>> I changed dev/tc/if_le_ioasic.c to use bus_dmamem_alloc() for LANCE
>> buffer.  The code was cut'n/paste from TC Alpha.  Can you back out
>> changes in pmax/pmax/machdep.c and dev/tc/if_le_ioasic.c, and see the result?
>
> Yes, updating to Yesterday's supped sources the machine still hangs as
> described. Reverting if_le_ioasic.c to rev 1.12 and machdep.c to rev
> 1.12 (and compiling without -Werror because of a missing extern decl of
> ioasic_lance_dma_setup) yields a bootable kernel.

I will take care of this.

Tohru Nishimura
Nara Institute of Science and Technology