Re: [WinDbg] Debugging over PCIe to Serial card

>The best you can do to add it is either a true serial card in a peripheral
slot.

That won’t work. KD won’t recognize a serial port add in card.

The reason that his card won’t work is because it is an add in serial port.
He needs to get a supported 1394 add in card, unless he wants to try usb kd.

mm

Gary G. Little
H (952) 223-1349
C (952) 454-4629
xxxxx@comcast.net

-----Original Message-----
From: xxxxx@lists.osr.com
[mailto:xxxxx@lists.osr.com] On Behalf Of xxxxx@gmail.com
Sent: Monday, September 27, 2010 3:56 PM
To: Kernel Debugging Interest List
Subject: [windbg] Debugging over PCIe to Serial card

Hi guys,
I’m trying to kernel debug an XP system on a netbook which comes with no
serial port and no firewire.
I’ve bought a mini PCIe to Serial card that feeds off 1x PCIe. The card is
based on Oxford 16950 chipset.
I’ve installed it inside the netbook (one spare mini-PCIe) and Windows sees
it. I needed to install drivers for a device called multi-port serial
adapter and then drivers for the 2 serial ports offered by the card.
I’ve successfully tested the serial connection with a null modem cable with
hyperterminal.

However I’ve had no success establishing a kernel debug link at boot time.
Windbg simply does not connect to the target.

So I’m turning to the community, hoping others have tried to do the same
thing. Any words of advice?

Thanks!


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On Mon, Sep 27, 2010 at 6:07 PM, Gary G. Little wrote:

> The target system for WinDbg must have native support for either serial
> (COM1/COM2) or 1394. The best you can do to add it is either a true serial
> card in a peripheral slot. The target requires the serial and 1394 ports to
> be available at boot time. I believe a PCMCIA 1394 may work, but there all
> I
> have tried has been on the host.
>
> Also, usually the COM1/COM2 ports are based 16550, not 16950. There might
> be
> a different pin out between the two, though I would think it would work
> given the target saw a COM port at the proper time during the boot. Is
> there
> a BIOD option that can be set with the PCIe in play?
>
> Gary G. Little
> H (952) 223-1349
> C (952) 454-4629
> xxxxx@comcast.net
>
> -----Original Message-----
> From: xxxxx@lists.osr.com
> [mailto:xxxxx@lists.osr.com] On Behalf Of
> xxxxx@gmail.com
> Sent: Monday, September 27, 2010 3:56 PM
> To: Kernel Debugging Interest List
> Subject: [windbg] Debugging over PCIe to Serial card
>
> Hi guys,
> I’m trying to kernel debug an XP system on a netbook which comes with no
> serial port and no firewire.
> I’ve bought a mini PCIe to Serial card that feeds off 1x PCIe. The card is
> based on Oxford 16950 chipset.
> I’ve installed it inside the netbook (one spare mini-PCIe) and Windows sees
> it. I needed to install drivers for a device called multi-port serial
> adapter and then drivers for the 2 serial ports offered by the card.
> I’ve successfully tested the serial connection with a null modem cable with
> hyperterminal.
>
> However I’ve had no success establishing a kernel debug link at boot time.
> Windbg simply does not connect to the target.
>
> So I’m turning to the community, hoping others have tried to do the same
> thing. Any words of advice?
>
> Thanks!
>
> —
> WINDBG is sponsored by OSR
>
> For our schedule of WDF, WDM, debugging and other seminars visit:
> http://www.osr.com/seminars
>
> To unsubscribe, visit the List Server section of OSR Online at
> http://www.osronline.com/page.cfm?name=ListServer
>
>
> —
> WINDBG is sponsored by OSR
>
> For our schedule of WDF, WDM, debugging and other seminars visit:
> http://www.osr.com/seminars
>
> To unsubscribe, visit the List Server section of OSR Online at
> http://www.osronline.com/page.cfm?name=ListServer
>