<br><br><div><span class="gmail_quote">On 10/29/05, <b class="gmail_sendername">Michael T. Dean</b> <<a href="mailto:mtdean@thirdcontact.com">mtdean@thirdcontact.com</a>> wrote:</span><blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;">
Jason Werpy wrote:<br><br>>On 10/29/05, Ryan Steffes <<a href="mailto:rbsteffes@gmail.com">rbsteffes@gmail.com</a>> wrote:<br>><br>><br>>>On 10/28/05, Michael T. Dean <<a href="mailto:mtdean@thirdcontact.com">
mtdean@thirdcontact.com</a>> wrote:<br>>><br>>><br>>>>vi /usr/src/linux-`uname -r`/Documentation/kernel- parameters.txt<br>>>><br>>>>...<br>>>><br>>>>I think you were trying for "acpi=noirq noapic nolapic". And, it
<br>>>>wouldn't hurt to throw in a "pci=noacpi" for good measure. Most of the<br>>>>'net gets these parameters wrong, though, so I realize you saw someone<br>>>>else recommend this...<br>
>>><br>>>><br>>>Changing to acpi=off did not fix the problem. I'm a little concerned with<br>>>whether it's really off though, it seems to turn on local apic before<br>>>reading the kernel options:
<br>>><br>>>Oct 29 08:56:54 mythtv kernel: Found and enabled local APIC!<br>>>Oct 29 08:56:54 mythtv kernel: Initializing CPU#0<br>>>Oct 29 08:56:54 mythtv kernel: Kernel command line: auto BOOT_IMAGE=MythTV
<br>>>ro root=341 acpi=off noapic nolapic resume=/dev/hdb3 splash=silent<br>>>Oct 29 08:56:54 mythtv kernel: bootsplash: silent mode.<br>>><br>>>Later, it does say:<br>>><br>>>Oct 29 08:56:54 mythtv kernel: PCI: PCI BIOS revision
2.10 entry at<br>>>0xfbe50, last bus=2<br>>>Oct 29 08:56:54 mythtv kernel: PCI: Using configuration type 1<br>>>Oct 29 08:56:54 mythtv kernel: mtrr: v2.0 (20020519)<br>>>Oct 29 08:56:54 mythtv kernel: ACPI: Subsystem revision 20050211
<br>>>Oct 29 08:56:54 mythtv kernel: ACPI: Interpreter disabled.<br>>>Oct 29 08:56:54 mythtv kernel: Linux Plug and Play Support v0.97 (c) Adam<br>>>Belay<br>>>Oct 29 08:56:54 mythtv kernel: pnp: PnP ACPI: disabled
<br>>>Oct 29 08:56:54 mythtv kernel: PnPBIOS: Disabled<br>>>Oct 29 08:56:54 mythtv kernel: PCI: Probing PCI hardware<br>>>Oct 29 08:56:54 mythtv kernel: PCI: Probing PCI hardware (bus 00)<br>>>Oct 29 08:56:54 mythtv kernel: PCI: Using IRQ router default [10de/01e0]
<br>>>at 0000:00:00.0<br>>><br>>>but it doesn't say anything about local apic again. How can I check that<br>>>it's really disabled?<br>>><br>>><br>>You might also need the nolapci kernel parameter to turn off local apci, its
<br>>separate from the main apci kernel parameters.<br>><br>><br>Once again, I know you were just repeating something you've seen out<br>there on the 'net, but as described in kernel-parameters.txt (as<br>referenced above) there is no such parameter as "nolapci". As a matter
<br>of fact, there is no (relevant) such thing as APCI or apci. ACPI is<br>Advanced Configuration and Power Management and APIC is Advanced<br>Programmable Interrupt Controller.<br><br>Note, there's also no "nolacpi" parameter, and he's already using "nolapic".
<br><br>Mike<br>_______________________________________________<br>mythtv-users mailing list<br><a href="mailto:mythtv-users@mythtv.org">mythtv-users@mythtv.org</a><br><a href="http://mythtv.org/cgi-bin/mailman/listinfo/mythtv-users">
http://mythtv.org/cgi-bin/mailman/listinfo/mythtv-users</a><br></blockquote></div><br><br>I think I got a typo in there somewhere. I meant nolacpi, or at least I meant the interrupt controler one, and not the power management thing. Oops. I hate these acronyms.
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