Re: [2.6.26.*] boot problem (ahci/irq related?)

["Yinghai Lu" <yhlu.kernel@gmail.com>]

On Mon, Aug 11, 2008 at 1:27 PM, Ingo Molnar <mingo@elte.hu> wrote:
>
> * Maciej Rutecki <maciej.rutecki@gmail.com> wrote:
>
>> A have problem with booting 2.6.26* and 2.6.27-rc* kernels. Very often
>> booting stops on this message:
>>
>> [...]
>> Uniform Multi-Platform E-IDE driver
>> ide: Assuming 33MHz system bus speed for PIO modes; override with idebus=xx
>> ICH7: IDE controller (0x8086:0x27df rev 0x01) at  PCI slot 0000:00:1f.1
>> ACPI: PCI Interrupt 0000:00:1f.1[A] -> GSI 16 (level, low) -> IRQ 16
>> ICH7: not 100% native mode: will probe irqs later
>> ICH7: IDE port disabled
>>     ide0: BM-DMA at 0x60a0-0x60a7
>>
>> afer should be:
>> hda: MATSHITADVD-RAM UJ-840S, ATAPI CD/DVD-ROM drive
>> hda: host max PIO4 wanted PIO255(auto-tune) selected PIO4
>> hda: MWDMA2 mode selected
>> ide0 at 0x1f0-0x1f7,0x3f6 on irq 14
>> [...]
>>
>> Initially I was think, that is hardware problem. But XP and 2.6.25.8
>> work with _no_ problem (booting from xp, linux, knoppix, linux
>> firmware development kit - about 50 reboots).
>
>> http://unixy.pl/maciek/download/kernel/dupa/dmesg-2.6.26.2.txt
>> dmesg: http://unixy.pl/maciek/download/kernel/dupa/dmesg-2.6.25.8.txt
>
> i had a look at diff -up dmesg-2.6.25.8.txt dmesg-2.6.26.2.txt, and
> these changes stood out:

> -Uniform Multi-Platform E-IDE driver
> -ide: Assuming 33MHz system bus speed for PIO modes; override with idebus=xx
> -ICH7: IDE controller (0x8086:0x27df rev 0x01) at  PCI slot 0000:00:1f.1
> -ACPI: PCI Interrupt 0000:00:1f.1[A] -> GSI 16 (level, low) -> IRQ 16
> -ICH7: not 100% native mode: will probe irqs later
> -ICH7: IDE port disabled
> -    ide0: BM-DMA at 0x60a0-0x60a7, BIOS settings: hda:DMA, hdb:PIO
> -Probing IDE interface ide0...
> -hda: MATSHITADVD-RAM UJ-840S, ATAPI CD/DVD-ROM drive
> -hda: host max PIO4 wanted PIO255(auto-tune) selected PIO4
> -hda: MWDMA2 mode selected
> -ide0 at 0x1f0-0x1f7,0x3f6 on irq 14
> -hda: ATAPI 24X DVD-ROM DVD-R-RAM CD-R/RW drive, 2048kB Cache
> -Uniform CD-ROM driver Revision: 3.20
>  Driver 'sd' needs updating - please use bus_type methods
> +Driver 'sr' needs updating - please use bus_type methods
>  ahci 0000:00:1f.2: version 3.0
>  ACPI: PCI Interrupt 0000:00:1f.2[B] -> GSI 17 (level, low) -> IRQ 17
>  ahci 0000:00:1f.2: AHCI 0001.0100 32 slots 4 ports 1.5 Gbps 0x1 impl SATA mode

> @@ -329,13 +320,13 @@ ata1: SATA link up 1.5 Gbps (SStatus 113
>  ata1.00: ACPI cmd f5/00:00:00:00:00:a0 filtered out
>  ata1.00: ACPI cmd b1/c1:00:00:00:00:a0 filtered out
>  ata1.00: ACPI cmd c6/00:10:00:00:00:a0 succeeded
> -ata1.00: ACPI cmd ef/10:03:00:00:00:a0 succeeded
> +ata1.00: ACPI cmd ef/10:03:00:00:00:a0 filtered out
>  ata1.00: ATA-7: ST9120822AS, 3.ALC, max UDMA/133
>  ata1.00: 234441648 sectors, multi 16: LBA48 NCQ (depth 31/32)
>  ata1.00: ACPI cmd f5/00:00:00:00:00:a0 filtered out
>  ata1.00: ACPI cmd b1/c1:00:00:00:00:a0 filtered out
>  ata1.00: ACPI cmd c6/00:10:00:00:00:a0 succeeded
> -ata1.00: ACPI cmd ef/10:03:00:00:00:a0 succeeded
> +ata1.00: ACPI cmd ef/10:03:00:00:00:a0 filtered out
>  ata1.00: configured for UDMA/133
>  ata1.00: configured for UDMA/133
>  ata1: EH complete
> @@ -350,6 +341,20 @@ sd 0:0:0:0: [sda] Mode Sense: 00 3a 00 0
>  sd 0:0:0:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA
>  sda: sda1 sda2 sda3 sda4 < sda5 sda6 sda7 >
>  sd 0:0:0:0: [sda] Attached SCSI disk
> +ata_piix 0000:00:1f.1: version 2.12
> +ACPI: PCI Interrupt 0000:00:1f.1[A] -> GSI 16 (level, low) -> IRQ 16
> +PCI: Setting latency timer of device 0000:00:1f.1 to 64
> +scsi4 : ata_piix
> +scsi5 : ata_piix
> +ata5: PATA max UDMA/100 cmd 0x1f0 ctl 0x3f6 bmdma 0x60a0 irq 14
> +ata6: PATA max UDMA/100 cmd 0x170 ctl 0x376 bmdma 0x60a8 irq 15
> +ata5.00: ATAPI: MATSHITADVD-RAM UJ-840S, 1.11, max MWDMA2
> +ata5.00: configured for MWDMA2
> +ata6: port disabled. ignoring.
> +scsi 4:0:0:0: CD-ROM            MATSHITA DVD-RAM UJ-840S  1.11 PQ: 0 ANSI: 5
> +sr0: scsi3-mmc drive: 24x/24x writer dvd-ram cd/rw xa/form2 cdda tray
> +Uniform CD-ROM driver Revision: 3.20
> +sr 4:0:0:0: Attached scsi CD-ROM sr0

looks like you are using ata driver for pata device instead of ide driver.

so could be caused by bug in ata_piix...

YH