> That would get extremely messy when handing interrupts arriving while in
> an APM bios call (which is required on many laptops). I believe the 0x40
> = 0x40 assumption is identical across windows, buggy apm, buggy bios32,
> buggy edd, buggy .. (you get the picture)
ugh, we do Linux interrupts while in the APM BIOS?
in any case, it should be possible to create a 'minimal GDT' for the APM
BIOS [so that Linux interrupt handling is still possible] - to isolate it
from Linux as much as possible. But i agree that this gets messy ...
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