Re: interrupt storm and atapicam

On Wed, 24 Nov 2004 10:21:15 -0500
John Baldwin <jhb_at_FreeBSD.org> wrote:

> On Wednesday 24 November 2004 02:14 am, Vulpes Velox wrote:
> > Just got around to adding a DVD+RW drive to my machine today. I
> > went to add atapicam to the system. When I recompiled the kernel
> > and rebooted I got an error about a interrupt storm on atapci1 and
> > it freezes.
> >
> >
> >
> >
> >
> > dmesg...
> > Copyright (c) 1992-2004 The FreeBSD Project.
> > Copyright (c) 1979, 1980, 1983, 1986, 1988, 1989, 1991, 1992,
> > 1993, 1994        The Regents of the University of California. All
> > rights reserved. FreeBSD 5.3-STABLE #1: Wed Nov 24 00:16:44 CST
> > 2004
> >     root_at_vixen42:/usr/obj/usr/src/sys/GENERIC
> > Timecounter "i8254" frequency 1193182 Hz quality 0
> > CPU: AMD Athlon(tm) XP 2000+  (1750.01-MHz 686-class CPU)
> >   Origin = "AuthenticAMD"  Id = 0x680  Stepping = 0
> >
> > Features=0x383f9ff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,SEP,MTRR,PG
> > E,MC A,CMOV,PAT,PSE36,MMX,FXSR,SSE>  AMD
> > Features=0xc0400000<AMIE,DSP,3DNow!> real memory  = 1073676288
> > (1023 MB) avail memory = 1041117184 (992 MB)
> >     ACPI-0277: *** Warning: Invalid checksum in table [FACP] (4e,
> >     sum
> > a5 is not zero)
> 
> Try disabling ACPI.

Tried that, it makes no difference.

Also tried it with APIC and without, got it both tmes there too.

Got looking around a bit more, appears to be a problem with some
promise cards, I found like one or two other occurnces of this
mentioned on the mailing list.