iPXE
ibmgmt.c
Go to the documentation of this file.
1 /*
2  * Copyright (C) 2016 Michael Brown <mbrown@fensystems.co.uk>.
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., 51 Franklin Street, Fifth Floor, Boston, MA
17  * 02110-1301, USA.
18  *
19  * You can also choose to distribute this program under the terms of
20  * the Unmodified Binary Distribution Licence (as given in the file
21  * COPYING.UBDL), provided that you have satisfied its requirements.
22  */
23 
24 FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL );
25 
26 #include <string.h>
27 #include <stdio.h>
28 #include <errno.h>
29 #include <byteswap.h>
30 #include <ipxe/infiniband.h>
31 #include <usr/ibmgmt.h>
32 
33 /** @file
34  *
35  * Infiniband device management
36  *
37  */
38 
39 /**
40  * Print status of Infiniband device
41  *
42  * @v ibdev Infiniband device
43  */
44 void ibstat ( struct ib_device *ibdev ) {
45  struct ib_queue_pair *qp;
46 
47  printf ( "%s: " IB_GUID_FMT " using %s on %s port %d (%s)\n",
50  ( ib_is_open ( ibdev ) ? "open" : "closed" ) );
51  if ( ib_link_ok ( ibdev ) ) {
52  printf ( " [Link:up LID %d prefix " IB_GUID_FMT "]\n",
54  } else {
55  printf ( " [Link:down, port state %d]\n", ibdev->port_state );
56  }
58  printf ( " QPN %#lx send %d/%d recv %d/%d %s\n",
59  qp->qpn, qp->send.fill, qp->send.num_wqes,
60  qp->recv.fill, qp->recv.num_wqes, qp->name );
61  }
62 }
Infiniband protocol.
Infiniband device management.
FILE_LICENCE(GPL2_OR_LATER_OR_UBDL)
static __always_inline int ib_link_ok(struct ib_device *ibdev)
Check link state of Infiniband device.
Definition: infiniband.h:564
int printf(const char *fmt,...)
Write a formatted string to the console.
Definition: vsprintf.c:464
char name[IBDEV_NAME_LEN]
Name of this Infiniband device.
Definition: infiniband.h:408
union ib_guid guid
Definition: ib_packet.h:40
union ib_gid gid
Port GID (comprising GID prefix and port GUID)
Definition: infiniband.h:439
static int ib_is_open(struct ib_device *ibdev)
Check whether or not Infiniband device is open.
Definition: infiniband.h:575
void ibstat(struct ib_device *ibdev)
Print status of Infiniband device.
Definition: ibmgmt.c:44
Error codes.
uint16_t lid
Port LID.
Definition: infiniband.h:441
#define IB_GUID_ARGS(guid)
Infiniband Globally Unique Identifier debug message arguments.
Definition: ib_packet.h:29
char name[40]
Name.
Definition: device.h:75
struct device * dev
Underlying device.
Definition: infiniband.h:410
An Infiniband device.
Definition: infiniband.h:398
#define IB_GUID_FMT
Infiniband Globally Unique Identifier debug message format.
Definition: ib_packet.h:26
#define list_for_each_entry(pos, head, member)
Iterate over entries in a list.
Definition: list.h:420
const char * driver_name
Driver name.
Definition: device.h:77
struct list_head list
List of queue pairs on this Infiniband device.
Definition: infiniband.h:161
union ib_guid prefix
Definition: ib_packet.h:39
unsigned int port
Port number.
Definition: infiniband.h:418
struct ib_device * ibdev
Containing Infiniband device.
Definition: infiniband.h:159
An Infiniband Queue Pair.
Definition: infiniband.h:157
struct arbelprm_qp_db_record qp
Definition: arbel.h:13
uint8_t port_state
Port state.
Definition: infiniband.h:423
struct list_head qps
List of queue pairs.
Definition: infiniband.h:414
String functions.
struct ib_gid::@532 s