FW: Testing ARM-Linux Toolchain

[Dan Kegel]

Stevens, Peter wrote:
>  I have successfully built a cross compiler tool chain for ARM-Linux. But, I have a few questions about how to
>  "properly" test it. Given the fact that GCC and it's related tools include testsuites, I would like to use them. Thing
>  is, my target hardware platform wont arrive for awhile and I would like to begin testing the tool chain before it does.
>  I have seen/read documents describing the use of GDBs simulator to test the toolchain, but I am still abit confused as
>  to how/ or if this is even possible given my current setup.
>  
>  Host Platform:    x86 running RedHat
>  Target Platform: 	Intel Development Board with PXA27X processor
>  
>  Toolchain Versions:	GCC 3.3.2
>  				GLibC 2.3.2
>  				Bin Utilities 2.14
>  
>  From what I understand, if I want to test with the cpu simulator, I will have to replace glibc with newlib and set my
>  build target to arm-elf. I'm not intamitly familar with the differences between newlib/glibc and arm-elf/arm-linux. 
>  Why might these changes be needed ? What does arm-elf/nelib buy me that arm-linux/glibc cannot ?

The ability to build bare binaries that can run without an operating system.

>  If anybody speak from experience about how to best test a toolchain (without the hardware), it would be greatly 
>  appreciated.

I think that's the way.  I just haven't done it myself.
(Another approach is to find similar hardware... who knows,
maybe there's a system out there on ebay with a PXA-something
chip, linux, and an ethernet interface :-)
- Dan

-- 
My technical stuff: http://kegel.com
My politics: see http://www.misleader.org for examples of why I'm for regime change

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