mii-tool.c,v

linux下

/*--------------------------------------------------------------------*/

static int do_one_xcvr(int skfd, char *ifname, int maybe)
{
    struct mii_data *mii = (struct mii_data *)&ifr.ifr_data;

    /* Get the vitals from the interface. */
    strncpy(ifr.ifr_name, ifname, IFNAMSIZ);
    if (ioctl(skfd, SIOCGMIIPHY, &ifr) < 0) {
	if (!maybe || (errno != ENODEV))
	    fprintf(stderr, "SIOCGMIIPHY on '%s' failed: %s\n",
		    ifname, strerror(errno));
	return 1;
    }

    if (override_phy >= 0) {
	printf("using the specified MII index %d.\n", override_phy);
	mii->phy_id = override_phy;
    }

    if (opt_reset) {
	printf("resetting the transceiver...\n");
	mdio_write(skfd, MII_BMCR, MII_BMCR_RESET);
    }
    if (nway_advertise) {
	mdio_write(skfd, MII_ANAR, nway_advertise | 1);
	opt_restart = 1;
    }
    if (opt_restart) {
	printf("restarting autonegotiation...\n");
	mdio_write(skfd, MII_BMCR, 0x0000);
	mdio_write(skfd, MII_BMCR, MII_BMCR_AN_ENA|MII_BMCR_RESTART);
    }
    if (fixed_speed) {
	int bmcr = 0;
	if (fixed_speed & (MII_AN_100BASETX_FD|MII_AN_100BASETX_HD))
	    bmcr |= MII_BMCR_100MBIT;
	if (fixed_speed & (MII_AN_100BASETX_FD|MII_AN_10BASET_FD))
	    bmcr |= MII_BMCR_DUPLEX;
	mdio_write(skfd, MII_BMCR, bmcr);
    }

    if (!opt_restart && !opt_reset && !fixed_speed && !nway_advertise)
	show_basic_mii(skfd, mii->phy_id);

    return 0;
}

/*--------------------------------------------------------------------*/

static void watch_one_xcvr(int skfd, char *ifname, int index)
{
    struct mii_data *mii = (struct mii_data *)&ifr.ifr_data;
    static int status[MAX_ETH] = { 0, /* ... */ };
    int now;

    /* Get the vitals from the interface. */
    strncpy(ifr.ifr_name, ifname, IFNAMSIZ);
    if (ioctl(skfd, SIOCGMIIPHY, &ifr) < 0) {
	if (errno != ENODEV)
	    fprintf(stderr, "SIOCGMIIPHY on '%s' failed: %s\n",
		    ifname, strerror(errno));
	return;
    }
    now = (mdio_read(skfd, MII_BMCR) |
	   (mdio_read(skfd, MII_BMSR) << 16));
    if (status[index] && (status[index] != now))
	show_basic_mii(skfd, mii->phy_id);
    status[index] = now;
}

/*--------------------------------------------------------------------*/

const char *usage =
"usage: %s [-VvRrwl] [-A media,... | -F media] [interface ...]
       -V, --version               display version information
       -v, --verbose               more verbose output
       -R, --reset                 reset MII to poweron state
       -r, --restart               restart autonegotiation
       -w, --watch                 monitor for link status changes
       -l, --log                   with -w, write events to syslog
       -A, --advertise=media,...   advertise only specified media
       -F, --force=media           force specified media technology
media: 100baseT4, 100baseTx-FD, 100baseTx-HD, 10baseT-FD, 10baseT-HD,
       (to advertise both HD and FD) 100baseTx, 10baseT\n";

int main(int argc, char **argv)
{
    int i, c, ret, errflag = 0;
    char s[6];
    
    while ((c = getopt_long(argc, argv, "A:F:p:lrRvVw?", longopts, 0)) != EOF)
	switch (c) {
	case 'A': nway_advertise = parse_media(optarg); break;
	case 'F': fixed_speed = parse_media(optarg); break;
	case 'p': override_phy = atoi(optarg); break;
	case 'r': opt_restart++;	break;
	case 'R': opt_reset++;		break;
	case 'v': verbose++;		break;
	case 'V': opt_version++;	break;
	case 'w': opt_watch++;		break;
	case 'l': opt_log++;		break;
	case '?': errflag++;
	}
    /* Check for a few inappropriate option combinations */
    if (opt_watch) verbose = 0;
    if (errflag || (fixed_speed & (fixed_speed-1)) ||
	(fixed_speed && (opt_restart || nway_advertise))) {
	fprintf(stderr, usage, argv[0]);
	return 2;
    }

    if (opt_version)
	printf(version);

    /* Open a basic socket. */
    if ((skfd = socket(AF_INET, SOCK_DGRAM,0)) < 0) {
	perror("socket");
	exit(-1);
    }

    /* No remaining args means show all interfaces. */
    if (optind == argc) {
	ret = 1;
	for (i = 0; i < MAX_ETH; i++) {
	    sprintf(s, "eth%d", i);
	    ret &= do_one_xcvr(skfd, s, 1);
	}
	if (ret)
	    fprintf(stderr, "no MII interfaces found\n");
    } else {
	ret = 0;
	for (i = optind; i < argc; i++) {
	    ret |= do_one_xcvr(skfd, argv[i], 0);
	}
    }

    if (opt_watch && (ret == 0)) {
	while (1) {
	    sleep(1);
	    if (optind == argc) {
		for (i = 0; i < MAX_ETH; i++) {
		    sprintf(s, "eth%d", i);
		    watch_one_xcvr(skfd, s, i);
		}
	    } else {
		for (i = optind; i < argc; i++)
		    watch_one_xcvr(skfd, argv[i], i-optind);
	    }
	}
    }

    close(skfd);
    return ret;
}
@


1.9
log
@*** empty log message ***
@
text
@d33 1
a33 1
"mii-tool.c $Revision: 1.8 $ $Date: 2000/04/25 23:48:20 $ (David Hinds)\n";
d72 4
a75 1
    { 0x7810, 0x0000, "Level One LXT970/971" },
@


1.8
log
@*** empty log message ***
@
text
@d33 1
a33 1
"mii-tool.c $Revision: 1.7 $ $Date: 2000/04/25 22:58:19 $ (David Hinds)\n";
d382 1
a382 1
"usage: %s [-VvRrw] [-A media,... | -F media] [interface ...]
d388 1
a390 1
       -l, --log                   with -w, write events to syslog
@


1.7
log
@*** empty log message ***
@
text
@d33 1
a33 1
"mii-tool.c $Revision: 1.6 $ $Date: 2000/04/25 22:06:05 $ (David Hinds)\n";
d62 4
d67 1
@


1.6
log
@*** empty log message ***
@
text
@d33 1
a33 1
"mii-tool.c $Revision: 1.5 $ $Date: 2000/04/11 19:53:55 $ (David Hinds)\n";
d43 2
d80 1
d82 1
a84 1
    {"help", 		0, 0, '?'},	/* Give help */
d88 1
d97 1
d177 1
a177 1
static void show_media(int mask, int best)
d179 1
d181 1
d185 2
a186 1
	    printf(" %s", media[i].name);
d191 2
a192 1
	printf(" flow-control");
d197 1
d208 1
a208 1
	printf("  No MII transceiver present!.\n");
d216 1
a216 1
    printf("%s: ", ifr.ifr_name);
d220 1
a220 1
		printf((lkpar & MII_AN_ACK) ?
d222 2
a223 2
		show_media(advert & lkpar, 1);
		printf(", ");
d225 1
a225 1
		printf("autonegotiation failed, ");
d228 1
a228 1
	    printf("autonegotiation restarted, ");
d231 1
a231 1
	printf("%s Mbit, %s duplex, ",
d235 14
a248 2
    printf((bmsr & MII_BMSR_LINK_VALID) ? "link ok" : "no link");
    printf("\n");
d294 4
a297 8
	printf("\n  capabilities:");
	show_media(bmsr >> 6, 0);
	printf("\n  advertising: ");
	show_media(advert, 0);
	if (lkpar & MII_AN_ABILITY_MASK) {
	    printf("\n  link partner:");
	    show_media(lkpar, 0);
	}
d385 1
d394 1
a394 1
    while ((c = getopt_long(argc, argv, "A:F:p:rRvVw?", longopts, 0)) != EOF)
d404 1
d408 1
@


1.5
log
@*** empty log message ***
@
text
@d7 1
a7 1
	mii-diag [-VvRrw] [-A media,... | -F media] [interface ...]
d14 3
a16 3
    
    mii-diag is written/copyright 1997-1999 by Donald Becker
        <becker@@cesdis.gsfc.nasa.gov>
d22 3
a24 3
    Donald Becker may be reached as becker@@CESDIS.gsfc.nasa.gov, or
    C/O Center of Excellence in Space Data and Information Sciences
    Code 930.5, Goddard Space Flight Center, Greenbelt MD 20771
d27 2
a28 1
	http://cesdis.gsfc.nasa.gov/linux/misc/NWay.html
d33 1
a33 1
"mii-tool.c $Revision: 1.4 $ $Date: 2000/04/10 20:35:24 $ (David Hinds)\n";
@


1.4
log
@*** empty log message ***
@
text
@d32 1
a32 1
"mii-tool.c $Revision: 1.3 $ $Date: 2000/03/31 22:40:37 $ (David Hinds)\n";
d182 1
a182 1
	printf(" flow control");
@


1.3
log
@*** empty log message ***
@
text
@d32 1
a32 1
"mii-tool.c $Revision: 1.2 $ $Date: 2000/03/28 20:49:59 $ (David Hinds)\n";
a51 3
typedef unsigned short u16;
typedef unsigned int u32;

d56 1
a56 1
    u16		id1, id2;
d129 1
a129 1
    u16		value;
@


1.2
log
@*** empty log message ***
@
text
@d32 1
a32 1
"mii-tool.c $Revision: 1.1 $ $Date: 2000/03/28 20:46:54 $ (David Hinds)\n";
d57 20
d90 1
a90 2
/* Command-line flags. */
unsigned int
d100 2
a101 2
int skfd = -1;		/* AF_INET socket for ioctl() calls.	*/
struct ifreq ifr;
d238 12
a249 4
	printf("  vendor info:  id %02x:%02x:%02x, model %d rev %d\n",
	       mii_val[2]>>10, (mii_val[2]>>2)&0xff,
	       ((mii_val[2]<<6)|(mii_val[3]>>10))&0xff,
	       (mii_val[3]>>4)&0x3f, mii_val[3]&0x0f);
@


1.1
log
@Initial revision
@
text
@d32 1
a32 1
"mii-tool.c $Revision$ $Date$ (David Hinds)\n";
d161 1
a161 1
	    printf(" %s", media[i]);
a264 1
    int i;
@