From owner-svn-src-all@FreeBSD.ORG  Tue Dec 10 00:07:04 2013
Return-Path: <owner-svn-src-all@FreeBSD.ORG>
Delivered-To: svn-src-all@freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org [8.8.178.115])
 (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits))
 (No client certificate requested)
 by hub.freebsd.org (Postfix) with ESMTPS id 91484DF4;
 Tue, 10 Dec 2013 00:07:04 +0000 (UTC)
Received: from svn.freebsd.org (svn.freebsd.org
 [IPv6:2001:1900:2254:2068::e6a:0])
 (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits))
 (No client certificate requested)
 by mx1.freebsd.org (Postfix) with ESMTPS id 7D29A1E18;
 Tue, 10 Dec 2013 00:07:04 +0000 (UTC)
Received: from svn.freebsd.org ([127.0.1.70])
 by svn.freebsd.org (8.14.7/8.14.7) with ESMTP id rBA074hw055580;
 Tue, 10 Dec 2013 00:07:04 GMT (envelope-from adrian@svn.freebsd.org)
Received: (from adrian@localhost)
 by svn.freebsd.org (8.14.7/8.14.7/Submit) id rBA074Qq055579;
 Tue, 10 Dec 2013 00:07:04 GMT (envelope-from adrian@svn.freebsd.org)
Message-Id: <201312100007.rBA074Qq055579@svn.freebsd.org>
From: Adrian Chadd <adrian@FreeBSD.org>
Date: Tue, 10 Dec 2013 00:07:04 +0000 (UTC)
To: src-committers@freebsd.org, svn-src-all@freebsd.org,
 svn-src-head@freebsd.org
Subject: svn commit: r259150 - head/sys/dev/cxgbe
X-SVN-Group: head
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
X-BeenThere: svn-src-all@freebsd.org
X-Mailman-Version: 2.1.17
Precedence: list
List-Id: "SVN commit messages for the entire src tree \(except for &quot;
 user&quot; and &quot; projects&quot; \)" <svn-src-all.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/options/svn-src-all>,
 <mailto:svn-src-all-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/svn-src-all/>
List-Post: <mailto:svn-src-all@freebsd.org>
List-Help: <mailto:svn-src-all-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/svn-src-all>,
 <mailto:svn-src-all-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Tue, 10 Dec 2013 00:07:04 -0000

Author: adrian
Date: Tue Dec 10 00:07:04 2013
New Revision: 259150
URL: http://svnweb.freebsd.org/changeset/base/259150

Log:
  Print out the full PCIe link negotiation during dmesg.
  
  I found this useful when checking whether a NIC is in a PCIE 3.0 8x slot
  or not.
  
  Reviewed by:	np
  Sponsored by:	Netflix, inc.

Modified:
  head/sys/dev/cxgbe/t4_main.c

Modified: head/sys/dev/cxgbe/t4_main.c
==============================================================================
--- head/sys/dev/cxgbe/t4_main.c	Mon Dec  9 23:59:16 2013	(r259149)
+++ head/sys/dev/cxgbe/t4_main.c	Tue Dec 10 00:07:04 2013	(r259150)
@@ -549,6 +549,7 @@ t4_attach(device_t dev)
 #ifdef TCP_OFFLOAD
 	int ofld_rqidx, ofld_tqidx;
 #endif
+	const char *pcie_ts;
 
 	sc = device_get_softc(dev);
 	sc->dev = dev;
@@ -816,9 +817,24 @@ t4_attach(device_t dev)
 		goto done;
 	}
 
+	switch (sc->params.pci.speed) {
+		case 0x1:
+			pcie_ts = "2.5";
+			break;
+		case 0x2:
+			pcie_ts = "5.0";
+			break;
+		case 0x3:
+			pcie_ts = "8.0";
+			break;
+		default:
+			pcie_ts = "??";
+			break;
+	}
 	device_printf(dev,
-	    "PCIe x%d, %d ports, %d %s interrupt%s, %d eq, %d iq\n",
-	    sc->params.pci.width, sc->params.nports, sc->intr_count,
+	    "PCIe x%d (%s GTS/s) (%d), %d ports, %d %s interrupt%s, %d eq, %d iq\n",
+	    sc->params.pci.width, pcie_ts, sc->params.pci.speed,
+	    sc->params.nports, sc->intr_count,
 	    sc->intr_type == INTR_MSIX ? "MSI-X" :
 	    (sc->intr_type == INTR_MSI ? "MSI" : "INTx"),
 	    sc->intr_count > 1 ? "s" : "", sc->sge.neq, sc->sge.niq);