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From: hiro <23hiro@gmail.com>
To: 9front@9front.org
Subject: Re: [9front] Getting Started with Kernel Development?
Date: Mon, 26 Apr 2021 19:17:07 +0200	[thread overview]
Message-ID: <CAFSF3XOVGWQQRo_3nJ7_ZiuTitOjQ7jt7hJkpUnrYzs6NevQpg@mail.gmail.com> (raw)
In-Reply-To: <7A5D7DAF-4C1D-42FF-9570-9B8F7F685A8D@me.com>

rpi is not very good at network booting.
but you can use 9front to network reboot.
in other words, you can keep an outdated kernel on the sd card, as a
9front bootloader.
that's one of the many great things you can build with /dev/reboot !

On 4/26/21, Daniel Morandini <danielmorandini@me.com> wrote:
> Hi,
>> Ideally, I'd be able
>> to go back and forth between a known good kernel and whatever I'm
>> hacking at.  I don't want to be backing up my SD card and restoring it
>> over and over again, if at all possible.
> Network boot [2]! Starting from rpi 2B v1.2, if you change the OTP
> field that allows USB boot mode [1], your SD slot becomes just a
> useful SD card reader. Otherwise you need the `bootcode.bin` file
> to be in the sd at boot time, but that does not have to change.
>
> Cheers,
> dan
>
> [1]
> https://www.raspberrypi.org/documentation/hardware/raspberrypi/bootmodes/net.md
> [2] http://fqa.9front.org/fqa6.html#6.7

  reply	other threads:[~2021-04-26 17:52 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-04-25 14:15 chötrin.
2021-04-25 16:07 ` cinap_lenrek
2021-04-25 17:20   ` hiro
2021-04-25 17:21     ` hiro
2021-04-25 23:36     ` Steve Simon
2021-04-26  9:33       ` hiro
2021-04-26 13:01         ` Steve Simon
2021-04-25 22:37   ` chötrin.
2021-04-26 17:08 ` Daniel Morandini
2021-04-26 17:17   ` hiro [this message]
2021-04-27  9:39     ` Daniel Morandini
2021-04-27 11:07       ` cinap_lenrek
2021-04-28  8:34         ` Daniel Morandini
2021-04-29  5:10         ` kjn
2021-04-29 11:07           ` Eli Cohen
2021-04-30  1:12             ` chötrin.
2021-04-30  1:24               ` Eli Cohen
2021-04-30  7:36                 ` hiro
2021-04-26 23:40   ` chötrin.

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