gwr@netbsd.org wrote:

> Can anyone offer clues about what's going on here?
> My Sun3/80 gets a constant stream of interrupts...
> (See the "dma_setup: dmasize = 6" repeats below)

Did you set ncr53c9x_dmaselect = 1 in arch/sun3/dev/esp.c?

/*	$NetBSD: esp.c,v 1.9 1998/11/19 21:49:46 thorpej Exp $	*/
 :
	switch (sc->sc_rev) {
	case NCR_VARIANT_ESP100:
		sc->sc_maxxfer = 64 * 1024;
		sc->sc_minsync = 0;	/* No synch on old chip? */
		/* Avoid hardware bug by using DMA when selecting targets */
		/* ncr53c9x_dmaselect = 1; */
		break;
 :

---
Izumi Tsutsui
tsutsui@ceres.dti.ne.jp