4247417d84
Add DECstation I/O ASIC clocksource Signed-off-by: Yoichi Yuasa <yoichi_yuasa@tripeaks.co.jp> Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
38 lines
863 B
C
38 lines
863 B
C
/*
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* include/asm-mips/dec/ioasic.h
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*
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* DEC I/O ASIC access operations.
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*
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* Copyright (C) 2000, 2002, 2003 Maciej W. Rozycki
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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
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* as published by the Free Software Foundation; either version
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* 2 of the License, or (at your option) any later version.
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*/
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#ifndef __ASM_DEC_IOASIC_H
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#define __ASM_DEC_IOASIC_H
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#include <linux/spinlock.h>
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#include <linux/types.h>
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extern spinlock_t ioasic_ssr_lock;
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extern volatile u32 *ioasic_base;
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static inline void ioasic_write(unsigned int reg, u32 v)
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{
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ioasic_base[reg / 4] = v;
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}
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static inline u32 ioasic_read(unsigned int reg)
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{
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return ioasic_base[reg / 4];
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}
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extern void init_ioasic_irqs(int base);
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extern void dec_ioasic_clocksource_init(void);
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#endif /* __ASM_DEC_IOASIC_H */
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