[yocto] [meta-raspberrypi] Why not enable hard floating point?
J. Tang
tang at jtang.org
Thu Jan 15 18:05:18 PST 2015
On 2015-01-15, at 04:06, Mike Looijmans <mike.looijmans at topic.nl> wrote:
> -2- The CPU doesn't actually have floating point support and the kernel is emulating it for you. This allows the platform to run "hf" binaries, at a minor performance cost compared to completely doing the emulation in user space (libc).
From my understanding, the Raspberry Pi (at least the model B, which is what I have) has an FPU.
Would it hurt to at least mention in the top-level README of the meta-raspberrypi layer that a user could enable hard FP by setting the DEFAULTTUNE?
--
Jason Tang / tang at jtang.org
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