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Date:      Thu, 11 Jun 2020 16:25:28 +0200
From:      =?utf-8?Q?Klaus_K=C3=BCchemann?= <maciphone2@googlemail.com>
To:        myfreeweb <greg@unrelenting.technology>, freebsd-arm@freebsd.org
Subject:   Re: Unrelenting testplan D25219
Message-ID:  <272692BC-1B2E-44C0-AB98-87DF115E5B15@googlemail.com>
In-Reply-To: <950a23f7e46c9f256241938abbbb2190@unrelenting.technology>
References:  <C7D9957A-5C58-48FF-9601-7DD13DE9D89B@googlemail.com> <5FE76178-4255-46B0-9A0D-F7640EFCBBE4@googlemail.com> <F1DC2AFB-0CC7-407D-A6C0-4E109590612E@unrelenting.technology> <950a23f7e46c9f256241938abbbb2190@unrelenting.technology>

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You never rest, cool :-) Ha Ha =E2=80=A6

> Am 11.06.2020 um 16:05 schrieb greg@unrelenting.technology:
>=20
> June 11, 2020 4:59 PM, "Klaus K=C3=BCchemann" =
<maciphone2@googlemail.com> wrote:
>=20
>> loader.efi-thing maybe fixed in rS362008.. hope so..
>=20
> hm, yeah, a NULL pointer dereference would indeed hang the whole =
loader.
>=20
>> but I allow myself one to ask you one last piece of information =
before I start a complete
>> kernel/world rebuild:
>=20
> Why bother with a world rebuild to test kernel stuff, you can just use =
a custom kernel
> with a prebuilt world from a memstick or something :D

If you knew how many  uSDs from NO_CLEAN=3Dyes laying around here :-) Ha =
Ha=20
Sometimes I feel better better a clean rebuild when bugs of unknown =
trigger occur...

>=20
>> which pieeprom did you flash ?
>=20
> Which WHAT? The Pi 4 has a flashable EEPROM type thing on it?!?!

Yeah, there is a flashable eeprom, I flashed the new beta (USB-boot) on =
the 8GB,
I`ve uploaded it t here: =
https://sourceforge.net/projects/rpi4-8gbram-betafirmw-03062020/
(should apply to both 4GB/8GB, afair, but sure on 8GB)
Just erase uSD to FAT32 with=20
https://www.raspberrypi.org/blog/raspberry-pi-imager-imaging-utility/
.. unzip pieprom.zip to uSD, boot (green screen on HDMI, success on UART =
and bli king green light blinking o. pcb
Indicates fw-upgrade.success=E2=80=A6

>=20
> I didn't flash anything, everything is stock.
Do you know WHICH stock?( they are different on different models)
(If booting without inserted uSD it should show the eprom-version,
 But that depends on flashed eprom-version, afair)

> I've held onto my assumption from previous Pis that there is no =
modifiable state
> on the board, only an untouchable boot ROM on the chip that directly =
reads the next thing
> from the SD card or other places, haha.
>=20
>> O.K. for you when I publish infos on the Wiki or do you want to do =
that yourself?
>=20
> No, I don't have a wiki account, feel free to post whatever you want =
there.

Great! Than you very much !







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