Re: CVS commit: src/sys/dev/acpi

[Chuck Silvers <chuq%chuq.com@localhost>]

On Thu, Nov 22, 2012 at 11:46:36AM +0000, Martin Husemann wrote:
> On Sun, Sep 23, 2012 at 12:26:26AM +0000, Chuck Silvers wrote:
> > Module Name:        src
> > Committed By:       chs
> > Date:               Sun Sep 23 00:26:26 UTC 2012
> > 
> > Modified Files:
> >     src/sys/dev/acpi: acpi_pci_link.c
> > 
> > Log Message:
> > re-enable the code to disable link devices at startup, ie. revert rev 1.3.
> > this fixes PCI interrupts on some systems (eg. HP XW9400) and we suspect 
> > that
> > the problems which led to the original change were caused by buggy early
> > implementations of ACPI, which are now ignored by date.
> > 
> > 
> > To generate a diff of this commit:
> > cvs rdiff -u -r1.18 -r1.19 src/sys/dev/acpi/acpi_pci_link.c
> 
> Sorry to test this late: one of my test systems is affected by this and does
> not boot with r1.19 any more.

I suspected that this hadn't been nearly painful enough yet. :-/

you mentioned that the nature of the boot failure is that it hangs,
what's the last thing it prints before the hang?


> It is not exactly new, but neither old enough to have ACPI ignored:
> 
> TYAN Computer Corp. S2895 (TYAN Thunder K8WE S2895)
> ...
> acpi0 at mainbus0: Intel ACPICA 20110623
> acpi0: X/RSDT: OemId <PTLTD ,  RSDT  ,06040000>, AslId < LTP,00000000>
> acpi0: SCI interrupting at int 9
> 
> If anyone needs acpi dumps, let me know off-list.

yes, please.  and also the full dmesg from a working kernel.

-Chuck