Hi,


according to the FAQ this has been fixed in the current kernel.
My G4/533 Mhz just crashed with that error:

wdc0:0:0: lost interupt
	 type ata tc_bcount: 1024 tc_skip: 0
wdc0:0:0: intr with DRQ (st=0x58)
wd0f: device timeout writing fsbn 3120772 of 3120772-3120773 
      (wd0 bn 22577188; cn 22398 tn 0 sn 4), retrying

[..messages repeats..]

wd0: transfer error, downgrading to Ultra-DMA mode 2
ata4 conf = 0x11328ca, cyc = 8 (55ns), act = 0 (0 ns), inact = 6
wd0(wdc0:0:0): using PIO mode 4, DMA mode 2, Ultra-DA mode 2(Ultra/33)
(using DMA data transfers)
wd1(wdc0:0:1): using PIO mode 4, DMA mode 2, Ultra-DA mode 2(Ultra/33)
(using DMA data transfers)
wd0f: device timeout writing fsbn 3120772 of 3120772-3120773 
      (wd0 bn 22577188; cn 22398 tn 0 sn 4), retrying

the only way to get the kernel back up is to restart the G4.

Kernel (generic kernel with options "insecure" for X)
NetBSD daemon 1.5Y NetBSD 1.5Y (GENERIC_daemon) #0: 
Mon Dec 10 14:12:12 PST 2001     
root@daemon:/usr/src/sys/arch/macppc/compile/GENERIC_daemon macppc


ID -String from wdc_obio.c:
$NetBSD: wdc_obio.c,v 1.17 2001/09/09 16:08:49 bouyer Exp $


should I file a bug-report ?


mfg/regards

Uli