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SubjectRe: 2.6.19-git3 panics on boot - ata_piix/PCI related
On 12/3/06, Alessandro Suardi <> wrote:
> FC6-latest running on a Latitude D610, SATA hard disk;
> 2.6.19 is okay, kernel built with oldconfig from the
> known-working setup fails to boot not recognizing the
> root partition, which is due to ata_piix not loading due
> to a PCI I/O reserve error.
> Happens both with and without CONFIG_SYSFS_DEPRECATED
> (I first had it to N then thought it might have had something
> to do with the boot error so I rebuilt with Y - no change).
> Messages hand-copied from the screen on the 2nd try:
> Loading ata_piix.ko module
> ata_piix 0000:00:1f.2: MAP [ P0 P2 IDE IDE ]
> ACPI: PCI Interrupt 0000:00:1f.2[B] -> Link [LNKB] -> GSI 5 (level, low) -> IRQ5
> PCI: Unable to reserve I/O region #1:8@1f0 for device 0000:00:1f.2
> ata_piix: probe of 0000:00:1f.2 failed with error -16
> [snip]
> mount: could not find filesystem '/dev/root'

Same failure is also in 2.6.19-git4...

I'll download -git1 and -git2 to see which one broke my setup first.

> This is what is in the dmesg ring of 2.6.19:
> ata_piix 0000:00:1f.2: version 2.00ac6
> ata_piix 0000:00:1f.2: MAP [ P0 P2 IDE IDE ]
> ACPI: PCI Interrupt 0000:00:1f.2[B] -> Link [LNKB] -> GSI 5 (level,
> low) -> IRQ 5
> PCI: Setting latency timer of device 0000:00:1f.2 to 64
> ata1: SATA max UDMA/133 cmd 0x1F0 ctl 0x3F6 bmdma 0xBFA0 irq 14
> ata2: PATA max UDMA/100 cmd 0x170 ctl 0x376 bmdma 0xBFA8 irq 15
> scsi0 : ata_piix
> ata1.00: ATA-6, max UDMA/100, 117210240 sectors: LBA
> ata1.00: ata1: dev 0 multi count 8
> ata1.00: applying bridge limits
> ata1.00: configured for UDMA/100
> scsi1 : ata_piix
> ata2.00: ATAPI, max UDMA/33
> ata2.00: configured for UDMA/33


"...when I get it, I _get_ it"

(Lara Eidemiller)
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