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bsp/gen5200: Fix FPU initialization

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The change of the MSR[FP] status requires a context-synchronizing
instruction.
This commit is contained in:
Sebastian Huber
2012-03-09 15:47:32 +01:00
parent 3bd4656fc4
commit c5a6e617a5
1 changed files with 1 additions and 0 deletions
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c/src/lib/libbsp/powerpc/gen5200/start/start.S
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@@ -706,6 +706,7 @@ FPU_init:
SETBITS r30, r29, MSR_FP SETBITS r30, r29, MSR_FP
mtmsr r30 /* enable FPU and FPU exceptions */ mtmsr r30 /* enable FPU and FPU exceptions */
sync
lfd f0, 0(r29) lfd f0, 0(r29)
fmr f1, f0 fmr f1, f0