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Subjectlibata - 2.6.21-rc4-git5, ata channel still badly configured

as of 2.6.21-rc4-git5 this issue is still present.

> Subject : ata_piix: PATA UDMA/100 configured as UDMA/33
> References :
> Submitter : Fabio Comolli <>
> Status : unknown

ata_piix 0000:00:1f.1: version 2.10ac1
ACPI: PCI Interrupt 0000:00:1f.1[A] -> GSI 18 (level, low) -> IRQ 18
PCI: Setting latency timer of device 0000:00:1f.1 to 64
ata1: PATA max UDMA/100 cmd 0x000101f0 ctl 0x000103f6 bmdma 0x0001ffa0 irq 14
ata2: PATA max UDMA/100 cmd 0x00010170 ctl 0x00010376 bmdma 0x0001ffa8 irq 15
scsi0 : ata_piix
Time: acpi_pm clocksource has been installed.
Switched to high resolution mode on CPU 0
ata1.00: ATA-6: ST9100824A, 3.04, max UDMA/100
ata1.00: 195371568 sectors, multi 16: LBA48
ata1.01: ATAPI, max UDMA/33
ata1.00: configured for UDMA/33
ata1.01: configured for UDMA/33
scsi1 : ata_piix
ATA: abnormal status 0x7F on port 0x00010177
scsi 0:0:0:0: Direct-Access ATA ST9100824A 3.04 PQ: 0 ANSI: 5
SCSI device sda: 195371568 512-byte hdwr sectors (100030 MB)
sda: Write Protect is off
sda: Mode Sense: 00 3a 00 00
SCSI device sda: write cache: enabled, read cache: enabled, doesn't support DPO or FUA
SCSI device sda: 195371568 512-byte hdwr sectors (100030 MB)

00:1f.1 IDE interface: Intel Corporation 82801FB/FBM/FR/FW/FRW (ICH6 Family) IDE Controller (rev 04) (prog-if 8a [Master SecP PriP])
Subsystem: ASUSTeK Computer Inc. Unknown device 1967
Flags: bus master, medium devsel, latency 0, IRQ 18
I/O ports at 01f0 [size=8]
I/O ports at 03f4 [size=1]
I/O ports at 0170 [size=8]
I/O ports at 0374 [size=1]
I/O ports at ffa0 [size=16]

Lukáš Hejtmánek
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