#!/bin/sh
# $Id: sol-eth-stat,v 1.1 2001/08/30 02:12:48 friedman Exp $
# Display the status of ethernet devices.
# Known to work in Solaris 2.5, 2.6, 7, 8
#   for `hme' and `qfe' ethernet drivers.

PATH=/usr/sbin:$PATH
export PATH

case "`/bin/id 2>&1`" in
  'uid=0('* ) : ;;
  * ) echo "Must be root" 1>&2
      exit 1 ;;
esac

for drv in hme qfe ; do
  dev=/dev/$drv

  # Save original instance
  orig_instance=`ndd $dev instance 2> /dev/null`
  case "$orig_instance" in
    '' ) continue ;;  # Punt if device doesn't exist
  esac

  i=0;
  while :; do
    case "`ndd -set $dev instance $i 2>&1`" in
      '' ) : ;;
      * )  break ;;
    esac

    case "`ndd $dev link_status`" in
      0 ) link="Link Down" ;;
      1 ) link="Link Up" ;;
      * ) link="(unknown link state)" ;;
    esac

    case "`ndd $dev link_speed`" in
      0 ) speed="10 Mbps" ;;
      1 ) speed="100 Mbps" ;;
      * ) speed="(unknown speed)" ;;
    esac

    case "`ndd $dev link_mode`" in
      0 ) duplex="half-duplex" ;;
      1 ) duplex="full-duplex" ;;
      * ) duplex="(unknown duplex)" ;;
    esac

    case "`ndd $dev adv_autoneg_cap`" in
      0 ) autoneg="(forced)" ;;
      1 ) autoneg="(autonegotiated)" ;;
      * ) autoneg="(unknown negotiation state)" ;;
    esac

    echo $drv$i: $speed $duplex $link $autoneg

    i=`expr $i + 1`
  done

  # Restore original instance
  ndd -set $dev instance $orig_instance 2>&1
done

# eof