something is broken with ata in netbsd-5

[Andrew Doran <ad%netbsd.org@localhost>]

# dmesg|grep wd2
wd2 at atabus2 drive 0: <WDC WD2500JS-75NCB2>
wd2: drive supports 16-sector PIO transfers, LBA48 addressing
wd2: 232 GB, 484406 cyl, 16 head, 63 sec, 512 bytes/sect x 488281250 sectors
wd2: 32-bit data port
wd2: drive supports PIO mode 4, DMA mode 2, Ultra-DMA mode 6 (Ultra/133)
wd2(piixide1:1:0): using PIO mode 4, Ultra-DMA mode 6 (Ultra/133) (usingDMA)
boot device: wd2
root on wd2a dumps on wd2b

...

# mount /dev/wd2a /mnt
mount: cannot open `/dev/wd2a': Device not configured
# disklabel wd2
disklabel: /dev/rwd2d: Device not configured
# fdisk wd2
fdisk: cannot opendisk /dev/rwd2d: Device not configured


With a -current kernel, I can access the disk.

Andrew