
63: void fcpeerstat ( struct fc_peer *peer ) {
64: struct fc_ulp *ulp;
65: uint8_t *param;
66: unsigned int i;
67:
68: printf ( "%s:\n [Link:", fc_ntoa ( &peer->port_wwn ) );
69: if ( fc_link_ok ( &peer->link ) ) {
70: printf ( " up, port %s id %s]\n", peer->port->name,
71: fc_id_ntoa ( &peer->port_id ) );
72: } else {
73: printf ( " down: %s]\n", strerror ( peer->link.rc ) );
74: }
75:
76: list_for_each_entry ( ulp, &peer->ulps, list ) {
77: printf ( " [Type %02x usage %d link:",
78: ulp->type, ulp->usage );
79: if ( fc_link_ok ( &ulp->link ) ) {
80: printf ( " up, params" );
81: param = ulp->param;
82: for ( i = 0 ; i < ulp->param_len ; i++ ) {
83: printf ( "%c%02x", ( ( i == 0 ) ? ' ' : ':' ),
84: param[i] );
85: }
86: } else {
87: printf ( " down: %s", strerror ( ulp->link.rc ) );
88: }
89: printf ( "]\n" );
90: }
91: }
92:
93: /**
94: * Issue Fibre Channel ELS
95: *
96: * @v port Fibre Channel port
97: * @v peer_port_id Peer port ID
98: * @v handler ELS handler
99: * @ret rc Return status code
100: */
101: int fcels ( struct fc_port *port, struct fc_port_id *peer_port_id,
102: struct fc_els_handler *handler ) {
103: int rc;
104:
105: /* Initiate ELS */
106: printf ( "%s %s to %s...",
107: port->name, handler->name, fc_id_ntoa ( peer_port_id ) );
108: if ( ( rc = fc_els_request ( &monojob, port, peer_port_id,
109: handler ) ) != 0 ) {
110: printf ( "%s\n", strerror ( rc ) );
111: return rc;
112: }
113:
114: /* Wait for ELS to complete */
115: return monojob_wait ( "" );
116: }
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