RFC: sysutils/u-boot-beaglebone-eabi

[Ian Lepore]

On Wed, 2013-07-31 at 20:45 -0700, Tim Kientzle wrote:
> I (finally) got this port committed and would appreciate feedback.
> 
> Especially if you're building BeagleBone (White or Black)
> images *without* Crochet, please take a look and let me know
> what needs to be changed so this is useful for you.
> 
> Goals:
> 
> 1) Build U-Boot as a port with correct dependencies.
> 
>         $ cd /usr/ports/sysutils/u-boot-beaglebone-eabi
>         $ make
>         $ make install
> 
>      This uses the arm-eabi-gcc cross-compiler so it can build on
>      any FreeBSD architecture and properly spit out an ARM executable.
> 
> 2) Make it unnecessary for most people to actually build U-Boot.
> 
>      The port installs the binary bits into
>      /usr/local/share/u-boot/beaglebone-eabi.  From there, system
>      builders such as Crochet can just copy the bits onto target images.
>      This also means that the FreeBSD package-building clusters
>      can build this so that people can get a usable pre-built
>      U-Boot by installing a binary package.
> 
> 3) Provide a full-featured U-Boot for BeagleBone that can be used
>      for a variety of purposes.
> 
>      This port is currently based on the patches I developed while
>      working on Crochet, and I hope to soon switch Crochet to use
>      this instead of building U-Boot itself.  But it should be useful to
>      anyone trying to run FreeBSD on BeagleBone, regardless of how
>      you're building or booting the system.  If it's not useful to you,
>      please let me know why so I can try to make it more general.
>      (Rui has already suggested some changes to better support
>      netbooting.)
> 
> 4) Provide a template for other U-Boot ports.
> 
>      Once this is stable, I intend to use the same approach to add
>      ports for U-Boot on RPi, U-Boot on PandaBoard, etc.
> 
> Tim
> 
> P.S.  By the way, to make this work, I had to add real ARM cross-compiler
> ports.  We now have devel/arm-eabi-binutils and devel/arm-eabi-gcc
> 

I took this out for a test drive yesterday, and it works great, thanks.

I was able to adapt it pretty quickly to build myself a custom u-boot
for the wandboard.  About the only thing I had to change was to put the
api_net stuff back in.

-- Ian