linux-kernel - Re: kernel boot hangs after x86: insert_resorce for lapic addr after e820_reserve

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Date:	Mon, 19 May 2008 19:48:38 -0700
From:	"Yinghai Lu" <yhlu.kernel@...il.com>
To:	"Ciaran McCreesh" <ciaran.mccreesh@...glemail.com>
Cc:	mingo@...e.hu, linux-kernel@...r.kernel.org
Subject: Re: kernel boot hangs after x86: insert_resorce for lapic addr after e820_reserve_resources

On Mon, May 19, 2008 at 6:24 PM, Ciaran McCreesh
<ciaran.mccreesh@...glemail.com> wrote:
> On Mon, 19 May 2008 18:22:00 -0700
> "Yinghai Lu" <yhlu.kernel@...il.com> wrote:
>> >> could be pci iomem conflicts...
>> >> please enable CONFIG_PCI_DEBUG=y
>> >> and apply the following two debug patches
>> >
>> > dmesg with debugging attached.
>>
>> the iomem allocation seems good...
>>
>> can you send out /proc/iomem?
>
> 00000000-0009ffff : pnp 00:09
> 000f0000-000fffff : pnp 00:09
> 00100000-d7feffff : pnp 00:09
> d7ff0000-d7ffffff : pnp 00:09
> d8000000-dfffffff : PCI Bus 0000:01
>  d8000000-dfffffff : 0000:01:05.0
> e0000000-efffffff : PCI MMCONFIG 0
>  e0000000-efffffff : pnp 00:08
> fdb00000-fdbfffff : PCI Bus 0000:03
> fdc00000-fdcfffff : PCI Bus 0000:03
>  fdcff000-fdcff0ff : 0000:03:05.0
>    fdcff000-fdcff0ff : 8139too
> fdd00000-fddfffff : PCI Bus 0000:02
>  fdd00000-fdd1ffff : 0000:02:00.0
> fde00000-fdefffff : PCI Bus 0000:02
>  fdeff000-fdefffff : 0000:02:00.0
>    fdeff000-fdefffff : r8169
> fdf00000-fdffffff : PCI Bus 0000:01
>  fdf00000-fdf03fff : 0000:01:05.2
>    fdf00000-fdf03fff : ICH HD audio
>  fdff0000-fdffffff : 0000:01:05.0
> fe024000-fe027fff : 0000:00:14.2
>  fe024000-fe027fff : ICH HD audio
> fe029000-fe0290ff : 0000:00:13.5
>  fe029000-fe0290ff : ehci_hcd
> fe02a000-fe02afff : 0000:00:13.4
>  fe02a000-fe02afff : ohci_hcd
> fe02b000-fe02bfff : 0000:00:13.3
>  fe02b000-fe02bfff : ohci_hcd
> fe02c000-fe02cfff : 0000:00:13.2
>  fe02c000-fe02cfff : ohci_hcd
> fe02d000-fe02dfff : 0000:00:13.1
>  fe02d000-fe02dfff : ohci_hcd
> fe02e000-fe02efff : 0000:00:13.0
>  fe02e000-fe02efff : ohci_hcd
> fe02f000-fe02f3ff : 0000:00:12.0
>  fe02f000-fe02f3ff : ahci
> fec00000-fec00fff : IOAPIC 0
>  fec00000-fec00fff : pnp 00:09
> fed00000-fed003ff : HPET 0
>  fed00000-fed003ff : 0000:00:14.0
>    fed00000-fed000ff : pnp 00:09
> fee00000-fee00fff : Local APIC
>  fee00000-fee00fff : pnp 00:09
> ffff0000-ffffffff : pnp 00:09
> 100000000-11fffffff : System RAM
>  00200000-005d348d : Kernel code
>  005d348e-00771927 : Kernel data
>  007df000-0085f74f : Kernel bss


seems acpi pnp resource cause some problem....

please try attached patch and send out /proc/mtrr

YH

View attachment "ram_reserve.patch" of type "text/x-patch" (1993 bytes)