[ ... kernel locks up probing LANCE ... ]

It turned out I forgot an important change of pmax/tc/asic.c to step
further toward bus_space(9)/bus_dma(9).

Thank you for pointing out the error. 

Tohru Nishimura
Nara Institute of Science and Technology

Index: asic.c
===================================================================
RCS file: /cvsroot/syssrc/sys/arch/pmax/tc/asic.c,v
retrieving revision 1.38
diff -r1.38 asic.c
185c185,192
< 	sc->sc_base = ta->ta_addr;
---
> 	sc->sc_bst = ta->ta_memt;
> 	if (bus_space_map(ta->ta_memt, ta->ta_addr,
> 			0x400000, 0, &sc->sc_bsh)) {
> 		printf("%s: unable to map device\n", sc->sc_dv.dv_xname);
> 		return;
> 	}
> 	sc->sc_dmat = ta->ta_dmat;
> 	sc->sc_cookie = ta->ta_cookie;
187c194,195
< 	ioasic_base = sc->sc_base;			/* XXX XXX XXX */
---
> 	sc->sc_base = ta->ta_addr; 		/* XXX XXX XXX */
> 	ioasic_base = sc->sc_base;		/* XXX XXX XXX */
213c221
< 	return (u_char *)IOASIC_SYS_ETHER_ADDRESS(ioasic_base);
---
> 	return (char *)IOASIC_SYS_ETHER_ADDRESS(ioasic_base);