Thread (21 messages) 21 messages, 7 authors, 2012-05-17

Re: kilauea compilation breaks with v3.3 kernel and ELDK 4.2

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From: Wolfgang Denk <hidden>
Date: 2012-03-21 16:25:56

Dear Josh,

In message [ref] you wrote:
quoted
The problem is that for ppc-linux-gcc (GCC) 4.2.2 (which comes with the
ELDK 4.2) this assembly instruction is not known and the build breaks.
Sigh.  GCC 4.2 is pretty old at this point.
But still rock-solid ...  We use it a lot, especially as reference for
more recent (and sometimes more broken) versions of GCC.
All of the stuff in arch/powerpc/boot/ is built regardless of the
configured board and stuffed into a wrapper.a archive.  Then the
individual board targets are built and the necessary pieces are pulled
from the wrapper.a file.
This appears to be a pretty inefficient approach.  Why don't we build
only the files we actually need?  That would save a bit of build time.
quoted
Please advise.
If upgrading ELDK is an option for you, it will get you the quickest
solution.  Otherwise we'll need to figure out how to stub out the
instruction in boot/dcr.h and use the asm long trick.  Ew.  I can look
at that next week.
Thanks a lot in advance!

Best regards,

Wolfgang Denk

-- 
DENX Software Engineering GmbH,     MD: Wolfgang Denk & Detlev Zundel
HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany
Phone: (+49)-8142-66989-10 Fax: (+49)-8142-66989-80 Email: wd@denx.de
It is wrong always, everywhere and for everyone to  believe  anything
upon  insufficient  evidence.  - W. K. Clifford, British philosopher,
circa 1876
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