NDIS panics (Was: Can I rescan for new PCI devices? Or should hotplugging Expresscards work?)

Paul B Mahol onemda at gmail.com
Sat Jan 16 13:09:22 UTC 2010


On 1/11/10, Paul B Mahol <onemda at gmail.com> wrote:
> On 1/11/10, Bob Johnson <fbsdlists at gmail.com> wrote:
>> On 1/9/10, Paul B Mahol <onemda at gmail.com> wrote:
>>> On 12/16/09, Bob Johnson <fbsdlists at gmail.com> wrote:
>>>> I'm using an ExpressCard for wireless networking because there seems
>>>> to be no driver for the internal card in my laptop (and NDIS panics
>>>> the system). The Expresscard shows up as a PCI device and works fine,
>>>
>>> How are you using NDIS and when system panic what is displayed?
>>
>> I tried to use ndisgen with the internal Dell 1397 card. I don't have
>> details available right now, although if you need them I can try it
>> again. When I did the kldload the system spit out error messages about
>> unknown symbols and then panic-ed. I did some searching of the
>> archives and found a message describing the same symptoms, and the
>> response posted was that it indicated that the Windows driver made API
>> calls that were not implemented in the NDIS wrapper.
>>
>> This was a 64-bit Windows driver and an amd64 FreeBSD system. Similar
>> results in both
>> FreeBSD 7.2 and 8.0.
>>
>> It appears that kern/132672 is describing the same or a very similar
>> issue.  It also suggests that there is a more fundamental problem than
>> the unrecognized symbols.
>>
>> I can try to reproduce the problem tonight if you want me to.
>>
>> Thanks,
>
> If you have debug kernel, then make breakpoint for MSCALL2 (kldload
> ndis.ko before that): `break MSCALL2'

Should be `break w86_64_call2'
> Then load ndisgen module.
>
> Then single step it with `s' it should panic after few steps.
> At least this is issue I'm experiencing on amd64, it fails in
> DriverEntry().

with the same virtual address as in kern/132672.

-- 
Paul B Mahol


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