Comment 3 for bug 216878

same problem here; tried two different cables, all definitely 80-wire. Also tried
ide0=ata66 ide1=ata66 idebus=66 as kernel parameters but no effect.

root@ubuntu:~# uname -a
Linux ubuntu 2.6.24-16-server #1 SMP Thu Apr 10 13:58:00 UTC 2008 i686 GNU/Linux
root@ubuntu:~# dmesg | grep ata
[ 0.000000] BIOS-e820: 000000000f7f3000 - 000000000f800000 (ACPI data)
[ 0.000000] Kernel command line: root=UUID=bb4bf196-20fd-40c5-bc70-7626b06e3f86 ide0=ata66 ide1=ata66 idebus=66 ro quiet splash
[ 21.503717] Memory: 239472k/253888k available (2255k kernel code, 13812k reserved, 1032k data, 384k init, 0k highmem)
[ 21.503752] .data : 0xc0333e95 - 0xc0435fe4 (1032 kB)
[ 27.498517] libata version 3.00 loaded.
[ 27.594861] pata_via 0000:00:07.1: version 0.3.3
[ 27.618377] scsi0 : pata_via
[ 27.650709] scsi1 : pata_via
[ 27.650857] ata1: PATA max UDMA/100 cmd 0x1f0 ctl 0x3f6 bmdma 0xc000 irq 14
[ 27.650864] ata2: PATA max UDMA/100 cmd 0x170 ctl 0x376 bmdma 0xc008 irq 15
[ 27.828715] ata1.00: ATA-6: ST340810A, 3.39, max UDMA/100
[ 27.828728] ata1.00: 78165360 sectors, multi 16: LBA
[ 27.828752] ata1.00: limited to UDMA/33 due to 40-wire cable
[ 27.868899] ata1.00: configured for UDMA/33
[ 28.208652] ata2.00: ATAPI: GCR-8481B, 1.06, max UDMA/33
[ 28.408728] ata2.00: configured for UDMA/33
[ 29.901673] EXT3-fs: mounted filesystem with ordered data mode.