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Based on 1 normalized pattern(s): 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 extracted by the scancode license scanner the SPDX license identifier GPL-2.0-or-later has been chosen to replace the boilerplate/reference in 3029 file(s). Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Allison Randal <allison@lohutok.net> Cc: linux-spdx@vger.kernel.org Link: https://lkml.kernel.org/r/20190527070032.746973796@linutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
39 lines
991 B
C
39 lines
991 B
C
/* SPDX-License-Identifier: GPL-2.0-or-later */
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/*
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* OpenRISC Linux
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*
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* Linux architectural port borrowing liberally from similar works of
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* others. All original copyrights apply as per the original source
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* declaration.
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*
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* OpenRISC implementation:
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* Copyright (C) 2010-2011 Jonas Bonn <jonas@southpole.se>
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*/
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#ifndef __ASM_OPENRISC_SPR_H
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#define __ASM_OPENRISC_SPR_H
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#define mtspr(_spr, _val) __asm__ __volatile__ ( \
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"l.mtspr r0,%1,%0" \
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: : "K" (_spr), "r" (_val))
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#define mtspr_off(_spr, _off, _val) __asm__ __volatile__ ( \
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"l.mtspr %0,%1,%2" \
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: : "r" (_off), "r" (_val), "K" (_spr))
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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 unsigned long mfspr_off(unsigned long add, unsigned long offset)
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{
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unsigned long ret;
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__asm__ __volatile__ ("l.mfspr %0,%1,%2" : "=r" (ret)
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: "r" (offset), "K" (add));
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return ret;
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}
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#endif
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