Date: Tue, 10 Dec 2013 00:07:04 +0000 (UTC) From: Adrian Chadd <adrian@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r259150 - head/sys/dev/cxgbe Message-ID: <201312100007.rBA074Qq055579@svn.freebsd.org>
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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);
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