1/* SPDX-License-Identifier: GPL-2.0-or-later */
 2/*
 3 *	include/asm-mips/dec/ioasic.h
 4 *
 5 *	DEC I/O ASIC access operations.
 6 *
 7 *	Copyright (C) 2000, 2002, 2003  Maciej W. Rozycki
 
 
 
 
 
 8 */
 9
10#ifndef __ASM_DEC_IOASIC_H
11#define __ASM_DEC_IOASIC_H
12
13#include <linux/spinlock.h>
14#include <linux/types.h>
15
16extern spinlock_t ioasic_ssr_lock;
17
18extern volatile u32 *ioasic_base;
19
20static inline void ioasic_write(unsigned int reg, u32 v)
21{
22	ioasic_base[reg / 4] = v;
23}
24
25static inline u32 ioasic_read(unsigned int reg)
26{
27	return ioasic_base[reg / 4];
28}
29
30extern void init_ioasic_irqs(int base);
31
32extern int dec_ioasic_clocksource_init(void);
33
34#endif /* __ASM_DEC_IOASIC_H */

 
 1/*
 2 *	include/asm-mips/dec/ioasic.h
 3 *
 4 *	DEC I/O ASIC access operations.
 5 *
 6 *	Copyright (C) 2000, 2002, 2003  Maciej W. Rozycki
 7 *
 8 *	This program is free software; you can redistribute it and/or
 9 *	modify it under the terms of the GNU General Public License
10 *	as published by the Free Software Foundation; either version
11 *	2 of the License, or (at your option) any later version.
12 */
13
14#ifndef __ASM_DEC_IOASIC_H
15#define __ASM_DEC_IOASIC_H
16
17#include <linux/spinlock.h>
18#include <linux/types.h>
19
20extern spinlock_t ioasic_ssr_lock;
21
22extern volatile u32 *ioasic_base;
23
24static inline void ioasic_write(unsigned int reg, u32 v)
25{
26	ioasic_base[reg / 4] = v;
27}
28
29static inline u32 ioasic_read(unsigned int reg)
30{
31	return ioasic_base[reg / 4];
32}
33
34extern void init_ioasic_irqs(int base);
35
36extern int dec_ioasic_clocksource_init(void);
37
38#endif /* __ASM_DEC_IOASIC_H */