[yocto] ppc e500v2 support?

[Leon Woestenberg]

Hello Mark,

On Thu, Nov 4, 2010 at 6:20 PM, Mark Hatle <mark.hatle at windriver.com> wrote:
> On 11/4/10 8:53 AM, Leon Woestenberg wrote:
> Just an FYI.. the compiler flags for e500v1:
>
> -mcpu=8540 -mfloat-gprs=single -mspe=yes -mabi=spe
>
> and for e500v2:
>
> -mcpu=8548 -mfloat-gprs=double -mspe=yes -mabi=spe
>
> Neither of those would be compatible with the existing "ppc" packaging arch.
>  We will need to generate at least one new packaging arch type, likely 2
> (one for each).  Maybe called ppc_spe or something similar?
>
In OpenEmbedded we use the core variant as the packaging name:

TARGET_CC_ARCH = "-mcpu=8548 -mspe=yes -mabi=spe -mhard-float
-mfloat-gprs=double"
BASE_PACKAGE_ARCH = "ppce500v2"
FEED_ARCH = "ppce500v2"
PACKAGE_EXTRA_ARCHS += "ppce500v2"

Does that make sense?

Regards,
-- 
Leon 'likewise' Woestenberg