1/* SPDX-License-Identifier: GPL-2.0 */
 2/*
 3 * This is included by init/main.c to check for architecture-dependent bugs.
 4 *
 5 * Copyright (C) 2007  Maciej W. Rozycki
 6 *
 7 * Needs:
 8 *	void check_bugs(void);
 9 */
10#ifndef _ASM_BUGS_H
11#define _ASM_BUGS_H
12
13#include <linux/bug.h>
14#include <linux/delay.h>
15#include <linux/smp.h>
16
17#include <asm/cpu.h>
18#include <asm/cpu-info.h>
19
20extern int daddiu_bug;
21
22extern void check_bugs64_early(void);
23
24extern void check_bugs32(void);
25extern void check_bugs64(void);
26
27static inline void check_bugs_early(void)
28{
29#ifdef CONFIG_64BIT
30	check_bugs64_early();
31#endif
32}
33
34static inline void check_bugs(void)
35{
36	unsigned int cpu = smp_processor_id();
37
38	cpu_data[cpu].udelay_val = loops_per_jiffy;
39	check_bugs32();
40#ifdef CONFIG_64BIT
41	check_bugs64();
42#endif
43}
44
45static inline int r4k_daddiu_bug(void)
46{
47#ifdef CONFIG_64BIT
 
 
48	WARN_ON(daddiu_bug < 0);
49	return daddiu_bug != 0;
50#else
51	return 0;
52#endif
53}
54
55#endif /* _ASM_BUGS_H */

 1/* SPDX-License-Identifier: GPL-2.0 */
 2/*
 
 
 3 * Copyright (C) 2007  Maciej W. Rozycki
 
 
 
 4 */
 5#ifndef _ASM_BUGS_H
 6#define _ASM_BUGS_H
 7
 8#include <linux/bug.h>
 
 9#include <linux/smp.h>
10
11#include <asm/cpu.h>
12#include <asm/cpu-info.h>
13
14extern int daddiu_bug;
15
16extern void check_bugs64_early(void);
17
18extern void check_bugs32(void);
19extern void check_bugs64(void);
20
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
21static inline int r4k_daddiu_bug(void)
22{
23	if (!IS_ENABLED(CONFIG_CPU_R4X00_BUGS64))
24		return 0;
25
26	WARN_ON(daddiu_bug < 0);
27	return daddiu_bug != 0;
 
 
 
28}
29
30#endif /* _ASM_BUGS_H */