Port: U-Boot for BeagleBone

[Tim Kientzle]

On May 18, 2013, at 10:54 AM, Warner Losh wrote:

> 
> On May 18, 2013, at 10:46 AM, Tim Kientzle wrote:
> 
>> On May 18, 2013, at 10:41 AM, Warner Losh wrote:
>>> 
>>> On May 18, 2013, at 10:38 AM, Jason Birch wrote:
>>> 
>>>> I'm not sure how it'd work internally in the ports tree (I'm a ports
>>>> consumer, not a contributor), but I'd find it weird if a U-Boot port
>>>> required me to get any devel/cross-* ports if U-Boot was able to be built
>>>> by Clang native to FreeBSD 9.X+ and I had Clang set as my CC, CPP, CXX.
>>> 
>>> u-boot can't be built with clang.
>> 
>> Yes, it can.  Since the ARM clang switch was thrown,
>> the xdev tools now build clang (unnecessarily, of course).
>> U-Boot builds just fine with it:
>> 
>> $ armv6-freebsd-cc --version
>> FreeBSD clang version 3.3 (trunk 178860) 20130405
>> Target: armv6--freebsd
>> Thread model: posix
> 
> Do these boot?

Gosh.  Now you've made me nervous that
I might still be using old GCC-compiled versions.

Just a sec ….
$ rm -rf u-boot-2013.04
$ tar xf u-boot-2013.04.tar.bz2
$ sudo ./crochet.sh -c beagleblack.sh

Copy to SD card …

Yep.  It boots.  ;-)

> I was under the impression that u-boot used global register flags in gcc that clang wasn't going to support... I'd be happy if I'm wrong though…

Don't know the details.  Maybe Andrew knows what has changed?

Tim


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