[LinuxBIOS] Kernel lock-ups??

Jordan Crouse jordan.crouse at amd.com
Mon Oct 15 17:06:49 CEST 2007

On 15/10/07 08:48 -0400, joe at smittys.pointclark.net wrote:
> Quoting Rudolf Marek <r.marek at assembler.cz>:
> > you need to supply some routing table to kernel. Any of following:
> >
> > in DSDT
> > PIR table
> > MP Table.
> >
> > There is some util to dump this table friom original bios, although in
> > my case MP table was totally b0rked.
> >
> > I think for a start you may switch off the acpi=off
> >
> > Rudolf
> I have HAVE_PIRQ_TABLE=1 and irq_tables.c.
> What is the utility for the MP table?
> Anyways I tried these kernel options acpi=off irqpoll lpj=720896
> and it gets a little further. Now it locks-up on this line:
> Checking 'hlt' instruction...
> Any ideas?

Interrupts are very obviously broken.  In this case, its waiting for an
interrupt to verify that the 'hlt' instruction works.  You can work around
this as well, if you want, but its really going to be in your best interest
to figure out whats wrong in the BIOS.


Jordan Crouse
Systems Software Development Engineer 
Advanced Micro Devices, Inc.

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