The ste(4) driver supporting Ethernet cards based on the Sundance ST201
chipset (i.e., the D-Link 550TX) has a bug which causes the machine to
panic at boot-time.

Apply by doing:
       cd /usr/src
       patch -p0 < 015_ste.patch

And then rebuild your kernel.

Index: sys/dev/pci/if_ste.c
===================================================================
RCS file: /cvs/src/sys/dev/pci/if_ste.c,v
retrieving revision 1.6
retrieving revision 1.7
diff -u -r1.6 -r1.7
--- sys/dev/pci/if_ste.c        2000/02/15 02:28:15     1.6
+++ sys/dev/pci/if_ste.c        2000/06/27 20:09:42     1.7
@@ -1,4 +1,4 @@
-/*     $OpenBSD: if_ste.c,v 1.6 2000/02/15 02:28:15 jason Exp $ */
+/*     $OpenBSD: if_ste.c,v 1.7 2000/06/27 20:09:42 aaron Exp $ */
/*
 * Copyright (c) 1997, 1998, 1999
 *     Bill Paul <[email protected]>.  All rights reserved.
@@ -1101,6 +1101,7 @@
       cd = &sc->ste_cdata;
       ld = sc->ste_ldata;
       for (i = 0; i < STE_TX_LIST_CNT; i++) {
+               cd->ste_tx_chain[i].ste_ptr = &ld->ste_tx_list[i];
               cd->ste_tx_chain[i].ste_phys = vtophys(&ld->ste_tx_list[i]);
               if (i == (STE_TX_LIST_CNT - 1))
                       cd->ste_tx_chain[i].ste_next =