Re: Re: PROBLEM: ACPI freezes 2.6.1 on boot

[Karol Kozimor <sziwan-DETuoxkZsSqrDJvtcaxF/A@public.gmane.org>]

Thus wrote Mikael Pettersson:
>  > diff -Bru linux-2.6.0-test8/arch/i386/kernel/apic.c patched/arch/i386/kernel/apic.c
>  > --- linux-2.6.0-test8/arch/i386/kernel/apic.c	2003-10-18 05:43:36.000000000 +0800
>  > +++ patched/arch/i386/kernel/apic.c	2003-10-30 23:17:50.000000000 +0800
>  > @@ -836,8 +836,8 @@
>  >  {
>  >  	unsigned int lvtt1_value, tmp_value;
>  >  
>  > -	lvtt1_value = SET_APIC_TIMER_BASE(APIC_TIMER_BASE_DIV) |
>  > -			APIC_LVT_TIMER_PERIODIC | LOCAL_TIMER_VECTOR;
>  > +	lvtt1_value = APIC_LVT_TIMER_PERIODIC | LOCAL_TIMER_VECTOR;
>  > +
>  >  	apic_write_around(APIC_LVTT, lvtt1_value);
> 
> What is the purpose of this change?
> I don't remember seeing this before on LKML. (I don't have time to read bugzilla.)

I don't really know. I'm not the author of the patch, I just found it on my
disk and I remember it allowed me to boot with LAPIC compiled in, as the
system would otherwise hang during _STA and _INI execution. I don't even
know if the patch is still correct.
Best regards,

-- 
Karol 'sziwan' Kozimor
sziwan-DETuoxkZsSqrDJvtcaxF/A@public.gmane.org


-------------------------------------------------------
The SF.Net email is sponsored by EclipseCon 2004
Premiere Conference on Open Tools Development and Integration
See the breadth of Eclipse activity. February 3-5 in Anaheim, CA.
http://www.eclipsecon.org/osdn