Date: Wed, 02 Mar 2011 10:44:55 -0500 From: Mike Tancsa <mike@sentex.net> To: Kostik Belousov <kostikbel@gmail.com> Cc: jfv@freebsd.org, net@freebsd.org Subject: Re: i386 kernel hangs, seemingly on em0 attachment. Message-ID: <4D6E65F7.7080105@sentex.net> In-Reply-To: <20110302143827.GA78089@deviant.kiev.zoral.com.ua> References: <20110302143827.GA78089@deviant.kiev.zoral.com.ua>
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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, mike@sentex.net Providing Internet services since 1994 www.sentex.net Cambridge, Ontario Canada http://www.tancsa.com/
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