Re: [PATCH] sane-toolchain-eglibc.inc: Set TARGET_OS = linux-gnuspe for e500

[Koen Kooi <k.kooi@student.utwente.nl>]

On 30-08-09 10:29, Phil Blundell wrote:
> On Sun, 2009-08-30 at 09:10 +0100, Phil Blundell wrote:
>> On Sat, 2009-08-29 at 18:22 -0700, Khem Raj wrote:
>>> We can override only for powerpc second time around. So changing it
>> to
>>>
>>> TARGET_OS_powerpc =
>>> "linux${@['','-gnuspe'][bb.data.getVar('TARGET_ARCH',d,1) in ['ppc',
>>> 'powerpc'] and bb.data.getVar('MACHINE',d) in ['calamari',
>> 'tqm8540']]}"
>>>
>>> will that be ok ?
>>
>> That's better, but it still doesn't seem terribly elegant.  I also
>> remain slightly unconvinced that the eglibc-specific file is,
>> conceptually, the right place for this logic.
>
> Actually, there is still a bigger problem with this change: it will
> cause the ABI to change in a semi-random way depending on the selected
> MACHINE and this will screw up people who are trying to do multimachine
> builds.
>
> For example, if I set MACHINE=calamari and then bitbake micro-image, it
> will select linux-gnuspe and I will presumably get the SPE ABI.  But
> then, if I set MACHINE=efika, say, and build another package in the same
> tree, it'll now select regular linux and the ABI will change, although
> this won't be reflected in the naming of the output packages: they'll
> all just be named "powerpc".

The efika ones are named 'ppc603e' fwiw.

regards,

Koen