On 3/2/2011 9:38 AM, Kostik Belousov wrote:
> Hi,
> I have an issue with Core-i5 system and onboard em adapter on the
> Intel DH55HC Desktop Board.
>
> em0: <Intel(R) PRO/1000 Network Connection 7.1.9> port 0xf040-0xf05f mem
> 0xfe500000-0xfe51ffff,0xfe528000-0xfe528fff irq 20 at device 25.0 on pci0
> em0: attempting to allocate 1 MSI vectors (1 supported)
> msi: routing MSI IRQ 256 to local APIC 0 vector 49
> em0: using IRQ 256 for MSI
> em0: Using an MSI interrupt
>
> The machine with i386 kernel hangs with the last lines of the
> kernel output listed above. amd64 version boots flawless. Interesting
> detail is that even reset starts to act when the machine hangs, pressing
> the button causes a reset only after 10-20 seconds.
>
> Removing if_em from the list of loaded modules allows kernel to
> finish loading and gives me the "/" selection dialog, which is unuseful
> since machine is pxebooted.
>
> em0 is the onboard adapter, also there is em1 in the pci slot.
>
> em0@pci0:0:25:0: class=0x020000 card=0x00378086 chip=0x10f08086 rev=0x06
> hdr=0x00
> em1@pci0:1:2:0: class=0x020000 card=0x13768086 chip=0x107c8086 rev=0x05
> hdr=0x00
>
> System is today HEAD. if_em is loaded as module. pxeboot.
>
> Any help ?
This rings a bell. I saw a similar issue with the same desktop board.
If I compiled em into the kernel, it would netboot just fine. But as a
module, it would not for some reason.
---Mike
--
-------------------
Mike Tancsa, tel +1 519 651 3400
Sentex Communications, m...@sentex.net
Providing Internet services since 1994 www.sentex.net
Cambridge, Ontario Canada http://www.tancsa.com/
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