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Date:      Thu, 26 Aug 2021 16:54:41 +0200
From:      "Lizbeth Mutterhunt, Ph.D" <lizbethmutterhunt@gmail.com>
To:        =?utf-8?Q?Roger_Pau_Monn=C3=A9?= <royger@freebsd.org>
Cc:        freebsd-xen@freebsd.org
Subject:   Re: another xen-kernel UEFI story
Message-ID:  <9E4D166C-2414-4DAC-B6F3-50A43EE336C6@gmail.com>
In-Reply-To: <YSCvY/FeyPezge2F@Air-de-Roger>
References:  <3839452.BRNeRiNLvY@freebsd_current> <YRVQHmzo5c7Tq3Dn@Air-de-Roger> <9cf13949-3436-ce43-9884-d7a028c940fb@gmail.com> <2659512.iL6vRArjjl@freebsd_current> <f02a63b1-0b48-55ce-7f98-9486216e8ecf@gmail.com> <4DAB0DB2-E18D-4024-B80B-FCA2D2F51A45@gmail.com> <YR0jIDoP%2BFnCpatb@Air-de-Roger> <1907E411-6E75-4177-AD80-BB93D922DBAF@gmail.com> <YSCvY/FeyPezge2F@Air-de-Roger>

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Still waiting on the cable - amazon has still =E2=80=9Choliday-stress=E2=80=
=9D.=20
Awaited tomorrow, is this waiting for physis still necessary?

Lizbeth



> Op 21 aug. 2021, om 09:46 heeft Roger Pau Monn=C3=A9 =
<royger@freebsd.org> het volgende geschreven:
>=20
> On Fri, Aug 20, 2021 at 06:41:57PM +0200, Lizbeth Mutterhunt, Ph.D =
wrote:
>>=20
>>=20
>>> Op 18 aug. 2021, om 17:11 heeft Roger Pau Monn=C3=A9 =
<royger@freebsd.org> het volgende geschreven:
>>>=20
>>> On Wed, Aug 18, 2021 at 04:03:34PM +0200, Lizbeth Mutterhunt, Ph.D =
wrote:
>>>> Ok, the RS-232 cable arrived yestereday to connect it with my ASUS =
board shouldn=E2=80=99t be the problem, but how to connect on the other =
side of a 7 year old Dell Notebook with FreeBSD 14 CURRENT running? I =
guess I need a USB -> RS232 adapter there, or? And the Raspi would need =
something like this, too?
>>>=20
>>> Yes, that's what I use, a RS-232 to USB adapter. I've connected the
>>> adapter to either a laptop or a Raspberry Pi. As long as you have =
the
>>> drivers it doesn't really matter what you use on the other end.
>>>=20
>>> Keep in mind the cable between both boxes must be a null modem =
cable,
>>> or else it won't work.
>>>=20
>> I can=E2=80=99t connect it onboard, went with skalpell to the white =
plastic protection
>=20
> So you are not able to plug the serial header into the motherboard?
> Sorry, TBH it's not clear to me where you are stuck.
>=20
> Do you have the whole thing setup with all the cables properly
> connected and it's not working?
>=20
> How are you trying to connect to the serial console on the receive
> end?
>=20
>> But still no success even when force flag is on! Is this a sign, it =
is not a 0-modem-cable.=20
>> There are 9 pins, Clear to Send, Ready To Send, Clear to Receive, =
Ready to receive RX and DX (switching) and one stop bit and the brown =
earth pin. They appear on the board same way, but still they can=E2=80=99t=
 connect.=20
>>=20
>> Buy another cable or another adapter?
>=20
> FWIW, I tend to use Startech adapters:
>=20
> =
https://www.amazon.de/StarTech-USB-Seriell-Adapterkabel-Schnittstellen/dp/=
B00GRP8EZU/ref=3Dsr_1_4?__mk_de_DE=3D%C3%85M%C3%85%C5%BD%C3%95%C3%91&dchil=
d=3D1&keywords=3Dstartech+usb+serial&qid=3D1629531611&s=3Dcomputers&sr=3D1=
-4 =
<https://www.amazon.de/StarTech-USB-Seriell-Adapterkabel-Schnittstellen/dp=
/B00GRP8EZU/ref=3Dsr_1_4?__mk_de_DE=3D%C3%85M%C3%85%C5%BD%C3%95%C3%91&dchi=
ld=3D1&keywords=3Dstartech+usb+serial&qid=3D1629531611&s=3Dcomputers&sr=3D=
1-4>
>=20
> And then you also need a null modem cable, like:
>=20
> =
https://www.amazon.de/StarTech-Null-Modem-Kabel-schwarz/dp/B00QM8ZP5E/ref=3D=
sr_1_3?__mk_de_DE=3D%C3%85M%C3%85%C5%BD%C3%95%C3%91&dchild=3D1&keywords=3D=
startech+nullmodem&qid=3D1629531635&s=3Dcomputers&sr=3D1-3 =
<https://www.amazon.de/StarTech-Null-Modem-Kabel-schwarz/dp/B00QM8ZP5E/ref=
=3Dsr_1_3?__mk_de_DE=3D%C3%85M%C3%85%C5%BD%C3%95%C3%91&dchild=3D1&keywords=
=3Dstartech+nullmodem&qid=3D1629531635&s=3Dcomputers&sr=3D1-3>
>=20
> Sorry for the brand naming. I'm in no way affiliated to Startech, it's
> just that I find their products more reliable than others, and hence
> that's what I would recommend.
>=20
> Regards, Roger.


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