[En-Nut-Discussion] Will the FPU from the STM32F4xx supported (context.c)?

Philipp Burch phip at hb9etc.ch
Sun Sep 1 12:54:04 CEST 2013

Hi Michael!

On 09/01/2013 12:43 PM, Michael Fischer wrote:
> Dear List,
> please can someone check if the context.c from the cm3 tree is correct
> in case of FPU support? Compared to the ChibiOS task switch it looks
> that the FPU register s16-s31 will not saved/restored.
> Best regards,
> Michael
> _______________________________________________
> http://lists.egnite.de/mailman/listinfo/en-nut-discussion

As far as I know, only the Cortex-M3 (without FPU) is supported at the 
moment. context.c is architecture dependent, so it is most likely that 
it does not know about any FPU registers.


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