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    SubjectRe: APM problem after
    Pekka Enberg wrote:
    > Hi Alessio,
    > On 6/16/06, Alessio Sangalli <> wrote:
    >>>> if I enable "APM support" I get a freeze at the very beginning of the
    >>>> boot, without any explicit erro message, just after the PCI stuff. If
    >>>> you need a transcript of the messages at boot, let me know, I will have
    >>>> to write them by hand).
    >>>> is ok. I need APM support to let the "Fn" key and the battery
    >>>> meter work!
    > Pekka Enberg wrote:
    >>> There's a lot of changes between 2.6.13 and 2.6.14. It would be
    >>> helpful if you could narrow down the exact changeset that broke your
    > On 6/16/06, Alessio Sangalli <> wrote:
    >> done:
    >> 4196c3af25d98204216a5d6c37ad2cb303a1f2bf is first bad commit
    >> diff-tree 4196c3af25d98204216a5d6c37ad2cb303a1f2bf (from
    >> 9092b20803e4b3b3a480592794a73030f17370b3)
    >> Author: Linus Torvalds <>
    >> Date: Sun Oct 23 16:31:16 2005 -0700
    >> cardbus: limit IO windows to 256 bytes
    >> That's what we've always historically done, and bigger windows seem to
    >> confuse some cardbus bridges. Or something.
    >> Alan reports that this makes the ThinkPad 600x series work properly
    >> again: the 4kB IO window for some reason made IDE DMA not work, which
    >> makes IDE painfully slow even if it works after DMA timeouts.
    >> Signed-off-by: Linus Torvalds <>
    >> :040000 040000 629d4d303048bffa610017e81e0e744bae08660d
    >> 33e154ffe96822d09f37ae2d433de5152216501b M drivers
    >> let me know any other test I should do to help find a solution to this
    >> problem, thank you!
    > So reverting the above commit from git head makes your box boot again?
    > Linus, any thoughts?

    Yes, exactly. I can run 2.6.17-rc6 with only that commit reverted.

    The mahcine is a notebook COMPAQ Presario 800 Model 80XL4
    Pentium3@700MHz 256MB ram etc

    Thank you
    Alessio Sangalli

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      Last update: 2006-06-16 15:13    [W:0.023 / U:38.208 seconds]
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