On Mon, 2009-07-06 at 17:04 +0200, Bartlomiej Zolnierkiewicz wrote:
> > Delay is fixed itself in 2.6.31-rc2. Most likely it was platform specific issue. But lost interrupt still exists.
> > There is log of 2.6.31-rc2:
>
> Thanks for letting us know. When it comes to the lost interrupt issue
> I still suspect that this is pmac specific problem (though Dave may have
> some fresh idea about it).
Hard to tell. Those things generally work... maybe something is wrong
with that disk vs. that timing. Does it work if you move it to the other
controller (the one to which the CD drive is connected ?)
Cheers,
Ben.
> > [ 1.595268] MacIO PCI driver attached to Keylargo chipset
> > [ 1.597024] irq: irq 32 on host /pci@f2000000/mac-io@17/interrupt-controller@40000 mapped to virtual irq 32
> > [ 1.597988] irq: irq 19 on host /pci@f2000000/mac-io@17/interrupt-controller@40000 mapped to virtual irq 19
> > [ 1.598024] irq: irq 11 on host /pci@f2000000/mac-io@17/interrupt-controller@40000 mapped to virtual irq 16
> > [ 1.598365] irq: irq 20 on host /pci@f2000000/mac-io@17/interrupt-controller@40000 mapped to virtual irq 20
> > [ 1.598401] irq: irq 12 on host /pci@f2000000/mac-io@17/interrupt-controller@40000 mapped to virtual irq 17
> > [ 1.598762] irq: irq 5 on host /pci@f2000000/mac-io@17/interrupt-controller@40000 mapped to virtual irq 18
> > [ 1.598797] irq: irq 6 on host /pci@f2000000/mac-io@17/interrupt-controller@40000 mapped to virtual irq 21
> > [ 1.599264] irq: irq 7 on host /pci@f2000000/mac-io@17/interrupt-controller@40000 mapped to virtual irq 24
> > [ 1.599300] irq: irq 8 on host /pci@f2000000/mac-io@17/interrupt-controller@40000 mapped to virtual irq 29
> > [ 1.601336] Uniform Multi-Platform E-IDE driver
> > [ 1.602201] ide-pmac 0002:20:0d.0: enabling device (0000 -> 0002)
> > [ 2.630651] ide-pmac: Found Apple UniNorth ATA-6 controller (PCI), bus ID 3, irq 39
> > [ 2.630767] Probing IDE interface ide0...
> > [ 2.930834] hda: IBM-IC35L060AVVA07-0, ATA DISK drive
> > [ 3.290646] hdb: QUANTUM FIREBALLP LM20.5, ATA DISK drive
> > [ 3.291087] hda: host max PIO4 wanted PIO255(auto-tune) selected PIO4
> > [ 3.291264] hda: UDMA/100 mode selected
> > [ 3.291473] hdb: host max PIO4 wanted PIO255(auto-tune) selected PIO4
> > [ 3.291720] hdb: UDMA/66 mode selected
> > [ 3.292118] ide0 at 0xf10c2000-0xf10c2070,0xf10c2160 on irq 39
> > [ 4.320649] ide-pmac: Found Apple KeyLargo ATA-4 controller (macio), bus ID 2, irq 19
> > [ 4.320753] Probing IDE interface ide1...
> > [ 4.921004] ide1 at 0xf10ba000-0xf10ba070,0xf10ba160 on irq 19
> > [ 5.950647] ide-pmac: Found Apple KeyLargo ATA-3 controller (macio), bus ID 0, irq 20
> > [ 5.950743] Probing IDE interface ide2...
> > [ 6.370828] hde: PHILIPS CDD5101, ATAPI CD/DVD-ROM drive
> > [ 6.730948] hde: host max PIO4 wanted PIO255(auto-tune) selected PIO4
> > [ 6.731332] hde: MWDMA2 mode selected
> > [ 6.731832] ide2 at 0xf10be000-0xf10be070,0xf10be160 on irq 20
> > [ 6.732558] ide-gd driver 1.18
> > [ 6.732735] hda: max request size: 128KiB
> > [ 6.763392] hda: 120103200 sectors (61492 MB) w/1863KiB Cache, CHS=65535/16/63
> > [ 6.763741] hda: cache flushes supported
> > [ 6.764277] hda: [mac] hda1 hda2 hda3 hda4
> > [ 6.770469] hdb: max request size: 128KiB
> > [ 6.803427] hdb: Host Protected Area detected.
> > [ 6.803431] current capacity is 40130390 sectors (20546 MB)
> > [ 6.803435] native capacity is 40132503 sectors (20547 MB)
> > [ 6.803590] hdb: 40130390 sectors (20546 MB) w/1900KiB Cache, CHS=39811/16/63
> > [ 6.803684] hdb: cache flushes not supported
> > [ 6.803910] hdb:
> > [ 26.800743] ide-pmac lost interrupt, dma status: 8480
> > [ 26.800809] hdb: lost interrupt
> > [ 26.800850] hdb: dma_intr: status=0x58 { DriveReady SeekComplete DataRequest }
> > [ 26.800976] hdb: possibly failed opcode: 0xc8
> > [ 26.803449] hda: DMA disabled
> > [ 26.805664] hdb: DMA disabled
> > [ 26.900633] ide0: reset: success
> > [ 26.949147] hdb1 hdb2 < hdb5 hdb6 hdb7 hdb8 >
> > [ 27.007890] ide-cd driver 5.00
> > [ 27.011728] ide-cd: hde: ATAPI 32X DVD-ROM CD-R/RW drive, 8192kB Cache
> > [ 27.014163] Uniform CD-ROM driver Revision: 3.20
> >
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