ATA/ATAPICAM boot hold again

[Vladimir Grebenschikov]

With latsest (today's) current, boot freezes after detecting media in
CD-drives.


Successful boot dmesg:

...
atapci0: <Intel ICH2 UDMA100 controller> port 0xb800-0xb80f at device
31.1 on pci0
ata0: at 0x1f0 irq 14 on atapci0
ata0: [MPSAFE]
ata1: at 0x170 irq 15 on atapci0
ata1: [MPSAFE]
...
ata0-master: DMA limited to UDMA33, non-ATA66 cable or device
ad0: 39266MB <IC35L040AVER07-0> [79780/16/63] at ata0-master UDMA33
ata1-master: FAILURE - SETFEATURES SET TRANSFER MODE no interrupt
ata1-master: FAILURE - SETFEATURES SET TRANSFER MODE status=51<READY,
DSC,ERROR> error=4<ABORTED>
ata1-master: DMA limited to UDMA33, non-ATA66 cable or device
acd0: CDROM <AсUс `Cт-с500\^?A p ` p ` p ` p ` p `> at ata1-master
UDMA33
acd1: CDRW <CD-W524E> at ata1-slave UDMA33
cd0 at ata1 bus 0 target 0 lun 0
cd0: <ASUS CD-S500/A 1.4K> Removable CD-ROM SCSI-0 device 
cd0: 33.000MB/s transfers
cd0: cd present [8498 x 2048 byte records]
cd1 at ata1 bus 0 target 1 lun 0
cd1: <TEAC CD-W524E 1.0A> Removable CD-ROM SCSI-0 device 
cd1: 33.000MB/s transfers
cd1: Attempt to query device size failed: NOT READY, Medium not present
Mounting root from ufs:/dev/ad0s2a

After upgrade it freezes after "acd1: CDRW <CD-W524E> at ata1-slave
UDMA33"

-- 
Vladimir B. Grebenschikov
SWsoft Inc.