Re: [Qemu-ppc] Possible reason why Mac OS 10.0 fails to boot

[Mark Cave-Ayland]

On 13/03/15 04:13, Programmingkid wrote:

> I have been looking into why Mac OS 10.0 fails to boot. The kernel
> extension that causes Mac OS 10.0 to panic is called AppleHeathrow.kext.
> The exact line of code that causes it to crash is in a method called
> Heathrow::getInterruptControllerName(). When this function tries to
> access the gIODTDefaultInterruptController variable, a panic takes
> place. The address of this variable is around 3313684 or 0x329014. I am
> thinking this is a region where global variables are kept. Using the
> 'info mtree' command in the Monitor didn't reveal anything helpful. But
> there are also several items listed in the output that doesn't have a
> memory address region displayed. I'm thinking the kernel is placing
> global variables in a region of memory that QEMU or something else is
> already using. Would anyone know a way to verify this. The address in
> question is 0x329014. Any help would be great.

Can you explain more about your debugging process? If you're able to use
a debugger then you should have a lot more information at your disposal.


ATB,

Mark.