[infiniband] Add "ibstat" command

Signed-off-by: Michael Brown <mcb30@ipxe.org>

1 files changed, 62 insertions, 0 deletions

diff --git a/src/usr/ibmgmt.c b/src/usr/ibmgmt.c
new file mode 100644
index 000000000..7857664d6
--- /dev/null
+++ b/src/usr/ibmgmt.c
@@ -0,0 +1,62 @@
+/*
+ * Copyright (C) 2016 Michael Brown <mbrown@fensystems.co.uk>.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+ * 02110-1301, USA.
+ *
+ * You can also choose to distribute this program under the terms of
+ * the Unmodified Binary Distribution Licence (as given in the file
+ * COPYING.UBDL), provided that you have satisfied its requirements.
+ */
+
+FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL );
+
+#include <string.h>
+#include <stdio.h>
+#include <errno.h>
+#include <byteswap.h>
+#include <ipxe/infiniband.h>
+#include <usr/ibmgmt.h>
+
+/** @file
+ *
+ * Infiniband device management
+ *
+ */
+
+/**
+ * Print status of Infiniband device
+ *
+ * @v ibdev		Infiniband device
+ */
+void ibstat ( struct ib_device *ibdev ) {
+	struct ib_queue_pair *qp;
+
+	printf ( "%s: " IB_GUID_FMT " using %s on %s port %d (%s)\n",
+		 ibdev->name, IB_GUID_ARGS ( &ibdev->gid.s.guid ),
+		 ibdev->dev->driver_name, ibdev->dev->name, ibdev->port,
+		 ( ib_is_open ( ibdev ) ? "open" : "closed" ) );
+	if ( ib_link_ok ( ibdev ) ) {
+		printf ( "  [Link:up LID %d prefix " IB_GUID_FMT "]\n",
+			 ibdev->lid, IB_GUID_ARGS ( &ibdev->gid.s.prefix ) );
+	} else {
+		printf ( "  [Link:down, port state %d]\n", ibdev->port_state );
+	}
+	list_for_each_entry ( qp, &ibdev->qps, list ) {
+		printf ( "  QPN %#lx send %d/%d recv %d/%d %s\n",
+			 qp->qpn, qp->send.fill, qp->send.num_wqes,
+			 qp->recv.fill, qp->recv.num_wqes, qp->name );
+	}
+}