Date: Fri, 06 Feb 2004 10:24:41 -0600 From: Peter Schultz <pmes@bis.midco.net> To: Nate Lawson <nate@root.org> Cc: current@freebsd.org Subject: Re: Interrupt storm on acpi0 occurred after madt.c change Message-ID: <4023BFC9.4040601@bis.midco.net> In-Reply-To: <20040205151520.E48439@root.org> References: <20040205151520.E48439@root.org>
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Nate Lawson wrote: > It should work fine in Linux. mp_config_ioapic_for_sci() in > arch/i386/kernel/mpparse.c has an exception for Tyans: > > /* > * Although the ACPI spec says that the SCI should be level/low > * don't reprogram it unless there is an explicit MADT OVR entry > * instructing us to do so -- otherwise we break Tyan boards which > * have the SCI wired edge/high but no MADT OVR. > */ > > This is for the case where there is no source override in the MADT for the > interrupt defined as ACPI_FADT->sci_int. > Well, I just tried suse 9.0 with a vendor provided smp kernel 2.6, and they don't appear to have acpi enabled. Would you like me to compile a custom kernel? I was really enjoying the use of acpi as I was able to power down the machine by simply hitting the power button. "Imagine that!" I did have to fix several errors in the DSDT, but acpi was working okay, timer and all, or so it seemed. Thanks guys, Pete...
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