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    SubjectRe: BUG: 2.4.18 & ALI15X3 DMA hang on boot
    On Thu, 21 Mar 2002, Alan Cox wrote:

    > > There seems to be some fundamental incompatibility between the kernel
    > > and the IDE chipset. On several kernels in the 2.4 series including
    > > 2.4.18, I observe a hang in the bootsequence at:
    > >
    > > ALI15X3: IDE controller on PCI bus 00 dev 78
    > > PCI: No IRQ known for interrupt pin A of device 00:0f.0. Please try using pci=biosirq.
    > > ALI15X3: chipset revision 195
    > > ALI15X3: not 100% native mode: will probe irqs later
    > > <hang>
    > And does pci=bios help ?

    Nope. Neither does pci=biosirq.

    I'm seeing the same problem on the Sony Vaio PictureBook C1MV/M.

    Disabling the ALI 15X3 driver avoids the problem for me. If I can find
    some free time, I'm going to start adding printf()s to see where things
    are hanging...


    Dave Zarzycki

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