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Add MVGBE_EVENT_COUNTERS for debugging. Count rxoverrrun and wdogsoft.

This commit is contained in:
msaitoh 2012-11-09 09:04:19 +00:00
parent f63ef6e441
commit af1c5c02a9
1 changed files with 24 additions and 2 deletions
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26
sys/dev/marvell/if_mvgbe.c
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@ -1,4 +1,4 @@
/* $NetBSD: if_mvgbe.c,v 1.31 2012/11/08 15:39:29 msaitoh Exp $ */
/* $NetBSD: if_mvgbe.c,v 1.32 2012/11/09 09:04:19 msaitoh Exp $ */
/*
* Copyright (c) 2007, 2008 KIYOHARA Takashi
* All rights reserved.
@ -25,7 +25,7 @@
* POSSIBILITY OF SUCH DAMAGE.
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: if_mvgbe.c,v 1.31 2012/11/08 15:39:29 msaitoh Exp $");
__KERNEL_RCSID(0, "$NetBSD: if_mvgbe.c,v 1.32 2012/11/09 09:04:19 msaitoh Exp $");
#include <sys/param.h>
#include <sys/bus.h>
@ -33,6 +33,7 @@ __KERNEL_RCSID(0, "$NetBSD: if_mvgbe.c,v 1.31 2012/11/08 15:39:29 msaitoh Exp $"
#include <sys/device.h>
#include <sys/endian.h>
#include <sys/errno.h>
#include <sys/evcnt.h>
#include <sys/kernel.h>
#include <sys/kmem.h>
#include <sys/mutex.h>
@ -145,6 +146,14 @@ do { \
#define MVGBE_IPGINTTX_DEFAULT 768
#define MVGBE_IPGINTRX_DEFAULT 768
#ifdef MVGBE_EVENT_COUNTERS
#define MVGBE_EVCNT_INCR(ev) (ev)->ev_count++
#define MVGBE_EVCNT_ADD(ev, val) (ev)->ev_count += (val)
#else
#define MVGBE_EVCNT_INCR(ev) /* nothing */
#define MVGBE_EVCNT_ADD(ev, val) /* nothing */
#endif
struct mvgbe_jpool_entry {
int slot;
LIST_ENTRY(mvgbe_jpool_entry) jpool_entries;
@ -225,6 +234,10 @@ struct mvgbe_softc {
krndsource_t sc_rnd_source;
struct sysctllog *mvgbe_clog;
#ifdef MVGBE_EVENT_COUNTERS
struct evcnt sc_ev_rxoverrun;
struct evcnt sc_ev_wdogsoft;
#endif
};
@ -807,6 +820,13 @@ mvgbe_attach(device_t parent, device_t self, void *aux)
ether_set_ifflags_cb(&sc->sc_ethercom, mvgbe_ifflags_cb);
sysctl_mvgbe_init(sc);
#ifdef MVGBE_EVENT_COUNTERS
/* Attach event counters. */
evcnt_attach_dynamic(&sc->sc_ev_rxoverrun, EVCNT_TYPE_MISC,
NULL, device_xname(sc->sc_dev), "rxoverrrun");
evcnt_attach_dynamic(&sc->sc_ev_wdogsoft, EVCNT_TYPE_MISC,
NULL, device_xname(sc->sc_dev), "wdogsoft");
#endif
rnd_attach_source(&sc->sc_rnd_source, device_xname(sc->sc_dev),
RND_TYPE_NET, 0);
@ -883,6 +903,7 @@ mvgbe_tick(void *arg)
s = splnet();
mii_tick(mii);
/* Need more work */
MVGBE_EVCNT_ADD(&sc->sc_ev_rxoverrun, MVGBE_READ(sc, MVGBE_POFC));
splx(s);
callout_schedule(&sc->sc_tick_ch, hz);
@ -1286,6 +1307,7 @@ mvgbe_watchdog(struct ifnet *ifp)
MVGBE_WRITE(sc, MVGBE_TQC, MVGBE_TQC_ENQ);
ifp->if_timer = 5;
sc->sc_wdogsoft = 0;
MVGBE_EVCNT_INCR(&sc->sc_ev_wdogsoft);
} else {
aprint_error_ifnet(ifp, "watchdog timeout\n");