[ipxe-devel] DHCP failing on Intel 82579V Gigabit [8086:1503] after PXE boot]
torgeir.wulfsberg at gmail.com
Wed Jan 16 17:38:03 GMT 2013
The patch did work as you said ;)
Thank you so much..
On 01/12/2013 11:25 AM, Richard Moore wrote:
> I made a little override patch (attached) to fix the PXE booting on
> the new HP laptop hardware (XX70x's) which seems to have solved the
> problem in our environment.
> I thought I would post it as other people had had problems and no
> better solution has been forthcoming.
> (Have cc'd to everyone who seemed to have had some dealings with it in
> the past)
> Hope this helps someone.
> On 13/11/12 09:03, Richard Moore wrote:
>> Oh dear..
>> Simplistically - an overriding rule list first to just match the ven/dev
>> and/or subsys/rev and jump to appropriate action before using any other
>> ven:8086 dev:1503 (rev:04) sven:103c sdev:17ab
>> Otherwise is it possible to infer anything from probing other
>> e.g if x and y report something then it is likely z isn't true?
>> Are there any commonalities to other devices broken in this way that
>> be looked for?
>> Can some other packet be sent to the dhcp server to generate a response
>> that can be checked in some way - e.g. it should always return at least
>> something and if RX=0 then something is wrong, try the next approach?
>> Am sure all of these have been thought of but just thinking out loud,
>> Thanks for all your efforts,
>> on Mon, 2012-11-12 at 15:11 +0000, Michael Brown wrote:
>>> On 12/11/12 15:05, Richard Moore wrote:
>>>> On Mon, 2012-11-12 at 14:45 +0000, Michael Brown wrote:
>>>>> Try the attached hack. This forces undinet into polling mode
>>>>> (rather than interrupt mode); if this works then at least it
>>>>> identifies the problem.
>>>> yep that worked :)
>>> OK; so we now know the problem is that this particular underlying PXE
>>> stack is advertising that it supports interrupts, but never actually
>>> generates any.
>>> This is a known problem for some PXE stacks, with no good solution
>>> at present. Commit b6ca3aa includes some explanation:
>>> Suggested solutions welcome.
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