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Date:      Tue, 14 Feb 2006 13:27:08 +0100
From:      Anders Nordby <anders@FreeBSD.org>
To:        Gleb Smirnoff <glebius@FreeBSD.org>, Oleg Polyakov <opolyakov@yahoo.com>, Harti Brandt <harti@FreeBSD.org>, freebsd-net@FreeBSD.org, kuriyama@FreeBSD.org, demon@FreeBSD.org
Subject:   Re: 64-bit SNMP counters for FreeBSD && graphing bandwidth usage
Message-ID:  <20060214122708.GA51048@totem.fix.no>
In-Reply-To: <20060214110217.GD68308@cell.sick.ru>
References:  <20060214092456.97708.qmail@web35309.mail.mud.yahoo.com> <20060214102023.97798.qmail@web35305.mail.mud.yahoo.com> <20060214110217.GD68308@cell.sick.ru>

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Hi,

Done. On system with bge and 100 mbps link speed, I get:

IF-MIB::ifName.1 = STRING: bge0
IF-MIB::ifName.2 = STRING: bge1
IF-MIB::ifName.3 = STRING: lo0
IF-MIB::ifHighSpeed.1 = Gauge32: 100
IF-MIB::ifHighSpeed.2 = Gauge32: 0
IF-MIB::ifHighSpeed.3 = Gauge32: 0

On system with bge and gigabit link speed, I get:

IF-MIB::ifName.1 = STRING: bge0
IF-MIB::ifName.2 = STRING: bge1
IF-MIB::ifName.3 = STRING: lo0
IF-MIB::ifHighSpeed.1 = Gauge32: 1000
IF-MIB::ifHighSpeed.2 = Gauge32: 0
IF-MIB::ifHighSpeed.3 = Gauge32: 0

The second NIC, bge1, is not configured. Seems fine to me. I still get
ifHCInOctets/ifHCOutOctets for both systems mentioned.

On Tue, Feb 14, 2006 at 02:02:17PM +0300, Gleb Smirnoff wrote:
>   Oleg, Anders,
> 
>   can you please remove all your changes to if_bge.c and test the
> attached patch. Awaiting for feedback and thanks.
> 
> -- 
> Totus tuus, Glebius.
> GLEBIUS-RIPN GLEB-RIPE

> Index: net/if_media.c
> ===================================================================
> RCS file: /home/ncvs/src/sys/net/if_media.c,v
> retrieving revision 1.22
> diff -u -r1.22 if_media.c
> --- net/if_media.c	25 Dec 2005 23:28:23 -0000	1.22
> +++ net/if_media.c	14 Feb 2006 09:51:09 -0000
> @@ -385,6 +385,28 @@
>  	return match;
>  }
>  
> +/*
> + * Compute the interface `baudrate' from the media, for the interface
> + * metrics (used by routing daemons).
> + */
> +static const struct ifmedia_baudrate ifmedia_baudrate_descriptions[] =   
> +    IFM_BAUDRATE_DESCRIPTIONS;
> +
> +uint64_t
> +ifmedia_baudrate(int mword)
> +{
> +	int i;
> +
> +	for (i = 0; ifmedia_baudrate_descriptions[i].ifmb_word != 0; i++) {
> +		if ((mword & (IFM_NMASK|IFM_TMASK)) ==
> +		    ifmedia_baudrate_descriptions[i].ifmb_word)
> +			return (ifmedia_baudrate_descriptions[i].ifmb_baudrate);
> +	}
> +
> +	/* Not known. */
> +	return (0);
> +}
> + 
>  #ifdef IFMEDIA_DEBUG
>  struct ifmedia_description ifm_type_descriptions[] =
>      IFM_TYPE_DESCRIPTIONS;
> Index: net/if_media.h
> ===================================================================
> RCS file: /home/ncvs/src/sys/net/if_media.h,v
> retrieving revision 1.30
> diff -u -r1.30 if_media.h
> --- net/if_media.h	22 Feb 2005 13:04:03 -0000	1.30
> +++ net/if_media.h	14 Feb 2006 10:29:59 -0000
> @@ -104,6 +104,9 @@
>  int	ifmedia_ioctl(struct ifnet *ifp, struct ifreq *ifr,
>  	    struct ifmedia *ifm, u_long cmd);
>  
> +/* Compute baudrate for a given media. */
> +uint64_t	ifmedia_baudrate(int);
> +
>  #endif /*_KERNEL */
>  
>  /*
> @@ -138,8 +141,8 @@
>  #define	IFM_1000_CX	15		/* 1000baseCX - 150ohm STP */
>  #define	IFM_1000_T	16		/* 1000baseT - 4 pair cat 5 */
>  #define	IFM_HPNA_1	17		/* HomePNA 1.0 (1Mb/s) */
> -#define	IFM_10GBASE_SR	18		/* 10GBASE-SR 850nm Multi-mode Fiber */
> -#define	IFM_10GBASE_LR	19		/* 10GBASE-LR 1310nm Single-mode Fiber */
> +#define	IFM_10G_LR	18		/* 10GBase-LR 1310nm Single-mode */
> +#define	IFM_10G_SR	19		/* 10GBase-SR 850nm Multi-mode */
>  
>  /* note 31 is the max! */
>  
> @@ -543,4 +546,59 @@
>  	{ 0, NULL },							\
>  }
>  
> +/*
> + * Baudrate descriptions for the various media types.
> + */
> +struct ifmedia_baudrate {
> +	int		ifmb_word;		/* media word */
> +	uint64_t	ifmb_baudrate;		/* corresponding baudrate */
> +};
> +
> +#define IFM_BAUDRATE_DESCRIPTIONS {					\
> +	{ IFM_ETHER | IFM_10_T,		IF_Mbps(10) },			\
> +	{ IFM_ETHER | IFM_10_2,		IF_Mbps(10) },			\
> +	{ IFM_ETHER | IFM_10_5,		IF_Mbps(10) },			\
> +	{ IFM_ETHER | IFM_100_TX,	IF_Mbps(100) },			\
> +	{ IFM_ETHER | IFM_100_FX,	IF_Mbps(100) },			\
> +	{ IFM_ETHER | IFM_100_T4,	IF_Mbps(100) },			\
> +	{ IFM_ETHER | IFM_100_VG,	IF_Mbps(100) },			\
> +	{ IFM_ETHER | IFM_100_T2,	IF_Mbps(100) },			\
> +	{ IFM_ETHER | IFM_1000_SX,	IF_Mbps(1000) },		\
> +	{ IFM_ETHER | IFM_10_STP,	IF_Mbps(10) },			\
> +	{ IFM_ETHER | IFM_10_FL,	IF_Mbps(10) },			\
> +	{ IFM_ETHER | IFM_1000_LX,	IF_Mbps(1000) },		\
> +	{ IFM_ETHER | IFM_1000_CX,	IF_Mbps(1000) },		\
> +	{ IFM_ETHER | IFM_1000_T,	IF_Mbps(1000) },		\
> +	{ IFM_ETHER | IFM_HPNA_1,	IF_Mbps(1) },			\
> +	{ IFM_ETHER | IFM_10G_LR,	IF_Gbps(10ULL) },		\
> +									\
> +	{ IFM_TOKEN | IFM_TOK_STP4,	IF_Mbps(4) },			\
> +	{ IFM_TOKEN | IFM_TOK_STP16,	IF_Mbps(16) },			\
> +	{ IFM_TOKEN | IFM_TOK_UTP4,	IF_Mbps(4) },			\
> +	{ IFM_TOKEN | IFM_TOK_UTP16,	IF_Mbps(16) },			\
> +									\
> +	{ IFM_FDDI | IFM_FDDI_SMF,	IF_Mbps(100) },			\
> +	{ IFM_FDDI | IFM_FDDI_MMF,	IF_Mbps(100) },			\
> +	{ IFM_FDDI | IFM_FDDI_UTP,	IF_Mbps(100) },			\
> +									\
> +	{ IFM_IEEE80211 | IFM_IEEE80211_FH1,	IF_Mbps(1) },		\
> +	{ IFM_IEEE80211 | IFM_IEEE80211_FH2,	IF_Mbps(2) },		\
> +	{ IFM_IEEE80211 | IFM_IEEE80211_DS2,	IF_Mbps(2) },		\
> +	{ IFM_IEEE80211 | IFM_IEEE80211_DS5,	IF_Kbps(5500) },	\
> +	{ IFM_IEEE80211 | IFM_IEEE80211_DS11,	IF_Mbps(11) },		\
> +	{ IFM_IEEE80211 | IFM_IEEE80211_DS1,	IF_Mbps(1) },		\
> +	{ IFM_IEEE80211 | IFM_IEEE80211_DS22,	IF_Mbps(22) },		\
> +	{ IFM_IEEE80211 | IFM_IEEE80211_OFDM6,	IF_Mbps(6) },		\
> +	{ IFM_IEEE80211 | IFM_IEEE80211_OFDM9,	IF_Mbps(9) },		\
> +	{ IFM_IEEE80211 | IFM_IEEE80211_OFDM12,	IF_Mbps(12) },		\
> +	{ IFM_IEEE80211 | IFM_IEEE80211_OFDM18,	IF_Mbps(18) },		\
> +	{ IFM_IEEE80211 | IFM_IEEE80211_OFDM24,	IF_Mbps(24) },		\
> +	{ IFM_IEEE80211 | IFM_IEEE80211_OFDM36,	IF_Mbps(36) },		\
> +	{ IFM_IEEE80211 | IFM_IEEE80211_OFDM48,	IF_Mbps(48) },		\
> +	{ IFM_IEEE80211 | IFM_IEEE80211_OFDM54,	IF_Mbps(54) },		\
> +	{ IFM_IEEE80211 | IFM_IEEE80211_OFDM72,	IF_Mbps(72) },		\
> +									\
> +	{ 0, 0 },							\
> +}
> +
>  #endif	/* _NET_IF_MEDIA_H_ */
> Index: dev/mii/mii.c
> ===================================================================
> RCS file: /home/ncvs/src/sys/dev/mii/mii.c,v
> retrieving revision 1.26
> diff -u -r1.26 mii.c
> --- dev/mii/mii.c	11 Jun 2005 00:20:38 -0000	1.26
> +++ dev/mii/mii.c	14 Feb 2006 10:24:21 -0000
> @@ -240,9 +240,20 @@
>  miibus_statchg(device_t dev)
>  {
>  	device_t		parent;
> +	struct mii_data		*mii;
> +	struct ifnet		*ifp;
>  
>  	parent = device_get_parent(dev);
>  	MIIBUS_STATCHG(parent);
> +
> +	mii = device_get_softc(dev);
> +
> +	/*
> +	 * Note that each NIC's softc must start with an ifnet pointer.
> +	 * XXX: EVIL HACK!
> +	 */
> +	ifp = *(struct ifnet **)device_get_softc(parent);
> +	ifp->if_baudrate = ifmedia_baudrate(mii->mii_media_active);
>  	return;
>  }
>  

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-- 
Anders.



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