On Wed, Jun 16, 2021 at 01:40:07PM -0500, Segher Boessenkool wrote: > Hi Paul, > > On Tue, Jun 15, 2021 at 08:57:43AM +1000, Paul Mackerras wrote: > > --- a/arch/powerpc/Kconfig > > +++ b/arch/powerpc/Kconfig > > @@ -422,7 +422,7 @@ config HUGETLB_PAGE_SIZE_VARIABLE > > > > config MATH_EMULATION > > bool "Math emulation" > > - depends on 4xx || PPC_8xx || PPC_MPC832x || BOOKE > > + depends on 4xx || PPC_8xx || PPC_MPC832x || BOOKE || PPC_MICROWATT > > select PPC_FPU_REGS > > Why do you need this / want this, since you have FP hardware?
The FPU is optional, and doesn't fit in the smaller (-35T) version of the Artix-7 that is readily available. I should mention this in the commit message. Paul.