Messages in this thread | | | Date | Wed, 16 Jul 2008 10:29:21 -0700 | From | "Yinghai Lu" <> | Subject | Re: 2.6.26-rc9-git9 doesn't boot on Macintel |
| |
On Wed, Jul 16, 2008 at 7:08 AM, Jack Howarth <howarth@bromo.msbb.uc.edu> wrote: > Yunghai, > I had partial success with your proposed patch. The MacPro2 > identifier doesn't appear to be correct for a second generation > MacBook Pro so I had to comment out the line... > > DMI_MATCH(DMI_PRODUCT_NAME, "MacPro2"), > > With that change, a patched 2.6.26-git2 kernel now uses MMCONFIG. > However I still see the same hang. The boot messages I see on > screen are... > > ACPI: bus type pci registered > PCI: MCFG configuration 0: base f0000000 segment 0 buses 0 - 63 > PCI: MCFG area at f0000000 reserved in E820 > PCI: Using MMCONFIG at f0000000 - f3ffffff > PCI: Using configuration type 1 for base access > ACPI: EC: EC description table is found, configuring boot EC > ACPI: EC: non-query interrupt received, switching to interrupt mode
something wrong here
> ACPI: BIOS_OSI(Linux) query ignored via DMI > ACPI: Interpreter enabled > ACPI: (S0 S3 S4 S5) > ACPI: Using IOAPIC for interrupt routing > ACPI: EC: GPE = 0x17, I/O: command/status = 0x66, data = 0x62 > ACPI: EC: drivers started in interrupt mode > ACPI: PCI Root Bridge [PCI0] (0000.00) > pci 0000:00:1f.00 : quirk region 0400-047f claimed by ICH6 ACPI/GPIO/TCO > pci 0000.00:1f:00 : quirk region 0500-053f claimed by ICH6 GPIO > > ...at which the boot hangs. On the positive side, I was able to fully > boot if I passed 'pci=noacpi' to the kernel options (which never worked > before with 2.6.26). > I can post the dmesg from a noacpi boot of the > patched kernel to my bugzilla report tonight if it would help debug the > issues we are still seeing with ACPI.
that will help.
> One thing I notice with the patched kernel (without noacpi) is that I > only see buses 0 - 63. A normal boot of 2.6.25.10 on this machine (or > 2.6.26 reportedly on a MacMini) always shows buses 0 - 255.
that is right
> Could this > be related to the ACPI breakage? Let me know if I can do anything > else to debug the ACPI issues under MMCONFIG.
please boot with debug apic=verbose pci=routeirq
YH
| |