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in other words, you can keep an outdated kernel on the sd card, as a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
next prev parent 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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