Re: making debs for u-boot kernels
On Saturday 27 July 2019 15:46:59 Reco wrote:
> On Sat, Jul 27, 2019 at 12:02:18PM -0400, Gene Heskett wrote:
> > On Friday 26 July 2019 17:35:01 Reco wrote:
> > > Hi.
> > >
> > > On Thu, Jul 25, 2019 at 12:49:32PM -0400, Gene Heskett wrote:
> > > > I am furious (fat lot of good that does me) with the lack of
> > > > tools, and information on how to use them to build an
> > > > installable kernel.deb for a rpi-3b. I know it can be done, I
> > > > have witnessed apt do it several times, on at least two of the
> > > > arm platforms, once on an arm64 running stretch and several
> > > > times on armhf for releases from jessie to buster.
> > >
> > > Raspberry Pi does not use u-boot. Raspbian does not use u-boot.
> > > Their proprietary bootloader can be forced to run u-boot, but its
> > > not worth it - by using u-boot you're limiting yourself to armhf,
> > > and Raspberry Pi3 is an aarch64 board.
> > >
> > > > I want to take a linux-rt tar.xz direct from kernel.org, and its
> > > > patches to bring it up to realtime, build it and install it all
> > > > on the pi-3b, to which I have added a 120GB SSD for workspace,
> > > > and a 10GB swap so it can now build linuxcnc.
> > >
> > > Consider installing a proper Debian first the way it's outlined at
> > > [1]. Booting a custom kernel will be as easy as adding an another
> > > entry to grub.cfg.
> > >
> > > Reco
> > >
> > > [1]
> > > https://pete.akeo.ie/2019/07/installing-debian-arm64-on-raspberry-
> > >pi.html
> >
> > Now its stuck, claiming the partitioing has not been done and it
> > cannot install grub to a hard disk.
> > Going back to to the partitioning menu I see:
> > #1 primary 314.6MB B K ESP
> > #6 logical 1 GB f swap swap
> > #5 logical 58 GB f ext4 /
> >
> > This was letting the installer do the default partitioning.
>
> [1] specifically mentions the desired partition layout.
> Force the installer to do this:
>
> #1 primary 314.6 MB B K ESP
> #2 primary 1.0 GB f swap swap
> #3 primary 14.7 GB f ext4 /
>
> > So I launched a shell, but there is not a /boot partition showing
> > for an ls.
>
> ESP is /boot/efi. /boot is a part of / that's yet to be created.
>
>
> On a side note, I took a spare RPi3 and followed [1] myself.
>
> First, I'd like to express huge thanks to all DDs and DMs that made
> possible to boot and run a proper OS on RPi3. I can provide an
> installation-report in case someone's interested.
>
> Second, some wishlist bugreports are in order. It's not an
> installation that took the most of the effort, it's the camera that's
> attached to the said RPi3.
>
That install nomograph says to disconnect ALL that stuff. ;-)
>
> Reco
Cheers, Gene Heskett
--
"There are four boxes to be used in defense of liberty:
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-Ed Howdershelt (Author)
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- Louis D. Brandeis
Genes Web page <http://geneslinuxbox.net:6309/gene>
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