[LinuxBIOS] Kernel lock-ups??

Stefan Reinauer stepan at coresystems.de
Tue Oct 16 18:31:19 CEST 2007

ron minnich wrote:
> Factory bioses frequently ship with broken IRQ tables. The 'hlt'
> problem is a classic 'clock interrupts are not working' symptom. This
> is good (it's basic) and bad (it can be a bear to debug).
> how do vendors get around their own broken tables in the fuctory bios?
> It appears they ignore them and just jam the correct bits into
> correct places. sad, but true. We see it all the time.
Vendors also ship with ACPI. As soon as Linux detects a reasonably
complete ACPI implementation, it will not even look at IRQ tables anymore.


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