/* * (C) Copyright 2007 * Wolfgang Denk, DENX Software Engineering, wd@denx.de. * * Author: Sergei Poselenov <sposelenov@emcraft.com> * * See file CREDITS for list of people who contributed to this * project. * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License as * published by the Free Software Foundation; either version 2 of * the License, or (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, * MA 02111-1307 USA */#include <config.h>#if defined(CONFIG_440EP) || \    defined(CONFIG_440EPX)#include <asm/processor.h>#include <ppc4xx.h>int fpu_status(void){	if (mfspr(ccr0) & CCR0_DAPUIB)		return 0; /* Disabled */	else		return 1; /* Enabled */}void fpu_disable(void){	mtspr(ccr0, mfspr(ccr0) | CCR0_DAPUIB);	mtmsr(mfmsr() & ~MSR_FP);}void fpu_enable(void){	mtspr(ccr0, mfspr(ccr0) & ~CCR0_DAPUIB);	mtmsr(mfmsr() | MSR_FP);}#endif