Date: Tue, 18 Jul 2006 13:46:19 -0400 From: John Baldwin <jhb@freebsd.org> To: Bruno Ducrot <ducrot@poupinou.org> Cc: freebsd-mobile@freebsd.org Subject: Re: Acer Aspire AS5672 laptop - acpi problems Message-ID: <200607181346.20117.jhb@freebsd.org> In-Reply-To: <20060718132019.GT17014@poupinou.org> References: <20060716141100.ee18d21a.torfinn.ingolfsen@broadpark.no> <200607171138.04979.jhb@freebsd.org> <20060718132019.GT17014@poupinou.org>
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On Tuesday 18 July 2006 09:20, Bruno Ducrot wrote: > On Mon, Jul 17, 2006 at 11:38:04AM -0400, John Baldwin wrote: > > On Monday 17 July 2006 10:55, Bruno Ducrot wrote: > > > On Mon, Jul 17, 2006 at 04:27:09PM +0200, Torfinn Ingolfsen wrote: > > > > On Mon, 17 Jul 2006 14:59:27 +0200 > > > > Bruno Ducrot <ducrot@poupinou.org> wrote: > > > > > > > > > Maybe you can try without ACPI and without APIC? > > > > > > > > I've already tried without acpi. I will dig out the incantation for > > > > disabling the apic and try that. > > > > Is there any use in testing both together (ie. no acip + no apic)? > > > > Or is that just nonsense? > > > > > > With ACPI, the interrupt for the bge is 17, and without it's 18. > > > Maybe it should be really 17 instead of 18? > > > > > > Therefore trying with atpic instead of apic may solve at least > > > a bad interrupt routing for this device if apic is used. > > > > You can force the IRQ to 18 in the non-ACPI case via a tunable in the loader: > > > > hw.pci4.0.INTA.irq=18 > > > > Odd, I only see dmesg's with ACPI enabled (which have IRQ 18), I've yet to > > find one with ACPI disabled. Ah found it an earlier thread which has 17 for > > the !ACPI case. So try it with ACPI disabled and the above tunable. Also, > > it should work with both ACPI and APIC disabled. > > I don't see how this tunable (irq 18) can work if APIC is disabled, > shouldn't this tunable lesser than 16 in that case? Yes, I was intending it for the case where ACPI is disabled but APIC is enabled. The last sentence is confusing I guess. The system should just work without the tunable with both ACPI and APIC disabled is what I meant. -- John Baldwin
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