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    SubjectRe: new x86 setup code hangs on Dell Inspiron 5150
    H. Peter Anvin wrote:
    > Will Simoneau wrote:
    >> While trying to put together a new kernel for my laptop (Dell I5150, as
    >> in subject) I found that recent kernels just don't boot. Right after
    >> grub loads the kernel, before the "Uncompressing Linux" message is
    >> shown, it hangs. The BIOS appears to still be alive (ctrl-alt-del works,
    >> keyboard lock LEDs respond). It seems to be caused by the new x86 setup
    >> code.
    >> My kernel is Linus' git as of a1c582d0720f2eff61043e90711767decf37b917.
    >> I bisected and confirmed that 4fd06960f120e02e9abc802a09f9511c400042a5
    >> triggers a non-functioning boot.
    >> This system has Dell BIOS rev A38 and a P4 3.2 w/HT.
    >> What should I do next to debug this problem?
    > Can you put in some printf's in the code and see how far it gets?

    Specifically, the places to add printf's are to main() in main.c and
    go_to_protected_mode() in pm.c.

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      Last update: 2007-08-31 08:45    [W:0.076 / U:21.968 seconds]
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