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40 lines
1.2 KiB
C
40 lines
1.2 KiB
C
/*
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* (C) Copyright 2011, Julius Baxter <julius@opencores.org>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*/
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#ifndef __ASM_OPENRISC_SYSTEM_H
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#define __ASM_OPENRISC_SYSTEM_H
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#include <asm/spr-defs.h>
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static inline unsigned long mfspr(unsigned long add)
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{
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unsigned long ret;
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__asm__ __volatile__ ("l.mfspr %0,r0,%1" : "=r" (ret) : "K" (add));
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return ret;
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}
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static inline void mtspr(unsigned long add, unsigned long val)
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{
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__asm__ __volatile__ ("l.mtspr r0,%1,%0" : : "K" (add), "r" (val));
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}
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#endif /* __ASM_OPENRISC_SYSTEM_H */
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