From owner-svn-src-head@FreeBSD.ORG Wed Dec 23 19:18:08 2009 Return-Path: Delivered-To: svn-src-head@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 0D13A1065670; Wed, 23 Dec 2009 19:18:08 +0000 (UTC) (envelope-from yongari@FreeBSD.org) Received: from svn.freebsd.org (svn.freebsd.org [IPv6:2001:4f8:fff6::2c]) by mx1.freebsd.org (Postfix) with ESMTP id EEFA18FC14; Wed, 23 Dec 2009 19:18:07 +0000 (UTC) Received: from svn.freebsd.org (localhost [127.0.0.1]) by svn.freebsd.org (8.14.3/8.14.3) with ESMTP id nBNJI76G006856; Wed, 23 Dec 2009 19:18:07 GMT (envelope-from yongari@svn.freebsd.org) Received: (from yongari@localhost) by svn.freebsd.org (8.14.3/8.14.3/Submit) id nBNJI7Ll006853; Wed, 23 Dec 2009 19:18:07 GMT (envelope-from yongari@svn.freebsd.org) Message-Id: <200912231918.nBNJI7Ll006853@svn.freebsd.org> From: Pyun YongHyeon Date: Wed, 23 Dec 2009 19:18:07 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org X-SVN-Group: head MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Cc: Subject: svn commit: r200910 - head/sys/dev/ste X-BeenThere: svn-src-head@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: SVN commit messages for the src tree for head/-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 23 Dec 2009 19:18:08 -0000 Author: yongari Date: Wed Dec 23 19:18:07 2009 New Revision: 200910 URL: http://svn.freebsd.org/changeset/base/200910 Log: Implement hardware MAC statistics counter support. The counters could be accessed with dev.ste.0.stats sysctl node. Modified: head/sys/dev/ste/if_ste.c head/sys/dev/ste/if_stereg.h Modified: head/sys/dev/ste/if_ste.c ============================================================================== --- head/sys/dev/ste/if_ste.c Wed Dec 23 18:53:11 2009 (r200909) +++ head/sys/dev/ste/if_ste.c Wed Dec 23 19:18:07 2009 (r200910) @@ -125,8 +125,10 @@ static int ste_rxeof(struct ste_softc *, static void ste_rxfilter(struct ste_softc *); static void ste_start(struct ifnet *); static void ste_start_locked(struct ifnet *); +static void ste_stats_clear(struct ste_softc *); static void ste_stats_update(struct ste_softc *); static void ste_stop(struct ste_softc *); +static void ste_sysctl_node(struct ste_softc *); static void ste_tick(void *); static void ste_txeoc(struct ste_softc *); static void ste_txeof(struct ste_softc *); @@ -923,16 +925,74 @@ ste_txeof(struct ste_softc *sc) } static void +ste_stats_clear(struct ste_softc *sc) +{ + + STE_LOCK_ASSERT(sc); + + /* Rx stats. */ + CSR_READ_2(sc, STE_STAT_RX_OCTETS_LO); + CSR_READ_2(sc, STE_STAT_RX_OCTETS_HI); + CSR_READ_2(sc, STE_STAT_RX_FRAMES); + CSR_READ_1(sc, STE_STAT_RX_BCAST); + CSR_READ_1(sc, STE_STAT_RX_MCAST); + CSR_READ_1(sc, STE_STAT_RX_LOST); + /* Tx stats. */ + CSR_READ_2(sc, STE_STAT_TX_OCTETS_LO); + CSR_READ_2(sc, STE_STAT_TX_OCTETS_HI); + CSR_READ_2(sc, STE_STAT_TX_FRAMES); + CSR_READ_1(sc, STE_STAT_TX_BCAST); + CSR_READ_1(sc, STE_STAT_TX_MCAST); + CSR_READ_1(sc, STE_STAT_CARRIER_ERR); + CSR_READ_1(sc, STE_STAT_SINGLE_COLLS); + CSR_READ_1(sc, STE_STAT_MULTI_COLLS); + CSR_READ_1(sc, STE_STAT_LATE_COLLS); + CSR_READ_1(sc, STE_STAT_TX_DEFER); + CSR_READ_1(sc, STE_STAT_TX_EXDEFER); + CSR_READ_1(sc, STE_STAT_TX_ABORT); +} + +static void ste_stats_update(struct ste_softc *sc) { struct ifnet *ifp; + struct ste_hw_stats *stats; + uint32_t val; STE_LOCK_ASSERT(sc); ifp = sc->ste_ifp; - ifp->if_collisions += CSR_READ_1(sc, STE_LATE_COLLS) - + CSR_READ_1(sc, STE_MULTI_COLLS) - + CSR_READ_1(sc, STE_SINGLE_COLLS); + stats = &sc->ste_stats; + /* Rx stats. */ + val = (uint32_t)CSR_READ_2(sc, STE_STAT_RX_OCTETS_LO) | + ((uint32_t)CSR_READ_2(sc, STE_STAT_RX_OCTETS_HI)) << 16; + val &= 0x000FFFFF; + stats->rx_bytes += val; + stats->rx_frames += CSR_READ_2(sc, STE_STAT_RX_FRAMES); + stats->rx_bcast_frames += CSR_READ_1(sc, STE_STAT_RX_BCAST); + stats->rx_mcast_frames += CSR_READ_1(sc, STE_STAT_RX_MCAST); + stats->rx_lost_frames += CSR_READ_1(sc, STE_STAT_RX_LOST); + /* Tx stats. */ + val = (uint32_t)CSR_READ_2(sc, STE_STAT_TX_OCTETS_LO) | + ((uint32_t)CSR_READ_2(sc, STE_STAT_TX_OCTETS_HI)) << 16; + val &= 0x000FFFFF; + stats->tx_bytes += val; + stats->tx_frames += CSR_READ_2(sc, STE_STAT_TX_FRAMES); + stats->tx_bcast_frames += CSR_READ_1(sc, STE_STAT_TX_BCAST); + stats->tx_mcast_frames += CSR_READ_1(sc, STE_STAT_TX_MCAST); + stats->tx_carrsense_errs += CSR_READ_1(sc, STE_STAT_CARRIER_ERR); + val = CSR_READ_1(sc, STE_STAT_SINGLE_COLLS); + stats->tx_single_colls += val; + ifp->if_collisions += val; + val = CSR_READ_1(sc, STE_STAT_MULTI_COLLS); + stats->tx_multi_colls += val; + ifp->if_collisions += val; + val += CSR_READ_1(sc, STE_STAT_LATE_COLLS); + stats->tx_late_colls += val; + ifp->if_collisions += val; + stats->tx_frames_defered += CSR_READ_1(sc, STE_STAT_TX_DEFER); + stats->tx_excess_defers += CSR_READ_1(sc, STE_STAT_TX_EXDEFER); + stats->tx_abort += CSR_READ_1(sc, STE_STAT_TX_ABORT); } /* @@ -1032,6 +1092,7 @@ ste_attach(device_t dev) error = ENXIO;; goto fail; } + ste_sysctl_node(sc); if ((error = ste_dma_alloc(sc)) != 0) goto fail; @@ -1625,6 +1686,8 @@ ste_init_locked(struct ste_softc *sc) /* Enable stats counters. */ STE_SETBIT2(sc, STE_MACCTL1, STE_MACCTL1_STATS_ENABLE); + /* Clear stats counters. */ + ste_stats_clear(sc); CSR_WRITE_2(sc, STE_ISR, 0xFFFF); #ifdef DEVICE_POLLING @@ -2013,3 +2076,70 @@ ste_shutdown(device_t dev) return (0); } + +#define STE_SYSCTL_STAT_ADD32(c, h, n, p, d) \ + SYSCTL_ADD_UINT(c, h, OID_AUTO, n, CTLFLAG_RD, p, 0, d) +#define STE_SYSCTL_STAT_ADD64(c, h, n, p, d) \ + SYSCTL_ADD_QUAD(c, h, OID_AUTO, n, CTLFLAG_RD, p, d) + +static void +ste_sysctl_node(struct ste_softc *sc) +{ + struct sysctl_ctx_list *ctx; + struct sysctl_oid_list *child, *parent; + struct sysctl_oid *tree; + struct ste_hw_stats *stats; + + stats = &sc->ste_stats; + ctx = device_get_sysctl_ctx(sc->ste_dev); + child = SYSCTL_CHILDREN(device_get_sysctl_tree(sc->ste_dev)); + + tree = SYSCTL_ADD_NODE(ctx, child, OID_AUTO, "stats", CTLFLAG_RD, + NULL, "STE statistics"); + parent = SYSCTL_CHILDREN(tree); + + /* Rx statistics. */ + tree = SYSCTL_ADD_NODE(ctx, parent, OID_AUTO, "rx", CTLFLAG_RD, + NULL, "Rx MAC statistics"); + child = SYSCTL_CHILDREN(tree); + STE_SYSCTL_STAT_ADD64(ctx, child, "good_octets", + &stats->rx_bytes, "Good octets"); + STE_SYSCTL_STAT_ADD32(ctx, child, "good_frames", + &stats->rx_frames, "Good frames"); + STE_SYSCTL_STAT_ADD32(ctx, child, "good_bcast_frames", + &stats->rx_bcast_frames, "Good broadcast frames"); + STE_SYSCTL_STAT_ADD32(ctx, child, "good_mcast_frames", + &stats->rx_mcast_frames, "Good multicast frames"); + STE_SYSCTL_STAT_ADD32(ctx, child, "lost_frames", + &stats->rx_lost_frames, "Lost frames"); + + /* Tx statistics. */ + tree = SYSCTL_ADD_NODE(ctx, parent, OID_AUTO, "tx", CTLFLAG_RD, + NULL, "Tx MAC statistics"); + child = SYSCTL_CHILDREN(tree); + STE_SYSCTL_STAT_ADD64(ctx, child, "good_octets", + &stats->tx_bytes, "Good octets"); + STE_SYSCTL_STAT_ADD32(ctx, child, "good_frames", + &stats->tx_frames, "Good frames"); + STE_SYSCTL_STAT_ADD32(ctx, child, "good_bcast_frames", + &stats->tx_bcast_frames, "Good broadcast frames"); + STE_SYSCTL_STAT_ADD32(ctx, child, "good_mcast_frames", + &stats->tx_mcast_frames, "Good multicast frames"); + STE_SYSCTL_STAT_ADD32(ctx, child, "carrier_errs", + &stats->tx_carrsense_errs, "Carrier sense errors"); + STE_SYSCTL_STAT_ADD32(ctx, child, "single_colls", + &stats->tx_single_colls, "Single collisions"); + STE_SYSCTL_STAT_ADD32(ctx, child, "multi_colls", + &stats->tx_multi_colls, "Multiple collisions"); + STE_SYSCTL_STAT_ADD32(ctx, child, "late_colls", + &stats->tx_late_colls, "Late collisions"); + STE_SYSCTL_STAT_ADD32(ctx, child, "defers", + &stats->tx_frames_defered, "Frames with deferrals"); + STE_SYSCTL_STAT_ADD32(ctx, child, "excess_defers", + &stats->tx_excess_defers, "Frames with excessive derferrals"); + STE_SYSCTL_STAT_ADD32(ctx, child, "abort", + &stats->tx_abort, "Aborted frames due to Excessive collisions"); +} + +#undef STE_SYSCTL_STAT_ADD32 +#undef STE_SYSCTL_STAT_ADD64 Modified: head/sys/dev/ste/if_stereg.h ============================================================================== --- head/sys/dev/ste/if_stereg.h Wed Dec 23 18:53:11 2009 (r200909) +++ head/sys/dev/ste/if_stereg.h Wed Dec 23 19:18:07 2009 (r200910) @@ -92,11 +92,25 @@ #define STE_MAR1 0x62 #define STE_MAR2 0x64 #define STE_MAR3 0x66 -#define STE_STATS 0x68 -#define STE_LATE_COLLS 0x75 -#define STE_MULTI_COLLS 0x76 -#define STE_SINGLE_COLLS 0x77 +#define STE_STAT_RX_OCTETS_LO 0x68 +#define STE_STAT_RX_OCTETS_HI 0x6A +#define STE_STAT_TX_OCTETS_LO 0x6C +#define STE_STAT_TX_OCTETS_HI 0x6E +#define STE_STAT_TX_FRAMES 0x70 +#define STE_STAT_RX_FRAMES 0x72 +#define STE_STAT_CARRIER_ERR 0x74 +#define STE_STAT_LATE_COLLS 0x75 +#define STE_STAT_MULTI_COLLS 0x76 +#define STE_STAT_SINGLE_COLLS 0x77 +#define STE_STAT_TX_DEFER 0x78 +#define STE_STAT_RX_LOST 0x79 +#define STE_STAT_TX_EXDEFER 0x7A +#define STE_STAT_TX_ABORT 0x7B +#define STE_STAT_TX_BCAST 0x7C +#define STE_STAT_RX_BCAST 0x7D +#define STE_STAT_TX_MCAST 0x7E +#define STE_STAT_RX_MCAST 0x7F #define STE_DMACTL_RXDMA_STOPPED 0x00000001 #define STE_DMACTL_TXDMA_CMPREQ 0x00000002 @@ -388,24 +402,23 @@ #define STE_PME_EN 0x0010 #define STE_PME_STATUS 0x8000 - -struct ste_stats { - uint32_t ste_rx_bytes; - uint32_t ste_tx_bytes; - uint16_t ste_tx_frames; - uint16_t ste_rx_frames; - uint8_t ste_carrsense_errs; - uint8_t ste_late_colls; - uint8_t ste_multi_colls; - uint8_t ste_single_colls; - uint8_t ste_tx_frames_defered; - uint8_t ste_rx_lost_frames; - uint8_t ste_tx_excess_defers; - uint8_t ste_tx_abort_excess_colls; - uint8_t ste_tx_bcast_frames; - uint8_t ste_rx_bcast_frames; - uint8_t ste_tx_mcast_frames; - uint8_t ste_rx_mcast_frames; +struct ste_hw_stats { + uint64_t rx_bytes; + uint32_t rx_frames; + uint32_t rx_bcast_frames; + uint32_t rx_mcast_frames; + uint32_t rx_lost_frames; + uint64_t tx_bytes; + uint32_t tx_frames; + uint32_t tx_bcast_frames; + uint32_t tx_mcast_frames; + uint32_t tx_carrsense_errs; + uint32_t tx_single_colls; + uint32_t tx_multi_colls; + uint32_t tx_late_colls; + uint32_t tx_frames_defered; + uint32_t tx_excess_defers; + uint32_t tx_abort; }; struct ste_frag { @@ -566,6 +579,7 @@ struct ste_softc { struct ste_list_data ste_ldata; struct ste_chain_data ste_cdata; struct callout ste_callout; + struct ste_hw_stats ste_stats; struct mtx ste_mtx; };