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#include <arch/cp0.h>
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#include <arch/cp0.h>
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#include <proc/thread.h>
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#include <proc/thread.h>
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void fpu_disable(void)
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void fpu_disable(void)
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{  
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{  
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#ifdef HAVE_FPU
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#ifdef ARCH_HAS_FPU
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    cp0_status_write(cp0_status_read() & ~cp0_status_fpu_bit);
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    cp0_status_write(cp0_status_read() & ~cp0_status_fpu_bit);
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    if (THREAD && THREAD->pstate)
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    if (THREAD && THREAD->pstate)
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        THREAD->pstate->status &= ~cp0_status_fpu_bit;
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        THREAD->pstate->status &= ~cp0_status_fpu_bit;
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#endif
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#endif
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}
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}
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void fpu_enable(void)
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void fpu_enable(void)
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{
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{
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#ifdef HAVE_FPU
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#ifdef ARCH_HAS_FPU
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    cp0_status_write(cp0_status_read() | cp0_status_fpu_bit);
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    cp0_status_write(cp0_status_read() | cp0_status_fpu_bit);
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    if (THREAD && THREAD->pstate)
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    if (THREAD && THREAD->pstate)
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        THREAD->pstate->status |= cp0_status_fpu_bit;
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        THREAD->pstate->status |= cp0_status_fpu_bit;
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#endif
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#endif
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}
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}